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Date: Tue, 4 Jan 2022 19:02:03 +0800
From: kvartet <xyru1999@...il.com>
To: Pablo Neira Ayuso <pablo@...filter.org>,
Jozsef Kadlecsik <kadlec@...filter.org>,
Florian Westphal <fw@...len.de>,
"David S. Miller" <davem@...emloft.net>,
Jakub Kicinski <kuba@...nel.org>,
netfilter-devel@...r.kernel.org, coreteam@...filter.org,
netdev@...r.kernel.org, linux-kernel@...r.kernel.org,
syzkaller-bugs@...glegroups.com
Cc: sunhao.th@...il.com
Subject: INFO: task hung in xt_find_match
Hello,
When using Syzkaller to fuzz the latest Linux kernel, the following
crash was triggered.
HEAD commit: a7904a538933 Linux 5.16-rc6
git tree: upstream
console output: https://paste.ubuntu.com/p/hFxPCTYb5S/plain/
kernel config: https://paste.ubuntu.com/p/FDDNHDxtwz/plain/
Sorry, I don't have a reproducer for this crash, hope the symbolized
report can help.
If you fix this issue, please add the following tag to the commit:
Reported-by: Yiru Xu <xyru1999@...il.com>
INFO: task syz-executor.6:13081 blocked for more than 143 seconds.
Not tainted 5.16.0-rc6 #9
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:syz-executor.6 state:D stack:28544 pid:13081 ppid: 6803 flags:0x00004004
Call Trace:
<TASK>
context_switch kernel/sched/core.c:4972 [inline]
__schedule+0xcd9/0x2530 kernel/sched/core.c:6253
schedule+0xd2/0x260 kernel/sched/core.c:6326
schedule_preempt_disabled+0xf/0x20 kernel/sched/core.c:6385
__mutex_lock_common kernel/locking/mutex.c:680 [inline]
__mutex_lock+0xc48/0x1610 kernel/locking/mutex.c:740
xt_find_match net/netfilter/x_tables.c:205 [inline]
xt_find_match+0xa1/0x270 net/netfilter/x_tables.c:197
xt_request_find_match net/netfilter/x_tables.c:235 [inline]
xt_request_find_match+0x88/0x120 net/netfilter/x_tables.c:228
find_check_match net/ipv6/netfilter/ip6_tables.c:500 [inline]
find_check_entry.isra.0+0x236/0x930 net/ipv6/netfilter/ip6_tables.c:558
translate_table+0xc99/0x16d0 net/ipv6/netfilter/ip6_tables.c:735
do_replace net/ipv6/netfilter/ip6_tables.c:1153 [inline]
do_ip6t_set_ctl+0x50e/0xb10 net/ipv6/netfilter/ip6_tables.c:1639
nf_setsockopt+0x83/0xe0 net/netfilter/nf_sockopt.c:101
ipv6_setsockopt+0x15f/0x190 net/ipv6/ipv6_sockglue.c:1017
sctp_setsockopt+0x149/0xa8d0 net/sctp/socket.c:4576
__sys_setsockopt+0x2db/0x610 net/socket.c:2176
__do_sys_setsockopt net/socket.c:2187 [inline]
__se_sys_setsockopt net/socket.c:2184 [inline]
__x64_sys_setsockopt+0xba/0x150 net/socket.c:2184
do_syscall_x64 arch/x86/entry/common.c:50 [inline]
do_syscall_64+0x35/0xb0 arch/x86/entry/common.c:80
entry_SYSCALL_64_after_hwframe+0x44/0xae
RIP: 0033:0x7f813396889d
RSP: 002b:00007f81322d9c28 EFLAGS: 00000246 ORIG_RAX: 0000000000000036
RAX: ffffffffffffffda RBX: 00007f8133a87f60 RCX: 00007f813396889d
RDX: 0000000000000040 RSI: 0000000000000029 RDI: 0000000000000003
RBP: 00007f81339d500d R08: 00000000000003c8 R09: 0000000000000000
R10: 0000000020000340 R11: 0000000000000246 R12: 0000000000000000
R13: 00007ffea5194ecf R14: 00007f8133a87f60 R15: 00007f81322d9dc0
</TASK>
Showing all locks held in the system:
2 locks held by systemd/1:
#0: ffff88801a675550 (mapping.invalidate_lock){++++}-{3:3}, at:
filemap_invalidate_lock_shared include/linux/fs.h:838 [inline]
#0: ffff88801a675550 (mapping.invalidate_lock){++++}-{3:3}, at:
filemap_fault+0x1537/0x2400 mm/filemap.c:3096
#1: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at: __perform_reclaim
mm/page_alloc.c:4585 [inline]
#1: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at:
__alloc_pages_direct_reclaim mm/page_alloc.c:4609 [inline]
#1: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at:
__alloc_pages_slowpath.constprop.0+0x760/0x21b0 mm/page_alloc.c:5007
3 locks held by kworker/u8:1/10:
1 lock held by khungtaskd/40:
#0: ffffffff8bb80e20 (rcu_read_lock){....}-{1:2}, at:
debug_show_all_locks+0x53/0x260 kernel/locking/lockdep.c:6458
1 lock held by systemd-journal/3055:
#0: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at: __perform_reclaim
mm/page_alloc.c:4585 [inline]
#0: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at:
__alloc_pages_direct_reclaim mm/page_alloc.c:4609 [inline]
#0: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at:
__alloc_pages_slowpath.constprop.0+0x760/0x21b0 mm/page_alloc.c:5007
2 locks held by systemd-udevd/3058:
#0: ffff88801a676940 (mapping.invalidate_lock){++++}-{3:3}, at:
filemap_invalidate_lock_shared include/linux/fs.h:838 [inline]
#0: ffff88801a676940 (mapping.invalidate_lock){++++}-{3:3}, at:
filemap_fault+0x1537/0x2400 mm/filemap.c:3096
#1: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at: __perform_reclaim
mm/page_alloc.c:4585 [inline]
#1: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at:
__alloc_pages_direct_reclaim mm/page_alloc.c:4609 [inline]
#1: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at:
__alloc_pages_slowpath.constprop.0+0x760/0x21b0 mm/page_alloc.c:5007
2 locks held by in:imklog/6770:
#0: ffff88802a735f48 (mapping.invalidate_lock){++++}-{3:3}, at:
filemap_invalidate_lock_shared include/linux/fs.h:838 [inline]
#0: ffff88802a735f48 (mapping.invalidate_lock){++++}-{3:3}, at:
filemap_fault+0x1537/0x2400 mm/filemap.c:3096
#1: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at: __perform_reclaim
mm/page_alloc.c:4585 [inline]
#1: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at:
__alloc_pages_direct_reclaim mm/page_alloc.c:4609 [inline]
#1: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at:
__alloc_pages_slowpath.constprop.0+0x760/0x21b0 mm/page_alloc.c:5007
4 locks held by rs:main Q:Reg/6771:
#0: ffff888018678af0 (&f->f_pos_lock){+.+.}-{3:3}, at:
__fdget_pos+0xe9/0x100 fs/file.c:1034
#1: ffff888102a10460 (sb_writers#5){.+.+}-{0:0}, at:
ksys_write+0x12d/0x250 fs/read_write.c:643
#2: ffff88802a49e7a0 (&sb->s_type->i_mutex_key#10){++++}-{3:3}, at:
inode_lock include/linux/fs.h:783 [inline]
#2: ffff88802a49e7a0 (&sb->s_type->i_mutex_key#10){++++}-{3:3}, at:
ext4_buffered_write_iter+0xb8/0x360 fs/ext4/file.c:263
#3: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at: __perform_reclaim
mm/page_alloc.c:4585 [inline]
#3: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at:
__alloc_pages_direct_reclaim mm/page_alloc.c:4609 [inline]
#3: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at:
__alloc_pages_slowpath.constprop.0+0x760/0x21b0 mm/page_alloc.c:5007
2 locks held by syz-fuzzer/6713:
#0: ffff8880286d8f88 (mapping.invalidate_lock){++++}-{3:3}, at:
filemap_invalidate_lock_shared include/linux/fs.h:838 [inline]
#0: ffff8880286d8f88 (mapping.invalidate_lock){++++}-{3:3}, at:
filemap_fault+0x1537/0x2400 mm/filemap.c:3096
#1: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at: __perform_reclaim
mm/page_alloc.c:4585 [inline]
#1: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at:
__alloc_pages_direct_reclaim mm/page_alloc.c:4609 [inline]
#1: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at:
__alloc_pages_slowpath.constprop.0+0x760/0x21b0 mm/page_alloc.c:5007
2 locks held by syz-fuzzer/6714:
#0: ffff8880286d8f88 (mapping.invalidate_lock){++++}-{3:3}, at:
filemap_invalidate_lock_shared include/linux/fs.h:838 [inline]
#0: ffff8880286d8f88 (mapping.invalidate_lock){++++}-{3:3}, at:
filemap_fault+0x1537/0x2400 mm/filemap.c:3096
#1: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at: __perform_reclaim
mm/page_alloc.c:4585 [inline]
#1: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at:
__alloc_pages_direct_reclaim mm/page_alloc.c:4609 [inline]
#1: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at:
__alloc_pages_slowpath.constprop.0+0x760/0x21b0 mm/page_alloc.c:5007
2 locks held by syz-fuzzer/6715:
#0: ffff8880286d8f88 (mapping.invalidate_lock){++++}-{3:3}, at:
filemap_invalidate_lock_shared include/linux/fs.h:838 [inline]
#0: ffff8880286d8f88 (mapping.invalidate_lock){++++}-{3:3}, at:
filemap_fault+0x1537/0x2400 mm/filemap.c:3096
#1: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at: __perform_reclaim
mm/page_alloc.c:4585 [inline]
#1: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at:
__alloc_pages_direct_reclaim mm/page_alloc.c:4609 [inline]
#1: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at:
__alloc_pages_slowpath.constprop.0+0x760/0x21b0 mm/page_alloc.c:5007
2 locks held by syz-fuzzer/6727:
#0: ffff8880178ac028 (&mm->mmap_lock#2){++++}-{3:3}, at:
mmap_read_trylock include/linux/mmap_lock.h:136 [inline]
#0: ffff8880178ac028 (&mm->mmap_lock#2){++++}-{3:3}, at:
do_user_addr_fault+0x285/0x11c0 arch/x86/mm/fault.c:1338
#1: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at: __perform_reclaim
mm/page_alloc.c:4585 [inline]
#1: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at:
__alloc_pages_direct_reclaim mm/page_alloc.c:4609 [inline]
#1: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at:
__alloc_pages_slowpath.constprop.0+0x760/0x21b0 mm/page_alloc.c:5007
2 locks held by syz-fuzzer/6786:
#0: ffff8880286d8f88 (mapping.invalidate_lock){++++}-{3:3}, at:
filemap_invalidate_lock_shared include/linux/fs.h:838 [inline]
#0: ffff8880286d8f88 (mapping.invalidate_lock){++++}-{3:3}, at:
filemap_fault+0x1537/0x2400 mm/filemap.c:3096
#1: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at: __perform_reclaim
mm/page_alloc.c:4585 [inline]
#1: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at:
__alloc_pages_direct_reclaim mm/page_alloc.c:4609 [inline]
#1: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at:
__alloc_pages_slowpath.constprop.0+0x760/0x21b0 mm/page_alloc.c:5007
2 locks held by syz-executor.4/6796:
#0: ffff8880286d9980
(
mapping.invalidate_lock){++++}-{3:3}
, at: filemap_invalidate_lock_shared include/linux/fs.h:838 [inline]
, at: filemap_fault+0x1537/0x2400 mm/filemap.c:3096
#1: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at: __perform_reclaim
mm/page_alloc.c:4585 [inline]
#1: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at:
__alloc_pages_direct_reclaim mm/page_alloc.c:4609 [inline]
#1: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at:
__alloc_pages_slowpath.constprop.0+0x760/0x21b0 mm/page_alloc.c:5007
1 lock held by syz-executor.2/6799:
#0: ffff8880286d9980 (mapping.invalidate_lock){++++}-{3:3}, at:
filemap_invalidate_lock_shared include/linux/fs.h:838 [inline]
#0: ffff8880286d9980 (mapping.invalidate_lock){++++}-{3:3}, at:
page_cache_ra_unbounded+0x1bc/0x950 mm/readahead.c:194
1 lock held by syz-executor.7/6800:
#0: ffff888015d04d88 (&xt[i].mutex){+.+.}-{3:3}, at:
xt_find_table_lock+0x147/0x690 net/netfilter/x_tables.c:1242
1 lock held by syz-executor.5/6802:
#0: ffff888015d04d88 (&xt[i].mutex){+.+.}-{3:3}, at:
xt_find_table_lock+0x147/0x690 net/netfilter/x_tables.c:1242
2 locks held by kworker/u8:6/11683:
2 locks held by syz-executor.3/16727:
#0: ffff888015d04d88 (&xt[i].mutex){+.+.}-{3:3}, at:
xt_find_table_lock+0x147/0x690 net/netfilter/x_tables.c:1242
#1: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at: __perform_reclaim
mm/page_alloc.c:4585 [inline]
#1: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at:
__alloc_pages_direct_reclaim mm/page_alloc.c:4609 [inline]
#1: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at:
__alloc_pages_slowpath.constprop.0+0x760/0x21b0 mm/page_alloc.c:5007
1 lock held by syz-executor.0/10214:
#0: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at: __perform_reclaim
mm/page_alloc.c:4585 [inline]
#0: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at:
__alloc_pages_direct_reclaim mm/page_alloc.c:4609 [inline]
#0: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at:
__alloc_pages_slowpath.constprop.0+0x760/0x21b0 mm/page_alloc.c:5007
3 locks held by kworker/0:0/12374:
3 locks held by kworker/3:14/17038:
2 locks held by syz-executor.1/8381:
#0: ffff8880286d9980 (mapping.invalidate_lock){++++}-{3:3}, at:
filemap_invalidate_lock_shared include/linux/fs.h:838 [inline]
#0: ffff8880286d9980 (mapping.invalidate_lock){++++}-{3:3}, at:
filemap_fault+0x1537/0x2400 mm/filemap.c:3096
#1: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at: __perform_reclaim
mm/page_alloc.c:4585 [inline]
#1: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at:
__alloc_pages_direct_reclaim mm/page_alloc.c:4609 [inline]
#1: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at:
__alloc_pages_slowpath.constprop.0+0x760/0x21b0 mm/page_alloc.c:5007
2 locks held by kworker/2:20/8392:
#0: ffff888010c66138
((wq_completion)events_freezable_power_){+.+.}-{0:0}, at:
arch_atomic64_set arch/x86/include/asm/atomic64_64.h:34 [inline]
#0: ffff888010c66138
((wq_completion)events_freezable_power_){+.+.}-{0:0}, at:
arch_atomic_long_set include/linux/atomic/atomic-long.h:41 [inline]
#0: ffff888010c66138
((wq_completion)events_freezable_power_){+.+.}-{0:0}, at:
atomic_long_set include/linux/atomic/atomic-instrumented.h:1198
[inline]
#0: ffff888010c66138
((wq_completion)events_freezable_power_){+.+.}-{0:0}, at:
set_work_data kernel/workqueue.c:635 [inline]
#0: ffff888010c66138
((wq_completion)events_freezable_power_){+.+.}-{0:0}, at:
set_work_pool_and_clear_pending kernel/workqueue.c:662 [inline]
#0: ffff888010c66138
((wq_completion)events_freezable_power_){+.+.}-{0:0}, at:
process_one_work+0x8c3/0x16d0 kernel/workqueue.c:2269
#1: ffffc90019bbfdc8
((work_completion)(&(&ev->dwork)->work)){+.+.}-{0:0}, at:
process_one_work+0x8f7/0x16d0 kernel/workqueue.c:2273
4 locks held by syz-executor.4/11310:
#0: ffffffff8bc53fd0 (dup_mmap_sem){.+.+}-{0:0}, at: dup_mmap
kernel/fork.c:497 [inline]
#0: ffffffff8bc53fd0 (dup_mmap_sem){.+.+}-{0:0}, at:
dup_mm+0x108/0x13d0 kernel/fork.c:1450
#1: ffff888024074728 (&mm->mmap_lock#2){++++}-{3:3}, at:
mmap_write_lock_killable include/linux/mmap_lock.h:87 [inline]
#1: ffff888024074728 (&mm->mmap_lock#2){++++}-{3:3}, at: dup_mmap
kernel/fork.c:498 [inline]
#1: ffff888024074728 (&mm->mmap_lock#2){++++}-{3:3}, at:
dup_mm+0x12e/0x13d0 kernel/fork.c:1450
#2: ffff8880ba900828 (&mm->mmap_lock/1){+.+.}-{3:3}, at:
mmap_write_lock_nested include/linux/mmap_lock.h:78 [inline]
#2: ffff8880ba900828 (&mm->mmap_lock/1){+.+.}-{3:3}, at: dup_mmap
kernel/fork.c:507 [inline]
#2: ffff8880ba900828 (&mm->mmap_lock/1){+.+.}-{3:3}, at:
dup_mm+0x18a/0x13d0 kernel/fork.c:1450
#3: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at: __perform_reclaim
mm/page_alloc.c:4585 [inline]
#3: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at:
__alloc_pages_direct_reclaim mm/page_alloc.c:4609 [inline]
#3: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at:
__alloc_pages_slowpath.constprop.0+0x760/0x21b0 mm/page_alloc.c:5007
4 locks held by syz-executor.4/11313:
#0: ffffffff8bc53fd0 (dup_mmap_sem){.+.+}-{0:0}, at: dup_mmap
kernel/fork.c:497 [inline]
#0: ffffffff8bc53fd0 (dup_mmap_sem){.+.+}-{0:0}, at:
dup_mm+0x108/0x13d0 kernel/fork.c:1450
#1: ffff888024071d28 (&mm->mmap_lock#2){++++}-{3:3}, at:
mmap_write_lock_killable include/linux/mmap_lock.h:87 [inline]
#1: ffff888024071d28 (&mm->mmap_lock#2){++++}-{3:3}, at: dup_mmap
kernel/fork.c:498 [inline]
#1: ffff888024071d28 (&mm->mmap_lock#2){++++}-{3:3}, at:
dup_mm+0x12e/0x13d0 kernel/fork.c:1450
#2: ffff888086b31628 (&mm->mmap_lock/1){+.+.}-{3:3}, at:
mmap_write_lock_nested include/linux/mmap_lock.h:78 [inline]
#2: ffff888086b31628 (&mm->mmap_lock/1){+.+.}-{3:3}, at: dup_mmap
kernel/fork.c:507 [inline]
#2: ffff888086b31628 (&mm->mmap_lock/1){+.+.}-{3:3}, at:
dup_mm+0x18a/0x13d0 kernel/fork.c:1450
#3: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at: __perform_reclaim
mm/page_alloc.c:4585 [inline]
#3: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at:
__alloc_pages_direct_reclaim mm/page_alloc.c:4609 [inline]
#3: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at:
__alloc_pages_slowpath.constprop.0+0x760/0x21b0 mm/page_alloc.c:5007
4 locks held by syz-executor.4/11315:
#0: ffffffff8bc53fd0 (dup_mmap_sem){.+.+}-{0:0}, at: dup_mmap
kernel/fork.c:497 [inline]
#0: ffffffff8bc53fd0 (dup_mmap_sem){.+.+}-{0:0}, at:
dup_mm+0x108/0x13d0 kernel/fork.c:1450
#1: ffff888054c37828 (&mm->mmap_lock#2){++++}-{3:3}, at:
mmap_write_lock_killable include/linux/mmap_lock.h:87 [inline]
#1: ffff888054c37828 (&mm->mmap_lock#2){++++}-{3:3}, at: dup_mmap
kernel/fork.c:498 [inline]
#1: ffff888054c37828 (&mm->mmap_lock#2){++++}-{3:3}, at:
dup_mm+0x12e/0x13d0 kernel/fork.c:1450
#2: ffff8880b254d528 (&mm->mmap_lock/1){+.+.}-{3:3}, at:
mmap_write_lock_nested include/linux/mmap_lock.h:78 [inline]
#2: ffff8880b254d528 (&mm->mmap_lock/1){+.+.}-{3:3}, at: dup_mmap
kernel/fork.c:507 [inline]
#2: ffff8880b254d528 (&mm->mmap_lock/1){+.+.}-{3:3}, at:
dup_mm+0x18a/0x13d0 kernel/fork.c:1450
#3: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at: __perform_reclaim
mm/page_alloc.c:4585 [inline]
#3: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at:
__alloc_pages_direct_reclaim mm/page_alloc.c:4609 [inline]
#3: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at:
__alloc_pages_slowpath.constprop.0+0x760/0x21b0 mm/page_alloc.c:5007
4 locks held by syz-executor.4/11316:
#0: ffffffff8bc53fd0
(dup_mmap_sem
){.+.+}-{0:0}, at: dup_mmap kernel/fork.c:497 [inline]
){.+.+}-{0:0}, at: dup_mm+0x108/0x13d0 kernel/fork.c:1450
#1:
ffff888024074028
(&mm->mmap_lock
#2){++++}-{3:3}
, at: mmap_write_lock_killable include/linux/mmap_lock.h:87 [inline]
, at: dup_mmap kernel/fork.c:498 [inline]
, at: dup_mm+0x12e/0x13d0 kernel/fork.c:1450
#2: ffff8880b18b3228 (
&mm->mmap_lock
/1
){+.+.}-{3:3}
, at: mmap_write_lock_nested include/linux/mmap_lock.h:78 [inline]
, at: dup_mmap kernel/fork.c:507 [inline]
, at: dup_mm+0x18a/0x13d0 kernel/fork.c:1450
#3: ffffffff8bca5140
(fs_reclaim
){+.+.}-{0:0}
, at: __perform_reclaim mm/page_alloc.c:4585 [inline]
, at: __alloc_pages_direct_reclaim mm/page_alloc.c:4609 [inline]
, at: __alloc_pages_slowpath.constprop.0+0x760/0x21b0 mm/page_alloc.c:5007
4 locks held by syz-executor.4/11318:
#0:
ffffffff8bc53fd0
(dup_mmap_sem
){.+.+}-{0:0}
, at: dup_mmap kernel/fork.c:497 [inline]
, at: dup_mm+0x108/0x13d0 kernel/fork.c:1450
#1: ffff888024075528 (&mm->mmap_lock#2){++++}-{3:3}, at:
mmap_write_lock_killable include/linux/mmap_lock.h:87 [inline]
#1: ffff888024075528 (&mm->mmap_lock#2){++++}-{3:3}, at: dup_mmap
kernel/fork.c:498 [inline]
#1: ffff888024075528 (&mm->mmap_lock#2){++++}-{3:3}, at:
dup_mm+0x12e/0x13d0 kernel/fork.c:1450
#2: ffff8880aabd7128 (&mm->mmap_lock/1){+.+.}-{3:3}, at:
mmap_write_lock_nested include/linux/mmap_lock.h:78 [inline]
#2: ffff8880aabd7128 (&mm->mmap_lock/1){+.+.}-{3:3}, at: dup_mmap
kernel/fork.c:507 [inline]
#2: ffff8880aabd7128 (&mm->mmap_lock/1){+.+.}-{3:3}, at:
dup_mm+0x18a/0x13d0 kernel/fork.c:1450
#3: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at: __perform_reclaim
mm/page_alloc.c:4585 [inline]
#3: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at:
__alloc_pages_direct_reclaim mm/page_alloc.c:4609 [inline]
#3: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at:
__alloc_pages_slowpath.constprop.0+0x760/0x21b0 mm/page_alloc.c:5007
4 locks held by syz-executor.4/11319:
#0: ffffffff8bc53fd0 (dup_mmap_sem){.+.+}-{0:0}, at: dup_mmap
kernel/fork.c:497 [inline]
#0: ffffffff8bc53fd0 (dup_mmap_sem){.+.+}-{0:0}, at:
dup_mm+0x108/0x13d0 kernel/fork.c:1450
#1: ffff888054c30128 (&mm->mmap_lock#2){++++}-{3:3}, at:
mmap_write_lock_killable include/linux/mmap_lock.h:87 [inline]
#1: ffff888054c30128 (&mm->mmap_lock#2){++++}-{3:3}, at: dup_mmap
kernel/fork.c:498 [inline]
#1: ffff888054c30128 (&mm->mmap_lock#2){++++}-{3:3}, at:
dup_mm+0x12e/0x13d0 kernel/fork.c:1450
#2: ffff8880a7d0f128
(&mm->mmap_lock/1){+.+.}-{3:3}, at: mmap_write_lock_nested
include/linux/mmap_lock.h:78 [inline]
(&mm->mmap_lock/1){+.+.}-{3:3}, at: dup_mmap kernel/fork.c:507 [inline]
(&mm->mmap_lock/1){+.+.}-{3:3}, at: dup_mm+0x18a/0x13d0 kernel/fork.c:1450
#3: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at: __perform_reclaim
mm/page_alloc.c:4585 [inline]
#3: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at:
__alloc_pages_direct_reclaim mm/page_alloc.c:4609 [inline]
#3: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at:
__alloc_pages_slowpath.constprop.0+0x760/0x21b0 mm/page_alloc.c:5007
4 locks held by syz-executor.4/11321:
#0: ffffffff8bc53fd0 (dup_mmap_sem){.+.+}-{0:0}, at: dup_mmap
kernel/fork.c:497 [inline]
#0: ffffffff8bc53fd0 (dup_mmap_sem){.+.+}-{0:0}, at:
dup_mm+0x108/0x13d0 kernel/fork.c:1450
#1: ffff888024074e28 (&mm->mmap_lock#2){++++}-{3:3}, at:
mmap_write_lock_killable include/linux/mmap_lock.h:87 [inline]
#1: ffff888024074e28 (&mm->mmap_lock#2){++++}-{3:3}, at: dup_mmap
kernel/fork.c:498 [inline]
#1: ffff888024074e28 (&mm->mmap_lock#2){++++}-{3:3}, at:
dup_mm+0x12e/0x13d0 kernel/fork.c:1450
#2: ffff8880921c7128 (&mm->mmap_lock/1){+.+.}-{3:3}, at:
mmap_write_lock_nested include/linux/mmap_lock.h:78 [inline]
#2: ffff8880921c7128 (&mm->mmap_lock/1){+.+.}-{3:3}, at: dup_mmap
kernel/fork.c:507 [inline]
#2: ffff8880921c7128 (&mm->mmap_lock/1){+.+.}-{3:3}, at:
dup_mm+0x18a/0x13d0 kernel/fork.c:1450
#3: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at: __perform_reclaim
mm/page_alloc.c:4585 [inline]
#3: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at:
__alloc_pages_direct_reclaim mm/page_alloc.c:4609 [inline]
#3: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at:
__alloc_pages_slowpath.constprop.0+0x760/0x21b0 mm/page_alloc.c:5007
4 locks held by syz-executor.4/11324:
#0: ffffffff8bc53fd0 (dup_mmap_sem){.+.+}-{0:0}, at: dup_mmap
kernel/fork.c:497 [inline]
#0: ffffffff8bc53fd0 (dup_mmap_sem){.+.+}-{0:0}, at:
dup_mm+0x108/0x13d0 kernel/fork.c:1450
#1: ffff888054c37128 (&mm->mmap_lock#2){++++}-{3:3}, at:
mmap_write_lock_killable include/linux/mmap_lock.h:87 [inline]
#1: ffff888054c37128 (&mm->mmap_lock#2){++++}-{3:3}, at: dup_mmap
kernel/fork.c:498 [inline]
#1: ffff888054c37128 (&mm->mmap_lock#2){++++}-{3:3}, at:
dup_mm+0x12e/0x13d0 kernel/fork.c:1450
#2: ffff8880a1b35c28 (&mm->mmap_lock/1){+.+.}-{3:3}, at:
mmap_write_lock_nested include/linux/mmap_lock.h:78 [inline]
#2: ffff8880a1b35c28 (&mm->mmap_lock/1){+.+.}-{3:3}, at: dup_mmap
kernel/fork.c:507 [inline]
#2: ffff8880a1b35c28 (&mm->mmap_lock/1){+.+.}-{3:3}, at:
dup_mm+0x18a/0x13d0 kernel/fork.c:1450
#3: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at: __perform_reclaim
mm/page_alloc.c:4585 [inline]
#3: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at:
__alloc_pages_direct_reclaim mm/page_alloc.c:4609 [inline]
#3: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at:
__alloc_pages_slowpath.constprop.0+0x760/0x21b0 mm/page_alloc.c:5007
4 locks held by syz-executor.4/11327:
#0: ffffffff8bc53fd0 (dup_mmap_sem){.+.+}-{0:0}, at: dup_mmap
kernel/fork.c:497 [inline]
#0: ffffffff8bc53fd0 (dup_mmap_sem){.+.+}-{0:0}, at:
dup_mm+0x108/0x13d0 kernel/fork.c:1450
#1: ffff888054c36328 (&mm->mmap_lock#2){++++}-{3:3}, at:
mmap_write_lock_killable include/linux/mmap_lock.h:87 [inline]
#1: ffff888054c36328 (&mm->mmap_lock#2){++++}-{3:3}, at: dup_mmap
kernel/fork.c:498 [inline]
#1: ffff888054c36328 (&mm->mmap_lock#2){++++}-{3:3}, at:
dup_mm+0x12e/0x13d0 kernel/fork.c:1450
#2: ffff8880a969e328 (&mm->mmap_lock/1){+.+.}-{3:3}, at:
mmap_write_lock_nested include/linux/mmap_lock.h:78 [inline]
#2: ffff8880a969e328 (&mm->mmap_lock/1){+.+.}-{3:3}, at: dup_mmap
kernel/fork.c:507 [inline]
#2: ffff8880a969e328 (&mm->mmap_lock/1){+.+.}-{3:3}, at:
dup_mm+0x18a/0x13d0 kernel/fork.c:1450
#3: ffffffff8bca5140
(fs_reclaim){+.+.}-{0:0}, at: __perform_reclaim mm/page_alloc.c:4585 [inline]
(fs_reclaim){+.+.}-{0:0}, at: __alloc_pages_direct_reclaim
mm/page_alloc.c:4609 [inline]
(fs_reclaim){+.+.}-{0:0}, at:
__alloc_pages_slowpath.constprop.0+0x760/0x21b0 mm/page_alloc.c:5007
4 locks held by syz-executor.4/11330:
#0: ffffffff8bc53fd0 (dup_mmap_sem){.+.+}-{0:0}, at: dup_mmap
kernel/fork.c:497 [inline]
#0: ffffffff8bc53fd0 (dup_mmap_sem){.+.+}-{0:0}, at:
dup_mm+0x108/0x13d0 kernel/fork.c:1450
#1: ffff888083379d28 (&mm->mmap_lock#2){++++}-{3:3}, at:
mmap_write_lock_killable include/linux/mmap_lock.h:87 [inline]
#1: ffff888083379d28 (&mm->mmap_lock#2){++++}-{3:3}, at: dup_mmap
kernel/fork.c:498 [inline]
#1: ffff888083379d28 (&mm->mmap_lock#2){++++}-{3:3}, at:
dup_mm+0x12e/0x13d0 kernel/fork.c:1450
#2: ffff8880b50d3228 (&mm->mmap_lock/1){+.+.}-{3:3}, at:
mmap_write_lock_nested include/linux/mmap_lock.h:78 [inline]
#2: ffff8880b50d3228 (&mm->mmap_lock/1){+.+.}-{3:3}, at: dup_mmap
kernel/fork.c:507 [inline]
#2: ffff8880b50d3228 (&mm->mmap_lock/1){+.+.}-{3:3}, at:
dup_mm+0x18a/0x13d0 kernel/fork.c:1450
#3: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at: __perform_reclaim
mm/page_alloc.c:4585 [inline]
#3: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at:
__alloc_pages_direct_reclaim mm/page_alloc.c:4609 [inline]
#3: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at:
__alloc_pages_slowpath.constprop.0+0x760/0x21b0 mm/page_alloc.c:5007
4 locks held by syz-executor.4/11332:
#0: ffffffff8bc53fd0 (dup_mmap_sem){.+.+}-{0:0}, at: dup_mmap
kernel/fork.c:497 [inline]
#0: ffffffff8bc53fd0 (dup_mmap_sem){.+.+}-{0:0}, at:
dup_mm+0x108/0x13d0 kernel/fork.c:1450
#1:
ffff888024073228
(&mm->mmap_lock#2
){++++}-{3:3}
, at: mmap_write_lock_killable include/linux/mmap_lock.h:87 [inline]
, at: dup_mmap kernel/fork.c:498 [inline]
, at: dup_mm+0x12e/0x13d0 kernel/fork.c:1450
#2:
ffff88809569c728
(&mm->mmap_lock
/1
){+.+.}-{3:3}
, at: mmap_write_lock_nested include/linux/mmap_lock.h:78 [inline]
, at: dup_mmap kernel/fork.c:507 [inline]
, at: dup_mm+0x18a/0x13d0 kernel/fork.c:1450
#3: ffffffff8bca5140
(fs_reclaim
){+.+.}-{0:0}
, at: __perform_reclaim mm/page_alloc.c:4585 [inline]
, at: __alloc_pages_direct_reclaim mm/page_alloc.c:4609 [inline]
, at: __alloc_pages_slowpath.constprop.0+0x760/0x21b0 mm/page_alloc.c:5007
4 locks held by syz-executor.4/11333:
#0:
ffffffff8bc53fd0
(dup_mmap_sem
){.+.+}-{0:0}
, at: dup_mmap kernel/fork.c:497 [inline]
, at: dup_mm+0x108/0x13d0 kernel/fork.c:1450
#1:
ffff88808337e328 (
&mm->mmap_lock
#2){++++}-{3:3}
, at: mmap_write_lock_killable include/linux/mmap_lock.h:87 [inline]
, at: dup_mmap kernel/fork.c:498 [inline]
, at: dup_mm+0x12e/0x13d0 kernel/fork.c:1450
#2: ffff88809168f128
(&mm->mmap_lock
/1){+.+.}-{3:3}, at: mmap_write_lock_nested
include/linux/mmap_lock.h:78 [inline]
/1){+.+.}-{3:3}, at: dup_mmap kernel/fork.c:507 [inline]
/1){+.+.}-{3:3}, at: dup_mm+0x18a/0x13d0 kernel/fork.c:1450
#3: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at: __perform_reclaim
mm/page_alloc.c:4585 [inline]
#3: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at:
__alloc_pages_direct_reclaim mm/page_alloc.c:4609 [inline]
#3: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at:
__alloc_pages_slowpath.constprop.0+0x760/0x21b0 mm/page_alloc.c:5007
4 locks held by syz-executor.4/11334:
#0: ffffffff8bc53fd0 (dup_mmap_sem){.+.+}-{0:0}, at: dup_mmap
kernel/fork.c:497 [inline]
#0: ffffffff8bc53fd0 (dup_mmap_sem){.+.+}-{0:0}, at:
dup_mm+0x108/0x13d0 kernel/fork.c:1450
#1: ffff888083378828 (&mm->mmap_lock#2){++++}-{3:3}, at:
mmap_write_lock_killable include/linux/mmap_lock.h:87 [inline]
#1: ffff888083378828 (&mm->mmap_lock#2){++++}-{3:3}, at: dup_mmap
kernel/fork.c:498 [inline]
#1: ffff888083378828 (&mm->mmap_lock#2){++++}-{3:3}, at:
dup_mm+0x12e/0x13d0 kernel/fork.c:1450
#2: ffff888092abd528 (&mm->mmap_lock/1){+.+.}-{3:3}, at:
mmap_write_lock_nested include/linux/mmap_lock.h:78 [inline]
#2: ffff888092abd528 (&mm->mmap_lock/1){+.+.}-{3:3}, at: dup_mmap
kernel/fork.c:507 [inline]
#2: ffff888092abd528 (&mm->mmap_lock/1){+.+.}-{3:3}, at:
dup_mm+0x18a/0x13d0 kernel/fork.c:1450
#3: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at: __perform_reclaim
mm/page_alloc.c:4585 [inline]
#3: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at:
__alloc_pages_direct_reclaim mm/page_alloc.c:4609 [inline]
#3: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at:
__alloc_pages_slowpath.constprop.0+0x760/0x21b0 mm/page_alloc.c:5007
4 locks held by syz-executor.4/11335:
#0: ffffffff8bc53fd0 (dup_mmap_sem){.+.+}-{0:0}, at: dup_mmap
kernel/fork.c:497 [inline]
#0: ffffffff8bc53fd0 (dup_mmap_sem){.+.+}-{0:0}, at:
dup_mm+0x108/0x13d0 kernel/fork.c:1450
#1: ffff888022fb9d28 (&mm->mmap_lock#2){++++}-{3:3}, at:
mmap_write_lock_killable include/linux/mmap_lock.h:87 [inline]
#1: ffff888022fb9d28 (&mm->mmap_lock#2){++++}-{3:3}, at: dup_mmap
kernel/fork.c:498 [inline]
#1: ffff888022fb9d28 (&mm->mmap_lock#2){++++}-{3:3}, at:
dup_mm+0x12e/0x13d0 kernel/fork.c:1450
#2: ffff8880921c2428 (&mm->mmap_lock/1){+.+.}-{3:3}, at:
mmap_write_lock_nested include/linux/mmap_lock.h:78 [inline]
#2: ffff8880921c2428 (&mm->mmap_lock/1){+.+.}-{3:3}, at: dup_mmap
kernel/fork.c:507 [inline]
#2: ffff8880921c2428 (&mm->mmap_lock/1){+.+.}-{3:3}, at:
dup_mm+0x18a/0x13d0 kernel/fork.c:1450
#3: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at: __perform_reclaim
mm/page_alloc.c:4585 [inline]
#3: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at:
__alloc_pages_direct_reclaim mm/page_alloc.c:4609 [inline]
#3: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at:
__alloc_pages_slowpath.constprop.0+0x760/0x21b0 mm/page_alloc.c:5007
4 locks held by syz-executor.4/11336:
#0:
ffffffff8bc53fd0 (
dup_mmap_sem){.+.+}-{0:0}
, at: dup_mmap kernel/fork.c:497 [inline]
, at: dup_mm+0x108/0x13d0 kernel/fork.c:1450
#1: ffff88808337d528
(&mm->mmap_lock
#2
){++++}-{3:3}
, at: mmap_write_lock_killable include/linux/mmap_lock.h:87 [inline]
, at: dup_mmap kernel/fork.c:498 [inline]
, at: dup_mm+0x12e/0x13d0 kernel/fork.c:1450
#2: ffff88809d807128 (&mm->mmap_lock/1){+.+.}-{3:3}, at:
mmap_write_lock_nested include/linux/mmap_lock.h:78 [inline]
#2: ffff88809d807128 (&mm->mmap_lock/1){+.+.}-{3:3}, at: dup_mmap
kernel/fork.c:507 [inline]
#2: ffff88809d807128 (&mm->mmap_lock/1){+.+.}-{3:3}, at:
dup_mm+0x18a/0x13d0 kernel/fork.c:1450
#3: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at: __perform_reclaim
mm/page_alloc.c:4585 [inline]
#3: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at:
__alloc_pages_direct_reclaim mm/page_alloc.c:4609 [inline]
#3: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at:
__alloc_pages_slowpath.constprop.0+0x760/0x21b0 mm/page_alloc.c:5007
2 locks held by syz-executor.4/11337:
#0: ffff888024072b28 (&mm->mmap_lock#2){++++}-{3:3}, at:
mmap_read_trylock include/linux/mmap_lock.h:136 [inline]
#0: ffff888024072b28 (&mm->mmap_lock#2){++++}-{3:3}, at:
do_user_addr_fault+0x285/0x11c0 arch/x86/mm/fault.c:1338
#1: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at: __perform_reclaim
mm/page_alloc.c:4585 [inline]
#1: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at:
__alloc_pages_direct_reclaim mm/page_alloc.c:4609 [inline]
#1: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at:
__alloc_pages_slowpath.constprop.0+0x760/0x21b0 mm/page_alloc.c:5007
4 locks held by syz-executor.4/11339:
#0: ffffffff8bc53fd0 (dup_mmap_sem){.+.+}-{0:0}, at: dup_mmap
kernel/fork.c:497 [inline]
#0: ffffffff8bc53fd0 (dup_mmap_sem){.+.+}-{0:0}, at:
dup_mm+0x108/0x13d0 kernel/fork.c:1450
#1: ffff888029b2ce28 (&mm->mmap_lock#2){++++}-{3:3}, at:
mmap_write_lock_killable include/linux/mmap_lock.h:87 [inline]
#1: ffff888029b2ce28 (&mm->mmap_lock#2){++++}-{3:3}, at: dup_mmap
kernel/fork.c:498 [inline]
#1: ffff888029b2ce28 (&mm->mmap_lock#2){++++}-{3:3}, at:
dup_mm+0x12e/0x13d0 kernel/fork.c:1450
#2:
ffff88809e3a8828 (
&mm->mmap_lock/1
){+.+.}-{3:3}
, at: mmap_write_lock_nested include/linux/mmap_lock.h:78 [inline]
, at: dup_mmap kernel/fork.c:507 [inline]
, at: dup_mm+0x18a/0x13d0 kernel/fork.c:1450
#3:
ffffffff8bca5140
(fs_reclaim
){+.+.}-{0:0}
, at: __perform_reclaim mm/page_alloc.c:4585 [inline]
, at: __alloc_pages_direct_reclaim mm/page_alloc.c:4609 [inline]
, at: __alloc_pages_slowpath.constprop.0+0x760/0x21b0 mm/page_alloc.c:5007
4 locks held by syz-executor.4/11340:
#0:
ffffffff8bc53fd0 (dup_mmap_sem){.+.+}-{0:0}, at: dup_mmap
kernel/fork.c:497 [inline]
ffffffff8bc53fd0 (dup_mmap_sem){.+.+}-{0:0}, at: dup_mm+0x108/0x13d0
kernel/fork.c:1450
#1: ffff888022fb8f28 (&mm->mmap_lock#2){++++}-{3:3}, at:
mmap_write_lock_killable include/linux/mmap_lock.h:87 [inline]
#1: ffff888022fb8f28 (&mm->mmap_lock#2){++++}-{3:3}, at: dup_mmap
kernel/fork.c:498 [inline]
#1: ffff888022fb8f28 (&mm->mmap_lock#2){++++}-{3:3}, at:
dup_mm+0x12e/0x13d0 kernel/fork.c:1450
#2: ffff88808498ea28 (&mm->mmap_lock/1){+.+.}-{3:3}, at:
mmap_write_lock_nested include/linux/mmap_lock.h:78 [inline]
#2: ffff88808498ea28 (&mm->mmap_lock/1){+.+.}-{3:3}, at: dup_mmap
kernel/fork.c:507 [inline]
#2: ffff88808498ea28 (&mm->mmap_lock/1){+.+.}-{3:3}, at:
dup_mm+0x18a/0x13d0 kernel/fork.c:1450
#3: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at: __perform_reclaim
mm/page_alloc.c:4585 [inline]
#3: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at:
__alloc_pages_direct_reclaim mm/page_alloc.c:4609 [inline]
#3: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at:
__alloc_pages_slowpath.constprop.0+0x760/0x21b0 mm/page_alloc.c:5007
4 locks held by syz-executor.4/11341:
#0: ffffffff8bc53fd0 (dup_mmap_sem){.+.+}-{0:0}, at: dup_mmap
kernel/fork.c:497 [inline]
#0: ffffffff8bc53fd0 (dup_mmap_sem){.+.+}-{0:0}, at:
dup_mm+0x108/0x13d0 kernel/fork.c:1450
#1: ffff888024076a28 (&mm->mmap_lock#2){++++}-{3:3}, at:
mmap_write_lock_killable include/linux/mmap_lock.h:87 [inline]
#1: ffff888024076a28 (&mm->mmap_lock#2){++++}-{3:3}, at: dup_mmap
kernel/fork.c:498 [inline]
#1: ffff888024076a28 (&mm->mmap_lock#2){++++}-{3:3}, at:
dup_mm+0x12e/0x13d0 kernel/fork.c:1450
#2: ffff88809eecf128 (&mm->mmap_lock/1){+.+.}-{3:3}, at:
mmap_write_lock_nested include/linux/mmap_lock.h:78 [inline]
#2: ffff88809eecf128 (&mm->mmap_lock/1){+.+.}-{3:3}, at: dup_mmap
kernel/fork.c:507 [inline]
#2: ffff88809eecf128 (&mm->mmap_lock/1){+.+.}-{3:3}, at:
dup_mm+0x18a/0x13d0 kernel/fork.c:1450
#3: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at: __perform_reclaim
mm/page_alloc.c:4585 [inline]
#3: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at:
__alloc_pages_direct_reclaim mm/page_alloc.c:4609 [inline]
#3: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at:
__alloc_pages_slowpath.constprop.0+0x760/0x21b0 mm/page_alloc.c:5007
2 locks held by syz-executor.4/11343:
#0: ffff888022fbf128 (&mm->mmap_lock#2){++++}-{3:3}, at:
mmap_read_trylock include/linux/mmap_lock.h:136 [inline]
#0: ffff888022fbf128 (&mm->mmap_lock#2){++++}-{3:3}, at:
do_user_addr_fault+0x285/0x11c0 arch/x86/mm/fault.c:1338
#1: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at: __perform_reclaim
mm/page_alloc.c:4585 [inline]
#1: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at:
__alloc_pages_direct_reclaim mm/page_alloc.c:4609 [inline]
#1: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at:
__alloc_pages_slowpath.constprop.0+0x760/0x21b0 mm/page_alloc.c:5007
1 lock held by syz-executor.4/11348:
#0: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at: __perform_reclaim
mm/page_alloc.c:4585 [inline]
#0: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at:
__alloc_pages_direct_reclaim mm/page_alloc.c:4609 [inline]
#0: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at:
__alloc_pages_slowpath.constprop.0+0x760/0x21b0 mm/page_alloc.c:5007
4 locks held by syz-executor.4/11349:
#0: ffffffff8bc53fd0 (
dup_mmap_sem){.+.+}-{0:0}
, at: dup_mmap kernel/fork.c:497 [inline]
, at: dup_mm+0x108/0x13d0 kernel/fork.c:1450
#1: ffff88812f2a4e28
(
&mm->mmap_lock#2){++++}-{3:3}
, at: mmap_write_lock_killable include/linux/mmap_lock.h:87 [inline]
, at: dup_mmap kernel/fork.c:498 [inline]
, at: dup_mm+0x12e/0x13d0 kernel/fork.c:1450
#2: ffff888092abea28 (&mm->mmap_lock/1){+.+.}-{3:3}, at:
mmap_write_lock_nested include/linux/mmap_lock.h:78 [inline]
#2: ffff888092abea28 (&mm->mmap_lock/1){+.+.}-{3:3}, at: dup_mmap
kernel/fork.c:507 [inline]
#2: ffff888092abea28 (&mm->mmap_lock/1){+.+.}-{3:3}, at:
dup_mm+0x18a/0x13d0 kernel/fork.c:1450
#3: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at: __perform_reclaim
mm/page_alloc.c:4585 [inline]
#3: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at:
__alloc_pages_direct_reclaim mm/page_alloc.c:4609 [inline]
#3: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at:
__alloc_pages_slowpath.constprop.0+0x760/0x21b0 mm/page_alloc.c:5007
4 locks held by syz-executor.4/11350:
#0:
ffffffff8bc53fd0
(dup_mmap_sem
){.+.+}-{0:0}
, at: dup_mmap kernel/fork.c:497 [inline]
, at: dup_mm+0x108/0x13d0 kernel/fork.c:1450
#1:
ffff888025951628
(&mm->mmap_lock
#2){++++}-{3:3}, at: mmap_write_lock_killable
include/linux/mmap_lock.h:87 [inline]
#2){++++}-{3:3}, at: dup_mmap kernel/fork.c:498 [inline]
#2){++++}-{3:3}, at: dup_mm+0x12e/0x13d0 kernel/fork.c:1450
#2: ffff88809db21628 (&mm->mmap_lock/1){+.+.}-{3:3}, at:
mmap_write_lock_nested include/linux/mmap_lock.h:78 [inline]
#2: ffff88809db21628 (&mm->mmap_lock/1){+.+.}-{3:3}, at: dup_mmap
kernel/fork.c:507 [inline]
#2: ffff88809db21628 (&mm->mmap_lock/1){+.+.}-{3:3}, at:
dup_mm+0x18a/0x13d0 kernel/fork.c:1450
#3: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at: __perform_reclaim
mm/page_alloc.c:4585 [inline]
#3: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at:
__alloc_pages_direct_reclaim mm/page_alloc.c:4609 [inline]
#3: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at:
__alloc_pages_slowpath.constprop.0+0x760/0x21b0 mm/page_alloc.c:5007
4 locks held by syz-executor.4/11351:
#0: ffffffff8bc53fd0 (dup_mmap_sem){.+.+}-{0:0}, at: dup_mmap
kernel/fork.c:497 [inline]
#0: ffffffff8bc53fd0 (dup_mmap_sem){.+.+}-{0:0}, at:
dup_mm+0x108/0x13d0 kernel/fork.c:1450
#1: ffff888029b2f828 (&mm->mmap_lock#2){++++}-{3:3}, at:
mmap_write_lock_killable include/linux/mmap_lock.h:87 [inline]
#1: ffff888029b2f828 (&mm->mmap_lock#2){++++}-{3:3}, at: dup_mmap
kernel/fork.c:498 [inline]
#1: ffff888029b2f828 (&mm->mmap_lock#2){++++}-{3:3}, at:
dup_mm+0x12e/0x13d0 kernel/fork.c:1450
#2: ffff8880a9720f28 (&mm->mmap_lock/1){+.+.}-{3:3}, at:
mmap_write_lock_nested include/linux/mmap_lock.h:78 [inline]
#2: ffff8880a9720f28 (&mm->mmap_lock/1){+.+.}-{3:3}, at: dup_mmap
kernel/fork.c:507 [inline]
#2: ffff8880a9720f28 (&mm->mmap_lock/1){+.+.}-{3:3}, at:
dup_mm+0x18a/0x13d0 kernel/fork.c:1450
#3: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at: __perform_reclaim
mm/page_alloc.c:4585 [inline]
#3: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at:
__alloc_pages_direct_reclaim mm/page_alloc.c:4609 [inline]
#3: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at:
__alloc_pages_slowpath.constprop.0+0x760/0x21b0 mm/page_alloc.c:5007
1 lock held by syz-executor.4/11352:
#0: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at: __perform_reclaim
mm/page_alloc.c:4585 [inline]
#0: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at:
__alloc_pages_direct_reclaim mm/page_alloc.c:4609 [inline]
#0: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at:
__alloc_pages_slowpath.constprop.0+0x760/0x21b0 mm/page_alloc.c:5007
4 locks held by syz-executor.4/11353:
#0: ffffffff8bc53fd0 (dup_mmap_sem
){.+.+}-{0:0}, at: dup_mmap kernel/fork.c:497 [inline]
){.+.+}-{0:0}, at: dup_mm+0x108/0x13d0 kernel/fork.c:1450
#1: ffff888029b28128 (&mm->mmap_lock#2){++++}-{3:3}
, at: mmap_write_lock_killable include/linux/mmap_lock.h:87 [inline]
, at: dup_mmap kernel/fork.c:498 [inline]
, at: dup_mm+0x12e/0x13d0 kernel/fork.c:1450
#2: ffff8880b71c0128 (&mm->mmap_lock
/1
){+.+.}-{3:3}, at: mmap_write_lock_nested include/linux/mmap_lock.h:78 [inline]
){+.+.}-{3:3}, at: dup_mmap kernel/fork.c:507 [inline]
){+.+.}-{3:3}, at: dup_mm+0x18a/0x13d0 kernel/fork.c:1450
#3: ffffffff8bca5140
(fs_reclaim
){+.+.}-{0:0}
, at: __perform_reclaim mm/page_alloc.c:4585 [inline]
, at: __alloc_pages_direct_reclaim mm/page_alloc.c:4609 [inline]
, at: __alloc_pages_slowpath.constprop.0+0x760/0x21b0 mm/page_alloc.c:5007
4 locks held by syz-executor.4/11354:
#0: ffffffff8bc53fd0
(dup_mmap_sem
){.+.+}-{0:0}
, at: dup_mmap kernel/fork.c:497 [inline]
, at: dup_mm+0x108/0x13d0 kernel/fork.c:1450
#1: ffff888022fbb928
(&mm->mmap_lock
#2){++++}-{3:3}
, at: mmap_write_lock_killable include/linux/mmap_lock.h:87 [inline]
, at: dup_mmap kernel/fork.c:498 [inline]
, at: dup_mm+0x12e/0x13d0 kernel/fork.c:1450
#2: ffff8880af93ce28
(&mm->mmap_lock/1){+.+.}-{3:3}, at: mmap_write_lock_nested
include/linux/mmap_lock.h:78 [inline]
(&mm->mmap_lock/1){+.+.}-{3:3}, at: dup_mmap kernel/fork.c:507 [inline]
(&mm->mmap_lock/1){+.+.}-{3:3}, at: dup_mm+0x18a/0x13d0 kernel/fork.c:1450
#3: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at: __perform_reclaim
mm/page_alloc.c:4585 [inline]
#3: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at:
__alloc_pages_direct_reclaim mm/page_alloc.c:4609 [inline]
#3: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at:
__alloc_pages_slowpath.constprop.0+0x760/0x21b0 mm/page_alloc.c:5007
4 locks held by syz-executor.4/11355:
#0: ffffffff8bc53fd0 (dup_mmap_sem){.+.+}-{0:0}, at: dup_mmap
kernel/fork.c:497 [inline]
#0: ffffffff8bc53fd0 (dup_mmap_sem){.+.+}-{0:0}, at:
dup_mm+0x108/0x13d0 kernel/fork.c:1450
#1: ffff888029b29628 (&mm->mmap_lock#2){++++}-{3:3}, at:
mmap_write_lock_killable include/linux/mmap_lock.h:87 [inline]
#1: ffff888029b29628 (&mm->mmap_lock#2){++++}-{3:3}, at: dup_mmap
kernel/fork.c:498 [inline]
#1: ffff888029b29628 (&mm->mmap_lock#2){++++}-{3:3}, at:
dup_mm+0x12e/0x13d0 kernel/fork.c:1450
#2: ffff8880b18b5c28 (&mm->mmap_lock/1){+.+.}-{3:3}, at:
mmap_write_lock_nested include/linux/mmap_lock.h:78 [inline]
#2: ffff8880b18b5c28 (&mm->mmap_lock/1){+.+.}-{3:3}, at: dup_mmap
kernel/fork.c:507 [inline]
#2: ffff8880b18b5c28 (&mm->mmap_lock/1){+.+.}-{3:3}, at:
dup_mm+0x18a/0x13d0 kernel/fork.c:1450
#3: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at: __perform_reclaim
mm/page_alloc.c:4585 [inline]
#3: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at:
__alloc_pages_direct_reclaim mm/page_alloc.c:4609 [inline]
#3: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at:
__alloc_pages_slowpath.constprop.0+0x760/0x21b0 mm/page_alloc.c:5007
4 locks held by syz-executor.4/11356:
#0: ffffffff8bc53fd0 (dup_mmap_sem){.+.+}-{0:0}, at: dup_mmap
kernel/fork.c:497 [inline]
#0: ffffffff8bc53fd0 (dup_mmap_sem){.+.+}-{0:0}, at:
dup_mm+0x108/0x13d0 kernel/fork.c:1450
#1: ffff888029b2b228 (&mm->mmap_lock#2){++++}-{3:3}, at:
mmap_write_lock_killable include/linux/mmap_lock.h:87 [inline]
#1: ffff888029b2b228 (&mm->mmap_lock#2){++++}-{3:3}, at: dup_mmap
kernel/fork.c:498 [inline]
#1: ffff888029b2b228 (&mm->mmap_lock#2){++++}-{3:3}, at:
dup_mm+0x12e/0x13d0 kernel/fork.c:1450
#2: ffff8880aaaa4728 (&mm->mmap_lock/1){+.+.}-{3:3}, at:
mmap_write_lock_nested include/linux/mmap_lock.h:78 [inline]
#2: ffff8880aaaa4728 (&mm->mmap_lock/1){+.+.}-{3:3}, at: dup_mmap
kernel/fork.c:507 [inline]
#2: ffff8880aaaa4728 (&mm->mmap_lock/1){+.+.}-{3:3}, at:
dup_mm+0x18a/0x13d0 kernel/fork.c:1450
#3: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at: __perform_reclaim
mm/page_alloc.c:4585 [inline]
#3: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at:
__alloc_pages_direct_reclaim mm/page_alloc.c:4609 [inline]
#3: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at:
__alloc_pages_slowpath.constprop.0+0x760/0x21b0 mm/page_alloc.c:5007
4 locks held by syz-executor.4/11357:
#0: ffffffff8bc53fd0 (dup_mmap_sem){.+.+}-{0:0}, at: dup_mmap
kernel/fork.c:497 [inline]
#0: ffffffff8bc53fd0 (dup_mmap_sem){.+.+}-{0:0}, at:
dup_mm+0x108/0x13d0 kernel/fork.c:1450
#1: ffff88812f2a7828 (&mm->mmap_lock#2){++++}-{3:3}, at:
mmap_write_lock_killable include/linux/mmap_lock.h:87 [inline]
#1: ffff88812f2a7828 (&mm->mmap_lock#2){++++}-{3:3}, at: dup_mmap
kernel/fork.c:498 [inline]
#1: ffff88812f2a7828 (&mm->mmap_lock#2){++++}-{3:3}, at:
dup_mm+0x12e/0x13d0 kernel/fork.c:1450
#2: ffff8880aabd6a28 (&mm->mmap_lock/1){+.+.}-{3:3}, at:
mmap_write_lock_nested include/linux/mmap_lock.h:78 [inline]
#2: ffff8880aabd6a28 (&mm->mmap_lock/1){+.+.}-{3:3}, at: dup_mmap
kernel/fork.c:507 [inline]
#2: ffff8880aabd6a28 (&mm->mmap_lock/1){+.+.}-{3:3}, at:
dup_mm+0x18a/0x13d0 kernel/fork.c:1450
#3: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at: __perform_reclaim
mm/page_alloc.c:4585 [inline]
#3: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at:
__alloc_pages_direct_reclaim mm/page_alloc.c:4609 [inline]
#3: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at:
__alloc_pages_slowpath.constprop.0+0x760/0x21b0 mm/page_alloc.c:5007
1 lock held by syz-executor.4/11358:
#0: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at: __perform_reclaim
mm/page_alloc.c:4585 [inline]
#0: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at:
__alloc_pages_direct_reclaim mm/page_alloc.c:4609 [inline]
#0: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at:
__alloc_pages_slowpath.constprop.0+0x760/0x21b0 mm/page_alloc.c:5007
4 locks held by syz-executor.4/11359:
#0: ffffffff8bc53fd0 (dup_mmap_sem){.+.+}-{0:0}, at: dup_mmap
kernel/fork.c:497 [inline]
#0: ffffffff8bc53fd0 (dup_mmap_sem){.+.+}-{0:0}, at:
dup_mm+0x108/0x13d0 kernel/fork.c:1450
#1: ffff88812f2a0828 (&mm->mmap_lock#2){++++}-{3:3}, at:
mmap_write_lock_killable include/linux/mmap_lock.h:87 [inline]
#1: ffff88812f2a0828 (&mm->mmap_lock#2){++++}-{3:3}, at: dup_mmap
kernel/fork.c:498 [inline]
#1: ffff88812f2a0828 (&mm->mmap_lock#2){++++}-{3:3}, at:
dup_mm+0x12e/0x13d0 kernel/fork.c:1450
#2: ffff88808337ab28 (&mm->mmap_lock/1){+.+.}-{3:3}, at:
mmap_write_lock_nested include/linux/mmap_lock.h:78 [inline]
#2: ffff88808337ab28 (&mm->mmap_lock/1){+.+.}-{3:3}, at: dup_mmap
kernel/fork.c:507 [inline]
#2: ffff88808337ab28 (&mm->mmap_lock/1){+.+.}-{3:3}, at:
dup_mm+0x18a/0x13d0 kernel/fork.c:1450
#3: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at: __perform_reclaim
mm/page_alloc.c:4585 [inline]
#3: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at:
__alloc_pages_direct_reclaim mm/page_alloc.c:4609 [inline]
#3: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at:
__alloc_pages_slowpath.constprop.0+0x760/0x21b0 mm/page_alloc.c:5007
4 locks held by syz-executor.4/11361:
#0: ffffffff8bc53fd0 (dup_mmap_sem){.+.+}-{0:0}, at: dup_mmap
kernel/fork.c:497 [inline]
#0: ffffffff8bc53fd0 (dup_mmap_sem){.+.+}-{0:0}, at:
dup_mm+0x108/0x13d0 kernel/fork.c:1450
#1: ffff888029b2c728 (&mm->mmap_lock#2){++++}-{3:3}, at:
mmap_write_lock_killable include/linux/mmap_lock.h:87 [inline]
#1: ffff888029b2c728 (&mm->mmap_lock#2){++++}-{3:3}, at: dup_mmap
kernel/fork.c:498 [inline]
#1: ffff888029b2c728 (&mm->mmap_lock#2){++++}-{3:3}, at:
dup_mm+0x12e/0x13d0 kernel/fork.c:1450
#2: ffff8880ab892428 (&mm->mmap_lock/1){+.+.}-{3:3}, at:
mmap_write_lock_nested include/linux/mmap_lock.h:78 [inline]
#2: ffff8880ab892428 (&mm->mmap_lock/1){+.+.}-{3:3}, at: dup_mmap
kernel/fork.c:507 [inline]
#2: ffff8880ab892428 (&mm->mmap_lock/1){+.+.}-{3:3}, at:
dup_mm+0x18a/0x13d0 kernel/fork.c:1450
#3: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at: __perform_reclaim
mm/page_alloc.c:4585 [inline]
#3: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at:
__alloc_pages_direct_reclaim mm/page_alloc.c:4609 [inline]
#3: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at:
__alloc_pages_slowpath.constprop.0+0x760/0x21b0 mm/page_alloc.c:5007
4 locks held by syz-executor.4/11362:
#0: ffffffff8bc53fd0 (dup_mmap_sem){.+.+}-{0:0}, at: dup_mmap
kernel/fork.c:497 [inline]
#0: ffffffff8bc53fd0 (dup_mmap_sem){.+.+}-{0:0}, at:
dup_mm+0x108/0x13d0 kernel/fork.c:1450
#1: ffff88812f2a4728 (&mm->mmap_lock#2){++++}-{3:3}, at:
mmap_write_lock_killable include/linux/mmap_lock.h:87 [inline]
#1: ffff88812f2a4728 (&mm->mmap_lock#2){++++}-{3:3}, at: dup_mmap
kernel/fork.c:498 [inline]
#1: ffff88812f2a4728 (&mm->mmap_lock#2){++++}-{3:3}, at:
dup_mm+0x12e/0x13d0 kernel/fork.c:1450
#2:
ffff88809ff47128 (
&mm->mmap_lock
/1){+.+.}-{3:3}
, at: mmap_write_lock_nested include/linux/mmap_lock.h:78 [inline]
, at: dup_mmap kernel/fork.c:507 [inline]
, at: dup_mm+0x18a/0x13d0 kernel/fork.c:1450
#3: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at: __perform_reclaim
mm/page_alloc.c:4585 [inline]
#3: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at:
__alloc_pages_direct_reclaim mm/page_alloc.c:4609 [inline]
#3: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at:
__alloc_pages_slowpath.constprop.0+0x760/0x21b0 mm/page_alloc.c:5007
1 lock held by syz-executor.4/11364:
#0: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at: __perform_reclaim
mm/page_alloc.c:4585 [inline]
#0: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at:
__alloc_pages_direct_reclaim mm/page_alloc.c:4609 [inline]
#0: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at:
__alloc_pages_slowpath.constprop.0+0x760/0x21b0 mm/page_alloc.c:5007
4 locks held by syz-executor.4/11368:
#0: ffffffff8bc53fd0
(dup_mmap_sem){.+.+}-{0:0}
, at: dup_mmap kernel/fork.c:497 [inline]
, at: dup_mm+0x108/0x13d0 kernel/fork.c:1450
#1: ffff88811f3c8128
(&mm->mmap_lock#2
){++++}-{3:3}
, at: mmap_write_lock_killable include/linux/mmap_lock.h:87 [inline]
, at: dup_mmap kernel/fork.c:498 [inline]
, at: dup_mm+0x12e/0x13d0 kernel/fork.c:1450
#2: ffff8880872bb228 (&mm->mmap_lock/1){+.+.}-{3:3}, at:
mmap_write_lock_nested include/linux/mmap_lock.h:78 [inline]
#2: ffff8880872bb228 (&mm->mmap_lock/1){+.+.}-{3:3}, at: dup_mmap
kernel/fork.c:507 [inline]
#2: ffff8880872bb228 (&mm->mmap_lock/1){+.+.}-{3:3}, at:
dup_mm+0x18a/0x13d0 kernel/fork.c:1450
#3: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at: __perform_reclaim
mm/page_alloc.c:4585 [inline]
#3: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at:
__alloc_pages_direct_reclaim mm/page_alloc.c:4609 [inline]
#3: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at:
__alloc_pages_slowpath.constprop.0+0x760/0x21b0 mm/page_alloc.c:5007
4 locks held by syz-executor.4/11369:
#0: ffffffff8bc53fd0 (dup_mmap_sem){.+.+}-{0:0}, at: dup_mmap
kernel/fork.c:497 [inline]
#0: ffffffff8bc53fd0 (dup_mmap_sem){.+.+}-{0:0}, at:
dup_mm+0x108/0x13d0 kernel/fork.c:1450
#1: ffff88811f3ca428 (&mm->mmap_lock#2){++++}-{3:3}, at:
mmap_write_lock_killable include/linux/mmap_lock.h:87 [inline]
#1: ffff88811f3ca428 (&mm->mmap_lock#2){++++}-{3:3}, at: dup_mmap
kernel/fork.c:498 [inline]
#1: ffff88811f3ca428 (&mm->mmap_lock#2){++++}-{3:3}, at:
dup_mm+0x12e/0x13d0 kernel/fork.c:1450
#2: ffff88809db21d28 (&mm->mmap_lock/1){+.+.}-{3:3}, at:
mmap_write_lock_nested include/linux/mmap_lock.h:78 [inline]
#2: ffff88809db21d28 (&mm->mmap_lock/1){+.+.}-{3:3}, at: dup_mmap
kernel/fork.c:507 [inline]
#2: ffff88809db21d28 (&mm->mmap_lock/1){+.+.}-{3:3}, at:
dup_mm+0x18a/0x13d0 kernel/fork.c:1450
#3: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at: __perform_reclaim
mm/page_alloc.c:4585 [inline]
#3: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at:
__alloc_pages_direct_reclaim mm/page_alloc.c:4609 [inline]
#3: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at:
__alloc_pages_slowpath.constprop.0+0x760/0x21b0 mm/page_alloc.c:5007
4 locks held by syz-executor.4/11370:
#0: ffffffff8bc53fd0 (dup_mmap_sem){.+.+}-{0:0}, at: dup_mmap
kernel/fork.c:497 [inline]
#0: ffffffff8bc53fd0 (dup_mmap_sem){.+.+}-{0:0}, at:
dup_mm+0x108/0x13d0 kernel/fork.c:1450
#1: ffff88811f3cab28 (&mm->mmap_lock#2){++++}-{3:3}, at:
mmap_write_lock_killable include/linux/mmap_lock.h:87 [inline]
#1: ffff88811f3cab28 (&mm->mmap_lock#2){++++}-{3:3}, at: dup_mmap
kernel/fork.c:498 [inline]
#1: ffff88811f3cab28 (&mm->mmap_lock#2){++++}-{3:3}, at:
dup_mm+0x12e/0x13d0 kernel/fork.c:1450
#2: ffff8880a9720128 (&mm->mmap_lock/1){+.+.}-{3:3}, at:
mmap_write_lock_nested include/linux/mmap_lock.h:78 [inline]
#2: ffff8880a9720128 (&mm->mmap_lock/1){+.+.}-{3:3}, at: dup_mmap
kernel/fork.c:507 [inline]
#2: ffff8880a9720128 (&mm->mmap_lock/1){+.+.}-{3:3}, at:
dup_mm+0x18a/0x13d0 kernel/fork.c:1450
#3: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at: __perform_reclaim
mm/page_alloc.c:4585 [inline]
#3: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at:
__alloc_pages_direct_reclaim mm/page_alloc.c:4609 [inline]
#3: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at:
__alloc_pages_slowpath.constprop.0+0x760/0x21b0 mm/page_alloc.c:5007
4 locks held by syz-executor.4/11371:
#0: ffffffff8bc53fd0 (dup_mmap_sem){.+.+}-{0:0}, at: dup_mmap
kernel/fork.c:497 [inline]
#0: ffffffff8bc53fd0 (dup_mmap_sem){.+.+}-{0:0}, at:
dup_mm+0x108/0x13d0 kernel/fork.c:1450
#1: ffff888025955528 (&mm->mmap_lock#2){++++}-{3:3}, at:
mmap_write_lock_killable include/linux/mmap_lock.h:87 [inline]
#1: ffff888025955528 (&mm->mmap_lock#2){++++}-{3:3}, at: dup_mmap
kernel/fork.c:498 [inline]
#1: ffff888025955528 (&mm->mmap_lock#2){++++}-{3:3}, at:
dup_mm+0x12e/0x13d0 kernel/fork.c:1450
#2: ffff8880a05d3228 (&mm->mmap_lock/1){+.+.}-{3:3}, at:
mmap_write_lock_nested include/linux/mmap_lock.h:78 [inline]
#2: ffff8880a05d3228 (&mm->mmap_lock/1){+.+.}-{3:3}, at: dup_mmap
kernel/fork.c:507 [inline]
#2: ffff8880a05d3228 (&mm->mmap_lock/1){+.+.}-{3:3}, at:
dup_mm+0x18a/0x13d0 kernel/fork.c:1450
#3: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at: __perform_reclaim
mm/page_alloc.c:4585 [inline]
#3: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at:
__alloc_pages_direct_reclaim mm/page_alloc.c:4609 [inline]
#3: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at:
__alloc_pages_slowpath.constprop.0+0x760/0x21b0 mm/page_alloc.c:5007
1 lock held by syz-executor.4/11372:
#0: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at: __perform_reclaim
mm/page_alloc.c:4585 [inline]
#0: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at:
__alloc_pages_direct_reclaim mm/page_alloc.c:4609 [inline]
#0: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at:
__alloc_pages_slowpath.constprop.0+0x760/0x21b0 mm/page_alloc.c:5007
4 locks held by syz-executor.4/11373:
#0: ffffffff8bc53fd0 (dup_mmap_sem){.+.+}-{0:0}, at: dup_mmap
kernel/fork.c:497 [inline]
#0: ffffffff8bc53fd0 (dup_mmap_sem){.+.+}-{0:0}, at:
dup_mm+0x108/0x13d0 kernel/fork.c:1450
#1: ffff888024070128 (&mm->mmap_lock#2){++++}-{3:3}, at:
mmap_write_lock_killable include/linux/mmap_lock.h:87 [inline]
#1: ffff888024070128 (&mm->mmap_lock#2){++++}-{3:3}, at: dup_mmap
kernel/fork.c:498 [inline]
#1: ffff888024070128 (&mm->mmap_lock#2){++++}-{3:3}, at:
dup_mm+0x12e/0x13d0 kernel/fork.c:1450
#2: ffff888085ba5528 (&mm->mmap_lock/1){+.+.}-{3:3}, at:
mmap_write_lock_nested include/linux/mmap_lock.h:78 [inline]
#2: ffff888085ba5528 (&mm->mmap_lock/1){+.+.}-{3:3}, at: dup_mmap
kernel/fork.c:507 [inline]
#2: ffff888085ba5528 (&mm->mmap_lock/1){+.+.}-{3:3}, at:
dup_mm+0x18a/0x13d0 kernel/fork.c:1450
#3: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at: __perform_reclaim
mm/page_alloc.c:4585 [inline]
#3: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at:
__alloc_pages_direct_reclaim mm/page_alloc.c:4609 [inline]
#3: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at:
__alloc_pages_slowpath.constprop.0+0x760/0x21b0 mm/page_alloc.c:5007
4 locks held by syz-executor.4/11374:
#0: ffffffff8bc53fd0 (dup_mmap_sem){.+.+}-{0:0}, at: dup_mmap
kernel/fork.c:497 [inline]
#0: ffffffff8bc53fd0 (dup_mmap_sem){.+.+}-{0:0}, at:
dup_mm+0x108/0x13d0 kernel/fork.c:1450
#1: ffff888029b2ea28 (&mm->mmap_lock#2){++++}-{3:3}, at:
mmap_write_lock_killable include/linux/mmap_lock.h:87 [inline]
#1: ffff888029b2ea28 (&mm->mmap_lock#2){++++}-{3:3}, at: dup_mmap
kernel/fork.c:498 [inline]
#1: ffff888029b2ea28 (&mm->mmap_lock#2){++++}-{3:3}, at:
dup_mm+0x12e/0x13d0 kernel/fork.c:1450
#2: ffff8880879a4728 (&mm->mmap_lock/1){+.+.}-{3:3}, at:
mmap_write_lock_nested include/linux/mmap_lock.h:78 [inline]
#2: ffff8880879a4728 (&mm->mmap_lock/1){+.+.}-{3:3}, at: dup_mmap
kernel/fork.c:507 [inline]
#2: ffff8880879a4728 (&mm->mmap_lock/1){+.+.}-{3:3}, at:
dup_mm+0x18a/0x13d0 kernel/fork.c:1450
#3: ffffffff8bca5140
(fs_reclaim
){+.+.}-{0:0}
, at: __perform_reclaim mm/page_alloc.c:4585 [inline]
, at: __alloc_pages_direct_reclaim mm/page_alloc.c:4609 [inline]
, at: __alloc_pages_slowpath.constprop.0+0x760/0x21b0 mm/page_alloc.c:5007
4 locks held by syz-executor.4/11375:
#0: ffffffff8bc53fd0 (
dup_mmap_sem
){.+.+}-{0:0}
, at: dup_mmap kernel/fork.c:497 [inline]
, at: dup_mm+0x108/0x13d0 kernel/fork.c:1450
#1: ffff88812f2a2b28 (&mm->mmap_lock
#2){++++}-{3:3}, at: mmap_write_lock_killable
include/linux/mmap_lock.h:87 [inline]
#2){++++}-{3:3}, at: dup_mmap kernel/fork.c:498 [inline]
#2){++++}-{3:3}, at: dup_mm+0x12e/0x13d0 kernel/fork.c:1450
#2: ffff8880ab894728
(&mm->mmap_lock
/1){+.+.}-{3:3}
, at: mmap_write_lock_nested include/linux/mmap_lock.h:78 [inline]
, at: dup_mmap kernel/fork.c:507 [inline]
, at: dup_mm+0x18a/0x13d0 kernel/fork.c:1450
#3:
ffffffff8bca5140 (fs_reclaim
){+.+.}-{0:0}
, at: __perform_reclaim mm/page_alloc.c:4585 [inline]
, at: __alloc_pages_direct_reclaim mm/page_alloc.c:4609 [inline]
, at: __alloc_pages_slowpath.constprop.0+0x760/0x21b0 mm/page_alloc.c:5007
4 locks held by syz-executor.4/11376:
#0: ffffffff8bc53fd0 (dup_mmap_sem){.+.+}-{0:0}, at: dup_mmap
kernel/fork.c:497 [inline]
#0: ffffffff8bc53fd0 (dup_mmap_sem){.+.+}-{0:0}, at:
dup_mm+0x108/0x13d0 kernel/fork.c:1450
#1: ffff888029b2dc28 (&mm->mmap_lock#2){++++}-{3:3}, at:
mmap_write_lock_killable include/linux/mmap_lock.h:87 [inline]
#1: ffff888029b2dc28 (&mm->mmap_lock#2){++++}-{3:3}, at: dup_mmap
kernel/fork.c:498 [inline]
#1: ffff888029b2dc28 (&mm->mmap_lock#2){++++}-{3:3}, at:
dup_mm+0x12e/0x13d0 kernel/fork.c:1450
#2: ffff888084934028
(&mm->mmap_lock/1){+.+.}-{3:3}, at: mmap_write_lock_nested
include/linux/mmap_lock.h:78 [inline]
(&mm->mmap_lock/1){+.+.}-{3:3}, at: dup_mmap kernel/fork.c:507 [inline]
(&mm->mmap_lock/1){+.+.}-{3:3}, at: dup_mm+0x18a/0x13d0 kernel/fork.c:1450
#3: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at: __perform_reclaim
mm/page_alloc.c:4585 [inline]
#3: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at:
__alloc_pages_direct_reclaim mm/page_alloc.c:4609 [inline]
#3: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at:
__alloc_pages_slowpath.constprop.0+0x760/0x21b0 mm/page_alloc.c:5007
4 locks held by syz-executor.4/11379:
#0: ffffffff8bc53fd0 (dup_mmap_sem){.+.+}-{0:0}, at: dup_mmap
kernel/fork.c:497 [inline]
#0: ffffffff8bc53fd0 (dup_mmap_sem){.+.+}-{0:0}, at:
dup_mm+0x108/0x13d0 kernel/fork.c:1450
#1: ffff888025954028 (&mm->mmap_lock#2){++++}-{3:3}, at:
mmap_write_lock_killable include/linux/mmap_lock.h:87 [inline]
#1: ffff888025954028 (&mm->mmap_lock#2){++++}-{3:3}, at: dup_mmap
kernel/fork.c:498 [inline]
#1: ffff888025954028 (&mm->mmap_lock#2){++++}-{3:3}, at:
dup_mm+0x12e/0x13d0 kernel/fork.c:1450
#2: ffff8880b2d21628 (&mm->mmap_lock/1){+.+.}-{3:3}, at:
mmap_write_lock_nested include/linux/mmap_lock.h:78 [inline]
#2: ffff8880b2d21628 (&mm->mmap_lock/1){+.+.}-{3:3}, at: dup_mmap
kernel/fork.c:507 [inline]
#2: ffff8880b2d21628 (&mm->mmap_lock/1){+.+.}-{3:3}, at:
dup_mm+0x18a/0x13d0 kernel/fork.c:1450
#3: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at: __perform_reclaim
mm/page_alloc.c:4585 [inline]
#3: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at:
__alloc_pages_direct_reclaim mm/page_alloc.c:4609 [inline]
#3: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at:
__alloc_pages_slowpath.constprop.0+0x760/0x21b0 mm/page_alloc.c:5007
1 lock held by syz-executor.4/11380:
#0: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at: __perform_reclaim
mm/page_alloc.c:4585 [inline]
#0: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at:
__alloc_pages_direct_reclaim mm/page_alloc.c:4609 [inline]
#0: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at:
__alloc_pages_slowpath.constprop.0+0x760/0x21b0 mm/page_alloc.c:5007
4 locks held by syz-executor.4/11383:
#0: ffffffff8bc53fd0 (dup_mmap_sem){.+.+}-{0:0}, at: dup_mmap
kernel/fork.c:497 [inline]
#0: ffffffff8bc53fd0 (dup_mmap_sem){.+.+}-{0:0}, at:
dup_mm+0x108/0x13d0 kernel/fork.c:1450
#1: ffff88812f2a3928 (&mm->mmap_lock#2){++++}-{3:3}, at:
mmap_write_lock_killable include/linux/mmap_lock.h:87 [inline]
#1: ffff88812f2a3928 (&mm->mmap_lock#2){++++}-{3:3}, at: dup_mmap
kernel/fork.c:498 [inline]
#1: ffff88812f2a3928 (&mm->mmap_lock#2){++++}-{3:3}, at:
dup_mm+0x12e/0x13d0 kernel/fork.c:1450
#2:
ffff8880a1b33928 (&mm->mmap_lock/1
){+.+.}-{3:3}, at: mmap_write_lock_nested include/linux/mmap_lock.h:78 [inline]
){+.+.}-{3:3}, at: dup_mmap kernel/fork.c:507 [inline]
){+.+.}-{3:3}, at: dup_mm+0x18a/0x13d0 kernel/fork.c:1450
#3: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at: __perform_reclaim
mm/page_alloc.c:4585 [inline]
#3: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at:
__alloc_pages_direct_reclaim mm/page_alloc.c:4609 [inline]
#3: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at:
__alloc_pages_slowpath.constprop.0+0x760/0x21b0 mm/page_alloc.c:5007
2 locks held by syz-executor.4/11384:
#0: ffff888029b2f128 (&mm->mmap_lock#2){++++}-{3:3}, at:
mmap_read_trylock include/linux/mmap_lock.h:136 [inline]
#0: ffff888029b2f128 (&mm->mmap_lock#2){++++}-{3:3}, at:
do_user_addr_fault+0x285/0x11c0 arch/x86/mm/fault.c:1338
#1: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at: __perform_reclaim
mm/page_alloc.c:4585 [inline]
#1: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at:
__alloc_pages_direct_reclaim mm/page_alloc.c:4609 [inline]
#1: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at:
__alloc_pages_slowpath.constprop.0+0x760/0x21b0 mm/page_alloc.c:5007
2 locks held by syz-executor.4/11386:
#0: ffff88808fb24728 (&mm->mmap_lock#2){++++}-{3:3}, at:
mmap_read_trylock include/linux/mmap_lock.h:136 [inline]
#0: ffff88808fb24728 (&mm->mmap_lock#2){++++}-{3:3}, at:
do_user_addr_fault+0x285/0x11c0 arch/x86/mm/fault.c:1338
#1: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at: __perform_reclaim
mm/page_alloc.c:4585 [inline]
#1: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at:
__alloc_pages_direct_reclaim mm/page_alloc.c:4609 [inline]
#1: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at:
__alloc_pages_slowpath.constprop.0+0x760/0x21b0 mm/page_alloc.c:5007
4 locks held by syz-executor.4/11388:
#0: ffffffff8bc53fd0
(dup_mmap_sem
){.+.+}-{0:0}
, at: dup_mmap kernel/fork.c:497 [inline]
, at: dup_mm+0x108/0x13d0 kernel/fork.c:1450
#1: ffff888024071628
(&mm->mmap_lock#2
){++++}-{3:3}
, at: mmap_write_lock_killable include/linux/mmap_lock.h:87 [inline]
, at: dup_mmap kernel/fork.c:498 [inline]
, at: dup_mm+0x12e/0x13d0 kernel/fork.c:1450
#2: ffff888127583228 (&mm->mmap_lock/1){+.+.}-{3:3}, at:
mmap_write_lock_nested include/linux/mmap_lock.h:78 [inline]
#2: ffff888127583228 (&mm->mmap_lock/1){+.+.}-{3:3}, at: dup_mmap
kernel/fork.c:507 [inline]
#2: ffff888127583228 (&mm->mmap_lock/1){+.+.}-{3:3}, at:
dup_mm+0x18a/0x13d0 kernel/fork.c:1450
#3: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at: __perform_reclaim
mm/page_alloc.c:4585 [inline]
#3: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at:
__alloc_pages_direct_reclaim mm/page_alloc.c:4609 [inline]
#3: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at:
__alloc_pages_slowpath.constprop.0+0x760/0x21b0 mm/page_alloc.c:5007
4 locks held by syz-executor.4/11390:
#0: ffffffff8bc53fd0 (dup_mmap_sem){.+.+}-{0:0}, at: dup_mmap
kernel/fork.c:497 [inline]
#0: ffffffff8bc53fd0 (dup_mmap_sem){.+.+}-{0:0}, at:
dup_mm+0x108/0x13d0 kernel/fork.c:1450
#1: ffff88811f3cb228 (&mm->mmap_lock#2){++++}-{3:3}, at:
mmap_write_lock_killable include/linux/mmap_lock.h:87 [inline]
#1: ffff88811f3cb228 (&mm->mmap_lock#2){++++}-{3:3}, at: dup_mmap
kernel/fork.c:498 [inline]
#1: ffff88811f3cb228 (&mm->mmap_lock#2){++++}-{3:3}, at:
dup_mm+0x12e/0x13d0 kernel/fork.c:1450
#2: ffff8880b50d2b28 (&mm->mmap_lock/1){+.+.}-{3:3}, at:
mmap_write_lock_nested include/linux/mmap_lock.h:78 [inline]
#2: ffff8880b50d2b28 (&mm->mmap_lock/1){+.+.}-{3:3}, at: dup_mmap
kernel/fork.c:507 [inline]
#2: ffff8880b50d2b28 (&mm->mmap_lock/1){+.+.}-{3:3}, at:
dup_mm+0x18a/0x13d0 kernel/fork.c:1450
#3: ffffffff8bca5140 (fs_reclaim
){+.+.}-{0:0}, at: __perform_reclaim mm/page_alloc.c:4585 [inline]
){+.+.}-{0:0}, at: __alloc_pages_direct_reclaim mm/page_alloc.c:4609 [inline]
){+.+.}-{0:0}, at: __alloc_pages_slowpath.constprop.0+0x760/0x21b0
mm/page_alloc.c:5007
4 locks held by syz-executor.4/11391:
#0: ffffffff8bc53fd0 (dup_mmap_sem){.+.+}-{0:0}, at: dup_mmap
kernel/fork.c:497 [inline]
#0: ffffffff8bc53fd0 (dup_mmap_sem){.+.+}-{0:0}, at:
dup_mm+0x108/0x13d0 kernel/fork.c:1450
#1: ffff88811f3cdc28 (&mm->mmap_lock#2){++++}-{3:3}, at:
mmap_write_lock_killable include/linux/mmap_lock.h:87 [inline]
#1: ffff88811f3cdc28 (&mm->mmap_lock#2){++++}-{3:3}, at: dup_mmap
kernel/fork.c:498 [inline]
#1: ffff88811f3cdc28 (&mm->mmap_lock#2){++++}-{3:3}, at:
dup_mm+0x12e/0x13d0 kernel/fork.c:1450
#2: ffff888098e78828 (&mm->mmap_lock/1){+.+.}-{3:3}, at:
mmap_write_lock_nested include/linux/mmap_lock.h:78 [inline]
#2: ffff888098e78828 (&mm->mmap_lock/1){+.+.}-{3:3}, at: dup_mmap
kernel/fork.c:507 [inline]
#2: ffff888098e78828 (&mm->mmap_lock/1){+.+.}-{3:3}, at:
dup_mm+0x18a/0x13d0 kernel/fork.c:1450
#3: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at: __perform_reclaim
mm/page_alloc.c:4585 [inline]
#3: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at:
__alloc_pages_direct_reclaim mm/page_alloc.c:4609 [inline]
#3: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at:
__alloc_pages_slowpath.constprop.0+0x760/0x21b0 mm/page_alloc.c:5007
4 locks held by syz-executor.4/11392:
#0: ffffffff8bc53fd0 (dup_mmap_sem){.+.+}-{0:0}, at: dup_mmap
kernel/fork.c:497 [inline]
#0: ffffffff8bc53fd0 (dup_mmap_sem){.+.+}-{0:0}, at:
dup_mm+0x108/0x13d0 kernel/fork.c:1450
#1: ffff888021a93928 (&mm->mmap_lock#2){++++}-{3:3}, at:
mmap_write_lock_killable include/linux/mmap_lock.h:87 [inline]
#1: ffff888021a93928 (&mm->mmap_lock#2){++++}-{3:3}, at: dup_mmap
kernel/fork.c:498 [inline]
#1: ffff888021a93928 (&mm->mmap_lock#2){++++}-{3:3}, at:
dup_mm+0x12e/0x13d0 kernel/fork.c:1450
#2: ffff888122f54028 (&mm->mmap_lock/1){+.+.}-{3:3}, at:
mmap_write_lock_nested include/linux/mmap_lock.h:78 [inline]
#2: ffff888122f54028 (&mm->mmap_lock/1){+.+.}-{3:3}, at: dup_mmap
kernel/fork.c:507 [inline]
#2: ffff888122f54028 (&mm->mmap_lock/1){+.+.}-{3:3}, at:
dup_mm+0x18a/0x13d0 kernel/fork.c:1450
#3: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at: __perform_reclaim
mm/page_alloc.c:4585 [inline]
#3: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at:
__alloc_pages_direct_reclaim mm/page_alloc.c:4609 [inline]
#3: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at:
__alloc_pages_slowpath.constprop.0+0x760/0x21b0 mm/page_alloc.c:5007
2 locks held by syz-executor.4/11393:
#0: ffff88811f565c28 (&mm->mmap_lock#2){++++}-{3:3}, at:
mmap_read_trylock include/linux/mmap_lock.h:136 [inline]
#0: ffff88811f565c28 (&mm->mmap_lock#2){++++}-{3:3}, at:
do_user_addr_fault+0x285/0x11c0 arch/x86/mm/fault.c:1338
#1: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at: __perform_reclaim
mm/page_alloc.c:4585 [inline]
#1: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at:
__alloc_pages_direct_reclaim mm/page_alloc.c:4609 [inline]
#1: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at:
__alloc_pages_slowpath.constprop.0+0x760/0x21b0 mm/page_alloc.c:5007
4 locks held by syz-executor.4/11396:
#0: ffffffff8bc53fd0 (dup_mmap_sem){.+.+}-{0:0}, at: dup_mmap
kernel/fork.c:497 [inline]
#0: ffffffff8bc53fd0 (dup_mmap_sem){.+.+}-{0:0}, at:
dup_mm+0x108/0x13d0 kernel/fork.c:1450
#1: ffff8880a9006a28 (&mm->mmap_lock#2){++++}-{3:3}, at:
mmap_write_lock_killable include/linux/mmap_lock.h:87 [inline]
#1: ffff8880a9006a28 (&mm->mmap_lock#2){++++}-{3:3}, at: dup_mmap
kernel/fork.c:498 [inline]
#1: ffff8880a9006a28 (&mm->mmap_lock#2){++++}-{3:3}, at:
dup_mm+0x12e/0x13d0 kernel/fork.c:1450
#2: ffff888021355c28 (&mm->mmap_lock/1){+.+.}-{3:3}, at:
mmap_write_lock_nested include/linux/mmap_lock.h:78 [inline]
#2: ffff888021355c28 (&mm->mmap_lock/1){+.+.}-{3:3}, at: dup_mmap
kernel/fork.c:507 [inline]
#2: ffff888021355c28 (&mm->mmap_lock/1){+.+.}-{3:3}, at:
dup_mm+0x18a/0x13d0 kernel/fork.c:1450
#3:
ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}
, at: __perform_reclaim mm/page_alloc.c:4585 [inline]
, at: __alloc_pages_direct_reclaim mm/page_alloc.c:4609 [inline]
, at: __alloc_pages_slowpath.constprop.0+0x760/0x21b0 mm/page_alloc.c:5007
4 locks held by syz-executor.4/11397:
#0: ffffffff8bc53fd0 (dup_mmap_sem){.+.+}-{0:0}, at: dup_mmap
kernel/fork.c:497 [inline]
#0: ffffffff8bc53fd0 (dup_mmap_sem){.+.+}-{0:0}, at:
dup_mm+0x108/0x13d0 kernel/fork.c:1450
#1: ffff8880a9004e28 (&mm->mmap_lock#2){++++}-{3:3}, at:
mmap_write_lock_killable include/linux/mmap_lock.h:87 [inline]
#1: ffff8880a9004e28 (&mm->mmap_lock#2){++++}-{3:3}, at: dup_mmap
kernel/fork.c:498 [inline]
#1: ffff8880a9004e28 (&mm->mmap_lock#2){++++}-{3:3}, at:
dup_mm+0x12e/0x13d0 kernel/fork.c:1450
#2:
ffff888092abb928 (&mm->mmap_lock/1){+.+.}-{3:3}, at:
mmap_write_lock_nested include/linux/mmap_lock.h:78 [inline]
ffff888092abb928 (&mm->mmap_lock/1){+.+.}-{3:3}, at: dup_mmap
kernel/fork.c:507 [inline]
ffff888092abb928 (&mm->mmap_lock/1){+.+.}-{3:3}, at:
dup_mm+0x18a/0x13d0 kernel/fork.c:1450
#3: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at: __perform_reclaim
mm/page_alloc.c:4585 [inline]
#3: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at:
__alloc_pages_direct_reclaim mm/page_alloc.c:4609 [inline]
#3: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at:
__alloc_pages_slowpath.constprop.0+0x760/0x21b0 mm/page_alloc.c:5007
4 locks held by syz-executor.4/11399:
#0:
ffffffff8bc53fd0 (
dup_mmap_sem
){.+.+}-{0:0}, at: dup_mmap kernel/fork.c:497 [inline]
){.+.+}-{0:0}, at: dup_mm+0x108/0x13d0 kernel/fork.c:1450
#1: ffff88811f3cd528 (&mm->mmap_lock#2){++++}-{3:3}, at:
mmap_write_lock_killable include/linux/mmap_lock.h:87 [inline]
#1: ffff88811f3cd528 (&mm->mmap_lock#2){++++}-{3:3}, at: dup_mmap
kernel/fork.c:498 [inline]
#1: ffff88811f3cd528 (&mm->mmap_lock#2){++++}-{3:3}, at:
dup_mm+0x12e/0x13d0 kernel/fork.c:1450
#2:
ffff8880a77f2b28
(&mm->mmap_lock
/1){+.+.}-{3:3}
, at: mmap_write_lock_nested include/linux/mmap_lock.h:78 [inline]
, at: dup_mmap kernel/fork.c:507 [inline]
, at: dup_mm+0x18a/0x13d0 kernel/fork.c:1450
#3: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at: __perform_reclaim
mm/page_alloc.c:4585 [inline]
#3: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at:
__alloc_pages_direct_reclaim mm/page_alloc.c:4609 [inline]
#3: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at:
__alloc_pages_slowpath.constprop.0+0x760/0x21b0 mm/page_alloc.c:5007
4 locks held by syz-executor.4/11400:
#0: ffffffff8bc53fd0 (dup_mmap_sem){.+.+}-{0:0}, at: dup_mmap
kernel/fork.c:497 [inline]
#0: ffffffff8bc53fd0 (dup_mmap_sem){.+.+}-{0:0}, at:
dup_mm+0x108/0x13d0 kernel/fork.c:1450
#1: ffff888025956328 (&mm->mmap_lock#2){++++}-{3:3}, at:
mmap_write_lock_killable include/linux/mmap_lock.h:87 [inline]
#1: ffff888025956328 (&mm->mmap_lock#2){++++}-{3:3}, at: dup_mmap
kernel/fork.c:498 [inline]
#1: ffff888025956328 (&mm->mmap_lock#2){++++}-{3:3}, at:
dup_mm+0x12e/0x13d0 kernel/fork.c:1450
#2: ffff888080e1b228 (&mm->mmap_lock/1){+.+.}-{3:3}, at:
mmap_write_lock_nested include/linux/mmap_lock.h:78 [inline]
#2: ffff888080e1b228 (&mm->mmap_lock/1){+.+.}-{3:3}, at: dup_mmap
kernel/fork.c:507 [inline]
#2: ffff888080e1b228 (&mm->mmap_lock/1){+.+.}-{3:3}, at:
dup_mm+0x18a/0x13d0 kernel/fork.c:1450
#3: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at: __perform_reclaim
mm/page_alloc.c:4585 [inline]
#3: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at:
__alloc_pages_direct_reclaim mm/page_alloc.c:4609 [inline]
#3: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at:
__alloc_pages_slowpath.constprop.0+0x760/0x21b0 mm/page_alloc.c:5007
4 locks held by syz-executor.4/11398:
#0: ffffffff8bc53fd0 (dup_mmap_sem){.+.+}-{0:0}, at: dup_mmap
kernel/fork.c:497 [inline]
#0: ffffffff8bc53fd0 (dup_mmap_sem){.+.+}-{0:0}, at:
dup_mm+0x108/0x13d0 kernel/fork.c:1450
#1: ffff88811f567128 (&mm->mmap_lock#2){++++}-{3:3}, at:
mmap_write_lock_killable include/linux/mmap_lock.h:87 [inline]
#1: ffff88811f567128 (&mm->mmap_lock#2){++++}-{3:3}, at: dup_mmap
kernel/fork.c:498 [inline]
#1: ffff88811f567128 (&mm->mmap_lock#2){++++}-{3:3}, at:
dup_mm+0x12e/0x13d0 kernel/fork.c:1450
#2: ffff88809569ab28 (&mm->mmap_lock/1){+.+.}-{3:3}, at:
mmap_write_lock_nested include/linux/mmap_lock.h:78 [inline]
#2: ffff88809569ab28 (&mm->mmap_lock/1){+.+.}-{3:3}, at: dup_mmap
kernel/fork.c:507 [inline]
#2: ffff88809569ab28 (&mm->mmap_lock/1){+.+.}-{3:3}, at:
dup_mm+0x18a/0x13d0 kernel/fork.c:1450
#3: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at: __perform_reclaim
mm/page_alloc.c:4585 [inline]
#3: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at:
__alloc_pages_direct_reclaim mm/page_alloc.c:4609 [inline]
#3: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at:
__alloc_pages_slowpath.constprop.0+0x760/0x21b0 mm/page_alloc.c:5007
4 locks held by syz-executor.4/11401:
#0: ffffffff8bc53fd0 (dup_mmap_sem){.+.+}-{0:0}, at: dup_mmap
kernel/fork.c:497 [inline]
#0: ffffffff8bc53fd0 (dup_mmap_sem){.+.+}-{0:0}, at:
dup_mm+0x108/0x13d0 kernel/fork.c:1450
#1: ffff8880a9007828 (&mm->mmap_lock#2){++++}-{3:3}, at:
mmap_write_lock_killable include/linux/mmap_lock.h:87 [inline]
#1: ffff8880a9007828 (&mm->mmap_lock#2){++++}-{3:3}, at: dup_mmap
kernel/fork.c:498 [inline]
#1: ffff8880a9007828 (&mm->mmap_lock#2){++++}-{3:3}, at:
dup_mm+0x12e/0x13d0 kernel/fork.c:1450
#2: ffff8880aaaa2428 (&mm->mmap_lock/1){+.+.}-{3:3}, at:
mmap_write_lock_nested include/linux/mmap_lock.h:78 [inline]
#2: ffff8880aaaa2428 (&mm->mmap_lock/1){+.+.}-{3:3}, at: dup_mmap
kernel/fork.c:507 [inline]
#2: ffff8880aaaa2428 (&mm->mmap_lock/1){+.+.}-{3:3}, at:
dup_mm+0x18a/0x13d0 kernel/fork.c:1450
#3: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at: __perform_reclaim
mm/page_alloc.c:4585 [inline]
#3: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at:
__alloc_pages_direct_reclaim mm/page_alloc.c:4609 [inline]
#3: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at:
__alloc_pages_slowpath.constprop.0+0x760/0x21b0 mm/page_alloc.c:5007
4 locks held by syz-executor.4/11402:
#0: ffffffff8bc53fd0 (dup_mmap_sem){.+.+}-{0:0}, at: dup_mmap
kernel/fork.c:497 [inline]
#0: ffffffff8bc53fd0 (dup_mmap_sem){.+.+}-{0:0}, at:
dup_mm+0x108/0x13d0 kernel/fork.c:1450
#1: ffff8880a9000f28 (&mm->mmap_lock#2){++++}-{3:3}, at:
mmap_write_lock_killable include/linux/mmap_lock.h:87 [inline]
#1: ffff8880a9000f28 (&mm->mmap_lock#2){++++}-{3:3}, at: dup_mmap
kernel/fork.c:498 [inline]
#1: ffff8880a9000f28 (&mm->mmap_lock#2){++++}-{3:3}, at:
dup_mm+0x12e/0x13d0 kernel/fork.c:1450
#2: ffff88809dd7f828 (&mm->mmap_lock/1){+.+.}-{3:3}, at:
mmap_write_lock_nested include/linux/mmap_lock.h:78 [inline]
#2: ffff88809dd7f828 (&mm->mmap_lock/1){+.+.}-{3:3}, at: dup_mmap
kernel/fork.c:507 [inline]
#2: ffff88809dd7f828 (&mm->mmap_lock/1){+.+.}-{3:3}, at:
dup_mm+0x18a/0x13d0 kernel/fork.c:1450
#3: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at: __perform_reclaim
mm/page_alloc.c:4585 [inline]
#3: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at:
__alloc_pages_direct_reclaim mm/page_alloc.c:4609 [inline]
#3: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at:
__alloc_pages_slowpath.constprop.0+0x760/0x21b0 mm/page_alloc.c:5007
4 locks held by syz-executor.4/11404:
#0: ffffffff8bc53fd0 (dup_mmap_sem){.+.+}-{0:0}, at: dup_mmap
kernel/fork.c:497 [inline]
#0: ffffffff8bc53fd0 (dup_mmap_sem){.+.+}-{0:0}, at:
dup_mm+0x108/0x13d0 kernel/fork.c:1450
#1: ffff888084ab3228 (&mm->mmap_lock#2){++++}-{3:3}, at:
mmap_write_lock_killable include/linux/mmap_lock.h:87 [inline]
#1: ffff888084ab3228 (&mm->mmap_lock#2){++++}-{3:3}, at: dup_mmap
kernel/fork.c:498 [inline]
#1: ffff888084ab3228 (&mm->mmap_lock#2){++++}-{3:3}, at:
dup_mm+0x12e/0x13d0 kernel/fork.c:1450
#2: ffff888084af0f28 (&mm->mmap_lock/1){+.+.}-{3:3}, at:
mmap_write_lock_nested include/linux/mmap_lock.h:78 [inline]
#2: ffff888084af0f28 (&mm->mmap_lock/1){+.+.}-{3:3}, at: dup_mmap
kernel/fork.c:507 [inline]
#2: ffff888084af0f28 (&mm->mmap_lock/1){+.+.}-{3:3}, at:
dup_mm+0x18a/0x13d0 kernel/fork.c:1450
#3: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at: __perform_reclaim
mm/page_alloc.c:4585 [inline]
#3: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at:
__alloc_pages_direct_reclaim mm/page_alloc.c:4609 [inline]
#3: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at:
__alloc_pages_slowpath.constprop.0+0x760/0x21b0 mm/page_alloc.c:5007
4 locks held by syz-executor.4/11403:
#0: ffffffff8bc53fd0 (dup_mmap_sem){.+.+}-{0:0}, at: dup_mmap
kernel/fork.c:497 [inline]
#0: ffffffff8bc53fd0 (dup_mmap_sem){.+.+}-{0:0}, at:
dup_mm+0x108/0x13d0 kernel/fork.c:1450
#1: ffff888021a96328 (&mm->mmap_lock#2){++++}-{3:3}, at:
mmap_write_lock_killable include/linux/mmap_lock.h:87 [inline]
#1: ffff888021a96328 (&mm->mmap_lock#2){++++}-{3:3}, at: dup_mmap
kernel/fork.c:498 [inline]
#1: ffff888021a96328 (&mm->mmap_lock#2){++++}-{3:3}, at:
dup_mm+0x12e/0x13d0 kernel/fork.c:1450
#2: ffff8880b2686328 (&mm->mmap_lock/1){+.+.}-{3:3}, at:
mmap_write_lock_nested include/linux/mmap_lock.h:78 [inline]
#2: ffff8880b2686328 (&mm->mmap_lock/1){+.+.}-{3:3}, at: dup_mmap
kernel/fork.c:507 [inline]
#2: ffff8880b2686328 (&mm->mmap_lock/1){+.+.}-{3:3}, at:
dup_mm+0x18a/0x13d0 kernel/fork.c:1450
#3: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at: __perform_reclaim
mm/page_alloc.c:4585 [inline]
#3: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at:
__alloc_pages_direct_reclaim mm/page_alloc.c:4609 [inline]
#3: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at:
__alloc_pages_slowpath.constprop.0+0x760/0x21b0 mm/page_alloc.c:5007
4 locks held by syz-executor.4/11405:
#0: ffffffff8bc53fd0 (dup_mmap_sem){.+.+}-{0:0}, at: dup_mmap
kernel/fork.c:497 [inline]
#0: ffffffff8bc53fd0 (dup_mmap_sem){.+.+}-{0:0}, at:
dup_mm+0x108/0x13d0 kernel/fork.c:1450
#1:
ffff8880606bf128
(&mm->mmap_lock#2){++++}-{3:3}, at: mmap_write_lock_killable
include/linux/mmap_lock.h:87 [inline]
(&mm->mmap_lock#2){++++}-{3:3}, at: dup_mmap kernel/fork.c:498 [inline]
(&mm->mmap_lock#2){++++}-{3:3}, at: dup_mm+0x12e/0x13d0 kernel/fork.c:1450
#2:
ffff8880a7d0dc28
(&mm->mmap_lock/1){+.+.}-{3:3}, at: mmap_write_lock_nested
include/linux/mmap_lock.h:78 [inline]
(&mm->mmap_lock/1){+.+.}-{3:3}, at: dup_mmap kernel/fork.c:507 [inline]
(&mm->mmap_lock/1){+.+.}-{3:3}, at: dup_mm+0x18a/0x13d0 kernel/fork.c:1450
#3: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at: __perform_reclaim
mm/page_alloc.c:4585 [inline]
#3: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at:
__alloc_pages_direct_reclaim mm/page_alloc.c:4609 [inline]
#3: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at:
__alloc_pages_slowpath.constprop.0+0x760/0x21b0 mm/page_alloc.c:5007
4 locks held by syz-executor.4/11406:
#0: ffffffff8bc53fd0 (dup_mmap_sem){.+.+}-{0:0}, at: dup_mmap
kernel/fork.c:497 [inline]
#0: ffffffff8bc53fd0 (dup_mmap_sem){.+.+}-{0:0}, at:
dup_mm+0x108/0x13d0 kernel/fork.c:1450
#1: ffff8880b27db228 (&mm->mmap_lock#2){++++}-{3:3}, at:
mmap_write_lock_killable include/linux/mmap_lock.h:87 [inline]
#1: ffff8880b27db228 (&mm->mmap_lock#2){++++}-{3:3}, at: dup_mmap
kernel/fork.c:498 [inline]
#1: ffff8880b27db228 (&mm->mmap_lock#2){++++}-{3:3}, at:
dup_mm+0x12e/0x13d0 kernel/fork.c:1450
#2: ffff8880a8ce6328 (&mm->mmap_lock/1){+.+.}-{3:3}, at:
mmap_write_lock_nested include/linux/mmap_lock.h:78 [inline]
#2: ffff8880a8ce6328 (&mm->mmap_lock/1){+.+.}-{3:3}, at: dup_mmap
kernel/fork.c:507 [inline]
#2: ffff8880a8ce6328 (&mm->mmap_lock/1){+.+.}-{3:3}, at:
dup_mm+0x18a/0x13d0 kernel/fork.c:1450
#3: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at: __perform_reclaim
mm/page_alloc.c:4585 [inline]
#3: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at:
__alloc_pages_direct_reclaim mm/page_alloc.c:4609 [inline]
#3: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at:
__alloc_pages_slowpath.constprop.0+0x760/0x21b0 mm/page_alloc.c:5007
4 locks held by syz-executor.4/11409:
#0: ffffffff8bc53fd0 (dup_mmap_sem){.+.+}-{0:0}, at: dup_mmap
kernel/fork.c:497 [inline]
#0: ffffffff8bc53fd0 (dup_mmap_sem){.+.+}-{0:0}, at:
dup_mm+0x108/0x13d0 kernel/fork.c:1450
#1: ffff8880a9003928 (&mm->mmap_lock#2){++++}-{3:3}, at:
mmap_write_lock_killable include/linux/mmap_lock.h:87 [inline]
#1: ffff8880a9003928 (&mm->mmap_lock#2){++++}-{3:3}, at: dup_mmap
kernel/fork.c:498 [inline]
#1: ffff8880a9003928 (&mm->mmap_lock#2){++++}-{3:3}, at:
dup_mm+0x12e/0x13d0 kernel/fork.c:1450
#2: ffff8880b2548128 (&mm->mmap_lock/1){+.+.}-{3:3}, at:
mmap_write_lock_nested include/linux/mmap_lock.h:78 [inline]
#2: ffff8880b2548128 (&mm->mmap_lock/1){+.+.}-{3:3}, at: dup_mmap
kernel/fork.c:507 [inline]
#2: ffff8880b2548128 (&mm->mmap_lock/1){+.+.}-{3:3}, at:
dup_mm+0x18a/0x13d0 kernel/fork.c:1450
#3:
ffffffff8bca5140 (fs_reclaim
){+.+.}-{0:0}
, at: __perform_reclaim mm/page_alloc.c:4585 [inline]
, at: __alloc_pages_direct_reclaim mm/page_alloc.c:4609 [inline]
, at: __alloc_pages_slowpath.constprop.0+0x760/0x21b0 mm/page_alloc.c:5007
4 locks held by syz-executor.4/11410:
#0: ffffffff8bc53fd0 (dup_mmap_sem){.+.+}-{0:0}, at: dup_mmap
kernel/fork.c:497 [inline]
#0: ffffffff8bc53fd0 (dup_mmap_sem){.+.+}-{0:0}, at:
dup_mm+0x108/0x13d0 kernel/fork.c:1450
#1: ffff8880aefa8f28 (&mm->mmap_lock#2){++++}-{3:3}, at:
mmap_write_lock_killable include/linux/mmap_lock.h:87 [inline]
#1: ffff8880aefa8f28 (&mm->mmap_lock#2){++++}-{3:3}, at: dup_mmap
kernel/fork.c:498 [inline]
#1: ffff8880aefa8f28 (&mm->mmap_lock#2){++++}-{3:3}, at:
dup_mm+0x12e/0x13d0 kernel/fork.c:1450
#2: ffff8880a1b34028 (&mm->mmap_lock/1){+.+.}-{3:3}, at:
mmap_write_lock_nested include/linux/mmap_lock.h:78 [inline]
#2: ffff8880a1b34028 (&mm->mmap_lock/1){+.+.}-{3:3}, at: dup_mmap
kernel/fork.c:507 [inline]
#2: ffff8880a1b34028 (&mm->mmap_lock/1){+.+.}-{3:3}, at:
dup_mm+0x18a/0x13d0 kernel/fork.c:1450
#3: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at: __perform_reclaim
mm/page_alloc.c:4585 [inline]
#3: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at:
__alloc_pages_direct_reclaim mm/page_alloc.c:4609 [inline]
#3: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at:
__alloc_pages_slowpath.constprop.0+0x760/0x21b0 mm/page_alloc.c:5007
4 locks held by syz-executor.4/11411:
#0: ffffffff8bc53fd0 (dup_mmap_sem){.+.+}-{0:0}, at: dup_mmap
kernel/fork.c:497 [inline]
#0: ffffffff8bc53fd0 (dup_mmap_sem){.+.+}-{0:0}, at:
dup_mm+0x108/0x13d0 kernel/fork.c:1450
#1: ffff8880a9001628 (&mm->mmap_lock#2){++++}-{3:3}, at:
mmap_write_lock_killable include/linux/mmap_lock.h:87 [inline]
#1: ffff8880a9001628 (&mm->mmap_lock#2){++++}-{3:3}, at: dup_mmap
kernel/fork.c:498 [inline]
#1: ffff8880a9001628 (&mm->mmap_lock#2){++++}-{3:3}, at:
dup_mm+0x12e/0x13d0 kernel/fork.c:1450
#2: ffff8880a8ce5c28 (&mm->mmap_lock/1){+.+.}-{3:3}, at:
mmap_write_lock_nested include/linux/mmap_lock.h:78 [inline]
#2: ffff8880a8ce5c28 (&mm->mmap_lock/1){+.+.}-{3:3}, at: dup_mmap
kernel/fork.c:507 [inline]
#2: ffff8880a8ce5c28 (&mm->mmap_lock/1){+.+.}-{3:3}, at:
dup_mm+0x18a/0x13d0 kernel/fork.c:1450
#3: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at: __perform_reclaim
mm/page_alloc.c:4585 [inline]
#3: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at:
__alloc_pages_direct_reclaim mm/page_alloc.c:4609 [inline]
#3: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at:
__alloc_pages_slowpath.constprop.0+0x760/0x21b0 mm/page_alloc.c:5007
4 locks held by syz-executor.4/11412:
#0: ffffffff8bc53fd0 (dup_mmap_sem){.+.+}-{0:0}, at: dup_mmap
kernel/fork.c:497 [inline]
#0: ffffffff8bc53fd0 (dup_mmap_sem){.+.+}-{0:0}, at:
dup_mm+0x108/0x13d0 kernel/fork.c:1450
#1: ffff88811a772b28 (&mm->mmap_lock#2){++++}-{3:3}, at:
mmap_write_lock_killable include/linux/mmap_lock.h:87 [inline]
#1: ffff88811a772b28 (&mm->mmap_lock#2){++++}-{3:3}, at: dup_mmap
kernel/fork.c:498 [inline]
#1: ffff88811a772b28 (&mm->mmap_lock#2){++++}-{3:3}, at:
dup_mm+0x12e/0x13d0 kernel/fork.c:1450
#2: ffff8880b653b228 (&mm->mmap_lock/1){+.+.}-{3:3}, at:
mmap_write_lock_nested include/linux/mmap_lock.h:78 [inline]
#2: ffff8880b653b228 (&mm->mmap_lock/1){+.+.}-{3:3}, at: dup_mmap
kernel/fork.c:507 [inline]
#2: ffff8880b653b228 (&mm->mmap_lock/1){+.+.}-{3:3}, at:
dup_mm+0x18a/0x13d0 kernel/fork.c:1450
#3: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at: __perform_reclaim
mm/page_alloc.c:4585 [inline]
#3: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at:
__alloc_pages_direct_reclaim mm/page_alloc.c:4609 [inline]
#3: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at:
__alloc_pages_slowpath.constprop.0+0x760/0x21b0 mm/page_alloc.c:5007
4 locks held by syz-executor.4/11413:
#0: ffffffff8bc53fd0 (dup_mmap_sem){.+.+}-{0:0}, at: dup_mmap
kernel/fork.c:497 [inline]
#0: ffffffff8bc53fd0 (dup_mmap_sem){.+.+}-{0:0}, at:
dup_mm+0x108/0x13d0 kernel/fork.c:1450
#1: ffff8880aeface28 (&mm->mmap_lock#2){++++}-{3:3}, at:
mmap_write_lock_killable include/linux/mmap_lock.h:87 [inline]
#1: ffff8880aeface28 (&mm->mmap_lock#2){++++}-{3:3}, at: dup_mmap
kernel/fork.c:498 [inline]
#1: ffff8880aeface28 (&mm->mmap_lock#2){++++}-{3:3}, at:
dup_mm+0x12e/0x13d0 kernel/fork.c:1450
#2: ffff88809fe3e328 (&mm->mmap_lock/1){+.+.}-{3:3}, at:
mmap_write_lock_nested include/linux/mmap_lock.h:78 [inline]
#2: ffff88809fe3e328 (&mm->mmap_lock/1){+.+.}-{3:3}, at: dup_mmap
kernel/fork.c:507 [inline]
#2: ffff88809fe3e328 (&mm->mmap_lock/1){+.+.}-{3:3}, at:
dup_mm+0x18a/0x13d0 kernel/fork.c:1450
#3: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at: __perform_reclaim
mm/page_alloc.c:4585 [inline]
#3: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at:
__alloc_pages_direct_reclaim mm/page_alloc.c:4609 [inline]
#3: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at:
__alloc_pages_slowpath.constprop.0+0x760/0x21b0 mm/page_alloc.c:5007
4 locks held by syz-executor.4/11414:
#0: ffffffff8bc53fd0 (dup_mmap_sem){.+.+}-{0:0}, at: dup_mmap
kernel/fork.c:497 [inline]
#0: ffffffff8bc53fd0 (dup_mmap_sem){.+.+}-{0:0}, at:
dup_mm+0x108/0x13d0 kernel/fork.c:1450
#1: ffff888127b5f128 (&mm->mmap_lock#2){++++}-{3:3}, at:
mmap_write_lock_killable include/linux/mmap_lock.h:87 [inline]
#1: ffff888127b5f128 (&mm->mmap_lock#2){++++}-{3:3}, at: dup_mmap
kernel/fork.c:498 [inline]
#1: ffff888127b5f128 (&mm->mmap_lock#2){++++}-{3:3}, at:
dup_mm+0x12e/0x13d0 kernel/fork.c:1450
#2: ffff8880b50d7828 (&mm->mmap_lock/1){+.+.}-{3:3}, at:
mmap_write_lock_nested include/linux/mmap_lock.h:78 [inline]
#2: ffff8880b50d7828 (&mm->mmap_lock/1){+.+.}-{3:3}, at: dup_mmap
kernel/fork.c:507 [inline]
#2: ffff8880b50d7828 (&mm->mmap_lock/1){+.+.}-{3:3}, at:
dup_mm+0x18a/0x13d0 kernel/fork.c:1450
#3: ffffffff8bca5140
(
fs_reclaim
){+.+.}-{0:0}
, at: __perform_reclaim mm/page_alloc.c:4585 [inline]
, at: __alloc_pages_direct_reclaim mm/page_alloc.c:4609 [inline]
, at: __alloc_pages_slowpath.constprop.0+0x760/0x21b0 mm/page_alloc.c:5007
4 locks held by syz-executor.4/11415:
#0: ffffffff8bc53fd0 (dup_mmap_sem){.+.+}-{0:0}, at: dup_mmap
kernel/fork.c:497 [inline]
#0: ffffffff8bc53fd0 (dup_mmap_sem){.+.+}-{0:0}, at:
dup_mm+0x108/0x13d0 kernel/fork.c:1450
#1: ffff888049f73228 (&mm->mmap_lock#2){++++}-{3:3}, at:
mmap_write_lock_killable include/linux/mmap_lock.h:87 [inline]
#1: ffff888049f73228 (&mm->mmap_lock#2){++++}-{3:3}, at: dup_mmap
kernel/fork.c:498 [inline]
#1: ffff888049f73228 (&mm->mmap_lock#2){++++}-{3:3}, at:
dup_mm+0x12e/0x13d0 kernel/fork.c:1450
#2: ffff888092aace28 (&mm->mmap_lock/1){+.+.}-{3:3}, at:
mmap_write_lock_nested include/linux/mmap_lock.h:78 [inline]
#2: ffff888092aace28 (&mm->mmap_lock/1){+.+.}-{3:3}, at: dup_mmap
kernel/fork.c:507 [inline]
#2: ffff888092aace28 (&mm->mmap_lock/1){+.+.}-{3:3}, at:
dup_mm+0x18a/0x13d0 kernel/fork.c:1450
#3: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at: __perform_reclaim
mm/page_alloc.c:4585 [inline]
#3: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at:
__alloc_pages_direct_reclaim mm/page_alloc.c:4609 [inline]
#3: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at:
__alloc_pages_slowpath.constprop.0+0x760/0x21b0 mm/page_alloc.c:5007
4 locks held by syz-executor.4/11416:
#0: ffffffff8bc53fd0 (dup_mmap_sem){.+.+}-{0:0}, at: dup_mmap
kernel/fork.c:497 [inline]
#0: ffffffff8bc53fd0 (dup_mmap_sem){.+.+}-{0:0}, at:
dup_mm+0x108/0x13d0 kernel/fork.c:1450
#1: ffff8880b27da428 (&mm->mmap_lock#2){++++}-{3:3}, at:
mmap_write_lock_killable include/linux/mmap_lock.h:87 [inline]
#1: ffff8880b27da428 (&mm->mmap_lock#2){++++}-{3:3}, at: dup_mmap
kernel/fork.c:498 [inline]
#1: ffff8880b27da428 (&mm->mmap_lock#2){++++}-{3:3}, at:
dup_mm+0x12e/0x13d0 kernel/fork.c:1450
#2: ffff8880813c0128 (&mm->mmap_lock/1){+.+.}-{3:3}, at:
mmap_write_lock_nested include/linux/mmap_lock.h:78 [inline]
#2: ffff8880813c0128 (&mm->mmap_lock/1){+.+.}-{3:3}, at: dup_mmap
kernel/fork.c:507 [inline]
#2: ffff8880813c0128 (&mm->mmap_lock/1){+.+.}-{3:3}, at:
dup_mm+0x18a/0x13d0 kernel/fork.c:1450
#3: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at: __perform_reclaim
mm/page_alloc.c:4585 [inline]
#3: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at:
__alloc_pages_direct_reclaim mm/page_alloc.c:4609 [inline]
#3: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at:
__alloc_pages_slowpath.constprop.0+0x760/0x21b0 mm/page_alloc.c:5007
4 locks held by syz-executor.4/11417:
#0: ffffffff8bc53fd0 (dup_mmap_sem){.+.+}-{0:0}, at: dup_mmap
kernel/fork.c:497 [inline]
#0: ffffffff8bc53fd0 (dup_mmap_sem){.+.+}-{0:0}, at:
dup_mm+0x108/0x13d0 kernel/fork.c:1450
#1: ffff88809b8df828 (&mm->mmap_lock#2){++++}-{3:3}, at:
mmap_write_lock_killable include/linux/mmap_lock.h:87 [inline]
#1: ffff88809b8df828 (&mm->mmap_lock#2){++++}-{3:3}, at: dup_mmap
kernel/fork.c:498 [inline]
#1: ffff88809b8df828 (&mm->mmap_lock#2){++++}-{3:3}, at:
dup_mm+0x12e/0x13d0 kernel/fork.c:1450
#2: ffff8880b33ef128 (&mm->mmap_lock/1){+.+.}-{3:3}, at:
mmap_write_lock_nested include/linux/mmap_lock.h:78 [inline]
#2: ffff8880b33ef128 (&mm->mmap_lock/1){+.+.}-{3:3}, at: dup_mmap
kernel/fork.c:507 [inline]
#2: ffff8880b33ef128 (&mm->mmap_lock/1){+.+.}-{3:3}, at:
dup_mm+0x18a/0x13d0 kernel/fork.c:1450
#3: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at: __perform_reclaim
mm/page_alloc.c:4585 [inline]
#3: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at:
__alloc_pages_direct_reclaim mm/page_alloc.c:4609 [inline]
#3: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at:
__alloc_pages_slowpath.constprop.0+0x760/0x21b0 mm/page_alloc.c:5007
1 lock held by syz-executor.4/11418:
#0: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at: __perform_reclaim
mm/page_alloc.c:4585 [inline]
#0: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at:
__alloc_pages_direct_reclaim mm/page_alloc.c:4609 [inline]
#0: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at:
__alloc_pages_slowpath.constprop.0+0x760/0x21b0 mm/page_alloc.c:5007
4 locks held by syz-executor.4/11420:
#0: ffffffff8bc53fd0 (dup_mmap_sem){.+.+}-{0:0}, at: dup_mmap
kernel/fork.c:497 [inline]
#0: ffffffff8bc53fd0 (dup_mmap_sem){.+.+}-{0:0}, at:
dup_mm+0x108/0x13d0 kernel/fork.c:1450
#1: ffff8880b27d8f28 (&mm->mmap_lock#2){++++}-{3:3}, at:
mmap_write_lock_killable include/linux/mmap_lock.h:87 [inline]
#1: ffff8880b27d8f28 (&mm->mmap_lock#2){++++}-{3:3}, at: dup_mmap
kernel/fork.c:498 [inline]
#1: ffff8880b27d8f28 (&mm->mmap_lock#2){++++}-{3:3}, at:
dup_mm+0x12e/0x13d0 kernel/fork.c:1450
#2: ffff8880b2684728 (&mm->mmap_lock/1){+.+.}-{3:3}, at:
mmap_write_lock_nested include/linux/mmap_lock.h:78 [inline]
#2: ffff8880b2684728 (&mm->mmap_lock/1){+.+.}-{3:3}, at: dup_mmap
kernel/fork.c:507 [inline]
#2: ffff8880b2684728 (&mm->mmap_lock/1){+.+.}-{3:3}, at:
dup_mm+0x18a/0x13d0 kernel/fork.c:1450
#3: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at: __perform_reclaim
mm/page_alloc.c:4585 [inline]
#3: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at:
__alloc_pages_direct_reclaim mm/page_alloc.c:4609 [inline]
#3: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at:
__alloc_pages_slowpath.constprop.0+0x760/0x21b0 mm/page_alloc.c:5007
4 locks held by syz-executor.4/11421:
#0: ffffffff8bc53fd0 (dup_mmap_sem){.+.+}-{0:0}, at: dup_mmap
kernel/fork.c:497 [inline]
#0: ffffffff8bc53fd0 (dup_mmap_sem){.+.+}-{0:0}, at:
dup_mm+0x108/0x13d0 kernel/fork.c:1450
#1: ffff888025956a28 (&mm->mmap_lock#2){++++}-{3:3}, at:
mmap_write_lock_killable include/linux/mmap_lock.h:87 [inline]
#1: ffff888025956a28 (&mm->mmap_lock#2){++++}-{3:3}, at: dup_mmap
kernel/fork.c:498 [inline]
#1: ffff888025956a28 (&mm->mmap_lock#2){++++}-{3:3}, at:
dup_mm+0x12e/0x13d0 kernel/fork.c:1450
#2: ffff8880b653c728 (&mm->mmap_lock/1){+.+.}-{3:3}, at:
mmap_write_lock_nested include/linux/mmap_lock.h:78 [inline]
#2: ffff8880b653c728 (&mm->mmap_lock/1){+.+.}-{3:3}, at: dup_mmap
kernel/fork.c:507 [inline]
#2: ffff8880b653c728 (&mm->mmap_lock/1){+.+.}-{3:3}, at:
dup_mm+0x18a/0x13d0 kernel/fork.c:1450
#3: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at: __perform_reclaim
mm/page_alloc.c:4585 [inline]
#3: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at:
__alloc_pages_direct_reclaim mm/page_alloc.c:4609 [inline]
#3: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at:
__alloc_pages_slowpath.constprop.0+0x760/0x21b0 mm/page_alloc.c:5007
4 locks held by syz-executor.4/11422:
#0: ffffffff8bc53fd0 (dup_mmap_sem){.+.+}-{0:0}, at: dup_mmap
kernel/fork.c:497 [inline]
#0: ffffffff8bc53fd0 (dup_mmap_sem){.+.+}-{0:0}, at:
dup_mm+0x108/0x13d0 kernel/fork.c:1450
#1: ffff88808fb21628 (&mm->mmap_lock#2){++++}-{3:3}, at:
mmap_write_lock_killable include/linux/mmap_lock.h:87 [inline]
#1: ffff88808fb21628 (&mm->mmap_lock#2){++++}-{3:3}, at: dup_mmap
kernel/fork.c:498 [inline]
#1: ffff88808fb21628 (&mm->mmap_lock#2){++++}-{3:3}, at:
dup_mm+0x12e/0x13d0 kernel/fork.c:1450
#2: ffff8880b33eea28 (&mm->mmap_lock/1){+.+.}-{3:3}, at:
mmap_write_lock_nested include/linux/mmap_lock.h:78 [inline]
#2: ffff8880b33eea28 (&mm->mmap_lock/1){+.+.}-{3:3}, at: dup_mmap
kernel/fork.c:507 [inline]
#2: ffff8880b33eea28 (&mm->mmap_lock/1){+.+.}-{3:3}, at:
dup_mm+0x18a/0x13d0 kernel/fork.c:1450
#3: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at: __perform_reclaim
mm/page_alloc.c:4585 [inline]
#3: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at:
__alloc_pages_direct_reclaim mm/page_alloc.c:4609 [inline]
#3: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at:
__alloc_pages_slowpath.constprop.0+0x760/0x21b0 mm/page_alloc.c:5007
4 locks held by syz-executor.4/11423:
#0: ffffffff8bc53fd0 (dup_mmap_sem){.+.+}-{0:0}, at: dup_mmap
kernel/fork.c:497 [inline]
#0: ffffffff8bc53fd0 (dup_mmap_sem){.+.+}-{0:0}, at:
dup_mm+0x108/0x13d0 kernel/fork.c:1450
#1: ffff8880b3359d28 (&mm->mmap_lock#2){++++}-{3:3}, at:
mmap_write_lock_killable include/linux/mmap_lock.h:87 [inline]
#1: ffff8880b3359d28 (&mm->mmap_lock#2){++++}-{3:3}, at: dup_mmap
kernel/fork.c:498 [inline]
#1: ffff8880b3359d28 (&mm->mmap_lock#2){++++}-{3:3}, at:
dup_mm+0x12e/0x13d0 kernel/fork.c:1450
#2: ffff88809dd7ce28 (&mm->mmap_lock/1){+.+.}-{3:3}, at:
mmap_write_lock_nested include/linux/mmap_lock.h:78 [inline]
#2: ffff88809dd7ce28 (&mm->mmap_lock/1){+.+.}-{3:3}, at: dup_mmap
kernel/fork.c:507 [inline]
#2: ffff88809dd7ce28 (&mm->mmap_lock/1){+.+.}-{3:3}, at:
dup_mm+0x18a/0x13d0 kernel/fork.c:1450
#3: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at: __perform_reclaim
mm/page_alloc.c:4585 [inline]
#3: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at:
__alloc_pages_direct_reclaim mm/page_alloc.c:4609 [inline]
#3: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at:
__alloc_pages_slowpath.constprop.0+0x760/0x21b0 mm/page_alloc.c:5007
4 locks held by syz-executor.4/11424:
#0: ffffffff8bc53fd0 (dup_mmap_sem){.+.+}-{0:0}, at: dup_mmap
kernel/fork.c:497 [inline]
#0: ffffffff8bc53fd0 (dup_mmap_sem){.+.+}-{0:0}, at:
dup_mm+0x108/0x13d0 kernel/fork.c:1450
#1: ffff888021a90f28 (&mm->mmap_lock#2){++++}-{3:3}, at:
mmap_write_lock_killable include/linux/mmap_lock.h:87 [inline]
#1: ffff888021a90f28 (&mm->mmap_lock#2){++++}-{3:3}, at: dup_mmap
kernel/fork.c:498 [inline]
#1: ffff888021a90f28 (&mm->mmap_lock#2){++++}-{3:3}, at:
dup_mm+0x12e/0x13d0 kernel/fork.c:1450
#2:
ffff88809eecdc28 (&mm->mmap_lock
/1){+.+.}-{3:3}, at: mmap_write_lock_nested
include/linux/mmap_lock.h:78 [inline]
/1){+.+.}-{3:3}, at: dup_mmap kernel/fork.c:507 [inline]
/1){+.+.}-{3:3}, at: dup_mm+0x18a/0x13d0 kernel/fork.c:1450
#3: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at: __perform_reclaim
mm/page_alloc.c:4585 [inline]
#3: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at:
__alloc_pages_direct_reclaim mm/page_alloc.c:4609 [inline]
#3: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at:
__alloc_pages_slowpath.constprop.0+0x760/0x21b0 mm/page_alloc.c:5007
4 locks held by syz-executor.4/11425:
#0: ffffffff8bc53fd0 (dup_mmap_sem){.+.+}-{0:0}, at: dup_mmap
kernel/fork.c:497 [inline]
#0: ffffffff8bc53fd0 (dup_mmap_sem){.+.+}-{0:0}, at:
dup_mm+0x108/0x13d0 kernel/fork.c:1450
#1:
ffff88811a770128
(
&mm->mmap_lock
#2
){++++}-{3:3}
, at: mmap_write_lock_killable include/linux/mmap_lock.h:87 [inline]
, at: dup_mmap kernel/fork.c:498 [inline]
, at: dup_mm+0x12e/0x13d0 kernel/fork.c:1450
#2: ffff8880aca99628 (&mm->mmap_lock/1
){+.+.}-{3:3}, at: mmap_write_lock_nested include/linux/mmap_lock.h:78 [inline]
){+.+.}-{3:3}, at: dup_mmap kernel/fork.c:507 [inline]
){+.+.}-{3:3}, at: dup_mm+0x18a/0x13d0 kernel/fork.c:1450
#3: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}
, at: __perform_reclaim mm/page_alloc.c:4585 [inline]
, at: __alloc_pages_direct_reclaim mm/page_alloc.c:4609 [inline]
, at: __alloc_pages_slowpath.constprop.0+0x760/0x21b0 mm/page_alloc.c:5007
2 locks held by syz-executor.4/11426:
#0:
ffff888084ab0f28 (
&mm->mmap_lock#2
){++++}-{3:3}, at: mmap_read_trylock include/linux/mmap_lock.h:136 [inline]
){++++}-{3:3}, at: do_user_addr_fault+0x285/0x11c0 arch/x86/mm/fault.c:1338
#1:
ffffffff8bca5140 (fs_reclaim
){+.+.}-{0:0}, at: __perform_reclaim mm/page_alloc.c:4585 [inline]
){+.+.}-{0:0}, at: __alloc_pages_direct_reclaim mm/page_alloc.c:4609 [inline]
){+.+.}-{0:0}, at: __alloc_pages_slowpath.constprop.0+0x760/0x21b0
mm/page_alloc.c:5007
4 locks held by syz-executor.4/11427:
#0:
ffffffff8bc53fd0 (
dup_mmap_sem){.+.+}-{0:0}
, at: dup_mmap kernel/fork.c:497 [inline]
, at: dup_mm+0x108/0x13d0 kernel/fork.c:1450
#1: ffff8880b3358f28 (&mm->mmap_lock#2){++++}-{3:3}, at:
mmap_write_lock_killable include/linux/mmap_lock.h:87 [inline]
#1: ffff8880b3358f28 (&mm->mmap_lock#2){++++}-{3:3}, at: dup_mmap
kernel/fork.c:498 [inline]
#1: ffff8880b3358f28 (&mm->mmap_lock#2){++++}-{3:3}, at:
dup_mm+0x12e/0x13d0 kernel/fork.c:1450
#2: ffff8880ba906a28 (&mm->mmap_lock/1){+.+.}-{3:3}, at:
mmap_write_lock_nested include/linux/mmap_lock.h:78 [inline]
#2: ffff8880ba906a28 (&mm->mmap_lock/1){+.+.}-{3:3}, at: dup_mmap
kernel/fork.c:507 [inline]
#2: ffff8880ba906a28 (&mm->mmap_lock/1){+.+.}-{3:3}, at:
dup_mm+0x18a/0x13d0 kernel/fork.c:1450
#3: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at: __perform_reclaim
mm/page_alloc.c:4585 [inline]
#3: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at:
__alloc_pages_direct_reclaim mm/page_alloc.c:4609 [inline]
#3: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at:
__alloc_pages_slowpath.constprop.0+0x760/0x21b0 mm/page_alloc.c:5007
4 locks held by syz-executor.4/11428:
#0: ffffffff8bc53fd0 (dup_mmap_sem){.+.+}-{0:0}, at: dup_mmap
kernel/fork.c:497 [inline]
#0: ffffffff8bc53fd0 (dup_mmap_sem){.+.+}-{0:0}, at:
dup_mm+0x108/0x13d0 kernel/fork.c:1450
#1: ffff888049f77128 (&mm->mmap_lock#2){++++}-{3:3}, at:
mmap_write_lock_killable include/linux/mmap_lock.h:87 [inline]
#1: ffff888049f77128 (&mm->mmap_lock#2){++++}-{3:3}, at: dup_mmap
kernel/fork.c:498 [inline]
#1: ffff888049f77128 (&mm->mmap_lock#2){++++}-{3:3}, at:
dup_mm+0x12e/0x13d0 kernel/fork.c:1450
#2: ffff8880b2685528 (&mm->mmap_lock/1){+.+.}-{3:3}, at:
mmap_write_lock_nested include/linux/mmap_lock.h:78 [inline]
#2: ffff8880b2685528 (&mm->mmap_lock/1){+.+.}-{3:3}, at: dup_mmap
kernel/fork.c:507 [inline]
#2: ffff8880b2685528 (&mm->mmap_lock/1){+.+.}-{3:3}, at:
dup_mm+0x18a/0x13d0 kernel/fork.c:1450
#3: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at: __perform_reclaim
mm/page_alloc.c:4585 [inline]
#3: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at:
__alloc_pages_direct_reclaim mm/page_alloc.c:4609 [inline]
#3: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at:
__alloc_pages_slowpath.constprop.0+0x760/0x21b0 mm/page_alloc.c:5007
4 locks held by syz-executor.4/11429:
#0: ffffffff8bc53fd0 (dup_mmap_sem){.+.+}-{0:0}, at: dup_mmap
kernel/fork.c:497 [inline]
#0: ffffffff8bc53fd0 (dup_mmap_sem){.+.+}-{0:0}, at:
dup_mm+0x108/0x13d0 kernel/fork.c:1450
#1: ffff88809b8dc728 (&mm->mmap_lock#2){++++}-{3:3}, at:
mmap_write_lock_killable include/linux/mmap_lock.h:87 [inline]
#1: ffff88809b8dc728 (&mm->mmap_lock#2){++++}-{3:3}, at: dup_mmap
kernel/fork.c:498 [inline]
#1: ffff88809b8dc728 (&mm->mmap_lock#2){++++}-{3:3}, at:
dup_mm+0x12e/0x13d0 kernel/fork.c:1450
#2: ffff8880b33e8128 (&mm->mmap_lock/1){+.+.}-{3:3}, at:
mmap_write_lock_nested include/linux/mmap_lock.h:78 [inline]
#2: ffff8880b33e8128 (&mm->mmap_lock/1){+.+.}-{3:3}, at: dup_mmap
kernel/fork.c:507 [inline]
#2: ffff8880b33e8128 (&mm->mmap_lock/1){+.+.}-{3:3}, at:
dup_mm+0x18a/0x13d0 kernel/fork.c:1450
#3: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at: __perform_reclaim
mm/page_alloc.c:4585 [inline]
#3: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at:
__alloc_pages_direct_reclaim mm/page_alloc.c:4609 [inline]
#3: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at:
__alloc_pages_slowpath.constprop.0+0x760/0x21b0 mm/page_alloc.c:5007
4 locks held by syz-executor.4/11430:
#0: ffffffff8bc53fd0 (dup_mmap_sem){.+.+}-{0:0}, at: dup_mmap
kernel/fork.c:497 [inline]
#0: ffffffff8bc53fd0 (dup_mmap_sem){.+.+}-{0:0}, at:
dup_mm+0x108/0x13d0 kernel/fork.c:1450
#1: ffff888126850f28 (&mm->mmap_lock#2){++++}-{3:3}, at:
mmap_write_lock_killable include/linux/mmap_lock.h:87 [inline]
#1: ffff888126850f28 (&mm->mmap_lock#2){++++}-{3:3}, at: dup_mmap
kernel/fork.c:498 [inline]
#1: ffff888126850f28 (&mm->mmap_lock#2){++++}-{3:3}, at:
dup_mm+0x12e/0x13d0 kernel/fork.c:1450
#2: ffff8880879a6a28 (&mm->mmap_lock/1){+.+.}-{3:3}, at:
mmap_write_lock_nested include/linux/mmap_lock.h:78 [inline]
#2: ffff8880879a6a28 (&mm->mmap_lock/1){+.+.}-{3:3}, at: dup_mmap
kernel/fork.c:507 [inline]
#2: ffff8880879a6a28 (&mm->mmap_lock/1){+.+.}-{3:3}, at:
dup_mm+0x18a/0x13d0 kernel/fork.c:1450
#3: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at: __perform_reclaim
mm/page_alloc.c:4585 [inline]
#3: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at:
__alloc_pages_direct_reclaim mm/page_alloc.c:4609 [inline]
#3: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at:
__alloc_pages_slowpath.constprop.0+0x760/0x21b0 mm/page_alloc.c:5007
4 locks held by syz-executor.4/11431:
#0: ffffffff8bc53fd0 (dup_mmap_sem){.+.+}-{0:0}, at: dup_mmap
kernel/fork.c:497 [inline]
#0: ffffffff8bc53fd0 (dup_mmap_sem){.+.+}-{0:0}, at:
dup_mm+0x108/0x13d0 kernel/fork.c:1450
#1: ffff888084ab4028 (&mm->mmap_lock#2){++++}-{3:3}, at:
mmap_write_lock_killable include/linux/mmap_lock.h:87 [inline]
#1: ffff888084ab4028 (&mm->mmap_lock#2){++++}-{3:3}, at: dup_mmap
kernel/fork.c:498 [inline]
#1: ffff888084ab4028 (&mm->mmap_lock#2){++++}-{3:3}, at:
dup_mm+0x12e/0x13d0 kernel/fork.c:1450
#2: ffff88809db20f28 (&mm->mmap_lock/1){+.+.}-{3:3}, at:
mmap_write_lock_nested include/linux/mmap_lock.h:78 [inline]
#2: ffff88809db20f28 (&mm->mmap_lock/1){+.+.}-{3:3}, at: dup_mmap
kernel/fork.c:507 [inline]
#2: ffff88809db20f28 (&mm->mmap_lock/1){+.+.}-{3:3}, at:
dup_mm+0x18a/0x13d0 kernel/fork.c:1450
#3: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at: __perform_reclaim
mm/page_alloc.c:4585 [inline]
#3: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at:
__alloc_pages_direct_reclaim mm/page_alloc.c:4609 [inline]
#3: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at:
__alloc_pages_slowpath.constprop.0+0x760/0x21b0 mm/page_alloc.c:5007
4 locks held by syz-executor.4/11433:
#0: ffffffff8bc53fd0 (dup_mmap_sem){.+.+}-{0:0}, at: dup_mmap
kernel/fork.c:497 [inline]
#0: ffffffff8bc53fd0 (dup_mmap_sem){.+.+}-{0:0}, at:
dup_mm+0x108/0x13d0 kernel/fork.c:1450
#1: ffff888126854028 (&mm->mmap_lock#2){++++}-{3:3}, at:
mmap_write_lock_killable include/linux/mmap_lock.h:87 [inline]
#1: ffff888126854028 (&mm->mmap_lock#2){++++}-{3:3}, at: dup_mmap
kernel/fork.c:498 [inline]
#1: ffff888126854028 (&mm->mmap_lock#2){++++}-{3:3}, at:
dup_mm+0x12e/0x13d0 kernel/fork.c:1450
#2: ffff8880a969ab28 (&mm->mmap_lock/1){+.+.}-{3:3}, at:
mmap_write_lock_nested include/linux/mmap_lock.h:78 [inline]
#2: ffff8880a969ab28 (&mm->mmap_lock/1){+.+.}-{3:3}, at: dup_mmap
kernel/fork.c:507 [inline]
#2: ffff8880a969ab28 (&mm->mmap_lock/1){+.+.}-{3:3}, at:
dup_mm+0x18a/0x13d0 kernel/fork.c:1450
#3: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at: __perform_reclaim
mm/page_alloc.c:4585 [inline]
#3: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at:
__alloc_pages_direct_reclaim mm/page_alloc.c:4609 [inline]
#3: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at:
__alloc_pages_slowpath.constprop.0+0x760/0x21b0 mm/page_alloc.c:5007
4 locks held by syz-executor.4/11435:
#0: ffffffff8bc53fd0 (dup_mmap_sem){.+.+}-{0:0}, at: dup_mmap
kernel/fork.c:497 [inline]
#0: ffffffff8bc53fd0 (dup_mmap_sem){.+.+}-{0:0}, at:
dup_mm+0x108/0x13d0 kernel/fork.c:1450
#1: ffff888126854728 (&mm->mmap_lock#2){++++}-{3:3}, at:
mmap_write_lock_killable include/linux/mmap_lock.h:87 [inline]
#1: ffff888126854728 (&mm->mmap_lock#2){++++}-{3:3}, at: dup_mmap
kernel/fork.c:498 [inline]
#1: ffff888126854728 (&mm->mmap_lock#2){++++}-{3:3}, at:
dup_mm+0x12e/0x13d0 kernel/fork.c:1450
#2: ffff8880a248ea28 (&mm->mmap_lock/1){+.+.}-{3:3}, at:
mmap_write_lock_nested include/linux/mmap_lock.h:78 [inline]
#2: ffff8880a248ea28 (&mm->mmap_lock/1){+.+.}-{3:3}, at: dup_mmap
kernel/fork.c:507 [inline]
#2: ffff8880a248ea28 (&mm->mmap_lock/1){+.+.}-{3:3}, at:
dup_mm+0x18a/0x13d0 kernel/fork.c:1450
#3: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at: __perform_reclaim
mm/page_alloc.c:4585 [inline]
#3: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at:
__alloc_pages_direct_reclaim mm/page_alloc.c:4609 [inline]
#3: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at:
__alloc_pages_slowpath.constprop.0+0x760/0x21b0 mm/page_alloc.c:5007
1 lock held by syz-executor.4/11436:
#0: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at: __perform_reclaim
mm/page_alloc.c:4585 [inline]
#0: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at:
__alloc_pages_direct_reclaim mm/page_alloc.c:4609 [inline]
#0: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at:
__alloc_pages_slowpath.constprop.0+0x760/0x21b0 mm/page_alloc.c:5007
4 locks held by syz-executor.4/11437:
4 locks held by syz-executor.4/11438:
#0: ffffffff8bc53fd0 (dup_mmap_sem){.+.+}-{0:0}, at: dup_mmap
kernel/fork.c:497 [inline]
#0: ffffffff8bc53fd0 (dup_mmap_sem){.+.+}-{0:0}, at:
dup_mm+0x108/0x13d0 kernel/fork.c:1450
#1: ffff8880a9000128 (&mm->mmap_lock#2){++++}-{3:3}, at:
mmap_write_lock_killable include/linux/mmap_lock.h:87 [inline]
#1: ffff8880a9000128 (&mm->mmap_lock#2){++++}-{3:3}, at: dup_mmap
kernel/fork.c:498 [inline]
#1: ffff8880a9000128 (&mm->mmap_lock#2){++++}-{3:3}, at:
dup_mm+0x12e/0x13d0 kernel/fork.c:1450
#2:
ffff88809e3af828
(&mm->mmap_lock/1){+.+.}-{3:3}, at: mmap_write_lock_nested
include/linux/mmap_lock.h:78 [inline]
(&mm->mmap_lock/1){+.+.}-{3:3}, at: dup_mmap kernel/fork.c:507 [inline]
(&mm->mmap_lock/1){+.+.}-{3:3}, at: dup_mm+0x18a/0x13d0 kernel/fork.c:1450
#3: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at: __perform_reclaim
mm/page_alloc.c:4585 [inline]
#3: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at:
__alloc_pages_direct_reclaim mm/page_alloc.c:4609 [inline]
#3: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at:
__alloc_pages_slowpath.constprop.0+0x760/0x21b0 mm/page_alloc.c:5007
2 locks held by syz-executor.4/11439:
#0: ffff888126855528 (&mm->mmap_lock#2){++++}-{3:3}, at:
mmap_read_trylock include/linux/mmap_lock.h:136 [inline]
#0: ffff888126855528 (&mm->mmap_lock#2){++++}-{3:3}, at:
do_user_addr_fault+0x285/0x11c0 arch/x86/mm/fault.c:1338
#1: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at: __perform_reclaim
mm/page_alloc.c:4585 [inline]
#1: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at:
__alloc_pages_direct_reclaim mm/page_alloc.c:4609 [inline]
#1: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at:
__alloc_pages_slowpath.constprop.0+0x760/0x21b0 mm/page_alloc.c:5007
4 locks held by syz-executor.4/11440:
#0: ffffffff8bc53fd0 (dup_mmap_sem){.+.+}-{0:0}, at: dup_mmap
kernel/fork.c:497 [inline]
#0: ffffffff8bc53fd0 (dup_mmap_sem){.+.+}-{0:0}, at:
dup_mm+0x108/0x13d0 kernel/fork.c:1450
#1: ffff8880b27d9d28 (&mm->mmap_lock#2){++++}-{3:3}, at:
mmap_write_lock_killable include/linux/mmap_lock.h:87 [inline]
#1: ffff8880b27d9d28 (&mm->mmap_lock#2){++++}-{3:3}, at: dup_mmap
kernel/fork.c:498 [inline]
#1: ffff8880b27d9d28 (&mm->mmap_lock#2){++++}-{3:3}, at:
dup_mm+0x12e/0x13d0 kernel/fork.c:1450
#2: ffff88809eecc028 (&mm->mmap_lock/1){+.+.}-{3:3}, at:
mmap_write_lock_nested include/linux/mmap_lock.h:78 [inline]
#2: ffff88809eecc028 (&mm->mmap_lock/1){+.+.}-{3:3}, at: dup_mmap
kernel/fork.c:507 [inline]
#2: ffff88809eecc028 (&mm->mmap_lock/1){+.+.}-{3:3}, at:
dup_mm+0x18a/0x13d0 kernel/fork.c:1450
#3: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at: __perform_reclaim
mm/page_alloc.c:4585 [inline]
#3: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at:
__alloc_pages_direct_reclaim mm/page_alloc.c:4609 [inline]
#3: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at:
__alloc_pages_slowpath.constprop.0+0x760/0x21b0 mm/page_alloc.c:5007
4 locks held by syz-executor.4/11441:
#0: ffffffff8bc53fd0 (dup_mmap_sem){.+.+}-{0:0}, at: dup_mmap
kernel/fork.c:497 [inline]
#0: ffffffff8bc53fd0 (dup_mmap_sem){.+.+}-{0:0}, at:
dup_mm+0x108/0x13d0 kernel/fork.c:1450
#1:
ffff88809b8db928
(&mm->mmap_lock
#2
){++++}-{3:3}
, at: mmap_write_lock_killable include/linux/mmap_lock.h:87 [inline]
, at: dup_mmap kernel/fork.c:498 [inline]
, at: dup_mm+0x12e/0x13d0 kernel/fork.c:1450
#2: ffff8880b33edc28 (&mm->mmap_lock/1){+.+.}-{3:3}, at:
mmap_write_lock_nested include/linux/mmap_lock.h:78 [inline]
#2: ffff8880b33edc28 (&mm->mmap_lock/1){+.+.}-{3:3}, at: dup_mmap
kernel/fork.c:507 [inline]
#2: ffff8880b33edc28 (&mm->mmap_lock/1){+.+.}-{3:3}, at:
dup_mm+0x18a/0x13d0 kernel/fork.c:1450
#3: ffffffff8bca5140 (
fs_reclaim){+.+.}-{0:0}
, at: __perform_reclaim mm/page_alloc.c:4585 [inline]
, at: __alloc_pages_direct_reclaim mm/page_alloc.c:4609 [inline]
, at: __alloc_pages_slowpath.constprop.0+0x760/0x21b0 mm/page_alloc.c:5007
2 locks held by syz-executor.4/11442:
#0: ffff888021a91628 (&mm->mmap_lock#2){++++}-{3:3}, at:
mmap_read_trylock include/linux/mmap_lock.h:136 [inline]
#0: ffff888021a91628 (&mm->mmap_lock#2){++++}-{3:3}, at:
do_user_addr_fault+0x285/0x11c0 arch/x86/mm/fault.c:1338
#1:
ffffffff8bca5140
(
fs_reclaim
){+.+.}-{0:0}
, at: __perform_reclaim mm/page_alloc.c:4585 [inline]
, at: __alloc_pages_direct_reclaim mm/page_alloc.c:4609 [inline]
, at: __alloc_pages_slowpath.constprop.0+0x760/0x21b0 mm/page_alloc.c:5007
4 locks held by syz-executor.4/11443:
#0:
ffffffff8bc53fd0 (dup_mmap_sem){.+.+}-{0:0}, at: dup_mmap
kernel/fork.c:497 [inline]
ffffffff8bc53fd0 (dup_mmap_sem){.+.+}-{0:0}, at: dup_mm+0x108/0x13d0
kernel/fork.c:1450
#1: ffff888025952b28 (&mm->mmap_lock#2){++++}-{3:3}, at:
mmap_write_lock_killable include/linux/mmap_lock.h:87 [inline]
#1: ffff888025952b28 (&mm->mmap_lock#2){++++}-{3:3}, at: dup_mmap
kernel/fork.c:498 [inline]
#1: ffff888025952b28 (&mm->mmap_lock#2){++++}-{3:3}, at:
dup_mm+0x12e/0x13d0 kernel/fork.c:1450
#2: ffff8880a7366a28 (&mm->mmap_lock/1){+.+.}-{3:3}, at:
mmap_write_lock_nested include/linux/mmap_lock.h:78 [inline]
#2: ffff8880a7366a28 (&mm->mmap_lock/1){+.+.}-{3:3}, at: dup_mmap
kernel/fork.c:507 [inline]
#2: ffff8880a7366a28 (&mm->mmap_lock/1){+.+.}-{3:3}, at:
dup_mm+0x18a/0x13d0 kernel/fork.c:1450
#3: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at: __perform_reclaim
mm/page_alloc.c:4585 [inline]
#3: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at:
__alloc_pages_direct_reclaim mm/page_alloc.c:4609 [inline]
#3: ffffffff8bca5140 (fs_reclaim){+.+.}-{0:0}, at:
__alloc_pages_slowpath.constprop.0+0x760/0x21b0 mm/page_alloc.c:5007
4 locks held by syz-executor.4/11444:
#0: ffffffff8bc53fd0 (dup_mmap_sem){.+.+}-{0:0}, at: dup_mmap
kernel/fork.c:497 [inline]
#0: ffffffff8bc53fd0 (dup_mmap_sem){.+.+}-{0:0}, at:
dup_mm+0x108/0x13d0 kernel/fork.c:1450
#1: ffff88808337b928 (&mm->mmap_lock#2){++++}-{3:3}, at:
mmap_write_lock_killable include/linux/mmap_lock.h:87 [inline]
#1: ffff88808337b928 (&mm->mmap_lock#2){++++}-{3:3}, at: dup_mmap
kernel/fork.c:498 [inline]
#1: ffff88808337b928 (&mm->mmap_lock#2){++++}-{3:3}, at:
dup_mm+0x12e/0x13d0 kernel/fork.c:1450
#2: ffff88809dd7ab28 (&mm->mmap_lock/1){+.+.}-{3:3}, at:
mmap_write_lock_nested include/linux/mmap_lock.h:78 [inline]
#2: ffff88809dd7ab28 (&mm->mmap_lock/1){+.+.}-{3:3}, at: dup_mmap
kernel/fork.c:507 [inline]
#2: ffff88809dd7ab28 (&mm->mmap_lock/1){+.+.}-{3:3}, at:
dup_mm+0x18a/0x13d0 kernel/fork.c:1450
#3:
ffffffff8bca5140
(
fs_reclaim
){+.+.}-{0:0}
, at: __perform_reclaim mm/page_alloc.c:4585 [inline]
, at: __alloc_pages_direct_reclaim mm/page_alloc.c:4609 [inline]
, at: __alloc_pages_slowpath.constprop.0+0x760/0x21b0 mm/page_alloc.c:5007
4 locks held by syz-executor.4/11445:
#0:
ffffffff8bc53fd0
Best Regards,
Yiru
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