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Message-ID: <66f893e7.050a0220.4a974.0011.GAE@google.com>
Date: Sat, 28 Sep 2024 16:40:23 -0700
From: syzbot <syzbot+c403e932e9c6662dd4f2@...kaller.appspotmail.com>
To: gregkh@...uxfoundation.org, linux-input@...r.kernel.org,
linux-kernel@...r.kernel.org, linux-usb@...r.kernel.org,
syzkaller-bugs@...glegroups.com, tj@...nel.org
Subject: [syzbot] [kernfs?] [input?] [usb?] INFO: rcu detected stall in
kernfs_fop_read_iter (4)
Hello,
syzbot found the following issue on:
HEAD commit: 68d4209158f4 sub: cdns3: Use predefined PCI vendor ID cons..
git tree: https://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb.git usb-testing
console output: https://syzkaller.appspot.com/x/log.txt?x=13146a27980000
kernel config: https://syzkaller.appspot.com/x/.config?x=cb61872d4d8c5df9
dashboard link: https://syzkaller.appspot.com/bug?extid=c403e932e9c6662dd4f2
compiler: gcc (Debian 12.2.0-14) 12.2.0, GNU ld (GNU Binutils for Debian) 2.40
syz repro: https://syzkaller.appspot.com/x/repro.syz?x=15487107980000
Downloadable assets:
disk image: https://storage.googleapis.com/syzbot-assets/c69290425359/disk-68d42091.raw.xz
vmlinux: https://storage.googleapis.com/syzbot-assets/caf4f26a3e85/vmlinux-68d42091.xz
kernel image: https://storage.googleapis.com/syzbot-assets/3acdec4b62e6/bzImage-68d42091.xz
IMPORTANT: if you fix the issue, please add the following tag to the commit:
Reported-by: syzbot+c403e932e9c6662dd4f2@...kaller.appspotmail.com
rcu: INFO: rcu_preempt detected expedited stalls on CPUs/tasks: {
0-...D
} 2685 jiffies s: 1141 root: 0x1/.
rcu: blocking rcu_node structures (internal RCU debug):
Sending NMI from CPU 1 to CPUs 0:
NMI backtrace for cpu 0
CPU: 0 UID: 0 PID: 7800 Comm: udevd Not tainted 6.11.0-rc7-syzkaller-00152-g68d4209158f4 #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/06/2024
RIP: 0010:io_serial_in+0x87/0xb0 drivers/tty/serial/8250/8250_port.c:407
Code: b4 b8 fe 48 8d 7d 40 44 89 e1 48 b8 00 00 00 00 00 fc ff df 48 89 fa d3 e3 48 c1 ea 03 80 3c 02 00 75 1a 66 03 5d 40 89 da ec <5b> 0f b6 c0 5d 41 5c c3 cc cc cc cc e8 a8 ec 0e ff eb a2 e8 31 ed
RSP: 0018:ffffc90000006fe8 EFLAGS: 00000006
RAX: dffffc0000000005 RBX: 00000000000003f9 RCX: 0000000000000000
RDX: 00000000000003f9 RSI: ffffffff829bdf80 RDI: ffffffff935cfbc0
RBP: ffffffff935cfb80 R08: 0000000000000001 R09: 000000000000001f
R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
R13: ffffffff935cfb80 R14: ffffffff935cfbd0 R15: 000000000000004f
FS: 00007f3a891dcc80(0000) GS:ffff8881f5800000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000555b96859dc8 CR3: 0000000119e40000 CR4: 00000000003506f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
<NMI>
</NMI>
<IRQ>
serial_port_in include/linux/serial_core.h:674 [inline]
serial8250_console_write+0x17d/0x1090 drivers/tty/serial/8250/8250_port.c:3357
console_emit_next_record kernel/printk/printk.c:2983 [inline]
console_flush_all+0x53c/0xd70 kernel/printk/printk.c:3049
console_unlock+0xae/0x290 kernel/printk/printk.c:3118
vprintk_emit+0x409/0x600 kernel/printk/printk.c:2348
vprintk+0x7f/0xa0 kernel/printk/printk_safe.c:45
_printk+0xc8/0x100 kernel/printk/printk.c:2373
printk_stack_address arch/x86/kernel/dumpstack.c:72 [inline]
show_trace_log_lvl+0x211/0x500 arch/x86/kernel/dumpstack.c:285
sched_show_task kernel/sched/core.c:7432 [inline]
sched_show_task+0x42e/0x650 kernel/sched/core.c:7406
show_state_filter+0xee/0x320 kernel/sched/core.c:7477
k_spec drivers/tty/vt/keyboard.c:667 [inline]
k_spec+0xed/0x150 drivers/tty/vt/keyboard.c:656
kbd_keycode drivers/tty/vt/keyboard.c:1522 [inline]
kbd_event+0xcbd/0x17a0 drivers/tty/vt/keyboard.c:1541
input_handler_events_default+0x116/0x1b0 drivers/input/input.c:2552
input_pass_values+0x777/0x8e0 drivers/input/input.c:126
input_event_dispose drivers/input/input.c:352 [inline]
input_handle_event+0xb30/0x14d0 drivers/input/input.c:369
input_event drivers/input/input.c:398 [inline]
input_event+0x83/0xa0 drivers/input/input.c:390
hidinput_hid_event+0xa12/0x2410 drivers/hid/hid-input.c:1746
hid_process_event+0x4b7/0x5e0 drivers/hid/hid-core.c:1540
hid_input_array_field+0x330/0x710 drivers/hid/hid-core.c:1644
hid_process_report drivers/hid/hid-core.c:1694 [inline]
hid_report_raw_event+0xa02/0x11c0 drivers/hid/hid-core.c:2015
__hid_input_report.constprop.0+0x341/0x440 drivers/hid/hid-core.c:2085
hid_irq_in+0x35e/0x870 drivers/hid/usbhid/hid-core.c:285
__usb_hcd_giveback_urb+0x389/0x6e0 drivers/usb/core/hcd.c:1650
usb_hcd_giveback_urb+0x396/0x450 drivers/usb/core/hcd.c:1734
dummy_timer+0x17c3/0x38d0 drivers/usb/gadget/udc/dummy_hcd.c:1988
__run_hrtimer kernel/time/hrtimer.c:1689 [inline]
__hrtimer_run_queues+0x20c/0xcc0 kernel/time/hrtimer.c:1753
hrtimer_run_softirq+0x17d/0x350 kernel/time/hrtimer.c:1770
handle_softirqs+0x209/0x8e0 kernel/softirq.c:554
__do_softirq kernel/softirq.c:588 [inline]
invoke_softirq kernel/softirq.c:428 [inline]
__irq_exit_rcu kernel/softirq.c:637 [inline]
irq_exit_rcu+0xac/0x110 kernel/softirq.c:649
instr_sysvec_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1043 [inline]
sysvec_apic_timer_interrupt+0x90/0xb0 arch/x86/kernel/apic/apic.c:1043
</IRQ>
<TASK>
asm_sysvec_apic_timer_interrupt+0x1a/0x20 arch/x86/include/asm/idtentry.h:702
RIP: 0010:__sanitizer_cov_trace_switch+0x12/0x90 kernel/kcov.c:330
Code: 0f 1f 84 00 00 00 00 00 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 f3 0f 1e fa 41 56 41 55 41 54 49 89 fc 55 48 89 f5 53 <48> 8b 46 08 48 83 f8 20 74 6b 77 48 48 83 f8 08 74 5b 48 83 f8 10
RSP: 0018:ffffc9000264f820 EFLAGS: 00000202
RAX: 0000000000000000 RBX: ffffc9000264f8d0 RCX: 0000000000000001
RDX: 0000000000000000 RSI: ffffffff8725b3e0 RDI: 0000000000000001
RBP: ffffffff8725b3e0 R08: 0000000000000001 R09: 0000000000000000
R10: 0000000000000001 R11: 0000000000000000 R12: 0000000000000001
R13: ffffc9000264fe90 R14: 0000000000000001 R15: 0000000000000001
unwind_next_frame+0xebe/0x23a0 arch/x86/kernel/unwind_orc.c:641
arch_stack_walk+0x100/0x170 arch/x86/kernel/stacktrace.c:25
stack_trace_save+0x95/0xd0 kernel/stacktrace.c:122
kasan_save_stack+0x33/0x60 mm/kasan/common.c:47
kasan_save_track+0x14/0x30 mm/kasan/common.c:68
kasan_save_free_info+0x3b/0x60 mm/kasan/generic.c:579
poison_slab_object+0xf7/0x160 mm/kasan/common.c:240
__kasan_slab_free+0x14/0x30 mm/kasan/common.c:256
kasan_slab_free include/linux/kasan.h:184 [inline]
slab_free_hook mm/slub.c:2256 [inline]
slab_free mm/slub.c:4477 [inline]
kfree+0x10b/0x380 mm/slub.c:4598
kernfs_file_read_iter fs/kernfs/file.c:272 [inline]
kernfs_fop_read_iter+0x3c7/0x590 fs/kernfs/file.c:280
new_sync_read fs/read_write.c:395 [inline]
vfs_read+0x869/0xbd0 fs/read_write.c:476
ksys_read+0x12f/0x260 fs/read_write.c:619
do_syscall_x64 arch/x86/entry/common.c:52 [inline]
do_syscall_64+0xcd/0x250 arch/x86/entry/common.c:83
entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7f3a89307b6a
Code: 00 3d 00 00 41 00 75 0d 50 48 8d 3d 2d 08 0a 00 e8 ea 7d 01 00 31 c0 e9 07 ff ff ff 64 8b 04 25 18 00 00 00 85 c0 75 1b 0f 05 <48> 3d 00 f0 ff ff 76 6c 48 8b 15 8f a2 0d 00 f7 d8 64 89 02 48 83
RSP: 002b:00007fffce011e78 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f3a89307b6a
RDX: 0000000000010011 RSI: 00007fffce011ea7 RDI: 0000000000000008
RBP: 0000000000000008 R08: 0000000000000000 R09: 2503b569d48cb172
R10: 0000000000000000 R11: 0000000000000246 R12: 0000555b9684da10
R13: 00007fffce022588 R14: 0000000000000003 R15: 00007fffce011ea7
</TASK>
preempt_schedule_common+0x44/0xc0 kernel/sched/core.c:6708
__cond_resched+0x1b/0x30 kernel/sched/core.c:7041
_cond_resched include/linux/sched.h:2007 [inline]
stop_one_cpu+0x112/0x190 kernel/stop_machine.c:151
sched_exec+0x1db/0x270 kernel/sched/core.c:5319
bprm_execve fs/exec.c:1913 [inline]
bprm_execve+0x46c/0x1950 fs/exec.c:1896
kernel_execve+0x2ef/0x3b0 fs/exec.c:2087
call_usermodehelper_exec_async+0x255/0x4c0 kernel/umh.c:110
ret_from_fork+0x45/0x80 arch/x86/kernel/process.c:147
ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:244
</TASK>
task:kworker/u8:1 state:R running task stack:32568 pid:8382 tgid:8382 ppid:28 flags:0x00004000
Call Trace:
<TASK>
__switch_to_asm+0x70/0x70
</TASK>
task:modprobe state:R running task stack:25152 pid:8406 tgid:8406 ppid:2685 flags:0x00000002
Call Trace:
<TASK>
context_switch kernel/sched/core.c:5188 [inline]
__schedule+0xcda/0x2f80 kernel/sched/core.c:6529
do_task_dead+0xd6/0x110 kernel/sched/core.c:6545
do_exit+0x1d37/0x2b30 kernel/exit.c:933
do_group_exit+0xd3/0x2a0 kernel/exit.c:1031
__do_sys_exit_group kernel/exit.c:1042 [inline]
__se_sys_exit_group kernel/exit.c:1040 [inline]
__x64_sys_exit_group+0x3e/0x50 kernel/exit.c:1040
x64_sys_call+0x14a9/0x16a0 arch/x86/include/generated/asm/syscalls_64.h:232
do_syscall_x64 arch/x86/entry/common.c:52 [inline]
do_syscall_64+0xcd/0x250 arch/x86/entry/common.c:83
entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7ffa91e85a90
RSP: 002b:00007ffd8c869968 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7
RAX: ffffffffffffffda RBX: 00007ffa91f76860 RCX: 00007ffa91e85a90
RDX: 00000000000000e7 RSI: 000000000000003c RDI: 0000000000000001
RBP: 00007ffa91f76860 R08: 0000000000000001 R09: bd21514f53bc1e18
R10: 00007ffd8c869820 R11: 0000000000000246 R12: 0000000000000000
R13: 0000000000000001 R14: 00007ffa91f7a658 R15: 0000000000000001
</TASK>
task:modprobe state:R running task stack:25776 pid:8410 tgid:8410 ppid:1170 flags:0x00000000
Call Trace:
<TASK>
context_switch kernel/sched/core.c:5188 [inline]
__schedule+0xcda/0x2f80 kernel/sched/core.c:6529
</TASK>
task:modprobe state:R running task stack:25056 pid:8411 tgid:8411 ppid:2673 flags:0x00000000
Call Trace:
<TASK>
context_switch kernel/sched/core.c:5188 [inline]
__schedule+0xcda/0x2f80 kernel/sched/core.c:6529
__schedule_loop kernel/sched/core.c:6606 [inline]
schedule+0xe7/0x350 kernel/sched/core.c:6621
exit_to_user_mode_loop kernel/entry/common.c:102 [inline]
exit_to_user_mode_prepare include/linux/entry-common.h:328 [inline]
irqentry_exit_to_user_mode+0xdb/0x240 kernel/entry/common.c:231
asm_exc_page_fault+0x26/0x30 arch/x86/include/asm/idtentry.h:623
RIP: 0033:0x7f6652bf591f
RSP: 002b:00007ffe9c9bb5b8 EFLAGS: 00010287
RAX: ffffffffffffffda RBX: 00007f6652d60860 RCX: 00007f6652c6fa90
RDX: 00000000000000e7 RSI: 000000000000003c RDI: 0000000000000001
RBP: 00007f6652d60860 R08: 0000000000000001 R09: ec43923c57149391
R10: 00007ffe9c9bbb60 R11: 0000000000000246 R12: 0000000000000000
R13: 0000000000000001 R14: 00007f6652d64658 R15: 0000000000000001
</TASK>
task:modprobe state:R running task stack:25056 pid:8413 tgid:8413 ppid:1170 flags:0x00000002
Call Trace:
<TASK>
context_switch kernel/sched/core.c:5188 [inline]
__schedule+0xcda/0x2f80 kernel/sched/core.c:6529
__do_sys_exit_group kernel/exit.c:1042 [inline]
__se_sys_exit_group kernel/exit.c:1040 [inline]
__x64_sys_exit_group+0x3e/0x50 kernel/exit.c:1040
</TASK>
task:modprobe state:R running task stack:25776 pid:8415 tgid:8415 ppid:2673 flags:0x00000000
Call Trace:
<TASK>
context_switch kernel/sched/core.c:5188 [inline]
__schedule+0xcda/0x2f80 kernel/sched/core.c:6529
do_task_dead+0xd6/0x110 kernel/sched/core.c:6545
do_exit+0x1d37/0x2b30 kernel/exit.c:933
do_group_exit+0xd3/0x2a0 kernel/exit.c:1031
__do_sys_exit_group kernel/exit.c:1042 [inline]
__se_sys_exit_group kernel/exit.c:1040 [inline]
__x64_sys_exit_group+0x3e/0x50 kernel/exit.c:1040
x64_sys_call+0x14a9/0x16a0 arch/x86/include/generated/asm/syscalls_64.h:232
do_syscall_x64 arch/x86/entry/common.c:52 [inline]
do_syscall_64+0xcd/0x250 arch/x86/entry/common.c:83
entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7f6517611a90
RSP: 002b:00007ffe6a7e88b8 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7
RAX: ffffffffffffffda RBX: 00007f6517702860 RCX: 00007f6517611a90
RDX: 00000000000000e7 RSI: 000000000000003c RDI: 0000000000000001
RBP: 00007f6517702860 R08: 0000000000000001 R09: 8e615c0050105d9d
R10: 00007ffe6a7e8770 R11: 0000000000000246 R12: 0000000000000000
R13: 0000000000000001 R14: 00007f6517706658 R15: 0000000000000001
</TASK>
task:modprobe state:R running task stack:25776 pid:8419 tgid:8419 ppid:53 flags:0x00000002
Call Trace:
<TASK>
context_switch kernel/sched/core.c:5188 [inline]
__schedule+0xcda/0x2f80 kernel/sched/core.c:6529
</TASK>
task:modprobe state:R running task stack:25776 pid:8422 tgid:8422 ppid:53 flags:0x00000000
Call Trace:
<TASK>
context_switch kernel/sched/core.c:5188 [inline]
__schedule+0xcda/0x2f80 kernel/sched/core.c:6529
</TASK>
task:modprobe state:R running task stack:25776 pid:8425 tgid:8425 ppid:2685 flags:0x00000000
Call Trace:
<TASK>
context_switch kernel/sched/core.c:5188 [inline]
__schedule+0xcda/0x2f80 kernel/sched/core.c:6529
preempt_schedule_common+0x44/0xc0 kernel/sched/core.c:6708
</TASK>
task:modprobe state:R running task stack:25776 pid:8429 tgid:8429 ppid:53 flags:0x00000002
Call Trace:
<TASK>
context_switch kernel/sched/core.c:5188 [inline]
__schedule+0xcda/0x2f80 kernel/sched/core.c:6529
do_task_dead+0xd6/0x110 kernel/sched/core.c:6545
do_exit+0x1d37/0x2b30 kernel/exit.c:933
do_group_exit+0xd3/0x2a0 kernel/exit.c:1031
__do_sys_exit_group kernel/exit.c:1042 [inline]
__se_sys_exit_group kernel/exit.c:1040 [inline]
__x64_sys_exit_group+0x3e/0x50 kernel/exit.c:1040
x64_sys_call+0x14a9/0x16a0 arch/x86/include/generated/asm/syscalls_64.h:232
do_syscall_x64 arch/x86/entry/common.c:52 [inline]
do_syscall_64+0xcd/0x250 arch/x86/entry/common.c:83
entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7f5ec3f80a90
RSP: 002b:00007ffc1ddbac68 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7
RAX: ffffffffffffffda RBX: 00007f5ec4071860 RCX: 00007f5ec3f80a90
RDX: 00000000000000e7 RSI: 000000000000003c RDI: 0000000000000001
RBP: 00007f5ec4071860 R08: 0000000000000001 R09: 9b2625dcf69a597b
R10: 00007ffc1ddbab20 R11: 0000000000000246 R12: 0000000000000000
R13: 0000000000000001 R14: 00007f5ec4075658 R15: 0000000000000001
</TASK>
task:modprobe state:R running task stack:25776 pid:8434 tgid:8434 ppid:2685 flags:0x00000000
Call Trace:
<TASK>
context_switch kernel/sched/core.c:5188 [inline]
__schedule+0xcda/0x2f80 kernel/sched/core.c:6529
preempt_schedule_common+0x44/0xc0 kernel/sched/core.c:6708
__cond_resched+0x1b/0x30 kernel/sched/core.c:7041
</TASK>
task:kworker/u8:4 state:R running task stack:32568 pid:8437 tgid:8437 ppid:53 flags:0x00004000
Call Trace:
<TASK>
__switch_to_asm+0x70/0x70
</TASK>
task:modprobe state:R running task stack:25776 pid:8440 tgid:8440 ppid:781 flags:0x00000002
Call Trace:
<TASK>
context_switch kernel/sched/core.c:5188 [inline]
__schedule+0xcda/0x2f80 kernel/sched/core.c:6529
do_task_dead+0xd6/0x110 kernel/sched/core.c:6545
do_exit+0x1d37/0x2b30 kernel/exit.c:933
do_group_exit+0xd3/0x2a0 kernel/exit.c:1031
__do_sys_exit_group kernel/exit.c:1042 [inline]
__se_sys_exit_group kernel/exit.c:1040 [inline]
__x64_sys_exit_group+0x3e/0x50 kernel/exit.c:1040
x64_sys_call+0x14a9/0x16a0 arch/x86/include/generated/asm/syscalls_64.h:232
do_syscall_x64 arch/x86/entry/common.c:52 [inline]
do_syscall_64+0xcd/0x250 arch/x86/entry/common.c:83
entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7fe31edd1a90
RSP: 002b:00007ffcff2ffac8 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7
RAX: ffffffffffffffda RBX: 00007fe31eec2860 RCX: 00007fe31edd1a90
RDX: 00000000000000e7 RSI: 000000000000003c RDI: 0000000000000001
RBP: 00007fe31eec2860 R08: 0000000000000001 R09: d5168af28b0b2b98
R10: 00007ffcff2ff980 R11: 0000000000000246 R12: 0000000000000000
R13: 0000000000000001 R14: 00007fe31eec6658 R15: 0000000000000001
</TASK>
task:modprobe state:R running task stack:25776 pid:8445 tgid:8445 ppid:2685 flags:0x00000002
Call Trace:
<TASK>
context_switch kernel/sched/core.c:5188 [inline]
__schedule+0xcda/0x2f80 kernel/sched/core.c:6529
</TASK>
task:kworker/u8:0 state:R running task stack:28832 pid:8447 tgid:8447 ppid:2673 flags:0x00004000
Call Trace:
<TASK>
context_switch kernel/sched/core.c:5188 [inline]
__schedule+0xcda/0x2f80 kernel/sched/core.c:6529
preempt_schedule_common+0x44/0xc0 kernel/sched/core.c:6708
__cond_resched+0x1b/0x30 kernel/sched/core.c:7041
_cond_resched include/linux/sched.h:2007 [inline]
stop_one_cpu+0x112/0x190 kernel/stop_machine.c:151
sched_exec+0x1db/0x270 kernel/sched/core.c:5319
bprm_execve fs/exec.c:1913 [inline]
bprm_execve+0x46c/0x1950 fs/exec.c:1896
kernel_execve+0x2ef/0x3b0 fs/exec.c:2087
call_usermodehelper_exec_async+0x255/0x4c0 kernel/umh.c:110
ret_from_fork+0x45/0x80 arch/x86/kernel/process.c:147
ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:244
</TASK>
task:kworker/u8:4 state:R running task stack:32568 pid:8453 tgid:8453 ppid:53 flags:0x00004000
Call Trace:
<TASK>
__switch_to_asm+0x70/0x70
</TASK>
task:modprobe state:R running task stack:25152 pid:8457 tgid:8457 ppid:781 flags:0x00000000
Call Trace:
<TASK>
context_switch kernel/sched/core.c:5188 [inline]
__schedule+0xcda/0x2f80 kernel/sched/core.c:6529
</TASK>
task:kworker/u8:2 state:R running task stack:32568 pid:8462 tgid:8462 ppid:2685 flags:0x00004000
Call Trace:
<TASK>
__switch_to_asm+0x70/0x70
</TASK>
task:modprobe state:R running task stack:25152 pid:8463 tgid:8463 ppid:2673 flags:0x00000002
Call Trace:
<TASK>
context_switch kernel/sched/core.c:5188 [inline]
__schedule+0xcda/0x2f80 kernel/sched/core.c:6529
do_task_dead+0xd6/0x110 kernel/sched/core.c:6545
do_exit+0x1d37/0x2b30 kernel/exit.c:933
do_group_exit+0xd3/0x2a0 kernel/exit.c:1031
__do_sys_exit_group kernel/exit.c:1042 [inline]
__se_sys_exit_group kernel/exit.c:1040 [inline]
__x64_sys_exit_group+0x3e/0x50 kernel/exit.c:1040
x64_sys_call+0x14a9/0x16a0 arch/x86/include/generated/asm/syscalls_64.h:232
do_syscall_x64 arch/x86/entry/common.c:52 [inline]
do_syscall_64+0xcd/0x250 arch/x86/entry/common.c:83
entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7f4f6b6fba90
RSP: 002b:00007fff141e27f8 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7
RAX: ffffffffffffffda RBX: 00007f4f6b7ec860 RCX: 00007f4f6b6fba90
RDX: 00000000000000e7 RSI: 000000000000003c RDI: 0000000000000001
RBP: 00007f4f6b7ec860 R08: 0000000000000001 R09: e0616ea1e8f5239c
R10: 00007fff141e26b0 R11: 0000000000000246 R12: 0000000000000000
R13: 0000000000000001 R14: 00007f4f6b7f0658 R15: 0000000000000001
</TASK>
task:kworker/u8:0 state:R running task stack:32568 pid:8466 tgid:8466 ppid:2673 flags:0x00004000
Call Trace:
<TASK>
__switch_to_asm+0x70/0x70
</TASK>
task:modprobe state:R running task stack:25776 pid:8469 tgid:8469 ppid:53 flags:0x00000002
Call Trace:
<TASK>
context_switch kernel/sched/core.c:5188 [inline]
__schedule+0xcda/0x2f80 kernel/sched/core.c:6529
do_task_dead+0xd6/0x110 kernel/sched/core.c:6545
do_exit+0x1d37/0x2b30 kernel/exit.c:933
do_group_exit+0xd3/0x2a0 kernel/exit.c:1031
__do_sys_exit_group kernel/exit.c:1042 [inline]
__se_sys_exit_group kernel/exit.c:1040 [inline]
__x64_sys_exit_group+0x3e/0x50 kernel/exit.c:1040
x64_sys_call+0x14a9/0x16a0 arch/x86/include/generated/asm/syscalls_64.h:232
do_syscall_x64 arch/x86/entry/common.c:52 [inline]
do_syscall_64+0xcd/0x250 arch/x86/entry/common.c:83
entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7f7a9aed8a90
RSP: 002b:00007ffc8cf5e2b8 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7
RAX: ffffffffffffffda RBX: 00007f7a9afc9860 RCX: 00007f7a9aed8a90
RDX: 00000000000000e7 RSI: 000000000000003c RDI: 0000000000000001
RBP: 00007f7a9afc9860 R08: 0000000000000001 R09: 55e021ad30b7485d
R10: 00007ffc8cf5e170 R11: 0000000000000246 R12: 0000000000000000
R13: 0000000000000001 R14: 00007f7a9afcd658 R15: 0000000000000001
</TASK>
task:kworker/u8:4 state:R running task stack:32568 pid:8472 tgid:8472 ppid:53 flags:0x00004000
Call Trace:
<TASK>
__switch_to_asm+0x70/0x70
</TASK>
task:modprobe state:R running task stack:24640 pid:8475 tgid:8475 ppid:28 flags:0x00000000
Call Trace:
<TASK>
context_switch kernel/sched/core.c:5188 [inline]
__schedule+0xcda/0x2f80 kernel/sched/core.c:6529
</TASK>
task:modprobe state:R running task stack:25776 pid:8479 tgid:8479 ppid:2685 flags:0x00000002
Call Trace:
<TASK>
context_switch kernel/sched/core.c:5188 [inline]
__schedule+0xcda/0x2f80 kernel/sched/core.c:6529
</TASK>
task:kworker/u8:2 state:R running task stack:32568 pid:8483 tgid:8483 ppid:2685 flags:0x00004000
Call Trace:
<TASK>
__switch_to_asm+0x70/0x70
</TASK>
task:modprobe state:R running task stack:25056 pid:8485 tgid:8485 ppid:28 flags:0x00000002
Call Trace:
<TASK>
context_switch kernel/sched/core.c:5188 [inline]
__schedule+0xcda/0x2f80 kernel/sched/core.c:6529
do_task_dead+0xd6/0x110 kernel/sched/core.c:6545
do_exit+0x1d37/0x2b30 kernel/exit.c:933
do_group_exit+0xd3/0x2a0 kernel/exit.c:1031
__do_sys_exit_group kernel/exit.c:1042 [inline]
__se_sys_exit_group kernel/exit.c:1040 [inline]
__x64_sys_exit_group+0x3e/0x50 kernel/exit.c:1040
x64_sys_call+0x14a9/0x16a0 arch/x86/include/generated/asm/syscalls_64.h:232
do_syscall_x64 arch/x86/entry/common.c:52 [inline]
do_syscall_64+0xcd/0x250 arch/x86/entry/common.c:83
entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7f0ea73ada90
RSP: 002b:00007fffa060f3f8 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7
RAX: ffffffffffffffda RBX: 00007f0ea749e860 RCX: 00007f0ea73ada90
RDX: 00000000000000e7 RSI: 000000000000003c RDI: 0000000000000001
RBP: 00007f0ea749e860 R08: 0000000000000001 R09: c768e6ff46d04a00
R10: 00007fffa060f2b0 R11: 0000000000000246 R12: 0000000000000000
R13: 0000000000000001 R14: 00007f0ea74a2658 R15: 0000000000000001
</TASK>
task:kworker/u8:8 state:R running task stack:32568 pid:8487 tgid:8487 ppid:1170 flags:0x00004000
Call Trace:
<TASK>
__switch_to_asm+0x70/0x70
</TASK>
task:modprobe state:R running task stack:25056 pid:8491 tgid:8491 ppid:28 flags:0x00000000
Call Trace:
<TASK>
context_switch kernel/sched/core.c:5188 [inline]
__schedule+0xcda/0x2f80 kernel/sched/core.c:6529
</TASK>
task:kworker/u8:4 state:R running task stack:32568 pid:8492 tgid:8492 ppid:53 flags:0x00004000
Call Trace:
<TASK>
__switch_to_asm+0x70/0x70
</TASK>
task:modprobe state:R running task stack:24640 pid:8497 tgid:8497 ppid:2685 flags:0x00000000
Call Trace:
<TASK>
context_switch kernel/sched/core.c:5188 [inline]
__schedule+0xcda/0x2f80 kernel/sched/core.c:6529
</TASK>
task:kworker/u8:1 state:R running task stack:28832 pid:8501 tgid:8501 ppid:28 flags:0x00004000
Call Trace:
<TASK>
context_switch kernel/sched/core.c:5188 [inline]
__schedule+0xcda/0x2f80 kernel/sched/core.c:6529
preempt_schedule_common+0x44/0xc0 kernel/sched/core.c:6708
__cond_resched+0x1b/0x30 kernel/sched/core.c:7041
_cond_resched include/linux/sched.h:2007 [inline]
stop_one_cpu+0x112/0x190 kernel/stop_machine.c:151
sched_exec+0x1db/0x270 kernel/sched/core.c:5319
bprm_execve fs/exec.c:1913 [inline]
bprm_execve+0x46c/0x1950 fs/exec.c:1896
kernel_execve+0x2ef/0x3b0 fs/exec.c:2087
call_usermodehelper_exec_async+0x255/0x4c0 kernel/umh.c:110
ret_from_fork+0x45/0x80 arch/x86/kernel/process.c:147
entry_SYSCALL_64_after_hwframe+0x77/0x7f
</TASK>
task:kworker/u8:4 state:R running task stack:32568 pid:8506 tgid:8506 ppid:53 flags:0x00004000
Call Trace:
<TASK>
__switch_to_asm+0x70/0x70
</TASK>
task:modprobe state:R running task stack:25152 pid:8509 tgid:8509 ppid:781 flags:0x00000002
Call Trace:
<TASK>
context_switch kernel/sched/core.c:5188 [inline]
__schedule+0xcda/0x2f80 kernel/sched/core.c:6529
do_task_dead+0xd6/0x110 kernel/sched/core.c:6545
do_exit+0x1d37/0x2b30 kernel/exit.c:933
do_group_exit+0xd3/0x2a0 kernel/exit.c:1031
__do_sys_exit_group kernel/exit.c:1042 [inline]
__se_sys_exit_group kernel/exit.c:1040 [inline]
__x64_sys_exit_group+0x3e/0x50 kernel/exit.c:1040
x64_sys_call+0x14a9/0x16a0 arch/x86/include/generated/asm/syscalls_64.h:232
do_syscall_x64 arch/x86/entry/common.c:52 [inline]
do_syscall_64+0xcd/0x250 arch/x86/entry/common.c:83
entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7fac09c23a90
RSP: 002b:00007ffc2c817878 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7
RAX: ffffffffffffffda RBX: 00007fac09d14860 RCX: 00007fac09c23a90
RDX: 00000000000000e7 RSI: 000000000000003c RDI: 0000000000000001
RBP: 00007fac09d14860 R08: 0000000000000001 R09: 8b949914f98c1c64
R10: 00007ffc2c817730 R11: 0000000000000246 R12: 0000000000000000
R13: 0000000000000001 R14: 00007fac09d18658 R15: 0000000000000001
</TASK>
task:kworker/u8:2 state:R running task stack:28832 pid:8511 tgid:8511 ppid:2685 flags:0x00004000
Call Trace:
<TASK>
context_switch kernel/sched/core.c:5188 [inline]
__schedule+0xcda/0x2f80 kernel/sched/core.c:6529
</TASK>
task:kworker/u8:8 state:R running task stack:32568 pid:8514 tgid:8514 ppid:1170 flags:0x00004000
Call Trace:
<TASK>
__switch_to_asm+0x70/0x70
</TASK>
task:kworker/u8:0 state:R running task stack:28832 pid:8518 tgid:8518 ppid:2673 flags:0x00004000
Call Trace:
<TASK>
context_switch kernel/sched/core.c:5188 [inline]
__schedule+0xcda/0x2f80 kernel/sched/core.c:6529
preempt_schedule_common+0x44/0xc0 kernel/sched/core.c:6708
__cond_resched+0x1b/0x30 kernel/sched/core.c:7041
_cond_resched include/linux/sched.h:2007 [inline]
stop_one_cpu+0x112/0x190 kernel/stop_machine.c:151
sched_exec+0x1db/0x270 kernel/sched/core.c:5319
bprm_execve fs/exec.c:1913 [inline]
bprm_execve+0x46c/0x1950 fs/exec.c:1896
kernel_execve+0x2ef/0x3b0 fs/exec.c:2087
call_usermodehelper_exec_async+0x255/0x4c0 kernel/umh.c:110
ret_from_fork+0x45/0x80 arch/x86/kernel/process.c:147
ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:244
</TASK>
task:kworker/u8:2 state:R running task stack:28832 pid:8526 tgid:8526 ppid:2685 flags:0x00004000
Call Trace:
<TASK>
context_switch kernel/sched/core.c:5188 [inline]
__schedule+0xcda/0x2f80 kernel/sched/core.c:6529
preempt_schedule_common+0x44/0xc0 kernel/sched/core.c:6708
__cond_resched+0x1b/0x30 kernel/sched/core.c:7041
_cond_resched include/linux/sched.h:2007 [inline]
stop_one_cpu+0x112/0x190 kernel/stop_machine.c:151
sched_exec+0x1db/0x270 kernel/sched/core.c:5319
bprm_execve fs/exec.c:1913 [inline]
bprm_execve+0x46c/0x1950 fs/exec.c:1896
kernel_execve+0x2ef/0x3b0 fs/exec.c:2087
call_usermodehelper_exec_async+0x255/0x4c0 kernel/umh.c:110
ret_from_fork+0x45/0x80 arch/x86/kernel/process.c:147
ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:244
</TASK>
task:kworker/u8:4 state:R running task stack:32568 pid:8531 tgid:8531 ppid:53 flags:0x00004000
Call Trace:
<TASK>
__switch_to_asm+0x70/0x70
</TASK>
task:modprobe state:R running task stack:25776 pid:8533 tgid:8533 ppid:781 flags:0x00000002
Call Trace:
<TASK>
context_switch kernel/sched/core.c:5188 [inline]
__schedule+0xcda/0x2f80 kernel/sched/core.c:6529
do_task_dead+0xd6/0x110 kernel/sched/core.c:6545
do_exit+0x1d37/0x2b30 kernel/exit.c:933
do_group_exit+0xd3/0x2a0 kernel/exit.c:1031
__do_sys_exit_group kernel/exit.c:1042 [inline]
__se_sys_exit_group kernel/exit.c:1040 [inline]
__x64_sys_exit_group+0x3e/0x50 kernel/exit.c:1040
x64_sys_call+0x14a9/0x16a0 arch/x86/include/generated/asm/syscalls_64.h:232
do_syscall_x64 arch/x86/entry/common.c:52 [inline]
do_syscall_64+0xcd/0x250 arch/x86/entry/common.c:83
entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7f4a9c560a90
RSP: 002b:00007ffdc257faa8 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7
RAX: ffffffffffffffda RBX: 00007f4a9c651860 RCX: 00007f4a9c560a90
RDX: 00000000000000e7 RSI: 000000000000003c RDI: 0000000000000001
RBP: 00007f4a9c651860 R08: 0000000000000001 R09: 51420c78013f3458
R10: 00007ffdc257f960 R11: 0000000000000246 R12: 0000000000000000
R13: 0000000000000001 R14: 00007f4a9c655658 R15: 0000000000000001
</TASK>
task:kworker/u8:5 state:R running task stack:32568 pid:8537 tgid:8537 ppid:781 flags:0x00004000
Call Trace:
<TASK>
__switch_to_asm+0x70/0x70
</TASK>
task:modprobe state:R running task stack:25776 pid:8540 tgid:8540 ppid:2673 flags:0x00000002
Call Trace:
<TASK>
context_switch kernel/sched/core.c:5188 [inline]
__schedule+0xcda/0x2f80 kernel/sched/core.c:6529
do_task_dead+0xd6/0x110 kernel/sched/core.c:6545
do_exit+0x1d37/0x2b30 kernel/exit.c:933
do_group_exit+0xd3/0x2a0 kernel/exit.c:1031
__do_sys_exit_group kernel/exit.c:1042 [inline]
__se_sys_exit_group kernel/exit.c:1040 [inline]
__x64_sys_exit_group+0x3e/0x50 kernel/exit.c:1040
x64_sys_call+0x14a9/0x16a0 arch/x86/include/generated/asm/syscalls_64.h:232
do_syscall_x64 arch/x86/entry/common.c:52 [inline]
do_syscall_64+0xcd/0x250 arch/x86/entry/common.c:83
entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7f1b1407aa90
RSP: 002b:00007fff5ca978c8 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7
RAX: ffffffffffffffda RBX: 00007f1b1416b860 RCX: 00007f1b1407aa90
RDX: 00000000000000e7 RSI: 000000000000003c RDI: 0000000000000001
RBP: 00007f1b1416b860 R08: 0000000000000001 R09: 47afac029e49e2c1
R10: 00007fff5ca97780 R11: 0000000000000246 R12: 0000000000000000
R13: 0000000000000001 R14: 00007f1b1416f658 R15: 0000000000000001
</TASK>
task:kworker/u8:2 state:R running task stack:32568 pid:8541 tgid:8541 ppid:2685 flags:0x00004000
Call Trace:
<TASK>
__switch_to_asm+0x70/0x70
</TASK>
task:kworker/u8:0 state:R running task stack:32568 pid:8546 tgid:8546 ppid:2673 flags:0x00004000
Call Trace:
<TASK>
__switch_to_asm+0x70/0x70
</TASK>
task:modprobe state:R running task stack:25776 pid:8547 tgid:8547 ppid:53 flags:0x00000002
Call Trace:
<TASK>
context_switch kernel/sched/core.c:5188 [inline]
__schedule+0xcda/0x2f80 kernel/sched/core.c:6529
do_task_dead+0xd6/0x110 kernel/sched/core.c:6545
do_exit+0x1d37/0x2b30 kernel/exit.c:933
do_group_exit+0xd3/0x2a0 kernel/exit.c:1031
__do_sys_exit_group kernel/exit.c:1042 [inline]
__se_sys_exit_group kernel/exit.c:1040 [inline]
__x64_sys_exit_group+0x3e/0x50 kernel/exit.c:1040
x64_sys_call+0x14a9/0x16a0 arch/x86/include/generated/asm/syscalls_64.h:232
do_syscall_x64 arch/x86/entry/common.c:52 [inline]
do_syscall_64+0xcd/0x250 arch/x86/entry/common.c:83
entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7fd9903e9a90
RSP: 002b:00007ffd947080d8 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7
RAX: ffffffffffffffda RBX: 00007fd9904da860 RCX: 00007fd9903e9a90
RDX: 00000000000000e7 RSI: 000000000000003c RDI: 0000000000000001
RBP: 00007fd9904da860 R08: 0000000000000001 R09: 4a0f2b4bbe4322bb
R10: 00007ffd94707f90 R11: 0000000000000246 R12: 0000000000000000
R13: 0000000000000001 R14: 00007fd9904de658 R15: 0000000000000001
</TASK>
task:modprobe state:R running task stack:24640 pid:8553 tgid:8553 ppid:1170 flags:0x00000000
Call Trace:
<TASK>
context_switch kernel/sched/core.c:5188 [inline]
__schedule+0xcda/0x2f80 kernel/sched/core.c:6529
</TASK>
task:modprobe state:R running task stack:25056 pid:8558 tgid:8558 ppid:53 flags:0x00000002
Call Trace:
<TASK>
context_switch kernel/sched/core.c:5188 [inline]
__schedule+0xcda/0x2f80 kernel/sched/core.c:6529
do_task_dead+0xd6/0x110 kernel/sched/core.c:6545
do_exit+0x1d37/0x2b30 kernel/exit.c:933
do_group_exit+0xd3/0x2a0 kernel/exit.c:1031
__do_sys_exit_group kernel/exit.c:1042 [inline]
__se_sys_exit_group kernel/exit.c:1040 [inline]
__x64_sys_exit_group+0x3e/0x50 kernel/exit.c:1040
x64_sys_call+0x14a9/0x16a0 arch/x86/include/generated/asm/syscalls_64.h:232
do_syscall_x64 arch/x86/entry/common.c:52 [inline]
do_syscall_64+0xcd/0x250 arch/x86/entry/common.c:83
entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7fbb47047a90
RSP: 002b:00007ffd239e9ae8 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7
RAX: ffffffffffffffda RBX: 00007fbb47138860 RCX: 00007fbb47047a90
RDX: 00000000000000e7 RSI: 000000000000003c RDI: 0000000000000001
RBP: 00007fbb47138860 R08: 0000000000000001 R09: 3d9f75680b1fbff6
R10: 00007ffd239e99a0 R11: 0000000000000246 R12: 0000000000000000
R13: 0000000000000001 R14: 00007fbb4713c658 R15: 0000000000000001
</TASK>
task:kworker/u8:4 state:R running task stack:32568 pid:8561 tgid:8561 ppid:53 flags:0x00004000
Call Trace:
<TASK>
__switch_to_asm+0x70/0x70
</TASK>
task:kworker/u8:5 state:R running task stack:32568 pid:8565 tgid:8565 ppid:781 flags:0x00004000
Call Trace:
<TASK>
__switch_to_asm+0x70/0x70
</TASK>
task:modprobe state:R running task stack:25776 pid:8566 tgid:8566 ppid:2685 flags:0x00000002
Call Trace:
<TASK>
</TASK>
task:kworker/u8:0 state:R running task stack:32568 pid:8571 tgid:8571 ppid:2673 flags:0x00004000
Call Trace:
<TASK>
__switch_to_asm+0x70/0x70
</TASK>
task:modprobe state:R running task stack:25776 pid:8573 tgid:8573 ppid:1170 flags:0x00000000
Call Trace:
<TASK>
</TASK>
task:kworker/u8:4 state:R running task stack:32568 pid:8574 tgid:8574 ppid:53 flags:0x00004000
Call Trace:
<TASK>
__switch_to_asm+0x70/0x70
</TASK>
task:modprobe state:R running task stack:25776 pid:8580 tgid:8580 ppid:1170 flags:0x00000000
Call Trace:
<TASK>
</TASK>
task:modprobe state:R running task stack:25776 pid:8581 tgid:8581 ppid:2685 flags:0x00000002
Call Trace:
<TASK>
context_switch kernel/sched/core.c:5188 [inline]
__schedule+0xcda/0x2f80 kernel/sched/core.c:6529
do_task_dead+0xd6/0x110 kernel/sched/core.c:6545
do_exit+0x1d37/0x2b30 kernel/exit.c:933
do_group_exit+0xd3/0x2a0 kernel/exit.c:1031
__do_sys_exit_group kernel/exit.c:1042 [inline]
__se_sys_exit_group kernel/exit.c:1040 [inline]
__x64_sys_exit_group+0x3e/0x50 kernel/exit.c:1040
x64_sys_call+0x14a9/0x16a0 arch/x86/include/generated/asm/syscalls_64.h:232
do_syscall_x64 arch/x86/entry/common.c:52 [inline]
do_syscall_64+0xcd/0x250 arch/x86/entry/common.c:83
entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7f355325da90
RSP: 002b:00007fff28c0f648 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7
RAX: ffffffffffffffda RBX: 00007f355334e860 RCX: 00007f355325da90
RDX: 00000000000000e7 RSI: 000000000000003c RDI: 0000000000000001
RBP: 00007f355334e860 R08: 0000000000000001 R09: 0e51c794cb441848
R10: 00007fff28c0f500 R11: 0000000000000246 R12: 0000000000000000
R13: 0000000000000001 R14: 00007f3553352658 R15: 0000000000000001
</TASK>
task:kworker/u8:0 state:R running task stack:28832 pid:8584 tgid:8584 ppid:2673 flags:0x00004000
Call Trace:
<TASK>
context_switch kernel/sched/core.c:5188 [inline]
__schedule+0xcda/0x2f80 kernel/sched/core.c:6529
preempt_schedule_common+0x44/0xc0 kernel/sched/core.c:6708
__cond_resched+0x1b/0x30 kernel/sched/core.c:7041
_cond_resched include/linux/sched.h:2007 [inline]
stop_one_cpu+0x112/0x190 kernel/stop_machine.c:151
sched_exec+0x1db/0x270 kernel/sched/core.c:5319
bprm_execve fs/exec.c:1913 [inline]
bprm_execve+0x46c/0x1950 fs/exec.c:1896
kernel_execve+0x2ef/0x3b0 fs/exec.c:2087
call_usermodehelper_exec_async+0x255/0x4c0 kernel/umh.c:110
ret_from_fork+0x45/0x80 arch/x86/kernel/process.c:147
ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:244
</TASK>
task:kworker/u8:5 state:R running task stack:28832 pid:8593 tgid:8593 ppid:781 flags:0x00004000
Call Trace:
<TASK>
context_switch kernel/sched/core.c:5188 [inline]
__schedule+0xcda/0x2f80 kernel/sched/core.c:6529
preempt_schedule_common+0x44/0xc0 kernel/sched/core.c:6708
__cond_resched+0x1b/0x30 kernel/sched/core.c:7041
_cond_resched include/linux/sched.h:2007 [inline]
stop_one_cpu+0x112/0x190 kernel/stop_machine.c:151
sched_exec+0x1db/0x270 kernel/sched/core.c:5319
bprm_execve fs/exec.c:1913 [inline]
bprm_execve+0x46c/0x1950 fs/exec.c:1896
kernel_execve+0x2ef/0x3b0 fs/exec.c:2087
call_usermodehelper_exec_async+0x255/0x4c0 kernel/umh.c:110
ret_from_fork+0x45/0x80 arch/x86/kernel/process.c:147
ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:244
</TASK>
task:modprobe state:R running task stack:25056 pid:8600 tgid:8600 ppid:1170 flags:0x00000000
Call Trace:
<TASK>
context_switch kernel/sched/core.c:5188 [inline]
__schedule+0xcda/0x2f80 kernel/sched/core.c:6529
preempt_schedule_common+0x44/0xc0 kernel/sched/core.c:6708
__cond_resched+0x1b/0x30 kernel/sched/core.c:7041
</TASK>
task:kworker/u8:8 state:R running task stack:32568 pid:8603 tgid:8603 ppid:1170 flags:0x00004000
Call Trace:
<TASK>
__switch_to_asm+0x70/0x70
</TASK>
task:modprobe state:R running task stack:24640 pid:8606 tgid:8606 ppid:2673 flags:0x00000002
Call Trace:
<TASK>
context_switch kernel/sched/core.c:5188 [inline]
__schedule+0xcda/0x2f80 kernel/sched/core.c:6529
do_task_dead+0xd6/0x110 kernel/sched/core.c:6545
do_exit+0x1d37/0x2b30 kernel/exit.c:933
do_group_exit+0xd3/0x2a0 kernel/exit.c:1031
__do_sys_exit_group kernel/exit.c:1042 [inline]
__se_sys_exit_group kernel/exit.c:1040 [inline]
__x64_sys_exit_group+0x3e/0x50 kernel/exit.c:1040
x64_sys_call+0x14a9/0x16a0 arch/x86/include/generated/asm/syscalls_64.h:232
do_syscall_x64 arch/x86/entry/common.c:52 [inline]
do_syscall_64+0xcd/0x250 arch/x86/entry/common.c:83
entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7f57b6699a90
RSP: 002b:00007ffc369c4ad8 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7
RAX: ffffffffffffffda RBX: 00007f57b678a860 RCX: 00007f57b6699a90
RDX: 00000000000000e7 RSI: 000000000000003c RDI: 0000000000000001
RBP: 00007f57b678a860 R08: 0000000000000001 R09: 10dcad4d11d81622
R10: 00007ffc369c4990 R11: 0000000000000246 R12: 0000000000000000
R13: 0000000000000001 R14: 00007f57b678e658 R15: 0000000000000001
</TASK>
task:kworker/u8:2 state:R running task stack:32568 pid:8608 tgid:8608 ppid:2685 flags:0x00004000
Call Trace:
<TASK>
__switch_to_asm+0x70/0x70
</TASK>
task:modprobe state:R running task stack:25776 pid:8611 tgid:8611 ppid:53 flags:0x00000002
Call Trace:
<TASK>
context_switch kernel/sched/core.c:5188 [inline]
__schedule+0xcda/0x2f80 kernel/sched/core.c:6529
</TASK>
task:kworker/u8:5 state:R running task stack:32568 pid:8616 tgid:8616 ppid:781 flags:0x00004000
Call Trace:
<TASK>
__switch_to_asm+0x70/0x70
</TASK>
task:modprobe state:R running task stack:25776 pid:8618 tgid:8618 ppid:53 flags:0x00000002
Call Trace:
<TASK>
context_switch kernel/sched/core.c:5188 [inline]
__schedule+0xcda/0x2f80 kernel/sched/core.c:6529
</TASK>
task:kworker/u8:2 state:R running task stack:32568 pid:8623 tgid:8623 ppid:2685 flags:0x00004000
Call Trace:
<TASK>
__switch_to_asm+0x70/0x70
</TASK>
task:modprobe state:R running task stack:24528 pid:8625 tgid:8625 ppid:53 flags:0x00000002
Call Trace:
<TASK>
context_switch kernel/sched/core.c:5188 [inline]
__schedule+0xcda/0x2f80 kernel/sched/core.c:6529
</TASK>
task:kworker/u8:0 state:R running task stack:28832 pid:8628 tgid:8628 ppid:2673 flags:0x00004000
Call Trace:
<TASK>
context_switch kernel/sched/core.c:5188 [inline]
__schedule+0xcda/0x2f80 kernel/sched/core.c:6529
preempt_schedule_common+0x44/0xc0 kernel/sched/core.c:6708
__cond_resched+0x1b/0x30 kernel/sched/core.c:7041
_cond_resched include/linux/sched.h:2007 [inline]
stop_one_cpu+0x112/0x190 kernel/stop_machine.c:151
sched_exec+0x1db/0x270 kernel/sched/core.c:5319
bprm_execve fs/exec.c:1913 [inline]
bprm_execve+0x46c/0x1950 fs/exec.c:1896
kernel_execve+0x2ef/0x3b0 fs/exec.c:2087
call_usermodehelper_exec_async+0x255/0x4c0 kernel/umh.c:110
ret_from_fork+0x45/0x80 arch/x86/kernel/process.c:147
ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:244
</TASK>
task:modprobe state:R running task stack:25152 pid:8636 tgid:8636 ppid:53 flags:0x00004002
Call Trace:
<TASK>
context_switch kernel/sched/core.c:5188 [inline]
__schedule+0xcda/0x2f80 kernel/sched/core.c:6529
do_task_dead+0xd6/0x110 kernel/sched/core.c:6545
do_exit+0x1d37/0x2b30 kernel/exit.c:933
do_group_exit+0xd3/0x2a0 kernel/exit.c:1031
__do_sys_exit_group kernel/exit.c:1042 [inline]
__se_sys_exit_group kernel/exit.c:1040 [inline]
__x64_sys_exit_group+0x3e/0x50 kernel/exit.c:1040
x64_sys_call+0x14a9/0x16a0 arch/x86/include/generated/asm/syscalls_64.h:232
do_syscall_x64 arch/x86/entry/common.c:52 [inline]
do_syscall_64+0xcd/0x250 arch/x86/entry/common.c:83
entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7fc7382a6a90
RSP: 002b:00007ffe3480b2d8 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7
RAX: ffffffffffffffda RBX: 00007fc738397860 RCX: 00007fc7382a6a90
RDX: 00000000000000e7 RSI: 000000000000003c RDI: 0000000000000001
RBP: 00007fc738397860 R08: 0000000000000001 R09: 6a9a1303a5952401
R10: 00007ffe3480b190 R11: 0000000000000246 R12: 0000000000000000
R13: 0000000000000001 R14: 00007fc73839b658 R15: 0000000000000001
</TASK>
task:kworker/u8:5 state:R running task stack:32568 pid:8640 tgid:8640 ppid:781 flags:0x00004000
Call Trace:
<TASK>
__switch_to_asm+0x70/0x70
</TASK>
task:modprobe state:R running task stack:25152 pid:8641 tgid:8641 ppid:1170 flags:0x00000002
Call Trace:
<TASK>
context_switch kernel/sched/core.c:5188 [inline]
__schedule+0xcda/0x2f80 kernel/sched/core.c:6529
</TASK>
task:modprobe state:R running task stack:25776 pid:8644 tgid:8644 ppid:53 flags:0x00000000
Call Trace:
<TASK>
context_switch kernel/sched/core.c:5188 [inline]
__schedule+0xcda/0x2f80 kernel/sched/core.c:6529
do_task_dead+0xd6/0x110 kernel/sched/core.c:6545
do_exit+0x1d37/0x2b30 kernel/exit.c:933
do_group_exit+0xd3/0x2a0 kernel/exit.c:1031
__do_sys_exit_group kernel/exit.c:1042 [inline]
__se_sys_exit_group kernel/exit.c:1040 [inline]
__x64_sys_exit_group+0x3e/0x50 kernel/exit.c:1040
x64_sys_call+0x14a9/0x16a0 arch/x86/include/generated/asm/syscalls_64.h:232
do_syscall_x64 arch/x86/entry/common.c:52 [inline]
do_syscall_64+0xcd/0x250 arch/x86/entry/common.c:83
entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7f0f964daa90
RSP: 002b:00007ffe00f8f7e8 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7
RAX: ffffffffffffffda RBX: 00007f0f965cb860 RCX: 00007f0f964daa90
RDX: 00000000000000e7 RSI: 000000000000003c RDI: 0000000000000001
RBP: 00007f0f965cb860 R08: 0000000000000001 R09: e25139ac1609afb4
R10: 00007ffe00f8f6a0 R11: 0000000000000246 R12: 0000000000000000
R13: 0000000000000001 R14: 00007f0f965cf658 R15: 0000000000000001
</TASK>
task:kworker/u8:8 state:R running task stack:32568 pid:8645 tgid:8645 ppid:1170 flags:0x00004000
Call Trace:
<TASK>
__switch_to_asm+0x70/0x70
</TASK>
task:kworker/u8:2 state:R running task stack:32568 pid:8650 tgid:8650 ppid:2685 flags:0x00004000
Call Trace:
<TASK>
__switch_to_asm+0x70/0x70
</TASK>
task:modprobe state:R running task stack:24544 pid:8652 tgid:8652 ppid:2673 flags:0x00000000
Call Trace:
<TASK>
context_switch kernel/sched/core.c:5188 [inline]
__schedule+0xcda/0x2f80 kernel/sched/core.c:6529
do_task_dead+0xd6/0x110 kernel/sched/core.c:6545
do_exit+0x1d37/0x2b30 kernel/exit.c:933
do_group_exit+0xd3/0x2a0 kernel/exit.c:1031
__do_sys_exit_group kernel/exit.c:1042 [inline]
__se_sys_exit_group kernel/exit.c:1040 [inline]
__x64_sys_exit_group+0x3e/0x50 kernel/exit.c:1040
x64_sys_call+0x14a9/0x16a0 arch/x86/include/generated/asm/syscalls_64.h:232
do_syscall_x64 arch/x86/entry/common.c:52 [inline]
do_syscall_64+0xcd/0x250 arch/x86/entry/common.c:83
entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7f3b79463a90
RSP: 002b:00007ffe34c79a38 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7
RAX: ffffffffffffffda RBX: 00007f3b79554860 RCX: 00007f3b79463a90
RDX: 00000000000000e7 RSI: 000000000000003c RDI: 0000000000000001
RBP: 00007f3b79554860 R08: 0000000000000001 R09: f8573efe8f198aae
R10: 00007ffe34c798f0 R11: 0000000000000246 R12: 0000000000000000
R13: 0000000000000001 R14: 00007f3b79558658 R15: 0000000000000001
</TASK>
task:kworker/u8:5 state:R running task stack:32568 pid:8654 tgid:8654 ppid:781 flags:0x00004000
Call Trace:
<TASK>
__switch_to_asm+0x70/0x70
</TASK>
task:modprobe state:R running task stack:25776 pid:8660 tgid:8660 ppid:1170 flags:0x00000000
Call Trace:
<TASK>
</TASK>
task:modprobe state:R running task stack:25776 pid:8661 tgid:8661 ppid:53 flags:0x00000002
Call Trace:
<TASK>
context_switch kernel/sched/core.c:5188 [inline]
__schedule+0xcda/0x2f80 kernel/sched/core.c:6529
do_task_dead+0xd6/0x110 kernel/sched/core.c:6545
do_exit+0x1d37/0x2b30 kernel/exit.c:933
do_group_exit+0xd3/0x2a0 kernel/exit.c:1031
__do_sys_exit_group kernel/exit.c:1042 [inline]
__se_sys_exit_group kernel/exit.c:1040 [inline]
__x64_sys_exit_group+0x3e/0x50 kernel/exit.c:1040
x64_sys_call+0x14a9/0x16a0 arch/x86/include/generated/asm/syscalls_64.h:232
do_syscall_x64 arch/x86/entry/common.c:52 [inline]
do_syscall_64+0xcd/0x250 arch/x86/entry/common.c:83
entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7f5ff2f31a90
RSP: 002b:00007ffd3c7ba2b8 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7
RAX: ffffffffffffffda RBX: 00007f5ff3022860 RCX: 00007f5ff2f31a90
RDX: 00000000000000e7 RSI: 000000000000003c RDI: 0000000000000001
RBP: 00007f5ff3022860 R08: 0000000000000001 R09: 4cf41568dbe8e247
R10: 00007ffd3c7ba170 R11: 0000000000000246 R12: 0000000000000000
R13: 0000000000000001 R14: 00007f5ff3026658 R15: 0000000000000001
</TASK>
task:kworker/u8:8 state:R running task stack:32568 pid:8666 tgid:8666 ppid:1170 flags:0x00004000
Call Trace:
<TASK>
__switch_to_asm+0x70/0x70
</TASK>
task:modprobe state:R running task stack:25776 pid:8667 tgid:8667 ppid:53 flags:0x00000002
Call Trace:
<TASK>
context_switch kernel/sched/core.c:5188 [inline]
__schedule+0xcda/0x2f80 kernel/sched/core.c:6529
</TASK>
task:kworker/u8:4 state:R running task stack:32568 pid:8671 tgid:8671 ppid:53 flags:0x00004000
Call Trace:
<TASK>
__switch_to_asm+0x70/0x70
</TASK>
task:modprobe state:R running task stack:25056 pid:8674 tgid:8674 ppid:2673 flags:0x00000002
Call Trace:
<TASK>
</TASK>
---
This report is generated by a bot. It may contain errors.
See https://goo.gl/tpsmEJ for more information about syzbot.
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syzbot will keep track of this issue. See:
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If the report is already addressed, let syzbot know by replying with:
#syz fix: exact-commit-title
If you want syzbot to run the reproducer, reply with:
#syz test: git://repo/address.git branch-or-commit-hash
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