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Date: Sun, 24 Jul 2022 22:04:13 +0800
From: kernel test robot <oliver.sang@...el.com>
To: Joanne Koong <joannelkoong@...il.com>
CC: 0day robot <lkp@...el.com>, LKML <linux-kernel@...r.kernel.org>,
<netdev@...r.kernel.org>, <dccp@...r.kernel.org>,
<lkp@...ts.01.org>, <pabeni@...hat.com>, <edumazet@...gle.com>,
<kuba@...nel.org>, <kafai@...com>, <davem@...emloft.net>,
Joanne Koong <joannelkoong@...il.com>
Subject: [net] 03d56978dd: BUG:Bad_page_map_in_process
Greeting,
FYI, we noticed the following commit (built with gcc-11):
commit: 03d56978dd246147e151916e4dc72af7bc24d5c9 ("[PATCH net-next v3 1/3] net: Add a bhash2 table hashed by port + address")
url: https://github.com/intel-lab-lkp/linux/commits/Joanne-Koong/Add-a-second-bind-table-hashed-by-port-address/20220723-035903
base: https://git.kernel.org/cgit/linux/kernel/git/davem/net-next.git 949d6b405e6160ae44baea39192d67b39cb7eeac
patch link: https://lore.kernel.org/netdev/20220722195406.1304948-2-joannelkoong@gmail.com
in testcase: boot
on test machine: qemu-system-x86_64 -enable-kvm -cpu SandyBridge -smp 2 -m 16G
caused below changes (please refer to attached dmesg/kmsg for entire log/backtrace):
If you fix the issue, kindly add following tag
Reported-by: kernel test robot <oliver.sang@...el.com>
[ 103.871133][ T486] BUG: Bad page map in process rsync pte:ffff92f93b759508 pmd:13fc1e067
[ 103.873143][ T486] addr:00007f9fe52a2000 vm_flags:00000075 anon_vma:0000000000000000 mapping:ffff92f928adcb58 index:1a1
[ 103.875128][ T486] file:libcrypto.so.1.1 fault:filemap_fault mmap:generic_file_mmap read_folio:simple_read_folio
[ 103.877339][ T486] CPU: 0 PID: 486 Comm: rsync Not tainted 5.19.0-rc7-01443-g03d56978dd24 #1
[ 103.879032][ T486] Call Trace:
[ 103.879742][ T486] <TASK>
[ 103.880329][ T486] ? simple_write_end+0x140/0x140
[ 103.881338][ T486] dump_stack_lvl+0x3b/0x53
[ 103.882274][ T486] ? __filemap_get_folio+0x780/0x780
[ 103.883270][ T486] print_bad_pte.cold+0x15b/0x1c5
[ 103.884202][ T486] vm_normal_page+0x65/0x140
[ 103.885062][ T486] zap_pte_range+0x23b/0x9c0
[ 103.885897][ T486] unmap_page_range+0x263/0x5c0
[ 103.886846][ T486] unmap_vmas+0x121/0x200
[ 103.887628][ T486] exit_mmap+0xb5/0x240
[ 103.888401][ T486] mmput+0x3b/0x140
[ 103.889134][ T486] exit_mm+0xff/0x180
[ 103.889877][ T486] do_exit+0x100/0x400
[ 103.890661][ T486] do_group_exit+0x3e/0x100
[ 103.891514][ T486] __x64_sys_exit_group+0x18/0x40
[ 103.892494][ T486] do_syscall_64+0x5d/0x80
[ 103.893294][ T486] ? do_user_addr_fault+0x257/0x6c0
[ 103.894238][ T486] ? lock_release+0x6e/0x100
[ 103.895171][ T486] ? up_read+0x12/0x40
[ 103.896036][ T486] ? exc_page_fault+0xb2/0x2c0
[ 103.897021][ T486] entry_SYSCALL_64_after_hwframe+0x5d/0xc7
[ 103.898243][ T486] RIP: 0033:0x7f9fe5007699
[ 103.899149][ T486] Code: Unable to access opcode bytes at RIP 0x7f9fe500766f.
[ 103.900511][ T486] RSP: 002b:00007fff7e32c3a8 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7
[ 103.902027][ T486] RAX: ffffffffffffffda RBX: 00007f9fe50fc610 RCX: 00007f9fe5007699
[ 103.903477][ T486] RDX: 000000000000003c RSI: 00000000000000e7 RDI: 0000000000000000
[ 103.904943][ T486] RBP: 0000000000000000 R08: ffffffffffffff80 R09: 0000000000000001
[ 103.906384][ T486] R10: 000000000000000b R11: 0000000000000246 R12: 00007f9fe50fc610
[ 103.907823][ T486] R13: 0000000000000001 R14: 00007f9fe50fcae8 R15: 0000000000000000
[ 103.909290][ T486] </TASK>
[ 103.910423][ T486] Disabling lock debugging due to kernel taint
[ 107.503093][ T508] BUG: Bad page map in process rsync pte:ffff92f93b7fe508 pmd:13aa1c067
[ 107.504948][ T508] addr:00007fced9aa2000 vm_flags:00000075 anon_vma:0000000000000000 mapping:ffff92f92891ab58 index:9a
[ 107.507070][ T508] file:libzstd.so.1.4.8 fault:filemap_fault mmap:generic_file_mmap read_folio:simple_read_folio
[ 107.508825][ T508] CPU: 0 PID: 508 Comm: rsync Tainted: G B 5.19.0-rc7-01443-g03d56978dd24 #1
[ 107.510762][ T508] Call Trace:
[ 107.511458][ T508] <TASK>
[ 107.512058][ T508] ? simple_write_end+0x140/0x140
[ 107.513072][ T508] dump_stack_lvl+0x3b/0x53
[ 107.513990][ T508] ? __filemap_get_folio+0x780/0x780
[ 107.519166][ T508] print_bad_pte.cold+0x15b/0x1c5
[ 107.520032][ T508] vm_normal_page+0x65/0x140
[ 107.520802][ T508] zap_pte_range+0x23b/0x9c0
[ 107.521548][ T508] unmap_page_range+0x263/0x5c0
[ 107.522355][ T508] unmap_vmas+0x121/0x200
[ 107.523247][ T508] exit_mmap+0xb5/0x240
[ 107.524107][ T508] mmput+0x3b/0x140
[ 107.524908][ T508] exit_mm+0xff/0x180
[ 107.525716][ T508] do_exit+0x100/0x400
[ 107.526613][ T508] do_group_exit+0x3e/0x100
[ 107.527541][ T508] __x64_sys_exit_group+0x18/0x40
[ 107.528450][ T508] do_syscall_64+0x5d/0x80
[ 107.529368][ T508] ? up_read+0x12/0x40
[ 107.530228][ T508] ? do_user_addr_fault+0x257/0x6c0
[ 107.531121][ T508] ? rcu_read_lock_sched_held+0x5/0x40
[ 107.532046][ T508] ? exc_page_fault+0xb2/0x2c0
[ 107.532843][ T508] entry_SYSCALL_64_after_hwframe+0x5d/0xc7
[ 107.533866][ T508] RIP: 0033:0x7fced95ff699
[ 107.534781][ T508] Code: Unable to access opcode bytes at RIP 0x7fced95ff66f.
[ 107.536225][ T508] RSP: 002b:00007fff162474c8 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7
[ 107.537871][ T508] RAX: ffffffffffffffda RBX: 00007fced96f4610 RCX: 00007fced95ff699
[ 107.539506][ T508] RDX: 000000000000003c RSI: 00000000000000e7 RDI: 0000000000000000
[ 107.541126][ T508] RBP: 0000000000000000 R08: ffffffffffffff80 R09: 0000000000000001
[ 107.542743][ T508] R10: 000000000000000b R11: 0000000000000246 R12: 00007fced96f4610
[ 107.544310][ T508] R13: 0000000000000001 R14: 00007fced96f4ae8 R15: 0000000000000000
[ 107.545881][ T508] </TASK>
To reproduce:
# build kernel
cd linux
cp config-5.19.0-rc7-01443-g03d56978dd24 .config
make HOSTCC=gcc-11 CC=gcc-11 ARCH=x86_64 olddefconfig prepare modules_prepare bzImage modules
make HOSTCC=gcc-11 CC=gcc-11 ARCH=x86_64 INSTALL_MOD_PATH=<mod-install-dir> modules_install
cd <mod-install-dir>
find lib/ | cpio -o -H newc --quiet | gzip > modules.cgz
git clone https://github.com/intel/lkp-tests.git
cd lkp-tests
bin/lkp qemu -k <bzImage> -m modules.cgz job-script # job-script is attached in this email
# if come across any failure that blocks the test,
# please remove ~/.lkp and /lkp dir to run from a clean state.
--
0-DAY CI Kernel Test Service
https://01.org/lkp
View attachment "config-5.19.0-rc7-01443-g03d56978dd24" of type "text/plain" (124837 bytes)
View attachment "job-script" of type "text/plain" (5031 bytes)
Download attachment "dmesg.xz" of type "application/x-xz" (16944 bytes)
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