6:22 p.m.
Greeting,
FYI, we noticed the following commit (built with gcc-9):
commit: 18bb7d74fbd6886c19068d0f6eea3d983ebf4c23 ("xfs: allow queued AG intents to
drain before scrubbing")
https://git.kernel.org/cgit/linux/kernel/git/djwong/xfs-linux.git scrub-drain-intents
in testcase: xfstests
version: xfstests-x86_64-820b5e3-1_20210609
with following parameters:
disk: 4HDD
fs: xfs
test: xfs-reflink-15
ucode: 0x28
test-description: xfstests is a regression test suite for xfs and other files ystems.
test-url: git://git.kernel.org/pub/scm/fs/xfs/xfstests-dev.git
on test machine: 8 threads 1 sockets Intel(R) Core(TM) i7-4790 v3 @ 3.60GHz with 6G
memory
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(a)intel.com>
[ 67.979803] XFS (sdb4): Unmounting Filesystem
[ 68.939007] XFS (sdb4): Mounting V5 Filesystem
[ 68.983028] XFS (sdb4): Ending clean mount
[ 69.017237] xfs filesystem being mounted at /fs/scratch supports timestamps until 2038
(0x7fffffff)
[ 69.257224] XFS (sdb4): Unmounting Filesystem
[ 69.321334] XFS: Assertion failed: atomic_read(&pag->pag_intents) == 0, file:
fs/xfs/xfs_mount.c, line: 152
[ 69.331066] ------------[ cut here ]------------
[ 69.335675] kernel BUG at fs/xfs/xfs_message.c:110!
[ 69.340564] invalid opcode: 0000 [#1] SMP PTI
[ 69.344918] CPU: 3 PID: 12251 Comm: umount Not tainted 5.13.0-rc6-00320-g18bb7d74fbd6
#1
[ 69.352995] Hardware name: Dell Inc. OptiPlex 9020/03CPWF, BIOS A11 04/01/2015
[ 69.360198] RIP: 0010:assfail (kbuild/src/consumer/fs/xfs/./xfs_trace.h:164) xfs
[ 69.364634] Code: 67 fc ff ff 0f 0b c3 0f 1f 44 00 00 41 89 c8 48 89 d1 48 89 f2 48 c7 c6
80 48 81 c0 e8 82 f9 ff ff 80 3d 24 df 0c 00 00 74 02 <0f> 0b 0f 0b c3 48 8d 45 10
48 89 e2 4c 89 e6 48 89 1c 24 48 89 44
All code
========
0: 67 fc addr32 cld
2: ff (bad)
3: ff 0f decl (%rdi)
5: 0b c3 or %ebx,%eax
7: 0f 1f 44 00 00 nopl 0x0(%rax,%rax,1)
c: 41 89 c8 mov %ecx,%r8d
f: 48 89 d1 mov %rdx,%rcx
12: 48 89 f2 mov %rsi,%rdx
15: 48 c7 c6 80 48 81 c0 mov $0xffffffffc0814880,%rsi
1c: e8 82 f9 ff ff callq 0xfffffffffffff9a3
21: 80 3d 24 df 0c 00 00 cmpb $0x0,0xcdf24(%rip) # 0xcdf4c
28: 74 02 je 0x2c
2a:* 0f 0b ud2 <-- trapping instruction
2c: 0f 0b ud2
2e: c3 retq
2f: 48 8d 45 10 lea 0x10(%rbp),%rax
33: 48 89 e2 mov %rsp,%rdx
36: 4c 89 e6 mov %r12,%rsi
39: 48 89 1c 24 mov %rbx,(%rsp)
3d: 48 rex.W
3e: 89 .byte 0x89
3f: 44 rex.R
Code starting with the faulting instruction
===========================================
0: 0f 0b ud2
2: 0f 0b ud2
4: c3 retq
5: 48 8d 45 10 lea 0x10(%rbp),%rax
9: 48 89 e2 mov %rsp,%rdx
c: 4c 89 e6 mov %r12,%rsi
f: 48 89 1c 24 mov %rbx,(%rsp)
13: 48 rex.W
14: 89 .byte 0x89
15: 44 rex.R
[ 69.383359] RSP: 0018:ffffc9000996fdf0 EFLAGS: 00010202
[ 69.388568] RAX: 0000000000000000 RBX: ffff888191d86000 RCX: 0000000000000000
[ 69.395683] RDX: 00000000ffffffc0 RSI: 000000000000000a RDI: ffffffffc0805241
[ 69.402799] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000
[ 69.409921] R10: 000000000000000a R11: f000000000000000 R12: ffff888192010580
[ 69.417045] R13: ffff888192010000 R14: ffff888192010570 R15: ffff888191774f80
[ 69.424161] FS: 00007f9f57447080(0000) GS:ffff88819eac0000(0000)
knlGS:0000000000000000
[ 69.432229] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 69.437958] CR2: 000055acc59e3ae8 CR3: 0000000191c4e003 CR4: 00000000001706e0
[ 69.445072] Call Trace:
[ 69.447513] xfs_free_perag (kbuild/src/consumer/fs/xfs/xfs_mount.c:152 (discriminator
1)) xfs
[ 69.451917] xfs_unmountfs (kbuild/src/consumer/fs/xfs/xfs_mount.c:1239) xfs
[ 69.456152] xfs_fs_put_super (kbuild/src/consumer/fs/xfs/xfs_super.c:1099) xfs
[ 69.460553] generic_shutdown_super (kbuild/src/consumer/include/linux/list.h:282
kbuild/src/consumer/fs/super.c:467)
[ 69.464987] kill_block_super (kbuild/src/consumer/fs/super.c:1396)
To reproduce:
git clone https://github.com/intel/lkp-tests.git
cd lkp-tests
bin/lkp install job.yaml # job file is attached in this email
bin/lkp split-job --compatible job.yaml # generate the yaml file for lkp run
bin/lkp run generated-yaml-file
---
0DAY/LKP+ Test Infrastructure Open Source Technology Center
https://lists.01.org/hyperkitty/list/lkp@lists.01.org Intel Corporation
Thanks,
Oliver Sang