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Message-ID: <20210819154111.GB19918@xsang-OptiPlex-9020>
Date: Thu, 19 Aug 2021 23:41:11 +0800
From: kernel test robot <oliver.sang@...el.com>
To: "Darrick J. Wong" <djwong@...nel.org>
Cc: Chandan Babu R <chandanrlinux@...il.com>,
LKML <linux-kernel@...r.kernel.org>,
Linux Memory Management List <linux-mm@...ck.org>,
lkp@...ts.01.org, lkp@...el.com
Subject: [xfs] 48c6615cc5: Assertion_failed
Greeting,
FYI, we noticed the following commit (built with gcc-9):
commit: 48c6615cc557593e4190415a6945b7aca7c8db31 ("xfs: grab active perag ref when reading AG headers")
https://git.kernel.org/cgit/linux/kernel/git/next/linux-next.git master
in testcase: xfstests
version: xfstests-x86_64-76d2a91-1_20210818
with following parameters:
disk: 4HDD
fs: xfs
test: xfs-group-35
ucode: 0x21
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: 4 threads 1 sockets Intel(R) Core(TM) i3-3220 CPU @ 3.30GHz with 8G 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@...el.com>
[ 221.758881][ T14] 00000030: 00 00 00 0b 25 ab 19 f4 00 80 04 13 00 80 04 14 ....%...........
[ 221.759029][ T14] 00000040: 00 80 04 15 00 80 04 16 00 80 04 17 ff ff ff ff ................
[ 221.759186][ T14] 00000050: ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ................
[ 221.759335][ T14] 00000060: ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ................
[ 221.759483][ T14] 00000070: ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ................
[ 221.759654][ T1415] XFS: Assertion failed: !sa->pag, file: fs/xfs/scrub/common.c, line: 412
[ 221.759805][ T1415] ------------[ cut here ]------------
[ 221.759892][ T1415] kernel BUG at fs/xfs/xfs_message.c:110!
[ 221.759992][ T1415] invalid opcode: 0000 [#1] SMP PTI
[ 221.760078][ T1415] CPU: 2 PID: 1415 Comm: xfs_scrub Not tainted 5.14.0-rc4-00021-g48c6615cc557 #1
[ 221.760228][ T1415] Hardware name: Hewlett-Packard p6-1451cx/2ADA, BIOS 8.15 02/05/2013
[ 221.760357][ T1415] RIP: 0010:assfail (kbuild/src/consumer/fs/xfs/./xfs_trace.h:212 (discriminator 8)) xfs
[ 221.760516][ T1415] 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 98 5c 9f c0 e8 82 f9 ff ff 80 3d dd e1 0a 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 98 5c 9f c0 mov $0xffffffffc09f5c98,%rsi
1c: e8 82 f9 ff ff callq 0xfffffffffffff9a3
21: 80 3d dd e1 0a 00 00 cmpb $0x0,0xae1dd(%rip) # 0xae205
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
[ 221.760821][ T1415] RSP: 0018:ffffc9000aacb890 EFLAGS: 00010202
[ 221.760974][ T1415] RAX: 0000000000000000 RBX: ffffc9000aacbcc8 RCX: 0000000000000000
[ 221.761103][ T1415] RDX: 00000000ffffffc0 RSI: 000000000000000a RDI: ffffffffc09e7dcd
[ 221.761237][ T1415] RBP: ffffc9000aacbc80 R08: ffff8881fdf17d50 R09: 0000000000000000
[ 221.761371][ T1415] R10: 000000000000000a R11: f000000000000000 R12: 0000000000000000
[ 221.761504][ T1415] R13: ffff88820c7ed000 R14: 0000000000000001 R15: ffffc9000aacb980
[ 221.761637][ T1415] FS: 00007f185b955700(0000) GS:ffff8881fdf00000(0000) knlGS:0000000000000000
[ 221.761786][ T1415] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 221.761899][ T1415] CR2: 00007f7f6ef43000 CR3: 000000020de38002 CR4: 00000000001706e0
[ 221.762029][ T1415] Call Trace:
[ 221.762087][ T1415] xchk_ag_read_headers (kbuild/src/consumer/fs/xfs/scrub/common.c:412 (discriminator 1)) xfs
[ 221.762286][ T1415] xchk_ag_init (kbuild/src/consumer/fs/xfs/scrub/common.c:552) xfs
[ 221.762469][ T1415] xchk_btree_check_block_owner (kbuild/src/consumer/fs/xfs/scrub/common.h:124 kbuild/src/consumer/fs/xfs/scrub/btree.c:377) xfs
[ 221.762731][ T1415] xchk_btree_get_block (kbuild/src/consumer/fs/xfs/scrub/btree.c:561) xfs
[ 221.762926][ T1415] xchk_btree (kbuild/src/consumer/fs/xfs/scrub/btree.c:722) xfs
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
View attachment "config-5.14.0-rc4-00021-g48c6615cc557" of type "text/plain" (175472 bytes)
View attachment "job-script" of type "text/plain" (5636 bytes)
Download attachment "dmesg.xz" of type "application/x-xz" (9712 bytes)
View attachment "job.yaml" of type "text/plain" (4578 bytes)
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