[v5.15] kernel BUG in lbmIODone (2)

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syzbot

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Nov 6, 2023, 9:05:23 PM11/6/23
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Hello,

syzbot found the following issue on:

HEAD commit: 12952a23a5da Linux 5.15.137
git tree: linux-5.15.y
console output: https://syzkaller.appspot.com/x/log.txt?x=16acf00f680000
kernel config: https://syzkaller.appspot.com/x/.config?x=fec74236cf840914
dashboard link: https://syzkaller.appspot.com/bug?extid=c8d659819aa2998a592e
compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40

Unfortunately, I don't have any reproducer for this issue yet.

Downloadable assets:
disk image: https://storage.googleapis.com/syzbot-assets/d0102e80bd83/disk-12952a23.raw.xz
vmlinux: https://storage.googleapis.com/syzbot-assets/ad4bb1832eb8/vmlinux-12952a23.xz
kernel image: https://storage.googleapis.com/syzbot-assets/530bbc85fac0/bzImage-12952a23.xz

IMPORTANT: if you fix the issue, please add the following tag to the commit:
Reported-by: syzbot+c8d659...@syzkaller.appspotmail.com

BUG at fs/jfs/jfs_logmgr.c:2313 assert(bp->l_flag & lbmRELEASE)
------------[ cut here ]------------
kernel BUG at fs/jfs/jfs_logmgr.c:2313!
invalid opcode: 0000 [#1] PREEMPT SMP KASAN
CPU: 1 PID: 20 Comm: ksoftirqd/1 Not tainted 5.15.137-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/09/2023
RIP: 0010:lbmIODone+0x16f4/0x1750 fs/jfs/jfs_logmgr.c:2313
Code: 1b 4f 36 07 0f 0b e8 ab 2e 9c fe 48 c7 c7 c0 e9 c0 8a 48 c7 c6 c0 e4 c0 8a ba 09 09 00 00 48 c7 c1 20 f3 c0 8a e8 f5 4e 36 07 <0f> 0b e8 85 2e 9c fe 48 c7 c7 c0 e9 c0 8a 48 c7 c6 c0 e4 c0 8a ba
RSP: 0018:ffffc90000da7b00 EFLAGS: 00010046
RAX: 000000000000003f RBX: 0000000000000020 RCX: 11a8a6d9cdee3f00
RDX: 0000000080000101 RSI: 0000000080000101 RDI: 0000000000000000
RBP: ffff888024868a08 R08: ffffffff816658fc R09: ffffed10173667a8
R10: 0000000000000000 R11: dffffc0000000001 R12: dffffc0000000000
R13: ffff888024868a00 R14: ffff88804c666a78 R15: 0000000000000246
FS: 0000000000000000(0000) GS:ffff8880b9b00000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 000000c001ddd000 CR3: 000000007e530000 CR4: 00000000003506e0
Call Trace:
<TASK>
req_bio_endio block/blk-core.c:261 [inline]
blk_update_request+0x87c/0x1470 block/blk-core.c:1445
blk_mq_end_request+0x3a/0x70 block/blk-mq.c:575
blk_complete_reqs block/blk-mq.c:587 [inline]
blk_done_softirq+0xf2/0x130 block/blk-mq.c:592
__do_softirq+0x3b3/0x93a kernel/softirq.c:558
run_ksoftirqd+0xc1/0x120 kernel/softirq.c:921
smpboot_thread_fn+0x51b/0x9d0 kernel/smpboot.c:164
kthread+0x3f6/0x4f0 kernel/kthread.c:319
ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:298
</TASK>
Modules linked in:
---[ end trace 7dca973d0459edd1 ]---
RIP: 0010:lbmIODone+0x16f4/0x1750 fs/jfs/jfs_logmgr.c:2313
Code: 1b 4f 36 07 0f 0b e8 ab 2e 9c fe 48 c7 c7 c0 e9 c0 8a 48 c7 c6 c0 e4 c0 8a ba 09 09 00 00 48 c7 c1 20 f3 c0 8a e8 f5 4e 36 07 <0f> 0b e8 85 2e 9c fe 48 c7 c7 c0 e9 c0 8a 48 c7 c6 c0 e4 c0 8a ba
RSP: 0018:ffffc90000da7b00 EFLAGS: 00010046
RAX: 000000000000003f RBX: 0000000000000020 RCX: 11a8a6d9cdee3f00
RDX: 0000000080000101 RSI: 0000000080000101 RDI: 0000000000000000
RBP: ffff888024868a08 R08: ffffffff816658fc R09: ffffed10173667a8
R10: 0000000000000000 R11: dffffc0000000001 R12: dffffc0000000000
R13: ffff888024868a00 R14: ffff88804c666a78 R15: 0000000000000246
FS: 0000000000000000(0000) GS:ffff8880b9b00000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 000000c001ddd000 CR3: 000000007e530000 CR4: 00000000003506e0


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syzbot

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Feb 14, 2024, 9:05:23 PMFeb 14
to syzkaller...@googlegroups.com
Auto-closing this bug as obsolete.
Crashes did not happen for a while, no reproducer and no activity.
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