syzbot


kernel BUG at fs/jfs/jfs_logmgr.c:LINE!

Status: auto-closed as invalid on 2021/08/21 07:16
Reported-by: syzbot+0f462d91a4a5f8befb20@syzkaller.appspotmail.com
First crash: 653d, last: 440d
similar bugs (4):
Kernel Title Repro Cause bisect Fix bisect Count Last Reported Patched Status
upstream kernel BUG at fs/jfs/jfs_logmgr.c:LINE! 5 474d 594d 0/22 auto-closed as invalid on 2021/07/18 05:20
linux-4.14 kernel BUG in lbmIODone 4 17d 173d 0/1 upstream: reported on 2022/01/15 01:14
linux-4.19 kernel BUG at fs/jfs/jfs_logmgr.c:LINE! 78 3d17h 603d 0/1 upstream: reported on 2020/11/11 09:07
upstream kernel BUG in lbmIODone 12 13d 203d 0/22 upstream: reported on 2021/12/16 12:31

Sample crash report:
BUG at fs/jfs/jfs_logmgr.c:2325 assert(bp->l_flag & lbmRELEASE)
------------[ cut here ]------------
kernel BUG at fs/jfs/jfs_logmgr.c:2325!
invalid opcode: 0000 [#1] PREEMPT SMP KASAN
Modules linked in:
CPU: 0 PID: 30102 Comm: loop1 Not tainted 4.14.231-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
task: ffff8880b1b14340 task.stack: ffff88804df00000
RIP: 0010:lbmIODone.cold+0x24/0x5b fs/jfs/jfs_logmgr.c:2325
RSP: 0000:ffff88804df07b00 EFLAGS: 00010082
RAX: 000000000000003f RBX: ffff8880a0c54400 RCX: 0000000000000000
RDX: 0000000000000000 RSI: ffffffff878bbbc0 RDI: ffffed1009be0f56
RBP: 0000000000000020 R08: 000000000000003f R09: 0000000000000001
R10: 0000000000000000 R11: ffff8880b1b14340 R12: 0000000000000286
R13: 0000000000000000 R14: ffff8880a22ffb00 R15: 0000000000000000
FS:  0000000000000000(0000) GS:ffff8880ba400000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00000000004e4c40 CR3: 00000000998fa000 CR4: 00000000001406f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 bio_endio+0x290/0x690 block/bio.c:1918
 req_bio_endio block/blk-core.c:204 [inline]
 blk_update_request+0x2d0/0xa30 block/blk-core.c:2765
 blk_mq_end_request+0x4c/0x1e0 block/blk-mq.c:530
 __blk_mq_complete_request+0x30b/0x6c0 block/blk-mq.c:571
 blk_mq_complete_request+0x52/0x60 block/blk-mq.c:591
 loop_handle_cmd drivers/block/loop.c:1784 [inline]
 loop_queue_work+0x227/0x1e80 drivers/block/loop.c:1793
 kthread_worker_fn+0x271/0x6c0 kernel/kthread.c:667
 kthread+0x30d/0x420 kernel/kthread.c:232
 ret_from_fork+0x24/0x30 arch/x86/entry/entry_64.S:404
Code: 78 fa e8 cb ff ff ff e8 65 b8 4e fa 48 c7 c1 40 9f b6 87 ba 15 09 00 00 48 c7 c6 c0 9e b6 87 48 c7 c7 00 9f b6 87 e8 1a bb fa ff <0f> 0b e8 3f b8 4e fa 48 c7 c1 80 9f b6 87 ba 16 09 00 00 48 c7 
RIP: lbmIODone.cold+0x24/0x5b fs/jfs/jfs_logmgr.c:2325 RSP: ffff88804df07b00
---[ end trace 62b7208d73d5b9f2 ]---

Crashes (17):
Manager Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Title
ci2-linux-4-14 2021/04/23 07:15 linux-4.14.y cf256fbcbe34 590921a5 .config log report info kernel BUG in lbmIODone
ci2-linux-4-14 2021/04/11 19:52 linux-4.14.y 958e517f4e16 6a81331a .config log report info kernel BUG in lbmIODone
ci2-linux-4-14 2021/04/11 13:47 linux-4.14.y 958e517f4e16 6a81331a .config log report info kernel BUG in lbmIODone
ci2-linux-4-14 2021/03/09 05:06 linux-4.14.y 1d177c0872ab 09fbf400 .config log report info kernel BUG in lbmIODone
ci2-linux-4-14 2021/03/06 17:21 linux-4.14.y 397a88b2cc86 e4b4d570 .config log report info kernel BUG in lbmIODone
ci2-linux-4-14 2021/02/21 23:55 linux-4.14.y 29c52025152b a659b3f1 .config log report info kernel BUG in lbmIODone
ci2-linux-4-14 2021/02/19 10:14 linux-4.14.y 2c8a3fceddf0 14052202 .config log report info kernel BUG in lbmIODone
ci2-linux-4-14 2021/02/11 13:44 linux-4.14.y 2c8a3fceddf0 a52ee10a .config log report info kernel BUG in lbmIODone
ci2-linux-4-14 2021/02/07 22:13 linux-4.14.y 2c8a3fceddf0 2ce644fc .config log report info kernel BUG in lbmIODone
ci2-linux-4-14 2021/02/05 21:11 linux-4.14.y 2c8a3fceddf0 23a562df .config log report info kernel BUG in lbmIODone
ci2-linux-4-14 2021/01/10 22:49 linux-4.14.y ec822b3e8bf4 2c1f2513 .config log report info
ci2-linux-4-14 2021/01/09 17:34 linux-4.14.y ec822b3e8bf4 a6c52263 .config log report info
ci2-linux-4-14 2021/01/02 19:38 linux-4.14.y 1752938529c6 79264ae3 .config log report info
ci2-linux-4-14 2020/10/23 03:35 linux-4.14.y 5b7a52cd2eef 4e740c00 .config log report info
ci2-linux-4-14 2020/10/20 20:39 linux-4.14.y cbfa1702aaf6 ff4a3345 .config log report info
ci2-linux-4-14 2020/09/28 19:35 linux-4.14.y cbfa1702aaf6 6bfdbe89 .config log report info
ci2-linux-4-14 2020/09/22 08:58 linux-4.14.y cbfa1702aaf6 3e8f6c27 .config log report info