WARNING: fs/jfs/jfs_dmap.c:LINE at dbAdjTree, CPU: jfsCommit/NUM

Status: closed as dup on 2025/06/17 08:07
Subsystems: jfs
[Documentation on labels]
Reported-by: syzbot+077d9ebda84f426a6a1e@syzkaller.appspotmail.com
First crash: 432d, last: 431d
Cause bisection: failed (error log, bisect log)
  
▶ ▼ Duplicate of
Title Rank 🛈 Repro Cause bisect Fix bisect Count Last Reported
WARNING in dbAdjTree prio:high jfs -1 syz, C inconclusive 55192 2d05h 947d
▶ ▼ Discussions (2)
Title Replies (including bot) Last reply
[PATCH] jfs: Issue a warning when leafidx is too large 2 (2) 2025/07/11 20:31
[syzbot] [jfs?] WARNING: fs/jfs/jfs_dmap.c:LINE at dbAdjTree, CPU: jfsCommit/NUM 2 (4) 2025/06/17 08:07
▶ ▼ Last patch testing requests (1)
Created Duration User Patch Repo Result
2025/06/17 03:02 1h13m eadavis@qq.com patch linux-next OK log

Sample crash report:
------------[ cut here ]------------
WARNING: fs/jfs/jfs_dmap.c:2867 at dbAdjTree+0x454/0x4e0 fs/jfs/jfs_dmap.c:2867, CPU#0: jfsCommit/113
Modules linked in:
CPU: 0 UID: 0 PID: 113 Comm: jfsCommit Not tainted 6.16.0-rc2-next-20250616-syzkaller #0 PREEMPT(full) 
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025
RIP: 0010:dbAdjTree+0x454/0x4e0 fs/jfs/jfs_dmap.c:2867
Code: 5a ff ff ff e8 dd ed 81 fe eb 05 e8 d6 ed 81 fe 48 83 c4 28 5b 41 5c 41 5d 41 5e 41 5f 5d c3 cc cc cc cc cc e8 bd ed 81 fe 90 <0f> 0b 90 eb e1 44 89 e1 80 e1 07 80 c1 03 38 c1 0f 8c e1 fb ff ff
RSP: 0018:ffffc90002de7988 EFLAGS: 00010293
RAX: ffffffff833e7c73 RBX: ffff88807806f010 RCX: ffff88801eb2bc00
RDX: 0000000000000000 RSI: 0000000000000155 RDI: 0000000000020056
RBP: 0000000000020056 R08: ffffea0001e01bc7 R09: 1ffffd40003c0378
R10: dffffc0000000000 R11: fffff940003c0379 R12: ffff88807806f018
R13: dffffc0000000000 R14: 0000000000000004 R15: 0000000000000155
FS:  0000000000000000(0000) GS:ffff888125c40000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00005555944916f8 CR3: 00000000736f2000 CR4: 00000000003526f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 <TASK>
 dbJoin+0x238/0x300 fs/jfs/jfs_dmap.c:2835
 dbFreeBits+0x4e1/0xdb0 fs/jfs/jfs_dmap.c:2332
 dbFreeDmap fs/jfs/jfs_dmap.c:2081 [inline]
 dbFree+0x336/0x650 fs/jfs/jfs_dmap.c:398
 txFreeMap+0x7ff/0xde0 fs/jfs/jfs_txnmgr.c:2534
 txUpdateMap+0x308/0x9c0 fs/jfs/jfs_txnmgr.c:-1
 txLazyCommit fs/jfs/jfs_txnmgr.c:2664 [inline]
 jfs_lazycommit+0x43f/0xa90 fs/jfs/jfs_txnmgr.c:2733
 kthread+0x711/0x8a0 kernel/kthread.c:464
 ret_from_fork+0x3fc/0x770 arch/x86/kernel/process.c:148
 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:245
 </TASK>

Crashes (11):
Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Assets (help?) Manager Title
2025/06/16 21:08 linux-next 050f8ad7b58d d1716036 .config strace log report syz / log C [disk image] [vmlinux] [kernel image] [mounted in repro (corrupt fs)] ci-upstream-linux-next-kasan-gce-root WARNING: fs/jfs/jfs_dmap.c:LINE at dbAdjTree, CPU: jfsCommit/NUM
2025/06/17 07:43 linux-next 4325743c7e20 cfebc887 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-linux-next-kasan-gce-root WARNING: fs/jfs/jfs_dmap.c:LINE at dbAdjTree, CPU: jfsCommit/NUM
2025/06/17 07:43 linux-next 4325743c7e20 cfebc887 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-linux-next-kasan-gce-root WARNING: fs/jfs/jfs_dmap.c:LINE at dbAdjTree, CPU: jfsCommit/NUM
2025/06/17 07:43 linux-next 4325743c7e20 cfebc887 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-linux-next-kasan-gce-root WARNING: fs/jfs/jfs_dmap.c:LINE at dbAdjTree, CPU: jfsCommit/NUM
2025/06/17 07:43 linux-next 4325743c7e20 cfebc887 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-linux-next-kasan-gce-root WARNING: fs/jfs/jfs_dmap.c:LINE at dbAdjTree, CPU: jfsCommit/NUM
2025/06/16 13:48 linux-next 050f8ad7b58d d1716036 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-linux-next-kasan-gce-root WARNING: fs/jfs/jfs_dmap.c:LINE at dbAdjTree, CPU: jfsCommit/NUM
2025/06/16 13:48 linux-next 050f8ad7b58d d1716036 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-linux-next-kasan-gce-root WARNING: fs/jfs/jfs_dmap.c:LINE at dbAdjTree, CPU: jfsCommit/NUM
2025/06/16 13:48 linux-next 050f8ad7b58d d1716036 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-linux-next-kasan-gce-root WARNING: fs/jfs/jfs_dmap.c:LINE at dbAdjTree, CPU: jfsCommit/NUM
2025/06/16 13:48 linux-next 050f8ad7b58d d1716036 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-linux-next-kasan-gce-root WARNING: fs/jfs/jfs_dmap.c:LINE at dbAdjTree, CPU: jfsCommit/NUM
2025/06/16 09:51 linux-next 050f8ad7b58d 5f4b362d .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-linux-next-kasan-gce-root WARNING: fs/jfs/jfs_dmap.c:LINE at dbAdjTree, CPU: jfsCommit/NUM
2025/06/16 09:51 linux-next 050f8ad7b58d 5f4b362d .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-linux-next-kasan-gce-root WARNING: fs/jfs/jfs_dmap.c:LINE at dbAdjTree, CPU: jfsCommit/NUM
* Struck through repros no longer work on HEAD.