syzbot

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WARNING: CPU: 1 PID: 107 at fs/jfs/jfs_dmap.c:2875 dbAdjTree+0x448/0x4d0 fs/jfs/jfs_dmap.c:2875
Modules linked in:
CPU: 1 PID: 107 Comm: jfsCommit Not tainted syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2025
RIP: 0010:dbAdjTree+0x448/0x4d0 fs/jfs/jfs_dmap.c:2875
Code: e8 6d 63 e6 fe e9 5a ff ff ff e8 33 47 96 fe eb 05 e8 2c 47 96 fe 48 83 c4 28 5b 41 5c 41 5d 41 5e 41 5f 5d c3 e8 18 47 96 fe <0f> 0b eb e8 44 89 e1 80 e1 07 80 c1 03 38 c1 0f 8c ee fb ff ff 4c
RSP: 0018:ffffc90002cc7ae8 EFLAGS: 00010293
RAX: ffffffff82ea8908 RBX: ffff88801df55010 RCX: ffff88801bbb9dc0
RDX: 0000000000000000 RSI: 0000000000000155 RDI: 0000000000030056
RBP: 0000000000030056 R08: dffffc0000000000 R09: fffff940000efaa9
R10: fffff940000efaa9 R11: 1ffffd40000efaa8 R12: ffff88801df55018
R13: dffffc0000000000 R14: 0000000000000004 R15: 0000000000000155
FS:  0000000000000000(0000) GS:ffff8880b8f00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f0bf841f000 CR3: 00000000613e6000 CR4: 00000000003506e0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 <TASK>
 dbJoin+0x238/0x300 fs/jfs/jfs_dmap.c:2843
 dbFreeBits+0x4e2/0xdb0 fs/jfs/jfs_dmap.c:2340
 dbFreeDmap fs/jfs/jfs_dmap.c:2089 [inline]
 dbFree+0x32e/0x640 fs/jfs/jfs_dmap.c:398
 txFreeMap+0x7fb/0xde0 fs/jfs/jfs_txnmgr.c:2534
 txUpdateMap+0x306/0x890 fs/jfs/jfs_txnmgr.c:-1
 txLazyCommit fs/jfs/jfs_txnmgr.c:2664 [inline]
 jfs_lazycommit+0x427/0xa50 fs/jfs/jfs_txnmgr.c:2732
 kthread+0x29d/0x330 kernel/kthread.c:376
 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:295
 </TASK>