------------[ cut here ]------------
WARNING: CPU: 0 PID: 104 at fs/jfs/jfs_dmap.c:2863 dbAdjTree+0x454/0x4e0 fs/jfs/jfs_dmap.c:2863
Modules linked in:
CPU: 0 UID: 0 PID: 104 Comm: jfsCommit Not tainted 6.15.0-rc4-syzkaller-00208-g00b827f0cffa #0 PREEMPT(full) 
Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2~bpo12+1 04/01/2014
RIP: 0010:dbAdjTree+0x454/0x4e0 fs/jfs/jfs_dmap.c:2863
Code: 5a ff ff ff e8 6d 47 86 fe eb 05 e8 66 47 86 fe 48 83 c4 28 5b 41 5c 41 5d 41 5e 41 5f 5d c3 cc cc cc cc cc e8 4d 47 86 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:ffffc900018dfa28 EFLAGS: 00010293
RAX: ffffffff83397903 RBX: ffff888052574010 RCX: ffff88801eb12440
RDX: 0000000000000000 RSI: 0000000000000155 RDI: 000000005ff20056
RBP: 000000005ff20056 R08: ffffea0001495d07 R09: 1ffffd4000292ba0
R10: dffffc0000000000 R11: fffff94000292ba1 R12: ffff888052574018
R13: dffffc0000000000 R14: 0000000000000004 R15: 0000000000000155
FS:  0000000000000000(0000) GS:ffff88808d6cc000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007fe9e1c07000 CR3: 000000004287a000 CR4: 0000000000352ef0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 <TASK>
 dbJoin+0x238/0x300 fs/jfs/jfs_dmap.c:2831
 dbFreeBits+0x4e1/0xdb0 fs/jfs/jfs_dmap.c:2328
 dbFreeDmap fs/jfs/jfs_dmap.c:2077 [inline]
 dbFree+0x336/0x650 fs/jfs/jfs_dmap.c:394
 txFreeMap+0x9e6/0xde0 fs/jfs/jfs_txnmgr.c:2515
 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+0x70e/0x8a0 kernel/kthread.c:464
 ret_from_fork+0x4b/0x80 arch/x86/kernel/process.c:153
 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:245
 </TASK>