syzbot

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WARNING: CPU: 0 PID: 112 at fs/jfs/jfs_dmap.c:2875 dbAdjTree+0x448/0x4d0 fs/jfs/jfs_dmap.c:2875
Modules linked in:
CPU: 0 PID: 112 Comm: jfsCommit Not tainted syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025
RIP: 0010:dbAdjTree+0x448/0x4d0 fs/jfs/jfs_dmap.c:2875
Code: e8 9d 8c df fe e9 5a ff ff ff e8 a3 31 88 fe eb 05 e8 9c 31 88 fe 48 83 c4 28 5b 41 5c 41 5d 41 5e 41 5f 5d c3 e8 88 31 88 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:ffffc90002c77648 EFLAGS: 00010293
RAX: ffffffff82fd5e08 RBX: ffff888076c2a010 RCX: ffff888018b75a00
RDX: 0000000000000000 RSI: 0000000000000155 RDI: 0000000000020056
RBP: 0000000000020056 R08: ffffea0001db0a87 R09: 1ffffd40003b6150
R10: dffffc0000000000 R11: fffff940003b6151 R12: ffff888076c2a018
R13: dffffc0000000000 R14: 0000000000000004 R15: 0000000000000155
FS:  0000000000000000(0000) GS:ffff8880b8e00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007fcffe955000 CR3: 0000000076c18000 CR4: 00000000003506f0
Call Trace:
 <TASK>
 dbJoin+0x238/0x300 fs/jfs/jfs_dmap.c:2843
 dbFreeBits+0x4e1/0xda0 fs/jfs/jfs_dmap.c:2340
 dbFreeDmap fs/jfs/jfs_dmap.c:2089 [inline]
 dbFree+0x332/0x650 fs/jfs/jfs_dmap.c:398
 txFreeMap+0x9e6/0xde0 fs/jfs/jfs_txnmgr.c:2515
 xtTruncate+0xcce/0x2dc0 fs/jfs/jfs_xtree.c:2467
 jfs_free_zero_link+0x33b/0x490 fs/jfs/namei.c:758
 jfs_evict_inode+0x35d/0x440 fs/jfs/inode.c:153
 evict+0x486/0x870 fs/inode.c:705
 txLazyCommit fs/jfs/jfs_txnmgr.c:2664 [inline]
 jfs_lazycommit+0x42b/0xa60 fs/jfs/jfs_txnmgr.c:2732
 kthread+0x2fa/0x390 kernel/kthread.c:388
 ret_from_fork+0x48/0x80 arch/x86/kernel/process.c:152
 ret_from_fork_asm+0x11/0x20 arch/x86/entry/entry_64.S:293
 </TASK>