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kernel BUG at fs/jfs/jfs_dmap.c:2975!
Oops: invalid opcode: 0000 [#1] SMP KASAN PTI
CPU: 0 UID: 0 PID: 7206 Comm: syz.3.161 Not tainted 6.16.0-rc4-syzkaller-00308-ga79a588fc176 #0 PREEMPT(full) 
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025
RIP: 0010:dbFindLeaf+0x51d/0x520 fs/jfs/jfs_dmap.c:2975
Code: e9 4c ff ff ff e8 d3 c9 84 fe 48 c7 c7 00 b7 c3 8b 48 c7 c6 40 b4 c3 8b ba 9f 0b 00 00 48 c7 c1 c0 c1 c3 8b e8 d4 04 ec fd 90 <0f> 0b 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 55 41 57
RSP: 0018:ffffc90002fb7aa0 EFLAGS: 00010246
RAX: 000000000000002b RBX: 0000000000000000 RCX: ad75c0e9a7043b00
RDX: ffffc9000c7ec000 RSI: 000000000000bf5c RDI: 000000000000bf5d
RBP: 0000000000000003 R08: ffffc90002fb77c7 R09: 1ffff920005f6ef8
R10: dffffc0000000000 R11: fffff520005f6ef9 R12: 000000000000000a
R13: 0000000000000008 R14: 0000000000000005 R15: 0000000000000155
FS:  00007f1bcb02a6c0(0000) GS:ffff888125c50000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 000000110f29a08d CR3: 00000000330a0000 CR4: 00000000003526f0
Call Trace:
 <TASK>
 dbAllocDmapLev+0x60/0x3c0 fs/jfs/jfs_dmap.c:1961
 dbAllocCtl+0x14a/0x9b0 fs/jfs/jfs_dmap.c:1817
 dbAllocAG+0xba8/0xf10 fs/jfs/jfs_dmap.c:1466
 dbDiscardAG+0x2df/0x900 fs/jfs/jfs_dmap.c:1602
 jfs_ioc_trim+0x429/0x690 fs/jfs/jfs_discard.c:106
 jfs_ioctl+0x2b5/0x3d0 fs/jfs/ioctl.c:131
 vfs_ioctl fs/ioctl.c:51 [inline]
 __do_sys_ioctl fs/ioctl.c:907 [inline]
 __se_sys_ioctl+0xf9/0x170 fs/ioctl.c:893
 do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline]
 do_syscall_64+0xfa/0x3b0 arch/x86/entry/syscall_64.c:94
 entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7f1bca18e929
Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007f1bcb02a038 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
RAX: ffffffffffffffda RBX: 00007f1bca3b5fa0 RCX: 00007f1bca18e929
RDX: 0000200000000080 RSI: 00000000c0185879 RDI: 0000000000000006
RBP: 00007f1bca210b39 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 0000000000000000 R14: 00007f1bca3b5fa0 R15: 00007ffd7e41fba8
 </TASK>
Modules linked in:
---[ end trace 0000000000000000 ]---
RIP: 0010:dbFindLeaf+0x51d/0x520 fs/jfs/jfs_dmap.c:2975
Code: e9 4c ff ff ff e8 d3 c9 84 fe 48 c7 c7 00 b7 c3 8b 48 c7 c6 40 b4 c3 8b ba 9f 0b 00 00 48 c7 c1 c0 c1 c3 8b e8 d4 04 ec fd 90 <0f> 0b 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 55 41 57
RSP: 0018:ffffc90002fb7aa0 EFLAGS: 00010246
RAX: 000000000000002b RBX: 0000000000000000 RCX: ad75c0e9a7043b00
RDX: ffffc9000c7ec000 RSI: 000000000000bf5c RDI: 000000000000bf5d
RBP: 0000000000000003 R08: ffffc90002fb77c7 R09: 1ffff920005f6ef8
R10: dffffc0000000000 R11: fffff520005f6ef9 R12: 000000000000000a
R13: 0000000000000008 R14: 0000000000000005 R15: 0000000000000155
FS:  00007f1bcb02a6c0(0000) GS:ffff888125d50000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f1353fff000 CR3: 00000000330a0000 CR4: 00000000003526f0