Locker's tblock: ffffc900031e9480: 8b244720 ffffffff 00000300 00000000
Locker's tblock: ffffc900031e9490: 031e9490 ffffc900 031e9490 ffffc900
Locker's tblock: ffffc900031e94a0: 00000004 0000072c 00001020 00000000
Tlock: ffffc90003539048: 00030000 80018804 46ef7d68 ffff8881
Tlock: ffffc90003539058: 5ed5d240 ffff8880 01140000 07002000
Tlock: ffffc90003539068: 00020104 00000100 00000000 00000000
Tlock: ffffc90003539078: 00000000 00000000 00000000 00000000
Tlock: ffffc90003539088: 00000000 00000000
------------[ cut here ]------------
kernel BUG at fs/jfs/jfs_txnmgr.c:835!
Oops: invalid opcode: 0000 [#1] SMP KASAN PTI
CPU: 1 UID: 0 PID: 6609 Comm: syz.3.117 Not tainted syzkaller #0 PREEMPT_{RT,(full)} 
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
RIP: 0010:txLock+0x1c61/0x1cb0 fs/jfs/jfs_txnmgr.c:835
Code: 48 c7 c6 60 4d 24 8b ba 01 00 00 00 b9 10 00 00 00 41 b8 04 00 00 00 4c 8b 4c 24 30 6a 00 6a 48 e8 34 59 3c 01 48 83 c4 10 90 <0f> 0b e8 f8 01 81 fe 4c 89 ff 48 c7 c6 a0 55 24 8b e8 59 ed e9 fd
RSP: 0018:ffffc90005377580 EFLAGS: 00010282
RAX: 4e60de82c432ef00 RBX: dffffc0000000000 RCX: 0000000000080000
RDX: ffffc9000f9d0000 RSI: 000000000001ad85 RDI: 000000000001ad86
RBP: ffffc900053776b8 R08: 0000000000000000 R09: 0000000000000000
R10: dffffc0000000000 R11: ffffed101712487b R12: 0000000000000010
R13: dffffc0000000000 R14: 1ffff920006a7209 R15: ffffc9000353904a
FS:  00007fa2b04856c0(0000) GS:ffff888126ef4000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007fa2a8f04000 CR3: 000000003a6f0000 CR4: 00000000003526f0
Call Trace:
 <TASK>
 dtSplitRoot+0x36f/0x16c0 fs/jfs/jfs_dtree.c:1927
 dtSplitUp fs/jfs/jfs_dtree.c:993 [inline]
 dtInsert+0xef8/0x5f40 fs/jfs/jfs_dtree.c:871
 jfs_mkdir+0x6ec/0xa70 fs/jfs/namei.c:270
 vfs_mkdir+0x306/0x510 fs/namei.c:4453
 do_mkdirat+0x247/0x590 fs/namei.c:4486
 __do_sys_mkdirat fs/namei.c:4503 [inline]
 __se_sys_mkdirat fs/namei.c:4501 [inline]
 __x64_sys_mkdirat+0x87/0xa0 fs/namei.c:4501
 do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline]
 do_syscall_64+0xfa/0xfa0 arch/x86/entry/syscall_64.c:94
 entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7fa2b223de97
Code: 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 b8 02 01 00 00 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:00007fa2b0484e68 EFLAGS: 00000246 ORIG_RAX: 0000000000000102
RAX: ffffffffffffffda RBX: 00007fa2b0484ef0 RCX: 00007fa2b223de97
RDX: 00000000000001ff RSI: 0000200000001080 RDI: 00000000ffffff9c
RBP: 0000200000000040 R08: 0000200000006380 R09: 0000000000000000
R10: 0000200000000040 R11: 0000000000000246 R12: 0000200000001080
R13: 00007fa2b0484eb0 R14: 0000000000000000 R15: 0000000000000000
 </TASK>
Modules linked in:
---[ end trace 0000000000000000 ]---
RIP: 0010:txLock+0x1c61/0x1cb0 fs/jfs/jfs_txnmgr.c:835
Code: 48 c7 c6 60 4d 24 8b ba 01 00 00 00 b9 10 00 00 00 41 b8 04 00 00 00 4c 8b 4c 24 30 6a 00 6a 48 e8 34 59 3c 01 48 83 c4 10 90 <0f> 0b e8 f8 01 81 fe 4c 89 ff 48 c7 c6 a0 55 24 8b e8 59 ed e9 fd
RSP: 0018:ffffc90005377580 EFLAGS: 00010282
RAX: 4e60de82c432ef00 RBX: dffffc0000000000 RCX: 0000000000080000
RDX: ffffc9000f9d0000 RSI: 000000000001ad85 RDI: 000000000001ad86
RBP: ffffc900053776b8 R08: 0000000000000000 R09: 0000000000000000
R10: dffffc0000000000 R11: ffffed101712487b R12: 0000000000000010
R13: dffffc0000000000 R14: 1ffff920006a7209 R15: ffffc9000353904a
FS:  00007fa2b04856c0(0000) GS:ffff888126ef4000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007fa2a8f04000 CR3: 000000003a6f0000 CR4: 00000000003526f0