Tlock: ffffc90002912090: 00010000 80018000 724a54d8 ffff8880
Tlock: ffffc900029120a0: 710b60b0 ffff8880 01140000 07002000
Tlock: ffffc900029120b0: 0102011c 00000000 00000000 00000000
Tlock: ffffc900029120c0: 00000000 00000000 00000000 00000000
Tlock: ffffc900029120d0: 00000000 00000000
------------[ cut here ]------------
kernel BUG at fs/jfs/jfs_txnmgr.c:834!
invalid opcode: 0000 [#1] PREEMPT SMP KASAN
CPU: 0 PID: 5226 Comm: syz.2.295 Not tainted syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
RIP: 0010:txLock+0x1af1/0x1b10 fs/jfs/jfs_txnmgr.c:834
Code: 8a 48 c7 c6 80 37 42 8a ba 01 00 00 00 b9 10 00 00 00 41 b8 04 00 00 00 4c 8b 4c 24 08 6a 00 6a 48 e8 03 ba 0d 01 48 83 c4 10 <0f> 0b e8 c8 5d aa fe 4c 89 ff 48 c7 c6 e0 3d 42 8a e8 d9 c8 dc fe
RSP: 0018:ffffc90003eef890 EFLAGS: 00010286
RAX: ed0254aada4aa200 RBX: 0000000000000002 RCX: 0000000000080000
RDX: ffffc9000e52a000 RSI: 000000000007ffff RDI: 0000000000080000
RBP: ffffc90002912092 R08: dffffc0000000000 R09: fffff520007dde41
R10: fffff520007dde41 R11: 1ffff920007dde40 R12: 1ffff92000522412
R13: dffffc0000000000 R14: 0000000000008001 R15: 0000000000000002
FS:  00007fc0110816c0(0000) GS:ffff8880b9000000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007fc011080f98 CR3: 000000007d34f000 CR4: 00000000003506f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 <TASK>
 diWrite+0x43c/0x1610 fs/jfs/jfs_imap.c:654
 txCommit+0x84b/0x51c0 fs/jfs/jfs_txnmgr.c:1255
 jfs_commit_inode+0x2ec/0x520 fs/jfs/inode.c:108
 jfs_fsync+0x181/0x1b0 fs/jfs/file.c:37
 generic_write_sync include/linux/fs.h:2989 [inline]
 generic_file_write_iter+0x157/0x1b0 mm/filemap.c:3948
 call_write_iter include/linux/fs.h:2172 [inline]
 new_sync_write fs/read_write.c:507 [inline]
 vfs_write+0x712/0xd00 fs/read_write.c:594
 ksys_write+0x14d/0x250 fs/read_write.c:647
 do_syscall_x64 arch/x86/entry/common.c:50 [inline]
 do_syscall_64+0x4c/0xa0 arch/x86/entry/common.c:80
 entry_SYSCALL_64_after_hwframe+0x66/0xd0
RIP: 0033:0x7fc012e3aec9
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:00007fc011081038 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
RAX: ffffffffffffffda RBX: 00007fc013092090 RCX: 00007fc012e3aec9
RDX: 000000000000045c RSI: 00002000000007c0 RDI: 0000000000000004
RBP: 00007fc012ebdf91 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007fc013092128 R14: 00007fc013092090 R15: 00007ffec8b11db8
 </TASK>
Modules linked in:
---[ end trace b15318a788d38540 ]---
RIP: 0010:txLock+0x1af1/0x1b10 fs/jfs/jfs_txnmgr.c:834
Code: 8a 48 c7 c6 80 37 42 8a ba 01 00 00 00 b9 10 00 00 00 41 b8 04 00 00 00 4c 8b 4c 24 08 6a 00 6a 48 e8 03 ba 0d 01 48 83 c4 10 <0f> 0b e8 c8 5d aa fe 4c 89 ff 48 c7 c6 e0 3d 42 8a e8 d9 c8 dc fe
RSP: 0018:ffffc90003eef890 EFLAGS: 00010286
RAX: ed0254aada4aa200 RBX: 0000000000000002 RCX: 0000000000080000
RDX: ffffc9000e52a000 RSI: 000000000007ffff RDI: 0000000000080000
RBP: ffffc90002912092 R08: dffffc0000000000 R09: fffff520007dde41
R10: fffff520007dde41 R11: 1ffff920007dde40 R12: 1ffff92000522412
R13: dffffc0000000000 R14: 0000000000008001 R15: 0000000000000002
FS:  00007fc0110816c0(0000) GS:ffff8880b9000000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007fc011080f98 CR3: 000000007d34f000 CR4: 00000000003506f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400