------------[ cut here ]------------ kernel BUG at fs/jfs/jfs_txnmgr.c:2830! invalid opcode: 0000 [#1] PREEMPT SMP KASAN CPU: 0 PID: 5528 Comm: syz.2.322 Not tainted syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2026 RIP: 0010:LogSyncRelease fs/jfs/jfs_txnmgr.c:2830 [inline] RIP: 0010:txAbort+0x596/0x5c0 fs/jfs/jfs_txnmgr.c:2656 Code: fe e9 3e ff ff ff e8 c9 0d a6 fe 48 c7 c7 40 6c 62 8a 48 c7 c6 39 68 62 8a ba 0e 0b 00 00 48 c7 c1 c0 7d 62 8a e8 6a ae de 06 <0f> 0b e8 a3 0d a6 fe 48 c7 c7 40 6c 62 8a 48 c7 c6 39 68 62 8a ba RSP: 0018:ffffc9000318f518 EFLAGS: 00010246 RAX: 0000000000000034 RBX: 0000000000000005 RCX: b4540d1b21fc7300 RDX: ffffc90010eb4000 RSI: 00000000000079bf RDI: 00000000000079c0 RBP: 0000000000000000 R08: ffff8880b902795b R09: 1ffff11017204f2b R10: dffffc0000000000 R11: ffffed1017204f2c R12: 000000000000002d R13: ffff888060a7ed90 R14: dffffc0000000000 R15: 0000000000000000 FS: 00007fb9ea3376c0(0000) GS:ffff8880b9000000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000555563958a28 CR3: 0000000062eef000 CR4: 00000000003506f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: txCommit+0x44d6/0x5200 fs/jfs/jfs_txnmgr.c:1355 jfs_create+0x8df/0xad0 fs/jfs/namei.c:156 lookup_open fs/namei.c:3470 [inline] open_last_lookups fs/namei.c:3540 [inline] path_openat+0x11db/0x2fa0 fs/namei.c:3747 do_filp_open+0x1e2/0x410 fs/namei.c:3777 do_sys_openat2+0x150/0x4b0 fs/open.c:1255 do_sys_open fs/open.c:1271 [inline] __do_sys_creat fs/open.c:1347 [inline] __se_sys_creat fs/open.c:1341 [inline] __x64_sys_creat+0x8c/0xb0 fs/open.c:1341 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: 0033:0x7fb9ec11f819 Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 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 e8 ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007fb9ea337028 EFLAGS: 00000246 ORIG_RAX: 0000000000000055 RAX: ffffffffffffffda RBX: 00007fb9ec399180 RCX: 00007fb9ec11f819 RDX: 0000000000000000 RSI: 0000000000000060 RDI: 00002000000001c0 RBP: 00007fb9ec1b5c91 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 00007fb9ec399218 R14: 00007fb9ec399180 R15: 00007fff48274598 Modules linked in: ---[ end trace fd76b68b5c918b65 ]--- RIP: 0010:LogSyncRelease fs/jfs/jfs_txnmgr.c:2830 [inline] RIP: 0010:txAbort+0x596/0x5c0 fs/jfs/jfs_txnmgr.c:2656 Code: fe e9 3e ff ff ff e8 c9 0d a6 fe 48 c7 c7 40 6c 62 8a 48 c7 c6 39 68 62 8a ba 0e 0b 00 00 48 c7 c1 c0 7d 62 8a e8 6a ae de 06 <0f> 0b e8 a3 0d a6 fe 48 c7 c7 40 6c 62 8a 48 c7 c6 39 68 62 8a ba RSP: 0018:ffffc9000318f518 EFLAGS: 00010246 RAX: 0000000000000034 RBX: 0000000000000005 RCX: b4540d1b21fc7300 RDX: ffffc90010eb4000 RSI: 00000000000079bf RDI: 00000000000079c0 RBP: 0000000000000000 R08: ffff8880b902795b R09: 1ffff11017204f2b R10: dffffc0000000000 R11: ffffed1017204f2c R12: 000000000000002d R13: ffff888060a7ed90 R14: dffffc0000000000 R15: 0000000000000000 FS: 00007fb9ea3376c0(0000) GS:ffff8880b9000000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f39aff522f8 CR3: 0000000062eef000 CR4: 00000000003506f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400