Locker's tblock: ffffc90002601430: 00000004 0000001c 00000008 00000000 Tlock: ffffc900028221b0: 00020007 20208040 2b323ba0 ffff8880 Tlock: ffffc900028221c0: 680f44f0 ffff8880 03140000 05002000 Tlock: ffffc900028221d0: 06030a00 0000020d 00000000 00000000 Tlock: ffffc900028221e0: 00000000 00000000 00000000 00000000 Tlock: ffffc900028221f0: 00000000 00000000 ------------[ cut here ]------------ kernel BUG at fs/jfs/jfs_txnmgr.c:834! invalid opcode: 0000 [#1] PREEMPT SMP KASAN PTI CPU: 0 PID: 5626 Comm: syz-executor.3 Not tainted 6.9.0-rc4-syzkaller-00173-g3cdb45594619 #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/27/2024 RIP: 0010:txLock+0x1ed3/0x21a0 fs/jfs/jfs_txnmgr.c:834 Code: 48 c7 c6 40 79 02 8c ba 01 00 00 00 b9 10 00 00 00 41 b8 04 00 00 00 4c 8b 4c 24 20 6a 00 6a 48 e8 12 33 81 01 48 83 c4 10 90 <0f> 0b e8 96 5b 70 fe 4c 89 f7 48 c7 c6 40 81 02 8c e8 67 b6 b6 fe RSP: 0018:ffffc900054d70c0 EFLAGS: 00010286 RAX: 3198f7ae65983000 RBX: 0000000000000010 RCX: ffff888028ab8000 RDX: 0000000000000000 RSI: 0000000000000001 RDI: 0000000000000000 RBP: ffffc900054d7210 R08: ffffffff8176a40c R09: fffffbfff1c39b48 R10: dffffc0000000000 R11: fffffbfff1c39b48 R12: 1ffff92000504436 R13: ffff8880680f2e40 R14: 0000000000000036 R15: ffffc900028221b2 FS: 00007ff524a546c0(0000) GS:ffff8880b9400000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00005594f6d1e000 CR3: 0000000021c56000 CR4: 00000000003506f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: dtInsert+0xb0a/0x6b00 fs/jfs/jfs_dtree.c:881 jfs_create+0x7ba/0xb90 fs/jfs/namei.c:137 lookup_open fs/namei.c:3497 [inline] open_last_lookups fs/namei.c:3566 [inline] path_openat+0x1425/0x3240 fs/namei.c:3796 do_filp_open+0x235/0x490 fs/namei.c:3826 do_sys_openat2+0x13e/0x1d0 fs/open.c:1406 do_sys_open fs/open.c:1421 [inline] __do_sys_openat fs/open.c:1437 [inline] __se_sys_openat fs/open.c:1432 [inline] __x64_sys_openat+0x247/0x2a0 fs/open.c:1432 do_syscall_x64 arch/x86/entry/common.c:52 [inline] do_syscall_64+0xf5/0x240 arch/x86/entry/common.c:83 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7ff523c7dda9 Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 e1 20 00 00 90 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 b0 ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007ff524a540c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000101 RAX: ffffffffffffffda RBX: 00007ff523dac050 RCX: 00007ff523c7dda9 RDX: 000000000000275a RSI: 00000000200010c0 RDI: ffffffffffffff9c RBP: 00007ff523cca47a R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 000000000000006e R14: 00007ff523dac050 R15: 00007ffc53d99508 Modules linked in: ---[ end trace 0000000000000000 ]--- RIP: 0010:txLock+0x1ed3/0x21a0 fs/jfs/jfs_txnmgr.c:834 Code: 48 c7 c6 40 79 02 8c ba 01 00 00 00 b9 10 00 00 00 41 b8 04 00 00 00 4c 8b 4c 24 20 6a 00 6a 48 e8 12 33 81 01 48 83 c4 10 90 <0f> 0b e8 96 5b 70 fe 4c 89 f7 48 c7 c6 40 81 02 8c e8 67 b6 b6 fe RSP: 0018:ffffc900054d70c0 EFLAGS: 00010286 RAX: 3198f7ae65983000 RBX: 0000000000000010 RCX: ffff888028ab8000 RDX: 0000000000000000 RSI: 0000000000000001 RDI: 0000000000000000 RBP: ffffc900054d7210 R08: ffffffff8176a40c R09: fffffbfff1c39b48 R10: dffffc0000000000 R11: fffffbfff1c39b48 R12: 1ffff92000504436 R13: ffff8880680f2e40 R14: 0000000000000036 R15: ffffc900028221b2 FS: 00007ff524a546c0(0000) GS:ffff8880b9400000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00005594f6d1e000 CR3: 0000000021c56000 CR4: 00000000003506f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400