Locker's tblock: ffffc90002618310: 02618310 ffffc900 02618310 ffffc900 Locker's tblock: ffffc90002618320: 00000004 0000001c 00000008 00000000 Tlock: ffffc900028393f0: 00040004 20208040 28b3f0f8 ffff8880 Tlock: ffffc90002839400: 32cdf330 ffff8880 03140000 05002000 Tlock: ffffc90002839410: 06030a00 0000020d 00000000 00000000 Tlock: ffffc90002839420: 00000000 00000000 00000000 00000000 Tlock: ffffc90002839430: 00000000 00000000 ------------[ cut here ]------------ kernel BUG at fs/jfs/jfs_txnmgr.c:834! invalid opcode: 0000 [#1] PREEMPT SMP KASAN CPU: 0 PID: 23463 Comm: syz-executor.0 Not tainted 6.5.0-syzkaller-11704-g3f86ed6ec0b3 #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/26/2023 RIP: 0010:txLock+0x1cd4/0x1fa0 fs/jfs/jfs_txnmgr.c:834 Code: 8b 48 c7 c6 40 4f 42 8b 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 80 2f 2a 01 48 83 c4 10 <0f> 0b e8 35 45 7c fe 4c 89 e7 48 c7 c6 40 57 42 8b e8 f6 c2 bd fe RSP: 0018:ffffc9000a88f198 EFLAGS: 00010282 RAX: 295cbbee20984400 RBX: 1ffff9200050727e RCX: ffff8880220e0000 RDX: 0000000000000000 RSI: 0000000000000001 RDI: 0000000000000000 RBP: 0000000000000010 R08: ffffffff8170afec R09: 1ffff92001511d68 R10: dffffc0000000000 R11: fffff52001511d69 R12: ffffc900028393f2 R13: 0000000000000002 R14: 000000000000007e R15: 0000000000002001 FS: 00007f0c264566c0(0000) GS:ffff8880b9800000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f0c26456d58 CR3: 0000000028ab0000 CR4: 00000000003506f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: dtInsert+0xb0a/0x6b00 fs/jfs/jfs_dtree.c:876 jfs_create+0x7b6/0xb90 fs/jfs/namei.c:137 lookup_open fs/namei.c:3495 [inline] open_last_lookups fs/namei.c:3563 [inline] path_openat+0x13e7/0x3180 fs/namei.c:3793 do_filp_open+0x234/0x490 fs/namei.c:3823 do_sys_openat2+0x13e/0x1d0 fs/open.c:1422 do_sys_open fs/open.c:1437 [inline] __do_sys_openat fs/open.c:1453 [inline] __se_sys_openat fs/open.c:1448 [inline] __x64_sys_openat+0x247/0x290 fs/open.c:1448 do_syscall_x64 arch/x86/entry/common.c:50 [inline] do_syscall_64+0x41/0xc0 arch/x86/entry/common.c:80 entry_SYSCALL_64_after_hwframe+0x63/0xcd RIP: 0033:0x7f0c2567cae9 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:00007f0c264560c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000101 RAX: ffffffffffffffda RBX: 00007f0c2579c120 RCX: 00007f0c2567cae9 RDX: 000000000000275a RSI: 00000000200010c0 RDI: ffffffffffffff9c RBP: 00007f0c256c847a R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 000000000000006e R14: 00007f0c2579c120 R15: 00007fff42f78c18 Modules linked in: ---[ end trace 0000000000000000 ]--- RIP: 0010:txLock+0x1cd4/0x1fa0 fs/jfs/jfs_txnmgr.c:834 Code: 8b 48 c7 c6 40 4f 42 8b 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 80 2f 2a 01 48 83 c4 10 <0f> 0b e8 35 45 7c fe 4c 89 e7 48 c7 c6 40 57 42 8b e8 f6 c2 bd fe RSP: 0018:ffffc9000a88f198 EFLAGS: 00010282 RAX: 295cbbee20984400 RBX: 1ffff9200050727e RCX: ffff8880220e0000 RDX: 0000000000000000 RSI: 0000000000000001 RDI: 0000000000000000 RBP: 0000000000000010 R08: ffffffff8170afec R09: 1ffff92001511d68 R10: dffffc0000000000 R11: fffff52001511d69 R12: ffffc900028393f2 R13: 0000000000000002 R14: 000000000000007e R15: 0000000000002001 FS: 00007f0c264566c0(0000) GS:ffff8880b9800000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f0c26456d58 CR3: 0000000028ab0000 CR4: 00000000003506f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400