BUG at fs/jfs/jfs_txnmgr.c:2830 assert(mp->nohomeok) ------------[ cut here ]------------ kernel BUG at fs/jfs/jfs_txnmgr.c:2830! invalid opcode: 0000 [#1] PREEMPT SMP KASAN CPU: 1 PID: 12464 Comm: syz.6.1880 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 a9 12 a6 fe 48 c7 c7 80 6a 62 8a 48 c7 c6 79 66 62 8a ba 0e 0b 00 00 48 c7 c1 00 7c 62 8a e8 1a 72 de 06 <0f> 0b e8 83 12 a6 fe 48 c7 c7 80 6a 62 8a 48 c7 c6 79 66 62 8a ba RSP: 0018:ffffc90044a5f4f8 EFLAGS: 00010246 RAX: 0000000000000034 RBX: 0000000000000002 RCX: 610c6539ffc2e100 RDX: ffffc9003dd25000 RSI: 0000000000033cd1 RDI: 0000000000033cd2 RBP: 0000000000000000 R08: ffff8880b9033d7f R09: 1ffff110172067af R10: dffffc0000000000 R11: ffffed10172067b0 R12: 0000000000000012 R13: ffff8880251eb4d8 R14: dffffc0000000000 R15: 0000000000000000 FS: 00007f9a518116c0(0000) GS:ffff8880b9100000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f150d832d40 CR3: 000000004a473000 CR4: 00000000003506e0 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_openat fs/open.c:1287 [inline] __se_sys_openat fs/open.c:1282 [inline] __x64_sys_openat+0x135/0x160 fs/open.c:1282 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: 0033:0x7f9a535f9629 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:00007f9a51811028 EFLAGS: 00000246 ORIG_RAX: 0000000000000101 RAX: ffffffffffffffda RBX: 00007f9a53873180 RCX: 00007f9a535f9629 RDX: 000000000000275a RSI: 0000200000000080 RDI: ffffffffffffff9c RBP: 00007f9a5368fb39 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 00007f9a53873218 R14: 00007f9a53873180 R15: 00007ffcca30d998 Modules linked in: ---[ end trace 66d703f2b692b600 ]--- 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 a9 12 a6 fe 48 c7 c7 80 6a 62 8a 48 c7 c6 79 66 62 8a ba 0e 0b 00 00 48 c7 c1 00 7c 62 8a e8 1a 72 de 06 <0f> 0b e8 83 12 a6 fe 48 c7 c7 80 6a 62 8a 48 c7 c6 79 66 62 8a ba RSP: 0018:ffffc90044a5f4f8 EFLAGS: 00010246 RAX: 0000000000000034 RBX: 0000000000000002 RCX: 610c6539ffc2e100 RDX: ffffc9003dd25000 RSI: 0000000000033cd1 RDI: 0000000000033cd2 RBP: 0000000000000000 R08: ffff8880b9033d7f R09: 1ffff110172067af R10: dffffc0000000000 R11: ffffed10172067b0 R12: 0000000000000012 R13: ffff8880251eb4d8 R14: dffffc0000000000 R15: 0000000000000000 FS: 00007f9a518116c0(0000) GS:ffff8880b9100000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f150d832d40 CR3: 000000004a473000 CR4: 00000000003506e0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400