BUG at fs/jfs/jfs_txnmgr.c:926 assert(mp->nohomeok > 0) ------------[ cut here ]------------ kernel BUG at fs/jfs/jfs_txnmgr.c:926! invalid opcode: 0000 [#1] PREEMPT SMP KASAN CPU: 0 PID: 105 Comm: jfsCommit Not tainted 6.1.0-syzkaller-14594-g72a85e2b0a1e #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 RIP: 0010:txUnlock+0xd22/0xd50 fs/jfs/jfs_txnmgr.c:926 Code: a1 07 0f 0b e8 6f d8 7e fe 48 c7 c7 a0 c2 2e 8b 48 c7 c6 d0 db 2e 8b ba 9e 03 00 00 48 c7 c1 80 cf 2e 8b 31 c0 e8 3e c7 a1 07 <0f> 0b e8 47 d8 7e fe 48 c7 c7 a0 c2 2e 8b 48 c7 c6 d0 db 2e 8b ba RSP: 0018:ffffc90002cffd08 EFLAGS: 00010246 RAX: 0000000000000037 RBX: 1ffff110032b5dc7 RCX: 5505bbba8d8e0000 RDX: 0000000000000000 RSI: 0000000080000000 RDI: 0000000000000000 RBP: 0000000000000000 R08: ffffffff816f2c9d R09: fffff5200059ff59 R10: fffff5200059ff59 R11: 1ffff9200059ff58 R12: ffffc90002872000 R13: ffff8880195aee38 R14: ffff8880195aed90 R15: dffffc0000000000 FS: 0000000000000000(0000) GS:ffff8880b9800000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f6937ec3140 CR3: 000000000d08e000 CR4: 00000000003506f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: txLazyCommit fs/jfs/jfs_txnmgr.c:2677 [inline] jfs_lazycommit+0x5e6/0xb80 fs/jfs/jfs_txnmgr.c:2727 kthread+0x266/0x300 kernel/kthread.c:376 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:308 Modules linked in: ---[ end trace 0000000000000000 ]--- RIP: 0010:txUnlock+0xd22/0xd50 fs/jfs/jfs_txnmgr.c:926 Code: a1 07 0f 0b e8 6f d8 7e fe 48 c7 c7 a0 c2 2e 8b 48 c7 c6 d0 db 2e 8b ba 9e 03 00 00 48 c7 c1 80 cf 2e 8b 31 c0 e8 3e c7 a1 07 <0f> 0b e8 47 d8 7e fe 48 c7 c7 a0 c2 2e 8b 48 c7 c6 d0 db 2e 8b ba RSP: 0018:ffffc90002cffd08 EFLAGS: 00010246 RAX: 0000000000000037 RBX: 1ffff110032b5dc7 RCX: 5505bbba8d8e0000 RDX: 0000000000000000 RSI: 0000000080000000 RDI: 0000000000000000 RBP: 0000000000000000 R08: ffffffff816f2c9d R09: fffff5200059ff59 R10: fffff5200059ff59 R11: 1ffff9200059ff58 R12: ffffc90002872000 R13: ffff8880195aee38 R14: ffff8880195aed90 R15: dffffc0000000000 FS: 0000000000000000(0000) GS:ffff8880b9800000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f6937ec3140 CR3: 000000000d08e000 CR4: 00000000003506f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400