BUG at fs/jfs/jfs_txnmgr.c:933 assert(mp->nohomeok > 0)
------------[ cut here ]------------
kernel BUG at fs/jfs/jfs_txnmgr.c:933!
Oops: invalid opcode: 0000 [#1] SMP KASAN PTI
CPU: 0 UID: 0 PID: 121 Comm: jfsCommit Not tainted syzkaller #0 PREEMPT(full) 
Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.2-debian-1.16.2-1 04/01/2014
RIP: 0010:txUnlock+0xda1/0xdf0
Code: c4 fd 90 0f 0b e8 8f 8f 62 fe 48 c7 c7 60 0c 0c 8c 48 c7 c6 59 08 0c 8c ba a5 03 00 00 48 c7 c1 60 19 0c 8c e8 50 98 c4 fd 90 <0f> 0b e8 68 8f 62 fe 48 c7 c7 60 0c 0c 8c 48 c7 c6 59 08 0c 8c ba
RSP: 0018:ffffc9000303fc48 EFLAGS: 00010246
RAX: 0000000000000037 RBX: 0000000000001000 RCX: 99a86b8a5f899200
RDX: 0000000000000000 RSI: 0000000080000000 RDI: 0000000000000000
RBP: ffffc90002ba2120 R08: ffffc9000303f9c7 R09: 1ffff92000607f38
R10: dffffc0000000000 R11: fffff52000607f39 R12: dffffc0000000000
R13: 1ffff1102057516a R14: ffff888102ba8b50 R15: 0000000000000000
FS:  0000000000000000(0000) GS:ffff88818dc91000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000555588110a68 CR3: 0000000116682000 CR4: 00000000000006f0
Call Trace:
 <TASK>
 jfs_lazycommit+0x582/0xaa0
 kthread+0x388/0x470
 ret_from_fork+0x514/0xb70
 ret_from_fork_asm+0x1a/0x30
 </TASK>
Modules linked in:
---[ end trace 0000000000000000 ]---
RIP: 0010:txUnlock+0xda1/0xdf0
Code: c4 fd 90 0f 0b e8 8f 8f 62 fe 48 c7 c7 60 0c 0c 8c 48 c7 c6 59 08 0c 8c ba a5 03 00 00 48 c7 c1 60 19 0c 8c e8 50 98 c4 fd 90 <0f> 0b e8 68 8f 62 fe 48 c7 c7 60 0c 0c 8c 48 c7 c6 59 08 0c 8c ba
RSP: 0018:ffffc9000303fc48 EFLAGS: 00010246
RAX: 0000000000000037 RBX: 0000000000001000 RCX: 99a86b8a5f899200
RDX: 0000000000000000 RSI: 0000000080000000 RDI: 0000000000000000
RBP: ffffc90002ba2120 R08: ffffc9000303f9c7 R09: 1ffff92000607f38
R10: dffffc0000000000 R11: fffff52000607f39 R12: dffffc0000000000
R13: 1ffff1102057516a R14: ffff888102ba8b50 R15: 0000000000000000
FS:  0000000000000000(0000) GS:ffff88818dc91000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f8644f4da08 CR3: 000000016b8e4000 CR4: 00000000000006f0
