ERROR: (device loop1): jfs_readdir: JFS:Dtree error: ino = 2, bn=0, index = 4
ERROR: (device loop1): remounting filesystem as read-only
------------[ cut here ]------------
kernel BUG at fs/jfs/inode.c:175!
Oops: invalid opcode: 0000 [#1] SMP KASAN PTI
CPU: 1 UID: 0 PID: 5620 Comm: syz-executor 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:jfs_evict_inode+0x438/0x440
Code: fe e9 e0 fd ff ff 44 89 f1 80 e1 07 80 c1 03 38 c1 0f 8c 23 fe ff ff 4c 89 f7 e8 a3 09 d6 fe e9 16 fe ff ff e8 f9 ca 6a fe 90 <0f> 0b 66 0f 1f 44 00 00 90 90 90 90 90 90 90 90 90 90 90 90 90 90
RSP: 0018:ffffc9000591faa0 EFLAGS: 00010293
RAX: ffffffff835ad8b7 RBX: ffff8880221f9eb8 RCX: ffff88810d619d80
RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffff8880221f9eb8
RBP: 0000000000000001 R08: ffffffff903098f7 R09: 1ffffffff206131e
R10: dffffc0000000000 R11: ffffffff835ab4e0 R12: dffffc0000000000
R13: dffffc0000000000 R14: ffff8880221f9b58 R15: ffff8880221f9eb8
FS:  000055558ed2f500(0000) GS:ffff8882a9293000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 000055558ed5aaa8 CR3: 0000000173a08000 CR4: 00000000000006f0
Call Trace:
 <TASK>
 evict+0x61e/0xb10
 evict_inodes+0x75a/0x7f0
 generic_shutdown_super+0xaa/0x2d0
 kill_block_super+0x44/0x90
 deactivate_locked_super+0xbc/0x130
 cleanup_mnt+0x437/0x4d0
 task_work_run+0x1d9/0x270
 exit_to_user_mode_loop+0xed/0x480
 do_syscall_64+0x33e/0xf80
 entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7f054eb9e017
Code: a2 c7 05 dc 06 25 00 00 00 00 00 eb 96 e8 e1 12 00 00 90 31 f6 e9 09 00 00 00 66 0f 1f 84 00 00 00 00 00 b8 a6 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 01 c3 48 c7 c2 e8 ff ff ff f7 d8 64 89 02 b8
RSP: 002b:00007fff28114818 EFLAGS: 00000206 ORIG_RAX: 00000000000000a6
RAX: 0000000000000000 RBX: 0000000000000064 RCX: 00007f054eb9e017
RDX: 0000000000000200 RSI: 0000000000000009 RDI: 00007fff281159c0
RBP: 00007f054ec32120 R08: 00000000000105a0 R09: 00000000ffffffff
R10: 0000000000000100 R11: 0000000000000206 R12: 00007fff281159c0
R13: 00007f054ec32120 R14: 000055558ed2f4e8 R15: 00007fff28116a90
 </TASK>
Modules linked in:
---[ end trace 0000000000000000 ]---
RIP: 0010:jfs_evict_inode+0x438/0x440
Code: fe e9 e0 fd ff ff 44 89 f1 80 e1 07 80 c1 03 38 c1 0f 8c 23 fe ff ff 4c 89 f7 e8 a3 09 d6 fe e9 16 fe ff ff e8 f9 ca 6a fe 90 <0f> 0b 66 0f 1f 44 00 00 90 90 90 90 90 90 90 90 90 90 90 90 90 90
RSP: 0018:ffffc9000591faa0 EFLAGS: 00010293
RAX: ffffffff835ad8b7 RBX: ffff8880221f9eb8 RCX: ffff88810d619d80
RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffff8880221f9eb8
RBP: 0000000000000001 R08: ffffffff903098f7 R09: 1ffffffff206131e
R10: dffffc0000000000 R11: ffffffff835ab4e0 R12: dffffc0000000000
R13: dffffc0000000000 R14: ffff8880221f9b58 R15: ffff8880221f9eb8
FS:  000055558ed2f500(0000) GS:ffff8882a9293000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007fbb659e9c38 CR3: 0000000173a08000 CR4: 00000000000006f0
