ERROR: (device loop8): jfs_readdir: JFS:Dtree error: ino = 2, bn=0, index = 4
------------[ cut here ]------------
kernel BUG at fs/jfs/inode.c:175!
Oops: invalid opcode: 0000 [#1] SMP KASAN PTI
CPU: 0 UID: 0 PID: 9468 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 53 35 e3 fe e9 16 fe ff ff e8 09 15 7d 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:ffffc90004f17940 EFLAGS: 00010293
RAX: ffffffff8343e167 RBX: ffff88812078f210 RCX: ffff8881099e57c0
RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffff88812078f210
RBP: 0000000000000001 R08: ffffffff8f822277 R09: 1ffffffff1f0444e
R10: dffffc0000000000 R11: ffffffff8343bd90 R12: dffffc0000000000
R13: dffffc0000000000 R14: ffff88812078ee98 R15: ffff88812078f210
FS:  000055556f28e500(0000) GS:ffff88818e81f000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007fbfb3bff000 CR3: 000000000dd3a000 CR4: 00000000000006f0
Call Trace:
 <TASK>
 evict+0x5f4/0xae0
 evict_inodes+0x753/0x7e0
 generic_shutdown_super+0x9a/0x2c0
 kill_block_super+0x44/0x90
 deactivate_locked_super+0xbc/0x130
 cleanup_mnt+0x425/0x4c0
 task_work_run+0x1d4/0x260
 do_exit+0x694/0x22f0
 do_group_exit+0x21c/0x2d0
 __x64_sys_exit_group+0x3f/0x40
 x64_sys_call+0x2210/0x2210
 do_syscall_64+0xec/0xf80
 entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7f266b98f7c9
Code: Unable to access opcode bytes at 0x7f266b98f79f.
RSP: 002b:00007fff220a4568 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7
RAX: ffffffffffffffda RBX: 00007f266b9ee7d0 RCX: 00007f266b98f7c9
RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000001
RBP: 0000000000000010 R08: 00007fff220a2306 R09: 00007fff220a5820
R10: 0000000000000000 R11: 0000000000000246 R12: 00007fff220a5820
R13: 00007f266b9ee72f R14: 000055556f28e4a8 R15: 00007fff220a68f0
 </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 53 35 e3 fe e9 16 fe ff ff e8 09 15 7d 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:ffffc90004f17940 EFLAGS: 00010293
RAX: ffffffff8343e167 RBX: ffff88812078f210 RCX: ffff8881099e57c0
RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffff88812078f210
RBP: 0000000000000001 R08: ffffffff8f822277 R09: 1ffffffff1f0444e
R10: dffffc0000000000 R11: ffffffff8343bd90 R12: dffffc0000000000
R13: dffffc0000000000 R14: ffff88812078ee98 R15: ffff88812078f210
FS:  000055556f28e500(0000) GS:ffff8882a9e1f000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007fa837c563cc CR3: 000000011dd86000 CR4: 00000000000006f0
