tblock:ffffc900029b1400: 941e5e30 ffffffff 00000000 00000000
tblock:ffffc900029b1410: 8c2c97e0 ffffffff 00000300 00000000
tblock:ffffc900029b1420: 029b1420 ffffc900 029b1420 ffffc900
tblock:ffffc900029b1430: 1a308418 ffff8881 00000008 00000000
VFS: Busy inodes after unmount of loop1 (jfs)
------------[ cut here ]------------
kernel BUG at fs/super.c:657!
Oops: invalid opcode: 0000 [#1] SMP KASAN PTI
CPU: 0 UID: 0 PID: 12948 Comm: syz-executor Tainted: G             L      syzkaller #0 PREEMPT(full) 
Tainted: [L]=SOFTLOCKUP
Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.2-debian-1.16.2-1 04/01/2014
RIP: 0010:generic_shutdown_super+0x2c4/0x2d0
Code: 03 42 80 3c 28 00 74 08 4c 89 f7 e8 86 3e ec ff 49 8b 16 48 81 c3 98 06 00 00 48 c7 c7 e0 8a fe 8b 48 89 de e8 5d 3c df fe 90 <0f> 0b 66 2e 0f 1f 84 00 00 00 00 00 90 90 90 90 90 90 90 90 90 90
RSP: 0000:ffffc90007ce7d10 EFLAGS: 00010246
RAX: 000000000000002d RBX: ffff8881718ea698 RCX: 770d0dd0a9e39800
RDX: 0000000000000000 RSI: 0000000080000000 RDI: 0000000000000000
RBP: 1ffff1102e31d4f5 R08: ffffc90007ce7a87 R09: 1ffff92000f9cf50
R10: dffffc0000000000 R11: fffff52000f9cf51 R12: 0000000000000000
R13: dffffc0000000000 R14: ffffffff8eff5580 R15: ffff8881718ea7a8
FS:  0000555564adf500(0000) GS:ffff88818d94d000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00002000007ca000 CR3: 00000001a11d0000 CR4: 00000000000006f0
Call Trace:
 <TASK>
 kill_block_super+0x44/0x90
 deactivate_locked_super+0xbc/0x130
 cleanup_mnt+0x3d3/0x460
 task_work_run+0x1d9/0x270
 exit_to_user_mode_loop+0x1fa/0x730
 do_syscall_64+0x353/0x580
 entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7fe614f9f257
Code: a2 c7 05 9c 44 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:00007ffcfd484c68 EFLAGS: 00000206 ORIG_RAX: 00000000000000a6
RAX: 0000000000000000 RBX: 0000000000000064 RCX: 00007fe614f9f257
RDX: 0000000000000200 RSI: 0000000000000009 RDI: 00007ffcfd485e10
RBP: 00007fe61503445c R08: 00000000000205a0 R09: 00000000ffffffff
R10: 0000000000000100 R11: 0000000000000206 R12: 00007ffcfd485e10
R13: 00007fe61503445c R14: 0000555564adf4e8 R15: 00007ffcfd486ee0
 </TASK>
Modules linked in:
---[ end trace 0000000000000000 ]---
RIP: 0010:generic_shutdown_super+0x2c4/0x2d0
Code: 03 42 80 3c 28 00 74 08 4c 89 f7 e8 86 3e ec ff 49 8b 16 48 81 c3 98 06 00 00 48 c7 c7 e0 8a fe 8b 48 89 de e8 5d 3c df fe 90 <0f> 0b 66 2e 0f 1f 84 00 00 00 00 00 90 90 90 90 90 90 90 90 90 90
RSP: 0000:ffffc90007ce7d10 EFLAGS: 00010246
RAX: 000000000000002d RBX: ffff8881718ea698 RCX: 770d0dd0a9e39800
RDX: 0000000000000000 RSI: 0000000080000000 RDI: 0000000000000000
RBP: 1ffff1102e31d4f5 R08: ffffc90007ce7a87 R09: 1ffff92000f9cf50
R10: dffffc0000000000 R11: fffff52000f9cf51 R12: 0000000000000000
R13: dffffc0000000000 R14: ffffffff8eff5580 R15: ffff8881718ea7a8
FS:  0000555564adf500(0000) GS:ffff88818d94d000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f65069ed158 CR3: 00000001a11d0000 CR4: 00000000000006f0
