BUG: sleeping function called from invalid context at fs/inode.c:1928
in_atomic(): 1, irqs_disabled(): 0, non_block: 0, pid: 11110, name: syz.8.15343
preempt_count: 1, expected: 0
RCU nest depth: 0, expected: 0
2 locks held by syz.8.15343/11110:
 #0: ffff888110aac0e0 (&type->s_umount_key#85){++++}-{4:4}, at: deactivate_super+0xa9/0xe0
 #1: ffff888110aac998 (&s->s_inode_list_lock){+.+.}-{3:3}, at: hook_sb_delete+0xae/0xbd0
Preemption disabled at:
[<0000000000000000>] 0x0
CPU: 1 UID: 0 PID: 11110 Comm: syz.8.15343 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
Call Trace:
 <TASK>
 dump_stack_lvl+0x189/0x250
 __might_resched+0x495/0x610
 iput+0x2b/0xc50
 hook_sb_delete+0x6b5/0xbd0
 security_sb_delete+0x80/0x150
 generic_shutdown_super+0xaa/0x2c0
 kill_litter_super+0x76/0xb0
 deactivate_locked_super+0xbc/0x130
 cleanup_mnt+0x425/0x4c0
 task_work_run+0x1d4/0x260
 do_exit+0x6b5/0x2300
 do_group_exit+0x21c/0x2d0
 __x64_sys_exit_group+0x3f/0x40
 x64_sys_call+0x21f7/0x2200
 do_syscall_64+0xfa/0xfa0
 entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7f933a38ec29
Code: Unable to access opcode bytes at 0x7f933a38ebff.
RSP: 002b:00007ffd5dfa5de8 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7
RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f933a38ec29
RDX: 0000000000000064 RSI: 0000000000000000 RDI: 0000000000000000
RBP: 00007ffd5dfa5e4c R08: 0000000c5dfa5edf R09: 00000000000927c0
R10: 0000000000000001 R11: 0000000000000246 R12: 0000000000000abe
R13: 00000000000927c0 R14: 000000000012fc93 R15: 00007ffd5dfa5ea0
 </TASK>
