------------[ cut here ]------------
READ_ONCE(rsp->gp_state) == GP_PASSED
WARNING: kernel/rcu/sync.c:177 at rcu_sync_dtor+0xcd/0x180, CPU#0: kworker/0:7/6454
Modules linked in:
CPU: 0 UID: 0 PID: 6454 Comm: kworker/0:7 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
Workqueue: events destroy_super_work
RIP: 0010:rcu_sync_dtor+0xcd/0x180
Code: 18 e8 57 ce 00 00 43 0f b6 44 25 00 84 c0 0f 85 82 00 00 00 83 3b 00 75 1f 5b 41 5c 41 5d 41 5e 41 5f 5d e9 c5 73 00 0a cc 90 <0f> 0b 90 e9 66 ff ff ff 90 0f 0b 90 eb 8a 90 0f 0b 90 eb db 89 d9
RSP: 0018:ffffc9000838fa48 EFLAGS: 00010246
RAX: 0000000000000002 RBX: ffff88811726e340 RCX: 0000000080000001
RDX: 0000000000000000 RSI: ffffffff8c28aa40 RDI: ffff88811726e340
RBP: 0000000000000001 R08: ffffffff8e7f666b R09: 1ffffffff1cfeccd
R10: dffffc0000000000 R11: fffffbfff1cfecce R12: dffffc0000000000
R13: 1ffff11022e4dc68 R14: ffff88811726e340 R15: dffffc0000000000
FS:  0000000000000000(0000) GS:ffff88818dc93000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f8173d456b8 CR3: 00000001b7fec000 CR4: 00000000000006f0
Call Trace:
 <TASK>
 percpu_free_rwsem+0x40/0x80
 destroy_super_work+0x217/0x310
 process_scheduled_works+0xb5d/0x1860
 worker_thread+0xa53/0xfc0
 kthread+0x388/0x470
 ret_from_fork+0x514/0xb70
 ret_from_fork_asm+0x1a/0x30
 </TASK>
