[ 9903.295816] run fstests generic/131 at 2022-08-18 23:36:41
[ 9903.829723] BTRFS info (device dm-0): using crc32c (crc32c-intel) checksum algorithm
[ 9903.829730] BTRFS info (device dm-0): using free space tree

[ 9905.010506] =============================
[ 9905.010508] WARNING: suspicious RCU usage
[ 9905.010510] 6.0.0-rc1+ #801 Tainted: G        W         
[ 9905.010512] -----------------------------
[ 9905.010513] include/net/sock.h:592 suspicious rcu_dereference_check() usage!
[ 9905.010516] 
               other info that might help us debug this:

[ 9905.010517] 
               rcu_scheduler_active = 2, debug_locks = 1
[ 9905.010521] 5 locks held by locktest/1341160:
[ 9905.010523]  #0: ffff8a3e437dbb90 (&sb->s_type->i_mutex_key#9){+.+.}-{3:3}, at: __sock_release+0x2d/0xb0
[ 9905.010536]  #1: ffff8a3e4331a3b0 (sk_lock-AF_INET){+.+.}-{0:0}, at: tcp_close+0x15/0x70
[ 9905.010546]  #2: ffff8a3e41717d78 (&h->lhash2[i].lock){+.+.}-{2:2}, at: inet_unhash+0x9e/0x110
[ 9905.010555]  #3: ffffffffb4f49ad8 (reuseport_lock){+...}-{2:2}, at: reuseport_detach_sock+0x16/0x160
[ 9905.010564]  #4: ffff8a3e4331a638 (clock-AF_INET){++..}-{2:2}, at: bpf_sk_reuseport_detach+0x1b/0xa0
[ 9905.010573] 
               stack backtrace:
[ 9905.010576] CPU: 0 PID: 1341160 Comm: locktest Tainted: G        W          6.0.0-rc1+ #801
[ 9905.010579] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.13.0-2.fc32 04/01/2014
[ 9905.010583] Call Trace:
[ 9905.010585]  
[ 9905.010588]  dump_stack_lvl+0x56/0x73
[ 9905.010593]  bpf_sk_reuseport_detach+0x93/0xa0
[ 9905.010596]  reuseport_detach_sock+0x43/0x160
[ 9905.010600]  inet_unhash+0xbb/0x110
[ 9905.010604]  tcp_set_state+0x56/0x1e0
[ 9905.010614]  __tcp_close+0x3d5/0x490
[ 9905.010619]  tcp_close+0x20/0x70
[ 9905.010622]  inet_release+0x3c/0x80
[ 9905.010642]  __sock_release+0x3a/0xb0
[ 9905.010646]  sock_close+0x14/0x20
[ 9905.010648]  __fput+0xa2/0x260
[ 9905.010654]  task_work_run+0x59/0xa0
[ 9905.010658]  exit_to_user_mode_prepare+0x232/0x260
[ 9905.010662]  syscall_exit_to_user_mode+0x16/0x50
[ 9905.010666]  do_syscall_64+0x48/0x90
[ 9905.010670]  entry_SYSCALL_64_after_hwframe+0x63/0xcd
[ 9905.010673] RIP: 0033:0x7fa0131678f7
[ 9905.010678] Code: 00 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 03 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 41 c3 48 83 ec 18 89 7c 24 0c e8 33 fc ff ff
[ 9905.010681] RSP: 002b:00007fffd7346228 EFLAGS: 00000246 ORIG_RAX: 0000000000000003
[ 9905.010684] RAX: 0000000000000000 RBX: 00007fa013137598 RCX: 00007fa0131678f7
[ 9905.010686] RDX: 0000000000401a70 RSI: 0000000000000000 RDI: 0000000000000004
[ 9905.010687] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000001
[ 9905.010688] R10: 00007fa012f7c3e0 R11: 0000000000000246 R12: 0000000000000000
[ 9905.010690] R13: 0000000000000002 R14: 00007fa013139948 R15: 00007fa013139960
[ 9905.010703]  
[ 9905.490704] BTRFS info (device dm-0): using crc32c (crc32c-intel) checksum algorithm
[ 9905.490712] BTRFS info (device dm-0): using free space tree