[ 9776.499681] run fstests generic/131 at 2022-08-20 23:36:36
[ 9777.027333] BTRFS info (device dm-0): using crc32c (crc32c-intel) checksum algorithm
[ 9777.027397] BTRFS info (device dm-0): using free space tree

[ 9778.231651] =============================
[ 9778.231652] WARNING: suspicious RCU usage
[ 9778.231654] 6.0.0-rc1+ #803 Not tainted
[ 9778.231656] -----------------------------
[ 9778.231657] include/net/sock.h:592 suspicious rcu_dereference_check() usage!
[ 9778.231659] 
               other info that might help us debug this:

[ 9778.231661] 
               rcu_scheduler_active = 2, debug_locks = 1
[ 9778.231664] 5 locks held by locktest/1339616:
[ 9778.231666]  #0: ffff98a2d4f2ccd0 (&sb->s_type->i_mutex_key#9){+.+.}-{3:3}, at: __sock_release+0x2d/0xb0
[ 9778.231679]  #1: ffff98a2c4b6c630 (sk_lock-AF_INET){+.+.}-{0:0}, at: tcp_close+0x15/0x70
[ 9778.231687]  #2: ffff98a2c1253b60 (&h->lhash2[i].lock){+.+.}-{2:2}, at: inet_unhash+0x9e/0x110
[ 9778.231696]  #3: ffffffffa3f49ad8 (reuseport_lock){+...}-{2:2}, at: reuseport_detach_sock+0x16/0x160
[ 9778.231705]  #4: ffff98a2c4b6c8b8 (clock-AF_INET){++..}-{2:2}, at: bpf_sk_reuseport_detach+0x1b/0xa0
[ 9778.231713] 
               stack backtrace:
[ 9778.231716] CPU: 1 PID: 1339616 Comm: locktest Not tainted 6.0.0-rc1+ #803
[ 9778.231719] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.13.0-2.fc32 04/01/2014
[ 9778.231722] Call Trace:
[ 9778.231724]  
[ 9778.231726]  dump_stack_lvl+0x56/0x73
[ 9778.231731]  bpf_sk_reuseport_detach+0x93/0xa0
[ 9778.231734]  reuseport_detach_sock+0x43/0x160
[ 9778.231738]  inet_unhash+0xbb/0x110
[ 9778.231742]  tcp_set_state+0x56/0x1e0
[ 9778.231751]  __tcp_close+0x3d5/0x490
[ 9778.231756]  tcp_close+0x20/0x70
[ 9778.231759]  inet_release+0x3c/0x80
[ 9778.231762]  __sock_release+0x3a/0xb0
[ 9778.231766]  sock_close+0x14/0x20
[ 9778.231768]  __fput+0xa2/0x260
[ 9778.231774]  task_work_run+0x59/0xa0
[ 9778.231778]  exit_to_user_mode_prepare+0x232/0x260
[ 9778.231782]  syscall_exit_to_user_mode+0x16/0x50
[ 9778.231785]  do_syscall_64+0x48/0x90
[ 9778.231789]  entry_SYSCALL_64_after_hwframe+0x63/0xcd
[ 9778.231792] RIP: 0033:0x7f3002de1c97
[ 9778.231797] 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 83 fb ff ff
[ 9778.231799] RSP: 002b:00007ffc232a2f18 EFLAGS: 00000246 ORIG_RAX: 0000000000000003
[ 9778.231803] RAX: 0000000000000000 RBX: 00007f3002db8598 RCX: 00007f3002de1c97
[ 9778.231804] RDX: 0000000000401a70 RSI: 0000000000000000 RDI: 0000000000000004
[ 9778.231806] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000001
[ 9778.231807] R10: fffffffffffff9c9 R11: 0000000000000246 R12: 0000000000000000
[ 9778.231809] R13: 0000000000000002 R14: 00007f3002dba968 R15: 00007f3002dba980
[ 9778.231822]  
[ 9778.800106] BTRFS info (device dm-0): using crc32c (crc32c-intel) checksum algorithm
[ 9778.800114] BTRFS info (device dm-0): turning on async discard
[ 9778.800116] BTRFS info (device dm-0): using free space tree