[  443.233585][ T1973] tun0: deleting peer with id 4, reason 4
[  443.233916][ T1991] tun2: deleting peer with id 11, reason 4
[  443.234411][ T1973] tun0: deleting peer with id 3, reason 4
[  443.234658][ T1973] tun0: deleting peer with id 5, reason 4
[  443.234904][ T1973] tun0: deleting peer with id 1, reason 4
[  443.235196][ T1973] tun0: deleting peer with id 6, reason 4
[  443.235435][ T1973] tun0: deleting peer with id 2, reason 4
[  443.235870][ T1984] tun1: deleting peer with id 10, reason 4
[  443.238385][ T1998] tun3: deleting peer with id 12, reason 4
[  452.818532][   T12] tun0: no available key for peer 1, key-id: 0
[  452.818845][   T12] BUG: using smp_processor_id() in preemptible [00000000] code: kworker/u16:0/12
[  452.819094][   T12] caller is ovpn_recv+0x192/0x2a0 [ovpn]
[  452.819310][   T12] CPU: 1 UID: 0 PID: 12 Comm: kworker/u16:0 Not tainted 7.0.0-rc4-virtme #1 PREEMPT(full) 
[  452.819314][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  452.819316][   T12] Workqueue: kstrp strp_work
[  452.819324][   T12] Call Trace:
[  452.819326][   T12]  <TASK>
[  452.819328][   T12]  dump_stack_lvl+0x6f/0xa0
[  452.819334][   T12]  check_preemption_disabled+0xdb/0xf0
[  452.819340][   T12]  ovpn_recv+0x192/0x2a0 [ovpn]
[  452.819344][   T12]  ovpn_tcp_rcv+0x277/0x920 [ovpn]
[  452.819349][   T12]  ? ovpn_tcp_write_space+0x2b0/0x2b0 [ovpn]
[  452.819353][   T12]  ? ovpn_tcp_disconnect+0x10/0x10 [ovpn]
[  452.819356][   T12]  ? csum_and_copy_from_iter_full+0x300/0x1f30
[  452.819362][   T12]  __strp_recv+0x1ee/0x1b70
[  452.819367][   T12]  ? rcu_lockdep_current_cpu_online+0x39/0x1b0
[  452.819373][   T12]  __tcp_read_sock+0x1a1/0x7c0
[  452.819377][   T12]  ? strp_process+0xb0/0xb0
[  452.819380][   T12]  ? tcp_cleanup_rbuf+0x1c0/0x1c0
[  452.819386][   T12]  strp_read_sock+0x20f/0x2b0
[  452.819389][   T12]  ? strp_stop+0x50/0x50
[  452.819390][   T12]  ? __lock_release.isra.0+0x59/0x170
[  452.819395][   T12]  ? lockdep_hardirqs_on+0x84/0x130
[  452.819397][   T12]  ? __local_bh_enable_ip+0xa3/0x140
[  452.819402][   T12]  strp_work+0x9f/0xe0
[  452.819404][   T12]  process_one_work+0xdf6/0x1410
[  452.819411][   T12]  ? pwq_dec_nr_in_flight+0x700/0x700
[  452.819414][   T12]  ? lock_acquire.part.0+0xbc/0x260
[  452.819421][   T12]  worker_thread+0x4eb/0xd60
[  452.819428][   T12]  ? rescuer_thread+0x1340/0x1340
[  452.819430][   T12]  kthread+0x30f/0x3f0
[  452.819433][   T12]  ? trace_irq_enable.constprop.0+0x13c/0x190
[  452.819437][   T12]  ? kthread_affine_node+0x150/0x150
[  452.819440][   T12]  ret_from_fork+0x472/0x6b0
[  452.819444][   T12]  ? arch_exit_to_user_mode_prepare.isra.0+0x140/0x140
[  452.819448][   T12]  ? __switch_to+0x538/0xcf0
[  452.819451][   T12]  ? kthread_affine_node+0x150/0x150
[  452.819454][   T12]  ret_from_fork_asm+0x11/0x20
[  452.819462][   T12]  </TASK>
[  452.957049][    C1] tun0: no available key for peer 3, key-id: 0
[  474.130823][ T3095] tun0: deleting peer with id 1, reason 1
[  474.173896][ T3096] tun1: deleting peer with id 10, reason 1
[  476.724640][ T3110] tun0: deleting peer with id 2, reason 1
[  476.768491][ T3111] tun2: deleting peer with id 11, reason 1
[  480.424144][   T74] tun0: deleting peer with id 4, reason 2
[  480.424916][   T74] tun0: deleting peer with id 3, reason 2
[  480.425156][   T74] tun0: deleting peer with id 5, reason 2
[  480.425370][   T74] tun0: deleting peer with id 6, reason 2
[  485.480540][   T65] tun3: deleting peer with id 12, reason 2
[  485.545160][   T74] tun4: deleting peer with id 13, reason 2
[  485.608157][   T74] tun6: deleting peer with id 15, reason 2
[  485.609173][   T65] tun5: deleting peer with id 14, reason 2