[  814.357152][   T12] tun0: no available key for peer 1, key-id: 0
[  814.357441][   T12] BUG: using smp_processor_id() in preemptible [00000000] code: kworker/u16:0/12
[  814.357657][   T12] caller is ovpn_recv+0x193/0x2b0 [ovpn]
[  814.357784][   T12] CPU: 3 UID: 0 PID: 12 Comm: kworker/u16:0 Not tainted 7.0.0-rc7-virtme #1 PREEMPT(full) 
[  814.357788][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  814.357790][   T12] Workqueue: kstrp strp_work
[  814.357798][   T12] Call Trace:
[  814.357799][   T12]  <TASK>
[  814.357801][   T12]  dump_stack_lvl+0x6f/0xa0
[  814.357808][   T12]  check_preemption_disabled+0xdb/0xf0
[  814.357814][   T12]  ovpn_recv+0x193/0x2b0 [ovpn]
[  814.357818][   T12]  ovpn_tcp_rcv+0x279/0x910 [ovpn]
[  814.357822][   T12]  ? ovpn_tcp_write_space+0x2e0/0x2e0 [ovpn]
[  814.357826][   T12]  ? __copy_skb_header+0xb7/0x440
[  814.357830][   T12]  ? ovpn_tcp_disconnect+0x10/0x10 [ovpn]
[  814.357834][   T12]  ? __skb_clone+0x560/0x760
[  814.357837][   T12]  __strp_recv+0x20f/0x1c30
[  814.357842][   T12]  ? rcu_lockdep_current_cpu_online+0x39/0x1b0
[  814.357848][   T12]  __tcp_read_sock+0x1c7/0x850
[  814.357852][   T12]  ? strp_process+0xb0/0xb0
[  814.357855][   T12]  ? tcp_cleanup_rbuf+0x1c0/0x1c0
[  814.357860][   T12]  strp_read_sock+0x20f/0x2b0
[  814.357863][   T12]  ? strp_stop+0x50/0x50
[  814.357865][   T12]  ? __lock_release.isra.0+0x6b/0x1a0
[  814.357870][   T12]  ? lockdep_hardirqs_on+0x8c/0x130
[  814.357872][   T12]  ? __local_bh_enable_ip+0xa5/0x140
[  814.357876][   T12]  strp_work+0x9f/0xe0
[  814.357878][   T12]  process_one_work+0xdf5/0x1410
[  814.357886][   T12]  ? pwq_dec_nr_in_flight+0x710/0x710
[  814.357888][   T12]  ? lock_acquire.part.0+0xbc/0x260
[  814.357895][   T12]  worker_thread+0x4f1/0xd60
[  814.357901][   T12]  ? rescuer_thread+0x1320/0x1320
[  814.357904][   T12]  kthread+0x364/0x460
[  814.357906][   T12]  ? trace_irq_enable.constprop.0+0x9b/0x180
[  814.357910][   T12]  ? kthread_affine_node+0x330/0x330
[  814.357913][   T12]  ret_from_fork+0x474/0x6b0
[  814.357917][   T12]  ? arch_exit_to_user_mode_prepare.isra.0+0x140/0x140
[  814.357920][   T12]  ? __switch_to+0x540/0xd10
[  814.357924][   T12]  ? kthread_affine_node+0x330/0x330
[  814.357926][   T12]  ret_from_fork_asm+0x11/0x20
[  814.357934][   T12]  </TASK>
[  814.438375][    C1] tun0: no available key for peer 2, key-id: 0
[  814.517061][   T12] tun0: no available key for peer 3, key-id: 0
[  814.517322][   T12] BUG: using smp_processor_id() in preemptible [00000000] code: kworker/u16:0/12
[  814.517783][   T12] caller is ovpn_recv+0x193/0x2b0 [ovpn]
[  814.517977][   T12] CPU: 1 UID: 0 PID: 12 Comm: kworker/u16:0 Not tainted 7.0.0-rc7-virtme #1 PREEMPT(full) 
[  814.517982][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  814.517985][   T12] Workqueue: kstrp strp_work
[  814.517994][   T12] Call Trace:
[  814.517996][   T12]  <TASK>
[  814.517999][   T12]  dump_stack_lvl+0x6f/0xa0
[  814.518008][   T12]  check_preemption_disabled+0xdb/0xf0
[  814.518016][   T12]  ovpn_recv+0x193/0x2b0 [ovpn]
[  814.518023][   T12]  ovpn_tcp_rcv+0x279/0x910 [ovpn]
[  814.518031][   T12]  ? ovpn_tcp_write_space+0x2e0/0x2e0 [ovpn]
[  814.518037][   T12]  ? __copy_skb_header+0xb7/0x440
[  814.518042][   T12]  ? ovpn_tcp_disconnect+0x10/0x10 [ovpn]
[  814.518048][   T12]  ? __skb_clone+0x560/0x760
[  814.518054][   T12]  __strp_recv+0x20f/0x1c30
[  814.518062][   T12]  ? rcu_lockdep_current_cpu_online+0x39/0x1b0
[  814.518071][   T12]  __tcp_read_sock+0x1c7/0x850
[  814.518076][   T12]  ? strp_process+0xb0/0xb0
[  814.518081][   T12]  ? tcp_cleanup_rbuf+0x1c0/0x1c0
[  814.518090][   T12]  strp_read_sock+0x20f/0x2b0
[  814.518095][   T12]  ? strp_stop+0x50/0x50
[  814.518097][   T12]  ? __lock_release.isra.0+0x6b/0x1a0
[  814.518105][   T12]  ? lockdep_hardirqs_on+0x8c/0x130
[  814.518108][   T12]  ? __local_bh_enable_ip+0xa5/0x140
[  814.518114][   T12]  strp_work+0x9f/0xe0
[  814.518117][   T12]  process_one_work+0xdf5/0x1410
[  814.518130][   T12]  ? pwq_dec_nr_in_flight+0x710/0x710
[  814.518134][   T12]  ? lock_acquire.part.0+0xbc/0x260
[  814.518146][   T12]  worker_thread+0x4f1/0xd60
[  814.518158][   T12]  ? rescuer_thread+0x1320/0x1320
[  814.518162][   T12]  kthread+0x364/0x460
[  814.518165][   T12]  ? trace_irq_enable.constprop.0+0x9b/0x180
[  814.518170][   T12]  ? kthread_affine_node+0x330/0x330
[  814.518174][   T12]  ret_from_fork+0x474/0x6b0
[  814.518180][   T12]  ? arch_exit_to_user_mode_prepare.isra.0+0x140/0x140
[  814.518186][   T12]  ? __switch_to+0x540/0xd10
[  814.518190][   T12]  ? kthread_affine_node+0x330/0x330
[  814.518195][   T12]  ret_from_fork_asm+0x11/0x20
[  814.518209][   T12]  </TASK>
[  814.593089][    C1] tun0: no available key for peer 4, key-id: 0
[  824.394923][ T5946] iperf3 (5946) used greatest stack depth: 23280 bytes left
[  824.577829][ T5909] tun5: deleting peer with id 14, reason 4
[  824.580057][ T5903] tun3: deleting peer with id 12, reason 4
[  824.580383][ T5897] tun1: deleting peer with id 10, reason 4
[  824.580750][ T5900] tun2: deleting peer with id 11, reason 4
[  824.583063][ T5906] tun4: deleting peer with id 13, reason 4
[  824.583171][ T5912] tun0: deleting peer with id 6, reason 4
[  824.584282][ T5913] tun6: deleting peer with id 15, reason 4
[  824.591540][ T5912] tun0: deleting peer with id 5, reason 4
[  824.597073][ T5912] tun0: deleting peer with id 4, reason 4
[  824.603949][ T5912] tun0: deleting peer with id 3, reason 4
[  824.610011][ T5912] tun0: deleting peer with id 2, reason 4
[  824.615936][ T5912] tun0: deleting peer with id 1, reason 4