[  838.082835][    C2] tun0: no available key for peer 1, key-id: 0
[  838.215510][   T12] tun0: no available key for peer 3, key-id: 0
[  838.215827][   T12] BUG: using smp_processor_id() in preemptible [00000000] code: kworker/u16:0/12
[  838.216045][   T12] caller is ovpn_recv+0x192/0x2a0 [ovpn]
[  838.216209][   T12] CPU: 0 UID: 0 PID: 12 Comm: kworker/u16:0 Not tainted 7.0.0-rc4-virtme #1 PREEMPT(full) 
[  838.216213][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  838.216215][   T12] Workqueue: kstrp strp_work
[  838.216222][   T12] Call Trace:
[  838.216224][   T12]  <TASK>
[  838.216225][   T12]  dump_stack_lvl+0x6f/0xa0
[  838.216232][   T12]  check_preemption_disabled+0xdb/0xf0
[  838.216237][   T12]  ovpn_recv+0x192/0x2a0 [ovpn]
[  838.216242][   T12]  ovpn_tcp_rcv+0x277/0x920 [ovpn]
[  838.216246][   T12]  ? ovpn_tcp_write_space+0x2b0/0x2b0 [ovpn]
[  838.216250][   T12]  ? ovpn_tcp_disconnect+0x10/0x10 [ovpn]
[  838.216253][   T12]  ? skb_partial_csum_set+0x290/0x390
[  838.216258][   T12]  __strp_recv+0x1ee/0x1b70
[  838.216263][   T12]  ? rcu_lockdep_current_cpu_online+0x39/0x1b0
[  838.216269][   T12]  __tcp_read_sock+0x1a1/0x7c0
[  838.216273][   T12]  ? strp_process+0xb0/0xb0
[  838.216276][   T12]  ? tcp_cleanup_rbuf+0x1c0/0x1c0
[  838.216282][   T12]  strp_read_sock+0x20f/0x2b0
[  838.216284][   T12]  ? strp_stop+0x50/0x50
[  838.216286][   T12]  ? __lock_release.isra.0+0x59/0x170
[  838.216291][   T12]  ? lockdep_hardirqs_on+0x84/0x130
[  838.216293][   T12]  ? __local_bh_enable_ip+0xa3/0x140
[  838.216297][   T12]  strp_work+0x9f/0xe0
[  838.216299][   T12]  process_one_work+0xdf6/0x1410
[  838.216307][   T12]  ? pwq_dec_nr_in_flight+0x700/0x700
[  838.216309][   T12]  ? lock_acquire.part.0+0xbc/0x260
[  838.216316][   T12]  worker_thread+0x4eb/0xd60
[  838.216322][   T12]  ? rescuer_thread+0x1340/0x1340
[  838.216325][   T12]  kthread+0x30f/0x3f0
[  838.216327][   T12]  ? trace_irq_enable.constprop.0+0x13c/0x190
[  838.216331][   T12]  ? kthread_affine_node+0x150/0x150
[  838.216334][   T12]  ret_from_fork+0x472/0x6b0
[  838.216338][   T12]  ? arch_exit_to_user_mode_prepare.isra.0+0x140/0x140
[  838.216342][   T12]  ? __switch_to+0x538/0xcf0
[  838.216345][   T12]  ? kthread_affine_node+0x150/0x150
[  838.216348][   T12]  ret_from_fork_asm+0x11/0x20
[  838.216356][   T12]  </TASK>
[  838.280994][    C3] tun0: no available key for peer 4, key-id: 0
[  838.420385][   T12] tun0: no available key for peer 6, key-id: 0
[  838.423226][   T12] BUG: using smp_processor_id() in preemptible [00000000] code: kworker/u16:0/12
[  838.423698][   T12] caller is ovpn_recv+0x192/0x2a0 [ovpn]
[  838.423852][   T12] CPU: 0 UID: 0 PID: 12 Comm: kworker/u16:0 Not tainted 7.0.0-rc4-virtme #1 PREEMPT(full) 
[  838.423855][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  838.423857][   T12] Workqueue: kstrp strp_work
[  838.423864][   T12] Call Trace:
[  838.423865][   T12]  <TASK>
[  838.423867][   T12]  dump_stack_lvl+0x6f/0xa0
[  838.423874][   T12]  check_preemption_disabled+0xdb/0xf0
[  838.423880][   T12]  ovpn_recv+0x192/0x2a0 [ovpn]
[  838.423884][   T12]  ovpn_tcp_rcv+0x277/0x920 [ovpn]
[  838.423888][   T12]  ? ovpn_tcp_write_space+0x2b0/0x2b0 [ovpn]
[  838.423893][   T12]  ? ovpn_tcp_disconnect+0x10/0x10 [ovpn]
[  838.423896][   T12]  ? skb_partial_csum_set+0x290/0x390
[  838.423901][   T12]  __strp_recv+0x1ee/0x1b70
[  838.423906][   T12]  ? rcu_lockdep_current_cpu_online+0x39/0x1b0
[  838.423911][   T12]  __tcp_read_sock+0x1a1/0x7c0
[  838.423916][   T12]  ? strp_process+0xb0/0xb0
[  838.423919][   T12]  ? tcp_cleanup_rbuf+0x1c0/0x1c0
[  838.423924][   T12]  strp_read_sock+0x20f/0x2b0
[  838.423927][   T12]  ? strp_stop+0x50/0x50
[  838.423929][   T12]  ? __lock_release.isra.0+0x59/0x170
[  838.423934][   T12]  ? lockdep_hardirqs_on+0x84/0x130
[  838.423936][   T12]  ? __local_bh_enable_ip+0xa3/0x140
[  838.423939][   T12]  strp_work+0x9f/0xe0
[  838.423942][   T12]  process_one_work+0xdf6/0x1410
[  838.423949][   T12]  ? pwq_dec_nr_in_flight+0x700/0x700
[  838.423951][   T12]  ? lock_acquire.part.0+0xbc/0x260
[  838.423958][   T12]  worker_thread+0x4eb/0xd60
[  838.423965][   T12]  ? rescuer_thread+0x1340/0x1340
[  838.423967][   T12]  kthread+0x30f/0x3f0
[  838.423970][   T12]  ? trace_irq_enable.constprop.0+0x13c/0x190
[  838.423974][   T12]  ? kthread_affine_node+0x150/0x150
[  838.423977][   T12]  ret_from_fork+0x472/0x6b0
[  838.423981][   T12]  ? arch_exit_to_user_mode_prepare.isra.0+0x140/0x140
[  838.423985][   T12]  ? __switch_to+0x538/0xcf0
[  838.423988][   T12]  ? kthread_affine_node+0x150/0x150
[  838.423991][   T12]  ret_from_fork_asm+0x11/0x20
[  838.423999][   T12]  </TASK>
[  846.861979][ T6400] tun4: deleting peer with id 13, reason 4
[  846.862169][ T6397] tun3: deleting peer with id 12, reason 4
[  846.868632][ T6390] tun1: deleting peer with id 10, reason 4
[  846.869398][ T6406] tun6: deleting peer with id 15, reason 4
[  846.869401][ T6408] tun0: deleting peer with id 6, reason 4
[  846.869419][ T6393] tun2: deleting peer with id 11, reason 4
[  846.870495][ T6403] tun5: deleting peer with id 14, reason 4
[  846.879692][ T6408] tun0: deleting peer with id 5, reason 4
[  846.883477][ T6408] tun0: deleting peer with id 4, reason 4
[  846.891544][ T6408] tun0: deleting peer with id 3, reason 4
[  846.900517][ T6408] tun0: deleting peer with id 2, reason 4
[  846.909447][ T6408] tun0: deleting peer with id 1, reason 4