[  631.224050][    C1] tun0: no available key for peer 3, key-id: 0
[  631.350122][   T71] tun0: no available key for peer 4, key-id: 0
[  631.350438][   T71] BUG: using smp_processor_id() in preemptible [00000000] code: kworker/u16:1/71
[  631.350646][   T71] caller is ovpn_recv+0x193/0x2b0 [ovpn]
[  631.350812][   T71] CPU: 1 UID: 0 PID: 71 Comm: kworker/u16:1 Not tainted 7.1.0-rc2-virtme #1 PREEMPT(full) 
[  631.350815][   T71] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  631.350817][   T71] Workqueue: kstrp strp_work
[  631.350827][   T71] Call Trace:
[  631.350829][   T71]  <TASK>
[  631.350831][   T71]  dump_stack_lvl+0x6f/0xa0
[  631.350838][   T71]  check_preemption_disabled+0xdb/0xf0
[  631.350842][   T71]  ovpn_recv+0x193/0x2b0 [ovpn]
[  631.350846][   T71]  ovpn_tcp_rcv+0x279/0x910 [ovpn]
[  631.350851][   T71]  ? ovpn_tcp_write_space+0x2e0/0x2e0 [ovpn]
[  631.350855][   T71]  ? __copy_skb_header+0xb7/0x510
[  631.350860][   T71]  ? ovpn_tcp_disconnect+0x10/0x10 [ovpn]
[  631.350863][   T71]  ? __skb_splice_bits.isra.0+0x440/0x890
[  631.350866][   T71]  __strp_recv+0x20f/0x1c30
[  631.350871][   T71]  ? rcu_lockdep_current_cpu_online+0x39/0x1b0
[  631.350877][   T71]  __tcp_read_sock+0x1c7/0x850
[  631.350881][   T71]  ? strp_process+0xb0/0xb0
[  631.350885][   T71]  ? tcp_cleanup_rbuf+0x1c0/0x1c0
[  631.350894][   T71]  strp_read_sock+0x20f/0x2b0
[  631.350899][   T71]  ? strp_stop+0x50/0x50
[  631.350901][   T71]  ? __lock_release.isra.0+0x6b/0x1a0
[  631.350910][   T71]  ? lockdep_hardirqs_on+0x8c/0x130
[  631.350912][   T71]  ? __local_bh_enable_ip+0xa5/0x140
[  631.350918][   T71]  strp_work+0x9f/0xe0
[  631.350922][   T71]  process_one_work+0xdf5/0x1410
[  631.350934][   T71]  ? pwq_dec_nr_in_flight+0x710/0x710
[  631.350937][   T71]  ? lock_acquire.part.0+0xbc/0x260
[  631.350951][   T71]  worker_thread+0x4f1/0xd60
[  631.350957][   T71]  ? rescuer_thread+0x1320/0x1320
[  631.350961][   T71]  ? __kthread_parkme+0xbd/0x210
[  631.350968][   T71]  ? rescuer_thread+0x1320/0x1320
[  631.350971][   T71]  kthread+0x364/0x460
[  631.350974][   T71]  ? trace_irq_enable.constprop.0+0x9b/0x180
[  631.350978][   T71]  ? kthread_affine_node+0x330/0x330
[  631.350982][   T71]  ret_from_fork+0x474/0x6b0
[  631.350989][   T71]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[  631.350996][   T71]  ? __switch_to+0x5a3/0xe00
[  631.351000][   T71]  ? kthread_affine_node+0x330/0x330
[  631.351005][   T71]  ret_from_fork_asm+0x11/0x20
[  631.351020][   T71]  </TASK>
[  631.475748][    C0] tun0: no available key for peer 5, key-id: 0
[  631.611593][    C3] tun0: no available key for peer 6, key-id: 0
[  645.150009][ T8652] tun0: deleting peer with id 1, reason 1
[  645.249270][ T8656] tun1: deleting peer with id 10, reason 1
[  648.353651][ T8704] tun0: deleting peer with id 2, reason 1
[  648.456137][ T8708] tun2: deleting peer with id 11, reason 1
[  653.662042][   T56] tun0: deleting peer with id 4, reason 2
[  653.662856][   T56] tun0: deleting peer with id 3, reason 2
[  654.685754][   T56] tun0: deleting peer with id 5, reason 2
[  654.686053][   T56] tun0: deleting peer with id 6, reason 2
[  659.934420][   T56] tun3: deleting peer with id 12, reason 2
[  659.997769][   T56] tun4: deleting peer with id 13, reason 2
[  660.124841][   T60] tun5: deleting peer with id 14, reason 2
[  660.189756][   T60] tun6: deleting peer with id 15, reason 2