[  715.646606][   T12] tun0: no available key for peer 1, key-id: 0
[  715.646870][   T12] BUG: using smp_processor_id() in preemptible [00000000] code: kworker/u16:0/12
[  715.647082][   T12] caller is ovpn_recv+0x193/0x2b0 [ovpn]
[  715.647209][   T12] CPU: 1 UID: 0 PID: 12 Comm: kworker/u16:0 Not tainted 7.0.0-virtme #1 PREEMPT(full) 
[  715.647213][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  715.647215][   T12] Workqueue: kstrp strp_work
[  715.647222][   T12] Call Trace:
[  715.647224][   T12]  <TASK>
[  715.647226][   T12]  dump_stack_lvl+0x6f/0xa0
[  715.647232][   T12]  check_preemption_disabled+0xdb/0xf0
[  715.647237][   T12]  ovpn_recv+0x193/0x2b0 [ovpn]
[  715.647241][   T12]  ovpn_tcp_rcv+0x279/0x910 [ovpn]
[  715.647246][   T12]  ? ovpn_tcp_write_space+0x2e0/0x2e0 [ovpn]
[  715.647250][   T12]  ? __copy_skb_header+0xb7/0x510
[  715.647254][   T12]  ? ovpn_tcp_disconnect+0x10/0x10 [ovpn]
[  715.647257][   T12]  ? __skb_send_sock+0x940/0xa70
[  715.647261][   T12]  __strp_recv+0x20f/0x1c30
[  715.647265][   T12]  ? rcu_lockdep_current_cpu_online+0x39/0x1b0
[  715.647270][   T12]  __tcp_read_sock+0x1c7/0x850
[  715.647274][   T12]  ? strp_process+0xb0/0xb0
[  715.647277][   T12]  ? tcp_cleanup_rbuf+0x1c0/0x1c0
[  715.647282][   T12]  strp_read_sock+0x20f/0x2b0
[  715.647284][   T12]  ? strp_stop+0x50/0x50
[  715.647286][   T12]  ? __lock_release.isra.0+0x6b/0x1a0
[  715.647291][   T12]  ? lockdep_hardirqs_on+0x8c/0x130
[  715.647293][   T12]  ? __local_bh_enable_ip+0xa5/0x140
[  715.647297][   T12]  strp_work+0x9f/0xe0
[  715.647298][   T12]  process_one_work+0xdf5/0x1410
[  715.647305][   T12]  ? pwq_dec_nr_in_flight+0x710/0x710
[  715.647307][   T12]  ? lock_acquire.part.0+0xbc/0x260
[  715.647313][   T12]  worker_thread+0x4f1/0xd60
[  715.647319][   T12]  ? rescuer_thread+0x1320/0x1320
[  715.647322][   T12]  kthread+0x364/0x460
[  715.647325][   T12]  ? trace_irq_enable.constprop.0+0x9b/0x180
[  715.647328][   T12]  ? kthread_affine_node+0x330/0x330
[  715.647332][   T12]  ret_from_fork+0x474/0x6b0
[  715.647338][   T12]  ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[  715.647342][   T12]  ? __switch_to+0x5a3/0xe00
[  715.647344][   T12]  ? kthread_affine_node+0x330/0x330
[  715.647347][   T12]  ret_from_fork_asm+0x11/0x20
[  715.647354][   T12]  </TASK>
[  715.749257][    C3] tun0: no available key for peer 2, key-id: 0
[  715.853450][    C3] tun0: no available key for peer 3, key-id: 0
[  715.971174][    C1] tun0: no available key for peer 4, key-id: 0
[  716.063569][    C2] tun0: no available key for peer 5, key-id: 0
[  716.161179][    C2] tun0: no available key for peer 6, key-id: 0
[  724.346186][ T9595] tun1: deleting peer with id 10, reason 4
[  724.348259][ T9602] tun2: deleting peer with id 11, reason 4
[  724.351245][ T9631] tun6: deleting peer with id 15, reason 4
[  724.351683][ T9623] tun5: deleting peer with id 14, reason 4
[  724.352298][ T9616] tun4: deleting peer with id 13, reason 4
[  724.352373][ T9609] tun3: deleting peer with id 12, reason 4
[  724.353708][ T9630] tun0: deleting peer with id 6, reason 4
[  724.362067][ T9630] tun0: deleting peer with id 5, reason 4
[  724.370016][ T9630] tun0: deleting peer with id 4, reason 4
[  724.377982][ T9630] tun0: deleting peer with id 3, reason 4
[  724.386242][ T9630] tun0: deleting peer with id 2, reason 4
[  724.394941][ T9630] tun0: deleting peer with id 1, reason 4
[  732.579014][  T111] kmemleak: 1 new suspected memory leaks (see /sys/kernel/debug/kmemleak)