[  867.351735][    C2] tun0: no available key for peer 1, key-id: 0
[  867.434588][   T69] tun0: no available key for peer 2, key-id: 0
[  867.434840][   T69] BUG: using smp_processor_id() in preemptible [00000000] code: kworker/u16:1/69
[  867.436011][   T69] caller is ovpn_recv+0x192/0x2a0 [ovpn]
[  867.436301][   T69] CPU: 2 UID: 0 PID: 69 Comm: kworker/u16:1 Not tainted 7.0.0-rc4-virtme #1 PREEMPT(full) 
[  867.436306][   T69] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  867.436308][   T69] Workqueue: kstrp strp_work
[  867.436317][   T69] Call Trace:
[  867.436318][   T69]  <TASK>
[  867.436321][   T69]  dump_stack_lvl+0x6f/0xa0
[  867.436328][   T69]  check_preemption_disabled+0xdb/0xf0
[  867.436334][   T69]  ovpn_recv+0x192/0x2a0 [ovpn]
[  867.436340][   T69]  ovpn_tcp_rcv+0x277/0x920 [ovpn]
[  867.436345][   T69]  ? ovpn_tcp_write_space+0x2b0/0x2b0 [ovpn]
[  867.436350][   T69]  ? ovpn_tcp_disconnect+0x10/0x10 [ovpn]
[  867.436353][   T69]  ? skb_find_text+0x150/0x2a0
[  867.436359][   T69]  __strp_recv+0x1ee/0x1b70
[  867.436364][   T69]  ? rcu_lockdep_current_cpu_online+0x39/0x1b0
[  867.436370][   T69]  __tcp_read_sock+0x1a1/0x7c0
[  867.436375][   T69]  ? strp_process+0xb0/0xb0
[  867.436378][   T69]  ? tcp_cleanup_rbuf+0x1c0/0x1c0
[  867.436384][   T69]  strp_read_sock+0x20f/0x2b0
[  867.436387][   T69]  ? strp_stop+0x50/0x50
[  867.436389][   T69]  ? __lock_release.isra.0+0x59/0x170
[  867.436394][   T69]  ? lockdep_hardirqs_on+0x84/0x130
[  867.436396][   T69]  ? __local_bh_enable_ip+0xa3/0x140
[  867.436401][   T69]  strp_work+0x9f/0xe0
[  867.436403][   T69]  process_one_work+0xdf6/0x1410
[  867.436412][   T69]  ? pwq_dec_nr_in_flight+0x700/0x700
[  867.436414][   T69]  ? lock_acquire.part.0+0xbc/0x260
[  867.436422][   T69]  worker_thread+0x4eb/0xd60
[  867.436426][   T69]  ? rescuer_thread+0x1340/0x1340
[  867.436429][   T69]  ? __kthread_parkme+0xb3/0x200
[  867.436433][   T69]  ? rescuer_thread+0x1340/0x1340
[  867.436436][   T69]  kthread+0x30f/0x3f0
[  867.436438][   T69]  ? trace_irq_enable.constprop.0+0x13c/0x190
[  867.436442][   T69]  ? kthread_affine_node+0x150/0x150
[  867.436447][   T69]  ret_from_fork+0x472/0x6b0
[  867.436453][   T69]  ? arch_exit_to_user_mode_prepare.isra.0+0x140/0x140
[  867.436459][   T69]  ? __switch_to+0x538/0xcf0
[  867.436463][   T69]  ? kthread_affine_node+0x150/0x150
[  867.436468][   T69]  ret_from_fork_asm+0x11/0x20
[  867.436482][   T69]  </TASK>
[  867.525976][    C2] tun0: no available key for peer 3, key-id: 0
[  878.092693][ T6408] tun4: deleting peer with id 13, reason 4
[  878.092793][ T6402] tun2: deleting peer with id 11, reason 4
[  878.092844][ T6399] tun1: deleting peer with id 10, reason 4
[  878.093468][ T6414] tun6: deleting peer with id 15, reason 4
[  878.094442][ T6415] tun0: deleting peer with id 6, reason 4
[  878.095320][ T6405] tun3: deleting peer with id 12, reason 4
[  878.095969][ T6411] tun5: deleting peer with id 14, reason 4
[  878.099372][ T6415] tun0: deleting peer with id 5, reason 4
[  878.107868][ T6415] tun0: deleting peer with id 4, reason 4
[  878.115550][ T6415] tun0: deleting peer with id 3, reason 4
[  878.124484][ T6415] tun0: deleting peer with id 2, reason 4
[  878.134519][ T6415] tun0: deleting peer with id 1, reason 4