[ 1267.187561][    C2] tun0: no available key for peer 1, key-id: 0
[ 1267.252979][   T12] tun0: no available key for peer 2, key-id: 0
[ 1267.253268][   T12] BUG: using smp_processor_id() in preemptible [00000000] code: kworker/u16:0/12
[ 1267.253505][   T12] caller is ovpn_recv+0x192/0x2a0 [ovpn]
[ 1267.253637][   T12] CPU: 0 UID: 0 PID: 12 Comm: kworker/u16:0 Not tainted 7.0.0-rc4-virtme #1 PREEMPT(full) 
[ 1267.253640][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 1267.253642][   T12] Workqueue: kstrp strp_work
[ 1267.253650][   T12] Call Trace:
[ 1267.253652][   T12]  <TASK>
[ 1267.253653][   T12]  dump_stack_lvl+0x6f/0xa0
[ 1267.253660][   T12]  check_preemption_disabled+0xdb/0xf0
[ 1267.253665][   T12]  ovpn_recv+0x192/0x2a0 [ovpn]
[ 1267.253670][   T12]  ovpn_tcp_rcv+0x277/0x920 [ovpn]
[ 1267.253675][   T12]  ? ovpn_tcp_write_space+0x2b0/0x2b0 [ovpn]
[ 1267.253679][   T12]  ? ovpn_tcp_disconnect+0x10/0x10 [ovpn]
[ 1267.253682][   T12]  ? skb_find_text+0xd0/0x2a0
[ 1267.253687][   T12]  __strp_recv+0x1ee/0x1b70
[ 1267.253692][   T12]  ? rcu_lockdep_current_cpu_online+0x39/0x1b0
[ 1267.253702][   T12]  __tcp_read_sock+0x1a1/0x7c0
[ 1267.253706][   T12]  ? strp_process+0xb0/0xb0
[ 1267.253709][   T12]  ? tcp_cleanup_rbuf+0x1c0/0x1c0
[ 1267.253715][   T12]  strp_read_sock+0x20f/0x2b0
[ 1267.253718][   T12]  ? strp_stop+0x50/0x50
[ 1267.253719][   T12]  ? __lock_release.isra.0+0x59/0x170
[ 1267.253725][   T12]  ? lockdep_hardirqs_on+0x84/0x130
[ 1267.253726][   T12]  ? __local_bh_enable_ip+0xa3/0x140
[ 1267.253731][   T12]  strp_work+0x9f/0xe0
[ 1267.253733][   T12]  process_one_work+0xdf6/0x1410
[ 1267.253740][   T12]  ? pwq_dec_nr_in_flight+0x700/0x700
[ 1267.253742][   T12]  ? lock_acquire.part.0+0xbc/0x260
[ 1267.253749][   T12]  worker_thread+0x4eb/0xd60
[ 1267.253756][   T12]  ? rescuer_thread+0x1340/0x1340
[ 1267.253758][   T12]  kthread+0x30f/0x3f0
[ 1267.253761][   T12]  ? trace_irq_enable.constprop.0+0x13c/0x190
[ 1267.253765][   T12]  ? kthread_affine_node+0x150/0x150
[ 1267.253767][   T12]  ret_from_fork+0x472/0x6b0
[ 1267.253772][   T12]  ? arch_exit_to_user_mode_prepare.isra.0+0x140/0x140
[ 1267.253775][   T12]  ? __switch_to+0x538/0xcf0
[ 1267.253779][   T12]  ? kthread_affine_node+0x150/0x150
[ 1267.253782][   T12]  ret_from_fork_asm+0x11/0x20
[ 1267.253789][   T12]  </TASK>
[ 1267.395402][    C0] tun0: no available key for peer 4, key-id: 0
[ 1267.457210][    C0] tun0: no available key for peer 5, key-id: 0
[ 1267.539764][    C0] tun0: no available key for peer 6, key-id: 0
[ 1275.921486][ T9094] tun1: deleting peer with id 10, reason 4
[ 1275.923684][ T9100] tun3: deleting peer with id 12, reason 4
[ 1275.924275][ T9109] tun0: deleting peer with id 6, reason 4
[ 1275.924311][ T9111] tun6: deleting peer with id 15, reason 4
[ 1275.924347][ T9106] tun5: deleting peer with id 14, reason 4
[ 1275.925425][ T9103] tun4: deleting peer with id 13, reason 4
[ 1275.925442][ T9097] tun2: deleting peer with id 11, reason 4
[ 1275.930883][ T9109] tun0: deleting peer with id 5, reason 4
[ 1275.939090][ T9109] tun0: deleting peer with id 4, reason 4
[ 1275.948078][ T9109] tun0: deleting peer with id 3, reason 4
[ 1275.956073][ T9109] tun0: deleting peer with id 2, reason 4
[ 1275.964063][ T9109] tun0: deleting peer with id 1, reason 4