[ 1123.651027][   T12] tun0: no available key for peer 2, key-id: 0
[ 1123.651296][   T12] BUG: using smp_processor_id() in preemptible [00000000] code: kworker/u16:0/12
[ 1123.651545][   T12] caller is ovpn_recv+0x192/0x2a0 [ovpn]
[ 1123.651791][   T12] CPU: 1 UID: 0 PID: 12 Comm: kworker/u16:0 Not tainted 7.0.0-rc4-virtme #1 PREEMPT(full) 
[ 1123.651795][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 1123.651797][   T12] Workqueue: kstrp strp_work
[ 1123.651806][   T12] Call Trace:
[ 1123.651807][   T12]  <TASK>
[ 1123.651810][   T12]  dump_stack_lvl+0x6f/0xa0
[ 1123.651818][   T12]  check_preemption_disabled+0xdb/0xf0
[ 1123.651825][   T12]  ovpn_recv+0x192/0x2a0 [ovpn]
[ 1123.651830][   T12]  ovpn_tcp_rcv+0x277/0x920 [ovpn]
[ 1123.651836][   T12]  ? ovpn_tcp_write_space+0x2b0/0x2b0 [ovpn]
[ 1123.651841][   T12]  ? ovpn_tcp_disconnect+0x10/0x10 [ovpn]
[ 1123.651845][   T12]  ? skb_find_text+0x1d0/0x2a0
[ 1123.651851][   T12]  __strp_recv+0x1ee/0x1b70
[ 1123.651856][   T12]  ? rcu_lockdep_current_cpu_online+0x39/0x1b0
[ 1123.651863][   T12]  __tcp_read_sock+0x1a1/0x7c0
[ 1123.651867][   T12]  ? strp_process+0xb0/0xb0
[ 1123.651871][   T12]  ? tcp_cleanup_rbuf+0x1c0/0x1c0
[ 1123.651877][   T12]  strp_read_sock+0x20f/0x2b0
[ 1123.651880][   T12]  ? strp_stop+0x50/0x50
[ 1123.651882][   T12]  ? __lock_release.isra.0+0x59/0x170
[ 1123.651887][   T12]  ? lockdep_hardirqs_on+0x84/0x130
[ 1123.651890][   T12]  ? __local_bh_enable_ip+0xa3/0x140
[ 1123.651894][   T12]  strp_work+0x9f/0xe0
[ 1123.651896][   T12]  process_one_work+0xdf6/0x1410
[ 1123.651905][   T12]  ? pwq_dec_nr_in_flight+0x700/0x700
[ 1123.651908][   T12]  ? lock_acquire.part.0+0xbc/0x260
[ 1123.651916][   T12]  worker_thread+0x4eb/0xd60
[ 1123.651924][   T12]  ? rescuer_thread+0x1340/0x1340
[ 1123.651926][   T12]  kthread+0x30f/0x3f0
[ 1123.651929][   T12]  ? trace_irq_enable.constprop.0+0x13c/0x190
[ 1123.651933][   T12]  ? kthread_affine_node+0x150/0x150
[ 1123.651936][   T12]  ret_from_fork+0x472/0x6b0
[ 1123.651941][   T12]  ? arch_exit_to_user_mode_prepare.isra.0+0x140/0x140
[ 1123.651945][   T12]  ? __switch_to+0x538/0xcf0
[ 1123.651948][   T12]  ? kthread_affine_node+0x150/0x150
[ 1123.651952][   T12]  ret_from_fork_asm+0x11/0x20
[ 1123.651961][   T12]  </TASK>

WAIT TIMEOUT stderr

Ctrl-C stderr

Ctrl-C stderr