[  932.861290][    C3] tun0: no available key for peer 1, key-id: 0
[  933.001835][    C2] tun0: no available key for peer 3, key-id: 0
[  933.086013][ T2153] tun0: no available key for peer 4, key-id: 0
[  933.086326][ T2153] BUG: using smp_processor_id() in preemptible [00000000] code: kworker/u16:2/2153
[  933.086549][ T2153] caller is ovpn_recv+0x192/0x2a0 [ovpn]
[  933.086690][ T2153] CPU: 0 UID: 0 PID: 2153 Comm: kworker/u16:2 Not tainted 7.0.0-rc1-virtme #1 PREEMPT(full) 
[  933.086694][ T2153] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  933.086695][ T2153] Workqueue: kstrp strp_work
[  933.086703][ T2153] Call Trace:
[  933.086705][ T2153]  <TASK>
[  933.086706][ T2153]  dump_stack_lvl+0x6f/0xa0
[  933.086713][ T2153]  check_preemption_disabled+0xdb/0xf0
[  933.086718][ T2153]  ovpn_recv+0x192/0x2a0 [ovpn]
[  933.086723][ T2153]  ovpn_tcp_rcv+0x277/0x920 [ovpn]
[  933.086728][ T2153]  ? ovpn_tcp_write_space+0x2b0/0x2b0 [ovpn]
[  933.086732][ T2153]  ? ovpn_tcp_disconnect+0x10/0x10 [ovpn]
[  933.086735][ T2153]  ? __skb_to_sgvec+0xf0/0xa50
[  933.086740][ T2153]  __strp_recv+0x1ee/0x1b70
[  933.086745][ T2153]  ? rcu_lockdep_current_cpu_online+0x39/0x1b0
[  933.086751][ T2153]  __tcp_read_sock+0x1a1/0x7c0
[  933.086755][ T2153]  ? strp_process+0xb0/0xb0
[  933.086758][ T2153]  ? tcp_cleanup_rbuf+0x1c0/0x1c0
[  933.086764][ T2153]  strp_read_sock+0x20f/0x2b0
[  933.086766][ T2153]  ? strp_stop+0x50/0x50
[  933.086768][ T2153]  ? __lock_release.isra.0+0x59/0x170
[  933.086773][ T2153]  ? lockdep_hardirqs_on+0x84/0x130
[  933.086775][ T2153]  ? __local_bh_enable_ip+0xa3/0x140
[  933.086779][ T2153]  strp_work+0x9f/0xe0
[  933.086781][ T2153]  process_one_work+0xd57/0x1390
[  933.086788][ T2153]  ? pwq_dec_nr_in_flight+0x700/0x700
[  933.086790][ T2153]  ? lock_acquire.part.0+0xbc/0x260
[  933.086797][ T2153]  worker_thread+0x4d6/0xd40
[  933.086804][ T2153]  ? rescuer_thread+0x1330/0x1330
[  933.086806][ T2153]  kthread+0x30f/0x3f0
[  933.086809][ T2153]  ? trace_irq_enable.constprop.0+0x13c/0x190
[  933.086812][ T2153]  ? kthread_affine_node+0x150/0x150
[  933.086815][ T2153]  ret_from_fork+0x472/0x6b0
[  933.086819][ T2153]  ? arch_exit_to_user_mode_prepare.isra.0+0x140/0x140
[  933.086823][ T2153]  ? __switch_to+0x538/0xcf0
[  933.086826][ T2153]  ? kthread_affine_node+0x150/0x150
[  933.086828][ T2153]  ret_from_fork_asm+0x11/0x20
[  933.086836][ T2153]  </TASK>
[  933.163468][    C0] tun0: no available key for peer 5, key-id: 0
[  933.261372][    C0] tun0: no available key for peer 6, key-id: 0

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