[ 1318.393894][ T7097] tun0: no available key for peer 1, key-id: 0
[ 1318.394190][ T7097] BUG: using smp_processor_id() in preemptible [00000000] code: kworker/u16:1/7097
[ 1318.394406][ T7097] caller is ovpn_recv+0x192/0x2a0 [ovpn]
[ 1318.394537][ T7097] CPU: 1 UID: 0 PID: 7097 Comm: kworker/u16:1 Not tainted 7.0.0-rc3-virtme #1 PREEMPT(full) 
[ 1318.394540][ T7097] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 1318.394542][ T7097] Workqueue: kstrp strp_work
[ 1318.394550][ T7097] Call Trace:
[ 1318.394552][ T7097]  <TASK>
[ 1318.394554][ T7097]  dump_stack_lvl+0x6f/0xa0
[ 1318.394560][ T7097]  check_preemption_disabled+0xdb/0xf0
[ 1318.394565][ T7097]  ovpn_recv+0x192/0x2a0 [ovpn]
[ 1318.394570][ T7097]  ovpn_tcp_rcv+0x277/0x920 [ovpn]
[ 1318.394574][ T7097]  ? ovpn_tcp_write_space+0x2b0/0x2b0 [ovpn]
[ 1318.394578][ T7097]  ? ovpn_tcp_disconnect+0x10/0x10 [ovpn]
[ 1318.394581][ T7097]  ? __skb_ext_set+0x170/0x430
[ 1318.394586][ T7097]  __strp_recv+0x1ee/0x1b70
[ 1318.394591][ T7097]  ? lock_acquire.part.0+0xbc/0x260
[ 1318.394597][ T7097]  __tcp_read_sock+0x1a1/0x7c0
[ 1318.394601][ T7097]  ? strp_process+0xb0/0xb0
[ 1318.394604][ T7097]  ? tcp_cleanup_rbuf+0x1c0/0x1c0
[ 1318.394606][ T7097]  ? __lock_sock+0x192/0x200
[ 1318.394611][ T7097]  strp_read_sock+0x20f/0x2b0
[ 1318.394613][ T7097]  ? strp_stop+0x50/0x50
[ 1318.394615][ T7097]  ? __lock_release.isra.0+0x59/0x170
[ 1318.394618][ T7097]  ? lockdep_hardirqs_on+0x84/0x130
[ 1318.394620][ T7097]  ? __local_bh_enable_ip+0xa3/0x140
[ 1318.394624][ T7097]  strp_work+0x9f/0xe0
[ 1318.394626][ T7097]  process_one_work+0xd57/0x1390
[ 1318.394634][ T7097]  ? pwq_dec_nr_in_flight+0x700/0x700
[ 1318.394636][ T7097]  ? lock_acquire.part.0+0xbc/0x260
[ 1318.394643][ T7097]  worker_thread+0x4d6/0xd40
[ 1318.394647][ T7097]  ? rescuer_thread+0x1330/0x1330
[ 1318.394649][ T7097]  ? __kthread_parkme+0xb3/0x200
[ 1318.394653][ T7097]  ? rescuer_thread+0x1330/0x1330
[ 1318.394656][ T7097]  kthread+0x30f/0x3f0
[ 1318.394658][ T7097]  ? trace_irq_enable.constprop.0+0x13c/0x190
[ 1318.394661][ T7097]  ? kthread_affine_node+0x150/0x150
[ 1318.394664][ T7097]  ret_from_fork+0x472/0x6b0
[ 1318.394668][ T7097]  ? arch_exit_to_user_mode_prepare.isra.0+0x140/0x140
[ 1318.394672][ T7097]  ? __switch_to+0x538/0xcf0
[ 1318.394675][ T7097]  ? kthread_affine_node+0x150/0x150
[ 1318.394678][ T7097]  ret_from_fork_asm+0x11/0x20
[ 1318.394686][ T7097]  </TASK>
[ 1318.532866][    C3] tun0: no available key for peer 3, key-id: 0
[ 1318.672770][    C0] tun0: no available key for peer 5, key-id: 0
[ 1327.346438][ T9578] tun1: deleting peer with id 10, reason 4
[ 1327.348515][ T9595] tun6: deleting peer with id 15, reason 4
[ 1327.348541][ T9588] tun4: deleting peer with id 13, reason 4
[ 1327.349053][ T9591] tun5: deleting peer with id 14, reason 4
[ 1327.351394][ T9585] tun3: deleting peer with id 12, reason 4
[ 1327.352408][ T9581] tun2: deleting peer with id 11, reason 4
[ 1327.353534][ T9594] tun0: deleting peer with id 6, reason 4
[ 1327.366154][ T9594] tun0: deleting peer with id 5, reason 4
[ 1327.369495][ T9594] tun0: deleting peer with id 4, reason 4
[ 1327.371566][ T9594] tun0: deleting peer with id 3, reason 4
[ 1327.378488][ T9594] tun0: deleting peer with id 2, reason 4
[ 1327.386473][ T9594] tun0: deleting peer with id 1, reason 4