[ 1221.900824][ C2] tun0: no available key for peer 2, key-id: 0 [ 1221.935641][ T12] tun0: no available key for peer 3, key-id: 0 [ 1221.935952][ T12] BUG: using smp_processor_id() in preemptible [00000000] code: kworker/u16:0/12 [ 1221.936416][ T12] caller is ovpn_recv+0x193/0x2b0 [ovpn] [ 1221.936569][ T12] CPU: 2 UID: 0 PID: 12 Comm: kworker/u16:0 Not tainted 7.0.0-rc6-virtme #1 PREEMPT(full) [ 1221.936573][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 1221.936575][ T12] Workqueue: kstrp strp_work [ 1221.936583][ T12] Call Trace: [ 1221.936585][ T12] [ 1221.936587][ T12] dump_stack_lvl+0x6f/0xa0 [ 1221.936593][ T12] check_preemption_disabled+0xdb/0xf0 [ 1221.936598][ T12] ovpn_recv+0x193/0x2b0 [ovpn] [ 1221.936604][ T12] ovpn_tcp_rcv+0x279/0x910 [ovpn] [ 1221.936608][ T12] ? ovpn_tcp_write_space+0x2e0/0x2e0 [ovpn] [ 1221.936611][ T12] ? __copy_skb_header+0xb7/0x440 [ 1221.936615][ T12] ? ovpn_tcp_disconnect+0x10/0x10 [ovpn] [ 1221.936618][ T12] ? __alloc_skb+0x5c0/0x5f0 [ 1221.936626][ T12] __strp_recv+0x20f/0x1c30 [ 1221.936630][ T12] ? rcu_lockdep_current_cpu_online+0x39/0x1b0 [ 1221.936636][ T12] __tcp_read_sock+0x1c7/0x850 [ 1221.936641][ T12] ? strp_process+0xb0/0xb0 [ 1221.936644][ T12] ? tcp_cleanup_rbuf+0x1c0/0x1c0 [ 1221.936649][ T12] strp_read_sock+0x20f/0x2b0 [ 1221.936652][ T12] ? strp_stop+0x50/0x50 [ 1221.936653][ T12] ? __lock_release.isra.0+0x6b/0x1a0 [ 1221.936658][ T12] ? lockdep_hardirqs_on+0x8c/0x130 [ 1221.936660][ T12] ? __local_bh_enable_ip+0xa5/0x140 [ 1221.936664][ T12] strp_work+0x9f/0xe0 [ 1221.936666][ T12] process_one_work+0xdf5/0x1410 [ 1221.936673][ T12] ? pwq_dec_nr_in_flight+0x710/0x710 [ 1221.936675][ T12] ? lock_acquire.part.0+0xbc/0x260 [ 1221.936681][ T12] worker_thread+0x4f1/0xd60 [ 1221.936687][ T12] ? rescuer_thread+0x1320/0x1320 [ 1221.936690][ T12] kthread+0x364/0x460 [ 1221.936692][ T12] ? trace_irq_enable.constprop.0+0x9b/0x180 [ 1221.936695][ T12] ? kthread_affine_node+0x330/0x330 [ 1221.936698][ T12] ret_from_fork+0x474/0x6b0 [ 1221.936702][ T12] ? arch_exit_to_user_mode_prepare.isra.0+0x140/0x140 [ 1221.936705][ T12] ? __switch_to+0x540/0xd10 [ 1221.936708][ T12] ? kthread_affine_node+0x330/0x330 [ 1221.936711][ T12] ret_from_fork_asm+0x11/0x20 [ 1221.936719][ T12] [ 1222.031450][ C1] tun0: no available key for peer 5, key-id: 0 WAIT TIMEOUT stderr Ctrl-C stderr Ctrl-C stderr