[ 188.662883][ C1] tun0: no available key for peer 1, key-id: 0 [ 188.873015][ C3] tun0: no available key for peer 4, key-id: 0 [ 188.947735][ T1436] tun0: no available key for peer 5, key-id: 0 [ 188.948072][ T1436] BUG: using smp_processor_id() in preemptible [00000000] code: kworker/u16:2/1436 [ 188.948382][ T1436] caller is ovpn_recv+0x192/0x2a0 [ovpn] [ 188.948544][ T1436] CPU: 1 UID: 0 PID: 1436 Comm: kworker/u16:2 Not tainted 7.0.0-rc5-virtme #1 PREEMPT(full) [ 188.948547][ T1436] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 188.948549][ T1436] Workqueue: kstrp strp_work [ 188.948557][ T1436] Call Trace: [ 188.948559][ T1436] [ 188.948561][ T1436] dump_stack_lvl+0x6f/0xa0 [ 188.948568][ T1436] check_preemption_disabled+0xdb/0xf0 [ 188.948574][ T1436] ovpn_recv+0x192/0x2a0 [ovpn] [ 188.948579][ T1436] ovpn_tcp_rcv+0x277/0x920 [ovpn] [ 188.948584][ T1436] ? ovpn_tcp_write_space+0x2b0/0x2b0 [ovpn] [ 188.948588][ T1436] ? ovpn_tcp_disconnect+0x10/0x10 [ovpn] [ 188.948592][ T1436] ? __napi_alloc_frag_align+0x330/0x470 [ 188.948598][ T1436] __strp_recv+0x1ee/0x1b70 [ 188.948603][ T1436] ? rcu_lockdep_current_cpu_online+0x39/0x1b0 [ 188.948610][ T1436] __tcp_read_sock+0x1a1/0x7c0 [ 188.948620][ T1436] ? strp_process+0xb0/0xb0 [ 188.948623][ T1436] ? tcp_cleanup_rbuf+0x1c0/0x1c0 [ 188.948629][ T1436] strp_read_sock+0x20f/0x2b0 [ 188.948632][ T1436] ? strp_stop+0x50/0x50 [ 188.948634][ T1436] ? __lock_release.isra.0+0x59/0x170 [ 188.948639][ T1436] ? lockdep_hardirqs_on+0x84/0x130 [ 188.948641][ T1436] ? __local_bh_enable_ip+0xa3/0x140 [ 188.948645][ T1436] strp_work+0x9f/0xe0 [ 188.948647][ T1436] process_one_work+0xdf6/0x1410 [ 188.948655][ T1436] ? pwq_dec_nr_in_flight+0x700/0x700 [ 188.948658][ T1436] ? lock_acquire.part.0+0xbc/0x260 [ 188.948664][ T1436] worker_thread+0x4eb/0xd60 [ 188.948669][ T1436] ? rescuer_thread+0x1340/0x1340 [ 188.948671][ T1436] ? __kthread_parkme+0xb3/0x200 [ 188.948675][ T1436] ? rescuer_thread+0x1340/0x1340 [ 188.948677][ T1436] kthread+0x30f/0x3f0 [ 188.948680][ T1436] ? trace_irq_enable.constprop.0+0x13c/0x190 [ 188.948684][ T1436] ? kthread_affine_node+0x150/0x150 [ 188.948686][ T1436] ret_from_fork+0x472/0x6b0 [ 188.948691][ T1436] ? arch_exit_to_user_mode_prepare.isra.0+0x140/0x140 [ 188.948694][ T1436] ? __switch_to+0x538/0xcf0 [ 188.948698][ T1436] ? kthread_affine_node+0x150/0x150 [ 188.948701][ T1436] ret_from_fork_asm+0x11/0x20 [ 188.948708][ T1436] WAIT TIMEOUT stderr Ctrl-C stderr Ctrl-C stderr