[ 135.385738][ T1427] tun0: no available key for peer 3, key-id: 0 [ 135.386040][ T1427] BUG: using smp_processor_id() in preemptible [00000000] code: kworker/u16:2/1427 [ 135.386272][ T1427] caller is ovpn_recv+0x192/0x2a0 [ovpn] [ 135.386412][ T1427] CPU: 3 UID: 0 PID: 1427 Comm: kworker/u16:2 Not tainted 7.0.0-rc5-virtme #1 PREEMPT(full) [ 135.386416][ T1427] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 135.386418][ T1427] Workqueue: kstrp strp_work [ 135.386426][ T1427] Call Trace: [ 135.386427][ T1427] [ 135.386429][ T1427] dump_stack_lvl+0x6f/0xa0 [ 135.386436][ T1427] check_preemption_disabled+0xdb/0xf0 [ 135.386441][ T1427] ovpn_recv+0x192/0x2a0 [ovpn] [ 135.386446][ T1427] ovpn_tcp_rcv+0x277/0x920 [ovpn] [ 135.386451][ T1427] ? ovpn_tcp_write_space+0x2b0/0x2b0 [ovpn] [ 135.386455][ T1427] ? ovpn_tcp_disconnect+0x10/0x10 [ovpn] [ 135.386458][ T1427] ? skb_pp_frag_ref+0x440/0x440 [ 135.386463][ T1427] __strp_recv+0x1ee/0x1b70 [ 135.386468][ T1427] ? rcu_lockdep_current_cpu_online+0x39/0x1b0 [ 135.386474][ T1427] __tcp_read_sock+0x1a1/0x7c0 [ 135.386479][ T1427] ? strp_process+0xb0/0xb0 [ 135.386482][ T1427] ? tcp_cleanup_rbuf+0x1c0/0x1c0 [ 135.386487][ T1427] strp_read_sock+0x20f/0x2b0 [ 135.386490][ T1427] ? strp_stop+0x50/0x50 [ 135.386492][ T1427] ? __lock_release.isra.0+0x59/0x170 [ 135.386497][ T1427] ? lockdep_hardirqs_on+0x84/0x130 [ 135.386499][ T1427] ? __local_bh_enable_ip+0xa3/0x140 [ 135.386503][ T1427] strp_work+0x9f/0xe0 [ 135.386506][ T1427] process_one_work+0xdf6/0x1410 [ 135.386513][ T1427] ? pwq_dec_nr_in_flight+0x700/0x700 [ 135.386516][ T1427] ? lock_acquire.part.0+0xbc/0x260 [ 135.386522][ T1427] worker_thread+0x4eb/0xd60 [ 135.386526][ T1427] ? rescuer_thread+0x1340/0x1340 [ 135.386529][ T1427] ? __kthread_parkme+0xb3/0x200 [ 135.386533][ T1427] ? rescuer_thread+0x1340/0x1340 [ 135.386535][ T1427] kthread+0x30f/0x3f0 [ 135.386537][ T1427] ? trace_irq_enable.constprop.0+0x13c/0x190 [ 135.386541][ T1427] ? kthread_affine_node+0x150/0x150 [ 135.386544][ T1427] ret_from_fork+0x472/0x6b0 [ 135.386548][ T1427] ? arch_exit_to_user_mode_prepare.isra.0+0x140/0x140 [ 135.386552][ T1427] ? __switch_to+0x538/0xcf0 [ 135.386555][ T1427] ? kthread_affine_node+0x150/0x150 [ 135.386558][ T1427] ret_from_fork_asm+0x11/0x20 [ 135.386566][ T1427] [ 154.052276][ T1547] iperf3 (1547) used greatest stack depth: 23240 bytes left [ 156.299172][ T1572] tun0: deleting peer with id 1, reason 1 [ 156.357372][ T1573] tun1: deleting peer with id 10, reason 1 [ 158.894216][ T1587] tun0: deleting peer with id 2, reason 1 [ 158.934133][ T1588] tun2: deleting peer with id 11, reason 1 [ 161.561202][ T69] tun0: deleting peer with id 4, reason 2 [ 161.561736][ T69] tun0: deleting peer with id 3, reason 2 [ 161.562023][ T69] tun0: deleting peer with id 5, reason 2 [ 162.584934][ T69] tun0: deleting peer with id 6, reason 2 [ 167.705074][ T10] tun3: deleting peer with id 12, reason 2 [ 167.705284][ T34] tun4: deleting peer with id 13, reason 2 [ 167.768950][ T10] tun5: deleting peer with id 14, reason 2 [ 167.833954][ T34] tun6: deleting peer with id 15, reason 2