[ 10.232899][ T209] ------------[ cut here ]------------
[ 10.233061][ T209] workqueue: ovpn is using neither WQ_PERCPU or WQ_UNBOUND. Setting WQ_PERCPU.
[ 10.233275][ T209] WARNING: kernel/workqueue.c:5851 at __alloc_workqueue+0xa8b/0xe40, CPU#1: modprobe/209
[ 10.233505][ T209] Modules linked in: ovpn(+) ip6_udp_tunnel udp_tunnel
[ 10.233708][ T209] CPU: 1 UID: 0 PID: 209 Comm: modprobe Not tainted 7.2.0-rc6-virtme #1 PREEMPT(full)
[ 10.233933][ T209] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 10.234091][ T209] RIP: 0010:__alloc_workqueue+0xa8f/0xe40
[ 10.234226][ T209] Code: 80 fb 01 0f 87 24 3e 9f ff 83 e3 01 0f 84 2f 3e 9f ff 89 e8 25 02 01 00 00 0f 85 b8 f7 ff ff 48 8d 3d c5 ca ea 03 48 8b 34 24 <67> 48 0f b9 3a 31 db 81 cd 00 01 00 00 e9 ab f7 ff ff 90 0f 0b 90
[ 10.234686][ T209] RSP: 0018:ffa00000019777f0 EFLAGS: 00010246
[ 10.234845][ T209] RAX: 0000000000000004 RBX: ffffffffc029db60 RCX: 1ff400000032eeea
[ 10.235032][ T209] RDX: 0000000000000000 RSI: ff1100000c1bb370 RDI: ffffffff8cee81e0
[ 10.235227][ T209] RBP: 0000000000000000 R08: ffffffffc029db64 R09: 0000000000000000
[ 10.235418][ T209] R10: 0000000000000000 R11: ff1100000c1bb390 R12: ffa0000001977890
[ 10.235611][ T209] R13: 0000000000000000 R14: ff1100000c1bb200 R15: ffffffffc0296ac0
[ 10.235801][ T209] FS: 00007f3fe4b01bc0(0000) GS:ff110000a7948000(0000) knlGS:0000000000000000
[ 10.236023][ T209] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 10.236181][ T209] CR2: 000055ce3bcea8c8 CR3: 000000000c0ef005 CR4: 0000000000771ef0
[ 10.236375][ T209] PKRU: 55555554
[ 10.236474][ T209] Call Trace:
[ 10.236568][ T209]
[ 10.236636][ T209] ? udp_tunnel_nic_cleanup_module+0xb70/0xb70 [udp_tunnel]
[ 10.236824][ T209] alloc_workqueue_noprof+0xb3/0x100
[ 10.236949][ T209] ? alloc_workqueue_lockdep_map+0x130/0x130
[ 10.237109][ T209] ? do_one_initcall+0x11a/0x4f0
[ 10.237237][ T209] ovpn_init+0x1f/0xa0 [ovpn]
[ 10.237367][ T209] do_one_initcall+0x12b/0x4f0
[ 10.237497][ T209] ? trace_event_raw_event_initcall_level+0x280/0x280
[ 10.237651][ T209] ? kasan_save_track+0x14/0x30
[ 10.237776][ T209] ? do_init_module+0xae/0x8a0
[ 10.237900][ T209] ? kasan_unpoison+0x44/0x70
[ 10.238025][ T209] do_init_module+0x2ad/0x8a0
[ 10.238149][ T209] ? lockdep_hardirqs_on+0x8c/0x130
[ 10.238277][ T209] ? free_module+0x4a0/0x4a0
[ 10.238400][ T209] ? kfree+0x123/0x5a0
[ 10.238553][ T209] load_module+0x13fa/0x1ae0
[ 10.238679][ T209] ? layout_and_allocate.isra.0+0x680/0x680
[ 10.238833][ T209] ? __ia32_sys_fsconfig+0x180/0x180
[ 10.238958][ T209] ? backing_file_read_iter+0x541/0x790
[ 10.239083][ T209] init_module_from_file+0x11f/0x1a0
[ 10.239205][ T209] ? __do_sys_init_module+0x220/0x220
[ 10.239332][ T209] ? __lock_acquire+0x518/0xc20
[ 10.239456][ T209] ? ovl_set_dir_cache+0x18/0x50
[ 10.239640][ T209] ? __rwlock_init+0x150/0x150
[ 10.239764][ T209] ? do_raw_spin_unlock+0x59/0x250
[ 10.239887][ T209] idempotent_init_module+0x37b/0x7c0
[ 10.240012][ T209] ? init_module_from_file+0x1a0/0x1a0
[ 10.240139][ T209] ? rcu_is_watching+0x15/0xd0
[ 10.240271][ T209] ? cap_capable+0x1d7/0x3d0
[ 10.240400][ T209] __x64_sys_finit_module+0xdf/0x190
[ 10.240579][ T209] ? trace_irq_enable.constprop.0+0x9b/0x160
[ 10.240734][ T209] do_syscall_64+0x117/0x590
[ 10.240856][ T209] ? trace_hardirqs_off+0xd/0x30
[ 10.240978][ T209] ? exc_page_fault+0xee/0x100
[ 10.241100][ T209] entry_SYSCALL_64_after_hwframe+0x4b/0x53
[ 10.241253][ T209] RIP: 0033:0x7f3fe4bf737d
[ 10.241391][ T209] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d 4b aa 0f 00 f7 d8 64 89 01 48
[ 10.241886][ T209] RSP: 002b:00007ffc948971b8 EFLAGS: 00000246 ORIG_RAX: 0000000000000139
[ 10.242070][ T209] RAX: ffffffffffffffda RBX: 0000564d83d7d9c0 RCX: 00007f3fe4bf737d
[ 10.242259][ T209] RDX: 0000000000000000 RSI: 0000564d6d479ffd RDI: 0000000000000007
[ 10.242446][ T209] RBP: 00007ffc94897250 R08: 0000000000000000 R09: 0000000000000000
[ 10.242682][ T209] R10: 0000000000000000 R11: 0000000000000246 R12: 0000564d6d479ffd
[ 10.242867][ T209] R13: 0000564d83d7dae0 R14: 0000000000040000 R15: 0000000000000000
[ 10.243059][ T209]
[ 10.243153][ T209] irq event stamp: 65649
[ 10.243246][ T209] hardirqs last enabled at (65657): [] __up_console_sem+0x5a/0x70
[ 10.243516][ T209] hardirqs last disabled at (65760): [] __up_console_sem+0x3f/0x70
[ 10.243730][ T209] softirqs last enabled at (65758): [] handle_softirqs+0x5e5/0x8f0
[ 10.243946][ T209] softirqs last disabled at (65665): [] __irq_exit_rcu+0x103/0x1c0
[ 10.244159][ T209] ---[ end trace 0000000000000000 ]---
[ 18.450417][ C2] tun0: no available key for peer 2, key-id: 0
[ 18.658568][ C1] tun0: no available key for peer 4, key-id: 0
[ 18.760120][ C3] tun0: no available key for peer 5, key-id: 0
[ 25.009090][ T484] iperf3 (484) used greatest stack depth: 22704 bytes left
[ 25.233601][ T363] tun2: deleting peer with id 11, reason 4
[ 25.236369][ T356] tun1: deleting peer with id 10, reason 4
[ 25.237110][ T377] tun4: deleting peer with id 13, reason 4
[ 25.237185][ T392] tun6: deleting peer with id 15, reason 4
[ 25.237745][ T384] tun5: deleting peer with id 14, reason 4
[ 25.238333][ T370] tun3: deleting peer with id 12, reason 4
[ 25.238454][ T391] tun0: deleting peer with id 6, reason 4
[ 25.244796][ T391] tun0: deleting peer with id 5, reason 4
[ 25.248828][ T391] tun0: deleting peer with id 4, reason 4
[ 25.259062][ T391] tun0: deleting peer with id 3, reason 4
[ 25.267822][ T391] tun0: deleting peer with id 2, reason 4
[ 25.274866][ T391] tun0: deleting peer with id 1, reason 4