[ 9.831106][ T208] ------------[ cut here ]------------
[ 9.831305][ T208] workqueue: ovpn is using neither WQ_PERCPU or WQ_UNBOUND. Setting WQ_PERCPU.
[ 9.831550][ T208] WARNING: kernel/workqueue.c:5851 at __alloc_workqueue+0xa8b/0xe40, CPU#2: modprobe/208
[ 9.831816][ T208] Modules linked in: ovpn(+) ip6_udp_tunnel udp_tunnel
[ 9.832133][ T208] CPU: 2 UID: 0 PID: 208 Comm: modprobe Not tainted 7.2.0-rc6-virtme #1 PREEMPT(full)
[ 9.832387][ T208] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 9.832585][ T208] RIP: 0010:__alloc_workqueue+0xa8f/0xe40
[ 9.832764][ T208] 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
[ 9.833242][ T208] RSP: 0018:ffa00000015677f0 EFLAGS: 00010246
[ 9.833439][ T208] RAX: 0000000000000004 RBX: ffffffffc02cab60 RCX: 1ff40000002aceea
[ 9.833666][ T208] RDX: 0000000000000000 RSI: ff1100000a47d770 RDI: ffffffff9b2e81e0
[ 9.833906][ T208] RBP: 0000000000000000 R08: ffffffffc02cab64 R09: 0000000000000000
[ 9.834129][ T208] R10: 0000000000000000 R11: ff1100000a47d790 R12: ffa0000001567890
[ 9.834350][ T208] R13: 0000000000000000 R14: ff1100000a47d600 R15: ffffffffc02c3ac0
[ 9.834573][ T208] FS: 00007f9dc1acebc0(0000) GS:ff110000995c8000(0000) knlGS:0000000000000000
[ 9.834835][ T208] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 9.835042][ T208] CR2: 00007ffe3a70fae8 CR3: 000000000a5ea005 CR4: 0000000000771ef0
[ 9.835265][ T208] PKRU: 55555554
[ 9.835399][ T208] Call Trace:
[ 9.835532][ T208]
[ 9.835640][ T208] ? udp_tunnel_nic_cleanup_module+0xb70/0xb70 [udp_tunnel]
[ 9.835874][ T208] alloc_workqueue_noprof+0xb3/0x100
[ 9.836054][ T208] ? alloc_workqueue_lockdep_map+0x130/0x130
[ 9.836248][ T208] ? do_one_initcall+0x11a/0x4f0
[ 9.836413][ T208] ovpn_init+0x1f/0xa0 [ovpn]
[ 9.836580][ T208] do_one_initcall+0x12b/0x4f0
[ 9.836746][ T208] ? trace_event_raw_event_initcall_level+0x280/0x280
[ 9.836950][ T208] ? kasan_save_track+0x14/0x30
[ 9.837119][ T208] ? do_init_module+0xae/0x8a0
[ 9.837281][ T208] ? kasan_unpoison+0x44/0x70
[ 9.837448][ T208] do_init_module+0x2ad/0x8a0
[ 9.837611][ T208] ? lockdep_hardirqs_on+0x8c/0x130
[ 9.837783][ T208] ? free_module+0x4a0/0x4a0
[ 9.837959][ T208] ? kfree+0x123/0x5a0
[ 9.838098][ T208] load_module+0x13fa/0x1ae0
[ 9.838266][ T208] ? layout_and_allocate.isra.0+0x680/0x680
[ 9.838457][ T208] ? __ia32_sys_fsconfig+0x180/0x180
[ 9.838622][ T208] ? backing_file_read_iter+0x541/0x790
[ 9.838799][ T208] init_module_from_file+0x11f/0x1a0
[ 9.838978][ T208] ? __do_sys_init_module+0x220/0x220
[ 9.839144][ T208] ? __lock_acquire+0x518/0xc20
[ 9.839310][ T208] ? ovl_set_dir_cache+0x1a/0x50
[ 9.839477][ T208] ? __rwlock_init+0x150/0x150
[ 9.839644][ T208] ? do_raw_spin_unlock+0x59/0x250
[ 9.839817][ T208] idempotent_init_module+0x37b/0x7c0
[ 9.839993][ T208] ? init_module_from_file+0x1a0/0x1a0
[ 9.840159][ T208] ? rcu_is_watching+0x15/0xd0
[ 9.840323][ T208] ? cap_capable+0x1d7/0x3d0
[ 9.840491][ T208] __x64_sys_finit_module+0xdf/0x190
[ 9.840652][ T208] ? trace_irq_enable.constprop.0+0x9b/0x160
[ 9.840852][ T208] do_syscall_64+0x117/0x590
[ 9.841027][ T208] ? trace_hardirqs_off+0xd/0x30
[ 9.841191][ T208] ? exc_page_fault+0xee/0x100
[ 9.841358][ T208] entry_SYSCALL_64_after_hwframe+0x4b/0x53
[ 9.841550][ T208] RIP: 0033:0x7f9dc1bc437d
[ 9.841726][ T208] 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
[ 9.842205][ T208] RSP: 002b:00007ffe3a712ad8 EFLAGS: 00000246 ORIG_RAX: 0000000000000139
[ 9.842429][ T208] RAX: ffffffffffffffda RBX: 000055d7d8c0d9c0 RCX: 00007f9dc1bc437d
[ 9.842649][ T208] RDX: 0000000000000000 RSI: 000055d7a0adaffd RDI: 0000000000000007
[ 9.842878][ T208] RBP: 00007ffe3a712b70 R08: 0000000000000000 R09: 0000000000000000
[ 9.843111][ T208] R10: 0000000000000000 R11: 0000000000000246 R12: 000055d7a0adaffd
[ 9.843335][ T208] R13: 000055d7d8c0dae0 R14: 0000000000040000 R15: 0000000000000000
[ 9.843562][ T208]
[ 9.843696][ T208] irq event stamp: 69501
[ 9.843837][ T208] hardirqs last enabled at (69511): [] __up_console_sem+0x5a/0x70
[ 9.844100][ T208] hardirqs last disabled at (69522): [] __up_console_sem+0x3f/0x70
[ 9.844351][ T208] softirqs last enabled at (68874): [] handle_softirqs+0x5e5/0x8f0
[ 9.844601][ T208] softirqs last disabled at (68749): [] __irq_exit_rcu+0x103/0x1c0
[ 9.844859][ T208] ---[ end trace 0000000000000000 ]---
[ 14.293419][ T299] ip (299) used greatest stack depth: 24224 bytes left
[ 27.804599][ T686] iperf3 (686) used greatest stack depth: 22512 bytes left
[ 29.443989][ T781] tun0: deleting peer with id 1, reason 1
[ 29.533852][ T785] tun1: deleting peer with id 10, reason 1
[ 32.370267][ T833] tun0: deleting peer with id 2, reason 1
[ 32.448131][ T837] tun2: deleting peer with id 11, reason 1
[ 37.420074][ T65] tun0: deleting peer with id 3, reason 2
[ 38.443907][ T65] tun0: deleting peer with id 4, reason 2
[ 38.444166][ T65] tun0: deleting peer with id 5, reason 2
[ 38.444409][ T65] tun0: deleting peer with id 6, reason 2
[ 43.628152][ T65] tun3: deleting peer with id 12, reason 2
[ 43.690928][ T65] tun4: deleting peer with id 13, reason 2
[ 43.754933][ T10] tun5: deleting peer with id 14, reason 2
[ 43.818933][ T52] tun6: deleting peer with id 15, reason 2