[ 10.843066][ T208] ------------[ cut here ]------------
[ 10.843273][ T208] workqueue: ovpn is using neither WQ_PERCPU or WQ_UNBOUND. Setting WQ_PERCPU.
[ 10.844025][ T208] WARNING: kernel/workqueue.c:5851 at __alloc_workqueue+0xa8b/0xe40, CPU#2: modprobe/208
[ 10.844410][ T208] Modules linked in: ovpn(+) ip6_udp_tunnel udp_tunnel
[ 10.844706][ T208] CPU: 2 UID: 0 PID: 208 Comm: modprobe Not tainted 7.2.0-rc6-virtme #1 PREEMPT(full)
[ 10.844978][ T208] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 10.845185][ T208] RIP: 0010:__alloc_workqueue+0xa8f/0xe40
[ 10.845379][ 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
[ 10.845890][ T208] RSP: 0018:ffa00000019677f0 EFLAGS: 00010246
[ 10.846099][ T208] RAX: 0000000000000004 RBX: ffffffffc056db60 RCX: 1ff400000032ceea
[ 10.846331][ T208] RDX: 0000000000000000 RSI: ff1100000ceeef70 RDI: ffffffff9c4e81e0
[ 10.846586][ T208] RBP: 0000000000000000 R08: ffffffffc056db64 R09: 0000000000000000
[ 10.846825][ T208] R10: 0000000000000000 R11: ff1100000ceeef90 R12: ffa0000001967890
[ 10.847061][ T208] R13: 0000000000000000 R14: ff1100000ceeee00 R15: ffffffffc0566ac0
[ 10.847299][ T208] FS: 00007f21be110bc0(0000) GS:ff110000983c8000(0000) knlGS:0000000000000000
[ 10.847590][ T208] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 10.847806][ T208] CR2: 00007ffe5a6a8808 CR3: 00000000089f0002 CR4: 0000000000771ef0
[ 10.848045][ T208] PKRU: 55555554
[ 10.848188][ T208] Call Trace:
[ 10.848331][ T208]
[ 10.848466][ T208] ? udp_tunnel_nic_cleanup_module+0xb70/0xb70 [udp_tunnel]
[ 10.848707][ T208] alloc_workqueue_noprof+0xb3/0x100
[ 10.848883][ T208] ? alloc_workqueue_lockdep_map+0x130/0x130
[ 10.849089][ T208] ? do_one_initcall+0x11a/0x4f0
[ 10.849264][ T208] ovpn_init+0x1f/0xa0 [ovpn]
[ 10.849461][ T208] do_one_initcall+0x12b/0x4f0
[ 10.849634][ T208] ? trace_event_raw_event_initcall_level+0x280/0x280
[ 10.849844][ T208] ? kasan_save_track+0x14/0x30
[ 10.850019][ T208] ? do_init_module+0xae/0x8a0
[ 10.850191][ T208] ? kasan_unpoison+0x44/0x70
[ 10.850377][ T208] do_init_module+0x2ad/0x8a0
[ 10.850560][ T208] ? lockdep_hardirqs_on+0x8c/0x130
[ 10.850745][ T208] ? free_module+0x4a0/0x4a0
[ 10.850919][ T208] ? kfree+0x123/0x5a0
[ 10.851064][ T208] load_module+0x13fa/0x1ae0
[ 10.851240][ T208] ? layout_and_allocate.isra.0+0x680/0x680
[ 10.851478][ T208] ? __ia32_sys_fsconfig+0x180/0x180
[ 10.851661][ T208] ? backing_file_read_iter+0x541/0x790
[ 10.851841][ T208] init_module_from_file+0x11f/0x1a0
[ 10.852017][ T208] ? __do_sys_init_module+0x220/0x220
[ 10.852190][ T208] ? __lock_acquire+0x518/0xc20
[ 10.852374][ T208] ? ovl_set_dir_cache+0x19/0x50
[ 10.852562][ T208] ? __rwlock_init+0x150/0x150
[ 10.852749][ T208] ? do_raw_spin_unlock+0x59/0x250
[ 10.852922][ T208] idempotent_init_module+0x37b/0x7c0
[ 10.853094][ T208] ? init_module_from_file+0x1a0/0x1a0
[ 10.853269][ T208] ? rcu_is_watching+0x15/0xd0
[ 10.853465][ T208] ? cap_capable+0x1d7/0x3d0
[ 10.853641][ T208] __x64_sys_finit_module+0xdf/0x190
[ 10.853818][ T208] ? trace_irq_enable.constprop.0+0x9b/0x160
[ 10.854026][ T208] do_syscall_64+0x117/0x590
[ 10.854198][ T208] ? trace_hardirqs_off+0xd/0x30
[ 10.854382][ T208] ? exc_page_fault+0xee/0x100
[ 10.854563][ T208] entry_SYSCALL_64_after_hwframe+0x4b/0x53
[ 10.854773][ T208] RIP: 0033:0x7f21be20637d
[ 10.854952][ 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
[ 10.855465][ T208] RSP: 002b:00007ffe5a6ab7f8 EFLAGS: 00000246 ORIG_RAX: 0000000000000139
[ 10.855710][ T208] RAX: ffffffffffffffda RBX: 000055906f3049c0 RCX: 00007f21be20637d
[ 10.855942][ T208] RDX: 0000000000000000 RSI: 000055904bf7cffd RDI: 0000000000000007
[ 10.856173][ T208] RBP: 00007ffe5a6ab890 R08: 0000000000000000 R09: 0000000000000000
[ 10.856420][ T208] R10: 0000000000000000 R11: 0000000000000246 R12: 000055904bf7cffd
[ 10.856664][ T208] R13: 000055906f304ae0 R14: 0000000000040000 R15: 0000000000000000
[ 10.856906][ T208]
[ 10.857047][ T208] irq event stamp: 61051
[ 10.857188][ T208] hardirqs last enabled at (61061): [] __up_console_sem+0x5a/0x70
[ 10.857480][ T208] hardirqs last disabled at (61072): [] __up_console_sem+0x3f/0x70
[ 10.857754][ T208] softirqs last enabled at (60420): [] handle_softirqs+0x5e5/0x8f0
[ 10.858020][ T208] softirqs last disabled at (60395): [] __irq_exit_rcu+0x103/0x1c0
[ 10.858285][ T208] ---[ end trace 0000000000000000 ]---
[ 16.990777][ T340] ip (340) used greatest stack depth: 24240 bytes left
[ 30.414104][ T680] iperf3 (680) used greatest stack depth: 23728 bytes left
[ 32.359113][ T774] tun0: deleting peer with id 1, reason 1
[ 32.448029][ T778] tun1: deleting peer with id 10, reason 1
[ 35.428502][ T826] tun0: deleting peer with id 2, reason 1
[ 35.553023][ T830] tun2: deleting peer with id 11, reason 1
[ 41.651698][ T65] tun0: deleting peer with id 4, reason 2
[ 41.652576][ T65] tun0: deleting peer with id 3, reason 2
[ 41.652974][ T65] tun0: deleting peer with id 5, reason 2
[ 41.653340][ T65] tun0: deleting peer with id 6, reason 2
[ 46.834896][ T11] tun3: deleting peer with id 12, reason 2
[ 46.898400][ T52] tun4: deleting peer with id 13, reason 2
[ 46.962392][ T52] tun5: deleting peer with id 14, reason 2
[ 47.091412][ T65] tun6: deleting peer with id 15, reason 2