[ 9.988183][ T209] ------------[ cut here ]------------
[ 9.988402][ T209] workqueue: ovpn is using neither WQ_PERCPU or WQ_UNBOUND. Setting WQ_PERCPU.
[ 9.988650][ T209] WARNING: kernel/workqueue.c:5851 at __alloc_workqueue+0xa8b/0xe40, CPU#2: modprobe/209
[ 9.988908][ T209] Modules linked in: ovpn(+) ip6_udp_tunnel udp_tunnel
[ 9.989151][ T209] CPU: 2 UID: 0 PID: 209 Comm: modprobe Not tainted 7.2.0-rc6-virtme #1 PREEMPT(full)
[ 9.989430][ T209] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 9.989631][ T209] RIP: 0010:__alloc_workqueue+0xa8f/0xe40
[ 9.989815][ 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
[ 9.990319][ T209] RSP: 0018:ffa00000019e77f0 EFLAGS: 00010246
[ 9.990531][ T209] RAX: 0000000000000004 RBX: ffffffffc0231b60 RCX: 1ff400000033ceea
[ 9.990771][ T209] RDX: 0000000000000000 RSI: ff1100000a4e0370 RDI: ffffffffbc0e81e0
[ 9.991008][ T209] RBP: 0000000000000000 R08: ffffffffc0231b64 R09: 0000000000000000
[ 9.991239][ T209] R10: 0000000000000000 R11: ff1100000a4e0390 R12: ffa00000019e7890
[ 9.991493][ T209] R13: 0000000000000000 R14: ff1100000a4e0200 R15: ffffffffc022aac0
[ 9.991718][ T209] FS: 00007f32d9f4abc0(0000) GS:ff110000787c8000(0000) knlGS:0000000000000000
[ 9.991971][ T209] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 9.992167][ T209] CR2: 00007ffdaa35b568 CR3: 000000000c363004 CR4: 0000000000771ef0
[ 9.992410][ T209] PKRU: 55555554
[ 9.992547][ T209] Call Trace:
[ 9.992684][ T209]
[ 9.992793][ T209] ? udp_tunnel_nic_cleanup_module+0xb70/0xb70 [udp_tunnel]
[ 9.993019][ T209] alloc_workqueue_noprof+0xb3/0x100
[ 9.993184][ T209] ? alloc_workqueue_lockdep_map+0x130/0x130
[ 9.993398][ T209] ? do_one_initcall+0x11a/0x4f0
[ 9.993566][ T209] ovpn_init+0x1f/0xa0 [ovpn]
[ 9.993735][ T209] do_one_initcall+0x12b/0x4f0
[ 9.993899][ T209] ? trace_event_raw_event_initcall_level+0x280/0x280
[ 9.994088][ T209] ? kasan_save_track+0x14/0x30
[ 9.994256][ T209] ? do_init_module+0xae/0x8a0
[ 9.994490][ T209] ? kasan_unpoison+0x44/0x70
[ 9.994657][ T209] do_init_module+0x2ad/0x8a0
[ 9.994821][ T209] ? lockdep_hardirqs_on+0x8c/0x130
[ 9.994986][ T209] ? free_module+0x4a0/0x4a0
[ 9.995150][ T209] ? kfree+0x123/0x5a0
[ 9.995304][ T209] load_module+0x13fa/0x1ae0
[ 9.995478][ T209] ? layout_and_allocate.isra.0+0x680/0x680
[ 9.995672][ T209] ? __ia32_sys_fsconfig+0x180/0x180
[ 9.995837][ T209] ? backing_file_read_iter+0x541/0x790
[ 9.996005][ T209] init_module_from_file+0x11f/0x1a0
[ 9.996171][ T209] ? __do_sys_init_module+0x220/0x220
[ 9.996349][ T209] ? __lock_acquire+0x518/0xc20
[ 9.996515][ T209] ? ovl_set_dir_cache+0x19/0x50
[ 9.996684][ T209] ? __rwlock_init+0x150/0x150
[ 9.996849][ T209] ? do_raw_spin_unlock+0x59/0x250
[ 9.997015][ T209] idempotent_init_module+0x37b/0x7c0
[ 9.997180][ T209] ? init_module_from_file+0x1a0/0x1a0
[ 9.997371][ T209] ? rcu_is_watching+0x15/0xd0
[ 9.997538][ T209] ? cap_capable+0x1d7/0x3d0
[ 9.997705][ T209] __x64_sys_finit_module+0xdf/0x190
[ 9.997876][ T209] ? trace_irq_enable.constprop.0+0x9b/0x160
[ 9.998071][ T209] do_syscall_64+0x117/0x590
[ 9.998245][ T209] ? trace_hardirqs_off+0xd/0x30
[ 9.998439][ T209] ? exc_page_fault+0xee/0x100
[ 9.998617][ T209] entry_SYSCALL_64_after_hwframe+0x4b/0x53
[ 9.998819][ T209] RIP: 0033:0x7f32da04037d
[ 9.998997][ 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
[ 9.999499][ T209] RSP: 002b:00007ffdaa35e558 EFLAGS: 00000246 ORIG_RAX: 0000000000000139
[ 9.999736][ T209] RAX: ffffffffffffffda RBX: 000055f665d929c0 RCX: 00007f32da04037d
[ 9.999967][ T209] RDX: 0000000000000000 RSI: 000055f661c11ffd RDI: 0000000000000007
[ 10.000200][ T209] RBP: 00007ffdaa35e5f0 R08: 0000000000000000 R09: 0000000000000000
[ 10.000450][ T209] R10: 0000000000000000 R11: 0000000000000246 R12: 000055f661c11ffd
[ 10.000676][ T209] R13: 000055f665d92ae0 R14: 0000000000040000 R15: 0000000000000000
[ 10.000904][ T209]
[ 10.001037][ T209] irq event stamp: 70393
[ 10.001171][ T209] hardirqs last enabled at (70403): [] __up_console_sem+0x5a/0x70
[ 10.001453][ T209] hardirqs last disabled at (70414): [] __up_console_sem+0x3f/0x70
[ 10.001722][ T209] softirqs last enabled at (69776): [] handle_softirqs+0x5e5/0x8f0
[ 10.001975][ T209] softirqs last disabled at (69763): [] __irq_exit_rcu+0x103/0x1c0
[ 10.002235][ T209] ---[ end trace 0000000000000000 ]---
[ 14.483497][ T299] ip (299) used greatest stack depth: 24016 bytes left
[ 22.072896][ C3] tun0: no available key for peer 3, key-id: 0
[ 22.177297][ T426] tun0: no available key for peer 4, key-id: 0
[ 22.276243][ C3] tun0: no available key for peer 5, key-id: 0
[ 22.374488][ C2] tun0: no available key for peer 6, key-id: 0
[ 33.189672][ T628] iperf3 (628) used greatest stack depth: 22800 bytes left
[ 34.928975][ T722] tun0: deleting peer with id 1, reason 1
[ 35.008881][ T726] tun1: deleting peer with id 10, reason 1
[ 37.841588][ T774] tun0: deleting peer with id 2, reason 1
[ 37.932632][ T778] tun2: deleting peer with id 11, reason 1
[ 43.883388][ T66] tun0: deleting peer with id 4, reason 2
[ 43.883891][ T66] tun0: deleting peer with id 3, reason 2
[ 43.884132][ T66] tun0: deleting peer with id 5, reason 2
[ 43.884456][ T66] tun0: deleting peer with id 6, reason 2
[ 49.067546][ T66] tun3: deleting peer with id 12, reason 2
[ 49.130302][ T52] tun4: deleting peer with id 13, reason 2
[ 49.258295][ T11] tun5: deleting peer with id 14, reason 2
[ 49.323296][ T50] tun6: deleting peer with id 15, reason 2