======================================
| [   15.492921][   T66] ------------[ cut here ]------------
| [   15.493523][   T66] RTNL: assertion failed at net/core/link_watch.c (59)
| [ 15.493866][ T66] WARNING: CPU: 1 PID: 66 at net/core/link_watch.c:59 default_operstate (net/core/link_watch.c:59 (discriminator 3))
| [   15.494751][   T66] Modules linked in: veth
[   15.495577][   T66] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   15.495944][   T66] Workqueue: netns cleanup_net
[ 15.496229][ T66] RIP: 0010:default_operstate (net/core/link_watch.c:59 (discriminator 3))
[ 15.496486][ T66] Code: 83 e4 01 0f 85 03 ff ff ff c6 05 17 5d 39 02 01 90 ba 3b 00 00 00 48 c7 c6 60 11 f7 9c 48 c7 c7 a0 11 f7 9c e8 43 00 eb fd 90 <0f> 0b 90 90 e9 d9 fe ff ff 48 89 ef e8 21 27 72 fe e9 f7 fd ff ff
All code
========
   0:	83 e4 01             	and    $0x1,%esp
   3:	0f 85 03 ff ff ff    	jne    0xffffffffffffff0c
   9:	c6 05 17 5d 39 02 01 	movb   $0x1,0x2395d17(%rip)        # 0x2395d27
  10:	90                   	nop
  11:	ba 3b 00 00 00       	mov    $0x3b,%edx
  16:	48 c7 c6 60 11 f7 9c 	mov    $0xffffffff9cf71160,%rsi
  1d:	48 c7 c7 a0 11 f7 9c 	mov    $0xffffffff9cf711a0,%rdi
  24:	e8 43 00 eb fd       	call   0xfffffffffdeb006c
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	90                   	nop
  2e:	e9 d9 fe ff ff       	jmp    0xffffffffffffff0c
  33:	48 89 ef             	mov    %rbp,%rdi
  36:	e8 21 27 72 fe       	call   0xfffffffffe72275c
  3b:	e9 f7 fd ff ff       	jmp    0xfffffffffffffe37

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	90                   	nop
   4:	e9 d9 fe ff ff       	jmp    0xfffffffffffffee2
   9:	48 89 ef             	mov    %rbp,%rdi
   c:	e8 21 27 72 fe       	call   0xfffffffffe722732
  11:	e9 f7 fd ff ff       	jmp    0xfffffffffffffe0d
[   15.497344][   T66] RSP: 0018:ffffc90000477a48 EFLAGS: 00010282
[   15.497671][   T66] RAX: 0000000000000000 RBX: ffff8880051c9000 RCX: 1ffffffff3afb58c


Finger prints: