======================================
| [   12.908405][   T68] ------------[ cut here ]------------
| [   12.908813][   T68] RTNL: assertion failed at net/core/link_watch.c (59)
| [ 12.909063][ T68] WARNING: CPU: 2 PID: 68 at net/core/link_watch.c:59 default_operstate (net/core/link_watch.c:59 (discriminator 3))
| [   12.909387][   T68] Modules linked in: veth
[   12.909835][   T68] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   12.910436][   T68] Workqueue: netns cleanup_net
[ 12.910623][ T68] RIP: 0010:default_operstate (net/core/link_watch.c:59 (discriminator 3))
[ 12.910802][ T68] 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 d7 b3 48 c7 c7 a0 11 d7 b3 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 d7 b3 	mov    $0xffffffffb3d71160,%rsi
  1d:	48 c7 c7 a0 11 d7 b3 	mov    $0xffffffffb3d711a0,%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
[   12.911365][   T68] RSP: 0018:ffffc90000497a48 EFLAGS: 00010282
[   12.911582][   T68] RAX: 0000000000000000 RBX: ffff888004dac000 RCX: 1ffffffff68bb58c


Finger prints: