======================================
| [  183.322079][ T1487] eth3: renamed from r1h3
| [  194.211395][ T1560] ------------[ cut here ]------------
| [ 194.211738][ T1560] WARNING: CPU: 0 PID: 1560 at ./include/net/netdev_lock.h:17 netif_set_mtu_ext (./include/net/netdev_lock.h:17 ./include/net/netdev_lock.h:15 ./include/net/netdev_lock.h:25 net/core/dev.c:9610) 
| [  194.212297][ T1560] Modules linked in: xfrm_interface sha1_generic xfrm_user
[  194.213350][ T1560] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 194.213730][ T1560] RIP: 0010:netif_set_mtu_ext (./include/net/netdev_lock.h:17 ./include/net/netdev_lock.h:15 ./include/net/netdev_lock.h:25 net/core/dev.c:9610) 
[ 194.214023][ T1560] Code: 00 00 8b 05 97 05 bc 02 85 c0 0f 84 52 fe ff ff 48 8d bb c0 0c 00 00 be ff ff ff ff e8 fa fd 9b 00 85 c0 0f 85 39 fe ff ff 90 <0f> 0b 90 e9 30 fe ff ff 48 b8 00 00 00 00 00 fc ff df 4c 89 fa 48
All code
========
   0:	00 00                	add    %al,(%rax)
   2:	8b 05 97 05 bc 02    	mov    0x2bc0597(%rip),%eax        # 0x2bc059f
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb c0 0c 00 00 	lea    0xcc0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 fa fd 9b 00       	call   0x9bfe1b
  21:	85 c0                	test   %eax,%eax
  23:	0f 85 39 fe ff ff    	jne    0xfffffffffffffe62
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	e9 30 fe ff ff       	jmp    0xfffffffffffffe62
  32:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
  39:	fc ff df 
  3c:	4c 89 fa             	mov    %r15,%rdx
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	e9 30 fe ff ff       	jmp    0xfffffffffffffe38
   8:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
   f:	fc ff df 
  12:	4c 89 fa             	mov    %r15,%rdx
  15:	48                   	rex.W
[  194.215041][ T1560] RSP: 0018:ffffc90001257140 EFLAGS: 00010246
[  194.215397][ T1560] RAX: 0000000000000000 RBX: ffff8880126bc000 RCX: 0000000000000001
[  194.215823][ T1560] RDX: 0000000000000000 RSI: ffffffffb5110759 RDI: ffffffffb4858280
[  194.216251][ T1560] RBP: ffffc90001257228 R08: ffff88801176b800 R09: 0000000000000000
[  194.216682][ T1560] R10: ffffc900012575c8 R11: ffffffffb6473028 R12: 1ffff9200024ae2c
[  194.217100][ T1560] R13: 0000000000000514 R14: ffffc90001257880 R15: ffff888009d3dfe0
[  194.217521][ T1560] FS:  00007fe55219b800(0000) GS:ffff8880b5799000(0000) knlGS:0000000000000000
[  194.218500][ T1560] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  194.218872][ T1560] CR2: 00000000004e59f8 CR3: 000000000b484002 CR4: 0000000000772ef0
[  194.219297][ T1560] PKRU: 55555554
[  194.219511][ T1560] Call Trace:
[  194.219730][ T1560]  <TASK>
[ 194.219874][ T1560] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 194.220169][ T1560] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 194.220445][ T1560] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 194.220737][ T1560] ? __pfx_validate_linkmsg (net/core/rtnetlink.c:2660) 
[ 194.221018][ T1560] ? is_bpf_text_address (kernel/bpf/core.c:777) 
[ 194.221296][ T1560] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[ 194.221587][ T1560] do_setlink.constprop.0 (net/core/rtnetlink.c:3106) 
[ 194.221926][ T1560] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 194.222293][ T1560] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 194.222587][ T1560] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 194.222866][ T1560] ? __kernel_text_address (kernel/extable.c:79) 
[ 194.223146][ T1560] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 194.223429][ T1560] ? __mutex_trylock_common (./arch/x86/include/asm/atomic64_64.h:101 ./include/linux/atomic/atomic-arch-fallback.h:4296 ./include/linux/atomic/atomic-long.h:1482 ./include/linux/atomic/atomic-instrumented.h:4458 kernel/locking/mutex.c:113) 
[ 194.223734][ T1560] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 194.224082][ T1560] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 194.224369][ T1560] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 194.224655][ T1560] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 194.224931][ T1560] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 194.225209][ T1560] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 194.225485][ T1560] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 194.225770][ T1560] ? __create_object (mm/kmemleak.c:771) 
[ 194.226051][ T1560] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 194.226329][ T1560] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 194.226622][ T1560] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 194.226963][ T1560] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 194.227248][ T1560] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 194.227530][ T1560] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 194.227829][ T1560] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 194.228115][ T1560] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 194.228391][ T1560] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 194.228682][ T1560] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 194.228960][ T1560] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 194.229238][ T1560] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 194.229522][ T1560] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 194.229815][ T1560] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 194.230102][ T1560] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 194.230380][ T1560] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 194.230670][ T1560] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 194.230962][ T1560] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 194.231237][ T1560] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 ./include/net/netns/generic.h:48 net/netlink/af_netlink.c:333) 
[ 194.231516][ T1560] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[ 194.231810][ T1560] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 194.232088][ T1560] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 194.232369][ T1560] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 194.232661][ T1560] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 194.232946][ T1560] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 194.233230][ T1560] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 194.233507][ T1560] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 194.233792][ T1560] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 194.234148][ T1560] ___sys_sendmsg (net/socket.c:2670) 
[ 194.234421][ T1560] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 194.234702][ T1560] ? __call_rcu_common.constprop.0 (./arch/x86/include/asm/irqflags.h:26 ./arch/x86/include/asm/irqflags.h:109 ./arch/x86/include/asm/irqflags.h:127 kernel/rcu/tree.c:3096) 
[ 194.235055][ T1560] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 194.235336][ T1560] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 194.235627][ T1560] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 194.235915][ T1560] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 194.236198][ T1560] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 194.236474][ T1560] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 194.236775][ T1560] __sys_sendmsg (net/socket.c:2700) 
[ 194.237055][ T1560] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 194.237397][ T1560] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 194.237717][ T1560] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 194.238000][ T1560] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 194.238278][ T1560] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[  194.238629][ T1560] RIP: 0033:0x7fe5523681e7
[ 194.238921][ T1560] Code: 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b9 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 2e 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 89 54 24 1c 48 89 74 24 10
All code
========
   0:	0e                   	(bad)
   1:	00 f7                	add    %dh,%bh
   3:	d8 64 89 02          	fsubs  0x2(%rcx,%rcx,4)
   7:	48 c7 c0 ff ff ff ff 	mov    $0xffffffffffffffff,%rax
   e:	eb b9                	jmp    0xffffffffffffffc9
  10:	0f 1f 00             	nopl   (%rax)
  13:	f3 0f 1e fa          	endbr64
  17:	64 8b 04 25 18 00 00 	mov    %fs:0x18,%eax
  1e:	00 
  1f:	85 c0                	test   %eax,%eax
  21:	75 10                	jne    0x33
  23:	b8 2e 00 00 00       	mov    $0x2e,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax		<-- trapping instruction
  30:	77 51                	ja     0x83
  32:	c3                   	ret
  33:	48 83 ec 28          	sub    $0x28,%rsp
  37:	89 54 24 1c          	mov    %edx,0x1c(%rsp)
  3b:	48 89 74 24 10       	mov    %rsi,0x10(%rsp)

Code starting with the faulting instruction
===========================================
   0:	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax
   6:	77 51                	ja     0x59
   8:	c3                   	ret
   9:	48 83 ec 28          	sub    $0x28,%rsp
   d:	89 54 24 1c          	mov    %edx,0x1c(%rsp)
  11:	48 89 74 24 10       	mov    %rsi,0x10(%rsp)
[  194.239931][ T1560] RSP: 002b:00007ffd68ab0e38 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[  194.240354][ T1560] RAX: ffffffffffffffda RBX: 00007ffd68ab1570 RCX: 00007fe5523681e7
[  194.240780][ T1560] RDX: 0000000000000000 RSI: 00007ffd68ab0ea0 RDI: 0000000000000005
[  194.241207][ T1560] RBP: 0000000000000003 R08: 0000000000000003 R09: 0000000000000078
[  194.241635][ T1560] R10: 00007fe552265498 R11: 0000000000000246 R12: 0000000000000003
[  194.242055][ T1560] R13: 00000000686e4cee R14: 0000000000499600 R15: 0000000000000000
| [  195.152816][ T1572] ------------[ cut here ]------------
| [ 195.153173][ T1572] WARNING: CPU: 2 PID: 1572 at ./include/net/netdev_lock.h:17 netif_set_mtu_ext (./include/net/netdev_lock.h:17 ./include/net/netdev_lock.h:15 ./include/net/netdev_lock.h:25 net/core/dev.c:9610) 
| [  195.154838][ T1572] Modules linked in: xfrm_interface sha1_generic xfrm_user
| [  195.155880][ T1572] Tainted: [W]=WARN
[  195.156109][ T1572] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 195.156475][ T1572] RIP: 0010:netif_set_mtu_ext (./include/net/netdev_lock.h:17 ./include/net/netdev_lock.h:15 ./include/net/netdev_lock.h:25 net/core/dev.c:9610) 
[ 195.156794][ T1572] Code: 00 00 8b 05 97 05 bc 02 85 c0 0f 84 52 fe ff ff 48 8d bb c0 0c 00 00 be ff ff ff ff e8 fa fd 9b 00 85 c0 0f 85 39 fe ff ff 90 <0f> 0b 90 e9 30 fe ff ff 48 b8 00 00 00 00 00 fc ff df 4c 89 fa 48
All code
========
   0:	00 00                	add    %al,(%rax)
   2:	8b 05 97 05 bc 02    	mov    0x2bc0597(%rip),%eax        # 0x2bc059f
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb c0 0c 00 00 	lea    0xcc0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 fa fd 9b 00       	call   0x9bfe1b
  21:	85 c0                	test   %eax,%eax
  23:	0f 85 39 fe ff ff    	jne    0xfffffffffffffe62
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	e9 30 fe ff ff       	jmp    0xfffffffffffffe62
  32:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
  39:	fc ff df 
  3c:	4c 89 fa             	mov    %r15,%rdx
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	e9 30 fe ff ff       	jmp    0xfffffffffffffe38
   8:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
   f:	fc ff df 
  12:	4c 89 fa             	mov    %r15,%rdx
  15:	48                   	rex.W
[  195.157815][ T1572] RSP: 0018:ffffc90001297140 EFLAGS: 00010246
[  195.158177][ T1572] RAX: 0000000000000000 RBX: ffff88800b5c9000 RCX: 0000000000000001
[  195.158623][ T1572] RDX: 0000000000000000 RSI: ffffffffb5110759 RDI: ffffffffb4858280
[  195.159046][ T1572] RBP: ffffc90001297228 R08: ffff88800da25000 R09: 0000000000000000
[  195.159471][ T1572] R10: ffffc900012975c8 R11: ffffffffb6473028 R12: 1ffff92000252e2c
[  195.159913][ T1572] R13: 0000000000000546 R14: ffffc90001297880 R15: ffff88801147c760
[  195.160345][ T1572] FS:  00007f7050991800(0000) GS:ffff8880b5899000(0000) knlGS:0000000000000000
[  195.160853][ T1572] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  195.161212][ T1572] CR2: 00000000004e5a00 CR3: 000000000cbec002 CR4: 0000000000772ef0
[  195.161650][ T1572] PKRU: 55555554
[  195.161873][ T1572] Call Trace:
[  195.162092][ T1572]  <TASK>
[ 195.162245][ T1572] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 195.162554][ T1572] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 195.162845][ T1572] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 195.163141][ T1572] ? __pfx_validate_linkmsg (net/core/rtnetlink.c:2660) 
[ 195.163429][ T1572] ? is_bpf_text_address (kernel/bpf/core.c:777) 
[ 195.163731][ T1572] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[ 195.164023][ T1572] do_setlink.constprop.0 (net/core/rtnetlink.c:3106) 
[ 195.164329][ T1572] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 195.164701][ T1572] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 195.164993][ T1572] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 195.165277][ T1572] ? __kernel_text_address (kernel/extable.c:79) 
[ 195.165578][ T1572] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 195.165870][ T1572] ? __mutex_trylock_common (./arch/x86/include/asm/atomic64_64.h:101 ./include/linux/atomic/atomic-arch-fallback.h:4296 ./include/linux/atomic/atomic-long.h:1482 ./include/linux/atomic/atomic-instrumented.h:4458 kernel/locking/mutex.c:113) 
[ 195.166162][ T1572] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 195.166527][ T1572] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 195.166845][ T1572] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 195.167149][ T1572] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 195.167439][ T1572] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 195.167755][ T1572] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 195.168046][ T1572] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 195.168333][ T1572] ? __create_object (mm/kmemleak.c:771) 
[ 195.168634][ T1572] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 195.168934][ T1572] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 195.169224][ T1572] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 195.169589][ T1572] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 195.169886][ T1572] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 195.170179][ T1572] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 195.170468][ T1572] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 195.170776][ T1572] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 195.171063][ T1572] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 195.171359][ T1572] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 195.171664][ T1572] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 195.171955][ T1572] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 195.172243][ T1572] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 195.172548][ T1572] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 195.172845][ T1572] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 195.173139][ T1572] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 195.173435][ T1572] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 195.173751][ T1572] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 195.174038][ T1572] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 ./include/net/netns/generic.h:48 net/netlink/af_netlink.c:333) 
[ 195.174327][ T1572] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[ 195.174647][ T1572] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 195.174937][ T1572] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 195.175233][ T1572] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 195.175531][ T1572] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 195.175833][ T1572] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 195.176129][ T1572] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 195.176421][ T1572] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 195.176718][ T1572] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 195.177089][ T1572] ___sys_sendmsg (net/socket.c:2670) 
[ 195.177375][ T1572] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 195.177690][ T1572] ? __call_rcu_common.constprop.0 (./arch/x86/include/asm/irqflags.h:26 ./arch/x86/include/asm/irqflags.h:109 ./arch/x86/include/asm/irqflags.h:127 kernel/rcu/tree.c:3096) 
[ 195.178052][ T1572] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 195.178347][ T1572] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 195.178652][ T1572] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 195.178949][ T1572] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 195.179238][ T1572] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 195.179528][ T1572] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 195.179845][ T1572] __sys_sendmsg (net/socket.c:2700) 
[ 195.180136][ T1572] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 195.180488][ T1572] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 195.180809][ T1572] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 195.181102][ T1572] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 195.181395][ T1572] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[  195.181759][ T1572] RIP: 0033:0x7f7050b5e1e7
[ 195.182061][ T1572] Code: 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b9 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 2e 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 89 54 24 1c 48 89 74 24 10
All code
========
   0:	0e                   	(bad)
   1:	00 f7                	add    %dh,%bh
   3:	d8 64 89 02          	fsubs  0x2(%rcx,%rcx,4)
   7:	48 c7 c0 ff ff ff ff 	mov    $0xffffffffffffffff,%rax
   e:	eb b9                	jmp    0xffffffffffffffc9
  10:	0f 1f 00             	nopl   (%rax)
  13:	f3 0f 1e fa          	endbr64
  17:	64 8b 04 25 18 00 00 	mov    %fs:0x18,%eax
  1e:	00 
  1f:	85 c0                	test   %eax,%eax
  21:	75 10                	jne    0x33
  23:	b8 2e 00 00 00       	mov    $0x2e,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax		<-- trapping instruction
  30:	77 51                	ja     0x83
  32:	c3                   	ret
  33:	48 83 ec 28          	sub    $0x28,%rsp
  37:	89 54 24 1c          	mov    %edx,0x1c(%rsp)
  3b:	48 89 74 24 10       	mov    %rsi,0x10(%rsp)

Code starting with the faulting instruction
===========================================
   0:	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax
   6:	77 51                	ja     0x59
   8:	c3                   	ret
   9:	48 83 ec 28          	sub    $0x28,%rsp
   d:	89 54 24 1c          	mov    %edx,0x1c(%rsp)
  11:	48 89 74 24 10       	mov    %rsi,0x10(%rsp)
[  195.183084][ T1572] RSP: 002b:00007fff46b7e8d8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[  195.183513][ T1572] RAX: ffffffffffffffda RBX: 00007fff46b7f010 RCX: 00007f7050b5e1e7
[  195.183952][ T1572] RDX: 0000000000000000 RSI: 00007fff46b7e940 RDI: 0000000000000005
[  195.184376][ T1572] RBP: 0000000000000003 R08: 0000000000000003 R09: 0000000000000078
[  195.184814][ T1572] R10: 00007f7050a5b498 R11: 0000000000000246 R12: 0000000000000003
[  195.185238][ T1572] R13: 00000000686e4cef R14: 0000000000499600 R15: 0000000000000000
| [  196.133466][ T1584] ------------[ cut here ]------------
| [ 196.134091][ T1584] WARNING: CPU: 0 PID: 1584 at ./include/net/netdev_lock.h:17 netif_set_mtu_ext (./include/net/netdev_lock.h:17 ./include/net/netdev_lock.h:15 ./include/net/netdev_lock.h:25 net/core/dev.c:9610) 
| [  196.135889][ T1584] Modules linked in: xfrm_interface sha1_generic xfrm_user
| [  196.137800][ T1584] Tainted: [W]=WARN
[  196.138050][ T1584] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 196.138413][ T1584] RIP: 0010:netif_set_mtu_ext (./include/net/netdev_lock.h:17 ./include/net/netdev_lock.h:15 ./include/net/netdev_lock.h:25 net/core/dev.c:9610) 
[ 196.138726][ T1584] Code: 00 00 8b 05 97 05 bc 02 85 c0 0f 84 52 fe ff ff 48 8d bb c0 0c 00 00 be ff ff ff ff e8 fa fd 9b 00 85 c0 0f 85 39 fe ff ff 90 <0f> 0b 90 e9 30 fe ff ff 48 b8 00 00 00 00 00 fc ff df 4c 89 fa 48
All code
========
   0:	00 00                	add    %al,(%rax)
   2:	8b 05 97 05 bc 02    	mov    0x2bc0597(%rip),%eax        # 0x2bc059f
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb c0 0c 00 00 	lea    0xcc0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 fa fd 9b 00       	call   0x9bfe1b
  21:	85 c0                	test   %eax,%eax
  23:	0f 85 39 fe ff ff    	jne    0xfffffffffffffe62
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	e9 30 fe ff ff       	jmp    0xfffffffffffffe62
  32:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
  39:	fc ff df 
  3c:	4c 89 fa             	mov    %r15,%rdx
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	e9 30 fe ff ff       	jmp    0xfffffffffffffe38
   8:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
   f:	fc ff df 
  12:	4c 89 fa             	mov    %r15,%rdx
  15:	48                   	rex.W
[  196.139743][ T1584] RSP: 0018:ffffc90001307140 EFLAGS: 00010246
[  196.140114][ T1584] RAX: 0000000000000000 RBX: ffff88800d5a1000 RCX: 0000000000000001
[  196.140552][ T1584] RDX: 0000000000000000 RSI: ffffffffb5110759 RDI: ffffffffb4858280
[  196.140984][ T1584] RBP: ffffc90001307228 R08: ffff88800f3d6800 R09: 0000000000000000
[  196.141407][ T1584] R10: ffffc900013075c8 R11: ffffffffb6473028 R12: 1ffff92000260e2c
[  196.141849][ T1584] R13: 0000000000000578 R14: ffffc90001307880 R15: ffff88800ca734e0
[  196.142269][ T1584] FS:  00007f2c3a152800(0000) GS:ffff8880b5799000(0000) knlGS:0000000000000000
[  196.142770][ T1584] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  196.143125][ T1584] CR2: 00000000004e5a08 CR3: 0000000009d63001 CR4: 0000000000772ef0
[  196.143561][ T1584] PKRU: 55555554
[  196.143780][ T1584] Call Trace:
[  196.143989][ T1584]  <TASK>
[ 196.144133][ T1584] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 196.144423][ T1584] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 196.144713][ T1584] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 196.144997][ T1584] ? __pfx_validate_linkmsg (net/core/rtnetlink.c:2660) 
[ 196.145283][ T1584] ? is_bpf_text_address (kernel/bpf/core.c:777) 
[ 196.145574][ T1584] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[ 196.145871][ T1584] do_setlink.constprop.0 (net/core/rtnetlink.c:3106) 
[ 196.146155][ T1584] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 196.146508][ T1584] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 196.146802][ T1584] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 196.147089][ T1584] ? __kernel_text_address (kernel/extable.c:79) 
[ 196.147370][ T1584] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 196.147680][ T1584] ? __mutex_trylock_common (./arch/x86/include/asm/atomic64_64.h:101 ./include/linux/atomic/atomic-arch-fallback.h:4296 ./include/linux/atomic/atomic-long.h:1482 ./include/linux/atomic/atomic-instrumented.h:4458 kernel/locking/mutex.c:113) 
[ 196.147971][ T1584] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 196.148318][ T1584] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 196.148614][ T1584] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 196.148901][ T1584] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 196.149185][ T1584] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 196.149476][ T1584] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 196.149775][ T1584] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 196.150072][ T1584] ? __create_object (mm/kmemleak.c:771) 
[ 196.150358][ T1584] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 196.150657][ T1584] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 196.150947][ T1584] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 196.151297][ T1584] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 196.151598][ T1584] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 196.151894][ T1584] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 196.152175][ T1584] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 196.152475][ T1584] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 196.152776][ T1584] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 196.153054][ T1584] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 196.153338][ T1584] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 196.153628][ T1584] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 196.153917][ T1584] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 196.154198][ T1584] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 196.154480][ T1584] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 196.154782][ T1584] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 196.155062][ T1584] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 196.155352][ T1584] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 196.155641][ T1584] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 ./include/net/netns/generic.h:48 net/netlink/af_netlink.c:333) 
[ 196.155923][ T1584] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[ 196.156205][ T1584] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 196.156496][ T1584] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 196.156793][ T1584] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 196.157073][ T1584] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 196.157351][ T1584] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 196.157658][ T1584] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 196.157975][ T1584] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 196.158255][ T1584] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 196.158640][ T1584] ___sys_sendmsg (net/socket.c:2670) 
[ 196.158922][ T1584] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 196.159216][ T1584] ? __call_rcu_common.constprop.0 (./arch/x86/include/asm/irqflags.h:26 ./arch/x86/include/asm/irqflags.h:109 ./arch/x86/include/asm/irqflags.h:127 kernel/rcu/tree.c:3096) 
[ 196.159575][ T1584] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 196.159861][ T1584] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 196.160142][ T1584] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 196.160432][ T1584] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 196.160723][ T1584] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 196.161011][ T1584] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 196.161295][ T1584] __sys_sendmsg (net/socket.c:2700) 
[ 196.161589][ T1584] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 196.161933][ T1584] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 196.162227][ T1584] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 196.162507][ T1584] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 196.162798][ T1584] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[  196.163149][ T1584] RIP: 0033:0x7f2c3a31f1e7
[ 196.163440][ T1584] Code: 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b9 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 2e 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 89 54 24 1c 48 89 74 24 10
All code
========
   0:	0e                   	(bad)
   1:	00 f7                	add    %dh,%bh
   3:	d8 64 89 02          	fsubs  0x2(%rcx,%rcx,4)
   7:	48 c7 c0 ff ff ff ff 	mov    $0xffffffffffffffff,%rax
   e:	eb b9                	jmp    0xffffffffffffffc9
  10:	0f 1f 00             	nopl   (%rax)
  13:	f3 0f 1e fa          	endbr64
  17:	64 8b 04 25 18 00 00 	mov    %fs:0x18,%eax
  1e:	00 
  1f:	85 c0                	test   %eax,%eax
  21:	75 10                	jne    0x33
  23:	b8 2e 00 00 00       	mov    $0x2e,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax		<-- trapping instruction
  30:	77 51                	ja     0x83
  32:	c3                   	ret
  33:	48 83 ec 28          	sub    $0x28,%rsp
  37:	89 54 24 1c          	mov    %edx,0x1c(%rsp)
  3b:	48 89 74 24 10       	mov    %rsi,0x10(%rsp)

Code starting with the faulting instruction
===========================================
   0:	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax
   6:	77 51                	ja     0x59
   8:	c3                   	ret
   9:	48 83 ec 28          	sub    $0x28,%rsp
   d:	89 54 24 1c          	mov    %edx,0x1c(%rsp)
  11:	48 89 74 24 10       	mov    %rsi,0x10(%rsp)
[  196.164448][ T1584] RSP: 002b:00007ffdc9d65798 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[  196.164880][ T1584] RAX: ffffffffffffffda RBX: 00007ffdc9d65ed0 RCX: 00007f2c3a31f1e7
[  196.165304][ T1584] RDX: 0000000000000000 RSI: 00007ffdc9d65800 RDI: 0000000000000005
[  196.165736][ T1584] RBP: 0000000000000003 R08: 0000000000000003 R09: 0000000000000078
[  196.166157][ T1584] R10: 00007f2c3a21c498 R11: 0000000000000246 R12: 0000000000000003


Finger prints:
netif_set_mtu_ext:rtnl_newlink:rtnetlink_rcv_msg:netlink_rcv_skb:netlink_unicast