======================================
| [   21.288841][  T326] br1: port 1(vx1) entered forwarding state
| [   21.289956][  T326] ------------[ cut here ]------------
| [ 21.290269][ T326] WARNING: CPU: 3 PID: 326 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) 
| [   21.291891][  T326] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel bridge stp llc sch_ingress vrf veth
[   21.293076][  T326] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 21.293464][ T326] 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) 
[ 21.293798][ T326] Code: 00 00 8b 05 b7 bb 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 fa 61 7b 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 b7 bb 3a 02    	mov    0x23abbb7(%rip),%eax        # 0x23abbbf
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb a0 0c 00 00 	lea    0xca0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 fa 61 7b 00       	call   0x7b621b
  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
[   21.294893][  T326] RSP: 0018:ffffc90000616ef0 EFLAGS: 00010246
[   21.295284][  T326] RAX: 0000000000000000 RBX: ffff888009612000 RCX: 0000000000000001
[   21.295755][  T326] RDX: 0000000000000000 RSI: ffffffff8d69b939 RDI: ffffffff8ce555e0
[   21.296231][  T326] RBP: ffffc90000616fe0 R08: 0000000000000000 R09: 0000000000000000
[   21.296692][  T326] R10: ffffc90000617010 R11: ffffffff8e4a8918 R12: 1ffff920000c2de2
[   21.297165][  T326] R13: 00000000000005dc R14: ffffc90000617010 R15: ffff888009612f08
[   21.297844][  T326] FS:  00007f5f7e75c800(0000) GS:ffff8880a6c37000(0000) knlGS:0000000000000000
[   21.298385][  T326] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   21.298775][  T326] CR2: 00000000004e5760 CR3: 000000000dbaf004 CR4: 0000000000772ef0
[   21.299259][  T326] PKRU: 55555554
[   21.299492][  T326] Call Trace:
[   21.299728][  T326]  <TASK>
[ 21.299900][ T326] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 21.300214][ T326] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 21.300532][ T326] ? mark_held_locks (kernel/locking/lockdep.c:4328) 
[ 21.300852][ T326] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:151 kernel/locking/spinlock.c:194) 
[ 21.301239][ T326] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4475) 
[ 21.301556][ T326] netif_set_mtu (net/core/dev.c:9652) 
[ 21.301876][ T326] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 21.302194][ T326] ? br_get_link_af_size_filtered (net/bridge/br_netlink.c:116) bridge 
[ 21.302626][ T326] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 21.302869][ T326] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 21.303296][ T326] br_add_if (net/bridge/br_if.c:697) bridge 
[ 21.303656][ T326] do_set_master (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:41 net/core/rtnetlink.c:2949) 
[ 21.303979][ T326] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 21.304293][ T326] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 21.304681][ T326] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 21.304995][ T326] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 21.305305][ T326] ? __kernel_text_address (kernel/extable.c:79) 
[ 21.305623][ T326] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 21.305942][ T326] ? __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) 
[ 21.306251][ T326] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 21.306636][ T326] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 21.306960][ T326] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 21.307268][ T326] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 21.307580][ T326] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 21.307923][ T326] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 21.308231][ T326] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 21.308537][ T326] ? __create_object (mm/kmemleak.c:771) 
[ 21.308859][ T326] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 21.309168][ T326] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 21.309473][ T326] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 21.309862][ T326] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 21.310177][ T326] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 21.310492][ T326] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 21.310807][ T326] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 21.311121][ T326] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 21.311432][ T326] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 21.311736][ T326] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 21.312061][ T326] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 21.312368][ T326] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 21.312674][ T326] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 21.312996][ T326] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 21.313310][ T326] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 21.313617][ T326] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 21.313936][ T326] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 21.314258][ T326] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 21.314563][ T326] ? 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) 
[ 21.314880][ T326] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[ 21.315195][ T326] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 21.315504][ T326] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 21.315822][ T326] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 21.316132][ T326] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 21.316442][ T326] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 21.316758][ T326] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 21.317079][ T326] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 21.317390][ T326] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 21.317805][ T326] ___sys_sendmsg (net/socket.c:2670) 
[ 21.318113][ T326] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 21.318419][ T326] ? __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) 
[ 21.318812][ T326] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 21.319124][ T326] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 21.319436][ T326] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 21.319753][ T326] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 21.320074][ T326] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 21.320651][ T326] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 21.321197][ T326] __sys_sendmsg (net/socket.c:2700) 
[ 21.321502][ T326] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 21.321888][ T326] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 21.322208][ T326] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 21.322521][ T326] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 21.322843][ T326] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   21.323225][  T326] RIP: 0033:0x7f5f7e9291e7
[ 21.324019][ T326] 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)
[   21.325125][  T326] RSP: 002b:00007ffdba6cdb78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   21.325597][  T326] RAX: ffffffffffffffda RBX: 00007ffdba6ce2a0 RCX: 00007f5f7e9291e7
[   21.326063][  T326] RDX: 0000000000000000 RSI: 00007ffdba6cdbe0 RDI: 0000000000000005
[   21.326524][  T326] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000000
[   21.327223][  T326] R10: 00000000057f6910 R11: 0000000000000246 R12: 0000000000000004
[   21.327708][  T326] R13: 00000000686e7486 R14: 0000000000499600 R15: 0000000000000000
| [   21.467496][  T327] ------------[ cut here ]------------
| [ 21.467844][ T327] WARNING: CPU: 3 PID: 327 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) 
| [   21.468449][  T327] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel bridge stp llc sch_ingress vrf veth
| [   21.469646][  T327] Tainted: [W]=WARN
[   21.469904][  T327] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 21.470293][ T327] 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) 
[ 21.470609][ T327] Code: 00 00 8b 05 b7 bb 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 fa 61 7b 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 b7 bb 3a 02    	mov    0x23abbb7(%rip),%eax        # 0x23abbbf
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb a0 0c 00 00 	lea    0xca0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 fa 61 7b 00       	call   0x7b621b
  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
[   21.471708][  T327] RSP: 0018:ffffc90000606ef0 EFLAGS: 00010246
[   21.472104][  T327] RAX: 0000000000000000 RBX: ffff888009612000 RCX: 0000000000000001
[   21.472562][  T327] RDX: 0000000000000000 RSI: ffffffff8d69b939 RDI: ffffffff8ce555e0
[   21.473028][  T327] RBP: ffffc90000606fe0 R08: 0000000000000000 R09: 0000000000000000
[   21.473486][  T327] R10: ffffc90000607010 R11: ffffffff8e4a8918 R12: 1ffff920000c0de2
[   21.474108][  T327] R13: 00000000000005dc R14: ffffc90000607010 R15: ffff888009612f08
[   21.474567][  T327] FS:  00007f5b24dfa800(0000) GS:ffff8880a6c37000(0000) knlGS:0000000000000000
[   21.475164][  T327] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   21.475550][  T327] CR2: 00000000004e5aa8 CR3: 000000000e946002 CR4: 0000000000772ef0
[   21.476039][  T327] PKRU: 55555554
[   21.476269][  T327] Call Trace:
[   21.476498][  T327]  <TASK>
[ 21.476660][ T327] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 21.476974][ T327] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 21.477293][ T327] ? mark_held_locks (kernel/locking/lockdep.c:4328) 
[ 21.477607][ T327] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:151 kernel/locking/spinlock.c:194) 
[ 21.478002][ T327] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4475) 
[ 21.478312][ T327] netif_set_mtu (net/core/dev.c:9652) 
[ 21.478621][ T327] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 21.478948][ T327] ? br_get_link_af_size_filtered (net/bridge/br_netlink.c:116) bridge 
[ 21.479383][ T327] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 21.479614][ T327] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 21.480044][ T327] br_add_if (net/bridge/br_if.c:697) bridge 
[ 21.480399][ T327] do_set_master (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:41 net/core/rtnetlink.c:2949) 
[ 21.480826][ T327] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 21.481142][ T327] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 21.481531][ T327] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 21.481854][ T327] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 21.482163][ T327] ? __kernel_text_address (kernel/extable.c:79) 
[ 21.482472][ T327] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 21.482798][ T327] ? __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) 
[ 21.483112][ T327] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 21.483495][ T327] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 21.483820][ T327] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 21.484125][ T327] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 21.484431][ T327] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 21.484739][ T327] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 21.485060][ T327] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 21.485365][ T327] ? __create_object (mm/kmemleak.c:771) 
[ 21.485684][ T327] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 21.486005][ T327] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 21.486312][ T327] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 21.486690][ T327] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 21.487017][ T327] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 21.487328][ T327] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 21.487642][ T327] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 21.487969][ T327] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 21.488278][ T327] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 21.488582][ T327] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 21.488898][ T327] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 21.489202][ T327] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 21.489509][ T327] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 21.489834][ T327] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 21.490146][ T327] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 21.490456][ T327] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 21.490761][ T327] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 21.491092][ T327] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 21.491397][ T327] ? 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) 
[ 21.491706][ T327] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[ 21.492029][ T327] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 21.492336][ T327] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 21.492650][ T327] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 21.492977][ T327] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 21.493281][ T327] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 21.493595][ T327] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 21.493922][ T327] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 21.494235][ T327] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 21.494633][ T327] ___sys_sendmsg (net/socket.c:2670) 
[ 21.494956][ T327] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 21.495266][ T327] ? __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) 
[ 21.495648][ T327] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 21.495970][ T327] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 21.496282][ T327] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 21.496597][ T327] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 21.496912][ T327] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 21.497226][ T327] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 21.497543][ T327] __sys_sendmsg (net/socket.c:2700) 
[ 21.497873][ T327] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 21.498258][ T327] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 21.498574][ T327] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 21.498891][ T327] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 21.499205][ T327] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   21.499594][  T327] RIP: 0033:0x7f5b24fc71e7
[ 21.499926][ T327] 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)
[   21.501032][  T327] RSP: 002b:00007ffd39e21538 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   21.501496][  T327] RAX: ffffffffffffffda RBX: 00007ffd39e21c60 RCX: 00007f5b24fc71e7
[   21.501972][  T327] RDX: 0000000000000000 RSI: 00007ffd39e215a0 RDI: 0000000000000005
[   21.502437][  T327] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000000
[   21.502909][  T327] R10: 0000000013502910 R11: 0000000000000246 R12: 0000000000000004
[   21.503371][  T327] R13: 00000000686e7486 R14: 0000000000499600 R15: 0000000000000000
| [   21.744958][  T329] ------------[ cut here ]------------
| [ 21.745301][ T329] WARNING: CPU: 2 PID: 329 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) 
| [   21.745949][  T329] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel bridge stp llc sch_ingress vrf veth
| [   21.747482][  T329] Tainted: [W]=WARN
[   21.747750][  T329] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 21.748180][ T329] 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) 
[ 21.748514][ T329] Code: 00 00 8b 05 b7 bb 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 fa 61 7b 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 b7 bb 3a 02    	mov    0x23abbb7(%rip),%eax        # 0x23abbbf
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb a0 0c 00 00 	lea    0xca0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 fa 61 7b 00       	call   0x7b621b
  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
[   21.750266][  T329] RSP: 0018:ffffc90000546ef0 EFLAGS: 00010246
[   21.750672][  T329] RAX: 0000000000000000 RBX: ffff888009612000 RCX: 0000000000000001
[   21.751189][  T329] RDX: 0000000000000000 RSI: ffffffff8d69b939 RDI: ffffffff8ce555e0
[   21.751663][  T329] RBP: ffffc90000546fe0 R08: 0000000000000000 R09: 0000000000000000
[   21.752145][  T329] R10: ffffc90000547010 R11: ffffffff8e4a8918 R12: 1ffff920000a8de2
[   21.752612][  T329] R13: 00000000000005dc R14: ffffc90000547010 R15: ffff888009612f08
[   21.753102][  T329] FS:  00007fd858ecf800(0000) GS:ffff8880a6bb7000(0000) knlGS:0000000000000000
[   21.753652][  T329] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   21.754058][  T329] CR2: 00000000004e5ab0 CR3: 000000000fc4c002 CR4: 0000000000772ef0
[   21.754531][  T329] PKRU: 55555554
[   21.754813][  T329] Call Trace:
[   21.755060][  T329]  <TASK>
[ 21.755238][ T329] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 21.755559][ T329] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 21.755925][ T329] ? mark_held_locks (kernel/locking/lockdep.c:4328) 
[ 21.756247][ T329] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:151 kernel/locking/spinlock.c:194) 
[ 21.756644][ T329] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4475) 
[ 21.756980][ T329] netif_set_mtu (net/core/dev.c:9652) 
[ 21.757308][ T329] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 21.757660][ T329] ? br_get_link_af_size_filtered (net/bridge/br_netlink.c:116) bridge 
[ 21.758116][ T329] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 21.758364][ T329] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 21.758805][ T329] br_add_if (net/bridge/br_if.c:697) bridge 
[ 21.759196][ T329] do_set_master (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:41 net/core/rtnetlink.c:2949) 
[ 21.759525][ T329] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 21.759862][ T329] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 21.760271][ T329] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 21.760591][ T329] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 21.760922][ T329] ? __kernel_text_address (kernel/extable.c:79) 
[ 21.761250][ T329] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 21.761571][ T329] ? __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) 
[ 21.761902][ T329] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 21.762295][ T329] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 21.762625][ T329] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 21.762956][ T329] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 21.763276][ T329] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 21.763596][ T329] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 21.763927][ T329] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 21.764245][ T329] ? __create_object (mm/kmemleak.c:771) 
[ 21.764566][ T329] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 21.764899][ T329] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 21.765226][ T329] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 21.765620][ T329] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 21.765969][ T329] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 21.766293][ T329] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 21.766617][ T329] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 21.766956][ T329] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 21.767275][ T329] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 21.767595][ T329] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 21.767941][ T329] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 21.768263][ T329] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 21.768580][ T329] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 21.768913][ T329] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 21.769236][ T329] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 21.769557][ T329] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 21.769888][ T329] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 21.770222][ T329] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 21.770535][ T329] ? 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) 
[ 21.770864][ T329] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[ 21.771184][ T329] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 21.771502][ T329] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 21.771833][ T329] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 21.772156][ T329] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 21.772480][ T329] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 21.772821][ T329] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 21.773150][ T329] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 21.773469][ T329] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 21.773883][ T329] ___sys_sendmsg (net/socket.c:2670) 
[ 21.774200][ T329] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 21.774516][ T329] ? __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) 
[ 21.774924][ T329] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 21.775245][ T329] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 21.775567][ T329] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 21.775900][ T329] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 21.776221][ T329] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 21.776537][ T329] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 21.776912][ T329] __sys_sendmsg (net/socket.c:2700) 
[ 21.777241][ T329] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 21.777645][ T329] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 21.777992][ T329] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 21.778319][ T329] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 21.778643][ T329] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   21.779050][  T329] RIP: 0033:0x7fd85909c1e7
[ 21.779380][ T329] 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)
[   21.780500][  T329] RSP: 002b:00007fff5657ac98 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   21.780988][  T329] RAX: ffffffffffffffda RBX: 00007fff5657b3c0 RCX: 00007fd85909c1e7
[   21.781458][  T329] RDX: 0000000000000000 RSI: 00007fff5657ad00 RDI: 0000000000000005
[   21.781938][  T329] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000000
[   21.782433][  T329] R10: 000000003256f910 R11: 0000000000000246 R12: 0000000000000004
[   21.782912][  T329] R13: 00000000686e7486 R14: 0000000000499600 R15: 0000000000000000
| [   26.160499][  T375] ------------[ cut here ]------------
| [ 26.160827][ T375] WARNING: CPU: 1 PID: 375 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) 
| [   26.161439][  T375] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel bridge stp llc sch_ingress vrf veth
| [   26.162953][  T375] Tainted: [W]=WARN
[   26.163188][  T375] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 26.163569][ T375] 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) 
[ 26.164070][ T375] Code: 00 00 8b 05 b7 bb 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 fa 61 7b 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 b7 bb 3a 02    	mov    0x23abbb7(%rip),%eax        # 0x23abbbf
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb a0 0c 00 00 	lea    0xca0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 fa 61 7b 00       	call   0x7b621b
  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
[   26.165368][  T375] RSP: 0018:ffffc90000976ef0 EFLAGS: 00010246
[   26.165759][  T375] RAX: 0000000000000000 RBX: ffff88800d932000 RCX: 0000000000000001
[   26.166367][  T375] RDX: 0000000000000000 RSI: ffffffff8d69b939 RDI: ffffffff8ce555e0
[   26.166973][  T375] RBP: ffffc90000976fe0 R08: 0000000000000000 R09: 0000000000000000
[   26.167438][  T375] R10: ffffc90000977010 R11: ffffffff8db79160 R12: 1ffff9200012ede2
[   26.168060][  T375] R13: 00000000000005dc R14: ffffc90000977010 R15: ffff88800d932f08
[   26.168517][  T375] FS:  00007f7c3a85f800(0000) GS:ffff8880a6b37000(0000) knlGS:0000000000000000
[   26.169276][  T375] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   26.169661][  T375] CR2: 00000000004e6898 CR3: 000000000a33e003 CR4: 0000000000772ef0
[   26.170343][  T375] PKRU: 55555554
[   26.170573][  T375] Call Trace:
[   26.170971][  T375]  <TASK>
[ 26.171132][ T375] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 26.171443][ T375] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 26.171761][ T375] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 26.172221][ T375] netif_set_mtu (net/core/dev.c:9652) 
[ 26.172530][ T375] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 26.173035][ T375] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 26.173271][ T375] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 26.173697][ T375] br_add_if (net/bridge/br_if.c:697) bridge 
[ 26.174207][ T375] do_set_master (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:41 net/core/rtnetlink.c:2949) 
[ 26.174522][ T375] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 26.174985][ T375] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 26.175377][ T375] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 26.175680][ T375] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 26.176135][ T375] ? __kernel_text_address (kernel/extable.c:79) 
[ 26.176449][ T375] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 26.176763][ T375] ? __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) 
[ 26.177226][ T375] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 26.177620][ T375] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 26.178066][ T375] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 26.178372][ T375] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 26.178676][ T375] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 26.178993][ T375] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 26.179302][ T375] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 26.179605][ T375] ? __create_object (mm/kmemleak.c:771) 
[ 26.179929][ T375] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 26.180236][ T375] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 26.180547][ T375] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 26.180936][ T375] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 26.181248][ T375] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 26.181861][ T375] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 26.182168][ T375] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 26.182480][ T375] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 26.182801][ T375] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 26.183102][ T375] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 26.183416][ T375] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 26.183718][ T375] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 26.184042][ T375] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 26.184359][ T375] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 26.184665][ T375] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 26.184983][ T375] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 26.185291][ T375] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 26.185610][ T375] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 26.185929][ T375] ? 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) 
[ 26.186239][ T375] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[ 26.186555][ T375] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 26.186872][ T375] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 26.187187][ T375] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 26.187496][ T375] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 26.187832][ T375] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 26.188154][ T375] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 26.188468][ T375] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 26.188773][ T375] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 26.189191][ T375] ___sys_sendmsg (net/socket.c:2670) 
[ 26.189497][ T375] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 26.189816][ T375] ? __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) 
[ 26.190207][ T375] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 26.190516][ T375] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 26.190835][ T375] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 26.191152][ T375] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 26.191457][ T375] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 26.191765][ T375] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 26.192094][ T375] __sys_sendmsg (net/socket.c:2700) 
[ 26.192407][ T375] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 26.192812][ T375] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 26.193131][ T375] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 26.193441][ T375] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 26.193747][ T375] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   26.194140][  T375] RIP: 0033:0x7f7c3aa2c1e7
[ 26.194457][ T375] 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)
[   26.195564][  T375] RSP: 002b:00007ffedfe75428 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   26.196043][  T375] RAX: ffffffffffffffda RBX: 00007ffedfe75b50 RCX: 00007f7c3aa2c1e7
[   26.196501][  T375] RDX: 0000000000000000 RSI: 00007ffedfe75490 RDI: 0000000000000005
[   26.196973][  T375] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000000
[   26.197429][  T375] R10: 0000000037e26910 R11: 0000000000000246 R12: 0000000000000004
[   26.197905][  T375] R13: 00000000686e748a R14: 0000000000499600 R15: 0000000000000000
| [   26.946223][  T381] ------------[ cut here ]------------
| [ 26.946767][ T381] WARNING: CPU: 3 PID: 381 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) 
| [   26.947904][  T381] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel bridge stp llc sch_ingress vrf veth
| [   26.950018][  T381] Tainted: [W]=WARN
[   26.950425][  T381] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 26.952942][ T381] 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) 
[ 26.953535][ T381] Code: 00 00 8b 05 b7 bb 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 fa 61 7b 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 b7 bb 3a 02    	mov    0x23abbb7(%rip),%eax        # 0x23abbbf
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb a0 0c 00 00 	lea    0xca0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 fa 61 7b 00       	call   0x7b621b
  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
[   26.955503][  T381] RSP: 0018:ffffc900009f6ef0 EFLAGS: 00010246
[   26.956236][  T381] RAX: 0000000000000000 RBX: ffff88800d932000 RCX: 0000000000000001
[   26.957079][  T381] RDX: 0000000000000000 RSI: ffffffff8d69b939 RDI: ffffffff8ce555e0
[   26.957826][  T381] RBP: ffffc900009f6fe0 R08: 0000000000000000 R09: 0000000000000000
[   26.958548][  T381] R10: ffffc900009f7010 R11: ffffffff8e4a8918 R12: 1ffff9200013ede2
[   26.959381][  T381] R13: 00000000000005dc R14: ffffc900009f7010 R15: ffff88800d932f08
[   26.960207][  T381] FS:  00007fa2bf77d800(0000) GS:ffff8880a6c37000(0000) knlGS:0000000000000000
[   26.961121][  T381] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   26.961774][  T381] CR2: 00000000004e5768 CR3: 000000000c05b005 CR4: 0000000000772ef0
[   26.962510][  T381] PKRU: 55555554
[   26.962901][  T381] Call Trace:
[   26.963302][  T381]  <TASK>
[ 26.963575][ T381] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 26.964122][ T381] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 26.964657][ T381] ? mark_held_locks (kernel/locking/lockdep.c:4328) 
[ 26.965208][ T381] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:151 kernel/locking/spinlock.c:194) 
[ 26.965879][ T381] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4475) 
[ 26.966411][ T381] netif_set_mtu (net/core/dev.c:9652) 
[ 26.966977][ T381] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 26.967542][ T381] ? br_get_link_af_size_filtered (net/bridge/br_netlink.c:116) bridge 
[ 26.968269][ T381] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 26.968674][ T381] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 26.969408][ T381] br_add_if (net/bridge/br_if.c:697) bridge 
[ 26.970047][ T381] do_set_master (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:41 net/core/rtnetlink.c:2949) 
[ 26.970610][ T381] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 26.971140][ T381] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 26.971834][ T381] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 26.972361][ T381] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 26.972893][ T381] ? __kernel_text_address (kernel/extable.c:79) 
[ 26.973417][ T381] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 26.973955][ T381] ? __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) 
[ 26.974487][ T381] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 26.975150][ T381] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 26.975670][ T381] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 26.976203][ T381] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 26.976743][ T381] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 26.977277][ T381] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 26.977815][ T381] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 26.978331][ T381] ? __create_object (mm/kmemleak.c:771) 
[ 26.978885][ T381] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 26.979330][ T381] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 26.979878][ T381] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 26.980543][ T381] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 26.981112][ T381] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 26.981665][ T381] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 26.982169][ T381] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 26.982675][ T381] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 26.983208][ T381] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 26.983728][ T381] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 26.984297][ T381] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 26.984853][ T381] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 26.985401][ T381] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 26.985967][ T381] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 26.986513][ T381] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 26.987071][ T381] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 26.987616][ T381] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 26.988067][ T381] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 26.988382][ T381] ? 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) 
[ 26.988690][ T381] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[ 26.989017][ T381] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 26.989325][ T381] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 26.989650][ T381] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 26.989976][ T381] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 26.990285][ T381] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 26.990601][ T381] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 26.990929][ T381] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 26.991236][ T381] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 26.991628][ T381] ___sys_sendmsg (net/socket.c:2670) 
[ 26.991953][ T381] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 26.992265][ T381] ? __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) 
[ 26.992651][ T381] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 26.992974][ T381] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 26.993288][ T381] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 26.993601][ T381] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 26.993921][ T381] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 26.994235][ T381] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 26.994550][ T381] __sys_sendmsg (net/socket.c:2700) 
[ 26.994864][ T381] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 26.995253][ T381] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 26.995575][ T381] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 26.995897][ T381] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 26.996214][ T381] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   26.996601][  T381] RIP: 0033:0x7fa2bf94a1e7
[ 26.996930][ T381] 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)
[   26.998049][  T381] RSP: 002b:00007ffdbdae2348 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   26.998517][  T381] RAX: ffffffffffffffda RBX: 00007ffdbdae2a70 RCX: 00007fa2bf94a1e7
[   26.998990][  T381] RDX: 0000000000000000 RSI: 00007ffdbdae23b0 RDI: 0000000000000005
[   26.999450][  T381] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000000
[   26.999917][  T381] R10: 000000000a98a910 R11: 0000000000000246 R12: 0000000000000004
[   27.000374][  T381] R13: 00000000686e748b R14: 0000000000499600 R15: 0000000000000000
| [   30.210031][  T413] ------------[ cut here ]------------
| [ 30.210363][ T413] WARNING: CPU: 3 PID: 413 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) 
| [   30.211209][  T413] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel bridge stp llc sch_ingress vrf veth
| [   30.212402][  T413] Tainted: [W]=WARN
[   30.212634][  T413] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 30.213024][ T413] 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) 
[ 30.213342][ T413] Code: 00 00 8b 05 b7 bb 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 fa 61 7b 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 b7 bb 3a 02    	mov    0x23abbb7(%rip),%eax        # 0x23abbbf
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb a0 0c 00 00 	lea    0xca0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 fa 61 7b 00       	call   0x7b621b
  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
[   30.214465][  T413] RSP: 0018:ffffc90000c6eef0 EFLAGS: 00010246
[   30.215037][  T413] RAX: 0000000000000000 RBX: ffff888005822000 RCX: 0000000000000001
[   30.215797][  T413] RDX: 0000000000000000 RSI: ffffffff8d69b939 RDI: ffffffff8ce555e0
[   30.216559][  T413] RBP: ffffc90000c6efe0 R08: 0000000000000000 R09: 0000000000000000
[   30.217334][  T413] R10: ffffc90000c6f010 R11: ffffffff8db79160 R12: 1ffff9200018dde2
[   30.218116][  T413] R13: 00000000000005dc R14: ffffc90000c6f010 R15: ffff888005822f08
[   30.218890][  T413] FS:  00007f6d0d93d800(0000) GS:ffff8880a6c37000(0000) knlGS:0000000000000000
[   30.219778][  T413] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   30.220277][  T413] CR2: 00000000004e6898 CR3: 0000000004d6c001 CR4: 0000000000772ef0
[   30.220756][  T413] PKRU: 55555554
[   30.221001][  T413] Call Trace:
[   30.221231][  T413]  <TASK>
[ 30.221400][ T413] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 30.221717][ T413] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 30.222046][ T413] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 30.222379][ T413] netif_set_mtu (net/core/dev.c:9652) 
[ 30.222688][ T413] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 30.223021][ T413] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 30.223253][ T413] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 30.223697][ T413] br_add_if (net/bridge/br_if.c:697) bridge 
[ 30.224060][ T413] do_set_master (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:41 net/core/rtnetlink.c:2949) 
[ 30.224390][ T413] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 30.224728][ T413] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 30.225184][ T413] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 30.225492][ T413] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 30.225809][ T413] ? __kernel_text_address (kernel/extable.c:79) 
[ 30.226121][ T413] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 30.226432][ T413] ? __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) 
[ 30.226739][ T413] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 30.227132][ T413] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 30.227440][ T413] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 30.227755][ T413] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 30.228066][ T413] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 30.228372][ T413] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 30.228674][ T413] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 30.228981][ T413] ? __create_object (mm/kmemleak.c:771) 
[ 30.229288][ T413] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 30.229604][ T413] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 30.229915][ T413] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 30.230294][ T413] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 30.230606][ T413] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 30.230929][ T413] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 30.231242][ T413] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 30.231555][ T413] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 30.231865][ T413] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 30.232176][ T413] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 30.232486][ T413] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 30.232799][ T413] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 30.233107][ T413] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 30.233415][ T413] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 30.233725][ T413] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 30.234038][ T413] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 30.234346][ T413] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 30.234661][ T413] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 30.234973][ T413] ? 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) 
[ 30.235278][ T413] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[ 30.235585][ T413] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 30.235891][ T413] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 30.236199][ T413] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 30.236513][ T413] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 30.236829][ T413] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 30.237140][ T413] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 30.237454][ T413] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 30.237821][ T413] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 30.238220][ T413] ___sys_sendmsg (net/socket.c:2670) 
[ 30.238520][ T413] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 30.238839][ T413] ? __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) 
[ 30.239219][ T413] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 30.239524][ T413] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 30.239840][ T413] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 30.240153][ T413] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 30.240459][ T413] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 30.240764][ T413] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 30.241092][ T413] __sys_sendmsg (net/socket.c:2700) 
[ 30.241394][ T413] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 30.241772][ T413] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 30.242102][ T413] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 30.242414][ T413] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 30.242722][ T413] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   30.243116][  T413] RIP: 0033:0x7f6d0db0a1e7
[ 30.243432][ T413] 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)
[   30.244524][  T413] RSP: 002b:00007ffda3eae838 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   30.244997][  T413] RAX: ffffffffffffffda RBX: 00007ffda3eaef60 RCX: 00007f6d0db0a1e7
[   30.245594][  T413] RDX: 0000000000000000 RSI: 00007ffda3eae8a0 RDI: 0000000000000005
[   30.246068][  T413] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000000
[   30.246540][  T413] R10: 0000000029743910 R11: 0000000000000246 R12: 0000000000000004
[   30.247002][  T413] R13: 00000000686e748f R14: 0000000000499600 R15: 0000000000000000
| [   30.984930][  T419] ------------[ cut here ]------------
| [ 30.985278][ T419] WARNING: CPU: 2 PID: 419 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) 
| [   30.986130][  T419] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel bridge stp llc sch_ingress vrf veth
| [   30.987391][  T419] Tainted: [W]=WARN
[   30.987651][  T419] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 30.988085][ T419] 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) 
[ 30.988419][ T419] Code: 00 00 8b 05 b7 bb 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 fa 61 7b 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 b7 bb 3a 02    	mov    0x23abbb7(%rip),%eax        # 0x23abbbf
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb a0 0c 00 00 	lea    0xca0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 fa 61 7b 00       	call   0x7b621b
  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
[   30.989563][  T419] RSP: 0018:ffffc90000cceef0 EFLAGS: 00010246
[   30.989980][  T419] RAX: 0000000000000000 RBX: ffff888005822000 RCX: 0000000000000001
[   30.990457][  T419] RDX: 0000000000000000 RSI: ffffffff8d69b939 RDI: ffffffff8ce555e0
[   30.990979][  T419] RBP: ffffc90000ccefe0 R08: 0000000000000000 R09: 0000000000000000
[   30.991452][  T419] R10: ffffc90000ccf010 R11: ffffffff8e4a8918 R12: 1ffff92000199de2
[   30.991938][  T419] R13: 00000000000005dc R14: ffffc90000ccf010 R15: ffff888005822f08
[   30.992406][  T419] FS:  00007f7b7d922800(0000) GS:ffff8880a6bb7000(0000) knlGS:0000000000000000
[   30.992968][  T419] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   30.993377][  T419] CR2: 00000000004e5768 CR3: 000000000fe3c002 CR4: 0000000000772ef0
[   30.993876][  T419] PKRU: 55555554
[   30.994126][  T419] Call Trace:
[   30.994373][  T419]  <TASK>
[ 30.994549][ T419] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 30.995034][ T419] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 30.995606][ T419] ? mark_held_locks (kernel/locking/lockdep.c:4328) 
[ 30.996093][ T419] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:151 kernel/locking/spinlock.c:194) 
[ 30.996580][ T419] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4475) 
[ 30.996913][ T419] netif_set_mtu (net/core/dev.c:9652) 
[ 30.997238][ T419] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 30.997568][ T419] ? br_get_link_af_size_filtered (net/bridge/br_netlink.c:116) bridge 
[ 30.998052][ T419] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 30.998303][ T419] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 30.998744][ T419] br_add_if (net/bridge/br_if.c:697) bridge 
[ 30.999127][ T419] do_set_master (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:41 net/core/rtnetlink.c:2949) 
[ 30.999458][ T419] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 30.999796][ T419] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 31.000204][ T419] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 31.000524][ T419] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 31.000860][ T419] ? __kernel_text_address (kernel/extable.c:79) 
[ 31.001184][ T419] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 31.001505][ T419] ? __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) 
[ 31.001848][ T419] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 31.002241][ T419] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 31.002565][ T419] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 31.002895][ T419] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 31.003222][ T419] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 31.003542][ T419] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 31.003876][ T419] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 31.004195][ T419] ? __create_object (mm/kmemleak.c:771) 
[ 31.004548][ T419] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 31.004885][ T419] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 31.005206][ T419] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 31.005600][ T419] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 31.005958][ T419] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 31.006285][ T419] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 31.006606][ T419] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 31.006943][ T419] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 31.007269][ T419] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 31.007585][ T419] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 31.007997][ T419] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 31.008315][ T419] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 31.008640][ T419] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 31.008972][ T419] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 31.009295][ T419] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 31.009619][ T419] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 31.009964][ T419] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 31.010293][ T419] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 31.010706][ T419] ? 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) 
[ 31.011045][ T419] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[ 31.011370][ T419] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 31.011687][ T419] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 31.012026][ T419] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 31.012376][ T419] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 31.012697][ T419] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 31.013034][ T419] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 31.013376][ T419] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 31.013693][ T419] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 31.014122][ T419] ___sys_sendmsg (net/socket.c:2670) 
[ 31.014440][ T419] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 31.014760][ T419] ? __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) 
[ 31.015166][ T419] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 31.015488][ T419] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 31.015829][ T419] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 31.016156][ T419] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 31.016479][ T419] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 31.016812][ T419] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 31.017137][ T419] __sys_sendmsg (net/socket.c:2700) 
[ 31.017459][ T419] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 31.017886][ T419] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 31.018243][ T419] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 31.018584][ T419] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 31.018920][ T419] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   31.019312][  T419] RIP: 0033:0x7f7b7daef1e7
[ 31.019644][ T419] 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)
[   31.020766][  T419] RSP: 002b:00007ffc8c50dbf8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   31.021254][  T419] RAX: ffffffffffffffda RBX: 00007ffc8c50e320 RCX: 00007f7b7daef1e7
[   31.021728][  T419] RDX: 0000000000000000 RSI: 00007ffc8c50dc60 RDI: 0000000000000005
[   31.022228][  T419] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000000
[   31.022714][  T419] R10: 000000003d466910 R11: 0000000000000246 R12: 0000000000000004
[   31.023195][  T419] R13: 00000000686e748f R14: 0000000000499600 R15: 0000000000000000
| [   48.803180][  T537] ------------[ cut here ]------------
| [ 48.803567][ T537] WARNING: CPU: 3 PID: 537 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) 
| [   48.804315][  T537] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel bridge stp llc sch_ingress vrf veth
| [   48.805703][  T537] Tainted: [W]=WARN
[   48.805978][  T537] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 48.806465][ T537] 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) 
[ 48.806869][ T537] Code: 00 00 8b 05 b7 bb 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 fa 61 7b 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 b7 bb 3a 02    	mov    0x23abbb7(%rip),%eax        # 0x23abbbf
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb a0 0c 00 00 	lea    0xca0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 fa 61 7b 00       	call   0x7b621b
  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
[   48.808188][  T537] RSP: 0018:ffffc900010def70 EFLAGS: 00010246
[   48.808637][  T537] RAX: 0000000000000000 RBX: ffff888009612000 RCX: 0000000000000001
[   48.809185][  T537] RDX: 0000000000000000 RSI: ffffffff8d69b939 RDI: ffffffff8ce555e0
[   48.809739][  T537] RBP: ffffc900010df058 R08: 0000000000000000 R09: 0000000000000000
[   48.810319][  T537] R10: ffffc900010df088 R11: ffffffff89a00130 R12: 1ffff9200021bdf2
[   48.810911][  T537] R13: 00000000000005dc R14: ffffc900010df088 R15: ffff888009612f08
[   48.811458][  T537] FS:  00007f90a83c0800(0000) GS:ffff8880a6c37000(0000) knlGS:0000000000000000
[   48.812134][  T537] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   48.812600][  T537] CR2: 00000000004e5760 CR3: 000000000c028002 CR4: 0000000000772ef0
[   48.813178][  T537] PKRU: 55555554
[   48.813466][  T537] Call Trace:
[   48.813733][  T537]  <TASK>
[ 48.813938][ T537] ? __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) 
[ 48.814405][ T537] ? br_del_if (net/bridge/br_if.c:742) bridge 
[ 48.814884][ T537] ? do_set_master (net/core/rtnetlink.c:2932) 
[ 48.815259][ T537] ? do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 48.815633][ T537] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 48.816038][ T537] ? netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[ 48.816425][ T537] ? netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 48.816812][ T537] ? ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 48.817163][ T537] ? ___sys_sendmsg (net/socket.c:2670) 
[ 48.817524][ T537] ? __sys_sendmsg (net/socket.c:2700) 
[ 48.817892][ T537] ? do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 48.818267][ T537] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[ 48.818706][ T537] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 48.819090][ T537] netif_set_mtu (net/core/dev.c:9652) 
[ 48.819454][ T537] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 48.819866][ T537] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 48.820133][ T537] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 48.820685][ T537] br_del_if (net/bridge/br_if.c:743) bridge 
[ 48.821103][ T537] ? rtnl_is_locked (net/core/rtnetlink.c:169) 
[ 48.821469][ T537] do_set_master (net/core/rtnetlink.c:2932) 
[ 48.821837][ T537] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 48.822199][ T537] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 48.822680][ T537] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 48.823044][ T537] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 48.823409][ T537] ? __kernel_text_address (kernel/extable.c:79) 
[ 48.823774][ T537] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 48.824154][ T537] ? __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) 
[ 48.824512][ T537] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 48.824959][ T537] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 48.825325][ T537] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 48.825705][ T537] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 48.826125][ T537] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 48.826492][ T537] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 48.826865][ T537] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 48.827244][ T537] ? __create_object (mm/kmemleak.c:771) 
[ 48.827608][ T537] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 48.827988][ T537] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 48.828341][ T537] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 48.828772][ T537] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 48.829178][ T537] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 48.829549][ T537] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 48.829933][ T537] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 48.830335][ T537] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 48.830691][ T537] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 48.831059][ T537] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 48.831430][ T537] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 48.831780][ T537] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 48.832195][ T537] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 48.832553][ T537] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 48.832959][ T537] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 48.833335][ T537] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 48.833681][ T537] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 48.834092][ T537] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 48.834473][ T537] ? 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) 
[ 48.834829][ T537] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[ 48.835197][ T537] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 48.835560][ T537] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 48.835946][ T537] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 48.836321][ T537] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 48.836678][ T537] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 48.837064][ T537] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 48.837440][ T537] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 48.837864][ T537] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 48.838324][ T537] ___sys_sendmsg (net/socket.c:2670) 
[ 48.838705][ T537] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 48.839069][ T537] ? __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) 
[ 48.839537][ T537] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 48.839926][ T537] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 48.840323][ T537] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 48.840671][ T537] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 48.841054][ T537] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 48.841406][ T537] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 48.841764][ T537] __sys_sendmsg (net/socket.c:2700) 
[ 48.842137][ T537] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 48.842594][ T537] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 48.842999][ T537] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 48.843374][ T537] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 48.843737][ T537] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   48.844192][  T537] RIP: 0033:0x7f90a858d1e7
[ 48.844550][ T537] 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)
[   48.845845][  T537] RSP: 002b:00007ffe3b7abdb8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   48.846388][  T537] RAX: ffffffffffffffda RBX: 00007ffe3b7ac4e0 RCX: 00007f90a858d1e7
[   48.846952][  T537] RDX: 0000000000000000 RSI: 00007ffe3b7abe20 RDI: 0000000000000005
[   48.847515][  T537] RBP: 0000000000000003 R08: 0000000000000003 R09: 0000000000000078
[   48.848078][  T537] R10: 00007f90a848aee8 R11: 0000000000000246 R12: 0000000000000003
[   48.848629][  T537] R13: 00000000686e74a1 R14: 0000000000499600 R15: 0000000000000000
| [   49.428013][  T541] ------------[ cut here ]------------
| [ 49.428376][ T541] WARNING: CPU: 2 PID: 541 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) 
| [   49.429707][  T541] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel bridge stp llc sch_ingress vrf veth
| [   49.430968][  T541] Tainted: [W]=WARN
[   49.431226][  T541] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 49.431620][ T541] 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) 
[ 49.431970][ T541] Code: 00 00 8b 05 b7 bb 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 fa 61 7b 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 b7 bb 3a 02    	mov    0x23abbb7(%rip),%eax        # 0x23abbbf
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb a0 0c 00 00 	lea    0xca0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 fa 61 7b 00       	call   0x7b621b
  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
[   49.433106][  T541] RSP: 0018:ffffc9000111ef70 EFLAGS: 00010246
[   49.433515][  T541] RAX: 0000000000000000 RBX: ffff888009612000 RCX: 0000000000000001
[   49.434004][  T541] RDX: 0000000000000000 RSI: ffffffff8d69b939 RDI: ffffffff8ce555e0
[   49.434476][  T541] RBP: ffffc9000111f058 R08: 0000000000000000 R09: 0000000000000000
[   49.434976][  T541] R10: ffffc9000111f088 R11: ffffffff8db79160 R12: 1ffff92000223df2
[   49.435467][  T541] R13: 00000000000005dc R14: ffffc9000111f088 R15: ffff888009612f08
[   49.435970][  T541] FS:  00007ff49be4c800(0000) GS:ffff8880a6bb7000(0000) knlGS:0000000000000000
[   49.436536][  T541] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   49.436977][  T541] CR2: 00000000004e5ab0 CR3: 000000000c028003 CR4: 0000000000772ef0
[   49.437456][  T541] PKRU: 55555554
[   49.437710][  T541] Call Trace:
[   49.437982][  T541]  <TASK>
[ 49.438150][ T541] ? __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) 
[ 49.438549][ T541] ? br_del_if (net/bridge/br_if.c:742) bridge 
[ 49.438920][ T541] ? do_set_master (net/core/rtnetlink.c:2932) 
[ 49.439254][ T541] ? do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 49.439577][ T541] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 49.439903][ T541] ? netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[ 49.440226][ T541] ? netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 49.440562][ T541] ? ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 49.440904][ T541] ? ___sys_sendmsg (net/socket.c:2670) 
[ 49.441241][ T541] ? __sys_sendmsg (net/socket.c:2700) 
[ 49.441568][ T541] ? do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 49.441907][ T541] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[ 49.442302][ T541] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 49.442631][ T541] netif_set_mtu (net/core/dev.c:9652) 
[ 49.442970][ T541] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 49.443305][ T541] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 49.443552][ T541] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 49.444014][ T541] br_del_if (net/bridge/br_if.c:743) bridge 
[ 49.444376][ T541] ? rtnl_is_locked (net/core/rtnetlink.c:169) 
[ 49.444707][ T541] do_set_master (net/core/rtnetlink.c:2932) 
[ 49.445056][ T541] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 49.445383][ T541] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 49.445790][ T541] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 49.446133][ T541] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 49.446458][ T541] ? __kernel_text_address (kernel/extable.c:79) 
[ 49.446799][ T541] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 49.447144][ T541] ? __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) 
[ 49.447499][ T541] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 49.447906][ T541] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 49.448239][ T541] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 49.448562][ T541] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 49.448913][ T541] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 49.449236][ T541] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 49.449580][ T541] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 49.449914][ T541] ? __create_object (mm/kmemleak.c:771) 
[ 49.450243][ T541] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 49.450579][ T541] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 49.450906][ T541] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 49.451305][ T541] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 49.451629][ T541] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 49.451979][ T541] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 49.452301][ T541] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 49.452623][ T541] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 49.452966][ T541] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 49.453313][ T541] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 49.453629][ T541] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 49.453967][ T541] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 49.454288][ T541] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 49.454617][ T541] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 49.454948][ T541] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 49.455270][ T541] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 49.455590][ T541] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 49.455951][ T541] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 49.456276][ T541] ? 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) 
[ 49.456609][ T541] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[ 49.456954][ T541] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 49.457300][ T541] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 49.457653][ T541] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 49.458019][ T541] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 49.458361][ T541] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 49.458724][ T541] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 49.459074][ T541] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 49.459411][ T541] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 49.459853][ T541] ___sys_sendmsg (net/socket.c:2670) 
[ 49.460187][ T541] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 49.460548][ T541] ? __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) 
[ 49.460975][ T541] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 49.461333][ T541] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 49.461689][ T541] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 49.462059][ T541] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 49.462395][ T541] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 49.462731][ T541] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 49.463090][ T541] __sys_sendmsg (net/socket.c:2700) 
[ 49.463431][ T541] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 49.463864][ T541] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 49.464211][ T541] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 49.464554][ T541] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 49.464904][ T541] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   49.465318][  T541] RIP: 0033:0x7ff49c0191e7
[ 49.465660][ T541] 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)
[   49.466830][  T541] RSP: 002b:00007ffcf1e5e328 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   49.467334][  T541] RAX: ffffffffffffffda RBX: 00007ffcf1e5ea50 RCX: 00007ff49c0191e7
[   49.467840][  T541] RDX: 0000000000000000 RSI: 00007ffcf1e5e390 RDI: 0000000000000005
[   49.468337][  T541] RBP: 0000000000000003 R08: 0000000000000003 R09: 0000000000000078
[   49.468845][  T541] R10: 00007ff49bf16ee8 R11: 0000000000000246 R12: 0000000000000003
[   49.469354][  T541] R13: 00000000686e74a2 R14: 0000000000499600 R15: 0000000000000000
| [   49.716185][  T543] ------------[ cut here ]------------
| [ 49.716549][ T543] WARNING: CPU: 3 PID: 543 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) 
| [   49.718073][  T543] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel bridge stp llc sch_ingress vrf veth
| [   49.719275][  T543] Tainted: [W]=WARN
[   49.719534][  T543] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 49.719932][ T543] 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) 
[ 49.720258][ T543] Code: 00 00 8b 05 b7 bb 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 fa 61 7b 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 b7 bb 3a 02    	mov    0x23abbb7(%rip),%eax        # 0x23abbbf
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb a0 0c 00 00 	lea    0xca0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 fa 61 7b 00       	call   0x7b621b
  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
[   49.721348][  T543] RSP: 0018:ffffc9000112ef70 EFLAGS: 00010246
[   49.721736][  T543] RAX: 0000000000000000 RBX: ffff888009612000 RCX: 0000000000000001
[   49.722252][  T543] RDX: 0000000000000000 RSI: ffffffff8d69b939 RDI: ffffffff8ce555e0
[   49.722708][  T543] RBP: ffffc9000112f058 R08: 0000000000000000 R09: 0000000000000000
[   49.723177][  T543] R10: ffffc9000112f088 R11: ffffffff8db79160 R12: 1ffff92000225df2
[   49.723633][  T543] R13: 00000000000005dc R14: ffffc9000112f088 R15: ffff888009612f08
[   49.724106][  T543] FS:  00007f25f44bb800(0000) GS:ffff8880a6c37000(0000) knlGS:0000000000000000
[   49.724646][  T543] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   49.725059][  T543] CR2: 00000000004e5aa8 CR3: 000000000e947004 CR4: 0000000000772ef0
[   49.725548][  T543] PKRU: 55555554
[   49.725802][  T543] Call Trace:
[   49.726044][  T543]  <TASK>
[ 49.726201][ T543] ? __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) 
[ 49.726595][ T543] ? br_del_if (net/bridge/br_if.c:742) bridge 
[ 49.726959][ T543] ? do_set_master (net/core/rtnetlink.c:2932) 
[ 49.727269][ T543] ? do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 49.727574][ T543] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 49.727904][ T543] ? netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[ 49.728209][ T543] ? netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 49.728513][ T543] ? ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 49.728839][ T543] ? ___sys_sendmsg (net/socket.c:2670) 
[ 49.729147][ T543] ? __sys_sendmsg (net/socket.c:2700) 
[ 49.729447][ T543] ? do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 49.729751][ T543] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[ 49.730138][ T543] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 49.730452][ T543] netif_set_mtu (net/core/dev.c:9652) 
[ 49.730758][ T543] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 49.731096][ T543] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 49.731329][ T543] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 49.731749][ T543] br_del_if (net/bridge/br_if.c:743) bridge 
[ 49.732120][ T543] ? rtnl_is_locked (net/core/rtnetlink.c:169) 
[ 49.732427][ T543] do_set_master (net/core/rtnetlink.c:2932) 
[ 49.732735][ T543] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 49.733055][ T543] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 49.733449][ T543] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 49.733764][ T543] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 49.734088][ T543] ? __kernel_text_address (kernel/extable.c:79) 
[ 49.734398][ T543] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 49.734705][ T543] ? __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) 
[ 49.735020][ T543] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 49.735401][ T543] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 49.735708][ T543] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 49.736028][ T543] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 49.736333][ T543] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 49.736643][ T543] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 49.736959][ T543] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 49.737259][ T543] ? __create_object (mm/kmemleak.c:771) 
[ 49.737570][ T543] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 49.737902][ T543] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 49.738214][ T543] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 49.738596][ T543] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 49.738923][ T543] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 49.739240][ T543] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 49.739545][ T543] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 49.739864][ T543] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 49.740171][ T543] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 49.740473][ T543] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 49.740801][ T543] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 49.741105][ T543] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 49.741408][ T543] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 49.741730][ T543] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 49.742062][ T543] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 49.742416][ T543] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 49.742737][ T543] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 49.743081][ T543] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 49.743400][ T543] ? 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) 
[ 49.743723][ T543] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[ 49.744056][ T543] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 49.744374][ T543] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 49.744699][ T543] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 49.745030][ T543] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 49.745357][ T543] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 49.745684][ T543] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 49.746015][ T543] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 49.746339][ T543] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 49.746751][ T543] ___sys_sendmsg (net/socket.c:2670) 
[ 49.747081][ T543] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 49.747405][ T543] ? __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) 
[ 49.747834][ T543] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 49.748157][ T543] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 49.748483][ T543] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 49.748819][ T543] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 49.749140][ T543] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 49.749460][ T543] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 49.749775][ T543] __sys_sendmsg (net/socket.c:2700) 
[ 49.750107][ T543] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 49.750513][ T543] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 49.750861][ T543] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 49.751187][ T543] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 49.751510][ T543] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   49.751919][  T543] RIP: 0033:0x7f25f46881e7
[ 49.752256][ T543] 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)
[   49.753448][  T543] RSP: 002b:00007fffcf0a7c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   49.753935][  T543] RAX: ffffffffffffffda RBX: 00007fffcf0a83a0 RCX: 00007f25f46881e7
[   49.754416][  T543] RDX: 0000000000000000 RSI: 00007fffcf0a7ce0 RDI: 0000000000000005
[   49.754908][  T543] RBP: 0000000000000003 R08: 0000000000000003 R09: 0000000000000078
[   49.755386][  T543] R10: 00007f25f4585ee8 R11: 0000000000000246 R12: 0000000000000003


Finger prints:
netif_set_mtu_ext:netif_set_mtu:dev_set_mtu:br_mtu_auto_adjust:br_del_if
netif_set_mtu_ext:netif_set_mtu:dev_set_mtu:br_mtu_auto_adjust:br_add_if