======================================
| [   25.602005][  T409] veth3: entered promiscuous mode
| [   25.604636][  T409] ------------[ cut here ]------------
| [ 25.605033][ T409] WARNING: CPU: 0 PID: 409 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) 
| [   25.605701][  T409] Modules linked in: bridge stp llc 8021q vrf veth
[   25.607010][  T409] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 25.607557][ T409] 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) 
[ 25.607998][ T409] Code: 00 00 8b 05 d7 bc 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 1a 63 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 d7 bc 3a 02    	mov    0x23abcd7(%rip),%eax        # 0x23abcdf
   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 1a 63 7b 00       	call   0x7b633b
  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
[   25.609139][  T409] RSP: 0018:ffffc90000706ef0 EFLAGS: 00010246
[   25.609538][  T409] RAX: 0000000000000000 RBX: ffff8880092e2000 RCX: 0000000000000001
[   25.610044][  T409] RDX: 0000000000000000 RSI: ffffffffb0c9b941 RDI: ffffffffb04555e0
[   25.610557][  T409] RBP: ffffc90000706fe0 R08: 0000000000000000 R09: 0000000000000000
[   25.611081][  T409] R10: ffffc90000707010 R11: ffffffffb1aa8918 R12: 1ffff920000e0de2
[   25.611574][  T409] R13: 00000000000005dc R14: ffffc90000707010 R15: ffff8880092e2f08
[   25.612699][  T409] FS:  00007f3b596a1800(0000) GS:ffff8880834b7000(0000) knlGS:0000000000000000
[   25.613308][  T409] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   25.613732][  T409] CR2: 00000000004e5ab8 CR3: 0000000004f24006 CR4: 0000000000772ef0
[   25.614237][  T409] PKRU: 55555554
[   25.614483][  T409] Call Trace:
[   25.614743][  T409]  <TASK>
[ 25.614941][ T409] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 25.615274][ T409] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 25.615694][ T409] ? mark_held_locks (kernel/locking/lockdep.c:4328) 
[ 25.616195][ T409] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:151 kernel/locking/spinlock.c:194) 
[ 25.616677][ T409] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4475) 
[ 25.617055][ T409] netif_set_mtu (net/core/dev.c:9652) 
[ 25.617394][ T409] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 25.617733][ T409] ? br_get_link_af_size_filtered (net/bridge/br_netlink.c:116) bridge 
[ 25.618218][ T409] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 25.618469][ T409] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 25.618966][ T409] br_add_if (net/bridge/br_if.c:697) bridge 
[ 25.619350][ T409] do_set_master (net/core/rtnetlink.c:2948) 
[ 25.619688][ T409] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 25.620058][ T409] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 25.620476][ T409] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 25.620817][ T409] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 25.621174][ T409] ? __kernel_text_address (kernel/extable.c:79) 
[ 25.621502][ T409] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 25.621843][ T409] ? __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) 
[ 25.622192][ T409] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 25.622598][ T409] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 25.623000][ T409] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 25.623525][ T409] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 25.623877][ T409] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 25.624222][ T409] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 25.624554][ T409] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 25.624887][ T409] ? __create_object (mm/kmemleak.c:771) 
[ 25.625244][ T409] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 25.625573][ T409] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 25.625905][ T409] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 25.626332][ T409] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 25.626665][ T409] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 25.627048][ T409] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 25.627376][ T409] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 25.627707][ T409] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 25.628064][ T409] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 25.628394][ T409] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 25.628728][ T409] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 25.629090][ T409] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 25.629420][ T409] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 25.629749][ T409] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 25.630100][ T409] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 25.630424][ T409] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 25.630745][ T409] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 25.631119][ T409] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 25.631451][ T409] ? 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) 
[ 25.631777][ T409] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 25.632140][ T409] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 25.632469][ T409] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 25.632805][ T409] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 25.633174][ T409] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 25.633503][ T409] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 25.633882][ T409] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 25.634357][ T409] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 25.634802][ T409] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 25.635255][ T409] ___sys_sendmsg (net/socket.c:2670) 
[ 25.635585][ T409] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 25.635933][ T409] ? __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) 
[ 25.636346][ T409] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 25.636693][ T409] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 25.637054][ T409] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 25.637398][ T409] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 25.637755][ T409] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 25.638094][ T409] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 25.638427][ T409] __sys_sendmsg (net/socket.c:2700) 
[ 25.638760][ T409] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 25.639192][ T409] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 25.639535][ T409] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 25.639886][ T409] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 25.640218][ T409] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   25.640632][  T409] RIP: 0033:0x7f3b5986e1e7
[ 25.640978][ T409] 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)
[   25.642161][  T409] RSP: 002b:00007ffc2f015f98 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   25.642670][  T409] RAX: ffffffffffffffda RBX: 00007ffc2f0166c0 RCX: 00007f3b5986e1e7
[   25.643186][  T409] RDX: 0000000000000000 RSI: 00007ffc2f016000 RDI: 0000000000000005
[   25.643730][  T409] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000000
[   25.644455][  T409] R10: 0000000010f6e910 R11: 0000000000000246 R12: 0000000000000004
[   25.644969][  T409] R13: 00000000686e0bf1 R14: 0000000000499600 R15: 0000000000000000
| [   27.492475][  T440] ------------[ cut here ]------------
| [ 27.494425][ T440] WARNING: CPU: 3 PID: 440 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) 
| [   27.495574][  T440] Modules linked in: act_gact cls_flower sch_ingress bridge stp llc 8021q vrf veth
| [   27.497985][  T440] Tainted: [W]=WARN
[   27.498415][  T440] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 27.499095][ T440] 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) 
[ 27.499681][ T440] Code: 00 00 8b 05 d7 bc 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 1a 63 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 d7 bc 3a 02    	mov    0x23abcd7(%rip),%eax        # 0x23abcdf
   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 1a 63 7b 00       	call   0x7b633b
  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
[   27.501697][  T440] RSP: 0018:ffffc90000586ef0 EFLAGS: 00010246
[   27.502411][  T440] RAX: 0000000000000000 RBX: ffff8880092e2000 RCX: 0000000000000001
[   27.503275][  T440] RDX: 0000000000000000 RSI: ffffffffb0c9b941 RDI: ffffffffb04555e0
[   27.504153][  T440] RBP: ffffc90000586fe0 R08: 0000000000000000 R09: 0000000000000000
[   27.505020][  T440] R10: ffffc90000587010 R11: ffffffffb1aa8918 R12: 1ffff920000b0de2
[   27.505885][  T440] R13: 00000000000005dc R14: ffffc90000587010 R15: ffff8880092e2f08
[   27.506707][  T440] FS:  00007fe09df27800(0000) GS:ffff888083637000(0000) knlGS:0000000000000000
[   27.507705][  T440] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   27.508421][  T440] CR2: 00000000004e6898 CR3: 0000000015534004 CR4: 0000000000772ef0
[   27.509249][  T440] PKRU: 55555554
[   27.509686][  T440] Call Trace:
[   27.510107][  T440]  <TASK>
[ 27.510406][ T440] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 27.511001][ T440] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 27.511558][ T440] ? mark_held_locks (kernel/locking/lockdep.c:4328) 
[ 27.512125][ T440] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:151 kernel/locking/spinlock.c:194) 
[ 27.512823][ T440] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4475) 
[ 27.513401][ T440] netif_set_mtu (net/core/dev.c:9652) 
[ 27.513970][ T440] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 27.514530][ T440] ? br_get_link_af_size_filtered (net/bridge/br_netlink.c:116) bridge 
[ 27.515296][ T440] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 27.515717][ T440] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 27.516534][ T440] br_add_if (net/bridge/br_if.c:697) bridge 
[ 27.517215][ T440] do_set_master (net/core/rtnetlink.c:2948) 
[ 27.517815][ T440] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 27.518390][ T440] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 27.519105][ T440] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 27.519681][ T440] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 27.520255][ T440] ? __kernel_text_address (kernel/extable.c:79) 
[ 27.520851][ T440] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 27.521447][ T440] ? __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) 
[ 27.522030][ T440] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 27.522725][ T440] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 27.523328][ T440] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 27.523916][ T440] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 27.524492][ T440] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 27.525050][ T440] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 27.525585][ T440] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 27.526183][ T440] ? __create_object (mm/kmemleak.c:771) 
[ 27.526751][ T440] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 27.527317][ T440] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 27.527896][ T440] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 27.528605][ T440] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 27.529184][ T440] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 27.529775][ T440] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 27.530349][ T440] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 27.530907][ T440] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 27.531452][ T440] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 27.532026][ T440] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 27.532569][ T440] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 27.533155][ T440] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 27.533783][ T440] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 27.534371][ T440] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 27.534970][ T440] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 27.535526][ T440] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 27.536098][ T440] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 27.536651][ T440] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 27.537235][ T440] ? 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) 
[ 27.537802][ T440] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 27.538412][ T440] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 27.539018][ T440] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 27.539610][ T440] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 27.540216][ T440] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 27.540782][ T440] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 27.541363][ T440] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 27.541924][ T440] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 27.542469][ T440] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 27.543162][ T440] ___sys_sendmsg (net/socket.c:2670) 
[ 27.543691][ T440] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 27.544239][ T440] ? __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) 
[ 27.544915][ T440] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 27.545459][ T440] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 27.546031][ T440] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 27.546583][ T440] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 27.547168][ T440] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 27.547689][ T440] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 27.548244][ T440] __sys_sendmsg (net/socket.c:2700) 
[ 27.548780][ T440] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 27.549488][ T440] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 27.550082][ T440] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 27.550647][ T440] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 27.551192][ T440] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   27.551889][  T440] RIP: 0033:0x7fe09e0f41e7
[ 27.552457][ T440] 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)
[   27.554580][  T440] RSP: 002b:00007ffd6db35588 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   27.555464][  T440] RAX: ffffffffffffffda RBX: 00007ffd6db35cb0 RCX: 00007fe09e0f41e7
[   27.556312][  T440] RDX: 0000000000000000 RSI: 00007ffd6db355f0 RDI: 0000000000000005
[   27.557205][  T440] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000000
[   27.558042][  T440] R10: 000000003c71a910 R11: 0000000000000246 R12: 0000000000000004
[   27.558898][  T440] R13: 00000000686e0bf3 R14: 0000000000499600 R15: 0000000000000000
| [   29.715966][  T488] ------------[ cut here ]------------
| [ 29.716324][ T488] WARNING: CPU: 0 PID: 488 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) 
| [   29.717013][  T488] Modules linked in: act_gact cls_flower sch_ingress bridge stp llc 8021q vrf veth
| [   29.718508][  T488] Tainted: [W]=WARN
[   29.718757][  T488] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 29.719378][ T488] 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) 
[ 29.719717][ T488] Code: 00 00 8b 05 d7 bc 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 1a 63 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 d7 bc 3a 02    	mov    0x23abcd7(%rip),%eax        # 0x23abcdf
   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 1a 63 7b 00       	call   0x7b633b
  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
[   29.721029][  T488] RSP: 0018:ffffc900009b6ef0 EFLAGS: 00010246
[   29.721427][  T488] RAX: 0000000000000000 RBX: ffff888017312000 RCX: 0000000000000001
[   29.722110][  T488] RDX: 0000000000000000 RSI: ffffffffb0c9b941 RDI: ffffffffb04555e0
[   29.722585][  T488] RBP: ffffc900009b6fe0 R08: 0000000000000000 R09: 0000000000000000
[   29.723245][  T488] R10: ffffc900009b7010 R11: ffffffffb1aa8918 R12: 1ffff92000136de2
[   29.723705][  T488] R13: 00000000000005dc R14: ffffc900009b7010 R15: ffff888017312f08
[   29.724348][  T488] FS:  00007f83cf7b5800(0000) GS:ffff8880834b7000(0000) knlGS:0000000000000000
[   29.725114][  T488] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   29.725505][  T488] CR2: 00000000004e5ac8 CR3: 000000000a6a7002 CR4: 0000000000772ef0
[   29.726178][  T488] PKRU: 55555554
[   29.726411][  T488] Call Trace:
[   29.726642][  T488]  <TASK>
[ 29.726800][ T488] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 29.727214][ T488] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 29.727551][ T488] ? mark_held_locks (kernel/locking/lockdep.c:4328) 
[ 29.727897][ T488] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:151 kernel/locking/spinlock.c:194) 
[ 29.728302][ T488] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4475) 
[ 29.728629][ T488] netif_set_mtu (net/core/dev.c:9652) 
[ 29.728968][ T488] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 29.729304][ T488] ? br_get_link_af_size_filtered (net/bridge/br_netlink.c:116) bridge 
[ 29.729753][ T488] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 29.730019][ T488] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 29.730464][ T488] br_add_if (net/bridge/br_if.c:697) bridge 
[ 29.730835][ T488] do_set_master (net/core/rtnetlink.c:2948) 
[ 29.731185][ T488] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 29.731515][ T488] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 29.731934][ T488] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 29.732258][ T488] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 29.732586][ T488] ? __kernel_text_address (kernel/extable.c:79) 
[ 29.732909][ T488] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 29.733224][ T488] ? __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) 
[ 29.733529][ T488] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 29.733921][ T488] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 29.734233][ T488] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 29.734551][ T488] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 29.734874][ T488] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 29.735182][ T488] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 29.735490][ T488] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 29.735793][ T488] ? __create_object (mm/kmemleak.c:771) 
[ 29.736120][ T488] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 29.736433][ T488] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 29.736737][ T488] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 29.737150][ T488] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 29.737474][ T488] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 29.737786][ T488] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 29.738103][ T488] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 29.738421][ T488] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 29.738729][ T488] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 29.739073][ T488] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 29.739401][ T488] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 29.739725][ T488] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 29.740071][ T488] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 29.740397][ T488] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 29.740724][ T488] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 29.741064][ T488] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 29.741388][ T488] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 29.741725][ T488] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 29.742047][ T488] ? 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) 
[ 29.742365][ T488] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 29.742675][ T488] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 29.742993][ T488] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 29.743308][ T488] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 29.743616][ T488] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 29.743935][ T488] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 29.744253][ T488] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 29.744571][ T488] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 29.744895][ T488] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 29.745295][ T488] ___sys_sendmsg (net/socket.c:2670) 
[ 29.745604][ T488] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 29.745925][ T488] ? __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) 
[ 29.746308][ T488] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 29.746617][ T488] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 29.746965][ T488] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 29.747279][ T488] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 29.747585][ T488] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 29.747911][ T488] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 29.748232][ T488] __sys_sendmsg (net/socket.c:2700) 
[ 29.748536][ T488] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 29.748931][ T488] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 29.749263][ T488] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 29.749573][ T488] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 29.749902][ T488] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   29.750284][  T488] RIP: 0033:0x7f83cf9821e7
[ 29.750601][ T488] 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)
[   29.751717][  T488] RSP: 002b:00007ffe45fad088 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   29.752197][  T488] RAX: ffffffffffffffda RBX: 00007ffe45fad7b0 RCX: 00007f83cf9821e7
[   29.752655][  T488] RDX: 0000000000000000 RSI: 00007ffe45fad0f0 RDI: 0000000000000005
[   29.753127][  T488] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000000
[   29.753591][  T488] R10: 00000000050c3910 R11: 0000000000000246 R12: 0000000000000004
[   29.754060][  T488] R13: 00000000686e0bf5 R14: 0000000000499600 R15: 0000000000000000
| [   31.021951][  T516] ------------[ cut here ]------------
| [ 31.022337][ T516] WARNING: CPU: 0 PID: 516 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) 
| [   31.024011][  T516] Modules linked in: act_gact cls_flower sch_ingress bridge stp llc 8021q vrf veth
| [   31.025531][  T516] Tainted: [W]=WARN
[   31.025809][  T516] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 31.026266][ T516] 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) 
[ 31.026613][ T516] Code: 00 00 8b 05 d7 bc 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 1a 63 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 d7 bc 3a 02    	mov    0x23abcd7(%rip),%eax        # 0x23abcdf
   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 1a 63 7b 00       	call   0x7b633b
  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
[   31.028095][  T516] RSP: 0018:ffffc9000094eef0 EFLAGS: 00010246
[   31.028540][  T516] RAX: 0000000000000000 RBX: ffff888017312000 RCX: 0000000000000001
[   31.029114][  T516] RDX: 0000000000000000 RSI: ffffffffb0c9b941 RDI: ffffffffb04555e0
[   31.029646][  T516] RBP: ffffc9000094efe0 R08: 0000000000000000 R09: 0000000000000000
[   31.030215][  T516] R10: ffffc9000094f010 R11: ffffffffb1aa8918 R12: 1ffff92000129de2
[   31.030723][  T516] R13: 00000000000005dc R14: ffffc9000094f010 R15: ffff888017312f08
[   31.031252][  T516] FS:  00007f88f7511800(0000) GS:ffff8880834b7000(0000) knlGS:0000000000000000
[   31.031924][  T516] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   31.032390][  T516] CR2: 00000000004e68a0 CR3: 000000000c7d5001 CR4: 0000000000772ef0
[   31.032952][  T516] PKRU: 55555554
[   31.033227][  T516] Call Trace:
[   31.033495][  T516]  <TASK>
[ 31.033685][ T516] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 31.034056][ T516] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 31.034437][ T516] ? mark_held_locks (kernel/locking/lockdep.c:4328) 
[ 31.034850][ T516] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:151 kernel/locking/spinlock.c:194) 
[ 31.035354][ T516] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4475) 
[ 31.035741][ T516] netif_set_mtu (net/core/dev.c:9652) 
[ 31.036116][ T516] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 31.036532][ T516] ? br_get_link_af_size_filtered (net/bridge/br_netlink.c:116) bridge 
[ 31.037159][ T516] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 31.037459][ T516] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 31.037987][ T516] br_add_if (net/bridge/br_if.c:697) bridge 
[ 31.038438][ T516] do_set_master (net/core/rtnetlink.c:2948) 
[ 31.038812][ T516] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 31.039194][ T516] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 31.039642][ T516] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 31.039990][ T516] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 31.040381][ T516] ? __kernel_text_address (kernel/extable.c:79) 
[ 31.040703][ T516] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 31.041046][ T516] ? __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) 
[ 31.041386][ T516] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 31.041816][ T516] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 31.042200][ T516] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 31.042556][ T516] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 31.042935][ T516] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 31.043297][ T516] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 31.043650][ T516] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 31.044058][ T516] ? __create_object (mm/kmemleak.c:771) 
[ 31.044419][ T516] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 31.044791][ T516] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 31.045157][ T516] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 31.045604][ T516] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 31.046030][ T516] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 31.046383][ T516] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 31.046935][ T516] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 31.047340][ T516] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 31.047752][ T516] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 31.048175][ T516] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 31.048613][ T516] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 31.049019][ T516] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 31.049390][ T516] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 31.049748][ T516] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 31.050121][ T516] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 31.050482][ T516] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 31.050834][ T516] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 31.051191][ T516] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 31.051585][ T516] ? 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) 
[ 31.051973][ T516] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 31.052379][ T516] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 31.052745][ T516] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 31.053130][ T516] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 31.053528][ T516] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 31.053916][ T516] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 31.054306][ T516] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 31.054725][ T516] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 31.055136][ T516] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 31.055613][ T516] ___sys_sendmsg (net/socket.c:2670) 
[ 31.055971][ T516] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 31.056333][ T516] ? __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) 
[ 31.056941][ T516] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 31.057353][ T516] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 31.057757][ T516] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 31.058119][ T516] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 31.058449][ T516] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 31.058769][ T516] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 31.059109][ T516] __sys_sendmsg (net/socket.c:2700) 
[ 31.059450][ T516] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 31.059946][ T516] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 31.060330][ T516] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 31.060678][ T516] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 31.061078][ T516] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   31.061493][  T516] RIP: 0033:0x7f88f76de1e7
[ 31.061842][ T516] 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)
[   31.063167][  T516] RSP: 002b:00007ffd319168a8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   31.063732][  T516] RAX: ffffffffffffffda RBX: 00007ffd31916fd0 RCX: 00007f88f76de1e7
[   31.064296][  T516] RDX: 0000000000000000 RSI: 00007ffd31916910 RDI: 0000000000000005
[   31.064852][  T516] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000000
[   31.065464][  T516] R10: 000000001118b910 R11: 0000000000000246 R12: 0000000000000004
[   31.066062][  T516] R13: 00000000686e0bf6 R14: 0000000000499600 R15: 0000000000000000
| [   33.929123][  T577] ------------[ cut here ]------------
| [ 33.929480][ T577] WARNING: CPU: 2 PID: 577 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) 
| [   33.930168][  T577] Modules linked in: dummy act_gact cls_flower sch_ingress bridge stp llc 8021q vrf veth
| [   33.931471][  T577] Tainted: [W]=WARN
[   33.931742][  T577] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 33.933114][ T577] 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) 
[ 33.933480][ T577] Code: 00 00 8b 05 d7 bc 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 1a 63 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 d7 bc 3a 02    	mov    0x23abcd7(%rip),%eax        # 0x23abcdf
   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 1a 63 7b 00       	call   0x7b633b
  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
[   33.934720][  T577] RSP: 0018:ffffc900004d6ef0 EFLAGS: 00010246
[   33.935152][  T577] RAX: 0000000000000000 RBX: ffff888005aaa000 RCX: 0000000000000001
[   33.935676][  T577] RDX: 0000000000000000 RSI: ffffffffb0c9b941 RDI: ffffffffb04555e0
[   33.936171][  T577] RBP: ffffc900004d6fe0 R08: 0000000000000000 R09: 0000000000000000
[   33.936653][  T577] R10: ffffc900004d7010 R11: ffffffffb1aa8918 R12: 1ffff9200009ade2
[   33.937212][  T577] R13: 00000000000005dc R14: ffffc900004d7010 R15: ffff888005aaaf08
[   33.937796][  T577] FS:  00007f477b877800(0000) GS:ffff8880835b7000(0000) knlGS:0000000000000000
[   33.938795][  T577] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   33.939514][  T577] CR2: 00000000004e5aa8 CR3: 0000000004d3a002 CR4: 0000000000772ef0
[   33.940375][  T577] PKRU: 55555554
[   33.940828][  T577] Call Trace:
[   33.941273][  T577]  <TASK>
[ 33.941587][ T577] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 33.942169][ T577] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 33.942746][ T577] ? mark_held_locks (kernel/locking/lockdep.c:4328) 
[ 33.943323][ T577] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:151 kernel/locking/spinlock.c:194) 
[ 33.944049][ T577] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4475) 
[ 33.944667][ T577] netif_set_mtu (net/core/dev.c:9652) 
[ 33.945261][ T577] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 33.945895][ T577] ? br_get_link_af_size_filtered (net/bridge/br_netlink.c:116) bridge 
[ 33.946671][ T577] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 33.947141][ T577] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 33.947836][ T577] br_add_if (net/bridge/br_if.c:697) bridge 
[ 33.948426][ T577] do_set_master (net/core/rtnetlink.c:2948) 
[ 33.948965][ T577] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 33.949547][ T577] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 33.950281][ T577] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 33.950905][ T577] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 33.951492][ T577] ? __kernel_text_address (kernel/extable.c:79) 
[ 33.952098][ T577] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 33.952680][ T577] ? __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) 
[ 33.953281][ T577] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 33.954020][ T577] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 33.954626][ T577] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 33.955243][ T577] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 33.955823][ T577] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 33.956432][ T577] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 33.957051][ T577] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 33.957653][ T577] ? __create_object (mm/kmemleak.c:771) 
[ 33.958277][ T577] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 33.958884][ T577] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 33.959442][ T577] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 33.960164][ T577] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 33.960757][ T577] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 33.961349][ T577] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 33.961931][ T577] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 33.962513][ T577] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 33.963096][ T577] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 33.963661][ T577] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 33.964244][ T577] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 33.964810][ T577] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 33.965393][ T577] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 33.965988][ T577] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 33.966587][ T577] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 33.967199][ T577] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 33.967790][ T577] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 33.968420][ T577] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 33.969047][ T577] ? 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) 
[ 33.969580][ T577] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 33.970161][ T577] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 33.970688][ T577] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 33.971212][ T577] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 33.971720][ T577] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 33.972246][ T577] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 33.972790][ T577] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 33.973386][ T577] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 33.973963][ T577] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 33.974685][ T577] ___sys_sendmsg (net/socket.c:2670) 
[ 33.975290][ T577] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 33.975885][ T577] ? __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) 
[ 33.976560][ T577] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 33.977158][ T577] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 33.977734][ T577] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 33.978326][ T577] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 33.978916][ T577] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 33.979491][ T577] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 33.980101][ T577] __sys_sendmsg (net/socket.c:2700) 
[ 33.980693][ T577] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 33.981422][ T577] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 33.982048][ T577] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 33.982632][ T577] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 33.983234][ T577] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   33.983968][  T577] RIP: 0033:0x7f477ba441e7
[ 33.984579][ T577] 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)
[   33.986606][  T577] RSP: 002b:00007fffd04a0cb8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   33.987513][  T577] RAX: ffffffffffffffda RBX: 00007fffd04a13e0 RCX: 00007f477ba441e7
[   33.988425][  T577] RDX: 0000000000000000 RSI: 00007fffd04a0d20 RDI: 0000000000000005
[   33.989329][  T577] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000000
[   33.990232][  T577] R10: 0000000033772910 R11: 0000000000000246 R12: 0000000000000004
[   33.991115][  T577] R13: 00000000686e0bf9 R14: 0000000000499600 R15: 0000000000000000
| [   39.396302][  T688] ------------[ cut here ]------------
| [ 39.396616][ T688] WARNING: CPU: 3 PID: 688 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) 
| [   39.398157][  T688] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel dummy act_gact cls_flower sch_ingress bridge stp llc 8021q vrf veth
| [   39.399576][  T688] Tainted: [W]=WARN
[   39.399809][  T688] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 39.400199][ T688] 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) 
[ 39.400517][ T688] Code: 00 00 8b 05 d7 bc 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 1a 63 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 d7 bc 3a 02    	mov    0x23abcd7(%rip),%eax        # 0x23abcdf
   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 1a 63 7b 00       	call   0x7b633b
  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
[   39.401644][  T688] RSP: 0018:ffffc90000526ef0 EFLAGS: 00010246
[   39.402095][  T688] RAX: 0000000000000000 RBX: ffff888004dfa000 RCX: 0000000000000001
[   39.402566][  T688] RDX: 0000000000000000 RSI: ffffffffb0c9b941 RDI: ffffffffb04555e0
[   39.403037][  T688] RBP: ffffc90000526fe0 R08: 0000000000000000 R09: 0000000000000000
[   39.403536][  T688] R10: ffffc90000527010 R11: ffffffffb1179160 R12: 1ffff920000a4de2
[   39.404021][  T688] R13: 00000000000005aa R14: ffffc90000527010 R15: ffff888004dfaf08
[   39.404479][  T688] FS:  00007fc3bd263800(0000) GS:ffff888083637000(0000) knlGS:0000000000000000
[   39.405034][  T688] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   39.405429][  T688] CR2: 00000000004e5ce0 CR3: 000000001681c003 CR4: 0000000000772ef0
[   39.405894][  T688] PKRU: 55555554
[   39.406127][  T688] Call Trace:
[   39.406437][  T688]  <TASK>
[ 39.406717][ T688] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 39.407353][ T688] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 39.407964][ T688] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 39.408512][ T688] netif_set_mtu (net/core/dev.c:9652) 
[ 39.409071][ T688] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 39.409647][ T688] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 39.410078][ T688] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 39.410833][ T688] br_add_if (net/bridge/br_if.c:697) bridge 
[ 39.411474][ T688] do_set_master (net/core/rtnetlink.c:2948) 
[ 39.412052][ T688] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 39.412566][ T688] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 39.413261][ T688] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 39.413838][ T688] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 39.414393][ T688] ? __kernel_text_address (kernel/extable.c:79) 
[ 39.414960][ T688] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 39.415502][ T688] ? __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) 
[ 39.416066][ T688] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 39.416745][ T688] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 39.417320][ T688] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 39.417876][ T688] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 39.418416][ T688] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 39.419005][ T688] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 39.419555][ T688] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 39.420109][ T688] ? __create_object (mm/kmemleak.c:771) 
[ 39.420652][ T688] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 39.421221][ T688] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 39.421754][ T688] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 39.422410][ T688] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 39.422972][ T688] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 39.423552][ T688] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 39.424135][ T688] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 39.424701][ T688] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 39.425258][ T688] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 39.425826][ T688] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 39.426401][ T688] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 39.427007][ T688] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 39.427556][ T688] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 39.428124][ T688] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 39.428675][ T688] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 39.429249][ T688] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 39.429826][ T688] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 39.430432][ T688] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 39.430984][ T688] ? 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) 
[ 39.431527][ T688] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 39.432096][ T688] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 39.432634][ T688] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 39.433204][ T688] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 39.433745][ T688] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 39.434298][ T688] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 39.434871][ T688] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 39.435402][ T688] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 39.435988][ T688] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 39.436680][ T688] ___sys_sendmsg (net/socket.c:2670) 
[ 39.437250][ T688] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 39.437809][ T688] ? __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) 
[ 39.438541][ T688] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 39.439103][ T688] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 39.439658][ T688] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 39.440229][ T688] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 39.440777][ T688] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 39.441339][ T688] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 39.441934][ T688] __sys_sendmsg (net/socket.c:2700) 
[ 39.442495][ T688] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 39.443195][ T688] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 39.443772][ T688] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 39.444301][ T688] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 39.444830][ T688] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   39.445469][  T688] RIP: 0033:0x7fc3bd4301e7
[ 39.446011][ T688] 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)
[   39.447897][  T688] RSP: 002b:00007ffcbba58b48 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   39.448729][  T688] RAX: ffffffffffffffda RBX: 00007ffcbba59270 RCX: 00007fc3bd4301e7
[   39.449614][  T688] RDX: 0000000000000000 RSI: 00007ffcbba58bb0 RDI: 0000000000000005
[   39.450459][  T688] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000000
[   39.451284][  T688] R10: 000000000922f910 R11: 0000000000000246 R12: 0000000000000004
[   39.452069][  T688] R13: 00000000686e0bff R14: 0000000000499600 R15: 0000000000000000
| [   40.011616][  T703] ------------[ cut here ]------------
| [ 40.011933][ T703] WARNING: CPU: 3 PID: 703 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) 
| [   40.012536][  T703] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel dummy act_gact cls_flower sch_ingress bridge stp llc 8021q vrf veth
| [   40.013921][  T703] Tainted: [W]=WARN
[   40.014153][  T703] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 40.014551][ T703] 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) 
[ 40.014870][ T703] Code: 00 00 8b 05 d7 bc 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 1a 63 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 d7 bc 3a 02    	mov    0x23abcd7(%rip),%eax        # 0x23abcdf
   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 1a 63 7b 00       	call   0x7b633b
  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
[   40.015955][  T703] RSP: 0018:ffffc90000706ef0 EFLAGS: 00010246
[   40.016342][  T703] RAX: 0000000000000000 RBX: ffff888004dfa000 RCX: 0000000000000001
[   40.016806][  T703] RDX: 0000000000000000 RSI: ffffffffb0c9b941 RDI: ffffffffb04555e0
[   40.017286][  T703] RBP: ffffc90000706fe0 R08: 0000000000000000 R09: 0000000000000000
[   40.017742][  T703] R10: ffffc90000707010 R11: ffffffffb1aa8918 R12: 1ffff920000e0de2
[   40.018204][  T703] R13: 0000000000000596 R14: ffffc90000707010 R15: ffff888004dfaf08
[   40.018666][  T703] FS:  00007f6c4ad0f800(0000) GS:ffff888083637000(0000) knlGS:0000000000000000
[   40.019206][  T703] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   40.019627][  T703] CR2: 00000000004e5de8 CR3: 0000000016019002 CR4: 0000000000772ef0
[   40.020109][  T703] PKRU: 55555554
[   40.020340][  T703] Call Trace:
[   40.020588][  T703]  <TASK>
[ 40.020750][ T703] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 40.021072][ T703] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 40.021393][ T703] ? mark_held_locks (kernel/locking/lockdep.c:4328) 
[ 40.021705][ T703] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:151 kernel/locking/spinlock.c:194) 
[ 40.022118][ T703] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4475) 
[ 40.022441][ T703] netif_set_mtu (net/core/dev.c:9652) 
[ 40.022764][ T703] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 40.023097][ T703] ? br_get_link_af_size_filtered (net/bridge/br_netlink.c:116) bridge 
[ 40.023539][ T703] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 40.023774][ T703] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 40.024212][ T703] br_add_if (net/bridge/br_if.c:697) bridge 
[ 40.024572][ T703] do_set_master (net/core/rtnetlink.c:2948) 
[ 40.024898][ T703] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 40.025219][ T703] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 40.025617][ T703] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 40.025936][ T703] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 40.026251][ T703] ? __kernel_text_address (kernel/extable.c:79) 
[ 40.026583][ T703] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 40.026939][ T703] ? __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) 
[ 40.027268][ T703] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 40.027667][ T703] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 40.027994][ T703] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 40.028313][ T703] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 40.028641][ T703] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 40.029004][ T703] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 40.029333][ T703] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 40.029664][ T703] ? __create_object (mm/kmemleak.c:771) 
[ 40.029983][ T703] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 40.030308][ T703] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 40.030621][ T703] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 40.031006][ T703] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 40.031322][ T703] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 40.031635][ T703] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 40.031957][ T703] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 40.032292][ T703] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 40.032620][ T703] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 40.032942][ T703] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 40.033262][ T703] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 40.033584][ T703] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 40.033920][ T703] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 40.034227][ T703] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 40.034539][ T703] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 40.034868][ T703] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 40.035182][ T703] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 40.035503][ T703] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 40.035825][ T703] ? 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) 
[ 40.036164][ T703] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 40.036472][ T703] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 40.036826][ T703] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 40.037162][ T703] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 40.037490][ T703] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 40.037816][ T703] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 40.038156][ T703] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 40.038475][ T703] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 40.038779][ T703] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 40.039200][ T703] ___sys_sendmsg (net/socket.c:2670) 
[ 40.039528][ T703] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 40.039840][ T703] ? __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) 
[ 40.040238][ T703] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 40.040556][ T703] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 40.040892][ T703] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 40.041219][ T703] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 40.041536][ T703] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 40.041845][ T703] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 40.042181][ T703] __sys_sendmsg (net/socket.c:2700) 
[ 40.042507][ T703] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 40.042904][ T703] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 40.043234][ T703] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 40.043542][ T703] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 40.043877][ T703] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   40.044274][  T703] RIP: 0033:0x7f6c4aedc1e7
[ 40.044600][ T703] 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)
[   40.045698][  T703] RSP: 002b:00007fff26458c38 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   40.046167][  T703] RAX: ffffffffffffffda RBX: 00007fff26459360 RCX: 00007f6c4aedc1e7
[   40.046643][  T703] RDX: 0000000000000000 RSI: 00007fff26458ca0 RDI: 0000000000000005
[   40.047121][  T703] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000000
[   40.047574][  T703] R10: 00000000183c8910 R11: 0000000000000246 R12: 0000000000000004
[   40.048037][  T703] R13: 00000000686e0bff R14: 0000000000499600 R15: 0000000000000000
| [   40.645174][  T718] ------------[ cut here ]------------
| [ 40.645493][ T718] WARNING: CPU: 3 PID: 718 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) 
| [   40.646133][  T718] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel dummy act_gact cls_flower sch_ingress bridge stp llc 8021q vrf veth
| [   40.647626][  T718] Tainted: [W]=WARN
[   40.647886][  T718] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 40.648292][ T718] 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) 
[ 40.648645][ T718] Code: 00 00 8b 05 d7 bc 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 1a 63 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 d7 bc 3a 02    	mov    0x23abcd7(%rip),%eax        # 0x23abcdf
   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 1a 63 7b 00       	call   0x7b633b
  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
[   40.649790][  T718] RSP: 0018:ffffc9000094eef0 EFLAGS: 00010246
[   40.650211][  T718] RAX: 0000000000000000 RBX: ffff888004dfa000 RCX: 0000000000000001
[   40.650761][  T718] RDX: 0000000000000000 RSI: ffffffffb0c9b941 RDI: ffffffffb04555e0
[   40.651498][  T718] RBP: ffffc9000094efe0 R08: 0000000000000000 R09: 0000000000000000
[   40.652296][  T718] R10: ffffc9000094f010 R11: ffffffffb1aa8918 R12: 1ffff92000129de2
[   40.653114][  T718] R13: 0000000000000596 R14: ffffc9000094f010 R15: ffff888004dfaf08
[   40.653965][  T718] FS:  00007f17b7472800(0000) GS:ffff888083637000(0000) knlGS:0000000000000000
[   40.654824][  T718] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   40.655501][  T718] CR2: 00000000004e6890 CR3: 00000000161ee001 CR4: 0000000000772ef0
[   40.656338][  T718] PKRU: 55555554
[   40.656728][  T718] Call Trace:
[   40.657183][  T718]  <TASK>
[ 40.657452][ T718] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 40.657972][ T718] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 40.658505][ T718] ? mark_held_locks (kernel/locking/lockdep.c:4328) 
[ 40.658945][ T718] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:151 kernel/locking/spinlock.c:194) 
[ 40.659357][ T718] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4475) 
[ 40.659684][ T718] netif_set_mtu (net/core/dev.c:9652) 
[ 40.660002][ T718] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 40.660345][ T718] ? br_get_link_af_size_filtered (net/bridge/br_netlink.c:116) bridge 
[ 40.660796][ T718] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 40.661041][ T718] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 40.661493][ T718] br_add_if (net/bridge/br_if.c:697) bridge 
[ 40.661894][ T718] do_set_master (net/core/rtnetlink.c:2948) 
[ 40.662225][ T718] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 40.662540][ T718] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 40.662965][ T718] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 40.663273][ T718] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 40.663600][ T718] ? __kernel_text_address (kernel/extable.c:79) 
[ 40.663945][ T718] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 40.664261][ T718] ? __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) 
[ 40.664572][ T718] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 40.665002][ T718] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 40.665426][ T718] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 40.665737][ T718] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 40.666069][ T718] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 40.666380][ T718] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 40.666693][ T718] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 40.667037][ T718] ? __create_object (mm/kmemleak.c:771) 
[ 40.667392][ T718] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 40.667759][ T718] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 40.668280][ T718] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 40.668944][ T718] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 40.669484][ T718] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 40.670094][ T718] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 40.670664][ T718] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 40.671219][ T718] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 40.671751][ T718] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 40.672274][ T718] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 40.672826][ T718] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 40.673366][ T718] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 40.673924][ T718] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 40.674481][ T718] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 40.675007][ T718] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 40.675485][ T718] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 40.676071][ T718] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 40.676470][ T718] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 40.676797][ T718] ? 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) 
[ 40.677139][ T718] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 40.677451][ T718] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 40.677768][ T718] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 40.678107][ T718] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 40.678420][ T718] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 40.678742][ T718] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 40.679070][ T718] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 40.679379][ T718] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 40.679690][ T718] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 40.680123][ T718] ___sys_sendmsg (net/socket.c:2670) 
[ 40.680430][ T718] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 40.680767][ T718] ? __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) 
[ 40.681163][ T718] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 40.681471][ T718] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 40.681801][ T718] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 40.682138][ T718] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 40.682454][ T718] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 40.682768][ T718] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 40.683094][ T718] __sys_sendmsg (net/socket.c:2700) 
[ 40.683406][ T718] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 40.683814][ T718] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 40.684170][ T718] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 40.684495][ T718] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 40.684824][ T718] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   40.685216][  T718] RIP: 0033:0x7f17b763f1e7
[ 40.685540][ T718] 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)
[   40.686992][  T718] RSP: 002b:00007ffcb62a6c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   40.687780][  T718] RAX: ffffffffffffffda RBX: 00007ffcb62a73a0 RCX: 00007f17b763f1e7
[   40.688640][  T718] RDX: 0000000000000000 RSI: 00007ffcb62a6ce0 RDI: 0000000000000005
[   40.689464][  T718] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000000
[   40.690306][  T718] R10: 000000000a917910 R11: 0000000000000246 R12: 0000000000000004
[   40.691131][  T718] R13: 00000000686e0c00 R14: 0000000000499600 R15: 0000000000000000
| [   46.995297][  T842] ------------[ cut here ]------------
| [ 46.995664][ T842] WARNING: CPU: 0 PID: 842 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) 
| [   46.997217][  T842] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel dummy act_gact cls_flower sch_ingress bridge stp llc 8021q vrf veth
| [   46.998688][  T842] Tainted: [W]=WARN
[   46.998942][  T842] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 46.999343][ T842] 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) 
[ 46.999689][ T842] Code: 00 00 8b 05 d7 bc 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 1a 63 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 d7 bc 3a 02    	mov    0x23abcd7(%rip),%eax        # 0x23abcdf
   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 1a 63 7b 00       	call   0x7b633b
  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
[   47.000883][  T842] RSP: 0018:ffffc90000f5eef0 EFLAGS: 00010246
[   47.001296][  T842] RAX: 0000000000000000 RBX: ffff888016c52000 RCX: 0000000000000001
[   47.001844][  T842] RDX: 0000000000000000 RSI: ffffffffb0c9b941 RDI: ffffffffb04555e0
[   47.002343][  T842] RBP: ffffc90000f5efe0 R08: 0000000000000000 R09: 0000000000000000
[   47.002843][  T842] R10: ffffc90000f5f010 R11: ffffffffb1179160 R12: 1ffff920001ebde2
[   47.003343][  T842] R13: 00000000000005aa R14: ffffc90000f5f010 R15: ffff888016c52f08
[   47.003875][  T842] FS:  00007f2abf281800(0000) GS:ffff8880834b7000(0000) knlGS:0000000000000000
[   47.004442][  T842] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   47.004908][  T842] CR2: 00000000004e5ce0 CR3: 00000000168b0003 CR4: 0000000000772ef0
[   47.005403][  T842] PKRU: 55555554
[   47.005675][  T842] Call Trace:
[   47.006083][  T842]  <TASK>
[ 47.006252][ T842] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 47.006578][ T842] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 47.006954][ T842] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 47.007286][ T842] netif_set_mtu (net/core/dev.c:9652) 
[ 47.007621][ T842] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 47.007987][ T842] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 47.008233][ T842] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 47.008727][ T842] br_add_if (net/bridge/br_if.c:697) bridge 
[ 47.009130][ T842] do_set_master (net/core/rtnetlink.c:2948) 
[ 47.009460][ T842] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 47.009809][ T842] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 47.010230][ T842] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 47.010568][ T842] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 47.010913][ T842] ? __kernel_text_address (kernel/extable.c:79) 
[ 47.011243][ T842] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 47.011571][ T842] ? __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) 
[ 47.011918][ T842] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 47.012319][ T842] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 47.012672][ T842] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 47.013032][ T842] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 47.013357][ T842] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 47.013738][ T842] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 47.014074][ T842] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 47.014395][ T842] ? __create_object (mm/kmemleak.c:771) 
[ 47.014720][ T842] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 47.015051][ T842] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 47.015371][ T842] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 47.015777][ T842] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 47.016114][ T842] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 47.016443][ T842] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 47.016793][ T842] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 47.017159][ T842] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 47.017482][ T842] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 47.017799][ T842] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 47.018136][ T842] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 47.018457][ T842] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 47.018778][ T842] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 47.019111][ T842] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 47.019439][ T842] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 47.019761][ T842] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 47.020092][ T842] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 47.020424][ T842] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 47.020775][ T842] ? 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) 
[ 47.021124][ T842] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 47.021451][ T842] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 47.021772][ T842] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 47.022106][ T842] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 47.022429][ T842] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 47.022750][ T842] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 47.023100][ T842] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 47.023431][ T842] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 47.023753][ T842] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 47.024171][ T842] ___sys_sendmsg (net/socket.c:2670) 
[ 47.024491][ T842] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 47.024850][ T842] ? __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) 
[ 47.025280][ T842] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 47.025610][ T842] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 47.025947][ T842] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 47.026276][ T842] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 47.026598][ T842] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 47.026939][ T842] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 47.027272][ T842] __sys_sendmsg (net/socket.c:2700) 
[ 47.027591][ T842] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 47.028006][ T842] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 47.028340][ T842] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 47.028689][ T842] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 47.029040][ T842] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   47.029435][  T842] RIP: 0033:0x7f2abf44e1e7
[ 47.029767][ T842] 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)
[   47.030942][  T842] RSP: 002b:00007ffee1871fd8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   47.031446][  T842] RAX: ffffffffffffffda RBX: 00007ffee1872700 RCX: 00007f2abf44e1e7
[   47.031917][  T842] RDX: 0000000000000000 RSI: 00007ffee1872040 RDI: 0000000000000005
[   47.032384][  T842] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000000
[   47.032903][  T842] R10: 0000000018497910 R11: 0000000000000246 R12: 0000000000000004
[   47.033358][  T842] R13: 00000000686e0c06 R14: 0000000000499600 R15: 0000000000000000
| [   47.685809][  T857] ------------[ cut here ]------------
| [ 47.686405][ T857] WARNING: CPU: 0 PID: 857 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) 
| [   47.687582][  T857] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel dummy act_gact cls_flower sch_ingress bridge stp llc 8021q vrf veth
| [   47.691284][  T857] Tainted: [W]=WARN
[   47.691735][  T857] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 47.692485][ T857] 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) 
[ 47.693127][ T857] Code: 00 00 8b 05 d7 bc 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 1a 63 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 d7 bc 3a 02    	mov    0x23abcd7(%rip),%eax        # 0x23abcdf
   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 1a 63 7b 00       	call   0x7b633b
  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
[   47.695216][  T857] RSP: 0018:ffffc9000100eef0 EFLAGS: 00010246
[   47.695952][  T857] RAX: 0000000000000000 RBX: ffff888016c52000 RCX: 0000000000000001
[   47.696809][  T857] RDX: 0000000000000000 RSI: ffffffffb0c9b941 RDI: ffffffffb04555e0
[   47.697720][  T857] RBP: ffffc9000100efe0 R08: 0000000000000000 R09: 0000000000000000
[   47.698602][  T857] R10: ffffc9000100f010 R11: ffffffffb1aa8918 R12: 1ffff92000201de2
[   47.699478][  T857] R13: 0000000000000596 R14: ffffc9000100f010 R15: ffff888016c52f08
[   47.700359][  T857] FS:  00007fb93da62800(0000) GS:ffff8880834b7000(0000) knlGS:0000000000000000
[   47.701406][  T857] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   47.702130][  T857] CR2: 00000000004e5de8 CR3: 0000000017036003 CR4: 0000000000772ef0
[   47.702989][  T857] PKRU: 55555554
[   47.703421][  T857] Call Trace:
[   47.703808][  T857]  <TASK>
[ 47.704107][ T857] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 47.704679][ T857] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 47.705307][ T857] ? mark_held_locks (kernel/locking/lockdep.c:4328) 
[ 47.705910][ T857] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:151 kernel/locking/spinlock.c:194) 
[ 47.706622][ T857] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4475) 
[ 47.707233][ T857] netif_set_mtu (net/core/dev.c:9652) 
[ 47.707813][ T857] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 47.708430][ T857] ? br_get_link_af_size_filtered (net/bridge/br_netlink.c:116) bridge 
[ 47.709232][ T857] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 47.709598][ T857] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 47.710052][ T857] br_add_if (net/bridge/br_if.c:697) bridge 
[ 47.710433][ T857] do_set_master (net/core/rtnetlink.c:2948) 
[ 47.710753][ T857] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 47.711102][ T857] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 47.711647][ T857] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 47.712220][ T857] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 47.712779][ T857] ? __kernel_text_address (kernel/extable.c:79) 
[ 47.713414][ T857] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 47.714016][ T857] ? __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) 
[ 47.714579][ T857] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 47.715330][ T857] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 47.715848][ T857] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 47.716230][ T857] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 47.716583][ T857] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 47.716964][ T857] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 47.717306][ T857] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 47.717645][ T857] ? __create_object (mm/kmemleak.c:771) 
[ 47.718005][ T857] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 47.718355][ T857] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 47.718686][ T857] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 47.719108][ T857] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 47.719551][ T857] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 47.720167][ T857] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 47.720752][ T857] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 47.721380][ T857] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 47.721829][ T857] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 47.722199][ T857] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 47.722553][ T857] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 47.722979][ T857] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 47.723336][ T857] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 47.723682][ T857] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 47.724035][ T857] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 47.724384][ T857] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 47.724719][ T857] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 47.725090][ T857] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 47.725527][ T857] ? 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) 
[ 47.725935][ T857] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 47.726280][ T857] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 47.726680][ T857] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 47.727055][ T857] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 47.727567][ T857] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 47.728173][ T857] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 47.728754][ T857] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 47.729343][ T857] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 47.729937][ T857] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 47.730644][ T857] ___sys_sendmsg (net/socket.c:2670) 
[ 47.731051][ T857] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 47.731449][ T857] ? __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) 
[ 47.731897][ T857] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 47.732260][ T857] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 47.732676][ T857] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 47.733031][ T857] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 47.733385][ T857] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 47.733714][ T857] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 47.734104][ T857] __sys_sendmsg (net/socket.c:2700) 
[ 47.734506][ T857] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 47.735008][ T857] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 47.735414][ T857] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 47.735750][ T857] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 47.736101][ T857] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   47.736740][  T857] RIP: 0033:0x7fb93dc2f1e7
[ 47.737113][ T857] 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)
[   47.738553][  T857] RSP: 002b:00007fff82db0e28 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   47.739052][  T857] RAX: ffffffffffffffda RBX: 00007fff82db1550 RCX: 00007fb93dc2f1e7
[   47.739666][  T857] RDX: 0000000000000000 RSI: 00007fff82db0e90 RDI: 0000000000000005
[   47.740278][  T857] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000000
[   47.740836][  T857] R10: 0000000025f94910 R11: 0000000000000246 R12: 0000000000000004
[   47.741378][  T857] R13: 00000000686e0c07 R14: 0000000000499600 R15: 0000000000000000
| [   48.355571][  T872] ------------[ cut here ]------------
| [ 48.355912][ T872] WARNING: CPU: 0 PID: 872 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) 
| [   48.356532][  T872] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel dummy act_gact cls_flower sch_ingress bridge stp llc 8021q vrf veth
| [   48.358025][  T872] Tainted: [W]=WARN
[   48.358268][  T872] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 48.358669][ T872] 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) 
[ 48.359019][ T872] Code: 00 00 8b 05 d7 bc 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 1a 63 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 d7 bc 3a 02    	mov    0x23abcd7(%rip),%eax        # 0x23abcdf
   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 1a 63 7b 00       	call   0x7b633b
  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
[   48.360169][  T872] RSP: 0018:ffffc9000109eef0 EFLAGS: 00010246
[   48.360572][  T872] RAX: 0000000000000000 RBX: ffff888016c52000 RCX: 0000000000000001
[   48.361066][  T872] RDX: 0000000000000000 RSI: ffffffffb0c9b941 RDI: ffffffffb04555e0
[   48.361542][  T872] RBP: ffffc9000109efe0 R08: 0000000000000000 R09: 0000000000000000
[   48.362023][  T872] R10: ffffc9000109f010 R11: ffffffffb1179160 R12: 1ffff92000213de2
[   48.362528][  T872] R13: 0000000000000596 R14: ffffc9000109f010 R15: ffff888016c52f08
[   48.363008][  T872] FS:  00007fb63bdcb800(0000) GS:ffff8880834b7000(0000) knlGS:0000000000000000
[   48.363559][  T872] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   48.363985][  T872] CR2: 00000000004e6890 CR3: 0000000015735005 CR4: 0000000000772ef0
[   48.364456][  T872] PKRU: 55555554
[   48.364693][  T872] Call Trace:
[   48.364938][  T872]  <TASK>
[ 48.365102][ T872] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 48.365426][ T872] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 48.365772][ T872] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 48.366102][ T872] netif_set_mtu (net/core/dev.c:9652) 
[ 48.366419][ T872] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 48.366761][ T872] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 48.367086][ T872] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 48.367563][ T872] br_add_if (net/bridge/br_if.c:697) bridge 
[ 48.367964][ T872] do_set_master (net/core/rtnetlink.c:2948) 
[ 48.368288][ T872] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 48.368606][ T872] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 48.369047][ T872] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 48.369373][ T872] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 48.369695][ T872] ? __kernel_text_address (kernel/extable.c:79) 
[ 48.370039][ T872] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 48.370370][ T872] ? __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) 
[ 48.370684][ T872] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 48.371083][ T872] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 48.371398][ T872] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 48.371718][ T872] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 48.372037][ T872] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 48.372354][ T872] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 48.372674][ T872] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 48.373001][ T872] ? __create_object (mm/kmemleak.c:771) 
[ 48.373321][ T872] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 48.373637][ T872] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 48.373961][ T872] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 48.374352][ T872] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 48.374672][ T872] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 48.375005][ T872] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 48.375326][ T872] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 48.375639][ T872] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 48.375963][ T872] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 48.376277][ T872] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 48.376627][ T872] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 48.376992][ T872] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 48.377313][ T872] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 48.377626][ T872] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 48.377956][ T872] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 48.378295][ T872] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 48.378621][ T872] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 48.378956][ T872] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 48.379268][ T872] ? 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) 
[ 48.379581][ T872] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 48.379907][ T872] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 48.380223][ T872] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 48.380556][ T872] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 48.380891][ T872] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 48.381209][ T872] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 48.381529][ T872] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 48.381854][ T872] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 48.382189][ T872] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 48.382596][ T872] ___sys_sendmsg (net/socket.c:2670) 
[ 48.382921][ T872] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 48.383263][ T872] ? __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) 
[ 48.383649][ T872] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 48.383971][ T872] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 48.384285][ T872] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 48.384604][ T872] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 48.384935][ T872] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 48.385246][ T872] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 48.385565][ T872] __sys_sendmsg (net/socket.c:2700) 
[ 48.385882][ T872] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 48.386265][ T872] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 48.386582][ T872] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 48.386913][ T872] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 48.387228][ T872] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   48.387612][  T872] RIP: 0033:0x7fb63bf981e7
[ 48.387941][ T872] 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)
[   48.389045][  T872] RSP: 002b:00007fff5a3af138 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   48.389517][  T872] RAX: ffffffffffffffda RBX: 00007fff5a3af860 RCX: 00007fb63bf981e7
[   48.389985][  T872] RDX: 0000000000000000 RSI: 00007fff5a3af1a0 RDI: 0000000000000005
[   48.390477][  T872] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000000
[   48.390957][  T872] R10: 0000000005a52910 R11: 0000000000000246 R12: 0000000000000004
[   48.391422][  T872] R13: 00000000686e0c08 R14: 0000000000499600 R15: 0000000000000000
| [   59.742030][ T1003] ------------[ cut here ]------------
| [ 59.742492][ T1003] WARNING: CPU: 0 PID: 1003 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) 
| [   59.743150][ T1003] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel dummy act_gact cls_flower sch_ingress bridge stp llc 8021q vrf veth
| [   59.744825][ T1003] Tainted: [W]=WARN
[   59.745093][ T1003] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 59.745552][ T1003] 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) 
[ 59.745906][ T1003] Code: 00 00 8b 05 d7 bc 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 1a 63 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 d7 bc 3a 02    	mov    0x23abcd7(%rip),%eax        # 0x23abcdf
   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 1a 63 7b 00       	call   0x7b633b
  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
[   59.747257][ T1003] RSP: 0018:ffffc9000140eef0 EFLAGS: 00010246
[   59.747669][ T1003] RAX: 0000000000000000 RBX: ffff888005aaa000 RCX: 0000000000000001
[   59.748254][ T1003] RDX: 0000000000000000 RSI: ffffffffb0c9b941 RDI: ffffffffb04555e0
[   59.748754][ T1003] RBP: ffffc9000140efe0 R08: 0000000000000000 R09: 0000000000000000
[   59.749246][ T1003] R10: ffffc9000140f010 R11: ffffffffb1aa8918 R12: 1ffff92000281de2
[   59.749727][ T1003] R13: 00000000000005aa R14: ffffc9000140f010 R15: ffff888005aaaf08
[   59.750301][ T1003] FS:  00007fe0798ad800(0000) GS:ffff8880834b7000(0000) knlGS:0000000000000000
[   59.751001][ T1003] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   59.751459][ T1003] CR2: 00000000004e5ce0 CR3: 000000001690a003 CR4: 0000000000772ef0
[   59.751994][ T1003] PKRU: 55555554
[   59.752245][ T1003] Call Trace:
[   59.752507][ T1003]  <TASK>
[ 59.752682][ T1003] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 59.753030][ T1003] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 59.753378][ T1003] ? mark_held_locks (kernel/locking/lockdep.c:4328) 
[ 59.753807][ T1003] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:151 kernel/locking/spinlock.c:194) 
[ 59.754223][ T1003] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4475) 
[ 59.754581][ T1003] netif_set_mtu (net/core/dev.c:9652) 
[ 59.754912][ T1003] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 59.755271][ T1003] ? br_get_link_af_size_filtered (net/bridge/br_netlink.c:116) bridge 
[ 59.755878][ T1003] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 59.756120][ T1003] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 59.756669][ T1003] br_add_if (net/bridge/br_if.c:697) bridge 
[ 59.757168][ T1003] do_set_master (net/core/rtnetlink.c:2948) 
[ 59.757566][ T1003] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 59.757905][ T1003] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 59.758393][ T1003] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 59.758732][ T1003] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 59.759051][ T1003] ? __kernel_text_address (kernel/extable.c:79) 
[ 59.759380][ T1003] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 59.759896][ T1003] ? __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) 
[ 59.760215][ T1003] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 59.760614][ T1003] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 59.761045][ T1003] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 59.761420][ T1003] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 59.761756][ T1003] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 59.762165][ T1003] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 59.762486][ T1003] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 59.762917][ T1003] ? __create_object (mm/kmemleak.c:771) 
[ 59.763328][ T1003] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 59.763736][ T1003] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 59.764067][ T1003] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 59.764564][ T1003] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 59.764997][ T1003] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 59.765346][ T1003] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 59.765761][ T1003] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 59.766103][ T1003] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 59.766407][ T1003] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 59.766735][ T1003] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 59.767160][ T1003] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 59.767475][ T1003] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 59.767969][ T1003] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 59.768286][ T1003] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 59.768616][ T1003] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 59.769038][ T1003] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 59.769433][ T1003] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 59.769783][ T1003] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 59.770188][ T1003] ? 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) 
[ 59.770624][ T1003] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 59.770966][ T1003] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 59.771278][ T1003] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 59.771706][ T1003] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 59.772040][ T1003] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 59.772354][ T1003] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 59.772685][ T1003] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 59.773028][ T1003] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 59.773343][ T1003] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 59.773765][ T1003] ___sys_sendmsg (net/socket.c:2670) 
[ 59.774108][ T1003] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 59.774424][ T1003] ? __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) 
[ 59.774849][ T1003] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 59.775404][ T1003] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 59.775931][ T1003] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 59.776250][ T1003] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 59.776576][ T1003] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 59.776917][ T1003] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 59.777245][ T1003] __sys_sendmsg (net/socket.c:2700) 
[ 59.777801][ T1003] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 59.778221][ T1003] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 59.778564][ T1003] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 59.778886][ T1003] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 59.779418][ T1003] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   59.779816][ T1003] RIP: 0033:0x7fe079a7a1e7
[ 59.780143][ T1003] 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)
[   59.781519][ T1003] RSP: 002b:00007ffeca4128e8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   59.782105][ T1003] RAX: ffffffffffffffda RBX: 00007ffeca413010 RCX: 00007fe079a7a1e7
[   59.783296][ T1003] RDX: 0000000000000000 RSI: 00007ffeca412950 RDI: 0000000000000005
[   59.784079][ T1003] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000000
[   59.784958][ T1003] R10: 00000000191c9910 R11: 0000000000000246 R12: 0000000000000004
[   59.785552][ T1003] R13: 00000000686e0c13 R14: 0000000000499600 R15: 0000000000000000
| [   73.823696][ T1040] ------------[ cut here ]------------
| [ 73.824347][ T1040] WARNING: CPU: 0 PID: 1040 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) 
| [   73.824972][ T1040] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel dummy act_gact cls_flower sch_ingress bridge stp llc 8021q vrf veth
| [   73.826383][ T1040] Tainted: [W]=WARN
[   73.826641][ T1040] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 73.827069][ T1040] 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) 
[ 73.827404][ T1040] Code: 00 00 8b 05 d7 bc 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 1a 63 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 d7 bc 3a 02    	mov    0x23abcd7(%rip),%eax        # 0x23abcdf
   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 1a 63 7b 00       	call   0x7b633b
  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
[   73.828574][ T1040] RSP: 0018:ffffc900014bef70 EFLAGS: 00010246
[   73.829003][ T1040] RAX: 0000000000000000 RBX: ffff888005aaa000 RCX: 0000000000000001
[   73.829498][ T1040] RDX: 0000000000000000 RSI: ffffffffb0c9b941 RDI: ffffffffb04555e0
[   73.829993][ T1040] RBP: ffffc900014bf058 R08: 0000000000000000 R09: 0000000000000000
[   73.830480][ T1040] R10: ffffc900014bf088 R11: ffffffffad000130 R12: 1ffff92000297df2
[   73.831000][ T1040] R13: 00000000000005dc R14: ffffc900014bf088 R15: ffff888005aaaf08
[   73.831490][ T1040] FS:  00007ff016f2c800(0000) GS:ffff8880834b7000(0000) knlGS:0000000000000000
[   73.832077][ T1040] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   73.832488][ T1040] CR2: 00000000004e5ce0 CR3: 00000000157ec001 CR4: 0000000000772ef0
[   73.832992][ T1040] PKRU: 55555554
[   73.833237][ T1040] Call Trace:
[   73.833486][ T1040]  <TASK>
[ 73.833653][ T1040] ? __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) 
[ 73.834073][ T1040] ? br_del_if (net/bridge/br_if.c:742) bridge 
[ 73.834446][ T1040] ? do_set_master (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:41 net/core/rtnetlink.c:2933) 
[ 73.834770][ T1040] ? do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 73.835103][ T1040] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 73.835432][ T1040] ? netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 73.835758][ T1040] ? netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 73.836098][ T1040] ? ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 73.836449][ T1040] ? ___sys_sendmsg (net/socket.c:2670) 
[ 73.836761][ T1040] ? __sys_sendmsg (net/socket.c:2700) 
[ 73.837126][ T1040] ? do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 73.837435][ T1040] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[ 73.837817][ T1040] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 73.838180][ T1040] netif_set_mtu (net/core/dev.c:9652) 
[ 73.838504][ T1040] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 73.838835][ T1040] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 73.839081][ T1040] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 73.839505][ T1040] br_del_if (net/bridge/br_if.c:743) bridge 
[ 73.839844][ T1040] ? rtnl_is_locked (net/core/rtnetlink.c:169) 
[ 73.840167][ T1040] do_set_master (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:41 net/core/rtnetlink.c:2933) 
[ 73.840499][ T1040] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 73.840824][ T1040] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 73.841241][ T1040] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 73.841550][ T1040] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 73.841879][ T1040] ? __kernel_text_address (kernel/extable.c:79) 
[ 73.842192][ T1040] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 73.842502][ T1040] ? __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) 
[ 73.842812][ T1040] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 73.843241][ T1040] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 73.843579][ T1040] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 73.843934][ T1040] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 73.844255][ T1040] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 73.844579][ T1040] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 73.844916][ T1040] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 73.845220][ T1040] ? __create_object (mm/kmemleak.c:771) 
[ 73.845552][ T1040] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 73.845880][ T1040] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 73.846194][ T1040] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 73.846585][ T1040] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 73.846938][ T1040] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 73.847261][ T1040] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 73.847582][ T1040] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 73.847913][ T1040] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 73.848230][ T1040] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 73.848564][ T1040] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 73.848891][ T1040] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 73.849212][ T1040] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 73.849537][ T1040] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 73.849871][ T1040] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 73.850197][ T1040] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 73.850507][ T1040] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 73.850827][ T1040] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 73.851175][ T1040] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 73.851503][ T1040] ? 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) 
[ 73.851831][ T1040] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 73.852181][ T1040] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 73.852510][ T1040] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 73.852882][ T1040] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 73.853216][ T1040] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 73.853545][ T1040] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 73.853890][ T1040] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 73.854223][ T1040] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 73.854549][ T1040] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 73.854975][ T1040] ___sys_sendmsg (net/socket.c:2670) 
[ 73.855300][ T1040] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 73.855628][ T1040] ? __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) 
[ 73.856043][ T1040] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 73.856373][ T1040] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 73.856700][ T1040] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 73.857052][ T1040] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 73.857380][ T1040] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 73.857701][ T1040] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 73.858049][ T1040] __sys_sendmsg (net/socket.c:2700) 
[ 73.858373][ T1040] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 73.858776][ T1040] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 73.859123][ T1040] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 73.859452][ T1040] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 73.859779][ T1040] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   73.860195][ T1040] RIP: 0033:0x7ff0170f91e7
[ 73.860538][ T1040] 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)
[   73.861713][ T1040] RSP: 002b:00007fff0aedb208 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   73.862214][ T1040] RAX: ffffffffffffffda RBX: 00007fff0aedb930 RCX: 00007ff0170f91e7
[   73.862705][ T1040] RDX: 0000000000000000 RSI: 00007fff0aedb270 RDI: 0000000000000005
[   73.863189][ T1040] RBP: 0000000000000003 R08: 0000000000000003 R09: 0000000000000078
[   73.863651][ T1040] R10: 00007ff016ff6ee8 R11: 0000000000000246 R12: 0000000000000003
[   73.864126][ T1040] R13: 00000000686e0c21 R14: 0000000000499600 R15: 0000000000000000
| [   76.689929][ T1118] ------------[ cut here ]------------
| [ 76.690276][ T1118] WARNING: CPU: 1 PID: 1118 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) 
| [   76.690912][ T1118] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel dummy act_gact cls_flower sch_ingress bridge stp llc 8021q vrf veth
| [   76.692469][ T1118] Tainted: [W]=WARN
[   76.692722][ T1118] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 76.693258][ T1118] 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) 
[ 76.693593][ T1118] Code: 00 00 8b 05 d7 bc 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 1a 63 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 d7 bc 3a 02    	mov    0x23abcd7(%rip),%eax        # 0x23abcdf
   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 1a 63 7b 00       	call   0x7b633b
  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
[   76.694879][ T1118] RSP: 0018:ffffc900017deef0 EFLAGS: 00010246
[   76.695275][ T1118] RAX: 0000000000000000 RBX: ffff888005aaa000 RCX: 0000000000000001
[   76.695745][ T1118] RDX: 0000000000000000 RSI: ffffffffb0c9b941 RDI: ffffffffb04555e0
[   76.696380][ T1118] RBP: ffffc900017defe0 R08: 0000000000000000 R09: 0000000000000000
[   76.697057][ T1118] R10: ffffc900017df010 R11: ffffffffb1aa8918 R12: 1ffff920002fbde2
[   76.697535][ T1118] R13: 00000000000005aa R14: ffffc900017df010 R15: ffff888005aaaf08
[   76.698144][ T1118] FS:  00007fd43c3a6800(0000) GS:ffff888083537000(0000) knlGS:0000000000000000
[   76.698693][ T1118] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   76.699258][ T1118] CR2: 00000000004e5ce0 CR3: 0000000016892005 CR4: 0000000000772ef0
[   76.699731][ T1118] PKRU: 55555554
[   76.700170][ T1118] Call Trace:
[   76.700416][ T1118]  <TASK>
[ 76.700573][ T1118] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 76.701064][ T1118] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 76.701382][ T1118] ? mark_held_locks (kernel/locking/lockdep.c:4328) 
[ 76.701687][ T1118] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:151 kernel/locking/spinlock.c:194) 
[ 76.702258][ T1118] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4475) 
[ 76.702589][ T1118] netif_set_mtu (net/core/dev.c:9652) 
[ 76.702980][ T1118] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 76.703299][ T1118] ? br_get_link_af_size_filtered (net/bridge/br_netlink.c:116) bridge 
[ 76.703735][ T1118] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 76.703989][ T1118] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 76.704409][ T1118] br_add_if (net/bridge/br_if.c:697) bridge 
[ 76.704782][ T1118] do_set_master (net/core/rtnetlink.c:2948) 
[ 76.705141][ T1118] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 76.705464][ T1118] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 76.705850][ T1118] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 76.706197][ T1118] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 76.706514][ T1118] ? __kernel_text_address (kernel/extable.c:79) 
[ 76.706830][ T1118] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 76.707175][ T1118] ? __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) 
[ 76.707482][ T1118] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 76.707892][ T1118] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 76.708206][ T1118] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 76.708520][ T1118] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 76.708823][ T1118] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 76.709140][ T1118] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 76.709467][ T1118] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 76.709775][ T1118] ? __create_object (mm/kmemleak.c:771) 
[ 76.710100][ T1118] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 76.710409][ T1118] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 76.710722][ T1118] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 76.711117][ T1118] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 76.711434][ T1118] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 76.711751][ T1118] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 76.712074][ T1118] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 76.712389][ T1118] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 76.712694][ T1118] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 76.713008][ T1118] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 76.713314][ T1118] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 76.713622][ T1118] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 76.713939][ T1118] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 76.714251][ T1118] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 76.714566][ T1118] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 76.714892][ T1118] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 76.715205][ T1118] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 76.715533][ T1118] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 76.715843][ T1118] ? 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) 
[ 76.716179][ T1118] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 76.716509][ T1118] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 76.716830][ T1118] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 76.717190][ T1118] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 76.717509][ T1118] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 76.717821][ T1118] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 76.718151][ T1118] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 76.718475][ T1118] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 76.718794][ T1118] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 76.719204][ T1118] ___sys_sendmsg (net/socket.c:2670) 
[ 76.719530][ T1118] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 76.719851][ T1118] ? __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) 
[ 76.720282][ T1118] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 76.720603][ T1118] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 76.720926][ T1118] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 76.721248][ T1118] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 76.721562][ T1118] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 76.721882][ T1118] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 76.722199][ T1118] __sys_sendmsg (net/socket.c:2700) 
[ 76.722514][ T1118] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 76.722917][ T1118] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 76.723249][ T1118] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 76.723573][ T1118] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 76.723934][ T1118] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   76.724333][ T1118] RIP: 0033:0x7fd43c5731e7
[ 76.724668][ T1118] 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)
[   76.725770][ T1118] RSP: 002b:00007fffe1ebcb98 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   76.726247][ T1118] RAX: ffffffffffffffda RBX: 00007fffe1ebd2c0 RCX: 00007fd43c5731e7
[   76.726705][ T1118] RDX: 0000000000000000 RSI: 00007fffe1ebcc00 RDI: 0000000000000005
[   76.727184][ T1118] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000000
[   76.727642][ T1118] R10: 000000001ae84910 R11: 0000000000000246 R12: 0000000000000004
[   76.728126][ T1118] R13: 00000000686e0c24 R14: 0000000000499600 R15: 0000000000000000
| [   90.856887][ T1154] ------------[ cut here ]------------
| [ 90.857280][ T1154] WARNING: CPU: 0 PID: 1154 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) 
| [   90.858805][ T1154] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel dummy act_gact cls_flower sch_ingress bridge stp llc 8021q vrf veth
| [   90.861074][ T1154] Tainted: [W]=WARN
[   90.861461][ T1154] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 90.861929][ T1154] 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) 
[ 90.862387][ T1154] Code: 00 00 8b 05 d7 bc 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 1a 63 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 d7 bc 3a 02    	mov    0x23abcd7(%rip),%eax        # 0x23abcdf
   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 1a 63 7b 00       	call   0x7b633b
  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
[   90.864235][ T1154] RSP: 0018:ffffc900018eef70 EFLAGS: 00010246
[   90.864926][ T1154] RAX: 0000000000000000 RBX: ffff888005aaa000 RCX: 0000000000000001
[   90.865572][ T1154] RDX: 0000000000000000 RSI: ffffffffb0c9b941 RDI: ffffffffb04555e0
[   90.866203][ T1154] RBP: ffffc900018ef058 R08: 0000000000000000 R09: 0000000000000000
[   90.866784][ T1154] R10: ffffc900018ef088 R11: ffffffffb1179160 R12: 1ffff9200031ddf2
[   90.867424][ T1154] R13: 00000000000005dc R14: ffffc900018ef088 R15: ffff888005aaaf08
[   90.868000][ T1154] FS:  00007fdecbc19800(0000) GS:ffff8880834b7000(0000) knlGS:0000000000000000
[   90.868844][ T1154] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   90.869524][ T1154] CR2: 00000000004e5ce0 CR3: 00000000093e6006 CR4: 0000000000772ef0
[   90.870296][ T1154] PKRU: 55555554
[   90.870676][ T1154] Call Trace:
[   90.871072][ T1154]  <TASK>
[ 90.871328][ T1154] ? __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) 
[ 90.871851][ T1154] ? br_del_if (net/bridge/br_if.c:742) bridge 
[ 90.872345][ T1154] ? do_set_master (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:41 net/core/rtnetlink.c:2933) 
[ 90.872837][ T1154] ? do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 90.873389][ T1154] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 90.873910][ T1154] ? netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 90.874446][ T1154] ? netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 90.874969][ T1154] ? ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 90.875491][ T1154] ? ___sys_sendmsg (net/socket.c:2670) 
[ 90.875909][ T1154] ? __sys_sendmsg (net/socket.c:2700) 
[ 90.876337][ T1154] ? do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 90.876762][ T1154] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[ 90.877211][ T1154] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 90.877672][ T1154] netif_set_mtu (net/core/dev.c:9652) 
[ 90.878031][ T1154] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 90.878505][ T1154] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 90.878909][ T1154] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 90.879616][ T1154] br_del_if (net/bridge/br_if.c:743) bridge 
[ 90.880227][ T1154] ? rtnl_is_locked (net/core/rtnetlink.c:169) 
[ 90.880738][ T1154] do_set_master (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:41 net/core/rtnetlink.c:2933) 
[ 90.881312][ T1154] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 90.881747][ T1154] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 90.882286][ T1154] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 90.882796][ T1154] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 90.883324][ T1154] ? __kernel_text_address (kernel/extable.c:79) 
[ 90.883903][ T1154] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 90.884442][ T1154] ? __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) 
[ 90.885020][ T1154] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 90.885652][ T1154] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 90.886196][ T1154] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 90.886533][ T1154] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 90.886894][ T1154] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 90.887369][ T1154] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 90.887703][ T1154] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 90.888086][ T1154] ? __create_object (mm/kmemleak.c:771) 
[ 90.888599][ T1154] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 90.889141][ T1154] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 90.889640][ T1154] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 90.890279][ T1154] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 90.890797][ T1154] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 90.891349][ T1154] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 90.891793][ T1154] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 90.892187][ T1154] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 90.892677][ T1154] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 90.893225][ T1154] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 90.893694][ T1154] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 90.894108][ T1154] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 90.894546][ T1154] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 90.895101][ T1154] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 90.895640][ T1154] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 90.896014][ T1154] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 90.896468][ T1154] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 90.896977][ T1154] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 90.897290][ T1154] ? 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) 
[ 90.897676][ T1154] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 90.898134][ T1154] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 90.898465][ T1154] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 90.898890][ T1154] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 90.899408][ T1154] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 90.899923][ T1154] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 90.900430][ T1154] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 90.900960][ T1154] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 90.901471][ T1154] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 90.902136][ T1154] ___sys_sendmsg (net/socket.c:2670) 
[ 90.902523][ T1154] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 90.902913][ T1154] ? __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) 
[ 90.903535][ T1154] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 90.904072][ T1154] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 90.904475][ T1154] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 90.904971][ T1154] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 90.905487][ T1154] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 90.906017][ T1154] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 90.906533][ T1154] __sys_sendmsg (net/socket.c:2700) 
[ 90.907099][ T1154] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 90.907515][ T1154] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 90.907995][ T1154] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 90.908452][ T1154] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 90.908796][ T1154] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   90.909281][ T1154] RIP: 0033:0x7fdecbde61e7
[ 90.909627][ T1154] 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)
[   90.910877][ T1154] RSP: 002b:00007ffc35af7668 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   90.911387][ T1154] RAX: ffffffffffffffda RBX: 00007ffc35af7d90 RCX: 00007fdecbde61e7
[   90.911878][ T1154] RDX: 0000000000000000 RSI: 00007ffc35af76d0 RDI: 0000000000000005
[   90.912356][ T1154] RBP: 0000000000000003 R08: 0000000000000003 R09: 0000000000000078
[   90.912848][ T1154] R10: 00007fdecbce3ee8 R11: 0000000000000246 R12: 0000000000000003
[   90.913388][ T1154] R13: 00000000686e0c32 R14: 0000000000499600 R15: 0000000000000000
| [   93.956446][ T1240] ------------[ cut here ]------------
| [ 93.956774][ T1240] WARNING: CPU: 3 PID: 1240 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) 
| [   93.957484][ T1240] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel dummy act_gact cls_flower sch_ingress bridge stp llc 8021q vrf veth
| [   93.959010][ T1240] Tainted: [W]=WARN
[   93.959248][ T1240] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 93.959655][ T1240] 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) 
[ 93.959994][ T1240] Code: 00 00 8b 05 d7 bc 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 1a 63 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 d7 bc 3a 02    	mov    0x23abcd7(%rip),%eax        # 0x23abcdf
   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 1a 63 7b 00       	call   0x7b633b
  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
[   93.961133][ T1240] RSP: 0018:ffffc90001c7eef0 EFLAGS: 00010246
[   93.961543][ T1240] RAX: 0000000000000000 RBX: ffff888005aaa000 RCX: 0000000000000001
[   93.962027][ T1240] RDX: 0000000000000000 RSI: ffffffffb0c9b941 RDI: ffffffffb04555e0
[   93.962618][ T1240] RBP: ffffc90001c7efe0 R08: 0000000000000000 R09: 0000000000000000
[   93.963199][ T1240] R10: ffffc90001c7f010 R11: ffffffffb1aa8918 R12: 1ffff9200038fde2
[   93.963700][ T1240] R13: 00000000000005aa R14: ffffc90001c7f010 R15: ffff888005aaaf08
[   93.964179][ T1240] FS:  00007fe091733800(0000) GS:ffff888083637000(0000) knlGS:0000000000000000
[   93.964741][ T1240] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   93.965138][ T1240] CR2: 00007fe0919f9770 CR3: 00000000170a7006 CR4: 0000000000772ef0
[   93.965629][ T1240] PKRU: 55555554
[   93.965877][ T1240] Call Trace:
[   93.966109][ T1240]  <TASK>
[ 93.966275][ T1240] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 93.966596][ T1240] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 93.966974][ T1240] ? mark_held_locks (kernel/locking/lockdep.c:4328) 
[ 93.967306][ T1240] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:151 kernel/locking/spinlock.c:194) 
[ 93.967733][ T1240] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4475) 
[ 93.968082][ T1240] netif_set_mtu (net/core/dev.c:9652) 
[ 93.968423][ T1240] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 93.968764][ T1240] ? br_get_link_af_size_filtered (net/bridge/br_netlink.c:116) bridge 
[ 93.969256][ T1240] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 93.969532][ T1240] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 93.969996][ T1240] br_add_if (net/bridge/br_if.c:697) bridge 
[ 93.970404][ T1240] do_set_master (net/core/rtnetlink.c:2948) 
[ 93.970947][ T1240] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 93.971290][ T1240] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 93.971714][ T1240] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 93.972052][ T1240] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 93.972385][ T1240] ? __kernel_text_address (kernel/extable.c:79) 
[ 93.972721][ T1240] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 93.973066][ T1240] ? __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) 
[ 93.973426][ T1240] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 93.973951][ T1240] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 93.974286][ T1240] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 93.974629][ T1240] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 93.974975][ T1240] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 93.975383][ T1240] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 93.975741][ T1240] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 93.976089][ T1240] ? __create_object (mm/kmemleak.c:771) 
[ 93.976526][ T1240] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 93.976876][ T1240] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 93.977317][ T1240] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 93.977752][ T1240] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 93.978186][ T1240] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 93.978585][ T1240] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 93.978924][ T1240] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 93.979280][ T1240] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 93.979627][ T1240] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 93.980031][ T1240] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 93.980387][ T1240] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 93.980710][ T1240] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 93.981072][ T1240] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 93.981462][ T1240] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 93.981783][ T1240] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 93.982211][ T1240] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 93.982536][ T1240] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 93.982905][ T1240] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 93.983271][ T1240] ? 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) 
[ 93.983718][ T1240] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 93.984056][ T1240] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 93.984379][ T1240] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 93.984703][ T1240] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 93.985135][ T1240] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 93.985482][ T1240] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 93.985932][ T1240] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 93.986255][ T1240] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 93.986588][ T1240] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 93.987015][ T1240] ___sys_sendmsg (net/socket.c:2670) 
[ 93.987334][ T1240] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 93.987662][ T1240] ? __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) 
[ 93.988171][ T1240] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 93.988537][ T1240] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 93.988990][ T1240] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 93.989322][ T1240] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 93.989752][ T1240] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 93.990105][ T1240] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 93.990526][ T1240] ? trace_rseq_update (./include/trace/events/rseq.h:11 (discriminator 21)) 
[ 93.990990][ T1240] __sys_sendmsg (net/socket.c:2700) 
[ 93.991329][ T1240] ? __rseq_handle_notify_resume (kernel/rseq.c:442) 
[ 93.991737][ T1240] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 93.992166][ T1240] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 93.992499][ T1240] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 93.992821][ T1240] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   93.993222][ T1240] RIP: 0033:0x7fe0919001e7
[ 93.993570][ T1240] 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)
[   93.994733][ T1240] RSP: 002b:00007ffdc9adeca8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   93.995259][ T1240] RAX: ffffffffffffffda RBX: 00007ffdc9adf3d0 RCX: 00007fe0919001e7
[   93.995746][ T1240] RDX: 0000000000000000 RSI: 00007ffdc9aded10 RDI: 0000000000000005
[   93.996224][ T1240] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000000
[   93.996719][ T1240] R10: 000000002bed2910 R11: 0000000000000246 R12: 0000000000000004
[   93.997223][ T1240] R13: 00000000686e0c35 R14: 0000000000499600 R15: 0000000000000000
| [  109.406620][ T1278] ------------[ cut here ]------------
| [ 109.407014][ T1278] WARNING: CPU: 0 PID: 1278 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) 
| [  109.407657][ T1278] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel dummy act_gact cls_flower sch_ingress bridge stp llc 8021q vrf veth
| [  109.409623][ T1278] Tainted: [W]=WARN
[  109.409888][ T1278] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 109.410308][ T1278] 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) 
[ 109.410651][ T1278] Code: 00 00 8b 05 d7 bc 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 1a 63 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 d7 bc 3a 02    	mov    0x23abcd7(%rip),%eax        # 0x23abcdf
   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 1a 63 7b 00       	call   0x7b633b
  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
[  109.411833][ T1278] RSP: 0018:ffffc90001d3ef70 EFLAGS: 00010246
[  109.412255][ T1278] RAX: 0000000000000000 RBX: ffff888005aaa000 RCX: 0000000000000001
[  109.412779][ T1278] RDX: 0000000000000000 RSI: ffffffffb0c9b941 RDI: ffffffffb04555e0
[  109.413283][ T1278] RBP: ffffc90001d3f058 R08: 0000000000000000 R09: 0000000000000000
[  109.413764][ T1278] R10: ffffc90001d3f088 R11: ffffffffb1179160 R12: 1ffff920003a7df2
[  109.414256][ T1278] R13: 00000000000005dc R14: ffffc90001d3f088 R15: ffff888005aaaf08
[  109.414779][ T1278] FS:  00007f383ce48800(0000) GS:ffff8880834b7000(0000) knlGS:0000000000000000
[  109.415360][ T1278] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  109.415773][ T1278] CR2: 00000000004e5ce0 CR3: 000000001608c006 CR4: 0000000000772ef0
[  109.416268][ T1278] PKRU: 55555554
[  109.416515][ T1278] Call Trace:
[  109.416759][ T1278]  <TASK>
[ 109.416977][ T1278] ? __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) 
[ 109.417407][ T1278] ? br_del_if (net/bridge/br_if.c:742) bridge 
[ 109.417774][ T1278] ? do_set_master (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:41 net/core/rtnetlink.c:2933) 
[ 109.418116][ T1278] ? do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 109.418441][ T1278] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 109.418765][ T1278] ? netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 109.419098][ T1278] ? netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 109.419421][ T1278] ? ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 109.419730][ T1278] ? ___sys_sendmsg (net/socket.c:2670) 
[ 109.420059][ T1278] ? __sys_sendmsg (net/socket.c:2700) 
[ 109.420392][ T1278] ? do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 109.420700][ T1278] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[ 109.421107][ T1278] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 109.421443][ T1278] netif_set_mtu (net/core/dev.c:9652) 
[ 109.421763][ T1278] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 109.422120][ T1278] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 109.422361][ T1278] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 109.422785][ T1278] br_del_if (net/bridge/br_if.c:743) bridge 
[ 109.423140][ T1278] ? rtnl_is_locked (net/core/rtnetlink.c:169) 
[ 109.423460][ T1278] do_set_master (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:41 net/core/rtnetlink.c:2933) 
[ 109.423780][ T1278] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 109.424131][ T1278] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 109.424549][ T1278] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 109.424880][ T1278] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 109.425183][ T1278] ? __kernel_text_address (kernel/extable.c:79) 
[ 109.425490][ T1278] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 109.425806][ T1278] ? __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) 
[ 109.426152][ T1278] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 109.426538][ T1278] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 109.426931][ T1278] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 109.427280][ T1278] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 109.427611][ T1278] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 109.427947][ T1278] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 109.428263][ T1278] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 109.428583][ T1278] ? __create_object (mm/kmemleak.c:771) 
[ 109.428922][ T1278] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 109.429235][ T1278] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 109.429566][ T1278] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 109.429986][ T1278] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 109.430336][ T1278] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 109.430671][ T1278] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 109.431005][ T1278] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 109.431336][ T1278] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 109.431657][ T1278] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 109.431989][ T1278] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 109.432352][ T1278] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 109.432697][ T1278] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 109.433064][ T1278] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 109.433391][ T1278] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 109.433717][ T1278] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 109.434049][ T1278] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 109.434367][ T1278] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 109.434694][ T1278] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 109.435020][ T1278] ? 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) 
[ 109.435344][ T1278] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 109.435668][ T1278] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 109.435997][ T1278] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 109.436316][ T1278] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 109.436638][ T1278] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 109.436975][ T1278] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 109.437316][ T1278] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 109.437687][ T1278] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 109.438047][ T1278] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 109.438455][ T1278] ___sys_sendmsg (net/socket.c:2670) 
[ 109.438784][ T1278] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 109.439119][ T1278] ? __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) 
[ 109.439523][ T1278] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 109.439875][ T1278] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 109.440211][ T1278] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 109.440547][ T1278] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 109.440934][ T1278] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 109.441507][ T1278] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 109.442104][ T1278] __sys_sendmsg (net/socket.c:2700) 
[ 109.442675][ T1278] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 109.443403][ T1278] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 109.444028][ T1278] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 109.444599][ T1278] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 109.445183][ T1278] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[  109.445901][ T1278] RIP: 0033:0x7f383d0151e7
[ 109.446488][ T1278] 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)
[  109.448554][ T1278] RSP: 002b:00007ffcc9045ef8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[  109.449435][ T1278] RAX: ffffffffffffffda RBX: 00007ffcc9046620 RCX: 00007f383d0151e7
[  109.450301][ T1278] RDX: 0000000000000000 RSI: 00007ffcc9045f60 RDI: 0000000000000005
[  109.451180][ T1278] RBP: 0000000000000003 R08: 0000000000000003 R09: 0000000000000078
[  109.452090][ T1278] R10: 00007f383cf12ee8 R11: 0000000000000246 R12: 0000000000000003
[  109.452954][ T1278] R13: 00000000686e0c45 R14: 0000000000499600 R15: 0000000000000000
| [  112.849646][ T1364] ------------[ cut here ]------------
| [ 112.850275][ T1364] WARNING: CPU: 2 PID: 1364 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) 
| [  112.851470][ T1364] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel dummy act_gact cls_flower sch_ingress bridge stp llc 8021q vrf veth
| [  112.853998][ T1364] Tainted: [W]=WARN
[  112.854485][ T1364] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 112.854948][ T1364] 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) 
[ 112.855319][ T1364] Code: 00 00 8b 05 d7 bc 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 1a 63 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 d7 bc 3a 02    	mov    0x23abcd7(%rip),%eax        # 0x23abcdf
   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 1a 63 7b 00       	call   0x7b633b
  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
[  112.856600][ T1364] RSP: 0018:ffffc900020feef0 EFLAGS: 00010246
[  112.857075][ T1364] RAX: 0000000000000000 RBX: ffff888005aaa000 RCX: 0000000000000001
[  112.857939][ T1364] RDX: 0000000000000000 RSI: ffffffffb0c9b941 RDI: ffffffffb04555e0
[  112.858822][ T1364] RBP: ffffc900020fefe0 R08: 0000000000000000 R09: 0000000000000000
[  112.859478][ T1364] R10: ffffc900020ff010 R11: ffffffffb1aa8918 R12: 1ffff9200041fde2
[  112.860003][ T1364] R13: 00000000000005aa R14: ffffc900020ff010 R15: ffff888005aaaf08
[  112.860532][ T1364] FS:  00007ff8ebb73800(0000) GS:ffff8880835b7000(0000) knlGS:0000000000000000
[  112.861147][ T1364] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  112.861595][ T1364] CR2: 00000000004e5ce0 CR3: 000000000bf1e002 CR4: 0000000000772ef0
[  112.862124][ T1364] PKRU: 55555554
[  112.862395][ T1364] Call Trace:
[  112.862662][ T1364]  <TASK>
[ 112.862850][ T1364] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 112.863275][ T1364] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 112.863663][ T1364] ? mark_held_locks (kernel/locking/lockdep.c:4328) 
[ 112.864027][ T1364] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:151 kernel/locking/spinlock.c:194) 
[ 112.864472][ T1364] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4475) 
[ 112.864823][ T1364] netif_set_mtu (net/core/dev.c:9652) 
[ 112.865212][ T1364] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 112.865568][ T1364] ? br_get_link_af_size_filtered (net/bridge/br_netlink.c:116) bridge 
[ 112.866065][ T1364] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 112.866353][ T1364] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 112.866836][ T1364] br_add_if (net/bridge/br_if.c:697) bridge 
[ 112.867280][ T1364] do_set_master (net/core/rtnetlink.c:2948) 
[ 112.867654][ T1364] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 112.868021][ T1364] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 112.868688][ T1364] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 112.869284][ T1364] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 112.869888][ T1364] ? __kernel_text_address (kernel/extable.c:79) 
[ 112.870263][ T1364] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 112.870622][ T1364] ? __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) 
[ 112.870990][ T1364] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 112.871526][ T1364] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 112.871893][ T1364] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 112.872244][ T1364] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 112.872595][ T1364] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 112.872974][ T1364] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 112.873314][ T1364] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 112.873670][ T1364] ? __create_object (mm/kmemleak.c:771) 
[ 112.874025][ T1364] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 112.874394][ T1364] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 112.874735][ T1364] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 112.875219][ T1364] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 112.875603][ T1364] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 112.875988][ T1364] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 112.876334][ T1364] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 112.876844][ T1364] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 112.877429][ T1364] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 112.877989][ T1364] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 112.878506][ T1364] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 112.879110][ T1364] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 112.879689][ T1364] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 112.880308][ T1364] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 112.880911][ T1364] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 112.881533][ T1364] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 112.882149][ T1364] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 112.882788][ T1364] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 112.883423][ T1364] ? 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) 
[ 112.884054][ T1364] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 112.884677][ T1364] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 112.885297][ T1364] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 112.885928][ T1364] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 112.886533][ T1364] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 112.887166][ T1364] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 112.887790][ T1364] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 112.888410][ T1364] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 112.889028][ T1364] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 112.889820][ T1364] ___sys_sendmsg (net/socket.c:2670) 
[ 112.890440][ T1364] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 112.891429][ T1364] ? __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) 
[ 112.892646][ T1364] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 112.893284][ T1364] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 112.893894][ T1364] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 112.894495][ T1364] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 112.895112][ T1364] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 112.895737][ T1364] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 112.896368][ T1364] __sys_sendmsg (net/socket.c:2700) 
[ 112.897437][ T1364] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 112.898180][ T1364] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 112.898837][ T1364] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 112.900337][ T1364] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 112.900970][ T1364] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[  112.901539][ T1364] RIP: 0033:0x7ff8ebd401e7
[ 112.901920][ T1364] 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)
[  112.903083][ T1364] RSP: 002b:00007ffd0c580d18 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[  112.903825][ T1364] RAX: ffffffffffffffda RBX: 00007ffd0c581440 RCX: 00007ff8ebd401e7
[  112.904800][ T1364] RDX: 0000000000000000 RSI: 00007ffd0c580d80 RDI: 0000000000000005
[  112.905542][ T1364] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000000
[  112.906087][ T1364] R10: 000000001fead910 R11: 0000000000000246 R12: 0000000000000004
[  112.906613][ T1364] R13: 00000000686e0c48 R14: 0000000000499600 R15: 0000000000000000
| [  127.091083][ T1400] ------------[ cut here ]------------
| [ 127.091439][ T1400] WARNING: CPU: 0 PID: 1400 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) 
| [  127.092135][ T1400] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel dummy act_gact cls_flower sch_ingress bridge stp llc 8021q vrf veth
| [  127.094207][ T1400] Tainted: [W]=WARN
[  127.094451][ T1400] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 127.094874][ T1400] 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) 
[ 127.095215][ T1400] Code: 00 00 8b 05 d7 bc 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 1a 63 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 d7 bc 3a 02    	mov    0x23abcd7(%rip),%eax        # 0x23abcdf
   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 1a 63 7b 00       	call   0x7b633b
  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
[  127.096434][ T1400] RSP: 0018:ffffc900021eef70 EFLAGS: 00010246
[  127.096840][ T1400] RAX: 0000000000000000 RBX: ffff888005aaa000 RCX: 0000000000000001
[  127.097359][ T1400] RDX: 0000000000000000 RSI: ffffffffb0c9b941 RDI: ffffffffb04555e0
[  127.097824][ T1400] RBP: ffffc900021ef058 R08: 0000000000000000 R09: 0000000000000000
[  127.098305][ T1400] R10: ffffc900021ef088 R11: ffffffffb1179160 R12: 1ffff9200043ddf2
[  127.098759][ T1400] R13: 00000000000005dc R14: ffffc900021ef088 R15: ffff888005aaaf08
[  127.099230][ T1400] FS:  00007f2262554800(0000) GS:ffff8880834b7000(0000) knlGS:0000000000000000
[  127.099820][ T1400] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  127.100247][ T1400] CR2: 00000000004e5ce0 CR3: 0000000016a03003 CR4: 0000000000772ef0
[  127.100716][ T1400] PKRU: 55555554
[  127.100963][ T1400] Call Trace:
[  127.101194][ T1400]  <TASK>
[ 127.101351][ T1400] ? __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) 
[ 127.101736][ T1400] ? br_del_if (net/bridge/br_if.c:742) bridge 
[ 127.102099][ T1400] ? do_set_master (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:41 net/core/rtnetlink.c:2933) 
[ 127.102418][ T1400] ? do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 127.102777][ T1400] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 127.103093][ T1400] ? netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 127.103402][ T1400] ? netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 127.103712][ T1400] ? ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 127.104078][ T1400] ? ___sys_sendmsg (net/socket.c:2670) 
[ 127.104402][ T1400] ? __sys_sendmsg (net/socket.c:2700) 
[ 127.104721][ T1400] ? do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 127.105062][ T1400] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[ 127.105479][ T1400] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 127.105795][ T1400] netif_set_mtu (net/core/dev.c:9652) 
[ 127.106113][ T1400] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 127.106435][ T1400] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 127.106668][ T1400] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 127.107113][ T1400] br_del_if (net/bridge/br_if.c:743) bridge 
[ 127.107466][ T1400] ? rtnl_is_locked (net/core/rtnetlink.c:169) 
[ 127.107836][ T1400] do_set_master (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:41 net/core/rtnetlink.c:2933) 
[ 127.108167][ T1400] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 127.108477][ T1400] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 127.108888][ T1400] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 127.109196][ T1400] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 127.109505][ T1400] ? __kernel_text_address (kernel/extable.c:79) 
[ 127.109822][ T1400] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 127.110140][ T1400] ? __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) 
[ 127.110450][ T1400] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 127.110827][ T1400] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 127.111145][ T1400] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 127.111451][ T1400] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 127.111757][ T1400] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 127.112083][ T1400] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 127.112389][ T1400] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 127.112691][ T1400] ? __create_object (mm/kmemleak.c:771) 
[ 127.113052][ T1400] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 127.113383][ T1400] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 127.113686][ T1400] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 127.114081][ T1400] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 127.114394][ T1400] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 127.114712][ T1400] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 127.115028][ T1400] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 127.115342][ T1400] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 127.115650][ T1400] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 127.115982][ T1400] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 127.116288][ T1400] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 127.116593][ T1400] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 127.116920][ T1400] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 127.117270][ T1400] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 127.117625][ T1400] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 127.117964][ T1400] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 127.118304][ T1400] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 127.118621][ T1400] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 127.118935][ T1400] ? 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) 
[ 127.119242][ T1400] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 127.119554][ T1400] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 127.119867][ T1400] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 127.120183][ T1400] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 127.120492][ T1400] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 127.120795][ T1400] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 127.121136][ T1400] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 127.121446][ T1400] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 127.121758][ T1400] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 127.122161][ T1400] ___sys_sendmsg (net/socket.c:2670) 
[ 127.122462][ T1400] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 127.122767][ T1400] ? __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) 
[ 127.123160][ T1400] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 127.123473][ T1400] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 127.123784][ T1400] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 127.124109][ T1400] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 127.124422][ T1400] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 127.124727][ T1400] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 127.125065][ T1400] __sys_sendmsg (net/socket.c:2700) 
[ 127.125371][ T1400] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 127.125746][ T1400] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 127.126072][ T1400] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 127.126447][ T1400] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 127.126754][ T1400] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[  127.127188][ T1400] RIP: 0033:0x7f22627211e7
[ 127.127563][ T1400] 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)
[  127.128660][ T1400] RSP: 002b:00007ffe472d55b8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[  127.129164][ T1400] RAX: ffffffffffffffda RBX: 00007ffe472d5ce0 RCX: 00007f22627211e7
[  127.129625][ T1400] RDX: 0000000000000000 RSI: 00007ffe472d5620 RDI: 0000000000000005
[  127.130095][ T1400] RBP: 0000000000000003 R08: 0000000000000003 R09: 0000000000000078
[  127.130553][ T1400] R10: 00007f226261eee8 R11: 0000000000000246 R12: 0000000000000003
[  127.131028][ T1400] R13: 00000000686e0c56 R14: 0000000000499600 R15: 0000000000000000
| [  128.605742][ T1431] ------------[ cut here ]------------
| [ 128.606080][ T1431] WARNING: CPU: 3 PID: 1431 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) 
| [  128.606731][ T1431] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel dummy act_gact cls_flower sch_ingress bridge stp llc 8021q vrf veth
| [  128.608244][ T1431] Tainted: [W]=WARN
[  128.608495][ T1431] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 128.608913][ T1431] 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) 
[ 128.609252][ T1431] Code: 00 00 8b 05 d7 bc 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 1a 63 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 d7 bc 3a 02    	mov    0x23abcd7(%rip),%eax        # 0x23abcdf
   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 1a 63 7b 00       	call   0x7b633b
  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
[  128.610437][ T1431] RSP: 0018:ffffc9000236eef0 EFLAGS: 00010246
[  128.610846][ T1431] RAX: 0000000000000000 RBX: ffff888005aaa000 RCX: 0000000000000001
[  128.611345][ T1431] RDX: 0000000000000000 RSI: ffffffffb0c9b941 RDI: ffffffffb04555e0
[  128.611835][ T1431] RBP: ffffc9000236efe0 R08: 0000000000000000 R09: 0000000000000000
[  128.612328][ T1431] R10: ffffc9000236f010 R11: ffffffffb1aa8918 R12: 1ffff9200046dde2
[  128.612823][ T1431] R13: 00000000000005aa R14: ffffc9000236f010 R15: ffff888005aaaf08
[  128.613294][ T1431] FS:  00007f7ce8958800(0000) GS:ffff888083637000(0000) knlGS:0000000000000000
[  128.613872][ T1431] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  128.614260][ T1431] CR2: 00000000004e5ce0 CR3: 00000000160f0002 CR4: 0000000000772ef0
[  128.614736][ T1431] PKRU: 55555554
[  128.614989][ T1431] Call Trace:
[  128.615228][ T1431]  <TASK>
[ 128.615390][ T1431] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 128.615703][ T1431] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 128.616030][ T1431] ? mark_held_locks (kernel/locking/lockdep.c:4328) 
[ 128.616367][ T1431] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:151 kernel/locking/spinlock.c:194) 
[ 128.616760][ T1431] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4475) 
[ 128.617097][ T1431] netif_set_mtu (net/core/dev.c:9652) 
[ 128.617486][ T1431] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 128.617825][ T1431] ? br_get_link_af_size_filtered (net/bridge/br_netlink.c:116) bridge 
[ 128.618289][ T1431] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 128.618534][ T1431] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 128.619021][ T1431] br_add_if (net/bridge/br_if.c:697) bridge 
[ 128.619398][ T1431] do_set_master (net/core/rtnetlink.c:2948) 
[ 128.619728][ T1431] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 128.620067][ T1431] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 128.620502][ T1431] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 128.620844][ T1431] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 128.621195][ T1431] ? __kernel_text_address (kernel/extable.c:79) 
[ 128.621547][ T1431] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 128.621894][ T1431] ? __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) 
[ 128.622226][ T1431] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 128.622647][ T1431] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 128.623006][ T1431] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 128.623341][ T1431] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 128.623678][ T1431] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 128.624025][ T1431] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 128.624351][ T1431] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 128.624671][ T1431] ? __create_object (mm/kmemleak.c:771) 
[ 128.625003][ T1431] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 128.625338][ T1431] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 128.625660][ T1431] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 128.626066][ T1431] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 128.626403][ T1431] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 128.626737][ T1431] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 128.627099][ T1431] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 128.627428][ T1431] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 128.627753][ T1431] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 128.628088][ T1431] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 128.628430][ T1431] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 128.628760][ T1431] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 128.629098][ T1431] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 128.629432][ T1431] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 128.629758][ T1431] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 128.630094][ T1431] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 128.630418][ T1431] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 128.630749][ T1431] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 128.631077][ T1431] ? 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) 
[ 128.631421][ T1431] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 128.631818][ T1431] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 128.632172][ T1431] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 128.632525][ T1431] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 128.632882][ T1431] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 128.633453][ T1431] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 128.633824][ T1431] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 128.634180][ T1431] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 128.634986][ T1431] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 128.635428][ T1431] ___sys_sendmsg (net/socket.c:2670) 
[ 128.635769][ T1431] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 128.636116][ T1431] ? __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) 
[ 128.636544][ T1431] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 128.637152][ T1431] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 128.637508][ T1431] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 128.637876][ T1431] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 128.638213][ T1431] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 128.638535][ T1431] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 128.638879][ T1431] __sys_sendmsg (net/socket.c:2700) 
[ 128.639206][ T1431] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 128.639654][ T1431] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 128.640477][ T1431] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 128.640824][ T1431] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 128.641207][ T1431] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[  128.641636][ T1431] RIP: 0033:0x7f7ce8b251e7
[ 128.641974][ T1431] 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)
[  128.643188][ T1431] RSP: 002b:00007ffc9b778fd8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[  128.643712][ T1431] RAX: ffffffffffffffda RBX: 00007ffc9b779700 RCX: 00007f7ce8b251e7
[  128.644238][ T1431] RDX: 0000000000000000 RSI: 00007ffc9b779040 RDI: 0000000000000005
[  128.644748][ T1431] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000000
[  128.645281][ T1431] R10: 0000000025abd910 R11: 0000000000000246 R12: 0000000000000004
[  128.645819][ T1431] R13: 00000000686e0c58 R14: 0000000000499600 R15: 0000000000000000
| [  142.651415][ T1468] ------------[ cut here ]------------
| [ 142.651823][ T1468] WARNING: CPU: 2 PID: 1468 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) 
| [  142.653400][ T1468] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel dummy act_gact cls_flower sch_ingress bridge stp llc 8021q vrf veth
| [  142.654989][ T1468] Tainted: [W]=WARN
[  142.655271][ T1468] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 142.655732][ T1468] 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) 
[ 142.656119][ T1468] Code: 00 00 8b 05 d7 bc 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 1a 63 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 d7 bc 3a 02    	mov    0x23abcd7(%rip),%eax        # 0x23abcdf
   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 1a 63 7b 00       	call   0x7b633b
  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
[  142.657365][ T1468] RSP: 0018:ffffc9000246ef70 EFLAGS: 00010246
[  142.657824][ T1468] RAX: 0000000000000000 RBX: ffff888005aaa000 RCX: 0000000000000001
[  142.658365][ T1468] RDX: 0000000000000000 RSI: ffffffffb0c9b941 RDI: ffffffffb04555e0
[  142.658914][ T1468] RBP: ffffc9000246f058 R08: 0000000000000000 R09: 0000000000000000
[  142.659431][ T1468] R10: ffffc9000246f088 R11: ffffffffb1179160 R12: 1ffff9200048ddf2
[  142.659972][ T1468] R13: 00000000000005dc R14: ffffc9000246f088 R15: ffff888005aaaf08
[  142.660497][ T1468] FS:  00007fc5920c4800(0000) GS:ffff8880835b7000(0000) knlGS:0000000000000000
[  142.661126][ T1468] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  142.661580][ T1468] CR2: 00000000004e5ce0 CR3: 0000000015483005 CR4: 0000000000772ef0
[  142.662126][ T1468] PKRU: 55555554
[  142.662403][ T1468] Call Trace:
[  142.662697][ T1468]  <TASK>
[ 142.662902][ T1468] ? __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) 
[ 142.663359][ T1468] ? br_del_if (net/bridge/br_if.c:742) bridge 
[ 142.663784][ T1468] ? do_set_master (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:41 net/core/rtnetlink.c:2933) 
[ 142.664156][ T1468] ? do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 142.664511][ T1468] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 142.664900][ T1468] ? netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 142.665262][ T1468] ? netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 142.665622][ T1468] ? ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 142.666045][ T1468] ? ___sys_sendmsg (net/socket.c:2670) 
[ 142.666397][ T1468] ? __sys_sendmsg (net/socket.c:2700) 
[ 142.666752][ T1468] ? do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 142.667128][ T1468] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[ 142.667539][ T1468] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 142.667925][ T1468] netif_set_mtu (net/core/dev.c:9652) 
[ 142.668273][ T1468] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 142.668621][ T1468] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 142.668916][ T1468] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 142.669384][ T1468] br_del_if (net/bridge/br_if.c:743) bridge 
[ 142.669761][ T1468] ? rtnl_is_locked (net/core/rtnetlink.c:169) 
[ 142.670139][ T1468] do_set_master (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:41 net/core/rtnetlink.c:2933) 
[ 142.670486][ T1468] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 142.670833][ T1468] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 142.671295][ T1468] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 142.671647][ T1468] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 142.672015][ T1468] ? __kernel_text_address (kernel/extable.c:79) 
[ 142.672363][ T1468] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 142.672708][ T1468] ? __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) 
[ 142.673121][ T1468] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 142.673581][ T1468] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 142.673977][ T1468] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 142.674352][ T1468] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 142.674753][ T1468] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 142.675152][ T1468] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 142.675505][ T1468] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 142.675876][ T1468] ? __create_object (mm/kmemleak.c:771) 
[ 142.676253][ T1468] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 142.676619][ T1468] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 142.677004][ T1468] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 142.677462][ T1468] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 142.677820][ T1468] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 142.678262][ T1468] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 142.678591][ T1468] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 142.678960][ T1468] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 142.679312][ T1468] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 142.679631][ T1468] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 142.679990][ T1468] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 142.680365][ T1468] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 142.680695][ T1468] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 142.681052][ T1468] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 142.681432][ T1468] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 142.681764][ T1468] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 142.682131][ T1468] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 142.682496][ T1468] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 142.682871][ T1468] ? 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) 
[ 142.683223][ T1468] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 142.683617][ T1468] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 142.683967][ T1468] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 142.684320][ T1468] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 142.684681][ T1468] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 142.685034][ T1468] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 142.685411][ T1468] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 142.685775][ T1468] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 142.686140][ T1468] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 142.686566][ T1468] ___sys_sendmsg (net/socket.c:2670) 
[ 142.686920][ T1468] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 142.687283][ T1468] ? __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) 
[ 142.687731][ T1468] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 142.688092][ T1468] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 142.688456][ T1468] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 142.688804][ T1468] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 142.689133][ T1468] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 142.689493][ T1468] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 142.689832][ T1468] __sys_sendmsg (net/socket.c:2700) 
[ 142.690200][ T1468] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 142.690645][ T1468] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 142.691018][ T1468] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 142.691412][ T1468] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 142.691763][ T1468] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[  142.692207][ T1468] RIP: 0033:0x7fc5922911e7
[ 142.692560][ T1468] 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)
[  142.693801][ T1468] RSP: 002b:00007ffd121ffe38 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[  142.694319][ T1468] RAX: ffffffffffffffda RBX: 00007ffd12200560 RCX: 00007fc5922911e7
[  142.694854][ T1468] RDX: 0000000000000000 RSI: 00007ffd121ffea0 RDI: 0000000000000005
[  142.695437][ T1468] RBP: 0000000000000003 R08: 0000000000000003 R09: 0000000000000078
[  142.695973][ T1468] R10: 00007fc59218eee8 R11: 0000000000000246 R12: 0000000000000003
[  142.696514][ T1468] R13: 00000000686e0c66 R14: 0000000000499600 R15: 0000000000000000
| [  145.005472][ T1537] ------------[ cut here ]------------
| [ 145.005790][ T1537] WARNING: CPU: 3 PID: 1537 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) 
| [  145.006556][ T1537] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel dummy act_gact cls_flower sch_ingress bridge stp llc 8021q vrf veth
| [  145.008072][ T1537] Tainted: [W]=WARN
[  145.008432][ T1537] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 145.009096][ T1537] 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) 
[ 145.009651][ T1537] Code: 00 00 8b 05 d7 bc 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 1a 63 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 d7 bc 3a 02    	mov    0x23abcd7(%rip),%eax        # 0x23abcdf
   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 1a 63 7b 00       	call   0x7b633b
  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
[  145.011560][ T1537] RSP: 0018:ffffc9000274eef0 EFLAGS: 00010246
[  145.012084][ T1537] RAX: 0000000000000000 RBX: ffff888005aaa000 RCX: 0000000000000001
[  145.012643][ T1537] RDX: 0000000000000000 RSI: ffffffffb0c9b941 RDI: ffffffffb04555e0
[  145.013149][ T1537] RBP: ffffc9000274efe0 R08: 0000000000000000 R09: 0000000000000000
[  145.013629][ T1537] R10: ffffc9000274f010 R11: ffffffffb1aa8918 R12: 1ffff920004e9de2
[  145.014117][ T1537] R13: 00000000000005aa R14: ffffc9000274f010 R15: ffff888005aaaf08
[  145.014680][ T1537] FS:  00007f56af993800(0000) GS:ffff888083637000(0000) knlGS:0000000000000000
[  145.015290][ T1537] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  145.015713][ T1537] CR2: 00000000004e5ce0 CR3: 00000000162b2006 CR4: 0000000000772ef0
[  145.016244][ T1537] PKRU: 55555554
[  145.016505][ T1537] Call Trace:
[  145.016745][ T1537]  <TASK>
[ 145.016932][ T1537] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 145.017297][ T1537] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 145.017661][ T1537] ? mark_held_locks (kernel/locking/lockdep.c:4328) 
[ 145.018021][ T1537] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:151 kernel/locking/spinlock.c:194) 
[ 145.018440][ T1537] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4475) 
[ 145.018770][ T1537] netif_set_mtu (net/core/dev.c:9652) 
[ 145.019117][ T1537] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 145.019467][ T1537] ? br_get_link_af_size_filtered (net/bridge/br_netlink.c:116) bridge 
[ 145.019951][ T1537] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 145.020214][ T1537] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 145.020664][ T1537] br_add_if (net/bridge/br_if.c:697) bridge 
[ 145.021056][ T1537] do_set_master (net/core/rtnetlink.c:2948) 
[ 145.021395][ T1537] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 145.021728][ T1537] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 145.022151][ T1537] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 145.022492][ T1537] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 145.022826][ T1537] ? __kernel_text_address (kernel/extable.c:79) 
[ 145.023170][ T1537] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 145.023505][ T1537] ? __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) 
[ 145.023833][ T1537] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 145.024254][ T1537] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 145.024585][ T1537] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 145.024923][ T1537] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 145.025259][ T1537] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 145.025586][ T1537] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 145.025938][ T1537] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 145.026262][ T1537] ? __create_object (mm/kmemleak.c:771) 
[ 145.026591][ T1537] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 145.026934][ T1537] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 145.027279][ T1537] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 145.027696][ T1537] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 145.028072][ T1537] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 145.028430][ T1537] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 145.028779][ T1537] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 145.029132][ T1537] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 145.029461][ T1537] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 145.029812][ T1537] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 145.030210][ T1537] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 145.030728][ T1537] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 145.031294][ T1537] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 145.031853][ T1537] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 145.032462][ T1537] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 145.033050][ T1537] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 145.033619][ T1537] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 145.034243][ T1537] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 145.034837][ T1537] ? 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) 
[ 145.035460][ T1537] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 145.036070][ T1537] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 145.036648][ T1537] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 145.037274][ T1537] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 145.037884][ T1537] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 145.038414][ T1537] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 145.038805][ T1537] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 145.039162][ T1537] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 145.039527][ T1537] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 145.039978][ T1537] ? queued_spin_lock_slowpath (./arch/x86/include/asm/atomic.h:107 ./include/linux/atomic/atomic-arch-fallback.h:2130 ./include/linux/atomic/atomic-instrumented.h:1280 ./arch/x86/include/asm/qspinlock.h:104 kernel/locking/qspinlock.c:141) 
[ 145.040332][ T1537] ___sys_sendmsg (net/socket.c:2670) 
[ 145.040679][ T1537] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 145.041024][ T1537] ? __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) 
[ 145.041447][ T1537] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 145.041787][ T1537] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 145.042134][ T1537] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 145.042468][ T1537] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 145.042816][ T1537] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 145.043158][ T1537] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 145.043505][ T1537] __sys_sendmsg (net/socket.c:2700) 
[ 145.043891][ T1537] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 145.044510][ T1537] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 145.045096][ T1537] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 145.045665][ T1537] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 145.046247][ T1537] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[  145.046956][ T1537] RIP: 0033:0x7f56afb601e7
[ 145.048021][ T1537] 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)
[  145.050037][ T1537] RSP: 002b:00007fff37ada7e8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[  145.050958][ T1537] RAX: ffffffffffffffda RBX: 00007fff37adaf10 RCX: 00007f56afb601e7
[  145.051854][ T1537] RDX: 0000000000000000 RSI: 00007fff37ada850 RDI: 0000000000000005
[  145.053114][ T1537] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000000
[  145.053624][ T1537] R10: 000000000b98e910 R11: 0000000000000246 R12: 0000000000000004
[  145.054227][ T1537] R13: 00000000686e0c68 R14: 0000000000499600 R15: 0000000000000000
| [  159.447245][ T1574] ------------[ cut here ]------------
| [ 159.447681][ T1574] WARNING: CPU: 3 PID: 1574 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) 
| [  159.448369][ T1574] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel dummy act_gact cls_flower sch_ingress bridge stp llc 8021q vrf veth
| [  159.450088][ T1574] Tainted: [W]=WARN
[  159.450394][ T1574] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 159.450909][ T1574] 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) 
[ 159.451316][ T1574] Code: 00 00 8b 05 d7 bc 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 1a 63 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 d7 bc 3a 02    	mov    0x23abcd7(%rip),%eax        # 0x23abcdf
   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 1a 63 7b 00       	call   0x7b633b
  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
[  159.452781][ T1574] RSP: 0018:ffffc9000285ef70 EFLAGS: 00010246
[  159.453312][ T1574] RAX: 0000000000000000 RBX: ffff888005aaa000 RCX: 0000000000000001
[  159.453844][ T1574] RDX: 0000000000000000 RSI: ffffffffb0c9b941 RDI: ffffffffb04555e0
[  159.454449][ T1574] RBP: ffffc9000285f058 R08: 0000000000000000 R09: 0000000000000000
[  159.455032][ T1574] R10: ffffc9000285f088 R11: ffffffffb1179160 R12: 1ffff9200050bdf2
[  159.455579][ T1574] R13: 00000000000005dc R14: ffffc9000285f088 R15: ffff888005aaaf08
[  159.456142][ T1574] FS:  00007f575df94800(0000) GS:ffff888083637000(0000) knlGS:0000000000000000
[  159.456748][ T1574] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  159.457237][ T1574] CR2: 000056424a505dec CR3: 000000000bc69003 CR4: 0000000000772ef0
[  159.457839][ T1574] PKRU: 55555554
[  159.458092][ T1574] Call Trace:
[  159.458346][ T1574]  <TASK>
[ 159.458524][ T1574] ? __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) 
[ 159.458968][ T1574] ? br_del_if (net/bridge/br_if.c:742) bridge 
[ 159.459379][ T1574] ? do_set_master (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:41 net/core/rtnetlink.c:2933) 
[ 159.459719][ T1574] ? do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 159.460080][ T1574] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 159.460446][ T1574] ? netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 159.460841][ T1574] ? netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 159.461260][ T1574] ? ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 159.461739][ T1574] ? ___sys_sendmsg (net/socket.c:2670) 
[ 159.462149][ T1574] ? __sys_sendmsg (net/socket.c:2700) 
[ 159.462544][ T1574] ? do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 159.462933][ T1574] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[ 159.463374][ T1574] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 159.463775][ T1574] netif_set_mtu (net/core/dev.c:9652) 
[ 159.464167][ T1574] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 159.464586][ T1574] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 159.464900][ T1574] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 159.465366][ T1574] br_del_if (net/bridge/br_if.c:743) bridge 
[ 159.465777][ T1574] ? rtnl_is_locked (net/core/rtnetlink.c:169) 
[ 159.466152][ T1574] do_set_master (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:41 net/core/rtnetlink.c:2933) 
[ 159.466532][ T1574] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 159.466906][ T1574] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 159.467381][ T1574] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 159.467746][ T1574] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 159.468116][ T1574] ? __kernel_text_address (kernel/extable.c:79) 
[ 159.468475][ T1574] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 159.468826][ T1574] ? __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) 
[ 159.469183][ T1574] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 159.469604][ T1574] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 159.470022][ T1574] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 159.470385][ T1574] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 159.470706][ T1574] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 159.471103][ T1574] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 159.471439][ T1574] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 159.471786][ T1574] ? __create_object (mm/kmemleak.c:771) 
[ 159.472142][ T1574] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 159.472501][ T1574] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 159.472912][ T1574] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 159.473399][ T1574] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 159.473813][ T1574] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 159.474276][ T1574] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 159.474664][ T1574] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 159.475133][ T1574] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 159.475509][ T1574] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 159.475903][ T1574] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 159.476305][ T1574] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 159.476683][ T1574] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 159.477031][ T1574] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 159.477416][ T1574] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 159.477800][ T1574] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 159.478291][ T1574] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 159.478689][ T1574] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 159.479070][ T1574] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 159.479418][ T1574] ? 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) 
[ 159.479786][ T1574] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 159.480173][ T1574] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 159.480514][ T1574] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 159.480891][ T1574] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 159.481218][ T1574] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 159.481624][ T1574] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 159.481974][ T1574] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 159.482306][ T1574] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 159.482657][ T1574] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 159.483127][ T1574] ___sys_sendmsg (net/socket.c:2670) 
[ 159.483449][ T1574] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 159.483786][ T1574] ? __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) 
[ 159.484240][ T1574] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 159.484614][ T1574] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 159.485011][ T1574] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 159.485393][ T1574] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 159.485774][ T1574] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 159.486155][ T1574] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 159.486550][ T1574] __sys_sendmsg (net/socket.c:2700) 
[ 159.486943][ T1574] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 159.487426][ T1574] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 159.487808][ T1574] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 159.488188][ T1574] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 159.488562][ T1574] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[  159.489036][ T1574] RIP: 0033:0x7f575e1611e7
[ 159.489392][ T1574] 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)
[  159.490715][ T1574] RSP: 002b:00007ffc628904e8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[  159.491277][ T1574] RAX: ffffffffffffffda RBX: 00007ffc62890c10 RCX: 00007f575e1611e7
[  159.491784][ T1574] RDX: 0000000000000000 RSI: 00007ffc62890550 RDI: 0000000000000005
[  159.492303][ T1574] RBP: 0000000000000003 R08: 0000000000000003 R09: 0000000000000078
[  159.492824][ T1574] R10: 00007f575e05eee8 R11: 0000000000000246 R12: 0000000000000003
[  159.493350][ T1574] R13: 00000000686e0c77 R14: 0000000000499600 R15: 0000000000000000
| [  162.752821][ T1660] ------------[ cut here ]------------
| [ 162.753159][ T1660] WARNING: CPU: 1 PID: 1660 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) 
| [  162.754050][ T1660] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel dummy act_gact cls_flower sch_ingress bridge stp llc 8021q vrf veth
| [  162.756090][ T1660] Tainted: [W]=WARN
[  162.756364][ T1660] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 162.756776][ T1660] 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) 
[ 162.757402][ T1660] Code: 00 00 8b 05 d7 bc 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 1a 63 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 d7 bc 3a 02    	mov    0x23abcd7(%rip),%eax        # 0x23abcdf
   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 1a 63 7b 00       	call   0x7b633b
  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
[  162.759040][ T1660] RSP: 0018:ffffc90002c2eef0 EFLAGS: 00010246
[  162.759478][ T1660] RAX: 0000000000000000 RBX: ffff888005aaa000 RCX: 0000000000000001
[  162.760246][ T1660] RDX: 0000000000000000 RSI: ffffffffb0c9b941 RDI: ffffffffb04555e0
[  162.760828][ T1660] RBP: ffffc90002c2efe0 R08: 0000000000000000 R09: 0000000000000000
[  162.761470][ T1660] R10: ffffc90002c2f010 R11: ffffffffb1aa8918 R12: 1ffff92000585de2
[  162.762209][ T1660] R13: 00000000000005aa R14: ffffc90002c2f010 R15: ffff888005aaaf08
[  162.762697][ T1660] FS:  00007f7ba04d3800(0000) GS:ffff888083537000(0000) knlGS:0000000000000000
[  162.763277][ T1660] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  162.763905][ T1660] CR2: 00000000004e5ce0 CR3: 00000000155db004 CR4: 0000000000772ef0
[  162.764474][ T1660] PKRU: 55555554
[  162.764729][ T1660] Call Trace:
[  162.764997][ T1660]  <TASK>
[ 162.765160][ T1660] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 162.765520][ T1660] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 162.765843][ T1660] ? mark_held_locks (kernel/locking/lockdep.c:4328) 
[ 162.766275][ T1660] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:151 kernel/locking/spinlock.c:194) 
[ 162.766773][ T1660] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4475) 
[ 162.767121][ T1660] netif_set_mtu (net/core/dev.c:9652) 
[ 162.767530][ T1660] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 162.767917][ T1660] ? br_get_link_af_size_filtered (net/bridge/br_netlink.c:116) bridge 
[ 162.768492][ T1660] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 162.768815][ T1660] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 162.769393][ T1660] br_add_if (net/bridge/br_if.c:697) bridge 
[ 162.769773][ T1660] do_set_master (net/core/rtnetlink.c:2948) 
[ 162.770118][ T1660] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 162.770592][ T1660] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 162.771177][ T1660] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 162.771518][ T1660] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 162.771845][ T1660] ? __kernel_text_address (kernel/extable.c:79) 
[ 162.772179][ T1660] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 162.772518][ T1660] ? __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) 
[ 162.772842][ T1660] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 162.773250][ T1660] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 162.773610][ T1660] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 162.773943][ T1660] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 162.774279][ T1660] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 162.774606][ T1660] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 162.774947][ T1660] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 162.775365][ T1660] ? __create_object (mm/kmemleak.c:771) 
[ 162.775692][ T1660] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 162.776016][ T1660] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 162.776346][ T1660] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 162.776821][ T1660] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 162.777167][ T1660] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 162.777505][ T1660] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 162.777817][ T1660] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 162.778155][ T1660] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 162.778634][ T1660] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 162.778963][ T1660] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 162.779294][ T1660] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 162.779611][ T1660] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 162.779940][ T1660] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 162.780262][ T1660] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 162.780590][ T1660] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 162.780918][ T1660] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 162.781233][ T1660] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 162.781585][ T1660] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 162.781904][ T1660] ? 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) 
[ 162.782217][ T1660] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 162.782543][ T1660] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 162.782870][ T1660] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 162.783198][ T1660] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 162.783589][ T1660] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 162.783986][ T1660] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 162.784390][ T1660] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 162.784808][ T1660] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 162.785264][ T1660] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 162.785894][ T1660] ___sys_sendmsg (net/socket.c:2670) 
[ 162.786314][ T1660] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 162.786872][ T1660] ? __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) 
[ 162.787389][ T1660] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 162.787777][ T1660] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 162.788124][ T1660] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 162.788465][ T1660] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 162.788785][ T1660] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 162.789121][ T1660] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 162.789472][ T1660] __sys_sendmsg (net/socket.c:2700) 
[ 162.789785][ T1660] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 162.790191][ T1660] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 162.790523][ T1660] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 162.790829][ T1660] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 162.791156][ T1660] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[  162.791555][ T1660] RIP: 0033:0x7f7ba06a01e7
[ 162.791886][ T1660] 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)
[  162.793105][ T1660] RSP: 002b:00007ffdb6e29aa8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[  162.793600][ T1660] RAX: ffffffffffffffda RBX: 00007ffdb6e2a1d0 RCX: 00007f7ba06a01e7
[  162.794071][ T1660] RDX: 0000000000000000 RSI: 00007ffdb6e29b10 RDI: 0000000000000005
[  162.794619][ T1660] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000000
[  162.795093][ T1660] R10: 000000003bf08910 R11: 0000000000000246 R12: 0000000000000004
[  162.795566][ T1660] R13: 00000000686e0c7a R14: 0000000000499600 R15: 0000000000000000
| [  177.094938][ T1698] ------------[ cut here ]------------
| [ 177.095302][ T1698] WARNING: CPU: 3 PID: 1698 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) 
| [  177.096470][ T1698] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel dummy act_gact cls_flower sch_ingress bridge stp llc 8021q vrf veth
| [  177.097945][ T1698] Tainted: [W]=WARN
[  177.098191][ T1698] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 177.098591][ T1698] 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) 
[ 177.098932][ T1698] Code: 00 00 8b 05 d7 bc 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 1a 63 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 d7 bc 3a 02    	mov    0x23abcd7(%rip),%eax        # 0x23abcdf
   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 1a 63 7b 00       	call   0x7b633b
  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
[  177.100102][ T1698] RSP: 0018:ffffc90002d0ef70 EFLAGS: 00010246
[  177.100511][ T1698] RAX: 0000000000000000 RBX: ffff888005aaa000 RCX: 0000000000000001
[  177.101002][ T1698] RDX: 0000000000000000 RSI: ffffffffb0c9b941 RDI: ffffffffb04555e0
[  177.101478][ T1698] RBP: ffffc90002d0f058 R08: 0000000000000000 R09: 0000000000000000
[  177.101966][ T1698] R10: ffffc90002d0f088 R11: ffffffffb1179160 R12: 1ffff920005a1df2
[  177.102454][ T1698] R13: 00000000000005dc R14: ffffc90002d0f088 R15: ffff888005aaaf08
[  177.102945][ T1698] FS:  00007fac009b7800(0000) GS:ffff888083637000(0000) knlGS:0000000000000000
[  177.103507][ T1698] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  177.103919][ T1698] CR2: 00000000004e5ce0 CR3: 00000000173d1004 CR4: 0000000000772ef0
[  177.104414][ T1698] PKRU: 55555554
[  177.104654][ T1698] Call Trace:
[  177.104897][ T1698]  <TASK>
[ 177.105063][ T1698] ? __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) 
[ 177.105468][ T1698] ? br_del_if (net/bridge/br_if.c:742) bridge 
[ 177.105841][ T1698] ? do_set_master (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:41 net/core/rtnetlink.c:2933) 
[ 177.106176][ T1698] ? do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 177.106502][ T1698] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 177.106826][ T1698] ? netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 177.107179][ T1698] ? netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 177.107498][ T1698] ? ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 177.107821][ T1698] ? ___sys_sendmsg (net/socket.c:2670) 
[ 177.108149][ T1698] ? __sys_sendmsg (net/socket.c:2700) 
[ 177.108466][ T1698] ? do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 177.108788][ T1698] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[ 177.109212][ T1698] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 177.109557][ T1698] netif_set_mtu (net/core/dev.c:9652) 
[ 177.109890][ T1698] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 177.110253][ T1698] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 177.110501][ T1698] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 177.110953][ T1698] br_del_if (net/bridge/br_if.c:743) bridge 
[ 177.111313][ T1698] ? rtnl_is_locked (net/core/rtnetlink.c:169) 
[ 177.111636][ T1698] do_set_master (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:41 net/core/rtnetlink.c:2933) 
[ 177.111976][ T1698] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 177.112306][ T1698] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 177.112715][ T1698] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 177.113048][ T1698] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 177.113368][ T1698] ? __kernel_text_address (kernel/extable.c:79) 
[ 177.113696][ T1698] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 177.114036][ T1698] ? __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) 
[ 177.114360][ T1698] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 177.114757][ T1698] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 177.115091][ T1698] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 177.115415][ T1698] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 177.115733][ T1698] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 177.116062][ T1698] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 177.116382][ T1698] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 177.116697][ T1698] ? __create_object (mm/kmemleak.c:771) 
[ 177.117054][ T1698] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 177.117381][ T1698] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 177.117701][ T1698] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 177.118110][ T1698] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 177.118438][ T1698] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 177.118765][ T1698] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 177.119096][ T1698] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 177.119429][ T1698] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 177.119749][ T1698] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 177.120073][ T1698] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 177.120394][ T1698] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 177.120710][ T1698] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 177.121041][ T1698] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 177.121362][ T1698] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 177.121685][ T1698] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 177.122013][ T1698] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 177.122333][ T1698] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 177.122664][ T1698] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 177.122991][ T1698] ? 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) 
[ 177.123311][ T1698] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 177.123655][ T1698] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 177.123987][ T1698] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 177.124316][ T1698] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 177.124639][ T1698] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 177.124970][ T1698] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 177.125303][ T1698] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 177.125631][ T1698] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 177.125957][ T1698] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 177.126367][ T1698] ___sys_sendmsg (net/socket.c:2670) 
[ 177.126691][ T1698] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 177.127027][ T1698] ? __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) 
[ 177.127443][ T1698] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 177.127771][ T1698] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 177.128105][ T1698] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 177.128430][ T1698] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 177.128747][ T1698] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 177.129079][ T1698] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 177.129411][ T1698] __sys_sendmsg (net/socket.c:2700) 
[ 177.129733][ T1698] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 177.130142][ T1698] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 177.130475][ T1698] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 177.130797][ T1698] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 177.131124][ T1698] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[  177.131529][ T1698] RIP: 0033:0x7fac00b841e7
[ 177.131872][ T1698] 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)
[  177.133016][ T1698] RSP: 002b:00007ffc40441918 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[  177.133499][ T1698] RAX: ffffffffffffffda RBX: 00007ffc40442040 RCX: 00007fac00b841e7
[  177.133992][ T1698] RDX: 0000000000000000 RSI: 00007ffc40441980 RDI: 0000000000000005
[  177.134469][ T1698] RBP: 0000000000000003 R08: 0000000000000003 R09: 0000000000000078
[  177.134954][ T1698] R10: 00007fac00a81ee8 R11: 0000000000000246 R12: 0000000000000003
[  177.135433][ T1698] R13: 00000000686e0c88 R14: 0000000000499600 R15: 0000000000000000
| [  179.932828][ T1769] ------------[ cut here ]------------
| [ 179.933208][ T1769] WARNING: CPU: 2 PID: 1769 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) 
| [  179.933839][ T1769] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel dummy act_gact cls_flower sch_ingress bridge stp llc 8021q vrf veth
| [  179.935251][ T1769] Tainted: [W]=WARN
[  179.935517][ T1769] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 179.935929][ T1769] 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) 
[ 179.936259][ T1769] Code: 00 00 8b 05 d7 bc 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 1a 63 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 d7 bc 3a 02    	mov    0x23abcd7(%rip),%eax        # 0x23abcdf
   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 1a 63 7b 00       	call   0x7b633b
  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
[  179.937409][ T1769] RSP: 0018:ffffc9000309eef0 EFLAGS: 00010246
[  179.937818][ T1769] RAX: 0000000000000000 RBX: ffff888005aaa000 RCX: 0000000000000001
[  179.938306][ T1769] RDX: 0000000000000000 RSI: ffffffffb0c9b941 RDI: ffffffffb04555e0
[  179.938778][ T1769] RBP: ffffc9000309efe0 R08: 0000000000000000 R09: 0000000000000000
[  179.939276][ T1769] R10: ffffc9000309f010 R11: ffffffffb1aa8918 R12: 1ffff92000613de2
[  179.939754][ T1769] R13: 00000000000005aa R14: ffffc9000309f010 R15: ffff888005aaaf08
[  179.940240][ T1769] FS:  00007f896c470800(0000) GS:ffff8880835b7000(0000) knlGS:0000000000000000
[  179.940795][ T1769] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  179.941204][ T1769] CR2: 00000000004e5ce0 CR3: 0000000019008002 CR4: 0000000000772ef0
[  179.941695][ T1769] PKRU: 55555554
[  179.941949][ T1769] Call Trace:
[  179.942194][ T1769]  <TASK>
[ 179.942371][ T1769] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 179.942697][ T1769] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 179.943040][ T1769] ? mark_held_locks (kernel/locking/lockdep.c:4328) 
[ 179.943373][ T1769] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:151 kernel/locking/spinlock.c:194) 
[ 179.943770][ T1769] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4475) 
[ 179.944114][ T1769] netif_set_mtu (net/core/dev.c:9652) 
[ 179.944441][ T1769] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 179.944775][ T1769] ? br_get_link_af_size_filtered (net/bridge/br_netlink.c:116) bridge 
[ 179.945240][ T1769] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 179.945488][ T1769] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 179.945938][ T1769] br_add_if (net/bridge/br_if.c:697) bridge 
[ 179.946304][ T1769] do_set_master (net/core/rtnetlink.c:2948) 
[ 179.946634][ T1769] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 179.946977][ T1769] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 179.947401][ T1769] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 179.947725][ T1769] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 179.948062][ T1769] ? __kernel_text_address (kernel/extable.c:79) 
[ 179.948425][ T1769] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 179.948756][ T1769] ? __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) 
[ 179.949097][ T1769] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 179.949525][ T1769] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 179.949875][ T1769] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 179.950206][ T1769] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 179.950533][ T1769] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 179.950853][ T1769] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 179.951190][ T1769] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 179.951511][ T1769] ? __create_object (mm/kmemleak.c:771) 
[ 179.951840][ T1769] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 179.952175][ T1769] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 179.952501][ T1769] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 179.952910][ T1769] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 179.953240][ T1769] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 179.953611][ T1769] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 179.953947][ T1769] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 179.954281][ T1769] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 179.954606][ T1769] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 179.954941][ T1769] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 179.955267][ T1769] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 179.955592][ T1769] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 179.955947][ T1769] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 179.956278][ T1769] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 179.956613][ T1769] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 179.956949][ T1769] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 179.957291][ T1769] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 179.957869][ T1769] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 179.958193][ T1769] ? 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) 
[ 179.958516][ T1769] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 179.958853][ T1769] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 179.959192][ T1769] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 179.959978][ T1769] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 179.960309][ T1769] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 179.960635][ T1769] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 179.960973][ T1769] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 179.961323][ T1769] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 179.961660][ T1769] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 179.962103][ T1769] ___sys_sendmsg (net/socket.c:2670) 
[ 179.962902][ T1769] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 179.963258][ T1769] ? __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) 
[ 179.963676][ T1769] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 179.964059][ T1769] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 179.964632][ T1769] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 179.965231][ T1769] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 179.965569][ T1769] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 179.965919][ T1769] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 179.966488][ T1769] __sys_sendmsg (net/socket.c:2700) 
[ 179.966824][ T1769] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 179.967274][ T1769] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 179.967843][ T1769] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 179.968411][ T1769] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 179.968733][ T1769] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[  179.969155][ T1769] RIP: 0033:0x7f896c63d1e7
[ 179.969516][ T1769] 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)
[  179.970666][ T1769] RSP: 002b:00007fffbf8fb348 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[  179.971171][ T1769] RAX: ffffffffffffffda RBX: 00007fffbf8fba70 RCX: 00007f896c63d1e7
[  179.971689][ T1769] RDX: 0000000000000000 RSI: 00007fffbf8fb3b0 RDI: 0000000000000005
[  179.972191][ T1769] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000000
[  179.972915][ T1769] R10: 000000000166b910 R11: 0000000000000246 R12: 0000000000000004
[  179.973421][ T1769] R13: 00000000686e0c8b R14: 0000000000499600 R15: 0000000000000000
| [  194.156731][ T1807] ------------[ cut here ]------------
| [ 194.157588][ T1807] WARNING: CPU: 0 PID: 1807 at ./include/net/netdev_lock.h:17 netif_set_mtu_ext (./include/net/netdev_lock.h:17 ./include/net/netdev_lock.h:15 ./include/net/netdev_lock.h:25 net/core/dev.c:9610) 
| [  194.158418][ T1807] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel dummy act_gact cls_flower sch_ingress bridge stp llc 8021q vrf veth
| [  194.159828][ T1807] Tainted: [W]=WARN
[  194.160084][ T1807] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 194.160486][ T1807] RIP: 0010:netif_set_mtu_ext (./include/net/netdev_lock.h:17 ./include/net/netdev_lock.h:15 ./include/net/netdev_lock.h:25 net/core/dev.c:9610) 
[ 194.160823][ T1807] Code: 00 00 8b 05 d7 bc 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 1a 63 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 d7 bc 3a 02    	mov    0x23abcd7(%rip),%eax        # 0x23abcdf
   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 1a 63 7b 00       	call   0x7b633b
  21:	85 c0                	test   %eax,%eax
  23:	0f 85 39 fe ff ff    	jne    0xfffffffffffffe62
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	e9 30 fe ff ff       	jmp    0xfffffffffffffe62
  32:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
  39:	fc ff df 
  3c:	4c 89 fa             	mov    %r15,%rdx
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	e9 30 fe ff ff       	jmp    0xfffffffffffffe38
   8:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
   f:	fc ff df 
  12:	4c 89 fa             	mov    %r15,%rdx
  15:	48                   	rex.W
[  194.162014][ T1807] RSP: 0018:ffffc9000314ef70 EFLAGS: 00010246
[  194.162445][ T1807] RAX: 0000000000000000 RBX: ffff888005aaa000 RCX: 0000000000000001
[  194.162936][ T1807] RDX: 0000000000000000 RSI: ffffffffb0c9b941 RDI: ffffffffb04555e0
[  194.163406][ T1807] RBP: ffffc9000314f058 R08: 0000000000000000 R09: 0000000000000000
[  194.163894][ T1807] R10: ffffc9000314f088 R11: ffffffffb1179160 R12: 1ffff92000629df2
[  194.164369][ T1807] R13: 00000000000005dc R14: ffffc9000314f088 R15: ffff888005aaaf08
[  194.164841][ T1807] FS:  00007f70d38d8800(0000) GS:ffff8880834b7000(0000) knlGS:0000000000000000
[  194.165412][ T1807] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  194.165810][ T1807] CR2: 00000000004e5ce0 CR3: 0000000017251006 CR4: 0000000000772ef0
[  194.166316][ T1807] PKRU: 55555554
[  194.166581][ T1807] Call Trace:
[  194.166821][ T1807]  <TASK>
[ 194.166995][ T1807] ? __call_rcu_common.constprop.0 (./arch/x86/include/asm/irqflags.h:26 ./arch/x86/include/asm/irqflags.h:109 ./arch/x86/include/asm/irqflags.h:127 kernel/rcu/tree.c:3096) 
[ 194.167418][ T1807] ? br_del_if (net/bridge/br_if.c:742) bridge 
[ 194.167782][ T1807] ? do_set_master (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:41 net/core/rtnetlink.c:2933) 
[ 194.168115][ T1807] ? do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 194.168431][ T1807] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 194.168750][ T1807] ? netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 194.169080][ T1807] ? netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 194.169402][ T1807] ? ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 194.169726][ T1807] ? ___sys_sendmsg (net/socket.c:2670) 
[ 194.170070][ T1807] ? __sys_sendmsg (net/socket.c:2700) 
[ 194.170451][ T1807] ? do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 194.170771][ T1807] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[ 194.171179][ T1807] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 194.171512][ T1807] netif_set_mtu (net/core/dev.c:9652) 
[ 194.171834][ T1807] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 194.172196][ T1807] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 194.172453][ T1807] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 194.172905][ T1807] br_del_if (net/bridge/br_if.c:743) bridge 
[ 194.173261][ T1807] ? rtnl_is_locked (net/core/rtnetlink.c:169) 
[ 194.173582][ T1807] do_set_master (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:41 net/core/rtnetlink.c:2933) 
[ 194.173940][ T1807] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 194.174289][ T1807] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 194.174696][ T1807] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 194.175033][ T1807] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 194.175353][ T1807] ? __kernel_text_address (kernel/extable.c:79) 
[ 194.175675][ T1807] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 194.176007][ T1807] ? __mutex_trylock_common (./arch/x86/include/asm/atomic64_64.h:101 ./include/linux/atomic/atomic-arch-fallback.h:4296 ./include/linux/atomic/atomic-long.h:1482 ./include/linux/atomic/atomic-instrumented.h:4458 kernel/locking/mutex.c:113) 
[ 194.176329][ T1807] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 194.176724][ T1807] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 194.177064][ T1807] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 194.177399][ T1807] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 194.177724][ T1807] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 194.178069][ T1807] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 194.178419][ T1807] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 194.178745][ T1807] ? __create_object (mm/kmemleak.c:771) 
[ 194.179082][ T1807] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 194.179403][ T1807] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 194.179720][ T1807] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 194.180138][ T1807] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 194.180469][ T1807] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 194.180794][ T1807] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 194.181120][ T1807] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 194.181444][ T1807] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 194.181764][ T1807] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 194.182106][ T1807] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 194.182456][ T1807] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 194.182785][ T1807] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 194.183119][ T1807] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 194.183444][ T1807] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 194.183766][ T1807] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 194.184096][ T1807] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 194.184417][ T1807] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 194.184745][ T1807] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 194.185079][ T1807] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 ./include/net/netns/generic.h:48 net/netlink/af_netlink.c:333) 
[ 194.185400][ T1807] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 194.185722][ T1807] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 194.186063][ T1807] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 194.186413][ T1807] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 194.186735][ T1807] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 194.187081][ T1807] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 194.187422][ T1807] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 194.187745][ T1807] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 194.188071][ T1807] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 194.188480][ T1807] ___sys_sendmsg (net/socket.c:2670) 
[ 194.188796][ T1807] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 194.189123][ T1807] ? __call_rcu_common.constprop.0 (./arch/x86/include/asm/irqflags.h:26 ./arch/x86/include/asm/irqflags.h:109 ./arch/x86/include/asm/irqflags.h:127 kernel/rcu/tree.c:3096) 
[ 194.189548][ T1807] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 194.189913][ T1807] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 194.190263][ T1807] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 194.190590][ T1807] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 194.190923][ T1807] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 194.191245][ T1807] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 194.191574][ T1807] __sys_sendmsg (net/socket.c:2700) 
[ 194.191898][ T1807] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 194.192304][ T1807] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 194.192637][ T1807] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 194.192979][ T1807] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 194.193303][ T1807] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[  194.193702][ T1807] RIP: 0033:0x7f70d3aa51e7
[ 194.194055][ T1807] Code: 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b9 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 2e 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 89 54 24 1c 48 89 74 24 10
All code
========
   0:	0e                   	(bad)
   1:	00 f7                	add    %dh,%bh
   3:	d8 64 89 02          	fsubs  0x2(%rcx,%rcx,4)
   7:	48 c7 c0 ff ff ff ff 	mov    $0xffffffffffffffff,%rax
   e:	eb b9                	jmp    0xffffffffffffffc9
  10:	0f 1f 00             	nopl   (%rax)
  13:	f3 0f 1e fa          	endbr64
  17:	64 8b 04 25 18 00 00 	mov    %fs:0x18,%eax
  1e:	00 
  1f:	85 c0                	test   %eax,%eax
  21:	75 10                	jne    0x33
  23:	b8 2e 00 00 00       	mov    $0x2e,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax		<-- trapping instruction
  30:	77 51                	ja     0x83
  32:	c3                   	ret
  33:	48 83 ec 28          	sub    $0x28,%rsp
  37:	89 54 24 1c          	mov    %edx,0x1c(%rsp)
  3b:	48 89 74 24 10       	mov    %rsi,0x10(%rsp)

Code starting with the faulting instruction
===========================================
   0:	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax
   6:	77 51                	ja     0x59
   8:	c3                   	ret
   9:	48 83 ec 28          	sub    $0x28,%rsp
   d:	89 54 24 1c          	mov    %edx,0x1c(%rsp)
  11:	48 89 74 24 10       	mov    %rsi,0x10(%rsp)
[  194.195238][ T1807] RSP: 002b:00007fff8a9b2728 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[  194.195722][ T1807] RAX: ffffffffffffffda RBX: 00007fff8a9b2e50 RCX: 00007f70d3aa51e7
[  194.196209][ T1807] RDX: 0000000000000000 RSI: 00007fff8a9b2790 RDI: 0000000000000005
[  194.196689][ T1807] RBP: 0000000000000003 R08: 0000000000000003 R09: 0000000000000078
[  194.197199][ T1807] R10: 00007f70d39a2ee8 R11: 0000000000000246 R12: 0000000000000003
[  194.197676][ T1807] R13: 00000000686e0c99 R14: 0000000000499600 R15: 0000000000000000
| [  196.562853][ T1867] ------------[ cut here ]------------
| [ 196.563232][ T1867] WARNING: CPU: 1 PID: 1867 at ./include/net/netdev_lock.h:17 netif_set_mtu_ext (./include/net/netdev_lock.h:17 ./include/net/netdev_lock.h:15 ./include/net/netdev_lock.h:25 net/core/dev.c:9610) 
| [  196.564913][ T1867] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel dummy act_gact cls_flower sch_ingress bridge stp llc 8021q vrf veth
| [  196.566382][ T1867] Tainted: [W]=WARN
[  196.566636][ T1867] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 196.567026][ T1867] RIP: 0010:netif_set_mtu_ext (./include/net/netdev_lock.h:17 ./include/net/netdev_lock.h:15 ./include/net/netdev_lock.h:25 net/core/dev.c:9610) 
[ 196.567361][ T1867] Code: 00 00 8b 05 d7 bc 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 1a 63 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 d7 bc 3a 02    	mov    0x23abcd7(%rip),%eax        # 0x23abcdf
   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 1a 63 7b 00       	call   0x7b633b
  21:	85 c0                	test   %eax,%eax
  23:	0f 85 39 fe ff ff    	jne    0xfffffffffffffe62
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	e9 30 fe ff ff       	jmp    0xfffffffffffffe62
  32:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
  39:	fc ff df 
  3c:	4c 89 fa             	mov    %r15,%rdx
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	e9 30 fe ff ff       	jmp    0xfffffffffffffe38
   8:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
   f:	fc ff df 
  12:	4c 89 fa             	mov    %r15,%rdx
  15:	48                   	rex.W
[  196.568476][ T1867] RSP: 0018:ffffc9000329eef0 EFLAGS: 00010246
[  196.568883][ T1867] RAX: 0000000000000000 RBX: ffff888005aaa000 RCX: 0000000000000001
[  196.569358][ T1867] RDX: 0000000000000000 RSI: ffffffffb0c9b941 RDI: ffffffffb04555e0
[  196.569838][ T1867] RBP: ffffc9000329efe0 R08: 0000000000000000 R09: 0000000000000000
[  196.570321][ T1867] R10: ffffc9000329f010 R11: ffffffffb1aa8918 R12: 1ffff92000653de2
[  196.570797][ T1867] R13: 0000000000000596 R14: ffffc9000329f010 R15: ffff888005aaaf08
[  196.571272][ T1867] FS:  00007f3e6372c800(0000) GS:ffff888083537000(0000) knlGS:0000000000000000
[  196.571822][ T1867] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  196.572213][ T1867] CR2: 00000000004e5de8 CR3: 000000000b788004 CR4: 0000000000772ef0
[  196.572673][ T1867] PKRU: 55555554
[  196.572909][ T1867] Call Trace:
[  196.573145][ T1867]  <TASK>
[ 196.573311][ T1867] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 196.573621][ T1867] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 196.573946][ T1867] ? mark_held_locks (kernel/locking/lockdep.c:4328) 
[ 196.574253][ T1867] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:151 kernel/locking/spinlock.c:194) 
[ 196.574637][ T1867] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4475) 
[ 196.574954][ T1867] netif_set_mtu (net/core/dev.c:9652) 
[ 196.575262][ T1867] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 196.575581][ T1867] ? br_get_link_af_size_filtered (net/bridge/br_netlink.c:116) bridge 
[ 196.576062][ T1867] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 196.576318][ T1867] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 196.576775][ T1867] br_add_if (net/bridge/br_if.c:697) bridge 
[ 196.577190][ T1867] do_set_master (net/core/rtnetlink.c:2948) 
[ 196.577542][ T1867] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 196.577909][ T1867] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 196.578383][ T1867] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 196.578791][ T1867] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 196.579214][ T1867] ? __kernel_text_address (kernel/extable.c:79) 
[ 196.579649][ T1867] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 196.580053][ T1867] ? __mutex_trylock_common (./arch/x86/include/asm/atomic64_64.h:101 ./include/linux/atomic/atomic-arch-fallback.h:4296 ./include/linux/atomic/atomic-long.h:1482 ./include/linux/atomic/atomic-instrumented.h:4458 kernel/locking/mutex.c:113) 
[ 196.580414][ T1867] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 196.580892][ T1867] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 196.581245][ T1867] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 196.581639][ T1867] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 196.582021][ T1867] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 196.582365][ T1867] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 196.582700][ T1867] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 196.583048][ T1867] ? __create_object (mm/kmemleak.c:771) 
[ 196.583464][ T1867] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 196.583822][ T1867] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 196.584188][ T1867] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 196.584638][ T1867] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 196.584987][ T1867] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 196.585330][ T1867] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 196.585678][ T1867] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 196.586026][ T1867] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 196.586375][ T1867] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 196.586694][ T1867] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 196.587077][ T1867] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 196.587468][ T1867] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 196.587774][ T1867] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 196.588099][ T1867] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 196.588414][ T1867] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 196.588764][ T1867] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 196.589133][ T1867] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 196.589498][ T1867] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 196.589939][ T1867] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 ./include/net/netns/generic.h:48 net/netlink/af_netlink.c:333) 
[ 196.590378][ T1867] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 196.590776][ T1867] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 196.591185][ T1867] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 196.591600][ T1867] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 196.591986][ T1867] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 196.592345][ T1867] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 196.592729][ T1867] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 196.593082][ T1867] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 196.593442][ T1867] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 196.593924][ T1867] ___sys_sendmsg (net/socket.c:2670) 
[ 196.594319][ T1867] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 196.594675][ T1867] ? __call_rcu_common.constprop.0 (./arch/x86/include/asm/irqflags.h:26 ./arch/x86/include/asm/irqflags.h:109 ./arch/x86/include/asm/irqflags.h:127 kernel/rcu/tree.c:3096) 
[ 196.595141][ T1867] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 196.595509][ T1867] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 196.595885][ T1867] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 196.596229][ T1867] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 196.596568][ T1867] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 196.596893][ T1867] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 196.597223][ T1867] ? trace_rseq_update (./include/trace/events/rseq.h:11 (discriminator 21)) 
[ 196.597537][ T1867] __sys_sendmsg (net/socket.c:2700) 
[ 196.597845][ T1867] ? __rseq_handle_notify_resume (kernel/rseq.c:442) 
[ 196.598269][ T1867] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 196.598595][ T1867] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 196.598914][ T1867] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 196.599233][ T1867] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[  196.599621][ T1867] RIP: 0033:0x7f3e638f91e7
[ 196.599954][ T1867] Code: 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b9 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 2e 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 89 54 24 1c 48 89 74 24 10
All code
========
   0:	0e                   	(bad)
   1:	00 f7                	add    %dh,%bh
   3:	d8 64 89 02          	fsubs  0x2(%rcx,%rcx,4)
   7:	48 c7 c0 ff ff ff ff 	mov    $0xffffffffffffffff,%rax
   e:	eb b9                	jmp    0xffffffffffffffc9
  10:	0f 1f 00             	nopl   (%rax)
  13:	f3 0f 1e fa          	endbr64
  17:	64 8b 04 25 18 00 00 	mov    %fs:0x18,%eax
  1e:	00 
  1f:	85 c0                	test   %eax,%eax
  21:	75 10                	jne    0x33
  23:	b8 2e 00 00 00       	mov    $0x2e,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax		<-- trapping instruction
  30:	77 51                	ja     0x83
  32:	c3                   	ret
  33:	48 83 ec 28          	sub    $0x28,%rsp
  37:	89 54 24 1c          	mov    %edx,0x1c(%rsp)
  3b:	48 89 74 24 10       	mov    %rsi,0x10(%rsp)

Code starting with the faulting instruction
===========================================
   0:	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax
   6:	77 51                	ja     0x59
   8:	c3                   	ret
   9:	48 83 ec 28          	sub    $0x28,%rsp
   d:	89 54 24 1c          	mov    %edx,0x1c(%rsp)
  11:	48 89 74 24 10       	mov    %rsi,0x10(%rsp)
[  196.601096][ T1867] RSP: 002b:00007ffd2ccd5c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[  196.601556][ T1867] RAX: ffffffffffffffda RBX: 00007ffd2ccd63a0 RCX: 00007f3e638f91e7
[  196.602035][ T1867] RDX: 0000000000000000 RSI: 00007ffd2ccd5ce0 RDI: 0000000000000005
[  196.602502][ T1867] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000000
[  196.603013][ T1867] R10: 00000000104c4910 R11: 0000000000000246 R12: 0000000000000004
[  196.603493][ T1867] R13: 00000000686e0c9c R14: 0000000000499600 R15: 0000000000000000
| [  210.653118][ T1903] ------------[ cut here ]------------
| [ 210.653463][ T1903] WARNING: CPU: 1 PID: 1903 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) 
| [  210.655757][ T1903] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel dummy act_gact cls_flower sch_ingress bridge stp llc 8021q vrf veth
| [  210.657558][ T1903] Tainted: [W]=WARN
[  210.657809][ T1903] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 210.658254][ T1903] 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) 
[ 210.658597][ T1903] Code: 00 00 8b 05 d7 bc 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 1a 63 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 d7 bc 3a 02    	mov    0x23abcd7(%rip),%eax        # 0x23abcdf
   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 1a 63 7b 00       	call   0x7b633b
  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
[  210.659766][ T1903] RSP: 0018:ffffc9000343ef70 EFLAGS: 00010246
[  210.660202][ T1903] RAX: 0000000000000000 RBX: ffff888005aaa000 RCX: 0000000000000001
[  210.660688][ T1903] RDX: 0000000000000000 RSI: ffffffffb0c9b941 RDI: ffffffffb04555e0
[  210.661181][ T1903] RBP: ffffc9000343f058 R08: 0000000000000000 R09: 0000000000000000
[  210.661665][ T1903] R10: ffffc9000343f088 R11: ffffffffb1179160 R12: 1ffff92000687df2
[  210.662159][ T1903] R13: 00000000000005dc R14: ffffc9000343f088 R15: ffff888005aaaf08
[  210.662646][ T1903] FS:  00007f9b41414800(0000) GS:ffff888083537000(0000) knlGS:0000000000000000
[  210.663214][ T1903] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  210.663620][ T1903] CR2: 00000000004e5de8 CR3: 0000000016e42001 CR4: 0000000000772ef0
[  210.664116][ T1903] PKRU: 55555554
[  210.664353][ T1903] Call Trace:
[  210.664602][ T1903]  <TASK>
[ 210.664766][ T1903] ? __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) 
[ 210.665195][ T1903] ? br_del_if (net/bridge/br_if.c:742) bridge 
[ 210.665567][ T1903] ? do_set_master (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:41 net/core/rtnetlink.c:2933) 
[ 210.665896][ T1903] ? do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 210.666221][ T1903] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 210.666541][ T1903] ? netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 210.666882][ T1903] ? netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 210.667215][ T1903] ? ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 210.667539][ T1903] ? ___sys_sendmsg (net/socket.c:2670) 
[ 210.667870][ T1903] ? __sys_sendmsg (net/socket.c:2700) 
[ 210.668187][ T1903] ? do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 210.668501][ T1903] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[ 210.668916][ T1903] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 210.669245][ T1903] netif_set_mtu (net/core/dev.c:9652) 
[ 210.669573][ T1903] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 210.669918][ T1903] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 210.670161][ T1903] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 210.670599][ T1903] br_del_if (net/bridge/br_if.c:743) bridge 
[ 210.670961][ T1903] ? rtnl_is_locked (net/core/rtnetlink.c:169) 
[ 210.671281][ T1903] do_set_master (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:41 net/core/rtnetlink.c:2933) 
[ 210.671602][ T1903] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 210.671935][ T1903] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 210.672343][ T1903] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 210.672661][ T1903] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 210.672991][ T1903] ? __kernel_text_address (kernel/extable.c:79) 
[ 210.673313][ T1903] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 210.673636][ T1903] ? __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) 
[ 210.673964][ T1903] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 210.674364][ T1903] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 210.674682][ T1903] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 210.675011][ T1903] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 210.675330][ T1903] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 210.675648][ T1903] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 210.675979][ T1903] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 210.676296][ T1903] ? __create_object (mm/kmemleak.c:771) 
[ 210.676620][ T1903] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 210.676963][ T1903] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 210.677296][ T1903] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 210.677692][ T1903] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 210.678031][ T1903] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 210.678355][ T1903] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 210.678671][ T1903] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 210.679005][ T1903] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 210.679329][ T1903] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 210.679654][ T1903] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 210.679994][ T1903] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 210.680315][ T1903] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 210.680641][ T1903] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 210.680975][ T1903] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 210.681305][ T1903] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 210.681631][ T1903] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 210.681967][ T1903] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 210.682301][ T1903] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 210.682622][ T1903] ? 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) 
[ 210.682958][ T1903] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 210.683285][ T1903] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 210.683631][ T1903] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 210.683979][ T1903] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 210.684321][ T1903] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 210.684643][ T1903] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 210.684983][ T1903] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 210.685309][ T1903] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 210.685629][ T1903] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 210.686054][ T1903] ___sys_sendmsg (net/socket.c:2670) 
[ 210.686376][ T1903] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 210.686704][ T1903] ? __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) 
[ 210.687132][ T1903] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 210.687462][ T1903] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 210.687788][ T1903] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 210.688128][ T1903] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 210.688452][ T1903] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 210.688772][ T1903] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 210.689113][ T1903] __sys_sendmsg (net/socket.c:2700) 
[ 210.689441][ T1903] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 210.689845][ T1903] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 210.690189][ T1903] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 210.690515][ T1903] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 210.690842][ T1903] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[  210.691251][ T1903] RIP: 0033:0x7f9b415e11e7
[ 210.691591][ T1903] 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)
[  210.692753][ T1903] RSP: 002b:00007fff4d494bf8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[  210.693249][ T1903] RAX: ffffffffffffffda RBX: 00007fff4d495320 RCX: 00007f9b415e11e7
[  210.693730][ T1903] RDX: 0000000000000000 RSI: 00007fff4d494c60 RDI: 0000000000000005
[  210.694224][ T1903] RBP: 0000000000000003 R08: 0000000000000003 R09: 0000000000000078
[  210.694703][ T1903] R10: 00007f9b414deee8 R11: 0000000000000246 R12: 0000000000000003
[  210.695191][ T1903] R13: 00000000686e0caa R14: 0000000000499600 R15: 0000000000000000
| [  213.319473][ T1981] ------------[ cut here ]------------
| [ 213.319787][ T1981] WARNING: CPU: 3 PID: 1981 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) 
| [  213.320437][ T1981] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel dummy act_gact cls_flower sch_ingress bridge stp llc 8021q vrf veth
| [  213.321880][ T1981] Tainted: [W]=WARN
[  213.322121][ T1981] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 213.322528][ T1981] 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) 
[ 213.322867][ T1981] Code: 00 00 8b 05 d7 bc 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 1a 63 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 d7 bc 3a 02    	mov    0x23abcd7(%rip),%eax        # 0x23abcdf
   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 1a 63 7b 00       	call   0x7b633b
  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
[  213.324054][ T1981] RSP: 0018:ffffc9000362eef0 EFLAGS: 00010246
[  213.324463][ T1981] RAX: 0000000000000000 RBX: ffff888005aaa000 RCX: 0000000000000001
[  213.324941][ T1981] RDX: 0000000000000000 RSI: ffffffffb0c9b941 RDI: ffffffffb04555e0
[  213.325436][ T1981] RBP: ffffc9000362efe0 R08: 0000000000000000 R09: 0000000000000000
[  213.325918][ T1981] R10: ffffc9000362f010 R11: ffffffffb1aa8918 R12: 1ffff920006c5de2
[  213.326390][ T1981] R13: 0000000000000596 R14: ffffc9000362f010 R15: ffff888005aaaf08
[  213.326852][ T1981] FS:  00007fb7730b3800(0000) GS:ffff888083637000(0000) knlGS:0000000000000000
[  213.327431][ T1981] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  213.327829][ T1981] CR2: 00000000004e5de8 CR3: 000000000b40f003 CR4: 0000000000772ef0
[  213.328309][ T1981] PKRU: 55555554
[  213.328543][ T1981] Call Trace:
[  213.328777][ T1981]  <TASK>
[ 213.328950][ T1981] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 213.329270][ T1981] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 213.329591][ T1981] ? mark_held_locks (kernel/locking/lockdep.c:4328) 
[ 213.329924][ T1981] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:151 kernel/locking/spinlock.c:194) 
[ 213.330337][ T1981] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4475) 
[ 213.330657][ T1981] netif_set_mtu (net/core/dev.c:9652) 
[ 213.330998][ T1981] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 213.331341][ T1981] ? br_get_link_af_size_filtered (net/bridge/br_netlink.c:116) bridge 
[ 213.331788][ T1981] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 213.332046][ T1981] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 213.332484][ T1981] br_add_if (net/bridge/br_if.c:697) bridge 
[ 213.332854][ T1981] do_set_master (net/core/rtnetlink.c:2948) 
[ 213.333187][ T1981] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 213.333513][ T1981] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 213.333931][ T1981] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 213.334246][ T1981] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 213.334559][ T1981] ? __kernel_text_address (kernel/extable.c:79) 
[ 213.334886][ T1981] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 213.335201][ T1981] ? __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) 
[ 213.335524][ T1981] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 213.335927][ T1981] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 213.336268][ T1981] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 213.336624][ T1981] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 213.336980][ T1981] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 213.337310][ T1981] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 213.337621][ T1981] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 213.337958][ T1981] ? __create_object (mm/kmemleak.c:771) 
[ 213.338274][ T1981] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 213.338585][ T1981] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 213.338908][ T1981] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 213.339306][ T1981] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 213.339623][ T1981] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 213.339949][ T1981] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 213.340258][ T1981] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 213.340582][ T1981] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 213.340900][ T1981] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 213.341213][ T1981] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 213.341531][ T1981] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 213.341848][ T1981] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 213.342216][ T1981] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 213.342550][ T1981] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 213.342890][ T1981] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 213.343228][ T1981] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 213.343555][ T1981] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 213.343905][ T1981] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 213.344275][ T1981] ? 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) 
[ 213.344605][ T1981] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 213.344945][ T1981] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 213.345295][ T1981] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 213.345627][ T1981] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 213.345958][ T1981] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 213.346277][ T1981] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 213.346609][ T1981] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 213.346940][ T1981] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 213.347268][ T1981] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 213.347679][ T1981] ___sys_sendmsg (net/socket.c:2670) 
[ 213.347998][ T1981] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 213.348317][ T1981] ? __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) 
[ 213.348715][ T1981] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 213.349044][ T1981] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 213.349365][ T1981] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 213.349687][ T1981] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 213.350042][ T1981] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 213.350377][ T1981] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 213.350713][ T1981] __sys_sendmsg (net/socket.c:2700) 
[ 213.351038][ T1981] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 213.351427][ T1981] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 213.351750][ T1981] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 213.352085][ T1981] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 213.352414][ T1981] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[  213.352822][ T1981] RIP: 0033:0x7fb7732801e7
[ 213.353155][ T1981] 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)
[  213.354344][ T1981] RSP: 002b:00007ffc6e01b5f8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[  213.354849][ T1981] RAX: ffffffffffffffda RBX: 00007ffc6e01bd20 RCX: 00007fb7732801e7
[  213.355353][ T1981] RDX: 0000000000000000 RSI: 00007ffc6e01b660 RDI: 0000000000000005
[  213.355846][ T1981] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000000
[  213.356349][ T1981] R10: 00000000275c2910 R11: 0000000000000246 R12: 0000000000000004
[  213.356823][ T1981] R13: 00000000686e0cad R14: 0000000000499600 R15: 0000000000000000
| [  227.458084][ T2017] ------------[ cut here ]------------
| [ 227.458457][ T2017] WARNING: CPU: 1 PID: 2017 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) 
| [  227.459090][ T2017] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel dummy act_gact cls_flower sch_ingress bridge stp llc 8021q vrf veth
| [  227.460553][ T2017] Tainted: [W]=WARN
[  227.460814][ T2017] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 227.461218][ T2017] 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) 
[ 227.461539][ T2017] Code: 00 00 8b 05 d7 bc 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 1a 63 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 d7 bc 3a 02    	mov    0x23abcd7(%rip),%eax        # 0x23abcdf
   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 1a 63 7b 00       	call   0x7b633b
  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
[  227.463878][ T2017] RSP: 0018:ffffc9000386ef70 EFLAGS: 00010246
[  227.464279][ T2017] RAX: 0000000000000000 RBX: ffff888005aaa000 RCX: 0000000000000001
[  227.464738][ T2017] RDX: 0000000000000000 RSI: ffffffffb0c9b941 RDI: ffffffffb04555e0
[  227.465390][ T2017] RBP: ffffc9000386f058 R08: 0000000000000000 R09: 0000000000000000
[  227.466066][ T2017] R10: ffffc9000386f088 R11: ffffffffb1179160 R12: 1ffff9200070ddf2
[  227.466543][ T2017] R13: 00000000000005dc R14: ffffc9000386f088 R15: ffff888005aaaf08
[  227.467163][ T2017] FS:  00007f6dd899e800(0000) GS:ffff888083537000(0000) knlGS:0000000000000000
[  227.467906][ T2017] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  227.468357][ T2017] CR2: 00000000004e5de8 CR3: 0000000016fd3002 CR4: 0000000000772ef0
[  227.468845][ T2017] PKRU: 55555554
[  227.469107][ T2017] Call Trace:
[  227.469359][ T2017]  <TASK>
[ 227.469521][ T2017] ? __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) 
[ 227.469933][ T2017] ? br_del_if (net/bridge/br_if.c:742) bridge 
[ 227.470294][ T2017] ? do_set_master (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:41 net/core/rtnetlink.c:2933) 
[ 227.470664][ T2017] ? do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 227.470991][ T2017] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 227.471297][ T2017] ? netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 227.471621][ T2017] ? netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 227.471933][ T2017] ? ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 227.472238][ T2017] ? ___sys_sendmsg (net/socket.c:2670) 
[ 227.472582][ T2017] ? __sys_sendmsg (net/socket.c:2700) 
[ 227.472914][ T2017] ? do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 227.473218][ T2017] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[ 227.473612][ T2017] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 227.473942][ T2017] netif_set_mtu (net/core/dev.c:9652) 
[ 227.474252][ T2017] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 227.474590][ T2017] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 227.474829][ T2017] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 227.475277][ T2017] br_del_if (net/bridge/br_if.c:743) bridge 
[ 227.475636][ T2017] ? rtnl_is_locked (net/core/rtnetlink.c:169) 
[ 227.475967][ T2017] do_set_master (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:41 net/core/rtnetlink.c:2933) 
[ 227.476279][ T2017] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 227.476607][ T2017] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 227.477044][ T2017] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 227.477405][ T2017] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 227.477717][ T2017] ? __kernel_text_address (kernel/extable.c:79) 
[ 227.478046][ T2017] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 227.478366][ T2017] ? __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) 
[ 227.478679][ T2017] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 227.479120][ T2017] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 227.479433][ T2017] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 227.479748][ T2017] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 227.480091][ T2017] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 227.480396][ T2017] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 227.480698][ T2017] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 227.481050][ T2017] ? __create_object (mm/kmemleak.c:771) 
[ 227.481367][ T2017] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 227.481676][ T2017] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 227.481994][ T2017] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 227.482393][ T2017] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 227.482742][ T2017] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 227.483115][ T2017] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 227.483438][ T2017] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 227.483751][ T2017] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 227.484068][ T2017] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 227.484373][ T2017] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 227.484684][ T2017] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 227.485064][ T2017] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 227.485403][ T2017] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 227.485720][ T2017] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 227.486061][ T2017] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 227.486371][ T2017] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 227.486683][ T2017] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 227.487058][ T2017] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 227.487399][ T2017] ? 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) 
[ 227.487709][ T2017] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 227.488028][ T2017] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 227.488341][ T2017] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 227.488651][ T2017] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 227.488980][ T2017] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 227.489292][ T2017] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 227.489618][ T2017] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 227.489940][ T2017] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 227.490249][ T2017] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 227.490649][ T2017] ___sys_sendmsg (net/socket.c:2670) 
[ 227.490989][ T2017] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 227.491299][ T2017] ? __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) 
[ 227.491679][ T2017] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 227.491996][ T2017] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 227.492311][ T2017] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 227.492621][ T2017] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 227.492955][ T2017] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 227.493262][ T2017] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 227.493572][ T2017] __sys_sendmsg (net/socket.c:2700) 
[ 227.493891][ T2017] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 227.494273][ T2017] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 227.494627][ T2017] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 227.495124][ T2017] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 227.495631][ T2017] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[  227.496284][ T2017] RIP: 0033:0x7f6dd8b6b1e7
[ 227.496757][ T2017] 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)
[  227.498543][ T2017] RSP: 002b:00007ffe87f82798 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[  227.499387][ T2017] RAX: ffffffffffffffda RBX: 00007ffe87f82ec0 RCX: 00007f6dd8b6b1e7
[  227.500166][ T2017] RDX: 0000000000000000 RSI: 00007ffe87f82800 RDI: 0000000000000005
[  227.500999][ T2017] RBP: 0000000000000003 R08: 0000000000000003 R09: 0000000000000078
[  227.501809][ T2017] R10: 00007f6dd8a68ee8 R11: 0000000000000246 R12: 0000000000000003
[  227.502660][ T2017] R13: 00000000686e0cbb R14: 0000000000499600 R15: 0000000000000000
| [  230.693865][ T2103] ------------[ cut here ]------------
| [ 230.694172][ T2103] WARNING: CPU: 3 PID: 2103 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) 
| [  230.694794][ T2103] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel dummy act_gact cls_flower sch_ingress bridge stp llc 8021q vrf veth
| [  230.696659][ T2103] Tainted: [W]=WARN
[  230.696908][ T2103] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 230.697313][ T2103] 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) 
[ 230.697663][ T2103] Code: 00 00 8b 05 d7 bc 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 1a 63 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 d7 bc 3a 02    	mov    0x23abcd7(%rip),%eax        # 0x23abcdf
   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 1a 63 7b 00       	call   0x7b633b
  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
[  230.698813][ T2103] RSP: 0018:ffffc90003c8eef0 EFLAGS: 00010246
[  230.699232][ T2103] RAX: 0000000000000000 RBX: ffff888005aaa000 RCX: 0000000000000001
[  230.699697][ T2103] RDX: 0000000000000000 RSI: ffffffffb0c9b941 RDI: ffffffffb04555e0
[  230.700189][ T2103] RBP: ffffc90003c8efe0 R08: 0000000000000000 R09: 0000000000000000
[  230.700659][ T2103] R10: ffffc90003c8f010 R11: ffffffffb1aa8918 R12: 1ffff92000791de2
[  230.701131][ T2103] R13: 0000000000000596 R14: ffffc90003c8f010 R15: ffff888005aaaf08
[  230.701590][ T2103] FS:  00007f7c490c1800(0000) GS:ffff888083637000(0000) knlGS:0000000000000000
[  230.702143][ T2103] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  230.702533][ T2103] CR2: 00000000004e5de8 CR3: 00000000191a8001 CR4: 0000000000772ef0
[  230.703000][ T2103] PKRU: 55555554
[  230.703236][ T2103] Call Trace:
[  230.703466][ T2103]  <TASK>
[ 230.703629][ T2103] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 230.703953][ T2103] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 230.704273][ T2103] ? mark_held_locks (kernel/locking/lockdep.c:4328) 
[ 230.704582][ T2103] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:151 kernel/locking/spinlock.c:194) 
[ 230.704972][ T2103] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4475) 
[ 230.705281][ T2103] netif_set_mtu (net/core/dev.c:9652) 
[ 230.705589][ T2103] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 230.705911][ T2103] ? br_get_link_af_size_filtered (net/bridge/br_netlink.c:116) bridge 
[ 230.706351][ T2103] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 230.706587][ T2103] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 230.707021][ T2103] br_add_if (net/bridge/br_if.c:697) bridge 
[ 230.707433][ T2103] do_set_master (net/core/rtnetlink.c:2948) 
[ 230.707773][ T2103] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 230.708130][ T2103] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 230.708524][ T2103] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 230.708832][ T2103] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 230.709151][ T2103] ? __kernel_text_address (kernel/extable.c:79) 
[ 230.709469][ T2103] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 230.709787][ T2103] ? __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) 
[ 230.710112][ T2103] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 230.710495][ T2103] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 230.710814][ T2103] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 230.711149][ T2103] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 230.711465][ T2103] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 230.711775][ T2103] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 230.712100][ T2103] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 230.712416][ T2103] ? __create_object (mm/kmemleak.c:771) 
[ 230.712750][ T2103] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 230.713068][ T2103] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 230.713384][ T2103] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 230.713763][ T2103] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 230.714089][ T2103] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 230.714418][ T2103] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 230.714738][ T2103] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 230.715079][ T2103] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 230.715391][ T2103] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 230.715705][ T2103] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 230.716041][ T2103] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 230.716352][ T2103] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 230.716663][ T2103] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 230.716982][ T2103] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 230.717325][ T2103] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 230.717649][ T2103] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 230.717969][ T2103] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 230.718286][ T2103] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 230.718595][ T2103] ? 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) 
[ 230.718915][ T2103] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 230.719227][ T2103] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 230.719541][ T2103] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 230.719864][ T2103] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 230.720185][ T2103] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 230.720507][ T2103] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 230.720827][ T2103] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 230.721151][ T2103] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 230.721477][ T2103] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 230.721882][ T2103] ___sys_sendmsg (net/socket.c:2670) 
[ 230.722190][ T2103] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 230.722506][ T2103] ? __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) 
[ 230.722942][ T2103] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 230.723255][ T2103] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 230.723563][ T2103] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 230.723884][ T2103] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 230.724200][ T2103] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 230.724513][ T2103] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 230.724822][ T2103] __sys_sendmsg (net/socket.c:2700) 
[ 230.725137][ T2103] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 230.725522][ T2103] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 230.725842][ T2103] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 230.726172][ T2103] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 230.726524][ T2103] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[  230.726920][ T2103] RIP: 0033:0x7f7c4928e1e7
[ 230.727265][ T2103] 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)
[  230.728397][ T2103] RSP: 002b:00007ffed5ca34d8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[  230.729209][ T2103] RAX: ffffffffffffffda RBX: 00007ffed5ca3c00 RCX: 00007f7c4928e1e7
[  230.730066][ T2103] RDX: 0000000000000000 RSI: 00007ffed5ca3540 RDI: 0000000000000005
[  230.730732][ T2103] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000000
[  230.731440][ T2103] R10: 0000000014eb4910 R11: 0000000000000246 R12: 0000000000000004
[  230.732264][ T2103] R13: 00000000686e0cbe R14: 0000000000499600 R15: 0000000000000000
| [  246.128472][ T2141] ------------[ cut here ]------------
| [ 246.128829][ T2141] WARNING: CPU: 2 PID: 2141 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) 
| [  246.129503][ T2141] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel dummy act_gact cls_flower sch_ingress bridge stp llc 8021q vrf veth
| [  246.130941][ T2141] Tainted: [W]=WARN
[  246.131196][ T2141] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 246.131604][ T2141] 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) 
[ 246.133064][ T2141] Code: 00 00 8b 05 d7 bc 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 1a 63 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 d7 bc 3a 02    	mov    0x23abcd7(%rip),%eax        # 0x23abcdf
   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 1a 63 7b 00       	call   0x7b633b
  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
[  246.134188][ T2141] RSP: 0018:ffffc90003dbef70 EFLAGS: 00010246
[  246.134611][ T2141] RAX: 0000000000000000 RBX: ffff888005aaa000 RCX: 0000000000000001
[  246.135177][ T2141] RDX: 0000000000000000 RSI: ffffffffb0c9b941 RDI: ffffffffb04555e0
[  246.135657][ T2141] RBP: ffffc90003dbf058 R08: 0000000000000000 R09: 0000000000000000
[  246.136140][ T2141] R10: ffffc90003dbf088 R11: ffffffffb1179160 R12: 1ffff920007b7df2
[  246.136619][ T2141] R13: 00000000000005dc R14: ffffc90003dbf088 R15: ffff888005aaaf08
[  246.137120][ T2141] FS:  00007f95f933b800(0000) GS:ffff8880835b7000(0000) knlGS:0000000000000000
[  246.137686][ T2141] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  246.138101][ T2141] CR2: 00000000004e5de8 CR3: 000000000bec3004 CR4: 0000000000772ef0
[  246.138581][ T2141] PKRU: 55555554
[  246.138854][ T2141] Call Trace:
[  246.139120][ T2141]  <TASK>
[ 246.139294][ T2141] ? __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) 
[ 246.139705][ T2141] ? br_del_if (net/bridge/br_if.c:742) bridge 
[ 246.140095][ T2141] ? do_set_master (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:41 net/core/rtnetlink.c:2933) 
[ 246.140422][ T2141] ? do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 246.140743][ T2141] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 246.141075][ T2141] ? netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 246.141396][ T2141] ? netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 246.141713][ T2141] ? ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 246.142049][ T2141] ? ___sys_sendmsg (net/socket.c:2670) 
[ 246.142372][ T2141] ? __sys_sendmsg (net/socket.c:2700) 
[ 246.142690][ T2141] ? do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 246.143024][ T2141] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[ 246.143420][ T2141] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 246.143751][ T2141] netif_set_mtu (net/core/dev.c:9652) 
[ 246.144087][ T2141] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 246.144429][ T2141] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 246.144684][ T2141] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 246.145130][ T2141] br_del_if (net/bridge/br_if.c:743) bridge 
[ 246.145488][ T2141] ? rtnl_is_locked (net/core/rtnetlink.c:169) 
[ 246.145820][ T2141] do_set_master (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:41 net/core/rtnetlink.c:2933) 
[ 246.146155][ T2141] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 246.146480][ T2141] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 246.146892][ T2141] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 246.147261][ T2141] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 246.147588][ T2141] ? __kernel_text_address (kernel/extable.c:79) 
[ 246.147938][ T2141] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 246.148267][ T2141] ? __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) 
[ 246.148600][ T2141] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 246.149012][ T2141] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 246.149332][ T2141] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 246.149655][ T2141] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 246.149988][ T2141] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 246.150324][ T2141] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 246.150663][ T2141] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 246.150991][ T2141] ? __create_object (mm/kmemleak.c:771) 
[ 246.151317][ T2141] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 246.151644][ T2141] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 246.151976][ T2141] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 246.152378][ T2141] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 246.152703][ T2141] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 246.153040][ T2141] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 246.153365][ T2141] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 246.153698][ T2141] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 246.154031][ T2141] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 246.154349][ T2141] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 246.154773][ T2141] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 246.155129][ T2141] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 246.155453][ T2141] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 246.155773][ T2141] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 246.156107][ T2141] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 246.156422][ T2141] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 246.156768][ T2141] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 246.157122][ T2141] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 246.157456][ T2141] ? 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) 
[ 246.157783][ T2141] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 246.158127][ T2141] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 246.158450][ T2141] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 246.158778][ T2141] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 246.159114][ T2141] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 246.159440][ T2141] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 246.159779][ T2141] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 246.160117][ T2141] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 246.160436][ T2141] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 246.160895][ T2141] ___sys_sendmsg (net/socket.c:2670) 
[ 246.161228][ T2141] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 246.161563][ T2141] ? __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) 
[ 246.161977][ T2141] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 246.162320][ T2141] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 246.162658][ T2141] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 246.163012][ T2141] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 246.163348][ T2141] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 246.163682][ T2141] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 246.164029][ T2141] __sys_sendmsg (net/socket.c:2700) 
[ 246.164359][ T2141] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 246.164773][ T2141] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 246.165117][ T2141] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 246.165436][ T2141] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 246.165758][ T2141] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[  246.166167][ T2141] RIP: 0033:0x7f95f95081e7
[ 246.166539][ T2141] 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)
[  246.167677][ T2141] RSP: 002b:00007ffe49f1cfc8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[  246.168182][ T2141] RAX: ffffffffffffffda RBX: 00007ffe49f1d6f0 RCX: 00007f95f95081e7
[  246.168790][ T2141] RDX: 0000000000000000 RSI: 00007ffe49f1d030 RDI: 0000000000000005
[  246.169276][ T2141] RBP: 0000000000000003 R08: 0000000000000003 R09: 0000000000000078
[  246.169755][ T2141] R10: 00007f95f9405ee8 R11: 0000000000000246 R12: 0000000000000003
[  246.170241][ T2141] R13: 00000000686e0ccd R14: 0000000000499600 R15: 0000000000000000
| [  249.568482][ T2227] ------------[ cut here ]------------
| [ 249.568916][ T2227] WARNING: CPU: 2 PID: 2227 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) 
| [  249.569765][ T2227] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel dummy act_gact cls_flower sch_ingress bridge stp llc 8021q vrf veth
| [  249.571216][ T2227] Tainted: [W]=WARN
[  249.571471][ T2227] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 249.571891][ T2227] 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) 
[ 249.572229][ T2227] Code: 00 00 8b 05 d7 bc 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 1a 63 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 d7 bc 3a 02    	mov    0x23abcd7(%rip),%eax        # 0x23abcdf
   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 1a 63 7b 00       	call   0x7b633b
  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
[  249.573440][ T2227] RSP: 0018:ffffc900041aeef0 EFLAGS: 00010246
[  249.573931][ T2227] RAX: 0000000000000000 RBX: ffff888005aaa000 RCX: 0000000000000001
[  249.574414][ T2227] RDX: 0000000000000000 RSI: ffffffffb0c9b941 RDI: ffffffffb04555e0
[  249.574908][ T2227] RBP: ffffc900041aefe0 R08: 0000000000000000 R09: 0000000000000000
[  249.575422][ T2227] R10: ffffc900041af010 R11: ffffffffb1aa8918 R12: 1ffff92000835de2
[  249.576200][ T2227] R13: 0000000000000596 R14: ffffc900041af010 R15: ffff888005aaaf08
[  249.576733][ T2227] FS:  00007f80d8611800(0000) GS:ffff8880835b7000(0000) knlGS:0000000000000000
[  249.577413][ T2227] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  249.577822][ T2227] CR2: 00000000004e5de8 CR3: 000000001541b003 CR4: 0000000000772ef0
[  249.578332][ T2227] PKRU: 55555554
[  249.578600][ T2227] Call Trace:
[  249.578874][ T2227]  <TASK>
[ 249.579055][ T2227] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 249.579394][ T2227] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 249.579735][ T2227] ? mark_held_locks (kernel/locking/lockdep.c:4328) 
[ 249.580065][ T2227] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:151 kernel/locking/spinlock.c:194) 
[ 249.580475][ T2227] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4475) 
[ 249.580806][ T2227] netif_set_mtu (net/core/dev.c:9652) 
[ 249.581152][ T2227] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 249.581534][ T2227] ? br_get_link_af_size_filtered (net/bridge/br_netlink.c:116) bridge 
[ 249.582032][ T2227] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 249.582318][ T2227] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 249.582804][ T2227] br_add_if (net/bridge/br_if.c:697) bridge 
[ 249.583189][ T2227] do_set_master (net/core/rtnetlink.c:2948) 
[ 249.583537][ T2227] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 249.583890][ T2227] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 249.584310][ T2227] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 249.584648][ T2227] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 249.584987][ T2227] ? __kernel_text_address (kernel/extable.c:79) 
[ 249.585371][ T2227] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 249.585707][ T2227] ? __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) 
[ 249.586041][ T2227] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 249.586455][ T2227] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 249.586786][ T2227] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 249.587136][ T2227] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 249.587466][ T2227] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 249.587791][ T2227] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 249.588135][ T2227] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 249.588461][ T2227] ? __create_object (mm/kmemleak.c:771) 
[ 249.588807][ T2227] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 249.589160][ T2227] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 249.589516][ T2227] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 249.589941][ T2227] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 249.590286][ T2227] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 249.590637][ T2227] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 249.590987][ T2227] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 249.591334][ T2227] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 249.591678][ T2227] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 249.592024][ T2227] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 249.592349][ T2227] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 249.592685][ T2227] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 249.593030][ T2227] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 249.593397][ T2227] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 249.593740][ T2227] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 249.594109][ T2227] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 249.594444][ T2227] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 249.594782][ T2227] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 249.595123][ T2227] ? 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) 
[ 249.595477][ T2227] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 249.595811][ T2227] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 249.596149][ T2227] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 249.596493][ T2227] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 249.596834][ T2227] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 249.597228][ T2227] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 249.597580][ T2227] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 249.597927][ T2227] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 249.598256][ T2227] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 249.598675][ T2227] ___sys_sendmsg (net/socket.c:2670) 
[ 249.599019][ T2227] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 249.599363][ T2227] ? __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) 
[ 249.599782][ T2227] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 249.600134][ T2227] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 249.600470][ T2227] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 249.600813][ T2227] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 249.601163][ T2227] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 249.601519][ T2227] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 249.601853][ T2227] __sys_sendmsg (net/socket.c:2700) 
[ 249.602185][ T2227] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 249.602585][ T2227] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 249.602926][ T2227] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 249.603255][ T2227] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 249.603580][ T2227] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[  249.603989][ T2227] RIP: 0033:0x7f80d87de1e7
[ 249.604327][ T2227] 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)
[  249.605497][ T2227] RSP: 002b:00007ffd07913498 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[  249.605992][ T2227] RAX: ffffffffffffffda RBX: 00007ffd07913bc0 RCX: 00007f80d87de1e7
[  249.606482][ T2227] RDX: 0000000000000000 RSI: 00007ffd07913500 RDI: 0000000000000005
[  249.606972][ T2227] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000000
[  249.607469][ T2227] R10: 0000000001dde910 R11: 0000000000000246 R12: 0000000000000004
[  249.607953][ T2227] R13: 00000000686e0cd1 R14: 0000000000499600 R15: 0000000000000000
| [  263.665171][ T2263] ------------[ cut here ]------------
| [ 263.665516][ T2263] WARNING: CPU: 0 PID: 2263 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) 
| [  263.666137][ T2263] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel dummy act_gact cls_flower sch_ingress bridge stp llc 8021q vrf veth
| [  263.667495][ T2263] Tainted: [W]=WARN
[  263.667729][ T2263] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 263.668559][ T2263] 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) 
[ 263.668895][ T2263] Code: 00 00 8b 05 d7 bc 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 1a 63 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 d7 bc 3a 02    	mov    0x23abcd7(%rip),%eax        # 0x23abcdf
   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 1a 63 7b 00       	call   0x7b633b
  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
[  263.669987][ T2263] RSP: 0018:ffffc9000427ef70 EFLAGS: 00010246
[  263.670380][ T2263] RAX: 0000000000000000 RBX: ffff888005aaa000 RCX: 0000000000000001
[  263.670837][ T2263] RDX: 0000000000000000 RSI: ffffffffb0c9b941 RDI: ffffffffb04555e0
[  263.671326][ T2263] RBP: ffffc9000427f058 R08: 0000000000000000 R09: 0000000000000000
[  263.671796][ T2263] R10: ffffc9000427f088 R11: ffffffffb1179160 R12: 1ffff9200084fdf2
[  263.672275][ T2263] R13: 00000000000005dc R14: ffffc9000427f088 R15: ffff888005aaaf08
[  263.672731][ T2263] FS:  00007fd296186800(0000) GS:ffff8880834b7000(0000) knlGS:0000000000000000
[  263.673267][ T2263] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  263.673649][ T2263] CR2: 00000000004e5de8 CR3: 00000000155f5001 CR4: 0000000000772ef0
[  263.674112][ T2263] PKRU: 55555554
[  263.674345][ T2263] Call Trace:
[  263.674574][ T2263]  <TASK>
[ 263.674728][ T2263] ? __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) 
[ 263.675143][ T2263] ? br_del_if (net/bridge/br_if.c:742) bridge 
[ 263.675501][ T2263] ? do_set_master (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:41 net/core/rtnetlink.c:2933) 
[ 263.675808][ T2263] ? do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 263.676119][ T2263] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 263.676422][ T2263] ? netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 263.676736][ T2263] ? netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 263.677045][ T2263] ? ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 263.677371][ T2263] ? ___sys_sendmsg (net/socket.c:2670) 
[ 263.677674][ T2263] ? __sys_sendmsg (net/socket.c:2700) 
[ 263.677982][ T2263] ? do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 263.678286][ T2263] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[ 263.678692][ T2263] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 263.679043][ T2263] netif_set_mtu (net/core/dev.c:9652) 
[ 263.679361][ T2263] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 263.679683][ T2263] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 263.679929][ T2263] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 263.680354][ T2263] br_del_if (net/bridge/br_if.c:743) bridge 
[ 263.680697][ T2263] ? rtnl_is_locked (net/core/rtnetlink.c:169) 
[ 263.681014][ T2263] do_set_master (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:41 net/core/rtnetlink.c:2933) 
[ 263.681327][ T2263] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 263.681643][ T2263] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 263.682074][ T2263] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 263.682383][ T2263] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 263.682695][ T2263] ? __kernel_text_address (kernel/extable.c:79) 
[ 263.683033][ T2263] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 263.683351][ T2263] ? __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) 
[ 263.683663][ T2263] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 263.684075][ T2263] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 263.684384][ T2263] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 263.684708][ T2263] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 263.685021][ T2263] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 263.685328][ T2263] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 263.685639][ T2263] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 263.685950][ T2263] ? __create_object (mm/kmemleak.c:771) 
[ 263.686260][ T2263] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 263.686573][ T2263] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 263.686898][ T2263] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 263.687298][ T2263] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 263.687610][ T2263] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 263.687928][ T2263] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 263.688233][ T2263] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 263.688546][ T2263] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 263.688853][ T2263] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 263.689201][ T2263] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 263.689511][ T2263] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 263.689814][ T2263] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 263.690127][ T2263] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 263.690441][ T2263] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 263.690757][ T2263] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 263.691091][ T2263] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 263.691402][ T2263] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 263.691717][ T2263] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 263.692028][ T2263] ? 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) 
[ 263.692334][ T2263] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 263.692644][ T2263] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 263.692961][ T2263] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 263.693274][ T2263] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 263.693589][ T2263] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 263.693906][ T2263] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 263.694220][ T2263] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 263.694531][ T2263] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 263.694838][ T2263] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 263.695250][ T2263] ___sys_sendmsg (net/socket.c:2670) 
[ 263.695552][ T2263] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 263.695872][ T2263] ? __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) 
[ 263.696253][ T2263] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 263.696560][ T2263] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 263.696890][ T2263] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 263.697220][ T2263] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 263.697528][ T2263] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 263.697830][ T2263] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 263.698159][ T2263] __sys_sendmsg (net/socket.c:2700) 
[ 263.698465][ T2263] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 263.698853][ T2263] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 263.699194][ T2263] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 263.699513][ T2263] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 263.699820][ T2263] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[  263.700214][ T2263] RIP: 0033:0x7fd2963531e7
[ 263.700535][ T2263] 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)
[  263.701631][ T2263] RSP: 002b:00007ffe76ced078 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[  263.702098][ T2263] RAX: ffffffffffffffda RBX: 00007ffe76ced7a0 RCX: 00007fd2963531e7
[  263.702568][ T2263] RDX: 0000000000000000 RSI: 00007ffe76ced0e0 RDI: 0000000000000005
[  263.703049][ T2263] RBP: 0000000000000003 R08: 0000000000000003 R09: 0000000000000078
[  263.703504][ T2263] R10: 00007fd296250ee8 R11: 0000000000000246 R12: 0000000000000003
[  263.703964][ T2263] R13: 00000000686e0cdf R14: 0000000000499600 R15: 0000000000000000
| [  265.127373][ T2295] ------------[ cut here ]------------
| [ 265.127741][ T2295] WARNING: CPU: 2 PID: 2295 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) 
| [  265.128497][ T2295] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel dummy act_gact cls_flower sch_ingress bridge stp llc 8021q vrf veth
| [  265.130099][ T2295] Tainted: [W]=WARN
[  265.130394][ T2295] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 265.130844][ T2295] 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) 
[ 265.131248][ T2295] Code: 00 00 8b 05 d7 bc 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 1a 63 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 d7 bc 3a 02    	mov    0x23abcd7(%rip),%eax        # 0x23abcdf
   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 1a 63 7b 00       	call   0x7b633b
  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
[  265.132504][ T2295] RSP: 0018:ffffc900043deef0 EFLAGS: 00010246
[  265.132971][ T2295] RAX: 0000000000000000 RBX: ffff888005aaa000 RCX: 0000000000000001
[  265.133514][ T2295] RDX: 0000000000000000 RSI: ffffffffb0c9b941 RDI: ffffffffb04555e0
[  265.134060][ T2295] RBP: ffffc900043defe0 R08: 0000000000000000 R09: 0000000000000000
[  265.134591][ T2295] R10: ffffc900043df010 R11: ffffffffb1aa8918 R12: 1ffff9200087bde2
[  265.135132][ T2295] R13: 0000000000000596 R14: ffffc900043df010 R15: ffff888005aaaf08
[  265.135662][ T2295] FS:  00007f7403f48800(0000) GS:ffff8880835b7000(0000) knlGS:0000000000000000
[  265.136303][ T2295] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  265.136754][ T2295] CR2: 00000000004e5de8 CR3: 0000000019291005 CR4: 0000000000772ef0
[  265.137337][ T2295] PKRU: 55555554
[  265.137617][ T2295] Call Trace:
[  265.137901][ T2295]  <TASK>
[ 265.138107][ T2295] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 265.138508][ T2295] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 265.138897][ T2295] ? mark_held_locks (kernel/locking/lockdep.c:4328) 
[ 265.139264][ T2295] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:151 kernel/locking/spinlock.c:194) 
[ 265.139714][ T2295] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4475) 
[ 265.140099][ T2295] netif_set_mtu (net/core/dev.c:9652) 
[ 265.140466][ T2295] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 265.140839][ T2295] ? br_get_link_af_size_filtered (net/bridge/br_netlink.c:116) bridge 
[ 265.141366][ T2295] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 265.141664][ T2295] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 265.142198][ T2295] br_add_if (net/bridge/br_if.c:697) bridge 
[ 265.142616][ T2295] do_set_master (net/core/rtnetlink.c:2948) 
[ 265.143018][ T2295] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 265.143404][ T2295] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 265.143892][ T2295] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 265.144269][ T2295] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 265.144637][ T2295] ? __kernel_text_address (kernel/extable.c:79) 
[ 265.145026][ T2295] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 265.145397][ T2295] ? __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) 
[ 265.145759][ T2295] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 265.146217][ T2295] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 265.146620][ T2295] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 265.147008][ T2295] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 265.147418][ T2295] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 265.147810][ T2295] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 265.148223][ T2295] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 265.148589][ T2295] ? __create_object (mm/kmemleak.c:771) 
[ 265.148980][ T2295] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 265.149390][ T2295] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 265.149878][ T2295] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 265.150375][ T2295] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 265.150746][ T2295] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 265.151154][ T2295] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 265.151600][ T2295] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 265.152014][ T2295] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 265.152410][ T2295] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 265.152745][ T2295] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 265.153192][ T2295] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 265.153538][ T2295] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 265.153904][ T2295] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 265.154296][ T2295] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 265.154680][ T2295] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 265.155024][ T2295] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 265.155367][ T2295] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 265.155718][ T2295] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 265.156058][ T2295] ? 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) 
[ 265.156487][ T2295] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 265.157102][ T2295] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 265.157530][ T2295] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 265.157875][ T2295] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 265.158207][ T2295] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 265.158557][ T2295] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 265.158903][ T2295] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 265.159251][ T2295] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 265.159583][ T2295] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 265.160029][ T2295] ___sys_sendmsg (net/socket.c:2670) 
[ 265.160449][ T2295] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 265.160800][ T2295] ? __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) 
[ 265.161216][ T2295] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 265.161663][ T2295] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 265.162125][ T2295] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 265.162467][ T2295] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 265.162805][ T2295] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 265.163153][ T2295] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 265.163596][ T2295] __sys_sendmsg (net/socket.c:2700) 
[ 265.163945][ T2295] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 265.164367][ T2295] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 265.164799][ T2295] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 265.165234][ T2295] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 265.165614][ T2295] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[  265.166044][ T2295] RIP: 0033:0x7f74041151e7
[ 265.166405][ T2295] 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)
[  265.167871][ T2295] RSP: 002b:00007ffc9c7ad6a8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[  265.168371][ T2295] RAX: ffffffffffffffda RBX: 00007ffc9c7addd0 RCX: 00007f74041151e7
[  265.169103][ T2295] RDX: 0000000000000000 RSI: 00007ffc9c7ad710 RDI: 0000000000000005
[  265.169582][ T2295] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000000
[  265.170297][ T2295] R10: 000000002fca3910 R11: 0000000000000246 R12: 0000000000000004
[  265.170782][ T2295] R13: 00000000686e0ce0 R14: 0000000000499600 R15: 0000000000000000
| [  279.160565][ T2331] ------------[ cut here ]------------
| [ 279.160946][ T2331] WARNING: CPU: 1 PID: 2331 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) 
| [  279.161589][ T2331] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel dummy act_gact cls_flower sch_ingress bridge stp llc 8021q vrf veth
| [  279.163026][ T2331] Tainted: [W]=WARN
[  279.163268][ T2331] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 279.163664][ T2331] 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) 
[ 279.164008][ T2331] Code: 00 00 8b 05 d7 bc 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 1a 63 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 d7 bc 3a 02    	mov    0x23abcd7(%rip),%eax        # 0x23abcdf
   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 1a 63 7b 00       	call   0x7b633b
  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
[  279.165185][ T2331] RSP: 0018:ffffc900044aef70 EFLAGS: 00010246
[  279.165591][ T2331] RAX: 0000000000000000 RBX: ffff888005aaa000 RCX: 0000000000000001
[  279.166233][ T2331] RDX: 0000000000000000 RSI: ffffffffb0c9b941 RDI: ffffffffb04555e0
[  279.166713][ T2331] RBP: ffffc900044af058 R08: 0000000000000000 R09: 0000000000000000
[  279.167223][ T2331] R10: ffffc900044af088 R11: ffffffffb1179160 R12: 1ffff92000895df2
[  279.167699][ T2331] R13: 00000000000005dc R14: ffffc900044af088 R15: ffff888005aaaf08
[  279.168211][ T2331] FS:  00007fdff65ee800(0000) GS:ffff888083537000(0000) knlGS:0000000000000000
[  279.168771][ T2331] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  279.169200][ T2331] CR2: 00000000004e5de8 CR3: 000000001563b004 CR4: 0000000000772ef0
[  279.169679][ T2331] PKRU: 55555554
[  279.169931][ T2331] Call Trace:
[  279.170173][ T2331]  <TASK>
[ 279.170344][ T2331] ? __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) 
[ 279.170753][ T2331] ? br_del_if (net/bridge/br_if.c:742) bridge 
[ 279.171120][ T2331] ? do_set_master (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:41 net/core/rtnetlink.c:2933) 
[ 279.171442][ T2331] ? do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 279.171760][ T2331] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 279.172086][ T2331] ? netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 279.172405][ T2331] ? netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 279.172733][ T2331] ? ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 279.173077][ T2331] ? ___sys_sendmsg (net/socket.c:2670) 
[ 279.173398][ T2331] ? __sys_sendmsg (net/socket.c:2700) 
[ 279.173714][ T2331] ? do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 279.174042][ T2331] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[ 279.174433][ T2331] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 279.174761][ T2331] netif_set_mtu (net/core/dev.c:9652) 
[ 279.175087][ T2331] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 279.175424][ T2331] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 279.175663][ T2331] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 279.176107][ T2331] br_del_if (net/bridge/br_if.c:743) bridge 
[ 279.176457][ T2331] ? rtnl_is_locked (net/core/rtnetlink.c:169) 
[ 279.176771][ T2331] do_set_master (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:41 net/core/rtnetlink.c:2933) 
[ 279.177139][ T2331] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 279.177572][ T2331] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 279.178123][ T2331] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 279.178518][ T2331] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 279.178844][ T2331] ? __kernel_text_address (kernel/extable.c:79) 
[ 279.179263][ T2331] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 279.179605][ T2331] ? __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) 
[ 279.179936][ T2331] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 279.180333][ T2331] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 279.180789][ T2331] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 279.181176][ T2331] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 279.181605][ T2331] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 279.182085][ T2331] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 279.182408][ T2331] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 279.182766][ T2331] ? __create_object (mm/kmemleak.c:771) 
[ 279.183105][ T2331] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 279.183494][ T2331] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 279.183952][ T2331] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 279.184403][ T2331] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 279.184779][ T2331] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 279.185217][ T2331] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 279.185610][ T2331] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 279.185973][ T2331] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 279.186304][ T2331] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 279.186714][ T2331] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 279.187057][ T2331] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 279.187405][ T2331] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 279.187728][ T2331] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 279.188058][ T2331] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 279.188384][ T2331] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 279.188705][ T2331] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 279.189041][ T2331] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 279.189379][ T2331] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 279.189697][ T2331] ? 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) 
[ 279.190024][ T2331] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 279.190346][ T2331] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 279.190664][ T2331] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 279.190993][ T2331] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 279.191312][ T2331] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 279.191636][ T2331] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 279.191973][ T2331] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 279.192297][ T2331] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 279.192613][ T2331] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 279.193038][ T2331] ___sys_sendmsg (net/socket.c:2670) 
[ 279.193358][ T2331] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 279.193674][ T2331] ? __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) 
[ 279.194089][ T2331] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 279.194413][ T2331] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 279.194738][ T2331] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 279.195076][ T2331] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 279.195399][ T2331] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 279.195717][ T2331] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 279.196049][ T2331] __sys_sendmsg (net/socket.c:2700) 
[ 279.196364][ T2331] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 279.196764][ T2331] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 279.197112][ T2331] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 279.197452][ T2331] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 279.197777][ T2331] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[  279.198177][ T2331] RIP: 0033:0x7fdff67bb1e7
[ 279.198514][ T2331] 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)
[  279.199686][ T2331] RSP: 002b:00007fff6be286e8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[  279.200173][ T2331] RAX: ffffffffffffffda RBX: 00007fff6be28e10 RCX: 00007fdff67bb1e7
[  279.200652][ T2331] RDX: 0000000000000000 RSI: 00007fff6be28750 RDI: 0000000000000005
[  279.201157][ T2331] RBP: 0000000000000003 R08: 0000000000000003 R09: 0000000000000078
[  279.201636][ T2331] R10: 00007fdff66b8ee8 R11: 0000000000000246 R12: 0000000000000003
[  279.202120][ T2331] R13: 00000000686e0cee R14: 0000000000499600 R15: 0000000000000000
| [  281.473921][ T2400] ------------[ cut here ]------------
| [ 281.474261][ T2400] WARNING: CPU: 0 PID: 2400 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) 
| [  281.474910][ T2400] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel dummy act_gact cls_flower sch_ingress bridge stp llc 8021q vrf veth
| [  281.477809][ T2400] Tainted: [W]=WARN
[  281.478263][ T2400] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 281.478984][ T2400] 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) 
[ 281.479447][ T2400] Code: 00 00 8b 05 d7 bc 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 1a 63 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 d7 bc 3a 02    	mov    0x23abcd7(%rip),%eax        # 0x23abcdf
   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 1a 63 7b 00       	call   0x7b633b
  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
[  281.480624][ T2400] RSP: 0018:ffffc9000463eef0 EFLAGS: 00010246
[  281.481036][ T2400] RAX: 0000000000000000 RBX: ffff888005aaa000 RCX: 0000000000000001
[  281.481518][ T2400] RDX: 0000000000000000 RSI: ffffffffb0c9b941 RDI: ffffffffb04555e0
[  281.482030][ T2400] RBP: ffffc9000463efe0 R08: 0000000000000000 R09: 0000000000000000
[  281.482516][ T2400] R10: ffffc9000463f010 R11: ffffffffb1aa8918 R12: 1ffff920008c7de2
[  281.483028][ T2400] R13: 0000000000000596 R14: ffffc9000463f010 R15: ffff888005aaaf08
[  281.483492][ T2400] FS:  00007f78e3d9f800(0000) GS:ffff8880834b7000(0000) knlGS:0000000000000000
[  281.484065][ T2400] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  281.484481][ T2400] CR2: 00000000004e5de8 CR3: 00000000096b7003 CR4: 0000000000772ef0
[  281.484979][ T2400] PKRU: 55555554
[  281.485218][ T2400] Call Trace:
[  281.485452][ T2400]  <TASK>
[ 281.485613][ T2400] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 281.485970][ T2400] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 281.486541][ T2400] ? mark_held_locks (kernel/locking/lockdep.c:4328) 
[ 281.487108][ T2400] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:151 kernel/locking/spinlock.c:194) 
[ 281.487815][ T2400] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4475) 
[ 281.488303][ T2400] netif_set_mtu (net/core/dev.c:9652) 
[ 281.488623][ T2400] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 281.488968][ T2400] ? br_get_link_af_size_filtered (net/bridge/br_netlink.c:116) bridge 
[ 281.489409][ T2400] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 281.489649][ T2400] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 281.490143][ T2400] br_add_if (net/bridge/br_if.c:697) bridge 
[ 281.490516][ T2400] do_set_master (net/core/rtnetlink.c:2948) 
[ 281.490852][ T2400] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 281.491204][ T2400] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 281.491628][ T2400] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 281.491989][ T2400] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 281.492307][ T2400] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 281.492620][ T2400] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 281.492961][ T2400] ? __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) 
[ 281.493274][ T2400] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 281.493659][ T2400] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 281.494047][ T2400] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 281.494564][ T2400] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 281.494884][ T2400] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 281.495202][ T2400] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 281.495518][ T2400] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 281.495828][ T2400] ? __create_object (mm/kmemleak.c:771) 
[ 281.496182][ T2400] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 281.496494][ T2400] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 281.496804][ T2400] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 281.497238][ T2400] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 281.497559][ T2400] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 281.497899][ T2400] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 281.498407][ T2400] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 281.498728][ T2400] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 281.499061][ T2400] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 281.499373][ T2400] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 281.499685][ T2400] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 281.500011][ T2400] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 281.500352][ T2400] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 281.500670][ T2400] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 281.501012][ T2400] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 281.501326][ T2400] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 281.501635][ T2400] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 281.501984][ T2400] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 281.502309][ T2400] ? 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) 
[ 281.502620][ T2400] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 281.502954][ T2400] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 281.503287][ T2400] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 281.503601][ T2400] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 281.503935][ T2400] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 281.504259][ T2400] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 281.504575][ T2400] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 281.504912][ T2400] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 281.505230][ T2400] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 281.505629][ T2400] ___sys_sendmsg (net/socket.c:2670) 
[ 281.505959][ T2400] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 281.506273][ T2400] ? __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) 
[ 281.506658][ T2400] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 281.507000][ T2400] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 281.507324][ T2400] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 281.507646][ T2400] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 281.507995][ T2400] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 281.508314][ T2400] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 281.508629][ T2400] __sys_sendmsg (net/socket.c:2700) 
[ 281.508958][ T2400] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 281.509347][ T2400] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 281.509661][ T2400] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 281.509995][ T2400] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 281.510308][ T2400] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[  281.510685][ T2400] RIP: 0033:0x7f78e3f6c1e7
[ 281.511052][ T2400] 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)
[  281.512178][ T2400] RSP: 002b:00007ffd0ec83158 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[  281.512665][ T2400] RAX: ffffffffffffffda RBX: 00007ffd0ec83880 RCX: 00007f78e3f6c1e7
[  281.513161][ T2400] RDX: 0000000000000000 RSI: 00007ffd0ec831c0 RDI: 0000000000000005
[  281.513621][ T2400] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000000
[  281.514112][ T2400] R10: 00000000136a9910 R11: 0000000000000246 R12: 0000000000000004
[  281.514588][ T2400] R13: 00000000686e0cf1 R14: 0000000000499600 R15: 0000000000000000
| [  295.746969][ T2437] ------------[ cut here ]------------
| [ 295.747329][ T2437] WARNING: CPU: 2 PID: 2437 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) 
| [  295.747967][ T2437] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel dummy act_gact cls_flower sch_ingress bridge stp llc 8021q vrf veth
| [  295.749381][ T2437] Tainted: [W]=WARN
[  295.749627][ T2437] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 295.750034][ T2437] 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) 
[ 295.750363][ T2437] Code: 00 00 8b 05 d7 bc 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 1a 63 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 d7 bc 3a 02    	mov    0x23abcd7(%rip),%eax        # 0x23abcdf
   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 1a 63 7b 00       	call   0x7b633b
  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
[  295.751478][ T2437] RSP: 0018:ffffc900047fef70 EFLAGS: 00010246
[  295.751888][ T2437] RAX: 0000000000000000 RBX: ffff888005aaa000 RCX: 0000000000000001
[  295.752363][ T2437] RDX: 0000000000000000 RSI: ffffffffb0c9b941 RDI: ffffffffb04555e0
[  295.752832][ T2437] RBP: ffffc900047ff058 R08: 0000000000000000 R09: 0000000000000000
[  295.753310][ T2437] R10: ffffc900047ff088 R11: ffffffffb1179160 R12: 1ffff920008ffdf2
[  295.753772][ T2437] R13: 00000000000005dc R14: ffffc900047ff088 R15: ffff888005aaaf08
[  295.754267][ T2437] FS:  00007fbcee255800(0000) GS:ffff8880835b7000(0000) knlGS:0000000000000000
[  295.754813][ T2437] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  295.755228][ T2437] CR2: 00000000004e5de8 CR3: 0000000016254005 CR4: 0000000000772ef0
[  295.755700][ T2437] PKRU: 55555554
[  295.755952][ T2437] Call Trace:
[  295.756194][ T2437]  <TASK>
[ 295.756371][ T2437] ? __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) 
[ 295.756769][ T2437] ? br_del_if (net/bridge/br_if.c:742) bridge 
[ 295.757143][ T2437] ? do_set_master (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:41 net/core/rtnetlink.c:2933) 
[ 295.757477][ T2437] ? do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 295.757793][ T2437] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 295.758116][ T2437] ? netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 295.758434][ T2437] ? netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 295.758760][ T2437] ? ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 295.759089][ T2437] ? ___sys_sendmsg (net/socket.c:2670) 
[ 295.759406][ T2437] ? __sys_sendmsg (net/socket.c:2700) 
[ 295.759718][ T2437] ? do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 295.760044][ T2437] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[ 295.760433][ T2437] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 295.760756][ T2437] netif_set_mtu (net/core/dev.c:9652) 
[ 295.761089][ T2437] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 295.761427][ T2437] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 295.761672][ T2437] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 295.762116][ T2437] br_del_if (net/bridge/br_if.c:743) bridge 
[ 295.762474][ T2437] ? rtnl_is_locked (net/core/rtnetlink.c:169) 
[ 295.762795][ T2437] do_set_master (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:41 net/core/rtnetlink.c:2933) 
[ 295.763125][ T2437] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 295.763447][ T2437] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 295.763853][ T2437] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 295.764180][ T2437] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 295.764503][ T2437] ? __kernel_text_address (kernel/extable.c:79) 
[ 295.764827][ T2437] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 295.765165][ T2437] ? __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) 
[ 295.765484][ T2437] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 295.765885][ T2437] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 295.766211][ T2437] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 295.766535][ T2437] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 295.766851][ T2437] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 295.767197][ T2437] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 295.767519][ T2437] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 295.767839][ T2437] ? __create_object (mm/kmemleak.c:771) 
[ 295.768186][ T2437] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 295.768544][ T2437] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 295.768880][ T2437] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 295.769277][ T2437] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 295.769603][ T2437] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 295.769943][ T2437] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 295.770260][ T2437] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 295.770588][ T2437] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 295.770951][ T2437] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 295.771273][ T2437] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 295.771605][ T2437] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 295.771933][ T2437] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 295.772255][ T2437] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 295.772582][ T2437] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 295.772916][ T2437] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 295.773241][ T2437] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 295.773583][ T2437] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 295.773943][ T2437] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 295.774286][ T2437] ? 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) 
[ 295.774613][ T2437] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 295.774946][ T2437] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 295.775264][ T2437] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 295.775587][ T2437] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 295.775921][ T2437] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 295.776260][ T2437] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 295.776590][ T2437] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 295.776925][ T2437] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 295.777270][ T2437] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 295.777677][ T2437] ___sys_sendmsg (net/socket.c:2670) 
[ 295.778003][ T2437] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 295.778346][ T2437] ? __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) 
[ 295.778752][ T2437] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 295.779086][ T2437] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 295.779419][ T2437] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 295.779743][ T2437] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 295.780071][ T2437] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 295.780394][ T2437] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 295.780716][ T2437] __sys_sendmsg (net/socket.c:2700) 
[ 295.781043][ T2437] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 295.781445][ T2437] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 295.781776][ T2437] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 295.782140][ T2437] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 295.782463][ T2437] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[  295.782876][ T2437] RIP: 0033:0x7fbcee4221e7
[ 295.783218][ T2437] 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)
[  295.784344][ T2437] RSP: 002b:00007ffc8f4dfab8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[  295.784824][ T2437] RAX: ffffffffffffffda RBX: 00007ffc8f4e01e0 RCX: 00007fbcee4221e7
[  295.785311][ T2437] RDX: 0000000000000000 RSI: 00007ffc8f4dfb20 RDI: 0000000000000005
[  295.785798][ T2437] RBP: 0000000000000003 R08: 0000000000000003 R09: 0000000000000078
[  295.786280][ T2437] R10: 00007fbcee31fee8 R11: 0000000000000246 R12: 0000000000000003
[  295.786757][ T2437] R13: 00000000686e0cff R14: 0000000000499600 R15: 0000000000000000
| [  299.466565][ T2529] ------------[ cut here ]------------
| [ 299.467176][ T2529] WARNING: CPU: 2 PID: 2529 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) 
| [  299.468314][ T2529] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel dummy act_gact cls_flower sch_ingress bridge stp llc 8021q vrf veth
| [  299.470771][ T2529] Tainted: [W]=WARN
[  299.471229][ T2529] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 299.471953][ T2529] 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) 
[ 299.472563][ T2529] Code: 00 00 8b 05 d7 bc 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 1a 63 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 d7 bc 3a 02    	mov    0x23abcd7(%rip),%eax        # 0x23abcdf
   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 1a 63 7b 00       	call   0x7b633b
  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
[  299.474595][ T2529] RSP: 0018:ffffc90004a2eef0 EFLAGS: 00010246
[  299.475339][ T2529] RAX: 0000000000000000 RBX: ffff888005aaa000 RCX: 0000000000000001
[  299.476206][ T2529] RDX: 0000000000000000 RSI: ffffffffb0c9b941 RDI: ffffffffb04555e0
[  299.477082][ T2529] RBP: ffffc90004a2efe0 R08: 0000000000000000 R09: 0000000000000000
[  299.477960][ T2529] R10: ffffc90004a2f010 R11: ffffffffb1aa8918 R12: 1ffff92000945de2
[  299.478793][ T2529] R13: 0000000000000596 R14: ffffc90004a2f010 R15: ffff888005aaaf08
[  299.479648][ T2529] FS:  00007f264d8de800(0000) GS:ffff8880835b7000(0000) knlGS:0000000000000000
[  299.480642][ T2529] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  299.481367][ T2529] CR2: 00000000004e5de8 CR3: 0000000015637002 CR4: 0000000000772ef0
[  299.482271][ T2529] PKRU: 55555554
[  299.482728][ T2529] Call Trace:
[  299.483195][ T2529]  <TASK>
[ 299.483521][ T2529] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 299.484113][ T2529] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 299.484726][ T2529] ? mark_held_locks (kernel/locking/lockdep.c:4328) 
[ 299.485347][ T2529] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:151 kernel/locking/spinlock.c:194) 
[ 299.486094][ T2529] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4475) 
[ 299.486654][ T2529] netif_set_mtu (net/core/dev.c:9652) 
[ 299.487259][ T2529] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 299.487853][ T2529] ? br_get_link_af_size_filtered (net/bridge/br_netlink.c:116) bridge 
[ 299.488652][ T2529] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 299.489033][ T2529] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 299.489504][ T2529] br_add_if (net/bridge/br_if.c:697) bridge 
[ 299.489913][ T2529] do_set_master (net/core/rtnetlink.c:2948) 
[ 299.490273][ T2529] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 299.490620][ T2529] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 299.491305][ T2529] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 299.491646][ T2529] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 299.492000][ T2529] ? __kernel_text_address (kernel/extable.c:79) 
[ 299.492346][ T2529] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 299.492695][ T2529] ? __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) 
[ 299.493058][ T2529] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 299.493472][ T2529] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 299.493828][ T2529] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 299.494172][ T2529] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 299.494507][ T2529] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 299.494874][ T2529] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 299.495346][ T2529] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 299.495931][ T2529] ? __create_object (mm/kmemleak.c:771) 
[ 299.496488][ T2529] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 299.497064][ T2529] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 299.497687][ T2529] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 299.498426][ T2529] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 299.499060][ T2529] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 299.499658][ T2529] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 299.500260][ T2529] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 299.500907][ T2529] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 299.501492][ T2529] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 299.502092][ T2529] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 299.502702][ T2529] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 299.503295][ T2529] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 299.503888][ T2529] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 299.504497][ T2529] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 299.505115][ T2529] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 299.505645][ T2529] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 299.506082][ T2529] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 299.506437][ T2529] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 299.506829][ T2529] ? 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) 
[ 299.507206][ T2529] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 299.507564][ T2529] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 299.508090][ T2529] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 299.508687][ T2529] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 299.509304][ T2529] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 299.509887][ T2529] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 299.510223][ T2529] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 299.510556][ T2529] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 299.510930][ T2529] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 299.511355][ T2529] ___sys_sendmsg (net/socket.c:2670) 
[ 299.511681][ T2529] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 299.512190][ T2529] ? __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) 
[ 299.512588][ T2529] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 299.512933][ T2529] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 299.513256][ T2529] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 299.513580][ T2529] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 299.513928][ T2529] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 299.514247][ T2529] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 299.514616][ T2529] __sys_sendmsg (net/socket.c:2700) 
[ 299.515008][ T2529] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 299.515402][ T2529] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 299.515794][ T2529] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 299.516539][ T2529] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 299.516902][ T2529] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[  299.517315][ T2529] RIP: 0033:0x7f264daab1e7
[ 299.517653][ T2529] 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)
[  299.518790][ T2529] RSP: 002b:00007ffc9a8b4468 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[  299.519306][ T2529] RAX: ffffffffffffffda RBX: 00007ffc9a8b4b90 RCX: 00007f264daab1e7
[  299.519778][ T2529] RDX: 0000000000000000 RSI: 00007ffc9a8b44d0 RDI: 0000000000000005
[  299.520260][ T2529] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000000
[  299.520729][ T2529] R10: 000000003594e910 R11: 0000000000000246 R12: 0000000000000004
[  299.521215][ T2529] R13: 00000000686e0d03 R14: 0000000000499600 R15: 0000000000000000
| [  313.930735][ T2568] ------------[ cut here ]------------
| [ 313.931498][ T2568] WARNING: CPU: 2 PID: 2568 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) 
| [  313.932160][ T2568] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel dummy act_gact cls_flower sch_ingress bridge stp llc 8021q vrf veth
| [  313.933603][ T2568] Tainted: [W]=WARN
[  313.933873][ T2568] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 313.934318][ T2568] 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) 
[ 313.934660][ T2568] Code: 00 00 8b 05 d7 bc 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 1a 63 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 d7 bc 3a 02    	mov    0x23abcd7(%rip),%eax        # 0x23abcdf
   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 1a 63 7b 00       	call   0x7b633b
  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
[  313.935843][ T2568] RSP: 0018:ffffc90004ccef70 EFLAGS: 00010246
[  313.936299][ T2568] RAX: 0000000000000000 RBX: ffff888005aaa000 RCX: 0000000000000001
[  313.936789][ T2568] RDX: 0000000000000000 RSI: ffffffffb0c9b941 RDI: ffffffffb04555e0
[  313.937304][ T2568] RBP: ffffc90004ccf058 R08: 0000000000000000 R09: 0000000000000000
[  313.937799][ T2568] R10: ffffc90004ccf088 R11: ffffffffb1179160 R12: 1ffff92000999df2
[  313.938303][ T2568] R13: 00000000000005dc R14: ffffc90004ccf088 R15: ffff888005aaaf08
[  313.938809][ T2568] FS:  00007f63c128f800(0000) GS:ffff8880835b7000(0000) knlGS:0000000000000000
[  313.939436][ T2568] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  313.939869][ T2568] CR2: 00000000004e5de8 CR3: 00000000168a1006 CR4: 0000000000772ef0
[  313.940370][ T2568] PKRU: 55555554
[  313.940640][ T2568] Call Trace:
[  313.940928][ T2568]  <TASK>
[ 313.941105][ T2568] ? __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) 
[ 313.941522][ T2568] ? br_del_if (net/bridge/br_if.c:742) bridge 
[ 313.941915][ T2568] ? do_set_master (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:41 net/core/rtnetlink.c:2933) 
[ 313.942252][ T2568] ? do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 313.942585][ T2568] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 313.942931][ T2568] ? netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 313.943272][ T2568] ? netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 313.943634][ T2568] ? ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 313.944027][ T2568] ? ___sys_sendmsg (net/socket.c:2670) 
[ 313.944366][ T2568] ? __sys_sendmsg (net/socket.c:2700) 
[ 313.944708][ T2568] ? do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 313.945048][ T2568] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[ 313.945458][ T2568] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 313.945788][ T2568] netif_set_mtu (net/core/dev.c:9652) 
[ 313.946125][ T2568] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 313.946464][ T2568] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 313.946708][ T2568] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 313.947161][ T2568] br_del_if (net/bridge/br_if.c:743) bridge 
[ 313.947535][ T2568] ? rtnl_is_locked (net/core/rtnetlink.c:169) 
[ 313.947901][ T2568] do_set_master (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:41 net/core/rtnetlink.c:2933) 
[ 313.948242][ T2568] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 313.948587][ T2568] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 313.949057][ T2568] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 313.949396][ T2568] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 313.949733][ T2568] ? __kernel_text_address (kernel/extable.c:79) 
[ 313.950087][ T2568] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 313.950430][ T2568] ? __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) 
[ 313.950772][ T2568] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 313.951183][ T2568] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 313.951504][ T2568] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 313.951818][ T2568] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 313.952143][ T2568] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 313.952458][ T2568] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 313.952775][ T2568] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 313.953100][ T2568] ? __create_object (mm/kmemleak.c:771) 
[ 313.953428][ T2568] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 313.953764][ T2568] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 313.954129][ T2568] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 313.954536][ T2568] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 313.954874][ T2568] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 313.955204][ T2568] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 313.955521][ T2568] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 313.955843][ T2568] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 313.956199][ T2568] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 313.956543][ T2568] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 313.956882][ T2568] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 313.957223][ T2568] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 313.957558][ T2568] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 313.957891][ T2568] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 313.958251][ T2568] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 313.958571][ T2568] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 313.958916][ T2568] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 313.959247][ T2568] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 313.959562][ T2568] ? 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) 
[ 313.959894][ T2568] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 313.960222][ T2568] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 313.960542][ T2568] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 313.960878][ T2568] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 313.961216][ T2568] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 313.961540][ T2568] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 313.961882][ T2568] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 313.962246][ T2568] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 313.962583][ T2568] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 313.963001][ T2568] ___sys_sendmsg (net/socket.c:2670) 
[ 313.963330][ T2568] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 313.963659][ T2568] ? __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) 
[ 313.964108][ T2568] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 313.964446][ T2568] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 313.964790][ T2568] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 313.965138][ T2568] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 313.965475][ T2568] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 313.965809][ T2568] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 313.966167][ T2568] __sys_sendmsg (net/socket.c:2700) 
[ 313.966507][ T2568] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 313.966947][ T2568] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 313.967347][ T2568] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 313.967669][ T2568] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 313.968006][ T2568] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[  313.968402][ T2568] RIP: 0033:0x7f63c145c1e7
[ 313.968731][ T2568] 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)
[  313.969848][ T2568] RSP: 002b:00007ffd7595c238 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[  313.970365][ T2568] RAX: ffffffffffffffda RBX: 00007ffd7595c960 RCX: 00007f63c145c1e7
[  313.970833][ T2568] RDX: 0000000000000000 RSI: 00007ffd7595c2a0 RDI: 0000000000000005
[  313.971320][ T2568] RBP: 0000000000000003 R08: 0000000000000003 R09: 0000000000000078
[  313.971788][ T2568] R10: 00007f63c1359ee8 R11: 0000000000000246 R12: 0000000000000003
[  313.972312][ T2568] R13: 00000000686e0d11 R14: 0000000000499600 R15: 0000000000000000
| [  315.653112][ T2602] ------------[ cut here ]------------
| [ 315.653451][ T2602] WARNING: CPU: 3 PID: 2602 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) 
| [  315.654191][ T2602] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel dummy act_gact cls_flower sch_ingress bridge stp llc 8021q vrf veth
| [  315.655886][ T2602] Tainted: [W]=WARN
[  315.656147][ T2602] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 315.656569][ T2602] 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) 
[ 315.656925][ T2602] Code: 00 00 8b 05 d7 bc 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 1a 63 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 d7 bc 3a 02    	mov    0x23abcd7(%rip),%eax        # 0x23abcdf
   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 1a 63 7b 00       	call   0x7b633b
  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
[  315.658211][ T2602] RSP: 0018:ffffc90004e3eef0 EFLAGS: 00010246
[  315.658673][ T2602] RAX: 0000000000000000 RBX: ffff888005aaa000 RCX: 0000000000000001
[  315.659171][ T2602] RDX: 0000000000000000 RSI: ffffffffb0c9b941 RDI: ffffffffb04555e0
[  315.659845][ T2602] RBP: ffffc90004e3efe0 R08: 0000000000000000 R09: 0000000000000000
[  315.660375][ T2602] R10: ffffc90004e3f010 R11: ffffffffb1aa8918 R12: 1ffff920009c7de2
[  315.660876][ T2602] R13: 00000000000005aa R14: ffffc90004e3f010 R15: ffff888005aaaf08
[  315.661487][ T2602] FS:  00007fb8925ad800(0000) GS:ffff888083637000(0000) knlGS:0000000000000000
[  315.662194][ T2602] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  315.662688][ T2602] CR2: 00000000004e5ce0 CR3: 00000000154fc001 CR4: 0000000000772ef0
[  315.663309][ T2602] PKRU: 55555554
[  315.663635][ T2602] Call Trace:
[  315.663896][ T2602]  <TASK>
[ 315.664153][ T2602] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 315.664516][ T2602] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 315.664980][ T2602] ? mark_held_locks (kernel/locking/lockdep.c:4328) 
[ 315.665314][ T2602] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:151 kernel/locking/spinlock.c:194) 
[ 315.665845][ T2602] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4475) 
[ 315.666230][ T2602] netif_set_mtu (net/core/dev.c:9652) 
[ 315.666664][ T2602] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 315.667122][ T2602] ? br_get_link_af_size_filtered (net/bridge/br_netlink.c:116) bridge 
[ 315.667713][ T2602] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 315.668003][ T2602] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 315.668462][ T2602] br_add_if (net/bridge/br_if.c:697) bridge 
[ 315.668872][ T2602] do_set_master (net/core/rtnetlink.c:2948) 
[ 315.669312][ T2602] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 315.669668][ T2602] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 315.670217][ T2602] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 315.670663][ T2602] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 315.671034][ T2602] ? __kernel_text_address (kernel/extable.c:79) 
[ 315.671467][ T2602] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 315.671801][ T2602] ? __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) 
[ 315.672249][ T2602] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 315.672686][ T2602] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 315.673079][ T2602] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 315.673468][ T2602] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 315.673803][ T2602] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 315.674232][ T2602] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 315.674591][ T2602] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 315.674942][ T2602] ? __create_object (mm/kmemleak.c:771) 
[ 315.675271][ T2602] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 315.675623][ T2602] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 315.675978][ T2602] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 315.676450][ T2602] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 315.676915][ T2602] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 315.677277][ T2602] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 315.677627][ T2602] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 315.678065][ T2602] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 315.678495][ T2602] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 315.678976][ T2602] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 315.679331][ T2602] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 315.679688][ T2602] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 315.680116][ T2602] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 315.680556][ T2602] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 315.681048][ T2602] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 315.681453][ T2602] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 315.681848][ T2602] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 315.682225][ T2602] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 315.682575][ T2602] ? 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) 
[ 315.683006][ T2602] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 315.683430][ T2602] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 315.684034][ T2602] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 315.684485][ T2602] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 315.684834][ T2602] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 315.685210][ T2602] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 315.685557][ T2602] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 315.685903][ T2602] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 315.686228][ T2602] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 315.686670][ T2602] ___sys_sendmsg (net/socket.c:2670) 
[ 315.687007][ T2602] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 315.687365][ T2602] ? __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) 
[ 315.687771][ T2602] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 315.688109][ T2602] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 315.688451][ T2602] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 315.688782][ T2602] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 315.689128][ T2602] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 315.689456][ T2602] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 315.689796][ T2602] __sys_sendmsg (net/socket.c:2700) 
[ 315.690127][ T2602] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 315.690551][ T2602] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 315.690964][ T2602] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 315.691294][ T2602] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 315.691839][ T2602] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[  315.692260][ T2602] RIP: 0033:0x7fb89277a1e7
[ 315.692617][ T2602] 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)
[  315.693900][ T2602] RSP: 002b:00007fff61b53758 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[  315.694438][ T2602] RAX: ffffffffffffffda RBX: 00007fff61b53e80 RCX: 00007fb89277a1e7
[  315.694938][ T2602] RDX: 0000000000000000 RSI: 00007fff61b537c0 RDI: 0000000000000005
[  315.695525][ T2602] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000000
[  315.696035][ T2602] R10: 0000000032ffe910 R11: 0000000000000246 R12: 0000000000000004
[  315.696565][ T2602] R13: 00000000686e0d13 R14: 0000000000499600 R15: 0000000000000000
| [  321.349394][ T2628] ------------[ cut here ]------------
| [ 321.349789][ T2628] WARNING: CPU: 2 PID: 2628 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) 
| [  321.350699][ T2628] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel dummy act_gact cls_flower sch_ingress bridge stp llc 8021q vrf veth
| [  321.352170][ T2628] Tainted: [W]=WARN
[  321.352432][ T2628] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 321.352887][ T2628] 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) 
[ 321.353275][ T2628] Code: 00 00 8b 05 d7 bc 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 1a 63 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 d7 bc 3a 02    	mov    0x23abcd7(%rip),%eax        # 0x23abcdf
   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 1a 63 7b 00       	call   0x7b633b
  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
[  321.354490][ T2628] RSP: 0018:ffffc90004f0ef70 EFLAGS: 00010246
[  321.354934][ T2628] RAX: 0000000000000000 RBX: ffff888005aaa000 RCX: 0000000000000001
[  321.355462][ T2628] RDX: 0000000000000000 RSI: ffffffffb0c9b941 RDI: ffffffffb04555e0
[  321.355980][ T2628] RBP: ffffc90004f0f058 R08: 0000000000000000 R09: 0000000000000000
[  321.356479][ T2628] R10: ffffc90004f0f088 R11: ffffffffb1179160 R12: 1ffff920009e1df2
[  321.357018][ T2628] R13: 00000000000005dc R14: ffffc90004f0f088 R15: ffff888005aaaf08
[  321.357560][ T2628] FS:  00007f5f97f69800(0000) GS:ffff8880835b7000(0000) knlGS:0000000000000000
[  321.358155][ T2628] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  321.358574][ T2628] CR2: 00000000004e5ce0 CR3: 00000000156e5004 CR4: 0000000000772ef0
[  321.359055][ T2628] PKRU: 55555554
[  321.359342][ T2628] Call Trace:
[  321.359616][ T2628]  <TASK>
[ 321.359794][ T2628] ? __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) 
[ 321.360242][ T2628] ? br_del_if (net/bridge/br_if.c:742) bridge 
[ 321.360619][ T2628] ? do_set_master (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:41 net/core/rtnetlink.c:2933) 
[ 321.360961][ T2628] ? do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 321.361290][ T2628] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 321.361627][ T2628] ? netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 321.361981][ T2628] ? netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 321.362313][ T2628] ? ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 321.362634][ T2628] ? ___sys_sendmsg (net/socket.c:2670) 
[ 321.362970][ T2628] ? __sys_sendmsg (net/socket.c:2700) 
[ 321.363301][ T2628] ? do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 321.363632][ T2628] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[ 321.364056][ T2628] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 321.364406][ T2628] netif_set_mtu (net/core/dev.c:9652) 
[ 321.364744][ T2628] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 321.365122][ T2628] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 321.365377][ T2628] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 321.365829][ T2628] br_del_if (net/bridge/br_if.c:743) bridge 
[ 321.366202][ T2628] ? rtnl_is_locked (net/core/rtnetlink.c:169) 
[ 321.366522][ T2628] do_set_master (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:41 net/core/rtnetlink.c:2933) 
[ 321.366910][ T2628] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 321.367260][ T2628] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 321.367671][ T2628] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 321.368031][ T2628] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 321.368357][ T2628] ? __kernel_text_address (kernel/extable.c:79) 
[ 321.368689][ T2628] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 321.369070][ T2628] ? __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) 
[ 321.369404][ T2628] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 321.369801][ T2628] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 321.370148][ T2628] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 321.370481][ T2628] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 321.370854][ T2628] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 321.371210][ T2628] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 321.371543][ T2628] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 321.371870][ T2628] ? __create_object (mm/kmemleak.c:771) 
[ 321.372211][ T2628] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 321.372544][ T2628] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 321.372889][ T2628] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 321.373299][ T2628] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 321.373628][ T2628] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 321.373969][ T2628] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 321.374291][ T2628] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 321.374638][ T2628] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 321.374985][ T2628] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 321.375305][ T2628] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 321.375634][ T2628] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 321.375960][ T2628] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 321.376283][ T2628] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 321.376605][ T2628] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 321.376938][ T2628] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 321.377296][ T2628] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 321.377630][ T2628] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 321.377979][ T2628] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 321.378304][ T2628] ? 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) 
[ 321.378623][ T2628] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 321.378958][ T2628] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 321.379276][ T2628] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 321.379600][ T2628] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 321.379932][ T2628] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 321.380281][ T2628] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 321.380627][ T2628] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 321.380966][ T2628] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 321.381299][ T2628] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 321.381706][ T2628] ___sys_sendmsg (net/socket.c:2670) 
[ 321.382037][ T2628] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 321.382367][ T2628] ? __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) 
[ 321.382769][ T2628] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 321.383103][ T2628] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 321.383425][ T2628] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 321.383747][ T2628] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 321.384090][ T2628] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 321.384406][ T2628] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 321.384731][ T2628] __sys_sendmsg (net/socket.c:2700) 
[ 321.385058][ T2628] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 321.385480][ T2628] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 321.385806][ T2628] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 321.386140][ T2628] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 321.386470][ T2628] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[  321.386886][ T2628] RIP: 0033:0x7f5f981361e7
[ 321.387253][ T2628] 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)
[  321.388428][ T2628] RSP: 002b:00007fffc0f341d8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[  321.388922][ T2628] RAX: ffffffffffffffda RBX: 00007fffc0f34900 RCX: 00007f5f981361e7
[  321.389401][ T2628] RDX: 0000000000000000 RSI: 00007fffc0f34240 RDI: 0000000000000005
[  321.389921][ T2628] RBP: 0000000000000003 R08: 0000000000000003 R09: 0000000000000078
[  321.390406][ T2628] R10: 00007f5f98033ee8 R11: 0000000000000246 R12: 0000000000000003
[  321.390887][ T2628] R13: 00000000686e0d19 R14: 0000000000499600 R15: 0000000000000000
| [  323.828981][ T2697] ------------[ cut here ]------------
| [ 323.829361][ T2697] WARNING: CPU: 2 PID: 2697 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) 
| [  323.830053][ T2697] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel dummy act_gact cls_flower sch_ingress bridge stp llc 8021q vrf veth
| [  323.831645][ T2697] Tainted: [W]=WARN
[  323.831975][ T2697] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 323.832500][ T2697] 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) 
[ 323.832941][ T2697] Code: 00 00 8b 05 d7 bc 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 1a 63 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 d7 bc 3a 02    	mov    0x23abcd7(%rip),%eax        # 0x23abcdf
   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 1a 63 7b 00       	call   0x7b633b
  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
[  323.834439][ T2697] RSP: 0018:ffffc900050deef0 EFLAGS: 00010246
[  323.834985][ T2697] RAX: 0000000000000000 RBX: ffff888005aaa000 RCX: 0000000000000001
[  323.835624][ T2697] RDX: 0000000000000000 RSI: ffffffffb0c9b941 RDI: ffffffffb04555e0
[  323.836150][ T2697] RBP: ffffc900050defe0 R08: 0000000000000000 R09: 0000000000000000
[  323.836641][ T2697] R10: ffffc900050df010 R11: ffffffffb1aa8918 R12: 1ffff92000a1bde2
[  323.837209][ T2697] R13: 00000000000005aa R14: ffffc900050df010 R15: ffff888005aaaf08
[  323.837813][ T2697] FS:  00007f4221d62800(0000) GS:ffff8880835b7000(0000) knlGS:0000000000000000
[  323.838510][ T2697] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  323.838975][ T2697] CR2: 00000000004e5ce0 CR3: 0000000019100005 CR4: 0000000000772ef0
[  323.839534][ T2697] PKRU: 55555554
[  323.839829][ T2697] Call Trace:
[  323.840183][ T2697]  <TASK>
[ 323.840410][ T2697] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 323.840756][ T2697] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 323.841112][ T2697] ? mark_held_locks (kernel/locking/lockdep.c:4328) 
[ 323.841464][ T2697] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:151 kernel/locking/spinlock.c:194) 
[ 323.841930][ T2697] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4475) 
[ 323.842299][ T2697] netif_set_mtu (net/core/dev.c:9652) 
[ 323.842682][ T2697] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 323.843142][ T2697] ? br_get_link_af_size_filtered (net/bridge/br_netlink.c:116) bridge 
[ 323.843750][ T2697] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 323.844107][ T2697] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 323.844688][ T2697] br_add_if (net/bridge/br_if.c:697) bridge 
[ 323.845158][ T2697] do_set_master (net/core/rtnetlink.c:2948) 
[ 323.845588][ T2697] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 323.846028][ T2697] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 323.846474][ T2697] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 323.846868][ T2697] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 323.847299][ T2697] ? __kernel_text_address (kernel/extable.c:79) 
[ 323.847711][ T2697] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 323.848104][ T2697] ? __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) 
[ 323.848460][ T2697] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 323.848940][ T2697] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 323.849315][ T2697] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 323.849663][ T2697] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 323.850045][ T2697] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 323.850380][ T2697] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 323.850788][ T2697] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 323.851306][ T2697] ? __create_object (mm/kmemleak.c:771) 
[ 323.851765][ T2697] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 323.852270][ T2697] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 323.852830][ T2697] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 323.853585][ T2697] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 323.854222][ T2697] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 323.854664][ T2697] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 323.855004][ T2697] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 323.855343][ T2697] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 323.855668][ T2697] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 323.856011][ T2697] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 323.856349][ T2697] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 323.856695][ T2697] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 323.857075][ T2697] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 323.857442][ T2697] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 323.857785][ T2697] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 323.858129][ T2697] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 323.858464][ T2697] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 323.858800][ T2697] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 323.859187][ T2697] ? 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) 
[ 323.859517][ T2697] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 323.859852][ T2697] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 323.860203][ T2697] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 323.860542][ T2697] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 323.860908][ T2697] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 323.861252][ T2697] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 323.861604][ T2697] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 323.861957][ T2697] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 323.862296][ T2697] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 323.862719][ T2697] ___sys_sendmsg (net/socket.c:2670) 
[ 323.863064][ T2697] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 323.863402][ T2697] ? __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) 
[ 323.863815][ T2697] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 323.864184][ T2697] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 323.864519][ T2697] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 323.864935][ T2697] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 323.865412][ T2697] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 323.865916][ T2697] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 323.866443][ T2697] __sys_sendmsg (net/socket.c:2700) 
[ 323.866992][ T2697] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 323.867663][ T2697] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 323.868244][ T2697] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 323.868826][ T2697] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 323.869454][ T2697] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[  323.870654][ T2697] RIP: 0033:0x7f4221f2f1e7
[ 323.871292][ T2697] 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)
[  323.873525][ T2697] RSP: 002b:00007ffdecc52b08 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[  323.874113][ T2697] RAX: ffffffffffffffda RBX: 00007ffdecc53230 RCX: 00007f4221f2f1e7
[  323.874607][ T2697] RDX: 0000000000000000 RSI: 00007ffdecc52b70 RDI: 0000000000000005
[  323.875129][ T2697] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000000
[  323.875662][ T2697] R10: 0000000005268910 R11: 0000000000000246 R12: 0000000000000004
[  323.876421][ T2697] R13: 00000000686e0d1b R14: 0000000000499600 R15: 0000000000000000
| [  337.285238][ T2724] ------------[ cut here ]------------
| [ 337.285587][ T2724] WARNING: CPU: 1 PID: 2724 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) 
| [  337.286615][ T2724] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel dummy act_gact cls_flower sch_ingress bridge stp llc 8021q vrf veth
| [  337.288516][ T2724] Tainted: [W]=WARN
[  337.288906][ T2724] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 337.289416][ T2724] 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) 
[ 337.289776][ T2724] Code: 00 00 8b 05 d7 bc 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 1a 63 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 d7 bc 3a 02    	mov    0x23abcd7(%rip),%eax        # 0x23abcdf
   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 1a 63 7b 00       	call   0x7b633b
  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
[  337.291499][ T2724] RSP: 0018:ffffc900052bef70 EFLAGS: 00010246
[  337.292264][ T2724] RAX: 0000000000000000 RBX: ffff888005aaa000 RCX: 0000000000000001
[  337.293106][ T2724] RDX: 0000000000000000 RSI: ffffffffb0c9b941 RDI: ffffffffb04555e0
[  337.293956][ T2724] RBP: ffffc900052bf058 R08: 0000000000000000 R09: 0000000000000000
[  337.294800][ T2724] R10: ffffc900052bf088 R11: ffffffffb1179160 R12: 1ffff92000a57df2
[  337.295628][ T2724] R13: 00000000000005dc R14: ffffc900052bf088 R15: ffff888005aaaf08
[  337.296278][ T2724] FS:  00007ff9ad847800(0000) GS:ffff888083537000(0000) knlGS:0000000000000000
[  337.296897][ T2724] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  337.297342][ T2724] CR2: 00000000004e5ce0 CR3: 000000000bc69006 CR4: 0000000000772ef0
[  337.297875][ T2724] PKRU: 55555554
[  337.298129][ T2724] Call Trace:
[  337.298382][ T2724]  <TASK>
[ 337.298558][ T2724] ? __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) 
[ 337.299021][ T2724] ? br_del_if (net/bridge/br_if.c:742) bridge 
[ 337.299398][ T2724] ? do_set_master (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:41 net/core/rtnetlink.c:2933) 
[ 337.299737][ T2724] ? do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 337.300107][ T2724] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 337.300498][ T2724] ? netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 337.300869][ T2724] ? netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 337.301179][ T2724] ? ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 337.301537][ T2724] ? ___sys_sendmsg (net/socket.c:2670) 
[ 337.301902][ T2724] ? __sys_sendmsg (net/socket.c:2700) 
[ 337.302248][ T2724] ? do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 337.302580][ T2724] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[ 337.303022][ T2724] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 337.303349][ T2724] netif_set_mtu (net/core/dev.c:9652) 
[ 337.303711][ T2724] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 337.304063][ T2724] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 337.304338][ T2724] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 337.304802][ T2724] br_del_if (net/bridge/br_if.c:743) bridge 
[ 337.305179][ T2724] ? rtnl_is_locked (net/core/rtnetlink.c:169) 
[ 337.305515][ T2724] do_set_master (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:41 net/core/rtnetlink.c:2933) 
[ 337.305875][ T2724] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 337.306215][ T2724] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 337.306643][ T2724] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 337.307010][ T2724] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 337.307367][ T2724] ? __kernel_text_address (kernel/extable.c:79) 
[ 337.307714][ T2724] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 337.308065][ T2724] ? __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) 
[ 337.308399][ T2724] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 337.308821][ T2724] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 337.309166][ T2724] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 337.309519][ T2724] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 337.309997][ T2724] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 337.310346][ T2724] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 337.310685][ T2724] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 337.311051][ T2724] ? __create_object (mm/kmemleak.c:771) 
[ 337.311388][ T2724] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 337.311732][ T2724] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 337.312079][ T2724] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 337.312530][ T2724] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 337.312896][ T2724] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 337.313242][ T2724] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 337.313572][ T2724] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 337.313936][ T2724] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 337.314270][ T2724] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 337.314601][ T2724] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 337.314972][ T2724] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 337.315319][ T2724] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 337.315661][ T2724] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 337.316021][ T2724] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 337.316360][ T2724] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 337.316715][ T2724] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 337.317067][ T2724] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 337.317425][ T2724] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 337.317767][ T2724] ? 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) 
[ 337.318111][ T2724] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 337.318445][ T2724] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 337.318781][ T2724] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 337.319140][ T2724] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 337.319475][ T2724] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 337.319816][ T2724] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 337.320174][ T2724] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 337.320522][ T2724] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 337.320877][ T2724] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 337.321304][ T2724] ___sys_sendmsg (net/socket.c:2670) 
[ 337.321635][ T2724] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 337.321984][ T2724] ? __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) 
[ 337.322405][ T2724] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 337.322749][ T2724] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 337.323106][ T2724] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 337.323459][ T2724] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 337.323803][ T2724] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 337.324143][ T2724] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 337.324486][ T2724] __sys_sendmsg (net/socket.c:2700) 
[ 337.324968][ T2724] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 337.325485][ T2724] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 337.325874][ T2724] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 337.326213][ T2724] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 337.326548][ T2724] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[  337.327005][ T2724] RIP: 0033:0x7ff9ada141e7
[ 337.327404][ T2724] 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)
[  337.328752][ T2724] RSP: 002b:00007fff14348c18 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[  337.329276][ T2724] RAX: ffffffffffffffda RBX: 00007fff14349340 RCX: 00007ff9ada141e7
[  337.329909][ T2724] RDX: 0000000000000000 RSI: 00007fff14348c80 RDI: 0000000000000005
[  337.330409][ T2724] RBP: 0000000000000003 R08: 0000000000000003 R09: 0000000000000078
[  337.330958][ T2724] R10: 00007ff9ad911ee8 R11: 0000000000000246 R12: 0000000000000003
[  337.331583][ T2724] R13: 00000000686e0d28 R14: 0000000000499600 R15: 0000000000000000
| [  340.598508][ T2810] ------------[ cut here ]------------
| [ 340.598817][ T2810] WARNING: CPU: 0 PID: 2810 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) 
| [  340.599453][ T2810] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel dummy act_gact cls_flower sch_ingress bridge stp llc 8021q vrf veth
| [  340.600883][ T2810] Tainted: [W]=WARN
[  340.601124][ T2810] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 340.601521][ T2810] 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) 
[ 340.601848][ T2810] Code: 00 00 8b 05 d7 bc 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 1a 63 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 d7 bc 3a 02    	mov    0x23abcd7(%rip),%eax        # 0x23abcdf
   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 1a 63 7b 00       	call   0x7b633b
  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
[  340.602972][ T2810] RSP: 0018:ffffc9000563eef0 EFLAGS: 00010246
[  340.603368][ T2810] RAX: 0000000000000000 RBX: ffff888005aaa000 RCX: 0000000000000001
[  340.603833][ T2810] RDX: 0000000000000000 RSI: ffffffffb0c9b941 RDI: ffffffffb04555e0
[  340.604315][ T2810] RBP: ffffc9000563efe0 R08: 0000000000000000 R09: 0000000000000000
[  340.604780][ T2810] R10: ffffc9000563f010 R11: ffffffffb1aa8918 R12: 1ffff92000ac7de2
[  340.605276][ T2810] R13: 00000000000005aa R14: ffffc9000563f010 R15: ffff888005aaaf08
[  340.605746][ T2810] FS:  00007f087aa4c800(0000) GS:ffff8880834b7000(0000) knlGS:0000000000000000
[  340.606305][ T2810] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  340.606700][ T2810] CR2: 00000000004e5ce0 CR3: 0000000008d17002 CR4: 0000000000772ef0
[  340.607171][ T2810] PKRU: 55555554
[  340.607430][ T2810] Call Trace:
[  340.607668][ T2810]  <TASK>
[ 340.607829][ T2810] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 340.608181][ T2810] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 340.608527][ T2810] ? mark_held_locks (kernel/locking/lockdep.c:4328) 
[ 340.608864][ T2810] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:151 kernel/locking/spinlock.c:194) 
[ 340.609270][ T2810] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4475) 
[ 340.609606][ T2810] netif_set_mtu (net/core/dev.c:9652) 
[ 340.609948][ T2810] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 340.610289][ T2810] ? br_get_link_af_size_filtered (net/bridge/br_netlink.c:116) bridge 
[ 340.610745][ T2810] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 340.611014][ T2810] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 340.611464][ T2810] br_add_if (net/bridge/br_if.c:697) bridge 
[ 340.611853][ T2810] do_set_master (net/core/rtnetlink.c:2948) 
[ 340.612201][ T2810] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 340.612534][ T2810] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 340.612957][ T2810] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 340.613295][ T2810] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 340.613619][ T2810] ? __kernel_text_address (kernel/extable.c:79) 
[ 340.613964][ T2810] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 340.614297][ T2810] ? __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) 
[ 340.614626][ T2810] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 340.615040][ T2810] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 340.615369][ T2810] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 340.615694][ T2810] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 340.616044][ T2810] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 340.616374][ T2810] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 340.616699][ T2810] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 340.617037][ T2810] ? __create_object (mm/kmemleak.c:771) 
[ 340.617376][ T2810] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 340.617698][ T2810] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 340.618024][ T2810] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 340.618419][ T2810] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 340.618765][ T2810] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 340.619108][ T2810] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 340.619416][ T2810] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 340.619736][ T2810] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 340.620052][ T2810] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 340.620358][ T2810] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 340.620677][ T2810] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 340.621014][ T2810] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 340.621337][ T2810] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 340.621670][ T2810] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 340.621997][ T2810] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 340.622308][ T2810] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 340.622617][ T2810] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 340.622946][ T2810] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 340.623269][ T2810] ? 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) 
[ 340.623595][ T2810] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 340.623928][ T2810] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 340.624252][ T2810] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 340.624582][ T2810] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 340.624924][ T2810] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 340.625255][ T2810] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 340.625587][ T2810] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 340.625936][ T2810] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 340.626261][ T2810] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 340.626672][ T2810] ___sys_sendmsg (net/socket.c:2670) 
[ 340.627004][ T2810] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 340.627346][ T2810] ? __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) 
[ 340.627752][ T2810] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 340.628101][ T2810] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 340.628433][ T2810] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 340.628763][ T2810] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 340.629092][ T2810] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 340.629400][ T2810] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 340.629721][ T2810] __sys_sendmsg (net/socket.c:2700) 
[ 340.630036][ T2810] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 340.630433][ T2810] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 340.630773][ T2810] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 340.631112][ T2810] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 340.631452][ T2810] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[  340.631868][ T2810] RIP: 0033:0x7f087ac191e7
[ 340.632207][ T2810] 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)
[  340.633372][ T2810] RSP: 002b:00007ffdc05a2d38 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[  340.633886][ T2810] RAX: ffffffffffffffda RBX: 00007ffdc05a3460 RCX: 00007f087ac191e7
[  340.634379][ T2810] RDX: 0000000000000000 RSI: 00007ffdc05a2da0 RDI: 0000000000000005
[  340.634875][ T2810] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000000
[  340.635370][ T2810] R10: 00000000270dd910 R11: 0000000000000246 R12: 0000000000000004
[  340.635867][ T2810] R13: 00000000686e0d2c R14: 0000000000499600 R15: 0000000000000000
| [  354.085948][ T2837] ------------[ cut here ]------------
| [ 354.086509][ T2837] WARNING: CPU: 0 PID: 2837 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) 
| [  354.088251][ T2837] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel dummy act_gact cls_flower sch_ingress bridge stp llc 8021q vrf veth
| [  354.089754][ T2837] Tainted: [W]=WARN
[  354.090011][ T2837] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 354.090422][ T2837] 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) 
[ 354.090764][ T2837] Code: 00 00 8b 05 d7 bc 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 1a 63 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 d7 bc 3a 02    	mov    0x23abcd7(%rip),%eax        # 0x23abcdf
   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 1a 63 7b 00       	call   0x7b633b
  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
[  354.091958][ T2837] RSP: 0018:ffffc9000572ef70 EFLAGS: 00010246
[  354.092365][ T2837] RAX: 0000000000000000 RBX: ffff888005aaa000 RCX: 0000000000000001
[  354.092836][ T2837] RDX: 0000000000000000 RSI: ffffffffb0c9b941 RDI: ffffffffb04555e0
[  354.093360][ T2837] RBP: ffffc9000572f058 R08: 0000000000000000 R09: 0000000000000000
[  354.093846][ T2837] R10: ffffc9000572f088 R11: ffffffffb1179160 R12: 1ffff92000ae5df2
[  354.094371][ T2837] R13: 00000000000005dc R14: ffffc9000572f088 R15: ffff888005aaaf08
[  354.095137][ T2837] FS:  00007f2dd94a0800(0000) GS:ffff8880834b7000(0000) knlGS:0000000000000000
[  354.095912][ T2837] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  354.096335][ T2837] CR2: 00000000004e5ce0 CR3: 000000001911c001 CR4: 0000000000772ef0
[  354.096819][ T2837] PKRU: 55555554
[  354.097073][ T2837] Call Trace:
[  354.097345][ T2837]  <TASK>
[ 354.097515][ T2837] ? __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) 
[ 354.097968][ T2837] ? br_del_if (net/bridge/br_if.c:742) bridge 
[ 354.098371][ T2837] ? do_set_master (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:41 net/core/rtnetlink.c:2933) 
[ 354.098708][ T2837] ? do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 354.099044][ T2837] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 354.099376][ T2837] ? netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 354.099704][ T2837] ? netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 354.100043][ T2837] ? ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 354.100398][ T2837] ? ___sys_sendmsg (net/socket.c:2670) 
[ 354.100720][ T2837] ? __sys_sendmsg (net/socket.c:2700) 
[ 354.101052][ T2837] ? do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 354.101398][ T2837] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[ 354.101814][ T2837] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 354.102165][ T2837] netif_set_mtu (net/core/dev.c:9652) 
[ 354.102494][ T2837] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 354.102833][ T2837] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 354.103088][ T2837] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 354.103553][ T2837] br_del_if (net/bridge/br_if.c:743) bridge 
[ 354.103921][ T2837] ? rtnl_is_locked (net/core/rtnetlink.c:169) 
[ 354.104243][ T2837] do_set_master (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:41 net/core/rtnetlink.c:2933) 
[ 354.104569][ T2837] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 354.104906][ T2837] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 354.105313][ T2837] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 354.105637][ T2837] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 354.105979][ T2837] ? __kernel_text_address (kernel/extable.c:79) 
[ 354.106307][ T2837] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 354.106628][ T2837] ? __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) 
[ 354.106965][ T2837] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 354.107395][ T2837] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 354.107721][ T2837] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 354.108056][ T2837] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 354.108390][ T2837] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 354.108716][ T2837] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 354.109046][ T2837] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 354.109365][ T2837] ? __create_object (mm/kmemleak.c:771) 
[ 354.109691][ T2837] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 354.110024][ T2837] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 354.110346][ T2837] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 354.110747][ T2837] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 354.111093][ T2837] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 354.111431][ T2837] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 354.111750][ T2837] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 354.112091][ T2837] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 354.112412][ T2837] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 354.112732][ T2837] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 354.113066][ T2837] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 354.113386][ T2837] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 354.113717][ T2837] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 354.114051][ T2837] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 354.114379][ T2837] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 354.114701][ T2837] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 354.115029][ T2837] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 354.115364][ T2837] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 354.115683][ T2837] ? 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) 
[ 354.116055][ T2837] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 354.116382][ T2837] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 354.116703][ T2837] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 354.117039][ T2837] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 354.117382][ T2837] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 354.117701][ T2837] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 354.118044][ T2837] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 354.118376][ T2837] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 354.118697][ T2837] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 354.119116][ T2837] ___sys_sendmsg (net/socket.c:2670) 
[ 354.119439][ T2837] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 354.119759][ T2837] ? __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) 
[ 354.120169][ T2837] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 354.120496][ T2837] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 354.120833][ T2837] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 354.121175][ T2837] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 354.121500][ T2837] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 354.121821][ T2837] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 354.122173][ T2837] __sys_sendmsg (net/socket.c:2700) 
[ 354.122517][ T2837] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 354.122933][ T2837] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 354.123280][ T2837] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 354.123606][ T2837] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 354.123950][ T2837] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[  354.124350][ T2837] RIP: 0033:0x7f2dd966d1e7
[ 354.124685][ T2837] 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)
[  354.125847][ T2837] RSP: 002b:00007fffa9a2f5a8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[  354.126346][ T2837] RAX: ffffffffffffffda RBX: 00007fffa9a2fcd0 RCX: 00007f2dd966d1e7
[  354.126827][ T2837] RDX: 0000000000000000 RSI: 00007fffa9a2f610 RDI: 0000000000000005
[  354.127336][ T2837] RBP: 0000000000000003 R08: 0000000000000003 R09: 0000000000000078
[  354.127826][ T2837] R10: 00007f2dd956aee8 R11: 0000000000000246 R12: 0000000000000003
[  354.128321][ T2837] R13: 00000000686e0d39 R14: 0000000000499600 R15: 0000000000000000
| [  358.232560][ T2936] ------------[ cut here ]------------
| [ 358.232923][ T2936] WARNING: CPU: 2 PID: 2936 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) 
| [  358.233583][ T2936] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel dummy act_gact cls_flower sch_ingress bridge stp llc 8021q vrf veth
| [  358.235003][ T2936] Tainted: [W]=WARN
[  358.235255][ T2936] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 358.235679][ T2936] 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) 
[ 358.236154][ T2936] Code: 00 00 8b 05 d7 bc 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 1a 63 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 d7 bc 3a 02    	mov    0x23abcd7(%rip),%eax        # 0x23abcdf
   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 1a 63 7b 00       	call   0x7b633b
  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
[  358.237549][ T2936] RSP: 0018:ffffc90005b4eef0 EFLAGS: 00010246
[  358.237987][ T2936] RAX: 0000000000000000 RBX: ffff888005aaa000 RCX: 0000000000000001
[  358.238531][ T2936] RDX: 0000000000000000 RSI: ffffffffb0c9b941 RDI: ffffffffb04555e0
[  358.239059][ T2936] RBP: ffffc90005b4efe0 R08: 0000000000000000 R09: 0000000000000000
[  358.239578][ T2936] R10: ffffc90005b4f010 R11: ffffffffb1aa8918 R12: 1ffff92000b69de2
[  358.240169][ T2936] R13: 00000000000005aa R14: ffffc90005b4f010 R15: ffff888005aaaf08
[  358.240675][ T2936] FS:  00007fb5a0b1b800(0000) GS:ffff8880835b7000(0000) knlGS:0000000000000000
[  358.241256][ T2936] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  358.241662][ T2936] CR2: 00000000004e5ce0 CR3: 000000000a4b4001 CR4: 0000000000772ef0
[  358.242145][ T2936] PKRU: 55555554
[  358.242415][ T2936] Call Trace:
[  358.242663][ T2936]  <TASK>
[ 358.242842][ T2936] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 358.243193][ T2936] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 358.243531][ T2936] ? mark_held_locks (kernel/locking/lockdep.c:4328) 
[ 358.243873][ T2936] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:151 kernel/locking/spinlock.c:194) 
[ 358.244271][ T2936] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4475) 
[ 358.244599][ T2936] netif_set_mtu (net/core/dev.c:9652) 
[ 358.244947][ T2936] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 358.245289][ T2936] ? br_get_link_af_size_filtered (net/bridge/br_netlink.c:116) bridge 
[ 358.245750][ T2936] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 358.246024][ T2936] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 358.246469][ T2936] br_add_if (net/bridge/br_if.c:697) bridge 
[ 358.246846][ T2936] do_set_master (net/core/rtnetlink.c:2948) 
[ 358.247211][ T2936] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 358.247577][ T2936] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 358.247997][ T2936] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 358.248331][ T2936] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 358.248665][ T2936] ? __kernel_text_address (kernel/extable.c:79) 
[ 358.249016][ T2936] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 358.249345][ T2936] ? __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) 
[ 358.249698][ T2936] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 358.250111][ T2936] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 358.250444][ T2936] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 358.250791][ T2936] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 358.251129][ T2936] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 358.251503][ T2936] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 358.251889][ T2936] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 358.252238][ T2936] ? __create_object (mm/kmemleak.c:771) 
[ 358.252584][ T2936] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 358.252946][ T2936] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 358.253278][ T2936] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 358.253689][ T2936] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 358.254039][ T2936] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 358.254363][ T2936] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 358.254687][ T2936] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 358.255038][ T2936] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 358.255378][ T2936] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 358.255716][ T2936] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 358.256079][ T2936] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 358.256402][ T2936] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 358.256729][ T2936] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 358.257078][ T2936] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 358.257430][ T2936] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 358.257782][ T2936] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 358.258141][ T2936] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 358.258478][ T2936] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 358.258825][ T2936] ? 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) 
[ 358.259170][ T2936] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 358.259497][ T2936] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 358.259823][ T2936] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 358.260166][ T2936] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 358.260490][ T2936] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 358.260811][ T2936] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 358.261159][ T2936] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 358.261550][ T2936] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 358.261891][ T2936] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 358.262316][ T2936] ___sys_sendmsg (net/socket.c:2670) 
[ 358.262639][ T2936] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 358.262975][ T2936] ? __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) 
[ 358.263387][ T2936] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 358.263730][ T2936] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 358.264084][ T2936] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 358.264450][ T2936] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 358.264777][ T2936] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 358.265155][ T2936] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 358.265496][ T2936] __sys_sendmsg (net/socket.c:2700) 
[ 358.265826][ T2936] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 358.266260][ T2936] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 358.266592][ T2936] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 358.266930][ T2936] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 358.267265][ T2936] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[  358.267678][ T2936] RIP: 0033:0x7fb5a0ce81e7
[ 358.268028][ T2936] 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)
[  358.269157][ T2936] RSP: 002b:00007ffda3cb5818 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[  358.269643][ T2936] RAX: ffffffffffffffda RBX: 00007ffda3cb5f40 RCX: 00007fb5a0ce81e7
[  358.270132][ T2936] RDX: 0000000000000000 RSI: 00007ffda3cb5880 RDI: 0000000000000005
[  358.270649][ T2936] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000000
[  358.271167][ T2936] R10: 0000000017d1a910 R11: 0000000000000246 R12: 0000000000000004
[  358.271666][ T2936] R13: 00000000686e0d3d R14: 0000000000499600 R15: 0000000000000000
| [  371.959088][ T2967] ------------[ cut here ]------------
| [ 371.959458][ T2967] WARNING: CPU: 2 PID: 2967 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) 
| [  371.960148][ T2967] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel dummy act_gact cls_flower sch_ingress bridge stp llc 8021q vrf veth
| [  371.961658][ T2967] Tainted: [W]=WARN
[  371.961930][ T2967] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 371.962342][ T2967] 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) 
[ 371.962739][ T2967] Code: 00 00 8b 05 d7 bc 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 1a 63 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 d7 bc 3a 02    	mov    0x23abcd7(%rip),%eax        # 0x23abcdf
   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 1a 63 7b 00       	call   0x7b633b
  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
[  371.963963][ T2967] RSP: 0018:ffffc90005c2ef70 EFLAGS: 00010246
[  371.964385][ T2967] RAX: 0000000000000000 RBX: ffff888005aaa000 RCX: 0000000000000001
[  371.964912][ T2967] RDX: 0000000000000000 RSI: ffffffffb0c9b941 RDI: ffffffffb04555e0
[  371.965420][ T2967] RBP: ffffc90005c2f058 R08: 0000000000000000 R09: 0000000000000000
[  371.966560][ T2967] R10: ffffc90005c2f088 R11: ffffffffb1179160 R12: 1ffff92000b85df2
[  371.967088][ T2967] R13: 00000000000005dc R14: ffffc90005c2f088 R15: ffff888005aaaf08
[  371.967618][ T2967] FS:  00007fc284380800(0000) GS:ffff8880835b7000(0000) knlGS:0000000000000000
[  371.968235][ T2967] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  371.968770][ T2967] CR2: 00000000004e5ce0 CR3: 000000001943c002 CR4: 0000000000772ef0
[  371.969316][ T2967] PKRU: 55555554
[  371.969599][ T2967] Call Trace:
[  371.969873][ T2967]  <TASK>
[ 371.970059][ T2967] ? __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) 
[ 371.970494][ T2967] ? br_del_if (net/bridge/br_if.c:742) bridge 
[ 371.970927][ T2967] ? do_set_master (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:41 net/core/rtnetlink.c:2933) 
[ 371.971273][ T2967] ? do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 371.971620][ T2967] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 371.972024][ T2967] ? netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 371.972386][ T2967] ? netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 371.972896][ T2967] ? ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 371.973245][ T2967] ? ___sys_sendmsg (net/socket.c:2670) 
[ 371.973606][ T2967] ? __sys_sendmsg (net/socket.c:2700) 
[ 371.973984][ T2967] ? do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 371.974324][ T2967] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[ 371.974760][ T2967] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 371.975131][ T2967] netif_set_mtu (net/core/dev.c:9652) 
[ 371.975476][ T2967] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 371.975841][ T2967] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 371.976114][ T2967] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 371.976658][ T2967] br_del_if (net/bridge/br_if.c:743) bridge 
[ 371.977192][ T2967] ? rtnl_is_locked (net/core/rtnetlink.c:169) 
[ 371.977546][ T2967] do_set_master (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:41 net/core/rtnetlink.c:2933) 
[ 371.977900][ T2967] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 371.978244][ T2967] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 371.978659][ T2967] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 371.979007][ T2967] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 371.979383][ T2967] ? __kernel_text_address (kernel/extable.c:79) 
[ 371.979724][ T2967] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 371.980076][ T2967] ? __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) 
[ 371.980415][ T2967] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 371.980822][ T2967] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 371.981174][ T2967] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 371.981506][ T2967] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 371.981852][ T2967] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 371.982205][ T2967] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 371.982539][ T2967] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 371.982883][ T2967] ? __create_object (mm/kmemleak.c:771) 
[ 371.983220][ T2967] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 371.983559][ T2967] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 371.983905][ T2967] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 371.984317][ T2967] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 371.984675][ T2967] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 371.985030][ T2967] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 371.985361][ T2967] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 371.985702][ T2967] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 371.986072][ T2967] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 371.986423][ T2967] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 371.986814][ T2967] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 371.987167][ T2967] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 371.987563][ T2967] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 371.987916][ T2967] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 371.988255][ T2967] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 371.988598][ T2967] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 371.988947][ T2967] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 371.989289][ T2967] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 371.989629][ T2967] ? 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) 
[ 371.989992][ T2967] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 371.990332][ T2967] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 371.990672][ T2967] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 371.991027][ T2967] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 371.991369][ T2967] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 371.991713][ T2967] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 371.992068][ T2967] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 371.992429][ T2967] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 371.992764][ T2967] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 371.993204][ T2967] ___sys_sendmsg (net/socket.c:2670) 
[ 371.993545][ T2967] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 371.993896][ T2967] ? __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) 
[ 371.994317][ T2967] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 371.994667][ T2967] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 371.995049][ T2967] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 371.995403][ T2967] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 371.995740][ T2967] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 371.996090][ T2967] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 371.996446][ T2967] __sys_sendmsg (net/socket.c:2700) 
[ 371.996788][ T2967] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 371.997213][ T2967] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 371.997590][ T2967] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 371.997939][ T2967] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 371.998276][ T2967] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[  371.998687][ T2967] RIP: 0033:0x7fc28454d1e7
[ 371.999056][ T2967] 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)
[  372.000247][ T2967] RSP: 002b:00007ffc132fd7b8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[  372.000747][ T2967] RAX: ffffffffffffffda RBX: 00007ffc132fdee0 RCX: 00007fc28454d1e7
[  372.001261][ T2967] RDX: 0000000000000000 RSI: 00007ffc132fd820 RDI: 0000000000000005
[  372.001754][ T2967] RBP: 0000000000000003 R08: 0000000000000003 R09: 0000000000000078
[  372.002260][ T2967] R10: 00007fc28444aee8 R11: 0000000000000246 R12: 0000000000000003
[  372.002751][ T2967] R13: 00000000686e0d4b R14: 0000000000499600 R15: 0000000000000000
| [  376.089814][ T3070] ------------[ cut here ]------------
| [ 376.090364][ T3070] WARNING: CPU: 3 PID: 3070 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) 
| [  376.091434][ T3070] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel dummy act_gact cls_flower sch_ingress bridge stp llc 8021q vrf veth
| [  376.093075][ T3070] Tainted: [W]=WARN
[  376.093323][ T3070] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 376.093729][ T3070] 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) 
[ 376.094097][ T3070] Code: 00 00 8b 05 d7 bc 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 1a 63 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 d7 bc 3a 02    	mov    0x23abcd7(%rip),%eax        # 0x23abcdf
   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 1a 63 7b 00       	call   0x7b633b
  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
[  376.095244][ T3070] RSP: 0018:ffffc9000604eef0 EFLAGS: 00010246
[  376.095658][ T3070] RAX: 0000000000000000 RBX: ffff888005aaa000 RCX: 0000000000000001
[  376.096150][ T3070] RDX: 0000000000000000 RSI: ffffffffb0c9b941 RDI: ffffffffb04555e0
[  376.096631][ T3070] RBP: ffffc9000604efe0 R08: 0000000000000000 R09: 0000000000000000
[  376.097133][ T3070] R10: ffffc9000604f010 R11: ffffffffb1aa8918 R12: 1ffff92000c09de2
[  376.097627][ T3070] R13: 00000000000005aa R14: ffffc9000604f010 R15: ffff888005aaaf08
[  376.098124][ T3070] FS:  00007fc290e4e800(0000) GS:ffff888083637000(0000) knlGS:0000000000000000
[  376.098683][ T3070] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  376.099097][ T3070] CR2: 00000000004e5ce0 CR3: 0000000019589002 CR4: 0000000000772ef0
[  376.099579][ T3070] PKRU: 55555554
[  376.099825][ T3070] Call Trace:
[  376.100085][ T3070]  <TASK>
[ 376.100259][ T3070] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 376.100611][ T3070] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 376.100976][ T3070] ? mark_held_locks (kernel/locking/lockdep.c:4328) 
[ 376.101325][ T3070] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:151 kernel/locking/spinlock.c:194) 
[ 376.101740][ T3070] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4475) 
[ 376.102083][ T3070] netif_set_mtu (net/core/dev.c:9652) 
[ 376.102416][ T3070] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 376.102758][ T3070] ? br_get_link_af_size_filtered (net/bridge/br_netlink.c:116) bridge 
[ 376.103242][ T3070] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 376.103498][ T3070] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 376.103958][ T3070] br_add_if (net/bridge/br_if.c:697) bridge 
[ 376.104335][ T3070] do_set_master (net/core/rtnetlink.c:2948) 
[ 376.104670][ T3070] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 376.105033][ T3070] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 376.105474][ T3070] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 376.105804][ T3070] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 376.106148][ T3070] ? __kernel_text_address (kernel/extable.c:79) 
[ 376.106487][ T3070] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 376.106822][ T3070] ? __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) 
[ 376.107172][ T3070] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 376.107599][ T3070] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 376.107949][ T3070] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 376.108279][ T3070] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 376.108608][ T3070] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 376.108942][ T3070] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 376.109290][ T3070] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 376.109619][ T3070] ? __create_object (mm/kmemleak.c:771) 
[ 376.110147][ T3070] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 376.110488][ T3070] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 376.110827][ T3070] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 376.111375][ T3070] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 376.111744][ T3070] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 376.112178][ T3070] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 376.112635][ T3070] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 376.113115][ T3070] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 376.113616][ T3070] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 376.114195][ T3070] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 376.114739][ T3070] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 376.115277][ T3070] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 376.115801][ T3070] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 376.116352][ T3070] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 376.116924][ T3070] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 376.117514][ T3070] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 376.118130][ T3070] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 376.118713][ T3070] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 376.119205][ T3070] ? 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) 
[ 376.119775][ T3070] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 376.120341][ T3070] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 376.120925][ T3070] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 376.121489][ T3070] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 376.122085][ T3070] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 376.122635][ T3070] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 376.123232][ T3070] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 376.123592][ T3070] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 376.124057][ T3070] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 376.124539][ T3070] ___sys_sendmsg (net/socket.c:2670) 
[ 376.124995][ T3070] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 376.125523][ T3070] ? __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) 
[ 376.126203][ T3070] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 376.126933][ T3070] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 376.127476][ T3070] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 376.128026][ T3070] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 376.128594][ T3070] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 376.129156][ T3070] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 376.129611][ T3070] __sys_sendmsg (net/socket.c:2700) 
[ 376.130486][ T3070] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 376.131618][ T3070] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 376.132121][ T3070] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 376.132613][ T3070] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 376.133393][ T3070] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[  376.134045][ T3070] RIP: 0033:0x7fc29101b1e7
[ 376.134381][ T3070] 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)
[  376.135999][ T3070] RSP: 002b:00007ffeb8bef5e8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[  376.136705][ T3070] RAX: ffffffffffffffda RBX: 00007ffeb8befd10 RCX: 00007fc29101b1e7
[  376.137433][ T3070] RDX: 0000000000000000 RSI: 00007ffeb8bef650 RDI: 0000000000000005
[  376.137904][ T3070] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000000
[  376.138372][ T3070] R10: 0000000034154910 R11: 0000000000000246 R12: 0000000000000004
[  376.139106][ T3070] R13: 00000000686e0d4f R14: 0000000000499600 R15: 0000000000000000
| [  389.843000][ T3101] ------------[ cut here ]------------
| [ 389.843380][ T3101] WARNING: CPU: 0 PID: 3101 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) 
| [  389.844238][ T3101] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel dummy act_gact cls_flower sch_ingress bridge stp llc 8021q vrf veth
| [  389.845798][ T3101] Tainted: [W]=WARN
[  389.846071][ T3101] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 389.846504][ T3101] 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) 
[ 389.846874][ T3101] Code: 00 00 8b 05 d7 bc 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 1a 63 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 d7 bc 3a 02    	mov    0x23abcd7(%rip),%eax        # 0x23abcdf
   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 1a 63 7b 00       	call   0x7b633b
  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
[  389.848140][ T3101] RSP: 0018:ffffc9000610ef70 EFLAGS: 00010246
[  389.848581][ T3101] RAX: 0000000000000000 RBX: ffff888005aaa000 RCX: 0000000000000001
[  389.849107][ T3101] RDX: 0000000000000000 RSI: ffffffffb0c9b941 RDI: ffffffffb04555e0
[  389.849635][ T3101] RBP: ffffc9000610f058 R08: 0000000000000000 R09: 0000000000000000
[  389.850166][ T3101] R10: ffffc9000610f088 R11: ffffffffb1179160 R12: 1ffff92000c21df2
[  389.850686][ T3101] R13: 00000000000005dc R14: ffffc9000610f088 R15: ffff888005aaaf08
[  389.851215][ T3101] FS:  00007fa3169dc800(0000) GS:ffff8880834b7000(0000) knlGS:0000000000000000
[  389.851833][ T3101] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  389.852278][ T3101] CR2: 00000000004e5ce0 CR3: 000000001952b003 CR4: 0000000000772ef0
[  389.852820][ T3101] PKRU: 55555554
[  389.853101][ T3101] Call Trace:
[  389.853370][ T3101]  <TASK>
[ 389.853551][ T3101] ? __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) 
[ 389.854038][ T3101] ? br_del_if (net/bridge/br_if.c:742) bridge 
[ 389.854463][ T3101] ? do_set_master (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:41 net/core/rtnetlink.c:2933) 
[ 389.854826][ T3101] ? do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 389.855191][ T3101] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 389.855539][ T3101] ? netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 389.855897][ T3101] ? netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 389.856259][ T3101] ? ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 389.856609][ T3101] ? ___sys_sendmsg (net/socket.c:2670) 
[ 389.856972][ T3101] ? __sys_sendmsg (net/socket.c:2700) 
[ 389.857334][ T3101] ? do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 389.857679][ T3101] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[ 389.858121][ T3101] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 389.858493][ T3101] netif_set_mtu (net/core/dev.c:9652) 
[ 389.858840][ T3101] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 389.859212][ T3101] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 389.859476][ T3101] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 389.859994][ T3101] br_del_if (net/bridge/br_if.c:743) bridge 
[ 389.860382][ T3101] ? rtnl_is_locked (net/core/rtnetlink.c:169) 
[ 389.860729][ T3101] do_set_master (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:41 net/core/rtnetlink.c:2933) 
[ 389.861090][ T3101] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 389.861444][ T3101] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 389.861891][ T3101] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 389.862239][ T3101] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 389.862588][ T3101] ? __kernel_text_address (kernel/extable.c:79) 
[ 389.862945][ T3101] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 389.863295][ T3101] ? __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) 
[ 389.863640][ T3101] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 389.864087][ T3101] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 389.864445][ T3101] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 389.864808][ T3101] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 389.865179][ T3101] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 389.865544][ T3101] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 389.865899][ T3101] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 389.866282][ T3101] ? __create_object (mm/kmemleak.c:771) 
[ 389.866649][ T3101] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 389.867010][ T3101] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 389.867410][ T3101] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 389.867875][ T3101] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 389.868230][ T3101] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 389.868582][ T3101] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 389.868942][ T3101] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 389.869298][ T3101] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 389.869645][ T3101] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 389.870002][ T3101] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 389.870353][ T3101] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 389.870709][ T3101] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 389.871066][ T3101] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 389.871418][ T3101] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 389.871769][ T3101] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 389.872128][ T3101] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 389.872474][ T3101] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 389.872830][ T3101] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 389.873194][ T3101] ? 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) 
[ 389.873543][ T3101] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 389.873902][ T3101] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 389.874246][ T3101] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 389.874594][ T3101] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 389.874973][ T3101] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 389.875336][ T3101] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 389.875698][ T3101] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 389.876070][ T3101] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 389.876416][ T3101] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 389.876878][ T3101] ___sys_sendmsg (net/socket.c:2670) 
[ 389.877223][ T3101] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 389.877661][ T3101] ? __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) 
[ 389.878108][ T3101] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 389.878466][ T3101] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 389.878823][ T3101] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 389.879193][ T3101] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 389.879545][ T3101] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 389.879900][ T3101] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 389.880260][ T3101] __sys_sendmsg (net/socket.c:2700) 
[ 389.880606][ T3101] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 389.881047][ T3101] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 389.881418][ T3101] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 389.881773][ T3101] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 389.882136][ T3101] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[  389.882568][ T3101] RIP: 0033:0x7fa316ba91e7
[ 389.882939][ T3101] 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)
[  389.884186][ T3101] RSP: 002b:00007ffed8bec1f8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[  389.884709][ T3101] RAX: ffffffffffffffda RBX: 00007ffed8bec920 RCX: 00007fa316ba91e7
[  389.885234][ T3101] RDX: 0000000000000000 RSI: 00007ffed8bec260 RDI: 0000000000000005
[  389.885752][ T3101] RBP: 0000000000000003 R08: 0000000000000003 R09: 0000000000000078
[  389.886296][ T3101] R10: 00007fa316aa6ee8 R11: 0000000000000246 R12: 0000000000000003
[  389.886814][ T3101] R13: 00000000686e0d5d R14: 0000000000499600 R15: 0000000000000000
| [  391.742010][ T3137] ------------[ cut here ]------------
| [ 391.742570][ T3137] WARNING: CPU: 3 PID: 3137 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) 
| [  391.743674][ T3137] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel dummy act_gact cls_flower sch_ingress bridge stp llc 8021q vrf veth
| [  391.746144][ T3137] Tainted: [W]=WARN
[  391.746585][ T3137] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 391.747308][ T3137] 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) 
[ 391.747886][ T3137] Code: 00 00 8b 05 d7 bc 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 1a 63 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 d7 bc 3a 02    	mov    0x23abcd7(%rip),%eax        # 0x23abcdf
   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 1a 63 7b 00       	call   0x7b633b
  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
[  391.749963][ T3137] RSP: 0018:ffffc900060feef0 EFLAGS: 00010246
[  391.750682][ T3137] RAX: 0000000000000000 RBX: ffff888005aaa000 RCX: 0000000000000001
[  391.751546][ T3137] RDX: 0000000000000000 RSI: ffffffffb0c9b941 RDI: ffffffffb04555e0
[  391.752410][ T3137] RBP: ffffc900060fefe0 R08: 0000000000000000 R09: 0000000000000000
[  391.753305][ T3137] R10: ffffc900060ff010 R11: ffffffffb1aa8918 R12: 1ffff92000c1fde2
[  391.754178][ T3137] R13: 0000000000000596 R14: ffffc900060ff010 R15: ffff888005aaaf08
[  391.755047][ T3137] FS:  00007fd5682b7800(0000) GS:ffff888083637000(0000) knlGS:0000000000000000
[  391.756074][ T3137] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  391.756814][ T3137] CR2: 00000000004e5de8 CR3: 0000000019487004 CR4: 0000000000772ef0
[  391.757701][ T3137] PKRU: 55555554
[  391.758141][ T3137] Call Trace:
[  391.758556][ T3137]  <TASK>
[ 391.758878][ T3137] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 391.759461][ T3137] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 391.760071][ T3137] ? mark_held_locks (kernel/locking/lockdep.c:4328) 
[ 391.760640][ T3137] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:151 kernel/locking/spinlock.c:194) 
[ 391.761347][ T3137] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4475) 
[ 391.761931][ T3137] netif_set_mtu (net/core/dev.c:9652) 
[ 391.762515][ T3137] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 391.763131][ T3137] ? br_get_link_af_size_filtered (net/bridge/br_netlink.c:116) bridge 
[ 391.763941][ T3137] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 391.764374][ T3137] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 391.765197][ T3137] br_add_if (net/bridge/br_if.c:697) bridge 
[ 391.765844][ T3137] do_set_master (net/core/rtnetlink.c:2948) 
[ 391.766430][ T3137] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 391.767017][ T3137] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 391.767762][ T3137] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 391.768339][ T3137] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 391.768893][ T3137] ? __kernel_text_address (kernel/extable.c:79) 
[ 391.769478][ T3137] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 391.770066][ T3137] ? __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) 
[ 391.770667][ T3137] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 391.771390][ T3137] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 391.772010][ T3137] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 391.772575][ T3137] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 391.773154][ T3137] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 391.773763][ T3137] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 391.774365][ T3137] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 391.774949][ T3137] ? __create_object (mm/kmemleak.c:771) 
[ 391.775514][ T3137] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 391.776102][ T3137] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 391.776695][ T3137] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 391.777451][ T3137] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 391.778052][ T3137] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 391.778641][ T3137] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 391.779238][ T3137] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 391.779835][ T3137] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 391.780463][ T3137] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 391.781071][ T3137] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 391.781664][ T3137] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 391.782295][ T3137] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 391.782909][ T3137] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 391.783474][ T3137] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 391.784504][ T3137] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 391.785105][ T3137] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 391.785662][ T3137] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 391.786254][ T3137] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 391.786827][ T3137] ? 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) 
[ 391.787444][ T3137] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 391.788074][ T3137] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 391.788636][ T3137] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 391.790137][ T3137] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 391.790708][ T3137] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 391.791305][ T3137] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 391.792370][ T3137] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 391.792970][ T3137] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 391.793551][ T3137] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 391.794281][ T3137] ___sys_sendmsg (net/socket.c:2670) 
[ 391.795301][ T3137] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 391.795874][ T3137] ? __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) 
[ 391.796570][ T3137] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 391.797171][ T3137] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 391.797780][ T3137] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 391.798369][ T3137] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 391.798936][ T3137] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 391.799962][ T3137] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 391.800538][ T3137] __sys_sendmsg (net/socket.c:2700) 
[ 391.801996][ T3137] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 391.802723][ T3137] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 391.803325][ T3137] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 391.803927][ T3137] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 391.804517][ T3137] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[  391.805231][ T3137] RIP: 0033:0x7fd5684841e7
[ 391.805802][ T3137] 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)
[  391.808830][ T3137] RSP: 002b:00007fff61498348 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[  391.810210][ T3137] RAX: ffffffffffffffda RBX: 00007fff61498a70 RCX: 00007fd5684841e7
[  391.811061][ T3137] RDX: 0000000000000000 RSI: 00007fff614983b0 RDI: 0000000000000005
[  391.811925][ T3137] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000000
[  391.812778][ T3137] R10: 000000000e55c910 R11: 0000000000000246 R12: 0000000000000004
[  391.813649][ T3137] R13: 00000000686e0d5f R14: 0000000000499600 R15: 0000000000000000
| [  397.450684][ T3163] ------------[ cut here ]------------
| [ 397.451040][ T3163] WARNING: CPU: 3 PID: 3163 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) 
| [  397.451654][ T3163] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel dummy act_gact cls_flower sch_ingress bridge stp llc 8021q vrf veth
| [  397.454064][ T3163] Tainted: [W]=WARN
[  397.454341][ T3163] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 397.454748][ T3163] 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) 
[ 397.455081][ T3163] Code: 00 00 8b 05 d7 bc 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 1a 63 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 d7 bc 3a 02    	mov    0x23abcd7(%rip),%eax        # 0x23abcdf
   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 1a 63 7b 00       	call   0x7b633b
  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
[  397.456175][ T3163] RSP: 0018:ffffc9000636ef70 EFLAGS: 00010246
[  397.456568][ T3163] RAX: 0000000000000000 RBX: ffff888005aaa000 RCX: 0000000000000001
[  397.457063][ T3163] RDX: 0000000000000000 RSI: ffffffffb0c9b941 RDI: ffffffffb04555e0
[  397.457536][ T3163] RBP: ffffc9000636f058 R08: 0000000000000000 R09: 0000000000000000
[  397.458005][ T3163] R10: ffffc9000636f088 R11: ffffffffb1179160 R12: 1ffff92000c6ddf2
[  397.458518][ T3163] R13: 00000000000005dc R14: ffffc9000636f088 R15: ffff888005aaaf08
[  397.458991][ T3163] FS:  00007fe4d75e0800(0000) GS:ffff888083637000(0000) knlGS:0000000000000000
[  397.459531][ T3163] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  397.459922][ T3163] CR2: 00000000004e5de8 CR3: 0000000005093004 CR4: 0000000000772ef0
[  397.460386][ T3163] PKRU: 55555554
[  397.460618][ T3163] Call Trace:
[  397.460910][ T3163]  <TASK>
[ 397.461105][ T3163] ? __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) 
[ 397.461492][ T3163] ? br_del_if (net/bridge/br_if.c:742) bridge 
[ 397.461846][ T3163] ? do_set_master (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:41 net/core/rtnetlink.c:2933) 
[ 397.462164][ T3163] ? do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 397.462513][ T3163] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 397.462835][ T3163] ? netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 397.463171][ T3163] ? netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 397.463489][ T3163] ? ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 397.463810][ T3163] ? ___sys_sendmsg (net/socket.c:2670) 
[ 397.464135][ T3163] ? __sys_sendmsg (net/socket.c:2700) 
[ 397.464452][ T3163] ? do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 397.464767][ T3163] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[ 397.465197][ T3163] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 397.465526][ T3163] netif_set_mtu (net/core/dev.c:9652) 
[ 397.465850][ T3163] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 397.466197][ T3163] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 397.466438][ T3163] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 397.466909][ T3163] br_del_if (net/bridge/br_if.c:743) bridge 
[ 397.467262][ T3163] ? rtnl_is_locked (net/core/rtnetlink.c:169) 
[ 397.467599][ T3163] do_set_master (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:41 net/core/rtnetlink.c:2933) 
[ 397.467957][ T3163] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 397.468296][ T3163] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 397.468722][ T3163] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 397.469059][ T3163] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 397.469367][ T3163] ? __kernel_text_address (kernel/extable.c:79) 
[ 397.469676][ T3163] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 397.469997][ T3163] ? __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) 
[ 397.470305][ T3163] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 397.470687][ T3163] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 397.471001][ T3163] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 397.471309][ T3163] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 397.471612][ T3163] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 397.471950][ T3163] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 397.472266][ T3163] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 397.472564][ T3163] ? __create_object (mm/kmemleak.c:771) 
[ 397.472879][ T3163] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 397.473187][ T3163] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 397.473489][ T3163] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 397.473878][ T3163] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 397.474192][ T3163] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 397.474503][ T3163] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 397.474809][ T3163] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 397.475125][ T3163] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 397.475457][ T3163] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 397.475772][ T3163] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 397.476124][ T3163] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 397.476428][ T3163] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 397.476737][ T3163] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 397.477057][ T3163] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 397.477380][ T3163] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 397.477686][ T3163] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 397.478009][ T3163] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 397.478325][ T3163] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 397.478631][ T3163] ? 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) 
[ 397.478969][ T3163] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 397.479279][ T3163] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 397.479583][ T3163] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 397.479901][ T3163] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 397.480217][ T3163] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 397.480523][ T3163] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 397.480839][ T3163] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 397.481158][ T3163] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 397.481461][ T3163] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 397.481866][ T3163] ___sys_sendmsg (net/socket.c:2670) 
[ 397.482171][ T3163] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 397.482484][ T3163] ? __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) 
[ 397.482877][ T3163] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 397.483213][ T3163] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 397.483520][ T3163] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 397.483830][ T3163] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 397.484146][ T3163] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 397.484450][ T3163] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 397.484769][ T3163] __sys_sendmsg (net/socket.c:2700) 
[ 397.485079][ T3163] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 397.485481][ T3163] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 397.485802][ T3163] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 397.486114][ T3163] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 397.486422][ T3163] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[  397.486817][ T3163] RIP: 0033:0x7fe4d77ad1e7
[ 397.487174][ T3163] 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)
[  397.488289][ T3163] RSP: 002b:00007fff2c7db578 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[  397.488753][ T3163] RAX: ffffffffffffffda RBX: 00007fff2c7dbca0 RCX: 00007fe4d77ad1e7
[  397.489228][ T3163] RDX: 0000000000000000 RSI: 00007fff2c7db5e0 RDI: 0000000000000005
[  397.489683][ T3163] RBP: 0000000000000003 R08: 0000000000000003 R09: 0000000000000078
[  397.490178][ T3163] R10: 00007fe4d76aaee8 R11: 0000000000000246 R12: 0000000000000003
[  397.490638][ T3163] R13: 00000000686e0d65 R14: 0000000000499600 R15: 0000000000000000
| [  399.829401][ T3232] ------------[ cut here ]------------
| [ 399.830292][ T3232] WARNING: CPU: 1 PID: 3232 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) 
| [  399.831482][ T3232] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel dummy act_gact cls_flower sch_ingress bridge stp llc 8021q vrf veth
| [  399.833848][ T3232] Tainted: [W]=WARN
[  399.834281][ T3232] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 399.834988][ T3232] 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) 
[ 399.835560][ T3232] Code: 00 00 8b 05 d7 bc 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 1a 63 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 d7 bc 3a 02    	mov    0x23abcd7(%rip),%eax        # 0x23abcdf
   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 1a 63 7b 00       	call   0x7b633b
  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
[  399.837533][ T3232] RSP: 0018:ffffc9000662eef0 EFLAGS: 00010246
[  399.838246][ T3232] RAX: 0000000000000000 RBX: ffff888005aaa000 RCX: 0000000000000001
[  399.839078][ T3232] RDX: 0000000000000000 RSI: ffffffffb0c9b941 RDI: ffffffffb04555e0
[  399.839914][ T3232] RBP: ffffc9000662efe0 R08: 0000000000000000 R09: 0000000000000000
[  399.840737][ T3232] R10: ffffc9000662f010 R11: ffffffffb1aa8918 R12: 1ffff92000cc5de2
[  399.841557][ T3232] R13: 0000000000000596 R14: ffffc9000662f010 R15: ffff888005aaaf08
[  399.842363][ T3232] FS:  00007ff973104800(0000) GS:ffff888083537000(0000) knlGS:0000000000000000
[  399.843354][ T3232] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  399.844058][ T3232] CR2: 00000000004e5de8 CR3: 00000000157f1002 CR4: 0000000000772ef0
[  399.844897][ T3232] PKRU: 55555554
[  399.845311][ T3232] Call Trace:
[  399.845727][ T3232]  <TASK>
[ 399.846034][ T3232] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 399.846568][ T3232] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 399.847141][ T3232] ? mark_held_locks (kernel/locking/lockdep.c:4328) 
[ 399.847710][ T3232] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:151 kernel/locking/spinlock.c:194) 
[ 399.848368][ T3232] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4475) 
[ 399.848936][ T3232] netif_set_mtu (net/core/dev.c:9652) 
[ 399.849475][ T3232] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 399.850036][ T3232] ? br_get_link_af_size_filtered (net/bridge/br_netlink.c:116) bridge 
[ 399.850767][ T3232] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 399.851208][ T3232] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 399.852015][ T3232] br_add_if (net/bridge/br_if.c:697) bridge 
[ 399.852643][ T3232] do_set_master (net/core/rtnetlink.c:2948) 
[ 399.853220][ T3232] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 399.853787][ T3232] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 399.854525][ T3232] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 399.855094][ T3232] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 399.855638][ T3232] ? __kernel_text_address (kernel/extable.c:79) 
[ 399.856219][ T3232] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 399.856789][ T3232] ? __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) 
[ 399.857394][ T3232] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 399.858110][ T3232] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 399.858664][ T3232] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 399.859239][ T3232] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 399.859792][ T3232] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 399.860376][ T3232] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 399.860953][ T3232] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 399.861521][ T3232] ? __create_object (mm/kmemleak.c:771) 
[ 399.862094][ T3232] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 399.862645][ T3232] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 399.863216][ T3232] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 399.863922][ T3232] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 399.864491][ T3232] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 399.865070][ T3232] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 399.865650][ T3232] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 399.866245][ T3232] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 399.866800][ T3232] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 399.867377][ T3232] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 399.867961][ T3232] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 399.868532][ T3232] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 399.869109][ T3232] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 399.869675][ T3232] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 399.870247][ T3232] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 399.870821][ T3232] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 399.871388][ T3232] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 399.871989][ T3232] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 399.872550][ T3232] ? 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) 
[ 399.873121][ T3232] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 399.873686][ T3232] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 399.874272][ T3232] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 399.874845][ T3232] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 399.875435][ T3232] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 399.876013][ T3232] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 399.876601][ T3232] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 399.877181][ T3232] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 399.877737][ T3232] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 399.878475][ T3232] ___sys_sendmsg (net/socket.c:2670) 
[ 399.879059][ T3232] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 399.879609][ T3232] ? __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) 
[ 399.880327][ T3232] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 399.880915][ T3232] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 399.881486][ T3232] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 399.882072][ T3232] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 399.882628][ T3232] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 399.883213][ T3232] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 399.883799][ T3232] __sys_sendmsg (net/socket.c:2700) 
[ 399.884366][ T3232] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 399.885072][ T3232] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 399.885656][ T3232] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 399.886228][ T3232] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 399.886794][ T3232] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[  399.887528][ T3232] RIP: 0033:0x7ff9732d11e7
[ 399.888120][ T3232] 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)
[  399.890127][ T3232] RSP: 002b:00007ffe4f201a28 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[  399.890983][ T3232] RAX: ffffffffffffffda RBX: 00007ffe4f202150 RCX: 00007ff9732d11e7
[  399.891823][ T3232] RDX: 0000000000000000 RSI: 00007ffe4f201a90 RDI: 0000000000000005
[  399.892688][ T3232] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000000
[  399.893513][ T3232] R10: 000000003471d910 R11: 0000000000000246 R12: 0000000000000004
[  399.894360][ T3232] R13: 00000000686e0d67 R14: 0000000000499600 R15: 0000000000000000
| [  413.272491][ T3259] ------------[ cut here ]------------
| [ 413.272875][ T3259] WARNING: CPU: 2 PID: 3259 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) 
| [  413.273526][ T3259] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel dummy act_gact cls_flower sch_ingress bridge stp llc 8021q vrf veth
| [  413.274950][ T3259] Tainted: [W]=WARN
[  413.275201][ T3259] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 413.275596][ T3259] 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) 
[ 413.275943][ T3259] Code: 00 00 8b 05 d7 bc 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 1a 63 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 d7 bc 3a 02    	mov    0x23abcd7(%rip),%eax        # 0x23abcdf
   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 1a 63 7b 00       	call   0x7b633b
  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
[  413.277457][ T3259] RSP: 0018:ffffc900066fef70 EFLAGS: 00010246
[  413.277875][ T3259] RAX: 0000000000000000 RBX: ffff888005aaa000 RCX: 0000000000000001
[  413.278342][ T3259] RDX: 0000000000000000 RSI: ffffffffb0c9b941 RDI: ffffffffb04555e0
[  413.278824][ T3259] RBP: ffffc900066ff058 R08: 0000000000000000 R09: 0000000000000000
[  413.279309][ T3259] R10: ffffc900066ff088 R11: ffffffffb1179160 R12: 1ffff92000cdfdf2
[  413.279786][ T3259] R13: 00000000000005dc R14: ffffc900066ff088 R15: ffff888005aaaf08
[  413.280270][ T3259] FS:  00007f5337aec800(0000) GS:ffff8880835b7000(0000) knlGS:0000000000000000
[  413.280813][ T3259] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  413.281243][ T3259] CR2: 00000000004e5de8 CR3: 000000000bf56003 CR4: 0000000000772ef0
[  413.281714][ T3259] PKRU: 55555554
[  413.281970][ T3259] Call Trace:
[  413.282265][ T3259]  <TASK>
[ 413.282441][ T3259] ? __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) 
[ 413.282874][ T3259] ? br_del_if (net/bridge/br_if.c:742) bridge 
[ 413.283260][ T3259] ? do_set_master (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:41 net/core/rtnetlink.c:2933) 
[ 413.283599][ T3259] ? do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 413.283971][ T3259] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 413.284308][ T3259] ? netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 413.284648][ T3259] ? netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 413.284995][ T3259] ? ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 413.285337][ T3259] ? ___sys_sendmsg (net/socket.c:2670) 
[ 413.285671][ T3259] ? __sys_sendmsg (net/socket.c:2700) 
[ 413.286018][ T3259] ? do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 413.286355][ T3259] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[ 413.286775][ T3259] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 413.287133][ T3259] netif_set_mtu (net/core/dev.c:9652) 
[ 413.287481][ T3259] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 413.287832][ T3259] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 413.288100][ T3259] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 413.288554][ T3259] br_del_if (net/bridge/br_if.c:743) bridge 
[ 413.288931][ T3259] ? rtnl_is_locked (net/core/rtnetlink.c:169) 
[ 413.289271][ T3259] do_set_master (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:41 net/core/rtnetlink.c:2933) 
[ 413.289607][ T3259] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 413.289953][ T3259] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 413.290371][ T3259] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 413.290704][ T3259] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 413.291047][ T3259] ? __kernel_text_address (kernel/extable.c:79) 
[ 413.291382][ T3259] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 413.291722][ T3259] ? __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) 
[ 413.292062][ T3259] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 413.292471][ T3259] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 413.292808][ T3259] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 413.293150][ T3259] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 413.293482][ T3259] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 413.293819][ T3259] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 413.294172][ T3259] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 413.294529][ T3259] ? __create_object (mm/kmemleak.c:771) 
[ 413.294886][ T3259] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 413.295224][ T3259] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 413.295553][ T3259] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 413.295976][ T3259] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 413.296316][ T3259] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 413.296653][ T3259] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 413.297005][ T3259] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 413.297356][ T3259] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 413.297694][ T3259] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 413.298035][ T3259] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 413.298371][ T3259] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 413.298703][ T3259] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 413.299048][ T3259] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 413.299387][ T3259] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 413.299737][ T3259] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 413.300080][ T3259] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 413.300416][ T3259] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 413.300757][ T3259] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 413.301100][ T3259] ? 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) 
[ 413.301432][ T3259] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 413.301769][ T3259] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 413.302122][ T3259] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 413.302460][ T3259] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 413.302795][ T3259] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 413.303138][ T3259] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 413.303475][ T3259] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 413.303813][ T3259] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 413.304164][ T3259] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 413.304596][ T3259] ___sys_sendmsg (net/socket.c:2670) 
[ 413.304939][ T3259] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 413.305273][ T3259] ? __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) 
[ 413.305685][ T3259] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 413.306034][ T3259] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 413.306369][ T3259] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 413.306707][ T3259] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 413.307056][ T3259] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 413.307405][ T3259] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 413.307745][ T3259] __sys_sendmsg (net/socket.c:2700) 
[ 413.308090][ T3259] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 413.308504][ T3259] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 413.308851][ T3259] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 413.309203][ T3259] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 413.309540][ T3259] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[  413.309941][ T3259] RIP: 0033:0x7f5337cb91e7
[ 413.310271][ T3259] 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)
[  413.311379][ T3259] RSP: 002b:00007ffd47166918 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[  413.311870][ T3259] RAX: ffffffffffffffda RBX: 00007ffd47167040 RCX: 00007f5337cb91e7
[  413.312340][ T3259] RDX: 0000000000000000 RSI: 00007ffd47166980 RDI: 0000000000000005
[  413.312810][ T3259] RBP: 0000000000000003 R08: 0000000000000003 R09: 0000000000000078
[  413.313292][ T3259] R10: 00007f5337bb6ee8 R11: 0000000000000246 R12: 0000000000000003
[  413.313769][ T3259] R13: 00000000686e0d74 R14: 0000000000499600 R15: 0000000000000000
| [  416.595029][ T3345] ------------[ cut here ]------------
| [ 416.595650][ T3345] WARNING: CPU: 2 PID: 3345 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) 
| [  416.596920][ T3345] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel dummy act_gact cls_flower sch_ingress bridge stp llc 8021q vrf veth
| [  416.599539][ T3345] Tainted: [W]=WARN
[  416.600013][ T3345] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 416.600717][ T3345] 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) 
[ 416.601342][ T3345] Code: 00 00 8b 05 d7 bc 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 1a 63 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 d7 bc 3a 02    	mov    0x23abcd7(%rip),%eax        # 0x23abcdf
   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 1a 63 7b 00       	call   0x7b633b
  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
[  416.603405][ T3345] RSP: 0018:ffffc90006aaeef0 EFLAGS: 00010246
[  416.604196][ T3345] RAX: 0000000000000000 RBX: ffff888005aaa000 RCX: 0000000000000001
[  416.605081][ T3345] RDX: 0000000000000000 RSI: ffffffffb0c9b941 RDI: ffffffffb04555e0
[  416.605973][ T3345] RBP: ffffc90006aaefe0 R08: 0000000000000000 R09: 0000000000000000
[  416.606878][ T3345] R10: ffffc90006aaf010 R11: ffffffffb1aa8918 R12: 1ffff92000d55de2
[  416.607785][ T3345] R13: 0000000000000596 R14: ffffc90006aaf010 R15: ffff888005aaaf08
[  416.608703][ T3345] FS:  00007f86f26c3800(0000) GS:ffff8880835b7000(0000) knlGS:0000000000000000
[  416.609740][ T3345] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  416.610500][ T3345] CR2: 00000000004e5de8 CR3: 00000000194ff005 CR4: 0000000000772ef0
[  416.611369][ T3345] PKRU: 55555554
[  416.611801][ T3345] Call Trace:
[  416.612255][ T3345]  <TASK>
[ 416.612601][ T3345] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 416.613222][ T3345] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 416.613819][ T3345] ? mark_held_locks (kernel/locking/lockdep.c:4328) 
[ 416.614467][ T3345] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:151 kernel/locking/spinlock.c:194) 
[ 416.615212][ T3345] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4475) 
[ 416.615837][ T3345] netif_set_mtu (net/core/dev.c:9652) 
[ 416.616435][ T3345] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 416.617070][ T3345] ? br_get_link_af_size_filtered (net/bridge/br_netlink.c:116) bridge 
[ 416.617902][ T3345] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 416.618374][ T3345] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 416.619203][ T3345] br_add_if (net/bridge/br_if.c:697) bridge 
[ 416.619939][ T3345] do_set_master (net/core/rtnetlink.c:2948) 
[ 416.620568][ T3345] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 416.621192][ T3345] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 416.621976][ T3345] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 416.622573][ T3345] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 416.623169][ T3345] ? __kernel_text_address (kernel/extable.c:79) 
[ 416.623794][ T3345] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 416.624419][ T3345] ? __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) 
[ 416.625020][ T3345] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 416.625760][ T3345] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 416.626382][ T3345] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 416.626989][ T3345] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 416.627571][ T3345] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 416.628152][ T3345] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 416.628734][ T3345] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 416.629330][ T3345] ? __create_object (mm/kmemleak.c:771) 
[ 416.629957][ T3345] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 416.630547][ T3345] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 416.631151][ T3345] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 416.631846][ T3345] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 416.632469][ T3345] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 416.633082][ T3345] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 416.633670][ T3345] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 416.634342][ T3345] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 416.634959][ T3345] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 416.635546][ T3345] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 416.636169][ T3345] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 416.636776][ T3345] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 416.637410][ T3345] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 416.638041][ T3345] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 416.638612][ T3345] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 416.639233][ T3345] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 416.639836][ T3345] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 416.640475][ T3345] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 416.641071][ T3345] ? 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) 
[ 416.641667][ T3345] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 416.642271][ T3345] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 416.642910][ T3345] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 416.643511][ T3345] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 416.644125][ T3345] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 416.644717][ T3345] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 416.645335][ T3345] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 416.645973][ T3345] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 416.646554][ T3345] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 416.647333][ T3345] ___sys_sendmsg (net/socket.c:2670) 
[ 416.647938][ T3345] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 416.648504][ T3345] ? __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) 
[ 416.649269][ T3345] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 416.649896][ T3345] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 416.650527][ T3345] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 416.651226][ T3345] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 416.651848][ T3345] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 416.652518][ T3345] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 416.653208][ T3345] __sys_sendmsg (net/socket.c:2700) 
[ 416.653792][ T3345] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 416.654499][ T3345] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 416.655120][ T3345] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 416.655746][ T3345] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 416.656446][ T3345] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[  416.657191][ T3345] RIP: 0033:0x7f86f28901e7
[ 416.657817][ T3345] 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)
[  416.659887][ T3345] RSP: 002b:00007ffd8eb8a4c8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[  416.661252][ T3345] RAX: ffffffffffffffda RBX: 00007ffd8eb8abf0 RCX: 00007f86f28901e7
[  416.662197][ T3345] RDX: 0000000000000000 RSI: 00007ffd8eb8a530 RDI: 0000000000000005
[  416.663124][ T3345] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000000
[  416.664029][ T3345] R10: 00000000032f7910 R11: 0000000000000246 R12: 0000000000000004
[  416.665371][ T3345] R13: 00000000686e0d78 R14: 0000000000499600 R15: 0000000000000000
| [  430.055822][ T3372] ------------[ cut here ]------------
| [ 430.056249][ T3372] WARNING: CPU: 2 PID: 3372 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) 
| [  430.056980][ T3372] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel dummy act_gact cls_flower sch_ingress bridge stp llc 8021q vrf veth
| [  430.058401][ T3372] Tainted: [W]=WARN
[  430.058657][ T3372] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 430.059099][ T3372] 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) 
[ 430.059439][ T3372] Code: 00 00 8b 05 d7 bc 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 1a 63 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 d7 bc 3a 02    	mov    0x23abcd7(%rip),%eax        # 0x23abcdf
   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 1a 63 7b 00       	call   0x7b633b
  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
[  430.060573][ T3372] RSP: 0018:ffffc90006b7ef70 EFLAGS: 00010246
[  430.060986][ T3372] RAX: 0000000000000000 RBX: ffff888005aaa000 RCX: 0000000000000001
[  430.061458][ T3372] RDX: 0000000000000000 RSI: ffffffffb0c9b941 RDI: ffffffffb04555e0
[  430.061939][ T3372] RBP: ffffc90006b7f058 R08: 0000000000000000 R09: 0000000000000000
[  430.062412][ T3372] R10: ffffc90006b7f088 R11: ffffffffb1179160 R12: 1ffff92000d6fdf2
[  430.062895][ T3372] R13: 00000000000005dc R14: ffffc90006b7f088 R15: ffff888005aaaf08
[  430.063379][ T3372] FS:  00007f330584b800(0000) GS:ffff8880835b7000(0000) knlGS:0000000000000000
[  430.063951][ T3372] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  430.064366][ T3372] CR2: 00000000004e5de8 CR3: 0000000016bbd001 CR4: 0000000000772ef0
[  430.064838][ T3372] PKRU: 55555554
[  430.065093][ T3372] Call Trace:
[  430.065336][ T3372]  <TASK>
[ 430.065526][ T3372] ? __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) 
[ 430.065944][ T3372] ? br_del_if (net/bridge/br_if.c:742) bridge 
[ 430.066305][ T3372] ? do_set_master (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:41 net/core/rtnetlink.c:2933) 
[ 430.066629][ T3372] ? do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 430.066968][ T3372] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 430.067288][ T3372] ? netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 430.067622][ T3372] ? netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 430.067970][ T3372] ? ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 430.068294][ T3372] ? ___sys_sendmsg (net/socket.c:2670) 
[ 430.068612][ T3372] ? __sys_sendmsg (net/socket.c:2700) 
[ 430.068940][ T3372] ? do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 430.069271][ T3372] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[ 430.069665][ T3372] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 430.070013][ T3372] netif_set_mtu (net/core/dev.c:9652) 
[ 430.070335][ T3372] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 430.070673][ T3372] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 430.070930][ T3372] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 430.071367][ T3372] br_del_if (net/bridge/br_if.c:743) bridge 
[ 430.071720][ T3372] ? rtnl_is_locked (net/core/rtnetlink.c:169) 
[ 430.072078][ T3372] do_set_master (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:41 net/core/rtnetlink.c:2933) 
[ 430.072410][ T3372] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 430.072732][ T3372] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 430.073145][ T3372] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 430.073465][ T3372] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 430.073783][ T3372] ? __kernel_text_address (kernel/extable.c:79) 
[ 430.074116][ T3372] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 430.074446][ T3372] ? __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) 
[ 430.074766][ T3372] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 430.075169][ T3372] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 430.075489][ T3372] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 430.075804][ T3372] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 430.076143][ T3372] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 430.076465][ T3372] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 430.076794][ T3372] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 430.077120][ T3372] ? __create_object (mm/kmemleak.c:771) 
[ 430.077465][ T3372] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 430.077784][ T3372] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 430.078116][ T3372] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 430.078534][ T3372] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 430.078872][ T3372] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 430.079196][ T3372] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 430.079521][ T3372] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 430.079846][ T3372] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 430.080194][ T3372] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 430.080509][ T3372] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 430.080828][ T3372] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 430.081154][ T3372] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 430.081474][ T3372] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 430.081802][ T3372] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 430.082135][ T3372] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 430.082455][ T3372] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 430.082774][ T3372] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 430.083120][ T3372] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 430.083437][ T3372] ? 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) 
[ 430.083758][ T3372] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 430.084110][ T3372] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 430.084430][ T3372] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 430.084749][ T3372] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 430.085080][ T3372] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 430.085395][ T3372] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 430.085719][ T3372] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 430.086050][ T3372] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 430.086366][ T3372] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 430.086774][ T3372] ___sys_sendmsg (net/socket.c:2670) 
[ 430.087101][ T3372] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 430.087430][ T3372] ? __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) 
[ 430.087829][ T3372] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 430.088178][ T3372] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 430.088503][ T3372] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 430.088826][ T3372] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 430.089169][ T3372] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 430.089489][ T3372] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 430.089816][ T3372] __sys_sendmsg (net/socket.c:2700) 
[ 430.090143][ T3372] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 430.090539][ T3372] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 430.090882][ T3372] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 430.091208][ T3372] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 430.091534][ T3372] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[  430.091948][ T3372] RIP: 0033:0x7f3305a181e7
[ 430.092283][ T3372] 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)
[  430.093389][ T3372] RSP: 002b:00007ffcfe9ce4b8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[  430.093879][ T3372] RAX: ffffffffffffffda RBX: 00007ffcfe9cebe0 RCX: 00007f3305a181e7
[  430.094352][ T3372] RDX: 0000000000000000 RSI: 00007ffcfe9ce520 RDI: 0000000000000005
[  430.094821][ T3372] RBP: 0000000000000003 R08: 0000000000000003 R09: 0000000000000078
[  430.095300][ T3372] R10: 00007f3305915ee8 R11: 0000000000000246 R12: 0000000000000003
[  430.095805][ T3372] R13: 00000000686e0d85 R14: 0000000000499600 R15: 0000000000000000
| [  433.841912][ T3472] ------------[ cut here ]------------
| [ 433.842276][ T3472] WARNING: CPU: 2 PID: 3472 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) 
| [  433.842974][ T3472] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel dummy act_gact cls_flower sch_ingress bridge stp llc 8021q vrf veth
| [  433.844523][ T3472] Tainted: [W]=WARN
[  433.844829][ T3472] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 433.845287][ T3472] 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) 
[ 433.845660][ T3472] Code: 00 00 8b 05 d7 bc 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 1a 63 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 d7 bc 3a 02    	mov    0x23abcd7(%rip),%eax        # 0x23abcdf
   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 1a 63 7b 00       	call   0x7b633b
  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
[  433.846910][ T3472] RSP: 0018:ffffc90006fdeef0 EFLAGS: 00010246
[  433.847368][ T3472] RAX: 0000000000000000 RBX: ffff888005aaa000 RCX: 0000000000000001
[  433.847905][ T3472] RDX: 0000000000000000 RSI: ffffffffb0c9b941 RDI: ffffffffb04555e0
[  433.848424][ T3472] RBP: ffffc90006fdefe0 R08: 0000000000000000 R09: 0000000000000000
[  433.848989][ T3472] R10: ffffc90006fdf010 R11: ffffffffb1aa8918 R12: 1ffff92000dfbde2
[  433.849516][ T3472] R13: 0000000000000596 R14: ffffc90006fdf010 R15: ffff888005aaaf08
[  433.850052][ T3472] FS:  00007fd5d4aa8800(0000) GS:ffff8880835b7000(0000) knlGS:0000000000000000
[  433.850683][ T3472] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  433.851139][ T3472] CR2: 00000000004e5de8 CR3: 00000000198e1002 CR4: 0000000000772ef0
[  433.851665][ T3472] PKRU: 55555554
[  433.851945][ T3472] Call Trace:
[  433.852216][ T3472]  <TASK>
[ 433.852405][ T3472] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 433.852802][ T3472] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 433.853210][ T3472] ? mark_held_locks (kernel/locking/lockdep.c:4328) 
[ 433.853574][ T3472] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:151 kernel/locking/spinlock.c:194) 
[ 433.854045][ T3472] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4475) 
[ 433.854402][ T3472] netif_set_mtu (net/core/dev.c:9652) 
[ 433.854818][ T3472] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 433.855204][ T3472] ? br_get_link_af_size_filtered (net/bridge/br_netlink.c:116) bridge 
[ 433.855723][ T3472] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 433.856019][ T3472] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 433.856512][ T3472] br_add_if (net/bridge/br_if.c:697) bridge 
[ 433.856954][ T3472] do_set_master (net/core/rtnetlink.c:2948) 
[ 433.857325][ T3472] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 433.857705][ T3472] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 433.858164][ T3472] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 433.858545][ T3472] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 433.858924][ T3472] ? __kernel_text_address (kernel/extable.c:79) 
[ 433.859292][ T3472] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 433.859672][ T3472] ? __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) 
[ 433.860048][ T3472] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 433.860486][ T3472] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 433.860870][ T3472] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 433.861223][ T3472] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 433.861607][ T3472] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 433.861976][ T3472] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 433.862332][ T3472] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 433.862716][ T3472] ? __create_object (mm/kmemleak.c:771) 
[ 433.863111][ T3472] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 433.863473][ T3472] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 433.863879][ T3472] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 433.864323][ T3472] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 433.864696][ T3472] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 433.865067][ T3472] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 433.865424][ T3472] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 433.865785][ T3472] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 433.866148][ T3472] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 433.866501][ T3472] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 433.866908][ T3472] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 433.867260][ T3472] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 433.867624][ T3472] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 433.867986][ T3472] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 433.868347][ T3472] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 433.868705][ T3472] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 433.869073][ T3472] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 433.869446][ T3472] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 433.869791][ T3472] ? 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) 
[ 433.870154][ T3472] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 433.870524][ T3472] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 433.870912][ T3472] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 433.871271][ T3472] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 433.871637][ T3472] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 433.872248][ T3472] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 433.872841][ T3472] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 433.873439][ T3472] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 433.874050][ T3472] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 433.874830][ T3472] ___sys_sendmsg (net/socket.c:2670) 
[ 433.875462][ T3472] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 433.876089][ T3472] ? __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) 
[ 433.876843][ T3472] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 433.877487][ T3472] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 433.878127][ T3472] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 433.878749][ T3472] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 433.879373][ T3472] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 433.880008][ T3472] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 433.880583][ T3472] __sys_sendmsg (net/socket.c:2700) 
[ 433.881094][ T3472] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 433.881570][ T3472] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 433.882101][ T3472] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 433.882463][ T3472] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 433.882836][ T3472] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[  433.883286][ T3472] RIP: 0033:0x7fd5d4c751e7
[ 433.883667][ T3472] 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)
[  433.884903][ T3472] RSP: 002b:00007ffd3729b9c8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[  433.885433][ T3472] RAX: ffffffffffffffda RBX: 00007ffd3729c0f0 RCX: 00007fd5d4c751e7
[  433.885986][ T3472] RDX: 0000000000000000 RSI: 00007ffd3729ba30 RDI: 0000000000000005
[  433.886564][ T3472] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000000
[  433.887529][ T3472] R10: 0000000031c05910 R11: 0000000000000246 R12: 0000000000000004
[  433.888227][ T3472] R13: 00000000686e0d89 R14: 0000000000499600 R15: 0000000000000000
| [  447.439725][ T3502] ------------[ cut here ]------------
| [ 447.441425][ T3502] WARNING: CPU: 1 PID: 3502 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) 
| [  447.442056][ T3502] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel dummy act_gact cls_flower sch_ingress bridge stp llc 8021q vrf veth
| [  447.443415][ T3502] Tainted: [W]=WARN
[  447.443659][ T3502] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 447.444063][ T3502] 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) 
[ 447.444384][ T3502] Code: 00 00 8b 05 d7 bc 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 1a 63 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 d7 bc 3a 02    	mov    0x23abcd7(%rip),%eax        # 0x23abcdf
   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 1a 63 7b 00       	call   0x7b633b
  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
[  447.445508][ T3502] RSP: 0018:ffffc9000709ef70 EFLAGS: 00010246
[  447.445929][ T3502] RAX: 0000000000000000 RBX: ffff888005aaa000 RCX: 0000000000000001
[  447.446400][ T3502] RDX: 0000000000000000 RSI: ffffffffb0c9b941 RDI: ffffffffb04555e0
[  447.446867][ T3502] RBP: ffffc9000709f058 R08: 0000000000000000 R09: 0000000000000000
[  447.447338][ T3502] R10: ffffc9000709f088 R11: ffffffffb1179160 R12: 1ffff92000e13df2
[  447.447804][ T3502] R13: 00000000000005dc R14: ffffc9000709f088 R15: ffff888005aaaf08
[  447.448280][ T3502] FS:  00007fe9bc4e3800(0000) GS:ffff888083537000(0000) knlGS:0000000000000000
[  447.448845][ T3502] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  447.449244][ T3502] CR2: 00000000004e5de8 CR3: 00000000154c8005 CR4: 0000000000772ef0
[  447.449704][ T3502] PKRU: 55555554
[  447.449945][ T3502] Call Trace:
[  447.450181][ T3502]  <TASK>
[ 447.450337][ T3502] ? __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) 
[ 447.450731][ T3502] ? br_del_if (net/bridge/br_if.c:742) bridge 
[ 447.451098][ T3502] ? do_set_master (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:41 net/core/rtnetlink.c:2933) 
[ 447.451410][ T3502] ? do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 447.451716][ T3502] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 447.452033][ T3502] ? netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 447.452343][ T3502] ? netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 447.452647][ T3502] ? ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 447.452972][ T3502] ? ___sys_sendmsg (net/socket.c:2670) 
[ 447.453283][ T3502] ? __sys_sendmsg (net/socket.c:2700) 
[ 447.453588][ T3502] ? do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 447.453903][ T3502] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[ 447.454291][ T3502] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 447.454615][ T3502] netif_set_mtu (net/core/dev.c:9652) 
[ 447.454934][ T3502] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 447.455262][ T3502] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 447.455499][ T3502] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 447.455935][ T3502] br_del_if (net/bridge/br_if.c:743) bridge 
[ 447.456278][ T3502] ? rtnl_is_locked (net/core/rtnetlink.c:169) 
[ 447.456588][ T3502] do_set_master (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:41 net/core/rtnetlink.c:2933) 
[ 447.456938][ T3502] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 447.457250][ T3502] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 447.457655][ T3502] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 447.457980][ T3502] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 447.458289][ T3502] ? __kernel_text_address (kernel/extable.c:79) 
[ 447.458599][ T3502] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 447.458922][ T3502] ? __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) 
[ 447.459231][ T3502] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 447.459614][ T3502] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 447.459958][ T3502] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 447.460270][ T3502] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 447.460596][ T3502] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 447.460911][ T3502] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 447.461221][ T3502] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 447.461526][ T3502] ? __create_object (mm/kmemleak.c:771) 
[ 447.461837][ T3502] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 447.462153][ T3502] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 447.462522][ T3502] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 447.462997][ T3502] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 447.463339][ T3502] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 447.463658][ T3502] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 447.463979][ T3502] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 447.464296][ T3502] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 447.464608][ T3502] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 447.464919][ T3502] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 447.465237][ T3502] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 447.465547][ T3502] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 447.465854][ T3502] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 447.466178][ T3502] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 447.466490][ T3502] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 447.466802][ T3502] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 447.467120][ T3502] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 447.467450][ T3502] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 447.467797][ T3502] ? 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) 
[ 447.468118][ T3502] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 447.468436][ T3502] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 447.468747][ T3502] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 447.469077][ T3502] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 447.469391][ T3502] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 447.469701][ T3502] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 447.470033][ T3502] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 447.470353][ T3502] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 447.470659][ T3502] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 447.471065][ T3502] ___sys_sendmsg (net/socket.c:2670) 
[ 447.471371][ T3502] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 447.471706][ T3502] ? __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) 
[ 447.472107][ T3502] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 447.472429][ T3502] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 447.472746][ T3502] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 447.473071][ T3502] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 447.473382][ T3502] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 447.473689][ T3502] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 447.474014][ T3502] __sys_sendmsg (net/socket.c:2700) 
[ 447.474322][ T3502] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 447.474712][ T3502] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 447.475043][ T3502] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 447.475354][ T3502] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 447.475690][ T3502] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[  447.476093][ T3502] RIP: 0033:0x7fe9bc6b01e7
[ 447.476448][ T3502] 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)
[  447.477616][ T3502] RSP: 002b:00007ffddd49dba8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[  447.478106][ T3502] RAX: ffffffffffffffda RBX: 00007ffddd49e2d0 RCX: 00007fe9bc6b01e7
[  447.478565][ T3502] RDX: 0000000000000000 RSI: 00007ffddd49dc10 RDI: 0000000000000005
[  447.479045][ T3502] RBP: 0000000000000003 R08: 0000000000000003 R09: 0000000000000078
[  447.479506][ T3502] R10: 00007fe9bc5adee8 R11: 0000000000000246 R12: 0000000000000003
[  447.480008][ T3502] R13: 00000000686e0d97 R14: 0000000000499600 R15: 0000000000000000
| [  449.153404][ T3535] ------------[ cut here ]------------
| [ 449.153767][ T3535] WARNING: CPU: 3 PID: 3535 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) 
| [  449.154460][ T3535] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel dummy act_gact cls_flower sch_ingress bridge stp llc 8021q vrf veth
| [  449.156000][ T3535] Tainted: [W]=WARN
[  449.156259][ T3535] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 449.156683][ T3535] 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) 
[ 449.157048][ T3535] Code: 00 00 8b 05 d7 bc 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 1a 63 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 d7 bc 3a 02    	mov    0x23abcd7(%rip),%eax        # 0x23abcdf
   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 1a 63 7b 00       	call   0x7b633b
  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
[  449.158281][ T3535] RSP: 0018:ffffc900071eead0 EFLAGS: 00010246
[  449.158711][ T3535] RAX: 0000000000000000 RBX: ffff888016c52000 RCX: 0000000000000001
[  449.159230][ T3535] RDX: 0000000000000000 RSI: ffffffffb0c9b941 RDI: ffffffffb04555e0
[  449.159733][ T3535] RBP: ffffc900071eebc0 R08: 0000000000000000 R09: 0000000000000000
[  449.160282][ T3535] R10: ffffc900071eebf0 R11: ffffffffb0008d81 R12: 1ffff92000e3dd5e
[  449.160787][ T3535] R13: 00000000000005aa R14: ffffc900071eebf0 R15: ffff888016c52f08
[  449.161305][ T3535] FS:  00007fb888195800(0000) GS:ffff888083637000(0000) knlGS:0000000000000000
[  449.161911][ T3535] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  449.162340][ T3535] CR2: 00000000004e6808 CR3: 00000000168fd005 CR4: 0000000000772ef0
[  449.162874][ T3535] PKRU: 55555554
[  449.163132][ T3535] Call Trace:
[  449.163383][ T3535]  <TASK>
[ 449.163556][ T3535] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 449.163919][ T3535] ? __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) 
[ 449.164342][ T3535] ? br_del_if (net/bridge/br_if.c:742) bridge 
[ 449.164729][ T3535] ? br_device_event (net/bridge/br.c:141) bridge 
[ 449.165119][ T3535] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 449.165456][ T3535] ? notifier_call_chain (kernel/notifier.c:85 (discriminator 2)) 
[ 449.165793][ T3535] ? __dev_change_net_namespace (net/core/dev.c:12302) 
[ 449.166219][ T3535] ? do_setlink.constprop.0 (net/core/rtnetlink.c:3045) 
[ 449.166558][ T3535] ? rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 449.166900][ T3535] ? rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 449.167235][ T3535] ? netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 449.167589][ T3535] ? netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 449.167943][ T3535] ? netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 449.168276][ T3535] ? ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 449.168615][ T3535] ? ___sys_sendmsg (net/socket.c:2670) 
[ 449.168959][ T3535] ? __sys_sendmsg (net/socket.c:2700) 
[ 449.169296][ T3535] ? do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 449.169637][ T3535] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[ 449.170073][ T3535] netif_set_mtu (net/core/dev.c:9652) 
[ 449.170415][ T3535] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 449.170774][ T3535] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 449.171041][ T3535] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 449.171501][ T3535] br_del_if (net/bridge/br_if.c:743) bridge 
[ 449.171892][ T3535] br_device_event (net/bridge/br.c:141) bridge 
[ 449.172264][ T3535] ? __pfx_br_device_event (net/bridge/br.c:29) bridge 
[ 449.172714][ T3535] ? netconsole_netdev_event (drivers/net/netconsole.c:1474) 
[ 449.173078][ T3535] notifier_call_chain (kernel/notifier.c:85 (discriminator 2)) 
[ 449.173428][ T3535] unregister_netdevice_many_notify (net/core/dev.c:12107) 
[ 449.173853][ T3535] ? __pfx_vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4473) vxlan 
[ 449.174304][ T3535] ? __pfx_unregister_netdevice_many_notify (net/core/dev.c:12032) 
[ 449.174727][ T3535] ? net_generic (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 ./include/net/netns/generic.h:48) vxlan 
[ 449.175086][ T3535] vxlan_netdevice_event (drivers/net/vxlan/vxlan_core.c:4709 drivers/net/vxlan/vxlan_core.c:4718) vxlan 
[ 449.175525][ T3535] ? __pfx_vxlan_netdevice_event (drivers/net/vxlan/vxlan_core.c:4713) vxlan 
[ 449.175971][ T3535] notifier_call_chain (kernel/notifier.c:85 (discriminator 2)) 
[ 449.176313][ T3535] __dev_change_net_namespace (net/core/dev.c:12302) 
[ 449.176745][ T3535] ? __pfx___dev_change_net_namespace (net/core/dev.c:12194) 
[ 449.177173][ T3535] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 449.177529][ T3535] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 449.177884][ T3535] ? __pfx_validate_linkmsg (net/core/rtnetlink.c:2660) 
[ 449.178227][ T3535] ? is_bpf_text_address (kernel/bpf/core.c:777) 
[ 449.178567][ T3535] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[ 449.178954][ T3535] do_setlink.constprop.0 (net/core/rtnetlink.c:3045) 
[ 449.179305][ T3535] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 449.179735][ T3535] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 449.180087][ T3535] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 449.180430][ T3535] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 449.180774][ T3535] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 449.181125][ T3535] ? __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) 
[ 449.181462][ T3535] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 449.181892][ T3535] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 449.182229][ T3535] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 449.182565][ T3535] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 449.182929][ T3535] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 449.183269][ T3535] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 449.183615][ T3535] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 449.183968][ T3535] ? __create_object (mm/kmemleak.c:771) 
[ 449.184317][ T3535] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 449.184657][ T3535] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 449.185008][ T3535] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 449.185435][ T3535] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 449.185791][ T3535] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 449.186150][ T3535] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 449.186489][ T3535] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 449.186834][ T3535] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 449.187180][ T3535] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 449.187525][ T3535] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 449.187898][ T3535] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 449.188243][ T3535] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 449.188589][ T3535] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 449.188945][ T3535] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 449.189293][ T3535] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 449.189629][ T3535] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 449.189978][ T3535] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 449.190331][ T3535] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 449.190666][ T3535] ? 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) 
[ 449.191025][ T3535] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 449.191368][ T3535] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 449.191705][ T3535] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 449.192066][ T3535] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 449.192417][ T3535] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 449.192756][ T3535] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 449.193119][ T3535] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 449.193465][ T3535] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 449.193798][ T3535] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 449.194232][ T3535] ___sys_sendmsg (net/socket.c:2670) 
[ 449.194598][ T3535] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 449.194941][ T3535] ? __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) 
[ 449.195359][ T3535] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 449.195697][ T3535] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 449.196059][ T3535] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 449.196405][ T3535] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 449.196741][ T3535] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 449.197092][ T3535] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 449.197452][ T3535] __sys_sendmsg (net/socket.c:2700) 
[ 449.197787][ T3535] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 449.198215][ T3535] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 449.198572][ T3535] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 449.198923][ T3535] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 449.199262][ T3535] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[  449.199682][ T3535] RIP: 0033:0x7fb8883621e7
[ 449.200048][ T3535] 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)
[  449.201265][ T3535] RSP: 002b:00007ffd2849a888 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[  449.201804][ T3535] RAX: ffffffffffffffda RBX: 00007ffd2849afc0 RCX: 00007fb8883621e7
[  449.202315][ T3535] RDX: 0000000000000000 RSI: 00007ffd2849a8f0 RDI: 0000000000000005
[  449.202821][ T3535] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000078
[  449.203338][ T3535] R10: 00007fb88825f498 R11: 0000000000000246 R12: 0000000000000004
[  449.203847][ T3535] R13: 00000000686e0d98 R14: 0000000000499600 R15: 0000000000000000
| [  449.267614][ T3535] ------------[ cut here ]------------
| [ 449.268044][ T3535] WARNING: CPU: 2 PID: 3535 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) 
| [  449.268754][ T3535] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel dummy act_gact cls_flower sch_ingress bridge stp llc 8021q vrf veth
| [  449.270413][ T3535] Tainted: [W]=WARN
[  449.270695][ T3535] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 449.271162][ T3535] 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) 
[ 449.271541][ T3535] Code: 00 00 8b 05 d7 bc 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 1a 63 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 d7 bc 3a 02    	mov    0x23abcd7(%rip),%eax        # 0x23abcdf
   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 1a 63 7b 00       	call   0x7b633b
  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
[  449.272809][ T3535] RSP: 0018:ffffc900071eead0 EFLAGS: 00010246
[  449.273295][ T3535] RAX: 0000000000000000 RBX: ffff888016c52000 RCX: 0000000000000001
[  449.273848][ T3535] RDX: 0000000000000000 RSI: ffffffffb0c9b941 RDI: ffffffffb04555e0
[  449.274407][ T3535] RBP: ffffc900071eebc0 R08: 0000000000000000 R09: 0000000000000000
[  449.274964][ T3535] R10: ffffc900071eebf0 R11: ffffffffb1179160 R12: 1ffff92000e3dd5e
[  449.275511][ T3535] R13: 00000000000005dc R14: ffffc900071eebf0 R15: ffff888016c52f08
[  449.276081][ T3535] FS:  00007fb888195800(0000) GS:ffff8880835b7000(0000) knlGS:0000000000000000
[  449.276715][ T3535] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  449.277203][ T3535] CR2: 000056424a505dec CR3: 00000000168fd006 CR4: 0000000000772ef0
[  449.277770][ T3535] PKRU: 55555554
[  449.278065][ T3535] Call Trace:
[  449.278365][ T3535]  <TASK>
[ 449.278558][ T3535] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 449.278939][ T3535] ? __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) 
[ 449.279392][ T3535] ? br_del_if (net/bridge/br_if.c:742) bridge 
[ 449.279812][ T3535] ? br_device_event (net/bridge/br.c:141) bridge 
[ 449.280228][ T3535] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 449.280593][ T3535] ? notifier_call_chain (kernel/notifier.c:85 (discriminator 2)) 
[ 449.280993][ T3535] ? __dev_change_net_namespace (net/core/dev.c:12302) 
[ 449.281444][ T3535] ? do_setlink.constprop.0 (net/core/rtnetlink.c:3045) 
[ 449.281810][ T3535] ? rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 449.282190][ T3535] ? rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 449.282549][ T3535] ? netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 449.282929][ T3535] ? netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 449.283291][ T3535] ? netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 449.283658][ T3535] ? ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 449.284041][ T3535] ? ___sys_sendmsg (net/socket.c:2670) 
[ 449.284404][ T3535] ? __sys_sendmsg (net/socket.c:2700) 
[ 449.284769][ T3535] ? do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 449.285162][ T3535] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[ 449.285630][ T3535] netif_set_mtu (net/core/dev.c:9652) 
[ 449.286013][ T3535] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 449.286395][ T3535] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 449.286685][ T3535] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 449.287191][ T3535] br_del_if (net/bridge/br_if.c:743) bridge 
[ 449.287604][ T3535] br_device_event (net/bridge/br.c:141) bridge 
[ 449.288019][ T3535] ? __pfx_br_device_event (net/bridge/br.c:29) bridge 
[ 449.288501][ T3535] ? netconsole_netdev_event (drivers/net/netconsole.c:1474) 
[ 449.288902][ T3535] notifier_call_chain (kernel/notifier.c:85 (discriminator 2)) 
[ 449.289282][ T3535] unregister_netdevice_many_notify (net/core/dev.c:12107) 
[ 449.289744][ T3535] ? __pfx_vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4473) vxlan 
[ 449.290239][ T3535] ? __pfx_unregister_netdevice_many_notify (net/core/dev.c:12032) 
[ 449.290697][ T3535] ? net_generic (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 ./include/net/netns/generic.h:48) vxlan 
[ 449.291087][ T3535] vxlan_netdevice_event (drivers/net/vxlan/vxlan_core.c:4709 drivers/net/vxlan/vxlan_core.c:4718) vxlan 
[ 449.291550][ T3535] ? __pfx_vxlan_netdevice_event (drivers/net/vxlan/vxlan_core.c:4713) vxlan 
[ 449.292030][ T3535] notifier_call_chain (kernel/notifier.c:85 (discriminator 2)) 
[ 449.292410][ T3535] __dev_change_net_namespace (net/core/dev.c:12302) 
[ 449.292943][ T3535] ? __pfx___dev_change_net_namespace (net/core/dev.c:12194) 
[ 449.293394][ T3535] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 449.293767][ T3535] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 449.294150][ T3535] ? __pfx_validate_linkmsg (net/core/rtnetlink.c:2660) 
[ 449.294515][ T3535] ? is_bpf_text_address (kernel/bpf/core.c:777) 
[ 449.294898][ T3535] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[ 449.295285][ T3535] do_setlink.constprop.0 (net/core/rtnetlink.c:3045) 
[ 449.295659][ T3535] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 449.296156][ T3535] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 449.296525][ T3535] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 449.296921][ T3535] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 449.297295][ T3535] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 449.297680][ T3535] ? __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) 
[ 449.298062][ T3535] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 449.298513][ T3535] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 449.298889][ T3535] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 449.299253][ T3535] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 449.299618][ T3535] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 449.299995][ T3535] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 449.300362][ T3535] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 449.300755][ T3535] ? __create_object (mm/kmemleak.c:771) 
[ 449.301158][ T3535] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 449.301524][ T3535] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 449.301904][ T3535] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 449.302353][ T3535] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 449.302724][ T3535] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 449.303104][ T3535] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 449.303474][ T3535] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 449.303852][ T3535] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 449.304232][ T3535] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 449.304590][ T3535] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 449.304985][ T3535] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 449.305357][ T3535] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 449.305731][ T3535] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 449.306116][ T3535] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 449.306490][ T3535] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 449.306868][ T3535] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 449.307239][ T3535] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 449.307635][ T3535] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 449.308016][ T3535] ? 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) 
[ 449.308383][ T3535] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 449.308753][ T3535] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 449.309147][ T3535] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 449.309529][ T3535] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 449.309924][ T3535] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 449.310300][ T3535] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 449.310674][ T3535] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 449.311070][ T3535] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 449.311434][ T3535] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 449.311920][ T3535] ___sys_sendmsg (net/socket.c:2670) 
[ 449.312286][ T3535] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 449.312649][ T3535] ? __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) 
[ 449.313133][ T3535] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 449.313503][ T3535] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 449.313881][ T3535] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 449.314254][ T3535] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 449.314619][ T3535] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 449.315000][ T3535] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 449.315377][ T3535] __sys_sendmsg (net/socket.c:2700) 
[ 449.315740][ T3535] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 449.316207][ T3535] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 449.316583][ T3535] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 449.316974][ T3535] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 449.317363][ T3535] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[  449.317818][ T3535] RIP: 0033:0x7fb8883621e7
[ 449.318208][ T3535] 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)
[  449.319467][ T3535] RSP: 002b:00007ffd2849a888 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[  449.320022][ T3535] RAX: ffffffffffffffda RBX: 00007ffd2849afc0 RCX: 00007fb8883621e7
[  449.320567][ T3535] RDX: 0000000000000000 RSI: 00007ffd2849a8f0 RDI: 0000000000000005
[  449.321139][ T3535] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000078
[  449.321678][ T3535] R10: 00007fb88825f498 R11: 0000000000000246 R12: 0000000000000004
[  449.322240][ T3535] R13: 00000000686e0d98 R14: 0000000000499600 R15: 0000000000000000
| [  449.980270][ T3540] ------------[ cut here ]------------
| [ 449.980639][ T3540] WARNING: CPU: 1 PID: 3540 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) 
| [  449.981381][ T3540] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel dummy act_gact cls_flower sch_ingress bridge stp llc 8021q vrf veth
| [  449.982971][ T3540] Tainted: [W]=WARN
[  449.983238][ T3540] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 449.983713][ T3540] 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) 
[ 449.984093][ T3540] Code: 00 00 8b 05 d7 bc 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 1a 63 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 d7 bc 3a 02    	mov    0x23abcd7(%rip),%eax        # 0x23abcdf
   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 1a 63 7b 00       	call   0x7b633b
  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
[  449.985364][ T3540] RSP: 0018:ffffc9000711ead0 EFLAGS: 00010246
[  449.985807][ T3540] RAX: 0000000000000000 RBX: ffff888004dfa000 RCX: 0000000000000001
[  449.986339][ T3540] RDX: 0000000000000000 RSI: ffffffffb0c9b941 RDI: ffffffffb04555e0
[  449.986880][ T3540] RBP: ffffc9000711ebc0 R08: 0000000000000000 R09: 0000000000000000
[  449.987466][ T3540] R10: ffffc9000711ebf0 R11: ffffffffb1179160 R12: 1ffff92000e23d5e
[  449.988002][ T3540] R13: 00000000000005aa R14: ffffc9000711ebf0 R15: ffff888004dfaf08
[  449.988522][ T3540] FS:  00007f1b4a89d800(0000) GS:ffff888083537000(0000) knlGS:0000000000000000
[  449.989160][ T3540] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  449.989619][ T3540] CR2: 00000000004e67f8 CR3: 0000000019991001 CR4: 0000000000772ef0
[  449.990154][ T3540] PKRU: 55555554
[  449.990416][ T3540] Call Trace:
[  449.990677][ T3540]  <TASK>
[ 449.990868][ T3540] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 449.991226][ T3540] ? __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) 
[ 449.991697][ T3540] ? br_del_if (net/bridge/br_if.c:742) bridge 
[ 449.992109][ T3540] ? br_device_event (net/bridge/br.c:141) bridge 
[ 449.992492][ T3540] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 449.992847][ T3540] ? notifier_call_chain (kernel/notifier.c:85 (discriminator 2)) 
[ 449.993224][ T3540] ? __dev_change_net_namespace (net/core/dev.c:12302) 
[ 449.993656][ T3540] ? do_setlink.constprop.0 (net/core/rtnetlink.c:3045) 
[ 449.994014][ T3540] ? rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 449.994371][ T3540] ? rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 449.994717][ T3540] ? netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 449.995074][ T3540] ? netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 449.995451][ T3540] ? netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 449.995801][ T3540] ? ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 449.996163][ T3540] ? ___sys_sendmsg (net/socket.c:2670) 
[ 449.996510][ T3540] ? __sys_sendmsg (net/socket.c:2700) 
[ 449.996851][ T3540] ? do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 449.997232][ T3540] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[ 449.997685][ T3540] netif_set_mtu (net/core/dev.c:9652) 
[ 449.998047][ T3540] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 449.998411][ T3540] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 449.998677][ T3540] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 449.999162][ T3540] br_del_if (net/bridge/br_if.c:743) bridge 
[ 449.999587][ T3540] br_device_event (net/bridge/br.c:141) bridge 
[ 449.999992][ T3540] ? __pfx_br_device_event (net/bridge/br.c:29) bridge 
[ 450.000462][ T3540] ? netconsole_netdev_event (drivers/net/netconsole.c:1474) 
[ 450.000826][ T3540] notifier_call_chain (kernel/notifier.c:85 (discriminator 2)) 
[ 450.001211][ T3540] unregister_netdevice_many_notify (net/core/dev.c:12107) 
[ 450.001653][ T3540] ? __pfx_vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4473) vxlan 
[ 450.002115][ T3540] ? __pfx_unregister_netdevice_many_notify (net/core/dev.c:12032) 
[ 450.002567][ T3540] ? net_generic (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 ./include/net/netns/generic.h:48) vxlan 
[ 450.002940][ T3540] vxlan_netdevice_event (drivers/net/vxlan/vxlan_core.c:4709 drivers/net/vxlan/vxlan_core.c:4718) vxlan 
[ 450.003432][ T3540] ? __pfx_vxlan_netdevice_event (drivers/net/vxlan/vxlan_core.c:4713) vxlan 
[ 450.003902][ T3540] notifier_call_chain (kernel/notifier.c:85 (discriminator 2)) 
[ 450.004257][ T3540] __dev_change_net_namespace (net/core/dev.c:12302) 
[ 450.004702][ T3540] ? __pfx___dev_change_net_namespace (net/core/dev.c:12194) 
[ 450.005164][ T3540] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 450.005526][ T3540] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 450.005894][ T3540] ? __pfx_validate_linkmsg (net/core/rtnetlink.c:2660) 
[ 450.006249][ T3540] ? is_bpf_text_address (kernel/bpf/core.c:777) 
[ 450.006608][ T3540] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[ 450.006974][ T3540] do_setlink.constprop.0 (net/core/rtnetlink.c:3045) 
[ 450.007366][ T3540] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 450.007832][ T3540] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 450.008193][ T3540] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 450.008539][ T3540] ? __kernel_text_address (kernel/extable.c:79) 
[ 450.008916][ T3540] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 450.009268][ T3540] ? __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) 
[ 450.009614][ T3540] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 450.010057][ T3540] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 450.010415][ T3540] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 450.010767][ T3540] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 450.011124][ T3540] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 450.011507][ T3540] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 450.011877][ T3540] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 450.012354][ T3540] ? __create_object (mm/kmemleak.c:771) 
[ 450.012913][ T3540] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 450.013504][ T3540] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 450.014100][ T3540] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 450.014840][ T3540] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 450.015480][ T3540] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 450.016130][ T3540] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 450.016742][ T3540] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 450.017406][ T3540] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 450.017770][ T3540] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 450.018137][ T3540] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 450.018504][ T3540] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 450.018853][ T3540] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 450.019220][ T3540] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 450.019570][ T3540] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 450.019930][ T3540] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 450.020282][ T3540] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 450.020631][ T3540] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 450.021025][ T3540] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 450.021382][ T3540] ? 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) 
[ 450.021733][ T3540] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 450.022096][ T3540] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 450.022441][ T3540] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 450.022797][ T3540] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 450.023155][ T3540] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 450.023511][ T3540] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 450.023881][ T3540] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 450.024237][ T3540] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 450.024581][ T3540] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 450.025052][ T3540] ___sys_sendmsg (net/socket.c:2670) 
[ 450.025401][ T3540] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 450.025750][ T3540] ? __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) 
[ 450.026203][ T3540] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 450.026554][ T3540] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 450.026912][ T3540] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 450.027269][ T3540] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 450.027680][ T3540] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 450.028043][ T3540] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 450.028406][ T3540] __sys_sendmsg (net/socket.c:2700) 
[ 450.028758][ T3540] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 450.029222][ T3540] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 450.029589][ T3540] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 450.029954][ T3540] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 450.030309][ T3540] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[  450.030746][ T3540] RIP: 0033:0x7f1b4aa6a1e7
[ 450.031138][ T3540] 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)
[  450.032399][ T3540] RSP: 002b:00007ffd61edf438 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[  450.032953][ T3540] RAX: ffffffffffffffda RBX: 00007ffd61edfb70 RCX: 00007f1b4aa6a1e7
[  450.033483][ T3540] RDX: 0000000000000000 RSI: 00007ffd61edf4a0 RDI: 0000000000000005
[  450.034023][ T3540] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000078
[  450.034543][ T3540] R10: 00007f1b4a967498 R11: 0000000000000246 R12: 0000000000000004
[  450.035079][ T3540] R13: 00000000686e0d99 R14: 0000000000499600 R15: 0000000000000000
| [  450.068832][ T3540] ------------[ cut here ]------------
| [ 450.070710][ T3540] WARNING: CPU: 1 PID: 3540 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) 
| [  450.071581][ T3540] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel dummy act_gact cls_flower sch_ingress bridge stp llc 8021q vrf veth
| [  450.073133][ T3540] Tainted: [W]=WARN
[  450.073444][ T3540] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 450.073895][ T3540] 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) 
[ 450.074258][ T3540] Code: 00 00 8b 05 d7 bc 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 1a 63 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 d7 bc 3a 02    	mov    0x23abcd7(%rip),%eax        # 0x23abcdf
   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 1a 63 7b 00       	call   0x7b633b
  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
[  450.075515][ T3540] RSP: 0018:ffffc9000711ead0 EFLAGS: 00010246
[  450.075984][ T3540] RAX: 0000000000000000 RBX: ffff888004dfa000 RCX: 0000000000000001
[  450.076514][ T3540] RDX: 0000000000000000 RSI: ffffffffb0c9b941 RDI: ffffffffb04555e0
[  450.077050][ T3540] RBP: ffffc9000711ebc0 R08: 0000000000000000 R09: 0000000000000000
[  450.077598][ T3540] R10: ffffc9000711ebf0 R11: ffffffffb1179160 R12: 1ffff92000e23d5e
[  450.078143][ T3540] R13: 00000000000005dc R14: ffffc9000711ebf0 R15: ffff888004dfaf08
[  450.078676][ T3540] FS:  00007f1b4a89d800(0000) GS:ffff888083537000(0000) knlGS:0000000000000000
[  450.079306][ T3540] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  450.079756][ T3540] CR2: 00000000004e67f8 CR3: 0000000019991001 CR4: 0000000000772ef0
[  450.080306][ T3540] PKRU: 55555554
[  450.080575][ T3540] Call Trace:
[  450.080840][ T3540]  <TASK>
[ 450.081027][ T3540] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 450.081385][ T3540] ? __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) 
[ 450.081828][ T3540] ? br_del_if (net/bridge/br_if.c:742) bridge 
[ 450.082236][ T3540] ? br_device_event (net/bridge/br.c:141) bridge 
[ 450.082623][ T3540] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 450.082994][ T3540] ? notifier_call_chain (kernel/notifier.c:85 (discriminator 2)) 
[ 450.083359][ T3540] ? __dev_change_net_namespace (net/core/dev.c:12302) 
[ 450.083798][ T3540] ? do_setlink.constprop.0 (net/core/rtnetlink.c:3045) 
[ 450.084167][ T3540] ? rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 450.084517][ T3540] ? rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 450.084878][ T3540] ? netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 450.085238][ T3540] ? netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 450.085596][ T3540] ? netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 450.085958][ T3540] ? ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 450.086323][ T3540] ? ___sys_sendmsg (net/socket.c:2670) 
[ 450.086676][ T3540] ? __sys_sendmsg (net/socket.c:2700) 
[ 450.087043][ T3540] ? do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 450.087408][ T3540] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[ 450.087878][ T3540] netif_set_mtu (net/core/dev.c:9652) 
[ 450.088235][ T3540] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 450.088616][ T3540] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 450.088899][ T3540] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 450.089381][ T3540] br_del_if (net/bridge/br_if.c:743) bridge 
[ 450.089769][ T3540] br_device_event (net/bridge/br.c:141) bridge 
[ 450.090168][ T3540] ? __pfx_br_device_event (net/bridge/br.c:29) bridge 
[ 450.090639][ T3540] ? netconsole_netdev_event (drivers/net/netconsole.c:1474) 
[ 450.091014][ T3540] notifier_call_chain (kernel/notifier.c:85 (discriminator 2)) 
[ 450.091382][ T3540] unregister_netdevice_many_notify (net/core/dev.c:12107) 
[ 450.091825][ T3540] ? __pfx_vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4473) vxlan 
[ 450.092292][ T3540] ? __pfx_unregister_netdevice_many_notify (net/core/dev.c:12032) 
[ 450.092740][ T3540] ? net_generic (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 ./include/net/netns/generic.h:48) vxlan 
[ 450.093117][ T3540] vxlan_netdevice_event (drivers/net/vxlan/vxlan_core.c:4709 drivers/net/vxlan/vxlan_core.c:4718) vxlan 
[ 450.093569][ T3540] ? __pfx_vxlan_netdevice_event (drivers/net/vxlan/vxlan_core.c:4713) vxlan 
[ 450.094044][ T3540] notifier_call_chain (kernel/notifier.c:85 (discriminator 2)) 
[ 450.094407][ T3540] __dev_change_net_namespace (net/core/dev.c:12302) 
[ 450.094871][ T3540] ? __pfx___dev_change_net_namespace (net/core/dev.c:12194) 
[ 450.095310][ T3540] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 450.095671][ T3540] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 450.096038][ T3540] ? __pfx_validate_linkmsg (net/core/rtnetlink.c:2660) 
[ 450.096398][ T3540] ? is_bpf_text_address (kernel/bpf/core.c:777) 
[ 450.096757][ T3540] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[ 450.097124][ T3540] do_setlink.constprop.0 (net/core/rtnetlink.c:3045) 
[ 450.097489][ T3540] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 450.097946][ T3540] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 450.098300][ T3540] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 450.098652][ T3540] ? __kernel_text_address (kernel/extable.c:79) 
[ 450.099024][ T3540] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 450.099383][ T3540] ? __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) 
[ 450.099741][ T3540] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 450.100197][ T3540] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 450.100554][ T3540] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 450.100913][ T3540] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 450.101267][ T3540] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 450.101620][ T3540] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 450.101987][ T3540] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 450.102343][ T3540] ? __create_object (mm/kmemleak.c:771) 
[ 450.102698][ T3540] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 450.103073][ T3540] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 450.103430][ T3540] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 450.103894][ T3540] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 450.104253][ T3540] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 450.104620][ T3540] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 450.104982][ T3540] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 450.105341][ T3540] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 450.105695][ T3540] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 450.106056][ T3540] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 450.106408][ T3540] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 450.106757][ T3540] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 450.107124][ T3540] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 450.107499][ T3540] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 450.107882][ T3540] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 450.108243][ T3540] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 450.108599][ T3540] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 450.108980][ T3540] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 450.109333][ T3540] ? 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) 
[ 450.109687][ T3540] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 450.110060][ T3540] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 450.110415][ T3540] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 450.110774][ T3540] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 450.111145][ T3540] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 450.111501][ T3540] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 450.111894][ T3540] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 450.112258][ T3540] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 450.112616][ T3540] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 450.113085][ T3540] ___sys_sendmsg (net/socket.c:2670) 
[ 450.113438][ T3540] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 450.113795][ T3540] ? __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) 
[ 450.114246][ T3540] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 450.114602][ T3540] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 450.114968][ T3540] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 450.115338][ T3540] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 450.115692][ T3540] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 450.116055][ T3540] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 450.116416][ T3540] __sys_sendmsg (net/socket.c:2700) 
[ 450.116769][ T3540] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 450.117216][ T3540] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 450.117608][ T3540] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 450.117974][ T3540] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 450.118335][ T3540] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[  450.118780][ T3540] RIP: 0033:0x7f1b4aa6a1e7
[ 450.119161][ T3540] 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)
[  450.120429][ T3540] RSP: 002b:00007ffd61edf438 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[  450.120979][ T3540] RAX: ffffffffffffffda RBX: 00007ffd61edfb70 RCX: 00007f1b4aa6a1e7
[  450.121511][ T3540] RDX: 0000000000000000 RSI: 00007ffd61edf4a0 RDI: 0000000000000005
[  450.122049][ T3540] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000078
[  450.122582][ T3540] R10: 00007f1b4a967498 R11: 0000000000000246 R12: 0000000000000004
[  450.123127][ T3540] R13: 00000000686e0d99 R14: 0000000000499600 R15: 0000000000000000
| [  451.808805][ T3563] ------------[ cut here ]------------
| [ 451.809955][ T3563] WARNING: CPU: 2 PID: 3563 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) 
| [  451.810631][ T3563] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel dummy act_gact cls_flower sch_ingress bridge stp llc 8021q vrf veth
| [  451.812100][ T3563] Tainted: [W]=WARN
[  451.812375][ T3563] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 451.812803][ T3563] 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) 
[ 451.813170][ T3563] Code: 00 00 8b 05 d7 bc 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 1a 63 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 d7 bc 3a 02    	mov    0x23abcd7(%rip),%eax        # 0x23abcdf
   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 1a 63 7b 00       	call   0x7b633b
  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
[  451.814360][ T3563] RSP: 0018:ffffc900071aef70 EFLAGS: 00010246
[  451.814782][ T3563] RAX: 0000000000000000 RBX: ffff888005aaa000 RCX: 0000000000000001
[  451.815316][ T3563] RDX: 0000000000000000 RSI: ffffffffb0c9b941 RDI: ffffffffb04555e0
[  451.815829][ T3563] RBP: ffffc900071af058 R08: 0000000000000000 R09: 0000000000000000
[  451.816407][ T3563] R10: ffffc900071af088 R11: ffffffffb1179160 R12: 1ffff92000e35df2
[  451.816924][ T3563] R13: 00000000000005dc R14: ffffc900071af088 R15: ffff888005aaaf08
[  451.817447][ T3563] FS:  00007fa7b236b800(0000) GS:ffff8880835b7000(0000) knlGS:0000000000000000
[  451.818024][ T3563] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  451.818429][ T3563] CR2: 00000000004e5aa8 CR3: 0000000019584002 CR4: 0000000000772ef0
[  451.818928][ T3563] PKRU: 55555554
[  451.819185][ T3563] Call Trace:
[  451.819440][ T3563]  <TASK>
[ 451.819619][ T3563] ? __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) 
[ 451.820045][ T3563] ? br_del_if (net/bridge/br_if.c:742) bridge 
[ 451.820449][ T3563] ? do_set_master (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:41 net/core/rtnetlink.c:2933) 
[ 451.820774][ T3563] ? do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 451.821109][ T3563] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 451.821434][ T3563] ? netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 451.821761][ T3563] ? netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 451.822104][ T3563] ? ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 451.822440][ T3563] ? ___sys_sendmsg (net/socket.c:2670) 
[ 451.822778][ T3563] ? __sys_sendmsg (net/socket.c:2700) 
[ 451.823125][ T3563] ? do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 451.823454][ T3563] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[ 451.823846][ T3563] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 451.824183][ T3563] netif_set_mtu (net/core/dev.c:9652) 
[ 451.824545][ T3563] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 451.824897][ T3563] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 451.825144][ T3563] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 451.825580][ T3563] br_del_if (net/bridge/br_if.c:743) bridge 
[ 451.825954][ T3563] ? rtnl_is_locked (net/core/rtnetlink.c:169) 
[ 451.826273][ T3563] do_set_master (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:41 net/core/rtnetlink.c:2933) 
[ 451.826606][ T3563] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 451.826950][ T3563] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 451.827360][ T3563] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 451.827699][ T3563] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 451.828027][ T3563] ? __kernel_text_address (kernel/extable.c:79) 
[ 451.828350][ T3563] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 451.828673][ T3563] ? __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) 
[ 451.829002][ T3563] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 451.829388][ T3563] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 451.829713][ T3563] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 451.830045][ T3563] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 451.830362][ T3563] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 451.830681][ T3563] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 451.831009][ T3563] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 451.831321][ T3563] ? __create_object (mm/kmemleak.c:771) 
[ 451.831647][ T3563] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 451.831974][ T3563] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 451.832298][ T3563] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 451.832686][ T3563] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 451.833020][ T3563] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 451.833341][ T3563] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 451.833660][ T3563] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 451.833993][ T3563] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 451.834310][ T3563] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 451.834624][ T3563] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 451.834960][ T3563] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 451.835274][ T3563] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 451.835593][ T3563] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 451.835921][ T3563] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 451.836243][ T3563] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 451.836561][ T3563] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 451.836893][ T3563] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 451.837237][ T3563] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 451.837568][ T3563] ? 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) 
[ 451.837906][ T3563] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 451.838226][ T3563] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 451.838541][ T3563] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 451.838877][ T3563] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 451.839204][ T3563] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 451.839527][ T3563] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 451.839868][ T3563] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 451.840195][ T3563] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 451.840511][ T3563] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 451.840929][ T3563] ___sys_sendmsg (net/socket.c:2670) 
[ 451.841246][ T3563] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 451.841562][ T3563] ? __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) 
[ 451.841975][ T3563] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 451.842295][ T3563] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 451.842622][ T3563] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 451.842953][ T3563] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 451.843271][ T3563] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 451.843585][ T3563] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 451.843929][ T3563] __sys_sendmsg (net/socket.c:2700) 
[ 451.844245][ T3563] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 451.844649][ T3563] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 451.844990][ T3563] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 451.845312][ T3563] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 451.845628][ T3563] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[  451.846031][ T3563] RIP: 0033:0x7fa7b25381e7
[ 451.846357][ T3563] 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)
[  451.847484][ T3563] RSP: 002b:00007fff80fdc9e8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[  451.847969][ T3563] RAX: ffffffffffffffda RBX: 00007fff80fdd110 RCX: 00007fa7b25381e7
[  451.848437][ T3563] RDX: 0000000000000000 RSI: 00007fff80fdca50 RDI: 0000000000000005
[  451.848920][ T3563] RBP: 0000000000000003 R08: 0000000000000003 R09: 0000000000000078
[  451.849388][ T3563] R10: 00007fa7b2435ee8 R11: 0000000000000246 R12: 0000000000000003
[  451.849866][ T3563] R13: 00000000686e0d9b R14: 0000000000499600 R15: 0000000000000000
| [  453.245656][ T3581] ------------[ cut here ]------------
| [ 453.246024][ T3581] WARNING: CPU: 3 PID: 3581 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) 
| [  453.246667][ T3581] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel dummy act_gact cls_flower sch_ingress bridge stp llc 8021q vrf veth
| [  453.248367][ T3581] Tainted: [W]=WARN
[  453.248723][ T3581] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 453.249820][ T3581] 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) 
[ 453.250277][ T3581] Code: 00 00 8b 05 d7 bc 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 1a 63 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 d7 bc 3a 02    	mov    0x23abcd7(%rip),%eax        # 0x23abcdf
   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 1a 63 7b 00       	call   0x7b633b
  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
[  453.251602][ T3581] RSP: 0018:ffffc9000727ef70 EFLAGS: 00010246
[  453.252100][ T3581] RAX: 0000000000000000 RBX: ffff888017312000 RCX: 0000000000000001
[  453.252694][ T3581] RDX: 0000000000000000 RSI: ffffffffb0c9b941 RDI: ffffffffb04555e0
[  453.253247][ T3581] RBP: ffffc9000727f058 R08: 0000000000000000 R09: 0000000000000000
[  453.253934][ T3581] R10: ffffc9000727f088 R11: ffffffffb1179160 R12: 1ffff92000e4fdf2
[  453.254412][ T3581] R13: 00000000000005dc R14: ffffc9000727f088 R15: ffff888017312f08
[  453.254898][ T3581] FS:  00007fafba3ec800(0000) GS:ffff888083637000(0000) knlGS:0000000000000000
[  453.255613][ T3581] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  453.256053][ T3581] CR2: 00000000004e6300 CR3: 00000000098a2004 CR4: 0000000000772ef0
[  453.256612][ T3581] PKRU: 55555554
[  453.256848][ T3581] Call Trace:
[  453.257102][ T3581]  <TASK>
[ 453.257261][ T3581] ? __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) 
[ 453.257811][ T3581] ? br_del_if (net/bridge/br_if.c:742) bridge 
[ 453.258290][ T3581] ? do_set_master (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:41 net/core/rtnetlink.c:2933) 
[ 453.258618][ T3581] ? do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 453.258938][ T3581] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 453.259243][ T3581] ? netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 453.259570][ T3581] ? netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 453.259885][ T3581] ? ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 453.260193][ T3581] ? ___sys_sendmsg (net/socket.c:2670) 
[ 453.260515][ T3581] ? __sys_sendmsg (net/socket.c:2700) 
[ 453.260834][ T3581] ? do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 453.261157][ T3581] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[ 453.261599][ T3581] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 453.262039][ T3581] netif_set_mtu (net/core/dev.c:9652) 
[ 453.262363][ T3581] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 453.262756][ T3581] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 453.263071][ T3581] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 453.263624][ T3581] br_del_if (net/bridge/br_if.c:743) bridge 
[ 453.264068][ T3581] ? rtnl_is_locked (net/core/rtnetlink.c:169) 
[ 453.264505][ T3581] do_set_master (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:41 net/core/rtnetlink.c:2933) 
[ 453.264900][ T3581] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 453.265214][ T3581] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 453.265700][ T3581] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 453.266040][ T3581] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 453.266349][ T3581] ? __kernel_text_address (kernel/extable.c:79) 
[ 453.266668][ T3581] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 453.266986][ T3581] ? __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) 
[ 453.267294][ T3581] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 453.267714][ T3581] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 453.268035][ T3581] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 453.268338][ T3581] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 453.268681][ T3581] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 453.269033][ T3581] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 453.269344][ T3581] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 453.269756][ T3581] ? __create_object (mm/kmemleak.c:771) 
[ 453.270102][ T3581] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 453.270451][ T3581] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 453.270792][ T3581] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 453.271180][ T3581] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 453.271507][ T3581] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 453.271822][ T3581] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 453.272168][ T3581] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 453.272551][ T3581] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 453.272888][ T3581] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 453.273199][ T3581] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 453.273519][ T3581] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 453.273825][ T3581] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 453.274144][ T3581] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 453.274453][ T3581] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 453.274780][ T3581] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 453.275102][ T3581] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 453.275478][ T3581] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 453.275951][ T3581] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 453.276347][ T3581] ? 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) 
[ 453.276688][ T3581] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 453.277030][ T3581] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 453.277347][ T3581] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 453.277679][ T3581] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 453.278007][ T3581] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 453.278316][ T3581] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 453.278654][ T3581] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 453.278977][ T3581] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 453.279279][ T3581] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 453.279701][ T3581] ___sys_sendmsg (net/socket.c:2670) 
[ 453.280017][ T3581] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 453.280331][ T3581] ? __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) 
[ 453.280763][ T3581] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 453.281104][ T3581] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 453.281434][ T3581] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 453.281831][ T3581] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 453.282198][ T3581] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 453.282576][ T3581] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 453.282949][ T3581] __sys_sendmsg (net/socket.c:2700) 
[ 453.283310][ T3581] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 453.283735][ T3581] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 453.284162][ T3581] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 453.284605][ T3581] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 453.285012][ T3581] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[  453.285412][ T3581] RIP: 0033:0x7fafba5b91e7
[ 453.285794][ T3581] 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)
[  453.287054][ T3581] RSP: 002b:00007ffe0c5426b8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[  453.287568][ T3581] RAX: ffffffffffffffda RBX: 00007ffe0c542de0 RCX: 00007fafba5b91e7
[  453.288060][ T3581] RDX: 0000000000000000 RSI: 00007ffe0c542720 RDI: 0000000000000005
[  453.288580][ T3581] RBP: 0000000000000003 R08: 0000000000000003 R09: 0000000000000078
[  453.289071][ T3581] R10: 00007fafba4b6ee8 R11: 0000000000000246 R12: 0000000000000003
[  453.289609][ T3581] R13: 00000000686e0d9c R14: 0000000000499600 R15: 0000000000000000
| [  454.253310][ T3591] ------------[ cut here ]------------
| [ 454.253656][ T3591] WARNING: CPU: 1 PID: 3591 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) 
| [  454.254312][ T3591] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel dummy act_gact cls_flower sch_ingress bridge stp llc 8021q vrf veth
| [  454.256031][ T3591] Tainted: [W]=WARN
[  454.256280][ T3591] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 454.256686][ T3591] 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) 
[ 454.257031][ T3591] Code: 00 00 8b 05 d7 bc 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 1a 63 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 d7 bc 3a 02    	mov    0x23abcd7(%rip),%eax        # 0x23abcdf
   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 1a 63 7b 00       	call   0x7b633b
  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
[  454.258211][ T3591] RSP: 0018:ffffc900071aef70 EFLAGS: 00010246
[  454.258615][ T3591] RAX: 0000000000000000 RBX: ffff888017312000 RCX: 0000000000000001
[  454.259115][ T3591] RDX: 0000000000000000 RSI: ffffffffb0c9b941 RDI: ffffffffb04555e0
[  454.259604][ T3591] RBP: ffffc900071af058 R08: 0000000000000000 R09: 0000000000000000
[  454.260100][ T3591] R10: ffffc900071af088 R11: ffffffffb1179160 R12: 1ffff92000e35df2
[  454.260585][ T3591] R13: 00000000000005dc R14: ffffc900071af088 R15: ffff888017312f08
[  454.261076][ T3591] FS:  00007fa40ede5800(0000) GS:ffff888083537000(0000) knlGS:0000000000000000
[  454.261641][ T3591] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  454.262056][ T3591] CR2: 00000000004e5ac8 CR3: 000000001937f002 CR4: 0000000000772ef0
[  454.262561][ T3591] PKRU: 55555554
[  454.262804][ T3591] Call Trace:
[  454.263058][ T3591]  <TASK>
[ 454.263226][ T3591] ? __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) 
[ 454.263636][ T3591] ? br_del_if (net/bridge/br_if.c:742) bridge 
[ 454.264012][ T3591] ? do_set_master (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:41 net/core/rtnetlink.c:2933) 
[ 454.264342][ T3591] ? do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 454.264662][ T3591] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 454.264997][ T3591] ? netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 454.265324][ T3591] ? netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 454.265650][ T3591] ? ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 454.265984][ T3591] ? ___sys_sendmsg (net/socket.c:2670) 
[ 454.266334][ T3591] ? __sys_sendmsg (net/socket.c:2700) 
[ 454.266641][ T3591] ? do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 454.266958][ T3591] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[ 454.267380][ T3591] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 454.267723][ T3591] netif_set_mtu (net/core/dev.c:9652) 
[ 454.268063][ T3591] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 454.268402][ T3591] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 454.268646][ T3591] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 454.269104][ T3591] br_del_if (net/bridge/br_if.c:743) bridge 
[ 454.269464][ T3591] ? rtnl_is_locked (net/core/rtnetlink.c:169) 
[ 454.269784][ T3591] do_set_master (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:41 net/core/rtnetlink.c:2933) 
[ 454.270122][ T3591] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 454.270449][ T3591] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 454.270879][ T3591] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 454.271213][ T3591] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 454.271539][ T3591] ? __kernel_text_address (kernel/extable.c:79) 
[ 454.271885][ T3591] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 454.272217][ T3591] ? __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) 
[ 454.272551][ T3591] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 454.273002][ T3591] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 454.273328][ T3591] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 454.273651][ T3591] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 454.273984][ T3591] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 454.274305][ T3591] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 454.274630][ T3591] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 454.274964][ T3591] ? __create_object (mm/kmemleak.c:771) 
[ 454.275293][ T3591] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 454.275625][ T3591] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 454.275966][ T3591] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 454.276368][ T3591] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 454.276696][ T3591] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 454.277034][ T3591] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 454.277362][ T3591] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 454.277694][ T3591] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 454.278030][ T3591] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 454.278360][ T3591] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 454.278687][ T3591] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 454.279018][ T3591] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 454.279342][ T3591] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 454.279670][ T3591] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 454.280010][ T3591] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 454.280336][ T3591] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 454.280665][ T3591] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 454.281016][ T3591] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 454.281338][ T3591] ? 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) 
[ 454.281678][ T3591] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 454.282012][ T3591] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 454.282334][ T3591] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 454.282660][ T3591] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 454.283002][ T3591] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 454.283327][ T3591] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 454.283657][ T3591] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 454.283992][ T3591] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 454.284313][ T3591] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 454.284727][ T3591] ___sys_sendmsg (net/socket.c:2670) 
[ 454.285057][ T3591] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 454.285388][ T3591] ? __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) 
[ 454.285790][ T3591] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 454.286129][ T3591] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 454.286453][ T3591] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 454.286782][ T3591] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 454.287116][ T3591] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 454.287451][ T3591] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 454.287789][ T3591] __sys_sendmsg (net/socket.c:2700) 
[ 454.288122][ T3591] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 454.288522][ T3591] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 454.288870][ T3591] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 454.289197][ T3591] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 454.289523][ T3591] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[  454.289932][ T3591] RIP: 0033:0x7fa40efb21e7
[ 454.290267][ T3591] 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)
[  454.291431][ T3591] RSP: 002b:00007fff2938f728 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[  454.291924][ T3591] RAX: ffffffffffffffda RBX: 00007fff2938fe50 RCX: 00007fa40efb21e7
[  454.292417][ T3591] RDX: 0000000000000000 RSI: 00007fff2938f790 RDI: 0000000000000005
[  454.292912][ T3591] RBP: 0000000000000003 R08: 0000000000000003 R09: 0000000000000078
[  454.293394][ T3591] R10: 00007fa40eeafee8 R11: 0000000000000246 R12: 0000000000000003
[  454.293889][ T3591] R13: 00000000686e0d9d R14: 0000000000499600 R15: 0000000000000000
| [  455.709967][ T3607] ------------[ cut here ]------------
| [ 455.710539][ T3607] WARNING: CPU: 1 PID: 3607 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) 
| [  455.711310][ T3607] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel dummy act_gact cls_flower sch_ingress bridge stp llc 8021q vrf veth
| [  455.713085][ T3607] Tainted: [W]=WARN
[  455.713335][ T3607] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 455.713735][ T3607] 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) 
[ 455.714093][ T3607] Code: 00 00 8b 05 d7 bc 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 1a 63 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 d7 bc 3a 02    	mov    0x23abcd7(%rip),%eax        # 0x23abcdf
   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 1a 63 7b 00       	call   0x7b633b
  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
[  455.715262][ T3607] RSP: 0018:ffffc9000727ef70 EFLAGS: 00010246
[  455.715668][ T3607] RAX: 0000000000000000 RBX: ffff8880092e2000 RCX: 0000000000000001
[  455.716185][ T3607] RDX: 0000000000000000 RSI: ffffffffb0c9b941 RDI: ffffffffb04555e0
[  455.716667][ T3607] RBP: ffffc9000727f058 R08: 0000000000000000 R09: 0000000000000000
[  455.717176][ T3607] R10: ffffc9000727f088 R11: ffffffffb1179160 R12: 1ffff92000e4fdf2
[  455.717669][ T3607] R13: 00000000000005dc R14: ffffc9000727f088 R15: ffff8880092e2f08
[  455.718457][ T3607] FS:  00007fac48516800(0000) GS:ffff888083537000(0000) knlGS:0000000000000000
[  455.719158][ T3607] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  455.719562][ T3607] CR2: 00000000004e62f0 CR3: 00000000091cb001 CR4: 0000000000772ef0
[  455.720062][ T3607] PKRU: 55555554
[  455.720303][ T3607] Call Trace:
[  455.720547][ T3607]  <TASK>
[ 455.720720][ T3607] ? __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) 
[ 455.721192][ T3607] ? br_del_if (net/bridge/br_if.c:742) bridge 
[ 455.721584][ T3607] ? do_set_master (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:41 net/core/rtnetlink.c:2933) 
[ 455.721949][ T3607] ? do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 455.722286][ T3607] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 455.722622][ T3607] ? netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 455.722978][ T3607] ? netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 455.723318][ T3607] ? ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 455.723654][ T3607] ? ___sys_sendmsg (net/socket.c:2670) 
[ 455.724016][ T3607] ? __sys_sendmsg (net/socket.c:2700) 
[ 455.724350][ T3607] ? do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 455.724684][ T3607] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[ 455.725124][ T3607] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 455.725472][ T3607] netif_set_mtu (net/core/dev.c:9652) 
[ 455.725822][ T3607] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 455.726192][ T3607] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 455.726446][ T3607] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 455.726935][ T3607] br_del_if (net/bridge/br_if.c:743) bridge 
[ 455.727308][ T3607] ? rtnl_is_locked (net/core/rtnetlink.c:169) 
[ 455.727663][ T3607] do_set_master (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:41 net/core/rtnetlink.c:2933) 
[ 455.728032][ T3607] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 455.728374][ T3607] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 455.728818][ T3607] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 455.729167][ T3607] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 455.729500][ T3607] ? __kernel_text_address (kernel/extable.c:79) 
[ 455.729853][ T3607] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 455.730206][ T3607] ? __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) 
[ 455.730541][ T3607] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 455.730979][ T3607] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 455.731324][ T3607] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 455.731658][ T3607] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 455.732024][ T3607] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 455.732362][ T3607] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 455.732696][ T3607] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 455.733053][ T3607] ? __create_object (mm/kmemleak.c:771) 
[ 455.733393][ T3607] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 455.733726][ T3607] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 455.734098][ T3607] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 455.734515][ T3607] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 455.734876][ T3607] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 455.735219][ T3607] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 455.735552][ T3607] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 455.735913][ T3607] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 455.736255][ T3607] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 455.736588][ T3607] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 455.737017][ T3607] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 455.737365][ T3607] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 455.737711][ T3607] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 455.738071][ T3607] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 455.738414][ T3607] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 455.738752][ T3607] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 455.739115][ T3607] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 455.739477][ T3607] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 455.739816][ T3607] ? 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) 
[ 455.740168][ T3607] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 455.740508][ T3607] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 455.740853][ T3607] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 455.741213][ T3607] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 455.741558][ T3607] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 455.741926][ T3607] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 455.742272][ T3607] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 455.742617][ T3607] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 455.742975][ T3607] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 455.743404][ T3607] ___sys_sendmsg (net/socket.c:2670) 
[ 455.743735][ T3607] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 455.744101][ T3607] ? __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) 
[ 455.744527][ T3607] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 455.744941][ T3607] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 455.745289][ T3607] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 455.745635][ T3607] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 455.745992][ T3607] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 455.746329][ T3607] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 455.746670][ T3607] __sys_sendmsg (net/socket.c:2700) 
[ 455.747017][ T3607] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 455.747454][ T3607] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 455.747817][ T3607] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 455.748172][ T3607] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 455.748511][ T3607] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[  455.748938][ T3607] RIP: 0033:0x7fac486e31e7
[ 455.749287][ T3607] 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)
[  455.750504][ T3607] RSP: 002b:00007fffa3fb8068 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[  455.751024][ T3607] RAX: ffffffffffffffda RBX: 00007fffa3fb8790 RCX: 00007fac486e31e7
[  455.751577][ T3607] RDX: 0000000000000000 RSI: 00007fffa3fb80d0 RDI: 0000000000000005
[  455.752104][ T3607] RBP: 0000000000000003 R08: 0000000000000003 R09: 0000000000000078
[  455.752610][ T3607] R10: 00007fac485e0ee8 R11: 0000000000000246 R12: 0000000000000003
[  455.753136][ T3607] R13: 00000000686e0d9f R14: 0000000000499600 R15: 0000000000000000
| [  456.588585][ T3617] ------------[ cut here ]------------
| [ 456.588951][ T3617] WARNING: CPU: 3 PID: 3617 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) 
| [  456.589589][ T3617] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel dummy act_gact cls_flower sch_ingress bridge stp llc 8021q vrf veth
| [  456.591012][ T3617] Tainted: [W]=WARN
[  456.591259][ T3617] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 456.591662][ T3617] 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) 
[ 456.592003][ T3617] Code: 00 00 8b 05 d7 bc 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 1a 63 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 d7 bc 3a 02    	mov    0x23abcd7(%rip),%eax        # 0x23abcdf
   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 1a 63 7b 00       	call   0x7b633b
  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
[  456.593181][ T3617] RSP: 0018:ffffc9000738ef70 EFLAGS: 00010246
[  456.593597][ T3617] RAX: 0000000000000000 RBX: ffff8880092e2000 RCX: 0000000000000001
[  456.594104][ T3617] RDX: 0000000000000000 RSI: ffffffffb0c9b941 RDI: ffffffffb04555e0
[  456.594593][ T3617] RBP: ffffc9000738f058 R08: 0000000000000000 R09: 0000000000000000
[  456.595089][ T3617] R10: ffffc9000738f088 R11: ffffffffb1179160 R12: 1ffff92000e71df2
[  456.595582][ T3617] R13: 00000000000005dc R14: ffffc9000738f088 R15: ffff8880092e2f08
[  456.596080][ T3617] FS:  00007f3bb2d31800(0000) GS:ffff888083637000(0000) knlGS:0000000000000000
[  456.596655][ T3617] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  456.597068][ T3617] CR2: 00000000004e5ab8 CR3: 0000000016224006 CR4: 0000000000772ef0
[  456.597573][ T3617] PKRU: 55555554
[  456.597817][ T3617] Call Trace:
[  456.598069][ T3617]  <TASK>
[ 456.598234][ T3617] ? __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) 
[ 456.598648][ T3617] ? br_del_if (net/bridge/br_if.c:742) bridge 
[ 456.599030][ T3617] ? do_set_master (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:41 net/core/rtnetlink.c:2933) 
[ 456.599355][ T3617] ? do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 456.599674][ T3617] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 456.600003][ T3617] ? netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 456.600328][ T3617] ? netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 456.600650][ T3617] ? ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 456.600990][ T3617] ? ___sys_sendmsg (net/socket.c:2670) 
[ 456.601309][ T3617] ? __sys_sendmsg (net/socket.c:2700) 
[ 456.601629][ T3617] ? do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 456.601956][ T3617] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[ 456.602359][ T3617] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 456.602692][ T3617] netif_set_mtu (net/core/dev.c:9652) 
[ 456.603028][ T3617] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 456.603370][ T3617] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 456.603618][ T3617] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 456.604061][ T3617] br_del_if (net/bridge/br_if.c:743) bridge 
[ 456.604414][ T3617] ? rtnl_is_locked (net/core/rtnetlink.c:169) 
[ 456.604732][ T3617] do_set_master (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:41 net/core/rtnetlink.c:2933) 
[ 456.605065][ T3617] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 456.605400][ T3617] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 456.605815][ T3617] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 456.606158][ T3617] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 456.606480][ T3617] ? __kernel_text_address (kernel/extable.c:79) 
[ 456.606807][ T3617] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 456.607157][ T3617] ? __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) 
[ 456.607497][ T3617] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 456.607910][ T3617] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 456.608232][ T3617] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 456.608553][ T3617] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 456.608921][ T3617] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 456.609243][ T3617] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 456.609566][ T3617] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 456.609919][ T3617] ? __create_object (mm/kmemleak.c:771) 
[ 456.610258][ T3617] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 456.610581][ T3617] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 456.610935][ T3617] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 456.611356][ T3617] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 456.611687][ T3617] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 456.612048][ T3617] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 456.612370][ T3617] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 456.612698][ T3617] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 456.613034][ T3617] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 456.613354][ T3617] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 456.613680][ T3617] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 456.614021][ T3617] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 456.614343][ T3617] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 456.614664][ T3617] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 456.615004][ T3617] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 456.615362][ T3617] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 456.615688][ T3617] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 456.616033][ T3617] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 456.616379][ T3617] ? 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) 
[ 456.616708][ T3617] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 456.617057][ T3617] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 456.617400][ T3617] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 456.617738][ T3617] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 456.618088][ T3617] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 456.618416][ T3617] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 456.618762][ T3617] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 456.619115][ T3617] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 456.619441][ T3617] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 456.619852][ T3617] ___sys_sendmsg (net/socket.c:2670) 
[ 456.620189][ T3617] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 456.620516][ T3617] ? __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) 
[ 456.620942][ T3617] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 456.621284][ T3617] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 456.621610][ T3617] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 456.621955][ T3617] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 456.622295][ T3617] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 456.622621][ T3617] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 456.622973][ T3617] __sys_sendmsg (net/socket.c:2700) 
[ 456.623298][ T3617] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 456.623710][ T3617] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 456.624064][ T3617] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 456.624396][ T3617] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 456.624724][ T3617] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[  456.625136][ T3617] RIP: 0033:0x7f3bb2efe1e7
[ 456.625485][ T3617] 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)
[  456.626673][ T3617] RSP: 002b:00007ffff6590db8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[  456.627182][ T3617] RAX: ffffffffffffffda RBX: 00007ffff65914e0 RCX: 00007f3bb2efe1e7
[  456.627682][ T3617] RDX: 0000000000000000 RSI: 00007ffff6590e20 RDI: 0000000000000005
[  456.628175][ T3617] RBP: 0000000000000003 R08: 0000000000000003 R09: 0000000000000078
[  456.628660][ T3617] R10: 00007f3bb2dfbee8 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