======================================
| [   23.631982][  T361] veth1: entered promiscuous mode
| [   23.633609][  T361] ------------[ cut here ]------------
| [ 23.633976][ T361] WARNING: CPU: 0 PID: 361 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) 
| [   23.634681][  T361] Modules linked in: bridge stp llc act_gact cls_flower sch_ingress vrf veth
[   23.635995][  T361] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 23.636409][ T361] 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) 
[ 23.636752][ T361] Code: 00 00 8b 05 b7 bb 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 fa 61 7b 00 85 c0 0f 85 39 fe ff ff 90 <0f> 0b 90 e9 30 fe ff ff 48 b8 00 00 00 00 00 fc ff df 4c 89 fa 48
All code
========
   0:	00 00                	add    %al,(%rax)
   2:	8b 05 b7 bb 3a 02    	mov    0x23abbb7(%rip),%eax        # 0x23abbbf
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb a0 0c 00 00 	lea    0xca0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 fa 61 7b 00       	call   0x7b621b
  21:	85 c0                	test   %eax,%eax
  23:	0f 85 39 fe ff ff    	jne    0xfffffffffffffe62
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	e9 30 fe ff ff       	jmp    0xfffffffffffffe62
  32:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
  39:	fc ff df 
  3c:	4c 89 fa             	mov    %r15,%rdx
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	e9 30 fe ff ff       	jmp    0xfffffffffffffe38
   8:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
   f:	fc ff df 
  12:	4c 89 fa             	mov    %r15,%rdx
  15:	48                   	rex.W
[   23.637932][  T361] RSP: 0018:ffffc900008beef0 EFLAGS: 00010246
[   23.638705][  T361] RAX: 0000000000000000 RBX: ffff888009312000 RCX: 0000000000000001
[   23.639209][  T361] RDX: 0000000000000000 RSI: ffffffff8de9b939 RDI: ffffffff8d6555e0
[   23.639721][  T361] RBP: ffffc900008befe0 R08: 0000000000000000 R09: 0000000000000000
[   23.640218][  T361] R10: ffffc900008bf010 R11: ffffffff8eca8918 R12: 1ffff92000117de2
[   23.640719][  T361] R13: 00000000000005dc R14: ffffc900008bf010 R15: ffff888009312f08
[   23.641211][  T361] FS:  00007fdb7de17800(0000) GS:ffff8880a62b7000(0000) knlGS:0000000000000000
[   23.641803][  T361] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   23.642227][  T361] CR2: 00000000004e5aa8 CR3: 000000000ba53002 CR4: 0000000000772ef0
[   23.642735][  T361] PKRU: 55555554
[   23.642980][  T361] Call Trace:
[   23.643224][  T361]  <TASK>
[ 23.643396][ T361] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 23.643752][ T361] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 23.644095][ T361] ? mark_held_locks (kernel/locking/lockdep.c:4328) 
[ 23.644421][ T361] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:151 kernel/locking/spinlock.c:194) 
[ 23.644845][ T361] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4475) 
[ 23.645176][ T361] netif_set_mtu (net/core/dev.c:9652) 
[ 23.645540][ T361] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 23.645876][ T361] ? br_get_link_af_size_filtered (net/bridge/br_netlink.c:116) bridge 
[ 23.646329][ T361] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 23.646594][ T361] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 23.647035][ T361] br_add_if (net/bridge/br_if.c:697) bridge 
[ 23.647405][ T361] do_set_master (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:41 net/core/rtnetlink.c:2949) 
[ 23.647750][ T361] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 23.648079][ T361] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 23.648506][ T361] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 23.648841][ T361] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 23.649198][ T361] ? __kernel_text_address (kernel/extable.c:79) 
[ 23.649531][ T361] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 23.649847][ T361] ? __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) 
[ 23.650171][ T361] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 23.650568][ T361] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 23.650882][ T361] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 23.651225][ T361] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 23.651561][ T361] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 23.651873][ T361] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 23.652186][ T361] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 23.652506][ T361] ? __create_object (mm/kmemleak.c:771) 
[ 23.652820][ T361] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 23.653130][ T361] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 23.653495][ T361] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 23.653998][ T361] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 23.654484][ T361] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 23.654835][ T361] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 23.655181][ T361] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 23.655533][ T361] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 23.655857][ T361] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 23.656187][ T361] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 23.656531][ T361] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 23.656858][ T361] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 23.657192][ T361] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 23.657532][ T361] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 23.657867][ T361] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 23.658196][ T361] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 23.658526][ T361] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 23.658858][ T361] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 23.659180][ T361] ? 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) 
[ 23.659505][ T361] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[ 23.659820][ T361] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 23.660137][ T361] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 23.660470][ T361] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 23.660898][ T361] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 23.661230][ T361] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 23.661580][ T361] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 23.661903][ T361] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 23.662220][ T361] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 23.662664][ T361] ___sys_sendmsg (net/socket.c:2670) 
[ 23.662982][ T361] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 23.663298][ T361] ? __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) 
[ 23.663698][ T361] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 23.664051][ T361] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 23.664369][ T361] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 23.664701][ T361] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 23.665022][ T361] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 23.665336][ T361] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 23.665683][ T361] __sys_sendmsg (net/socket.c:2700) 
[ 23.666013][ T361] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 23.666417][ T361] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 23.666770][ T361] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 23.667097][ T361] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 23.667408][ T361] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   23.667822][  T361] RIP: 0033:0x7fdb7dfe41e7
[ 23.668194][ T361] 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)
[   23.670001][  T361] RSP: 002b:00007ffd1a205748 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   23.670839][  T361] RAX: ffffffffffffffda RBX: 00007ffd1a205e70 RCX: 00007fdb7dfe41e7
[   23.671671][  T361] RDX: 0000000000000000 RSI: 00007ffd1a2057b0 RDI: 0000000000000005
[   23.672530][  T361] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000000
[   23.673510][  T361] R10: 0000000027640910 R11: 0000000000000246 R12: 0000000000000004
[   23.674388][  T361] R13: 00000000686e6061 R14: 0000000000499600 R15: 0000000000000000
| [   32.112660][  T412] ------------[ cut here ]------------
| [ 32.112972][ T412] WARNING: CPU: 3 PID: 412 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) 
| [   32.114802][  T412] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel bridge stp llc act_gact cls_flower sch_ingress vrf veth
| [   32.116161][  T412] Tainted: [W]=WARN
[   32.116445][  T412] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 32.116852][ T412] 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) 
[ 32.117174][ T412] Code: 00 00 8b 05 b7 bb 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 fa 61 7b 00 85 c0 0f 85 39 fe ff ff 90 <0f> 0b 90 e9 30 fe ff ff 48 b8 00 00 00 00 00 fc ff df 4c 89 fa 48
All code
========
   0:	00 00                	add    %al,(%rax)
   2:	8b 05 b7 bb 3a 02    	mov    0x23abbb7(%rip),%eax        # 0x23abbbf
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb a0 0c 00 00 	lea    0xca0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 fa 61 7b 00       	call   0x7b621b
  21:	85 c0                	test   %eax,%eax
  23:	0f 85 39 fe ff ff    	jne    0xfffffffffffffe62
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	e9 30 fe ff ff       	jmp    0xfffffffffffffe62
  32:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
  39:	fc ff df 
  3c:	4c 89 fa             	mov    %r15,%rdx
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	e9 30 fe ff ff       	jmp    0xfffffffffffffe38
   8:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
   f:	fc ff df 
  12:	4c 89 fa             	mov    %r15,%rdx
  15:	48                   	rex.W
[   32.118290][  T412] RSP: 0018:ffffc90000616ef0 EFLAGS: 00010246
[   32.118691][  T412] RAX: 0000000000000000 RBX: ffff888009312000 RCX: 0000000000000001
[   32.119156][  T412] RDX: 0000000000000000 RSI: ffffffff8de9b939 RDI: ffffffff8d6555e0
[   32.119624][  T412] RBP: ffffc90000616fe0 R08: 0000000000000000 R09: 0000000000000000
[   32.120091][  T412] R10: ffffc90000617010 R11: ffffffff8eca8918 R12: 1ffff920000c2de2
[   32.120559][  T412] R13: 00000000000005dc R14: ffffc90000617010 R15: ffff888009312f08
[   32.121023][  T412] FS:  00007f55b757d800(0000) GS:ffff8880a6437000(0000) knlGS:0000000000000000
[   32.121597][  T412] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   32.122009][  T412] CR2: 00000000004e5760 CR3: 000000000e411001 CR4: 0000000000772ef0
[   32.122489][  T412] PKRU: 55555554
[   32.122734][  T412] Call Trace:
[   32.122970][  T412]  <TASK>
[ 32.123134][ T412] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 32.123459][ T412] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 32.123806][ T412] ? mark_held_locks (kernel/locking/lockdep.c:4328) 
[ 32.124122][ T412] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:151 kernel/locking/spinlock.c:194) 
[ 32.124547][ T412] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4475) 
[ 32.124879][ T412] netif_set_mtu (net/core/dev.c:9652) 
[ 32.125189][ T412] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 32.125544][ T412] ? br_get_link_af_size_filtered (net/bridge/br_netlink.c:116) bridge 
[ 32.125985][ T412] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 32.126227][ T412] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 32.126671][ T412] br_add_if (net/bridge/br_if.c:697) bridge 
[ 32.127026][ T412] do_set_master (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:41 net/core/rtnetlink.c:2949) 
[ 32.127349][ T412] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 32.127678][ T412] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 32.128066][ T412] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 32.128380][ T412] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 32.128708][ T412] ? __kernel_text_address (kernel/extable.c:79) 
[ 32.129044][ T412] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 32.129358][ T412] ? __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) 
[ 32.129702][ T412] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 32.130085][ T412] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 32.130399][ T412] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 32.130719][ T412] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 32.131028][ T412] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 32.131342][ T412] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 32.131660][ T412] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 32.131968][ T412] ? __create_object (mm/kmemleak.c:771) 
[ 32.132282][ T412] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 32.132603][ T412] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 32.132916][ T412] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 32.133298][ T412] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 32.133638][ T412] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 32.133972][ T412] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 32.134278][ T412] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 32.134622][ T412] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 32.134946][ T412] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 32.135252][ T412] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 32.135577][ T412] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 32.135918][ T412] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 32.136230][ T412] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 32.136553][ T412] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 32.136869][ T412] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 32.137182][ T412] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 32.137502][ T412] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 32.137827][ T412] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 32.138131][ T412] ? 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) 
[ 32.138458][ T412] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[ 32.138779][ T412] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 32.139090][ T412] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 32.139404][ T412] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 32.139743][ T412] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 32.140050][ T412] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 32.140365][ T412] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 32.140686][ T412] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 32.140999][ T412] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 32.141394][ T412] ___sys_sendmsg (net/socket.c:2670) 
[ 32.141716][ T412] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 32.142052][ T412] ? __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) 
[ 32.142458][ T412] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 32.142809][ T412] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 32.143127][ T412] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 32.143452][ T412] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 32.143776][ T412] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 32.144112][ T412] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 32.144427][ T412] __sys_sendmsg (net/socket.c:2700) 
[ 32.144761][ T412] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 32.145175][ T412] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 32.145513][ T412] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 32.145832][ T412] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 32.146148][ T412] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   32.146534][  T412] RIP: 0033:0x7f55b774a1e7
[ 32.146852][ T412] 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)
[   32.147976][  T412] RSP: 002b:00007ffe460454b8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   32.148453][  T412] RAX: ffffffffffffffda RBX: 00007ffe46045be0 RCX: 00007f55b774a1e7
[   32.148917][  T412] RDX: 0000000000000000 RSI: 00007ffe46045520 RDI: 0000000000000005
[   32.149376][  T412] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000000
[   32.149862][  T412] R10: 0000000015a26910 R11: 0000000000000246 R12: 0000000000000004
[   32.150323][  T412] R13: 00000000686e6069 R14: 0000000000499600 R15: 0000000000000000
| [   91.332243][ T2364] ------------[ cut here ]------------
| [ 91.332590][ T2364] WARNING: CPU: 3 PID: 2364 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) 
| [   91.333206][ T2364] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel bridge stp llc act_gact cls_flower sch_ingress vrf veth
| [   91.334977][ T2364] Tainted: [W]=WARN
[   91.335224][ T2364] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 91.335637][ T2364] 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) 
[ 91.335973][ T2364] Code: 00 00 8b 05 b7 bb 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 fa 61 7b 00 85 c0 0f 85 39 fe ff ff 90 <0f> 0b 90 e9 30 fe ff ff 48 b8 00 00 00 00 00 fc ff df 4c 89 fa 48
All code
========
   0:	00 00                	add    %al,(%rax)
   2:	8b 05 b7 bb 3a 02    	mov    0x23abbb7(%rip),%eax        # 0x23abbbf
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb a0 0c 00 00 	lea    0xca0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 fa 61 7b 00       	call   0x7b621b
  21:	85 c0                	test   %eax,%eax
  23:	0f 85 39 fe ff ff    	jne    0xfffffffffffffe62
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	e9 30 fe ff ff       	jmp    0xfffffffffffffe62
  32:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
  39:	fc ff df 
  3c:	4c 89 fa             	mov    %r15,%rdx
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	e9 30 fe ff ff       	jmp    0xfffffffffffffe38
   8:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
   f:	fc ff df 
  12:	4c 89 fa             	mov    %r15,%rdx
  15:	48                   	rex.W
[   91.337080][ T2364] RSP: 0018:ffffc90004f0ef70 EFLAGS: 00010246
[   91.337473][ T2364] RAX: 0000000000000000 RBX: ffff888009312000 RCX: 0000000000000001
[   91.337935][ T2364] RDX: 0000000000000000 RSI: ffffffff8de9b939 RDI: ffffffff8d6555e0
[   91.338387][ T2364] RBP: ffffc90004f0f058 R08: 0000000000000000 R09: 0000000000000000
[   91.338862][ T2364] R10: ffffc90004f0f088 R11: ffffffff8a200130 R12: 1ffff920009e1df2
[   91.339316][ T2364] R13: 00000000000005dc R14: ffffc90004f0f088 R15: ffff888009312f08
[   91.339803][ T2364] FS:  00007f0babfd1800(0000) GS:ffff8880a6437000(0000) knlGS:0000000000000000
[   91.340349][ T2364] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   91.340764][ T2364] CR2: 00000000004e5760 CR3: 0000000016080001 CR4: 0000000000772ef0
[   91.341222][ T2364] PKRU: 55555554
[   91.341500][ T2364] Call Trace:
[   91.341742][ T2364]  <TASK>
[ 91.341896][ T2364] ? __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) 
[ 91.342293][ T2364] ? br_del_if (net/bridge/br_if.c:742) bridge 
[ 91.342650][ T2364] ? do_set_master (net/core/rtnetlink.c:2932) 
[ 91.342957][ T2364] ? do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 91.343281][ T2364] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 91.343618][ T2364] ? netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[ 91.343952][ T2364] ? netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 91.344271][ T2364] ? ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 91.344598][ T2364] ? ___sys_sendmsg (net/socket.c:2670) 
[ 91.344915][ T2364] ? __sys_sendmsg (net/socket.c:2700) 
[ 91.345232][ T2364] ? do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 91.345565][ T2364] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[ 91.345969][ T2364] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 91.346314][ T2364] netif_set_mtu (net/core/dev.c:9652) 
[ 91.346645][ T2364] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 91.346981][ T2364] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 91.347225][ T2364] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 91.347702][ T2364] br_del_if (net/bridge/br_if.c:743) bridge 
[ 91.348077][ T2364] ? rtnl_is_locked (net/core/rtnetlink.c:169) 
[ 91.348407][ T2364] do_set_master (net/core/rtnetlink.c:2932) 
[ 91.348742][ T2364] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 91.349066][ T2364] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 91.349472][ T2364] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 91.349809][ T2364] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 91.350132][ T2364] ? __kernel_text_address (kernel/extable.c:79) 
[ 91.350475][ T2364] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 91.350813][ T2364] ? __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) 
[ 91.351134][ T2364] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 91.351552][ T2364] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 91.351890][ T2364] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 91.352210][ T2364] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 91.352549][ T2364] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 91.352880][ T2364] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 91.353208][ T2364] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 91.353548][ T2364] ? __create_object (mm/kmemleak.c:771) 
[ 91.353890][ T2364] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 91.354215][ T2364] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 91.354553][ T2364] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 91.354967][ T2364] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 91.355308][ T2364] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 91.355636][ T2364] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 91.355961][ T2364] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 91.356293][ T2364] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 91.356622][ T2364] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 91.356955][ T2364] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 91.357293][ T2364] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 91.357633][ T2364] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 91.357973][ T2364] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 91.358317][ T2364] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 91.358654][ T2364] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 91.358977][ T2364] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 91.359297][ T2364] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 91.359647][ T2364] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 91.359979][ T2364] ? 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) 
[ 91.360314][ T2364] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[ 91.360661][ T2364] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 91.360983][ T2364] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 91.361311][ T2364] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 91.361645][ T2364] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 91.361964][ T2364] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 91.362301][ T2364] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 91.362632][ T2364] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 91.362948][ T2364] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 91.363366][ T2364] ___sys_sendmsg (net/socket.c:2670) 
[ 91.363695][ T2364] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 91.364030][ T2364] ? __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) 
[ 91.364439][ T2364] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 91.364762][ T2364] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 91.365085][ T2364] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 91.365411][ T2364] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 91.365747][ T2364] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 91.366069][ T2364] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 91.366398][ T2364] __sys_sendmsg (net/socket.c:2700) 
[ 91.366724][ T2364] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 91.367142][ T2364] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 91.367486][ T2364] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 91.367818][ T2364] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 91.368151][ T2364] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   91.368555][ T2364] RIP: 0033:0x7f0bac19e1e7
[ 91.368920][ T2364] 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)
[   91.370037][ T2364] RSP: 002b:00007ffc6d3cec08 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   91.370579][ T2364] RAX: ffffffffffffffda RBX: 00007ffc6d3cf330 RCX: 00007f0bac19e1e7
[   91.371051][ T2364] RDX: 0000000000000000 RSI: 00007ffc6d3cec70 RDI: 0000000000000005
[   91.371532][ T2364] RBP: 0000000000000003 R08: 0000000000000003 R09: 0000000000000078
[   91.371992][ T2364] R10: 00007f0bac09bee8 R11: 0000000000000246 R12: 0000000000000003
[   91.372478][ T2364] R13: 00000000686e60a4 R14: 0000000000499600 R15: 0000000000000000
| [   92.113334][ T2387] ------------[ cut here ]------------
| [ 92.113671][ T2387] WARNING: CPU: 0 PID: 2387 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) 
| [   92.114357][ T2387] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel bridge stp llc act_gact cls_flower sch_ingress vrf veth
| [   92.115797][ T2387] Tainted: [W]=WARN
[   92.116050][ T2387] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 92.116466][ T2387] 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) 
[ 92.116807][ T2387] Code: 00 00 8b 05 b7 bb 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 fa 61 7b 00 85 c0 0f 85 39 fe ff ff 90 <0f> 0b 90 e9 30 fe ff ff 48 b8 00 00 00 00 00 fc ff df 4c 89 fa 48
All code
========
   0:	00 00                	add    %al,(%rax)
   2:	8b 05 b7 bb 3a 02    	mov    0x23abbb7(%rip),%eax        # 0x23abbbf
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb a0 0c 00 00 	lea    0xca0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 fa 61 7b 00       	call   0x7b621b
  21:	85 c0                	test   %eax,%eax
  23:	0f 85 39 fe ff ff    	jne    0xfffffffffffffe62
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	e9 30 fe ff ff       	jmp    0xfffffffffffffe62
  32:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
  39:	fc ff df 
  3c:	4c 89 fa             	mov    %r15,%rdx
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	e9 30 fe ff ff       	jmp    0xfffffffffffffe38
   8:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
   f:	fc ff df 
  12:	4c 89 fa             	mov    %r15,%rdx
  15:	48                   	rex.W
[   92.117982][ T2387] RSP: 0018:ffffc90004e6eef0 EFLAGS: 00010246
[   92.118425][ T2387] RAX: 0000000000000000 RBX: ffff888009312000 RCX: 0000000000000001
[   92.118930][ T2387] RDX: 0000000000000000 RSI: ffffffff8de9b939 RDI: ffffffff8d6555e0
[   92.119476][ T2387] RBP: ffffc90004e6efe0 R08: 0000000000000000 R09: 0000000000000000
[   92.119965][ T2387] R10: ffffc90004e6f010 R11: ffffffff8eca8918 R12: 1ffff920009cdde2
[   92.120466][ T2387] R13: 00000000000005dc R14: ffffc90004e6f010 R15: ffff888009312f08
[   92.120954][ T2387] FS:  00007f5c9b8e4800(0000) GS:ffff8880a62b7000(0000) knlGS:0000000000000000
[   92.121530][ T2387] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   92.121940][ T2387] CR2: 00000000004e5760 CR3: 00000000051b1002 CR4: 0000000000772ef0
[   92.122476][ T2387] PKRU: 55555554
[   92.122732][ T2387] Call Trace:
[   92.122982][ T2387]  <TASK>
[ 92.123154][ T2387] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 92.123503][ T2387] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 92.123853][ T2387] ? mark_held_locks (kernel/locking/lockdep.c:4328) 
[ 92.124183][ T2387] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:151 kernel/locking/spinlock.c:194) 
[ 92.124597][ T2387] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4475) 
[ 92.124933][ T2387] netif_set_mtu (net/core/dev.c:9652) 
[ 92.125260][ T2387] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 92.125602][ T2387] ? br_get_link_af_size_filtered (net/bridge/br_netlink.c:116) bridge 
[ 92.126080][ T2387] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 92.126343][ T2387] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 92.126802][ T2387] br_add_if (net/bridge/br_if.c:697) bridge 
[ 92.127190][ T2387] do_set_master (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:41 net/core/rtnetlink.c:2949) 
[ 92.127542][ T2387] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 92.127877][ T2387] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 92.128585][ T2387] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 92.128895][ T2387] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 92.129203][ T2387] ? __kernel_text_address (kernel/extable.c:79) 
[ 92.129523][ T2387] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 92.129848][ T2387] ? __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) 
[ 92.130203][ T2387] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 92.130649][ T2387] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 92.130976][ T2387] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 92.131301][ T2387] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 92.131643][ T2387] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 92.131971][ T2387] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 92.132300][ T2387] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 92.132631][ T2387] ? __create_object (mm/kmemleak.c:771) 
[ 92.132964][ T2387] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 92.133527][ T2387] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 92.133868][ T2387] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 92.134548][ T2387] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 92.134883][ T2387] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 92.135213][ T2387] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 92.135569][ T2387] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 92.136133][ T2387] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 92.136467][ T2387] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 92.137017][ T2387] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 92.137345][ T2387] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 92.137675][ T2387] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 92.138003][ T2387] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 92.138358][ T2387] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 92.138706][ T2387] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 92.139033][ T2387] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 92.139358][ T2387] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 92.139711][ T2387] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 92.140037][ T2387] ? 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) 
[ 92.140361][ T2387] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[ 92.140696][ T2387] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 92.141241][ T2387] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 92.141573][ T2387] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 92.141903][ T2387] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 92.142257][ T2387] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 92.142817][ T2387] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 92.143141][ T2387] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 92.143478][ T2387] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 92.143917][ T2387] ___sys_sendmsg (net/socket.c:2670) 
[ 92.144471][ T2387] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 92.144793][ T2387] ? __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) 
[ 92.145195][ T2387] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 92.145532][ T2387] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 92.145858][ T2387] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 92.146221][ T2387] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 92.146560][ T2387] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 92.147104][ T2387] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 92.147456][ T2387] __sys_sendmsg (net/socket.c:2700) 
[ 92.147780][ T2387] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 92.148176][ T2387] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 92.148745][ T2387] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 92.149072][ T2387] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 92.149397][ T2387] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   92.149803][ T2387] RIP: 0033:0x7f5c9bab11e7
[ 92.150406][ T2387] 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)
[   92.152041][ T2387] RSP: 002b:00007ffe08fa5a28 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   92.152545][ T2387] RAX: ffffffffffffffda RBX: 00007ffe08fa6150 RCX: 00007f5c9bab11e7
[   92.153032][ T2387] RDX: 0000000000000000 RSI: 00007ffe08fa5a90 RDI: 0000000000000005
[   92.153760][ T2387] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000000
[   92.154287][ T2387] R10: 0000000029598910 R11: 0000000000000246 R12: 0000000000000004
[   92.154791][ T2387] R13: 00000000686e60a5 R14: 0000000000499600 R15: 0000000000000000
| [  148.935449][ T4339] ------------[ cut here ]------------
| [ 148.935816][ T4339] WARNING: CPU: 3 PID: 4339 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) 
| [  148.936481][ T4339] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel bridge stp llc act_gact cls_flower sch_ingress vrf veth
| [  148.937952][ T4339] Tainted: [W]=WARN
[  148.938205][ T4339] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 148.938631][ T4339] 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) 
[ 148.939006][ T4339] Code: 00 00 8b 05 b7 bb 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 fa 61 7b 00 85 c0 0f 85 39 fe ff ff 90 <0f> 0b 90 e9 30 fe ff ff 48 b8 00 00 00 00 00 fc ff df 4c 89 fa 48
All code
========
   0:	00 00                	add    %al,(%rax)
   2:	8b 05 b7 bb 3a 02    	mov    0x23abbb7(%rip),%eax        # 0x23abbbf
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb a0 0c 00 00 	lea    0xca0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 fa 61 7b 00       	call   0x7b621b
  21:	85 c0                	test   %eax,%eax
  23:	0f 85 39 fe ff ff    	jne    0xfffffffffffffe62
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	e9 30 fe ff ff       	jmp    0xfffffffffffffe62
  32:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
  39:	fc ff df 
  3c:	4c 89 fa             	mov    %r15,%rdx
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	e9 30 fe ff ff       	jmp    0xfffffffffffffe38
   8:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
   f:	fc ff df 
  12:	4c 89 fa             	mov    %r15,%rdx
  15:	48                   	rex.W
[  148.940202][ T4339] RSP: 0018:ffffc90009a2ef70 EFLAGS: 00010246
[  148.940637][ T4339] RAX: 0000000000000000 RBX: ffff888009312000 RCX: 0000000000000001
[  148.941138][ T4339] RDX: 0000000000000000 RSI: ffffffff8de9b939 RDI: ffffffff8d6555e0
[  148.941879][ T4339] RBP: ffffc90009a2f058 R08: 0000000000000000 R09: 0000000000000000
[  148.942391][ T4339] R10: ffffc90009a2f088 R11: ffffffff8e379160 R12: 1ffff92001345df2
[  148.943142][ T4339] R13: 00000000000005dc R14: ffffc90009a2f088 R15: ffff888009312f08
[  148.943826][ T4339] FS:  00007f2074f72800(0000) GS:ffff8880a6437000(0000) knlGS:0000000000000000
[  148.944643][ T4339] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  148.945085][ T4339] CR2: 00000000004e5760 CR3: 000000000c952006 CR4: 0000000000772ef0
[  148.945737][ T4339] PKRU: 55555554
[  148.945991][ T4339] Call Trace:
[  148.946244][ T4339]  <TASK>
[ 148.946410][ T4339] ? __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) 
[ 148.947011][ T4339] ? br_del_if (net/bridge/br_if.c:742) bridge 
[ 148.947397][ T4339] ? do_set_master (net/core/rtnetlink.c:2932) 
[ 148.947932][ T4339] ? do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 148.948265][ T4339] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 148.948616][ T4339] ? netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[ 148.948946][ T4339] ? netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 148.949273][ T4339] ? ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 148.949618][ T4339] ? ___sys_sendmsg (net/socket.c:2670) 
[ 148.949944][ T4339] ? __sys_sendmsg (net/socket.c:2700) 
[ 148.950269][ T4339] ? do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 148.950616][ T4339] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[ 148.951059][ T4339] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 148.951394][ T4339] netif_set_mtu (net/core/dev.c:9652) 
[ 148.951734][ T4339] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 148.952080][ T4339] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 148.952330][ T4339] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 148.952788][ T4339] br_del_if (net/bridge/br_if.c:743) bridge 
[ 148.953161][ T4339] ? rtnl_is_locked (net/core/rtnetlink.c:169) 
[ 148.953522][ T4339] do_set_master (net/core/rtnetlink.c:2932) 
[ 148.953842][ T4339] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 148.954187][ T4339] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 148.954602][ T4339] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 148.954973][ T4339] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 148.955302][ T4339] ? __kernel_text_address (kernel/extable.c:79) 
[ 148.955660][ T4339] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 148.955994][ T4339] ? __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) 
[ 148.956330][ T4339] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 148.956755][ T4339] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 148.957112][ T4339] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 148.957448][ T4339] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 148.957777][ T4339] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 148.958144][ T4339] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 148.958514][ T4339] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 148.958875][ T4339] ? __create_object (mm/kmemleak.c:771) 
[ 148.959206][ T4339] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 148.959568][ T4339] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 148.959882][ T4339] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 148.960264][ T4339] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 148.960592][ T4339] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 148.960934][ T4339] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 148.961263][ T4339] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 148.961590][ T4339] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 148.961901][ T4339] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 148.962234][ T4339] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 148.962595][ T4339] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 148.962968][ T4339] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 148.963299][ T4339] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 148.963653][ T4339] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 148.964030][ T4339] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 148.964357][ T4339] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 148.964743][ T4339] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 148.965101][ T4339] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 148.965428][ T4339] ? 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) 
[ 148.965788][ T4339] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[ 148.966132][ T4339] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 148.966467][ T4339] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 148.966876][ T4339] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 148.967212][ T4339] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 148.967591][ T4339] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 148.967951][ T4339] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 148.968282][ T4339] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 148.968645][ T4339] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 148.969044][ T4339] ___sys_sendmsg (net/socket.c:2670) 
[ 148.969377][ T4339] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 148.969705][ T4339] ? __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) 
[ 148.970094][ T4339] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 148.970419][ T4339] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 148.970775][ T4339] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 148.971103][ T4339] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 148.971461][ T4339] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 148.971780][ T4339] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 148.972091][ T4339] __sys_sendmsg (net/socket.c:2700) 
[ 148.972396][ T4339] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 148.972785][ T4339] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 148.973106][ T4339] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 148.973486][ T4339] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 148.973819][ T4339] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[  148.974212][ T4339] RIP: 0033:0x7f207513f1e7
[ 148.974543][ T4339] 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)
[  148.975693][ T4339] RSP: 002b:00007ffdecd915b8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[  148.976170][ T4339] RAX: ffffffffffffffda RBX: 00007ffdecd91ce0 RCX: 00007f207513f1e7
[  148.976652][ T4339] RDX: 0000000000000000 RSI: 00007ffdecd91620 RDI: 0000000000000005
[  148.977111][ T4339] RBP: 0000000000000003 R08: 0000000000000003 R09: 0000000000000078
[  148.977588][ T4339] R10: 00007f207503cee8 R11: 0000000000000246 R12: 0000000000000003
[  148.978051][ T4339] R13: 00000000686e60de R14: 0000000000499600 R15: 0000000000000000
| [  149.909467][ T4372] ------------[ cut here ]------------
| [ 149.909806][ T4372] WARNING: CPU: 1 PID: 4372 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) 
| [  149.910873][ T4372] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel bridge stp llc act_gact cls_flower sch_ingress vrf veth
| [  149.912711][ T4372] Tainted: [W]=WARN
[  149.912998][ T4372] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 149.913714][ T4372] 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) 
[ 149.914133][ T4372] Code: 00 00 8b 05 b7 bb 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 fa 61 7b 00 85 c0 0f 85 39 fe ff ff 90 <0f> 0b 90 e9 30 fe ff ff 48 b8 00 00 00 00 00 fc ff df 4c 89 fa 48
All code
========
   0:	00 00                	add    %al,(%rax)
   2:	8b 05 b7 bb 3a 02    	mov    0x23abbb7(%rip),%eax        # 0x23abbbf
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb a0 0c 00 00 	lea    0xca0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 fa 61 7b 00       	call   0x7b621b
  21:	85 c0                	test   %eax,%eax
  23:	0f 85 39 fe ff ff    	jne    0xfffffffffffffe62
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	e9 30 fe ff ff       	jmp    0xfffffffffffffe62
  32:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
  39:	fc ff df 
  3c:	4c 89 fa             	mov    %r15,%rdx
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	e9 30 fe ff ff       	jmp    0xfffffffffffffe38
   8:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
   f:	fc ff df 
  12:	4c 89 fa             	mov    %r15,%rdx
  15:	48                   	rex.W
[  149.915566][ T4372] RSP: 0018:ffffc90009b9eef0 EFLAGS: 00010246
[  149.915995][ T4372] RAX: 0000000000000000 RBX: ffff888009312000 RCX: 0000000000000001
[  149.916651][ T4372] RDX: 0000000000000000 RSI: ffffffff8de9b939 RDI: ffffffff8d6555e0
[  149.917184][ T4372] RBP: ffffc90009b9efe0 R08: 0000000000000000 R09: 0000000000000000
[  149.917935][ T4372] R10: ffffc90009b9f010 R11: ffffffff8eca8918 R12: 1ffff92001373de2
[  149.918563][ T4372] R13: 00000000000005dc R14: ffffc90009b9f010 R15: ffff888009312f08
[  149.919117][ T4372] FS:  00007ffb76da1800(0000) GS:ffff8880a6337000(0000) knlGS:0000000000000000
[  149.919789][ T4372] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  149.920246][ T4372] CR2: 00000000004e5760 CR3: 000000000eaf3006 CR4: 0000000000772ef0
[  149.920793][ T4372] PKRU: 55555554
[  149.921062][ T4372] Call Trace:
[  149.921373][ T4372]  <TASK>
[ 149.921646][ T4372] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 149.922023][ T4372] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 149.922461][ T4372] ? mark_held_locks (kernel/locking/lockdep.c:4328) 
[ 149.922864][ T4372] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:151 kernel/locking/spinlock.c:194) 
[ 149.923327][ T4372] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4475) 
[ 149.923733][ T4372] netif_set_mtu (net/core/dev.c:9652) 
[ 149.924118][ T4372] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 149.924493][ T4372] ? br_get_link_af_size_filtered (net/bridge/br_netlink.c:116) bridge 
[ 149.924990][ T4372] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 149.925272][ T4372] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 149.925748][ T4372] br_add_if (net/bridge/br_if.c:697) bridge 
[ 149.926149][ T4372] do_set_master (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:41 net/core/rtnetlink.c:2949) 
[ 149.926487][ T4372] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 149.926836][ T4372] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 149.927271][ T4372] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 149.927645][ T4372] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 149.928013][ T4372] ? __kernel_text_address (kernel/extable.c:79) 
[ 149.928386][ T4372] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 149.928777][ T4372] ? __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) 
[ 149.929161][ T4372] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 149.929652][ T4372] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 149.930036][ T4372] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 149.930401][ T4372] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 149.930783][ T4372] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 149.931143][ T4372] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 149.931560][ T4372] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 149.931941][ T4372] ? __create_object (mm/kmemleak.c:771) 
[ 149.932365][ T4372] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 149.932782][ T4372] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 149.933152][ T4372] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 149.933645][ T4372] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 149.934036][ T4372] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 149.934446][ T4372] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 149.934803][ T4372] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 149.935175][ T4372] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 149.935567][ T4372] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 149.935901][ T4372] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 149.936225][ T4372] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 149.936551][ T4372] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 149.936889][ T4372] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 149.937215][ T4372] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 149.937569][ T4372] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 149.937958][ T4372] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 149.938339][ T4372] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 149.938750][ T4372] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 149.939124][ T4372] ? 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) 
[ 149.939513][ T4372] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[ 149.939887][ T4372] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 149.940257][ T4372] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 149.940665][ T4372] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 149.941039][ T4372] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 149.941415][ T4372] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 149.941811][ T4372] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 149.942150][ T4372] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 149.942479][ T4372] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 149.943073][ T4372] ___sys_sendmsg (net/socket.c:2670) 
[ 149.943532][ T4372] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 149.943966][ T4372] ? __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) 
[ 149.944451][ T4372] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 149.944823][ T4372] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 149.945157][ T4372] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 149.945560][ T4372] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 149.945929][ T4372] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 149.946283][ T4372] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 149.946655][ T4372] ? trace_rseq_update (./include/trace/events/rseq.h:11 (discriminator 21)) 
[ 149.946987][ T4372] __sys_sendmsg (net/socket.c:2700) 
[ 149.947328][ T4372] ? __rseq_handle_notify_resume (kernel/rseq.c:442) 
[ 149.947735][ T4372] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 149.948140][ T4372] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 149.948487][ T4372] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 149.948873][ T4372] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[  149.949363][ T4372] RIP: 0033:0x7ffb76f6e1e7
[ 149.949794][ T4372] 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)
[  149.951165][ T4372] RSP: 002b:00007ffddc464538 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[  149.951752][ T4372] RAX: ffffffffffffffda RBX: 00007ffddc464c60 RCX: 00007ffb76f6e1e7
[  149.952282][ T4372] RDX: 0000000000000000 RSI: 00007ffddc4645a0 RDI: 0000000000000005
[  149.952795][ T4372] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000000
[  149.953400][ T4372] R10: 0000000025a3f910 R11: 0000000000000246 R12: 0000000000000004
[  149.954074][ T4372] R13: 00000000686e60df R14: 0000000000499600 R15: 0000000000000000
| [  208.567876][ T6324] ------------[ cut here ]------------
| [ 208.568232][ T6324] WARNING: CPU: 1 PID: 6324 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) 
| [  208.568873][ T6324] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel bridge stp llc act_gact cls_flower sch_ingress vrf veth
| [  208.570278][ T6324] Tainted: [W]=WARN
[  208.570537][ T6324] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 208.570936][ T6324] 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) 
[ 208.571267][ T6324] Code: 00 00 8b 05 b7 bb 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 fa 61 7b 00 85 c0 0f 85 39 fe ff ff 90 <0f> 0b 90 e9 30 fe ff ff 48 b8 00 00 00 00 00 fc ff df 4c 89 fa 48
All code
========
   0:	00 00                	add    %al,(%rax)
   2:	8b 05 b7 bb 3a 02    	mov    0x23abbb7(%rip),%eax        # 0x23abbbf
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb a0 0c 00 00 	lea    0xca0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 fa 61 7b 00       	call   0x7b621b
  21:	85 c0                	test   %eax,%eax
  23:	0f 85 39 fe ff ff    	jne    0xfffffffffffffe62
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	e9 30 fe ff ff       	jmp    0xfffffffffffffe62
  32:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
  39:	fc ff df 
  3c:	4c 89 fa             	mov    %r15,%rdx
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	e9 30 fe ff ff       	jmp    0xfffffffffffffe38
   8:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
   f:	fc ff df 
  12:	4c 89 fa             	mov    %r15,%rdx
  15:	48                   	rex.W
[  208.572462][ T6324] RSP: 0018:ffffc9000759ef70 EFLAGS: 00010246
[  208.572890][ T6324] RAX: 0000000000000000 RBX: ffff888009312000 RCX: 0000000000000001
[  208.573418][ T6324] RDX: 0000000000000000 RSI: ffffffff8de9b939 RDI: ffffffff8d6555e0
[  208.573944][ T6324] RBP: ffffc9000759f058 R08: 0000000000000000 R09: 0000000000000000
[  208.575950][ T6324] R10: ffffc9000759f088 R11: ffffffff8e379160 R12: 1ffff92000eb3df2
[  208.576478][ T6324] R13: 00000000000005dc R14: ffffc9000759f088 R15: ffff888009312f08
[  208.576962][ T6324] FS:  00007fd8d0cc4800(0000) GS:ffff8880a6337000(0000) knlGS:0000000000000000
[  208.577542][ T6324] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  208.577966][ T6324] CR2: 00000000004e5760 CR3: 000000000e643003 CR4: 0000000000772ef0
[  208.578457][ T6324] PKRU: 55555554
[  208.578700][ T6324] Call Trace:
[  208.578940][ T6324]  <TASK>
[ 208.579101][ T6324] ? __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) 
[ 208.579533][ T6324] ? br_del_if (net/bridge/br_if.c:742) bridge 
[ 208.579923][ T6324] ? do_set_master (net/core/rtnetlink.c:2932) 
[ 208.580250][ T6324] ? do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 208.580593][ T6324] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 208.580945][ T6324] ? netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[ 208.581269][ T6324] ? netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 208.581609][ T6324] ? ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 208.581935][ T6324] ? ___sys_sendmsg (net/socket.c:2670) 
[ 208.582254][ T6324] ? __sys_sendmsg (net/socket.c:2700) 
[ 208.582582][ T6324] ? do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 208.582912][ T6324] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[ 208.583308][ T6324] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 208.583652][ T6324] netif_set_mtu (net/core/dev.c:9652) 
[ 208.583987][ T6324] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 208.584324][ T6324] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 208.584578][ T6324] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 208.585053][ T6324] br_del_if (net/bridge/br_if.c:743) bridge 
[ 208.585409][ T6324] ? rtnl_is_locked (net/core/rtnetlink.c:169) 
[ 208.585795][ T6324] do_set_master (net/core/rtnetlink.c:2932) 
[ 208.586127][ T6324] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 208.586467][ T6324] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 208.586870][ T6324] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 208.587191][ T6324] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 208.587521][ T6324] ? __kernel_text_address (kernel/extable.c:79) 
[ 208.587847][ T6324] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 208.588176][ T6324] ? __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) 
[ 208.588507][ T6324] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 208.588930][ T6324] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 208.589252][ T6324] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 208.589590][ T6324] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 208.589910][ T6324] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 208.590232][ T6324] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 208.590569][ T6324] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 208.590884][ T6324] ? __create_object (mm/kmemleak.c:771) 
[ 208.591208][ T6324] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 208.591538][ T6324] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 208.591859][ T6324] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 208.592256][ T6324] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 208.592595][ T6324] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 208.592949][ T6324] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 208.593304][ T6324] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 208.593661][ T6324] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 208.594004][ T6324] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 208.594321][ T6324] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 208.594661][ T6324] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 208.594981][ T6324] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 208.595302][ T6324] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 208.595641][ T6324] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 208.595970][ T6324] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 208.596289][ T6324] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 208.596630][ T6324] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 208.596982][ T6324] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 208.597302][ T6324] ? 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) 
[ 208.597641][ T6324] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[ 208.597975][ T6324] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 208.598292][ T6324] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 208.598625][ T6324] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 208.598950][ T6324] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 208.599272][ T6324] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 208.599608][ T6324] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 208.599936][ T6324] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 208.600254][ T6324] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 208.600703][ T6324] ___sys_sendmsg (net/socket.c:2670) 
[ 208.601020][ T6324] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 208.601339][ T6324] ? __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) 
[ 208.601759][ T6324] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 208.602089][ T6324] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 208.602410][ T6324] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 208.602746][ T6324] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 208.603075][ T6324] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 208.603395][ T6324] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 208.603733][ T6324] __sys_sendmsg (net/socket.c:2700) 
[ 208.604072][ T6324] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 208.604481][ T6324] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 208.604842][ T6324] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 208.605166][ T6324] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 208.605520][ T6324] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[  208.605922][ T6324] RIP: 0033:0x7fd8d0e911e7
[ 208.606264][ T6324] 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)
[  208.607428][ T6324] RSP: 002b:00007ffc6ae2b828 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[  208.607933][ T6324] RAX: ffffffffffffffda RBX: 00007ffc6ae2bf50 RCX: 00007fd8d0e911e7
[  208.608411][ T6324] RDX: 0000000000000000 RSI: 00007ffc6ae2b890 RDI: 0000000000000005
[  208.608935][ T6324] RBP: 0000000000000003 R08: 0000000000000003 R09: 0000000000000078
[  208.609417][ T6324] R10: 00007fd8d0d8eee8 R11: 0000000000000246 R12: 0000000000000003
[  208.609927][ T6324] R13: 00000000686e611a R14: 0000000000499600 R15: 0000000000000000
| [  209.518711][ T6357] ------------[ cut here ]------------
| [ 209.519064][ T6357] WARNING: CPU: 2 PID: 6357 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) 
| [  209.519744][ T6357] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel bridge stp llc act_gact cls_flower sch_ingress vrf veth
| [  209.521685][ T6357] Tainted: [W]=WARN
[  209.521945][ T6357] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 209.522370][ T6357] 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) 
[ 209.522736][ T6357] Code: 00 00 8b 05 b7 bb 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 fa 61 7b 00 85 c0 0f 85 39 fe ff ff 90 <0f> 0b 90 e9 30 fe ff ff 48 b8 00 00 00 00 00 fc ff df 4c 89 fa 48
All code
========
   0:	00 00                	add    %al,(%rax)
   2:	8b 05 b7 bb 3a 02    	mov    0x23abbb7(%rip),%eax        # 0x23abbbf
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb a0 0c 00 00 	lea    0xca0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 fa 61 7b 00       	call   0x7b621b
  21:	85 c0                	test   %eax,%eax
  23:	0f 85 39 fe ff ff    	jne    0xfffffffffffffe62
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	e9 30 fe ff ff       	jmp    0xfffffffffffffe62
  32:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
  39:	fc ff df 
  3c:	4c 89 fa             	mov    %r15,%rdx
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	e9 30 fe ff ff       	jmp    0xfffffffffffffe38
   8:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
   f:	fc ff df 
  12:	4c 89 fa             	mov    %r15,%rdx
  15:	48                   	rex.W
[  209.523935][ T6357] RSP: 0018:ffffc900090feef0 EFLAGS: 00010246
[  209.524360][ T6357] RAX: 0000000000000000 RBX: ffff888009312000 RCX: 0000000000000001
[  209.524900][ T6357] RDX: 0000000000000000 RSI: ffffffff8de9b939 RDI: ffffffff8d6555e0
[  209.525404][ T6357] RBP: ffffc900090fefe0 R08: 0000000000000000 R09: 0000000000000000
[  209.525911][ T6357] R10: ffffc900090ff010 R11: ffffffff8eca8918 R12: 1ffff9200121fde2
[  209.526413][ T6357] R13: 00000000000005dc R14: ffffc900090ff010 R15: ffff888009312f08
[  209.526912][ T6357] FS:  00007f10e0179800(0000) GS:ffff8880a63b7000(0000) knlGS:0000000000000000
[  209.527512][ T6357] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  209.527931][ T6357] CR2: 00000000004e5760 CR3: 0000000018a17004 CR4: 0000000000772ef0
[  209.528441][ T6357] PKRU: 55555554
[  209.528737][ T6357] Call Trace:
[  209.528995][ T6357]  <TASK>
[ 209.529175][ T6357] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 209.529529][ T6357] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 209.529897][ T6357] ? mark_held_locks (kernel/locking/lockdep.c:4328) 
[ 209.530244][ T6357] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:151 kernel/locking/spinlock.c:194) 
[ 209.530688][ T6357] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4475) 
[ 209.531040][ T6357] netif_set_mtu (net/core/dev.c:9652) 
[ 209.531386][ T6357] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 209.531750][ T6357] ? br_get_link_af_size_filtered (net/bridge/br_netlink.c:116) bridge 
[ 209.532224][ T6357] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 209.532514][ T6357] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 209.533008][ T6357] br_add_if (net/bridge/br_if.c:697) bridge 
[ 209.533399][ T6357] do_set_master (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:41 net/core/rtnetlink.c:2949) 
[ 209.533765][ T6357] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 209.534137][ T6357] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 209.534595][ T6357] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 209.534944][ T6357] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 209.535308][ T6357] ? __kernel_text_address (kernel/extable.c:79) 
[ 209.535665][ T6357] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 209.536008][ T6357] ? __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) 
[ 209.536351][ T6357] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 209.536782][ T6357] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 209.537148][ T6357] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 209.537496][ T6357] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 209.537889][ T6357] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 209.538232][ T6357] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 209.538587][ T6357] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 209.538936][ T6357] ? __create_object (mm/kmemleak.c:771) 
[ 209.539283][ T6357] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 209.539640][ T6357] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 209.539982][ T6357] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 209.540408][ T6357] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 209.540762][ T6357] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 209.541107][ T6357] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 209.541463][ T6357] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 209.541806][ T6357] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 209.542154][ T6357] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 209.542560][ T6357] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 209.542926][ T6357] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 209.543268][ T6357] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 209.543631][ T6357] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 209.543983][ T6357] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 209.544331][ T6357] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 209.544684][ T6357] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 209.545028][ T6357] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 209.545381][ T6357] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 209.545764][ T6357] ? 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) 
[ 209.546122][ T6357] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[ 209.546489][ T6357] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 209.546881][ T6357] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 209.547250][ T6357] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 209.547630][ T6357] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 209.548001][ T6357] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 209.548386][ T6357] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 209.548770][ T6357] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 209.549124][ T6357] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 209.549586][ T6357] ___sys_sendmsg (net/socket.c:2670) 
[ 209.549945][ T6357] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 209.550305][ T6357] ? __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) 
[ 209.550833][ T6357] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 209.551214][ T6357] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 209.551586][ T6357] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 209.551953][ T6357] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 209.552311][ T6357] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 209.552681][ T6357] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 209.553049][ T6357] __sys_sendmsg (net/socket.c:2700) 
[ 209.553404][ T6357] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 209.553863][ T6357] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 209.554252][ T6357] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 209.554659][ T6357] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 209.555025][ T6357] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[  209.555482][ T6357] RIP: 0033:0x7f10e03461e7
[ 209.555854][ T6357] 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)
[  209.557103][ T6357] RSP: 002b:00007fff9f1b9958 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[  209.557643][ T6357] RAX: ffffffffffffffda RBX: 00007fff9f1ba080 RCX: 00007f10e03461e7
[  209.558170][ T6357] RDX: 0000000000000000 RSI: 00007fff9f1b99c0 RDI: 0000000000000005
[  209.558771][ T6357] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000000
[  209.559303][ T6357] R10: 00000000395c5910 R11: 0000000000000246 R12: 0000000000000004
[  209.559857][ T6357] R13: 00000000686e611b R14: 0000000000499600 R15: 0000000000000000
| [  267.999197][ T8309] ------------[ cut here ]------------
| [ 267.999742][ T8309] WARNING: CPU: 3 PID: 8309 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) 
| [  268.000377][ T8309] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel bridge stp llc act_gact cls_flower sch_ingress vrf veth
| [  268.001790][ T8309] Tainted: [W]=WARN
[  268.002026][ T8309] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 268.002447][ T8309] 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) 
[ 268.002785][ T8309] Code: 00 00 8b 05 b7 bb 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 fa 61 7b 00 85 c0 0f 85 39 fe ff ff 90 <0f> 0b 90 e9 30 fe ff ff 48 b8 00 00 00 00 00 fc ff df 4c 89 fa 48
All code
========
   0:	00 00                	add    %al,(%rax)
   2:	8b 05 b7 bb 3a 02    	mov    0x23abbb7(%rip),%eax        # 0x23abbbf
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb a0 0c 00 00 	lea    0xca0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 fa 61 7b 00       	call   0x7b621b
  21:	85 c0                	test   %eax,%eax
  23:	0f 85 39 fe ff ff    	jne    0xfffffffffffffe62
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	e9 30 fe ff ff       	jmp    0xfffffffffffffe62
  32:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
  39:	fc ff df 
  3c:	4c 89 fa             	mov    %r15,%rdx
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	e9 30 fe ff ff       	jmp    0xfffffffffffffe38
   8:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
   f:	fc ff df 
  12:	4c 89 fa             	mov    %r15,%rdx
  15:	48                   	rex.W
[  268.003942][ T8309] RSP: 0018:ffffc9000618ef70 EFLAGS: 00010246
[  268.004363][ T8309] RAX: 0000000000000000 RBX: ffff888009312000 RCX: 0000000000000001
[  268.004839][ T8309] RDX: 0000000000000000 RSI: ffffffff8de9b939 RDI: ffffffff8d6555e0
[  268.005321][ T8309] RBP: ffffc9000618f058 R08: 0000000000000000 R09: 0000000000000000
[  268.005795][ T8309] R10: ffffc9000618f088 R11: ffffffff8e379160 R12: 1ffff92000c31df2
[  268.006267][ T8309] R13: 00000000000005dc R14: ffffc9000618f088 R15: ffff888009312f08
[  268.006745][ T8309] FS:  00007f40a9986800(0000) GS:ffff8880a6437000(0000) knlGS:0000000000000000
[  268.007303][ T8309] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  268.007701][ T8309] CR2: 00000000004e5760 CR3: 0000000018a85003 CR4: 0000000000772ef0
[  268.008169][ T8309] PKRU: 55555554
[  268.008419][ T8309] Call Trace:
[  268.008663][ T8309]  <TASK>
[ 268.008821][ T8309] ? __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) 
[ 268.009210][ T8309] ? br_del_if (net/bridge/br_if.c:742) bridge 
[ 268.009588][ T8309] ? do_set_master (net/core/rtnetlink.c:2932) 
[ 268.009900][ T8309] ? do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 268.010208][ T8309] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 268.010543][ T8309] ? netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[ 268.010851][ T8309] ? netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 268.011158][ T8309] ? ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 268.011492][ T8309] ? ___sys_sendmsg (net/socket.c:2670) 
[ 268.011806][ T8309] ? __sys_sendmsg (net/socket.c:2700) 
[ 268.012111][ T8309] ? do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 268.012449][ T8309] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[ 268.012837][ T8309] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 268.013154][ T8309] netif_set_mtu (net/core/dev.c:9652) 
[ 268.013491][ T8309] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 268.013818][ T8309] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 268.014070][ T8309] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 268.014535][ T8309] br_del_if (net/bridge/br_if.c:743) bridge 
[ 268.014878][ T8309] ? rtnl_is_locked (net/core/rtnetlink.c:169) 
[ 268.015189][ T8309] do_set_master (net/core/rtnetlink.c:2932) 
[ 268.015528][ T8309] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 268.015846][ T8309] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 268.016232][ T8309] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 268.016564][ T8309] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 268.016879][ T8309] ? __kernel_text_address (kernel/extable.c:79) 
[ 268.017191][ T8309] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 268.017546][ T8309] ? __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) 
[ 268.017856][ T8309] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 268.018237][ T8309] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 268.018572][ T8309] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 268.018881][ T8309] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 268.019192][ T8309] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 268.019522][ T8309] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 268.019834][ T8309] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 268.020138][ T8309] ? __create_object (mm/kmemleak.c:771) 
[ 268.020461][ T8309] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 268.020787][ T8309] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 268.021094][ T8309] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 268.021487][ T8309] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 268.021826][ T8309] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 268.022139][ T8309] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 268.022462][ T8309] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 268.022825][ T8309] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 268.023137][ T8309] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 268.023456][ T8309] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 268.023786][ T8309] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 268.024099][ T8309] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 268.024416][ T8309] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 268.024757][ T8309] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 268.025071][ T8309] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 268.025381][ T8309] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 268.025720][ T8309] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 268.026043][ T8309] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 268.026351][ T8309] ? 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) 
[ 268.026693][ T8309] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[ 268.027007][ T8309] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 268.027312][ T8309] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 268.027640][ T8309] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 268.027967][ T8309] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 268.028280][ T8309] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 268.028611][ T8309] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 268.028949][ T8309] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 268.029255][ T8309] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 268.029664][ T8309] ___sys_sendmsg (net/socket.c:2670) 
[ 268.029984][ T8309] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 268.030320][ T8309] ? __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) 
[ 268.030723][ T8309] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 268.031054][ T8309] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 268.031371][ T8309] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 268.031697][ T8309] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 268.032022][ T8309] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 268.032329][ T8309] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 268.032655][ T8309] __sys_sendmsg (net/socket.c:2700) 
[ 268.032979][ T8309] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 268.033363][ T8309] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 268.033702][ T8309] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 268.034040][ T8309] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 268.034351][ T8309] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[  268.034747][ T8309] RIP: 0033:0x7f40a9b531e7
[ 268.035084][ T8309] 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)
[  268.036210][ T8309] RSP: 002b:00007ffc9004f888 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[  268.036690][ T8309] RAX: ffffffffffffffda RBX: 00007ffc9004ffb0 RCX: 00007f40a9b531e7
[  268.037170][ T8309] RDX: 0000000000000000 RSI: 00007ffc9004f8f0 RDI: 0000000000000005
[  268.037644][ T8309] RBP: 0000000000000003 R08: 0000000000000003 R09: 0000000000000078
[  268.038132][ T8309] R10: 00007f40a9a50ee8 R11: 0000000000000246 R12: 0000000000000003
[  268.038609][ T8309] R13: 00000000686e6155 R14: 0000000000499600 R15: 0000000000000000
| [  268.974907][ T8342] ------------[ cut here ]------------
| [ 268.975233][ T8342] WARNING: CPU: 1 PID: 8342 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) 
| [  268.975889][ T8342] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel bridge stp llc act_gact cls_flower sch_ingress vrf veth
| [  268.977367][ T8342] Tainted: [W]=WARN
[  268.977632][ T8342] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 268.978046][ T8342] 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) 
[ 268.978383][ T8342] Code: 00 00 8b 05 b7 bb 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 fa 61 7b 00 85 c0 0f 85 39 fe ff ff 90 <0f> 0b 90 e9 30 fe ff ff 48 b8 00 00 00 00 00 fc ff df 4c 89 fa 48
All code
========
   0:	00 00                	add    %al,(%rax)
   2:	8b 05 b7 bb 3a 02    	mov    0x23abbb7(%rip),%eax        # 0x23abbbf
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb a0 0c 00 00 	lea    0xca0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 fa 61 7b 00       	call   0x7b621b
  21:	85 c0                	test   %eax,%eax
  23:	0f 85 39 fe ff ff    	jne    0xfffffffffffffe62
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	e9 30 fe ff ff       	jmp    0xfffffffffffffe62
  32:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
  39:	fc ff df 
  3c:	4c 89 fa             	mov    %r15,%rdx
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	e9 30 fe ff ff       	jmp    0xfffffffffffffe38
   8:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
   f:	fc ff df 
  12:	4c 89 fa             	mov    %r15,%rdx
  15:	48                   	rex.W
[  268.979574][ T8342] RSP: 0018:ffffc900008ceef0 EFLAGS: 00010246
[  268.979982][ T8342] RAX: 0000000000000000 RBX: ffff888009312000 RCX: 0000000000000001
[  268.980481][ T8342] RDX: 0000000000000000 RSI: ffffffff8de9b939 RDI: ffffffff8d6555e0
[  268.980968][ T8342] RBP: ffffc900008cefe0 R08: 0000000000000000 R09: 0000000000000000
[  268.981465][ T8342] R10: ffffc900008cf010 R11: ffffffff8eca8918 R12: 1ffff92000119de2
[  268.981956][ T8342] R13: 00000000000005dc R14: ffffc900008cf010 R15: ffff888009312f08
[  268.982450][ T8342] FS:  00007f5e7b43a800(0000) GS:ffff8880a6337000(0000) knlGS:0000000000000000
[  268.983012][ T8342] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  268.983417][ T8342] CR2: 00000000004e5760 CR3: 000000000e49d001 CR4: 0000000000772ef0
[  268.983911][ T8342] PKRU: 55555554
[  268.984175][ T8342] Call Trace:
[  268.984418][ T8342]  <TASK>
[ 268.984596][ T8342] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 268.984924][ T8342] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 268.985253][ T8342] ? mark_held_locks (kernel/locking/lockdep.c:4328) 
[ 268.985584][ T8342] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:151 kernel/locking/spinlock.c:194) 
[ 268.985988][ T8342] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4475) 
[ 268.986320][ T8342] netif_set_mtu (net/core/dev.c:9652) 
[ 268.986653][ T8342] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 268.986986][ T8342] ? br_get_link_af_size_filtered (net/bridge/br_netlink.c:116) bridge 
[ 268.987449][ T8342] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 268.987696][ T8342] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 268.988140][ T8342] br_add_if (net/bridge/br_if.c:697) bridge 
[ 268.988516][ T8342] do_set_master (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:41 net/core/rtnetlink.c:2949) 
[ 268.988875][ T8342] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 268.989203][ T8342] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 268.989623][ T8342] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 268.989946][ T8342] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 268.990265][ T8342] ? __kernel_text_address (kernel/extable.c:79) 
[ 268.990600][ T8342] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 268.990924][ T8342] ? __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) 
[ 268.991252][ T8342] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 268.991662][ T8342] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 268.991988][ T8342] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 268.992310][ T8342] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 268.992641][ T8342] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 268.992963][ T8342] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 268.993285][ T8342] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 268.993619][ T8342] ? __create_object (mm/kmemleak.c:771) 
[ 268.993950][ T8342] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 268.994286][ T8342] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 268.994619][ T8342] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 268.995020][ T8342] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 268.995346][ T8342] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 268.995681][ T8342] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 268.995998][ T8342] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 268.996328][ T8342] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 268.996657][ T8342] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 268.996975][ T8342] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 268.997299][ T8342] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 268.997632][ T8342] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 268.997957][ T8342] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 268.998282][ T8342] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 268.998623][ T8342] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 268.998950][ T8342] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 268.999271][ T8342] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 268.999613][ T8342] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 268.999934][ T8342] ? 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) 
[ 269.000256][ T8342] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[ 269.000593][ T8342] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 269.000919][ T8342] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 269.001245][ T8342] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 269.001582][ T8342] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 269.001905][ T8342] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 269.002236][ T8342] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 269.002572][ T8342] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 269.002889][ T8342] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 269.003299][ T8342] ___sys_sendmsg (net/socket.c:2670) 
[ 269.003648][ T8342] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 269.003971][ T8342] ? __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) 
[ 269.004388][ T8342] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 269.004738][ T8342] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 269.005062][ T8342] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 269.005387][ T8342] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 269.005719][ T8342] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 269.006047][ T8342] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 269.006378][ T8342] __sys_sendmsg (net/socket.c:2700) 
[ 269.006704][ T8342] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 269.007098][ T8342] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 269.007444][ T8342] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 269.007767][ T8342] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 269.008091][ T8342] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[  269.008508][ T8342] RIP: 0033:0x7f5e7b6071e7
[ 269.008844][ T8342] 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)
[  269.009990][ T8342] RSP: 002b:00007ffdb240e578 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[  269.010485][ T8342] RAX: ffffffffffffffda RBX: 00007ffdb240eca0 RCX: 00007f5e7b6071e7
[  269.010968][ T8342] RDX: 0000000000000000 RSI: 00007ffdb240e5e0 RDI: 0000000000000005
[  269.011457][ T8342] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000000
[  269.011938][ T8342] R10: 0000000037fcc910 R11: 0000000000000246 R12: 0000000000000004
[  269.012416][ T8342] R13: 00000000686e6156 R14: 0000000000499600 R15: 0000000000000000
| [  324.344127][T10294] ------------[ cut here ]------------
| [324.344464][T10294] WARNING: CPU: 3 PID: 10294 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) 
| [  324.345111][T10294] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel bridge stp llc act_gact cls_flower sch_ingress vrf veth
| [  324.346474][T10294] Tainted: [W]=WARN
[  324.346709][T10294] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[324.347091][T10294] 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) 
[ 324.347414][T10294] Code: 00 00 8b 05 b7 bb 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 fa 61 7b 00 85 c0 0f 85 39 fe ff ff 90 <0f> 0b 90 e9 30 fe ff ff 48 b8 00 00 00 00 00 fc ff df 4c 89 fa 48
All code
========
   0:	00 00                	add    %al,(%rax)
   2:	8b 05 b7 bb 3a 02    	mov    0x23abbb7(%rip),%eax        # 0x23abbbf
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb a0 0c 00 00 	lea    0xca0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 fa 61 7b 00       	call   0x7b621b
  21:	85 c0                	test   %eax,%eax
  23:	0f 85 39 fe ff ff    	jne    0xfffffffffffffe62
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	e9 30 fe ff ff       	jmp    0xfffffffffffffe62
  32:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
  39:	fc ff df 
  3c:	4c 89 fa             	mov    %r15,%rdx
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	e9 30 fe ff ff       	jmp    0xfffffffffffffe38
   8:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
   f:	fc ff df 
  12:	4c 89 fa             	mov    %r15,%rdx
  15:	48                   	rex.W
[  324.348522][T10294] RSP: 0018:ffffc9000b98ef70 EFLAGS: 00010246
[  324.348929][T10294] RAX: 0000000000000000 RBX: ffff888009312000 RCX: 0000000000000001
[  324.349385][T10294] RDX: 0000000000000000 RSI: ffffffff8de9b939 RDI: ffffffff8d6555e0
[  324.349849][T10294] RBP: ffffc9000b98f058 R08: 0000000000000000 R09: 0000000000000000
[  324.350312][T10294] R10: ffffc9000b98f088 R11: ffffffff8e379160 R12: 1ffff92001731df2
[  324.350833][T10294] R13: 00000000000005dc R14: ffffc9000b98f088 R15: ffff888009312f08
[  324.351289][T10294] FS:  00007f028b2af800(0000) GS:ffff8880a6437000(0000) knlGS:0000000000000000
[  324.351832][T10294] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  324.352243][T10294] CR2: 00000000004e5760 CR3: 000000000eb8b006 CR4: 0000000000772ef0
[  324.352728][T10294] PKRU: 55555554
[  324.352958][T10294] Call Trace:
[  324.353188][T10294]  <TASK>
[324.353340][T10294] ? __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) 
[324.353953][T10294] ? br_del_if (net/bridge/br_if.c:742) bridge 
[324.354319][T10294] ? do_set_master (net/core/rtnetlink.c:2932) 
[324.354912][T10294] ? do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[324.355227][T10294] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[324.355685][T10294] ? netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[324.355993][T10294] ? netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[324.356294][T10294] ? ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[324.356648][T10294] ? ___sys_sendmsg (net/socket.c:2670) 
[324.356953][T10294] ? __sys_sendmsg (net/socket.c:2700) 
[324.357253][T10294] ? do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[324.357567][T10294] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[324.357946][T10294] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[324.358267][T10294] netif_set_mtu (net/core/dev.c:9652) 
[324.358583][T10294] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[324.358904][T10294] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[324.359136][T10294] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[324.359569][T10294] br_del_if (net/bridge/br_if.c:743) bridge 
[324.359905][T10294] ? rtnl_is_locked (net/core/rtnetlink.c:169) 
[324.360254][T10294] do_set_master (net/core/rtnetlink.c:2932) 
[324.360575][T10294] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[324.360891][T10294] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[324.361275][T10294] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[324.361588][T10294] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[324.361891][T10294] ? __kernel_text_address (kernel/extable.c:79) 
[324.362202][T10294] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[324.362520][T10294] ? __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) 
[324.362825][T10294] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[324.363212][T10294] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[324.363528][T10294] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[324.363830][T10294] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[324.364155][T10294] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[324.364471][T10294] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[324.364816][T10294] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[324.365117][T10294] ? __create_object (mm/kmemleak.c:771) 
[324.365454][T10294] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[324.365761][T10294] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[324.366066][T10294] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[324.366454][T10294] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[324.366764][T10294] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[324.367073][T10294] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[324.367375][T10294] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[324.367693][T10294] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[324.368004][T10294] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[324.368305][T10294] ? __lock_release (kernel/locking/lockdep.c:5539) 
[324.368619][T10294] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[324.368920][T10294] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[324.369223][T10294] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[324.369541][T10294] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[324.369852][T10294] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[324.370152][T10294] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[324.370469][T10294] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[324.370785][T10294] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[324.371085][T10294] ? 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) 
[324.371390][T10294] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[324.371707][T10294] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[324.372011][T10294] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[324.372326][T10294] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[324.372643][T10294] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[324.372948][T10294] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[324.373269][T10294] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[324.373637][T10294] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[324.373957][T10294] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[324.374357][T10294] ___sys_sendmsg (net/socket.c:2670) 
[324.374677][T10294] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[324.374988][T10294] ? __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) 
[324.375364][T10294] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[324.375681][T10294] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[324.375987][T10294] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[324.376295][T10294] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[324.376606][T10294] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[324.376911][T10294] ? __lock_release (kernel/locking/lockdep.c:5539) 
[324.377227][T10294] __sys_sendmsg (net/socket.c:2700) 
[324.377535][T10294] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[324.377953][T10294] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[324.378268][T10294] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[324.378593][T10294] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[324.378902][T10294] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[  324.379276][T10294] RIP: 0033:0x7f028b47c1e7
[ 324.379612][T10294] 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)
[  324.380699][T10294] RSP: 002b:00007ffc64b9fe48 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[  324.381161][T10294] RAX: ffffffffffffffda RBX: 00007ffc64ba0570 RCX: 00007f028b47c1e7
[  324.381757][T10294] RDX: 0000000000000000 RSI: 00007ffc64b9feb0 RDI: 0000000000000005
[  324.382256][T10294] RBP: 0000000000000003 R08: 0000000000000003 R09: 0000000000000078
[  324.382727][T10294] R10: 00007f028b379ee8 R11: 0000000000000246 R12: 0000000000000003
[  324.383183][T10294] R13: 00000000686e618d R14: 0000000000499600 R15: 0000000000000000
| [  325.193393][T10327] ------------[ cut here ]------------
| [325.193742][T10327] WARNING: CPU: 0 PID: 10327 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) 
| [  325.194393][T10327] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel bridge stp llc act_gact cls_flower sch_ingress vrf veth
| [  325.195826][T10327] Tainted: [W]=WARN
[  325.196185][T10327] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[325.196591][T10327] 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) 
[ 325.196908][T10327] Code: 00 00 8b 05 b7 bb 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 fa 61 7b 00 85 c0 0f 85 39 fe ff ff 90 <0f> 0b 90 e9 30 fe ff ff 48 b8 00 00 00 00 00 fc ff df 4c 89 fa 48
All code
========
   0:	00 00                	add    %al,(%rax)
   2:	8b 05 b7 bb 3a 02    	mov    0x23abbb7(%rip),%eax        # 0x23abbbf
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb a0 0c 00 00 	lea    0xca0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 fa 61 7b 00       	call   0x7b621b
  21:	85 c0                	test   %eax,%eax
  23:	0f 85 39 fe ff ff    	jne    0xfffffffffffffe62
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	e9 30 fe ff ff       	jmp    0xfffffffffffffe62
  32:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
  39:	fc ff df 
  3c:	4c 89 fa             	mov    %r15,%rdx
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	e9 30 fe ff ff       	jmp    0xfffffffffffffe38
   8:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
   f:	fc ff df 
  12:	4c 89 fa             	mov    %r15,%rdx
  15:	48                   	rex.W
[  325.198022][T10327] RSP: 0018:ffffc9000a7ceef0 EFLAGS: 00010246
[  325.198422][T10327] RAX: 0000000000000000 RBX: ffff888009312000 RCX: 0000000000000001
[  325.198893][T10327] RDX: 0000000000000000 RSI: ffffffff8de9b939 RDI: ffffffff8d6555e0
[  325.199359][T10327] RBP: ffffc9000a7cefe0 R08: 0000000000000000 R09: 0000000000000000
[  325.199853][T10327] R10: ffffc9000a7cf010 R11: ffffffff8eca8918 R12: 1ffff920014f9de2
[  325.200314][T10327] R13: 00000000000005dc R14: ffffc9000a7cf010 R15: ffff888009312f08
[  325.200782][T10327] FS:  00007fbf418b6800(0000) GS:ffff8880a62b7000(0000) knlGS:0000000000000000
[  325.201352][T10327] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  325.201744][T10327] CR2: 00000000004e5760 CR3: 000000000c229005 CR4: 0000000000772ef0
[  325.202210][T10327] PKRU: 55555554
[  325.202447][T10327] Call Trace:
[  325.202677][T10327]  <TASK>
[325.202836][T10327] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[325.203148][T10327] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[325.203479][T10327] ? mark_held_locks (kernel/locking/lockdep.c:4328) 
[325.203788][T10327] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:151 kernel/locking/spinlock.c:194) 
[325.204186][T10327] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4475) 
[325.204509][T10327] netif_set_mtu (net/core/dev.c:9652) 
[325.204823][T10327] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[325.205143][T10327] ? br_get_link_af_size_filtered (net/bridge/br_netlink.c:116) bridge 
[325.205588][T10327] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[325.205828][T10327] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[325.206254][T10327] br_add_if (net/bridge/br_if.c:697) bridge 
[325.206613][T10327] do_set_master (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:41 net/core/rtnetlink.c:2949) 
[325.206929][T10327] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[325.207245][T10327] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[325.207641][T10327] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[325.207955][T10327] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[325.208261][T10327] ? __kernel_text_address (kernel/extable.c:79) 
[325.208581][T10327] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[325.208891][T10327] ? __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) 
[325.209197][T10327] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[325.209583][T10327] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[325.209891][T10327] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[325.210192][T10327] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[325.210514][T10327] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[325.210821][T10327] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[325.211125][T10327] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[325.211446][T10327] ? __create_object (mm/kmemleak.c:771) 
[325.211763][T10327] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[325.212076][T10327] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[325.212380][T10327] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[325.212783][T10327] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[325.213098][T10327] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[325.213412][T10327] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[325.213726][T10327] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[325.214040][T10327] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[325.214361][T10327] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[325.214674][T10327] ? __lock_release (kernel/locking/lockdep.c:5539) 
[325.214985][T10327] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[325.215296][T10327] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[325.215613][T10327] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[325.215930][T10327] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[325.216242][T10327] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[325.216786][T10327] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[325.217099][T10327] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[325.217446][T10327] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[325.217766][T10327] ? 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) 
[325.218074][T10327] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[325.218627][T10327] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[325.218942][T10327] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[325.219723][T10327] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[325.220034][T10327] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[325.220344][T10327] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[325.220905][T10327] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[325.221228][T10327] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[325.221570][T10327] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[325.222200][T10327] ___sys_sendmsg (net/socket.c:2670) 
[325.222520][T10327] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[325.223064][T10327] ? __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) 
[325.223467][T10327] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[325.223797][T10327] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[325.224125][T10327] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[325.224684][T10327] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[325.224999][T10327] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[325.225317][T10327] ? __lock_release (kernel/locking/lockdep.c:5539) 
[325.225644][T10327] __sys_sendmsg (net/socket.c:2700) 
[325.226185][T10327] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[325.226586][T10327] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[325.226919][T10327] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[325.227232][T10327] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[325.227557][T10327] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[  325.227951][T10327] RIP: 0033:0x7fbf41a831e7
[ 325.228266][T10327] 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)
[  325.229877][T10327] RSP: 002b:00007ffeb454b608 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[  325.230354][T10327] RAX: ffffffffffffffda RBX: 00007ffeb454bd30 RCX: 00007fbf41a831e7
[  325.231298][T10327] RDX: 0000000000000000 RSI: 00007ffeb454b670 RDI: 0000000000000005
[  325.231777][T10327] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000000
[  325.232489][T10327] R10: 000000000217a910 R11: 0000000000000246 R12: 0000000000000004
[  325.232956][T10327] R13: 00000000686e618e R14: 0000000000499600 R15: 0000000000000000
| [  383.648143][T12279] ------------[ cut here ]------------
| [383.649601][T12279] WARNING: CPU: 2 PID: 12279 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) 
| [  383.650263][T12279] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel bridge stp llc act_gact cls_flower sch_ingress vrf veth
| [  383.651684][T12279] Tainted: [W]=WARN
[  383.651949][T12279] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[383.652358][T12279] 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) 
[ 383.652729][T12279] Code: 00 00 8b 05 b7 bb 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 fa 61 7b 00 85 c0 0f 85 39 fe ff ff 90 <0f> 0b 90 e9 30 fe ff ff 48 b8 00 00 00 00 00 fc ff df 4c 89 fa 48
All code
========
   0:	00 00                	add    %al,(%rax)
   2:	8b 05 b7 bb 3a 02    	mov    0x23abbb7(%rip),%eax        # 0x23abbbf
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb a0 0c 00 00 	lea    0xca0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 fa 61 7b 00       	call   0x7b621b
  21:	85 c0                	test   %eax,%eax
  23:	0f 85 39 fe ff ff    	jne    0xfffffffffffffe62
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	e9 30 fe ff ff       	jmp    0xfffffffffffffe62
  32:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
  39:	fc ff df 
  3c:	4c 89 fa             	mov    %r15,%rdx
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	e9 30 fe ff ff       	jmp    0xfffffffffffffe38
   8:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
   f:	fc ff df 
  12:	4c 89 fa             	mov    %r15,%rdx
  15:	48                   	rex.W
[  383.653865][T12279] RSP: 0018:ffffc90003fbef70 EFLAGS: 00010246
[  383.654293][T12279] RAX: 0000000000000000 RBX: ffff888009312000 RCX: 0000000000000001
[  383.654783][T12279] RDX: 0000000000000000 RSI: ffffffff8de9b939 RDI: ffffffff8d6555e0
[  383.655266][T12279] RBP: ffffc90003fbf058 R08: 0000000000000000 R09: 0000000000000000
[  383.655744][T12279] R10: ffffc90003fbf088 R11: ffffffff8e379160 R12: 1ffff920007f7df2
[  383.656218][T12279] R13: 00000000000005dc R14: ffffc90003fbf088 R15: ffff888009312f08
[  383.656702][T12279] FS:  00007f4aa12dc800(0000) GS:ffff8880a63b7000(0000) knlGS:0000000000000000
[  383.657269][T12279] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  383.657683][T12279] CR2: 00000000004e5760 CR3: 000000000e58d002 CR4: 0000000000772ef0
[  383.658168][T12279] PKRU: 55555554
[  383.658414][T12279] Call Trace:
[  383.658677][T12279]  <TASK>
[383.658849][T12279] ? __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) 
[383.659279][T12279] ? br_del_if (net/bridge/br_if.c:742) bridge 
[383.659675][T12279] ? do_set_master (net/core/rtnetlink.c:2932) 
[383.660013][T12279] ? do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[383.660332][T12279] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[383.660674][T12279] ? netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[383.660993][T12279] ? netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[383.661310][T12279] ? ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[383.661681][T12279] ? ___sys_sendmsg (net/socket.c:2670) 
[383.662036][T12279] ? __sys_sendmsg (net/socket.c:2700) 
[383.662359][T12279] ? do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[383.662698][T12279] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[383.663099][T12279] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[383.663452][T12279] netif_set_mtu (net/core/dev.c:9652) 
[383.663792][T12279] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[383.664138][T12279] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[383.664405][T12279] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[383.664866][T12279] br_del_if (net/bridge/br_if.c:743) bridge 
[383.665218][T12279] ? rtnl_is_locked (net/core/rtnetlink.c:169) 
[383.665563][T12279] do_set_master (net/core/rtnetlink.c:2932) 
[383.665903][T12279] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[383.666232][T12279] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[383.666654][T12279] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[383.666987][T12279] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[383.667314][T12279] ? __kernel_text_address (kernel/extable.c:79) 
[383.667653][T12279] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[383.667986][T12279] ? __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) 
[383.668307][T12279] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[383.668732][T12279] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[383.669061][T12279] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[383.669380][T12279] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[383.669733][T12279] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[383.670073][T12279] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[383.670400][T12279] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[383.670737][T12279] ? __create_object (mm/kmemleak.c:771) 
[383.671064][T12279] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[383.671417][T12279] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[383.671756][T12279] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[383.672157][T12279] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[383.672489][T12279] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[383.672825][T12279] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[383.673154][T12279] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[383.673497][T12279] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[383.673825][T12279] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[383.674150][T12279] ? __lock_release (kernel/locking/lockdep.c:5539) 
[383.674483][T12279] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[383.674809][T12279] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[383.675140][T12279] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[383.675479][T12279] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[383.675809][T12279] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[383.676160][T12279] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[383.676514][T12279] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[383.676848][T12279] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[383.677176][T12279] ? 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) 
[383.677510][T12279] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[383.677835][T12279] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[383.678152][T12279] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[383.678490][T12279] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[383.678822][T12279] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[383.679146][T12279] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[383.679490][T12279] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[383.679818][T12279] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[383.680138][T12279] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[383.680553][T12279] ___sys_sendmsg (net/socket.c:2670) 
[383.680867][T12279] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[383.681184][T12279] ? __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) 
[383.681588][T12279] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[383.681920][T12279] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[383.682239][T12279] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[383.682583][T12279] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[383.682900][T12279] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[383.683218][T12279] ? __lock_release (kernel/locking/lockdep.c:5539) 
[383.683550][T12279] __sys_sendmsg (net/socket.c:2700) 
[383.683865][T12279] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[383.684267][T12279] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[383.684615][T12279] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[383.684943][T12279] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[383.685267][T12279] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[  383.685669][T12279] RIP: 0033:0x7f4aa14a91e7
[ 383.686005][T12279] 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)
[  383.687118][T12279] RSP: 002b:00007ffe645f80b8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[  383.687602][T12279] RAX: ffffffffffffffda RBX: 00007ffe645f87e0 RCX: 00007f4aa14a91e7
[  383.688076][T12279] RDX: 0000000000000000 RSI: 00007ffe645f8120 RDI: 0000000000000005
[  383.688559][T12279] RBP: 0000000000000003 R08: 0000000000000003 R09: 0000000000000078
[  383.689045][T12279] R10: 00007f4aa13a6ee8 R11: 0000000000000246 R12: 0000000000000003
[  383.689524][T12279] R13: 00000000686e61c9 R14: 0000000000499600 R15: 0000000000000000
| [  384.545926][T12312] ------------[ cut here ]------------
| [384.546278][T12312] WARNING: CPU: 2 PID: 12312 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) 
| [  384.546927][T12312] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel bridge stp llc act_gact cls_flower sch_ingress vrf veth
| [  384.548343][T12312] Tainted: [W]=WARN
[  384.548614][T12312] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[384.549031][T12312] 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) 
[ 384.549363][T12312] Code: 00 00 8b 05 b7 bb 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 fa 61 7b 00 85 c0 0f 85 39 fe ff ff 90 <0f> 0b 90 e9 30 fe ff ff 48 b8 00 00 00 00 00 fc ff df 4c 89 fa 48
All code
========
   0:	00 00                	add    %al,(%rax)
   2:	8b 05 b7 bb 3a 02    	mov    0x23abbb7(%rip),%eax        # 0x23abbbf
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb a0 0c 00 00 	lea    0xca0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 fa 61 7b 00       	call   0x7b621b
  21:	85 c0                	test   %eax,%eax
  23:	0f 85 39 fe ff ff    	jne    0xfffffffffffffe62
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	e9 30 fe ff ff       	jmp    0xfffffffffffffe62
  32:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
  39:	fc ff df 
  3c:	4c 89 fa             	mov    %r15,%rdx
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	e9 30 fe ff ff       	jmp    0xfffffffffffffe38
   8:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
   f:	fc ff df 
  12:	4c 89 fa             	mov    %r15,%rdx
  15:	48                   	rex.W
[  384.550523][T12312] RSP: 0018:ffffc9000763eef0 EFLAGS: 00010246
[  384.550935][T12312] RAX: 0000000000000000 RBX: ffff888009312000 RCX: 0000000000000001
[  384.551410][T12312] RDX: 0000000000000000 RSI: ffffffff8de9b939 RDI: ffffffff8d6555e0
[  384.551896][T12312] RBP: ffffc9000763efe0 R08: 0000000000000000 R09: 0000000000000000
[  384.552399][T12312] R10: ffffc9000763f010 R11: ffffffff8eca8918 R12: 1ffff92000ec7de2
[  384.552883][T12312] R13: 00000000000005dc R14: ffffc9000763f010 R15: ffff888009312f08
[  384.553384][T12312] FS:  00007efd4fb33800(0000) GS:ffff8880a63b7000(0000) knlGS:0000000000000000
[  384.553945][T12312] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  384.554361][T12312] CR2: 00000000004e5760 CR3: 000000001895a005 CR4: 0000000000772ef0
[  384.554879][T12312] PKRU: 55555554
[  384.555132][T12312] Call Trace:
[  384.555383][T12312]  <TASK>
[384.555567][T12312] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[384.555898][T12312] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[384.556245][T12312] ? mark_held_locks (kernel/locking/lockdep.c:4328) 
[384.556579][T12312] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:151 kernel/locking/spinlock.c:194) 
[384.556982][T12312] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4475) 
[384.557328][T12312] netif_set_mtu (net/core/dev.c:9652) 
[384.557665][T12312] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[384.558008][T12312] ? br_get_link_af_size_filtered (net/bridge/br_netlink.c:116) bridge 
[384.558475][T12312] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[384.558726][T12312] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[384.559174][T12312] br_add_if (net/bridge/br_if.c:697) bridge 
[384.559566][T12312] do_set_master (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:41 net/core/rtnetlink.c:2949) 
[384.559897][T12312] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[384.560237][T12312] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[384.560653][T12312] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[384.560973][T12312] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[384.561292][T12312] ? __kernel_text_address (kernel/extable.c:79) 
[384.561638][T12312] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[384.561960][T12312] ? __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) 
[384.562301][T12312] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[384.562742][T12312] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[384.563081][T12312] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[384.563425][T12312] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[384.563774][T12312] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[384.564122][T12312] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[384.564482][T12312] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[384.564864][T12312] ? __create_object (mm/kmemleak.c:771) 
[384.565216][T12312] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[384.565571][T12312] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[384.565909][T12312] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[384.566322][T12312] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[384.566676][T12312] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[384.567017][T12312] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[384.567349][T12312] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[384.567708][T12312] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[384.568047][T12312] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[384.568394][T12312] ? __lock_release (kernel/locking/lockdep.c:5539) 
[384.568771][T12312] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[384.569116][T12312] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[384.569474][T12312] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[384.569824][T12312] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[384.570170][T12312] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[384.570522][T12312] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[384.570864][T12312] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[384.571223][T12312] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[384.571568][T12312] ? 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) 
[384.571912][T12312] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[384.572259][T12312] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[384.572609][T12312] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[384.572952][T12312] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[384.573312][T12312] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[384.573669][T12312] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[384.574029][T12312] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[384.574387][T12312] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[384.574735][T12312] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[384.575165][T12312] ___sys_sendmsg (net/socket.c:2670) 
[384.575516][T12312] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[384.575851][T12312] ? __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) 
[384.576296][T12312] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[384.576666][T12312] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[384.577020][T12312] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[384.577369][T12312] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[384.577720][T12312] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[384.578079][T12312] ? __lock_release (kernel/locking/lockdep.c:5539) 
[384.578454][T12312] __sys_sendmsg (net/socket.c:2700) 
[384.578790][T12312] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[384.579207][T12312] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[384.579576][T12312] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[384.579915][T12312] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[384.580258][T12312] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[  384.580691][T12312] RIP: 0033:0x7efd4fd001e7
[ 384.581105][T12312] 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)
[  384.582247][T12312] RSP: 002b:00007fff57276428 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[  384.582739][T12312] RAX: ffffffffffffffda RBX: 00007fff57276b50 RCX: 00007efd4fd001e7
[  384.583215][T12312] RDX: 0000000000000000 RSI: 00007fff57276490 RDI: 0000000000000005
[  384.583708][T12312] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000000
[  384.584213][T12312] R10: 000000003fb74910 R11: 0000000000000246 R12: 0000000000000004
[  384.584739][T12312] R13: 00000000686e61ca R14: 0000000000499600 R15: 0000000000000000
| [  439.566231][T14265] ------------[ cut here ]------------
| [439.566573][T14265] WARNING: CPU: 0 PID: 14265 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) 
| [  439.567185][T14265] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel bridge stp llc act_gact cls_flower sch_ingress vrf veth
| [  439.568662][T14265] Tainted: [W]=WARN
[  439.568911][T14265] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[439.569342][T14265] 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) 
[ 439.570281][T14265] Code: 00 00 8b 05 b7 bb 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 fa 61 7b 00 85 c0 0f 85 39 fe ff ff 90 <0f> 0b 90 e9 30 fe ff ff 48 b8 00 00 00 00 00 fc ff df 4c 89 fa 48
All code
========
   0:	00 00                	add    %al,(%rax)
   2:	8b 05 b7 bb 3a 02    	mov    0x23abbb7(%rip),%eax        # 0x23abbbf
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb a0 0c 00 00 	lea    0xca0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 fa 61 7b 00       	call   0x7b621b
  21:	85 c0                	test   %eax,%eax
  23:	0f 85 39 fe ff ff    	jne    0xfffffffffffffe62
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	e9 30 fe ff ff       	jmp    0xfffffffffffffe62
  32:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
  39:	fc ff df 
  3c:	4c 89 fa             	mov    %r15,%rdx
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	e9 30 fe ff ff       	jmp    0xfffffffffffffe38
   8:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
   f:	fc ff df 
  12:	4c 89 fa             	mov    %r15,%rdx
  15:	48                   	rex.W
[  439.571484][T14265] RSP: 0018:ffffc90003a2ef70 EFLAGS: 00010246
[  439.571888][T14265] RAX: 0000000000000000 RBX: ffff888009312000 RCX: 0000000000000001
[  439.572397][T14265] RDX: 0000000000000000 RSI: ffffffff8de9b939 RDI: ffffffff8d6555e0
[  439.572875][T14265] RBP: ffffc90003a2f058 R08: 0000000000000000 R09: 0000000000000000
[  439.573352][T14265] R10: ffffc90003a2f088 R11: ffffffff8e379160 R12: 1ffff92000745df2
[  439.573873][T14265] R13: 00000000000005dc R14: ffffc90003a2f088 R15: ffff888009312f08
[  439.574360][T14265] FS:  00007ffafbba0800(0000) GS:ffff8880a62b7000(0000) knlGS:0000000000000000
[  439.574938][T14265] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  439.575351][T14265] CR2: 00000000004e5760 CR3: 000000000217f001 CR4: 0000000000772ef0
[  439.575865][T14265] PKRU: 55555554
[  439.576107][T14265] Call Trace:
[  439.576337][T14265]  <TASK>
[439.576516][T14265] ? __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) 
[439.576926][T14265] ? br_del_if (net/bridge/br_if.c:742) bridge 
[439.577304][T14265] ? do_set_master (net/core/rtnetlink.c:2932) 
[439.577645][T14265] ? do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[439.577970][T14265] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[439.578289][T14265] ? netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[439.578640][T14265] ? netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[439.578973][T14265] ? ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[439.579298][T14265] ? ___sys_sendmsg (net/socket.c:2670) 
[439.579624][T14265] ? __sys_sendmsg (net/socket.c:2700) 
[439.579946][T14265] ? do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[439.580282][T14265] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[439.580692][T14265] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[439.581034][T14265] netif_set_mtu (net/core/dev.c:9652) 
[439.581353][T14265] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[439.581716][T14265] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[439.581958][T14265] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[439.582416][T14265] br_del_if (net/bridge/br_if.c:743) bridge 
[439.582784][T14265] ? rtnl_is_locked (net/core/rtnetlink.c:169) 
[439.583108][T14265] do_set_master (net/core/rtnetlink.c:2932) 
[439.583446][T14265] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[439.583777][T14265] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[439.584172][T14265] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[439.584519][T14265] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[439.584841][T14265] ? __kernel_text_address (kernel/extable.c:79) 
[439.585175][T14265] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[439.585517][T14265] ? __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) 
[439.585864][T14265] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[439.586252][T14265] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[439.586599][T14265] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[439.586915][T14265] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[439.587228][T14265] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[439.587543][T14265] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[439.587891][T14265] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[439.588200][T14265] ? __create_object (mm/kmemleak.c:771) 
[439.588523][T14265] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[439.588829][T14265] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[439.589158][T14265] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[439.589577][T14265] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[439.589932][T14265] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[439.590278][T14265] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[439.590615][T14265] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[439.590933][T14265] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[439.591247][T14265] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[439.591565][T14265] ? __lock_release (kernel/locking/lockdep.c:5539) 
[439.591878][T14265] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[439.592179][T14265] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[439.592496][T14265] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[439.592827][T14265] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[439.593149][T14265] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[439.593478][T14265] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[439.593796][T14265] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[439.594114][T14265] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[439.594440][T14265] ? 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) 
[439.594753][T14265] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[439.595071][T14265] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[439.595374][T14265] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[439.595697][T14265] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[439.596009][T14265] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[439.596331][T14265] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[439.596656][T14265] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[439.596965][T14265] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[439.597282][T14265] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[439.597700][T14265] ___sys_sendmsg (net/socket.c:2670) 
[439.598004][T14265] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[439.598341][T14265] ? __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) 
[439.598743][T14265] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[439.599070][T14265] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[439.599403][T14265] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[439.599738][T14265] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[439.600078][T14265] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[439.600393][T14265] ? __lock_release (kernel/locking/lockdep.c:5539) 
[439.600719][T14265] __sys_sendmsg (net/socket.c:2700) 
[439.601019][T14265] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[439.601418][T14265] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[439.601757][T14265] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[439.602073][T14265] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[439.602391][T14265] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[  439.602787][T14265] RIP: 0033:0x7ffafbd6d1e7
[ 439.603120][T14265] 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)
[  439.604269][T14265] RSP: 002b:00007fffd18f1858 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[  439.604751][T14265] RAX: ffffffffffffffda RBX: 00007fffd18f1f80 RCX: 00007ffafbd6d1e7
[  439.605226][T14265] RDX: 0000000000000000 RSI: 00007fffd18f18c0 RDI: 0000000000000005
[  439.605718][T14265] RBP: 0000000000000003 R08: 0000000000000003 R09: 0000000000000078
[  439.606201][T14265] R10: 00007ffafbc6aee8 R11: 0000000000000246 R12: 0000000000000003
[  439.606679][T14265] R13: 00000000686e6201 R14: 0000000000499600 R15: 0000000000000000
| [  441.041258][T14292] ------------[ cut here ]------------
| [441.041601][T14292] WARNING: CPU: 0 PID: 14292 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) 
| [  441.042213][T14292] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel bridge stp llc act_gact cls_flower sch_ingress vrf veth
| [  441.044036][T14292] Tainted: [W]=WARN
[  441.044284][T14292] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[441.044688][T14292] 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) 
[ 441.045007][T14292] Code: 00 00 8b 05 b7 bb 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 fa 61 7b 00 85 c0 0f 85 39 fe ff ff 90 <0f> 0b 90 e9 30 fe ff ff 48 b8 00 00 00 00 00 fc ff df 4c 89 fa 48
All code
========
   0:	00 00                	add    %al,(%rax)
   2:	8b 05 b7 bb 3a 02    	mov    0x23abbb7(%rip),%eax        # 0x23abbbf
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb a0 0c 00 00 	lea    0xca0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 fa 61 7b 00       	call   0x7b621b
  21:	85 c0                	test   %eax,%eax
  23:	0f 85 39 fe ff ff    	jne    0xfffffffffffffe62
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	e9 30 fe ff ff       	jmp    0xfffffffffffffe62
  32:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
  39:	fc ff df 
  3c:	4c 89 fa             	mov    %r15,%rdx
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	e9 30 fe ff ff       	jmp    0xfffffffffffffe38
   8:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
   f:	fc ff df 
  12:	4c 89 fa             	mov    %r15,%rdx
  15:	48                   	rex.W
[  441.046118][T14292] RSP: 0018:ffffc900035fef70 EFLAGS: 00010246
[  441.046529][T14292] RAX: 0000000000000000 RBX: ffff888009312000 RCX: 0000000000000001
[  441.046992][T14292] RDX: 0000000000000000 RSI: ffffffff8de9b939 RDI: ffffffff8d6555e0
[  441.047472][T14292] RBP: ffffc900035ff058 R08: 0000000000000000 R09: 0000000000000000
[  441.047931][T14292] R10: ffffc900035ff088 R11: ffffffff8e379160 R12: 1ffff920006bfdf2
[  441.048389][T14292] R13: 00000000000005dc R14: ffffc900035ff088 R15: ffff888009312f08
[  441.048860][T14292] FS:  00007f9c59f57800(0000) GS:ffff8880a62b7000(0000) knlGS:0000000000000000
[  441.049407][T14292] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  441.049805][T14292] CR2: 00000000004e5aa8 CR3: 0000000018137006 CR4: 0000000000772ef0
[  441.050266][T14292] PKRU: 55555554
[  441.050519][T14292] Call Trace:
[  441.050758][T14292]  <TASK>
[441.050913][T14292] ? __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) 
[441.051297][T14292] ? br_del_if (net/bridge/br_if.c:742) bridge 
[441.051673][T14292] ? do_set_master (net/core/rtnetlink.c:2932) 
[441.051982][T14292] ? do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[441.052289][T14292] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[441.052610][T14292] ? netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[441.052922][T14292] ? netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[441.053227][T14292] ? ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[441.053552][T14292] ? ___sys_sendmsg (net/socket.c:2670) 
[441.053860][T14292] ? __sys_sendmsg (net/socket.c:2700) 
[441.054178][T14292] ? do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[441.054532][T14292] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[441.054914][T14292] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[441.055230][T14292] netif_set_mtu (net/core/dev.c:9652) 
[441.055548][T14292] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[441.055870][T14292] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[441.056100][T14292] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[441.056541][T14292] br_del_if (net/bridge/br_if.c:743) bridge 
[441.056882][T14292] ? rtnl_is_locked (net/core/rtnetlink.c:169) 
[441.057190][T14292] do_set_master (net/core/rtnetlink.c:2932) 
[441.057512][T14292] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[441.057824][T14292] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[441.058206][T14292] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[441.058542][T14292] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[441.058850][T14292] ? __kernel_text_address (kernel/extable.c:79) 
[441.059166][T14292] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[441.059484][T14292] ? __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) 
[441.059792][T14292] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[441.060169][T14292] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[441.060485][T14292] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[441.060791][T14292] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[441.061096][T14292] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[441.061418][T14292] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[441.061758][T14292] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[441.062065][T14292] ? __create_object (mm/kmemleak.c:771) 
[441.062373][T14292] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[441.062709][T14292] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[441.063020][T14292] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[441.063400][T14292] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[441.063732][T14292] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[441.064045][T14292] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[441.064362][T14292] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[441.064692][T14292] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[441.065001][T14292] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[441.065305][T14292] ? __lock_release (kernel/locking/lockdep.c:5539) 
[441.065621][T14292] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[441.065926][T14292] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[441.066241][T14292] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[441.066577][T14292] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[441.066891][T14292] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[441.067197][T14292] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[441.067512][T14292] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[441.067829][T14292] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[441.068132][T14292] ? 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) 
[441.068460][T14292] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[441.068769][T14292] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[441.069071][T14292] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[441.069383][T14292] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[441.069700][T14292] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[441.070006][T14292] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[441.070321][T14292] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[441.070656][T14292] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[441.070969][T14292] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[441.071357][T14292] ___sys_sendmsg (net/socket.c:2670) 
[441.071671][T14292] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[441.071974][T14292] ? __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) 
[441.072356][T14292] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[441.072673][T14292] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[441.072994][T14292] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[441.073305][T14292] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[441.073622][T14292] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[441.073927][T14292] ? __lock_release (kernel/locking/lockdep.c:5539) 
[441.074247][T14292] __sys_sendmsg (net/socket.c:2700) 
[441.074573][T14292] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[441.074953][T14292] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[441.075271][T14292] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[441.075600][T14292] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[441.075910][T14292] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[  441.076286][T14292] RIP: 0033:0x7f9c5a1241e7
[ 441.076614][T14292] 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)
[  441.077725][T14292] RSP: 002b:00007ffe2f063c28 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[  441.078192][T14292] RAX: ffffffffffffffda RBX: 00007ffe2f064350 RCX: 00007f9c5a1241e7
[  441.078674][T14292] RDX: 0000000000000000 RSI: 00007ffe2f063c90 RDI: 0000000000000005
[  441.079131][T14292] RBP: 0000000000000003 R08: 0000000000000003 R09: 0000000000000078
[  441.079606][T14292] R10: 00007f9c5a021ee8 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