======================================
| [   21.463364][  T325] br1: port 1(vx1) entered forwarding state
| [   21.464541][  T325] ------------[ cut here ]------------
| [ 21.464875][ T325] WARNING: CPU: 2 PID: 325 at ./include/net/netdev_lock.h:17 netif_set_mtu_ext (./include/net/netdev_lock.h:17 ./include/net/netdev_lock.h:15 ./include/net/netdev_lock.h:25 net/core/dev.c:9610) 
| [   21.466197][  T325] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel bridge stp llc sch_ingress vrf veth
[   21.467441][  T325] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 21.467839][ T325] RIP: 0010:netif_set_mtu_ext (./include/net/netdev_lock.h:17 ./include/net/netdev_lock.h:15 ./include/net/netdev_lock.h:25 net/core/dev.c:9610) 
[ 21.468173][ T325] Code: 00 00 8b 05 d7 bc 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 1a 63 7b 00 85 c0 0f 85 39 fe ff ff 90 <0f> 0b 90 e9 30 fe ff ff 48 b8 00 00 00 00 00 fc ff df 4c 89 fa 48
All code
========
   0:	00 00                	add    %al,(%rax)
   2:	8b 05 d7 bc 3a 02    	mov    0x23abcd7(%rip),%eax        # 0x23abcdf
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb a0 0c 00 00 	lea    0xca0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 1a 63 7b 00       	call   0x7b633b
  21:	85 c0                	test   %eax,%eax
  23:	0f 85 39 fe ff ff    	jne    0xfffffffffffffe62
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	e9 30 fe ff ff       	jmp    0xfffffffffffffe62
  32:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
  39:	fc ff df 
  3c:	4c 89 fa             	mov    %r15,%rdx
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	e9 30 fe ff ff       	jmp    0xfffffffffffffe38
   8:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
   f:	fc ff df 
  12:	4c 89 fa             	mov    %r15,%rdx
  15:	48                   	rex.W
[   21.469298][  T325] RSP: 0018:ffffc900005a6ef0 EFLAGS: 00010246
[   21.469712][  T325] RAX: 0000000000000000 RBX: ffff88800a882000 RCX: 0000000000000001
[   21.470185][  T325] RDX: 0000000000000000 RSI: ffffffff9449b941 RDI: ffffffff93c555e0
[   21.470670][  T325] RBP: ffffc900005a6fe0 R08: 0000000000000000 R09: 0000000000000000
[   21.471143][  T325] R10: ffffc900005a7010 R11: ffffffff952a8918 R12: 1ffff920000b4de2
[   21.471634][  T325] R13: 00000000000005dc R14: ffffc900005a7010 R15: ffff88800a882f08
[   21.472109][  T325] FS:  00007f278c5c6800(0000) GS:ffff88809fdb7000(0000) knlGS:0000000000000000
[   21.472674][  T325] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   21.473233][  T325] CR2: 00000000004e5760 CR3: 00000000150a0003 CR4: 0000000000772ef0
[   21.473731][  T325] PKRU: 55555554
[   21.473980][  T325] Call Trace:
[   21.474227][  T325]  <TASK>
[ 21.474424][ T325] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 21.474751][ T325] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 21.475078][ T325] ? mark_held_locks (kernel/locking/lockdep.c:4328) 
[ 21.475408][ T325] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:151 kernel/locking/spinlock.c:194) 
[ 21.475804][ T325] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4475) 
[ 21.476134][ T325] netif_set_mtu (net/core/dev.c:9652) 
[ 21.476472][ T325] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 21.476810][ T325] ? br_get_link_af_size_filtered (net/bridge/br_netlink.c:116) bridge 
[ 21.477259][ T325] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 21.477514][ T325] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 21.477953][ T325] br_add_if (net/bridge/br_if.c:697) bridge 
[ 21.478334][ T325] do_set_master (net/core/rtnetlink.c:2948) 
[ 21.478713][ T325] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 21.479038][ T325] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 21.479456][ T325] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 21.479779][ T325] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 21.480099][ T325] ? __kernel_text_address (kernel/extable.c:79) 
[ 21.480439][ T325] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 21.480771][ T325] ? __mutex_trylock_common (./arch/x86/include/asm/atomic64_64.h:101 ./include/linux/atomic/atomic-arch-fallback.h:4296 ./include/linux/atomic/atomic-long.h:1482 ./include/linux/atomic/atomic-instrumented.h:4458 kernel/locking/mutex.c:113) 
[ 21.481092][ T325] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 21.481500][ T325] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 21.481823][ T325] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 21.482142][ T325] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 21.482473][ T325] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 21.482798][ T325] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 21.483124][ T325] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 21.483463][ T325] ? __create_object (mm/kmemleak.c:771) 
[ 21.483791][ T325] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 21.484114][ T325] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 21.484446][ T325] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 21.484843][ T325] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 21.485171][ T325] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 21.485511][ T325] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 21.485835][ T325] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 21.486161][ T325] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 21.486512][ T325] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 21.486830][ T325] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 21.487151][ T325] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 21.487482][ T325] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 21.487805][ T325] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 21.488127][ T325] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 21.488462][ T325] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 21.488791][ T325] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 21.489119][ T325] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 21.489460][ T325] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 21.489784][ T325] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 ./include/net/netns/generic.h:48 net/netlink/af_netlink.c:333) 
[ 21.490104][ T325] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 21.490438][ T325] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 21.490754][ T325] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 21.491082][ T325] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 21.491417][ T325] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 21.491746][ T325] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 21.492071][ T325] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 21.492403][ T325] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 21.492720][ T325] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 21.493127][ T325] ___sys_sendmsg (net/socket.c:2670) 
[ 21.493453][ T325] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 21.493772][ T325] ? __call_rcu_common.constprop.0 (./arch/x86/include/asm/irqflags.h:26 ./arch/x86/include/asm/irqflags.h:109 ./arch/x86/include/asm/irqflags.h:127 kernel/rcu/tree.c:3096) 
[ 21.494167][ T325] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 21.494521][ T325] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 21.494844][ T325] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 21.495185][ T325] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 21.495521][ T325] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 21.495844][ T325] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 21.496171][ T325] __sys_sendmsg (net/socket.c:2700) 
[ 21.496501][ T325] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 21.496894][ T325] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 21.497234][ T325] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 21.497569][ T325] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 21.497896][ T325] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   21.498289][  T325] RIP: 0033:0x7f278c7931e7
[ 21.498656][ T325] Code: 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b9 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 2e 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 89 54 24 1c 48 89 74 24 10
All code
========
   0:	0e                   	(bad)
   1:	00 f7                	add    %dh,%bh
   3:	d8 64 89 02          	fsubs  0x2(%rcx,%rcx,4)
   7:	48 c7 c0 ff ff ff ff 	mov    $0xffffffffffffffff,%rax
   e:	eb b9                	jmp    0xffffffffffffffc9
  10:	0f 1f 00             	nopl   (%rax)
  13:	f3 0f 1e fa          	endbr64
  17:	64 8b 04 25 18 00 00 	mov    %fs:0x18,%eax
  1e:	00 
  1f:	85 c0                	test   %eax,%eax
  21:	75 10                	jne    0x33
  23:	b8 2e 00 00 00       	mov    $0x2e,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax		<-- trapping instruction
  30:	77 51                	ja     0x83
  32:	c3                   	ret
  33:	48 83 ec 28          	sub    $0x28,%rsp
  37:	89 54 24 1c          	mov    %edx,0x1c(%rsp)
  3b:	48 89 74 24 10       	mov    %rsi,0x10(%rsp)

Code starting with the faulting instruction
===========================================
   0:	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax
   6:	77 51                	ja     0x59
   8:	c3                   	ret
   9:	48 83 ec 28          	sub    $0x28,%rsp
   d:	89 54 24 1c          	mov    %edx,0x1c(%rsp)
  11:	48 89 74 24 10       	mov    %rsi,0x10(%rsp)
[   21.500293][  T325] RSP: 002b:00007ffc21928d68 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   21.500788][  T325] RAX: ffffffffffffffda RBX: 00007ffc21929490 RCX: 00007f278c7931e7
[   21.501265][  T325] RDX: 0000000000000000 RSI: 00007ffc21928dd0 RDI: 0000000000000005
[   21.501756][  T325] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000000
[   21.502229][  T325] R10: 000000003e94b910 R11: 0000000000000246 R12: 0000000000000004
[   21.502945][  T325] R13: 00000000686e4195 R14: 0000000000499600 R15: 0000000000000000
| [   21.639672][  T326] ------------[ cut here ]------------
| [ 21.640086][ T326] WARNING: CPU: 3 PID: 326 at ./include/net/netdev_lock.h:17 netif_set_mtu_ext (./include/net/netdev_lock.h:17 ./include/net/netdev_lock.h:15 ./include/net/netdev_lock.h:25 net/core/dev.c:9610) 
| [   21.640702][  T326] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel bridge stp llc sch_ingress vrf veth
| [   21.641903][  T326] Tainted: [W]=WARN
[   21.642147][  T326] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 21.642537][ T326] RIP: 0010:netif_set_mtu_ext (./include/net/netdev_lock.h:17 ./include/net/netdev_lock.h:15 ./include/net/netdev_lock.h:25 net/core/dev.c:9610) 
[ 21.642856][ T326] Code: 00 00 8b 05 d7 bc 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 1a 63 7b 00 85 c0 0f 85 39 fe ff ff 90 <0f> 0b 90 e9 30 fe ff ff 48 b8 00 00 00 00 00 fc ff df 4c 89 fa 48
All code
========
   0:	00 00                	add    %al,(%rax)
   2:	8b 05 d7 bc 3a 02    	mov    0x23abcd7(%rip),%eax        # 0x23abcdf
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb a0 0c 00 00 	lea    0xca0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 1a 63 7b 00       	call   0x7b633b
  21:	85 c0                	test   %eax,%eax
  23:	0f 85 39 fe ff ff    	jne    0xfffffffffffffe62
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	e9 30 fe ff ff       	jmp    0xfffffffffffffe62
  32:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
  39:	fc ff df 
  3c:	4c 89 fa             	mov    %r15,%rdx
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	e9 30 fe ff ff       	jmp    0xfffffffffffffe38
   8:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
   f:	fc ff df 
  12:	4c 89 fa             	mov    %r15,%rdx
  15:	48                   	rex.W
[   21.643959][  T326] RSP: 0018:ffffc900005a6ef0 EFLAGS: 00010246
[   21.644355][  T326] RAX: 0000000000000000 RBX: ffff88800a882000 RCX: 0000000000000001
[   21.644810][  T326] RDX: 0000000000000000 RSI: ffffffff9449b941 RDI: ffffffff93c555e0
[   21.645265][  T326] RBP: ffffc900005a6fe0 R08: 0000000000000000 R09: 0000000000000000
[   21.645729][  T326] R10: ffffc900005a7010 R11: ffffffff952a8918 R12: 1ffff920000b4de2
[   21.646193][  T326] R13: 00000000000005dc R14: ffffc900005a7010 R15: ffff88800a882f08
[   21.646661][  T326] FS:  00007fb4d569a800(0000) GS:ffff88809fe37000(0000) knlGS:0000000000000000
[   21.647192][  T326] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   21.647583][  T326] CR2: 00000000004e5aa8 CR3: 0000000016526005 CR4: 0000000000772ef0
[   21.648046][  T326] PKRU: 55555554
[   21.648275][  T326] Call Trace:
[   21.648520][  T326]  <TASK>
[ 21.648681][ T326] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 21.648984][ T326] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 21.649297][ T326] ? mark_held_locks (kernel/locking/lockdep.c:4328) 
[ 21.649610][ T326] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:151 kernel/locking/spinlock.c:194) 
[ 21.649997][ T326] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4475) 
[ 21.650322][ T326] netif_set_mtu (net/core/dev.c:9652) 
[ 21.650627][ T326] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 21.650942][ T326] ? br_get_link_af_size_filtered (net/bridge/br_netlink.c:116) bridge 
[ 21.651380][ T326] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 21.651612][ T326] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 21.652038][ T326] br_add_if (net/bridge/br_if.c:697) bridge 
[ 21.652400][ T326] do_set_master (net/core/rtnetlink.c:2948) 
[ 21.652720][ T326] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 21.653026][ T326] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 21.653418][ T326] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 21.653722][ T326] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 21.654023][ T326] ? __kernel_text_address (kernel/extable.c:79) 
[ 21.654339][ T326] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 21.654656][ T326] ? __mutex_trylock_common (./arch/x86/include/asm/atomic64_64.h:101 ./include/linux/atomic/atomic-arch-fallback.h:4296 ./include/linux/atomic/atomic-long.h:1482 ./include/linux/atomic/atomic-instrumented.h:4458 kernel/locking/mutex.c:113) 
[ 21.654965][ T326] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 21.655350][ T326] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 21.655660][ T326] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 21.655964][ T326] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 21.656266][ T326] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 21.656578][ T326] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 21.656885][ T326] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 21.657193][ T326] ? __create_object (mm/kmemleak.c:771) 
[ 21.657508][ T326] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 21.657816][ T326] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 21.658118][ T326] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 21.658539][ T326] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 21.658858][ T326] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 21.659167][ T326] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 21.659484][ T326] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 21.659800][ T326] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 21.660109][ T326] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 21.660416][ T326] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 21.660732][ T326] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 21.661038][ T326] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 21.661350][ T326] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 21.661659][ T326] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 21.661968][ T326] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 21.662280][ T326] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 21.662596][ T326] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 21.662912][ T326] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 21.663214][ T326] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 ./include/net/netns/generic.h:48 net/netlink/af_netlink.c:333) 
[ 21.663531][ T326] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 21.663838][ T326] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 21.664149][ T326] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 21.664466][ T326] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 21.664773][ T326] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 21.665078][ T326] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 21.665399][ T326] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 21.665705][ T326] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 21.666007][ T326] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 21.666420][ T326] ___sys_sendmsg (net/socket.c:2670) 
[ 21.666725][ T326] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 21.667026][ T326] ? __call_rcu_common.constprop.0 (./arch/x86/include/asm/irqflags.h:26 ./arch/x86/include/asm/irqflags.h:109 ./arch/x86/include/asm/irqflags.h:127 kernel/rcu/tree.c:3096) 
[ 21.667413][ T326] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 21.667722][ T326] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 21.668028][ T326] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 21.668345][ T326] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 21.668664][ T326] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 21.668968][ T326] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 21.669281][ T326] __sys_sendmsg (net/socket.c:2700) 
[ 21.669595][ T326] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 21.669973][ T326] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 21.670288][ T326] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 21.670602][ T326] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 21.670909][ T326] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   21.671289][  T326] RIP: 0033:0x7fb4d58671e7
[ 21.671617][ T326] Code: 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b9 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 2e 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 89 54 24 1c 48 89 74 24 10
All code
========
   0:	0e                   	(bad)
   1:	00 f7                	add    %dh,%bh
   3:	d8 64 89 02          	fsubs  0x2(%rcx,%rcx,4)
   7:	48 c7 c0 ff ff ff ff 	mov    $0xffffffffffffffff,%rax
   e:	eb b9                	jmp    0xffffffffffffffc9
  10:	0f 1f 00             	nopl   (%rax)
  13:	f3 0f 1e fa          	endbr64
  17:	64 8b 04 25 18 00 00 	mov    %fs:0x18,%eax
  1e:	00 
  1f:	85 c0                	test   %eax,%eax
  21:	75 10                	jne    0x33
  23:	b8 2e 00 00 00       	mov    $0x2e,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax		<-- trapping instruction
  30:	77 51                	ja     0x83
  32:	c3                   	ret
  33:	48 83 ec 28          	sub    $0x28,%rsp
  37:	89 54 24 1c          	mov    %edx,0x1c(%rsp)
  3b:	48 89 74 24 10       	mov    %rsi,0x10(%rsp)

Code starting with the faulting instruction
===========================================
   0:	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax
   6:	77 51                	ja     0x59
   8:	c3                   	ret
   9:	48 83 ec 28          	sub    $0x28,%rsp
   d:	89 54 24 1c          	mov    %edx,0x1c(%rsp)
  11:	48 89 74 24 10       	mov    %rsi,0x10(%rsp)
[   21.672717][  T326] RSP: 002b:00007ffcc2298c48 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   21.673173][  T326] RAX: ffffffffffffffda RBX: 00007ffcc2299370 RCX: 00007fb4d58671e7
[   21.673646][  T326] RDX: 0000000000000000 RSI: 00007ffcc2298cb0 RDI: 0000000000000005
[   21.674101][  T326] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000000
[   21.674562][  T326] R10: 0000000022a08910 R11: 0000000000000246 R12: 0000000000000004
[   21.675017][  T326] R13: 00000000686e4195 R14: 0000000000499600 R15: 0000000000000000
| [   21.904209][  T328] ------------[ cut here ]------------
| [ 21.904642][ T328] WARNING: CPU: 2 PID: 328 at ./include/net/netdev_lock.h:17 netif_set_mtu_ext (./include/net/netdev_lock.h:17 ./include/net/netdev_lock.h:15 ./include/net/netdev_lock.h:25 net/core/dev.c:9610) 
| [   21.905260][  T328] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel bridge stp llc sch_ingress vrf veth
| [   21.906674][  T328] Tainted: [W]=WARN
[   21.907124][  T328] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 21.907714][ T328] RIP: 0010:netif_set_mtu_ext (./include/net/netdev_lock.h:17 ./include/net/netdev_lock.h:15 ./include/net/netdev_lock.h:25 net/core/dev.c:9610) 
[ 21.908241][ T328] Code: 00 00 8b 05 d7 bc 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 1a 63 7b 00 85 c0 0f 85 39 fe ff ff 90 <0f> 0b 90 e9 30 fe ff ff 48 b8 00 00 00 00 00 fc ff df 4c 89 fa 48
All code
========
   0:	00 00                	add    %al,(%rax)
   2:	8b 05 d7 bc 3a 02    	mov    0x23abcd7(%rip),%eax        # 0x23abcdf
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb a0 0c 00 00 	lea    0xca0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 1a 63 7b 00       	call   0x7b633b
  21:	85 c0                	test   %eax,%eax
  23:	0f 85 39 fe ff ff    	jne    0xfffffffffffffe62
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	e9 30 fe ff ff       	jmp    0xfffffffffffffe62
  32:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
  39:	fc ff df 
  3c:	4c 89 fa             	mov    %r15,%rdx
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	e9 30 fe ff ff       	jmp    0xfffffffffffffe38
   8:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
   f:	fc ff df 
  12:	4c 89 fa             	mov    %r15,%rdx
  15:	48                   	rex.W
[   21.909526][  T328] RSP: 0018:ffffc900006a6ef0 EFLAGS: 00010246
[   21.910065][  T328] RAX: 0000000000000000 RBX: ffff88800a882000 RCX: 0000000000000001
[   21.910689][  T328] RDX: 0000000000000000 RSI: ffffffff9449b941 RDI: ffffffff93c555e0
[   21.911303][  T328] RBP: ffffc900006a6fe0 R08: 0000000000000000 R09: 0000000000000000
[   21.912037][  T328] R10: ffffc900006a7010 R11: ffffffff952a8918 R12: 1ffff920000d4de2
[   21.912517][  T328] R13: 00000000000005dc R14: ffffc900006a7010 R15: ffff88800a882f08
[   21.912991][  T328] FS:  00007f24efc2c800(0000) GS:ffff88809fdb7000(0000) knlGS:0000000000000000
[   21.913546][  T328] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   21.913940][  T328] CR2: 00000000004e5ab0 CR3: 000000001289b004 CR4: 0000000000772ef0
[   21.914419][  T328] PKRU: 55555554
[   21.914659][  T328] Call Trace:
[   21.914901][  T328]  <TASK>
[ 21.915072][ T328] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 21.915404][ T328] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 21.915734][ T328] ? mark_held_locks (kernel/locking/lockdep.c:4328) 
[ 21.916051][ T328] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:151 kernel/locking/spinlock.c:194) 
[ 21.916462][ T328] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4475) 
[ 21.916784][ T328] netif_set_mtu (net/core/dev.c:9652) 
[ 21.917108][ T328] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 21.917444][ T328] ? br_get_link_af_size_filtered (net/bridge/br_netlink.c:116) bridge 
[ 21.917904][ T328] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 21.918151][ T328] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 21.918616][ T328] br_add_if (net/bridge/br_if.c:697) bridge 
[ 21.918983][ T328] do_set_master (net/core/rtnetlink.c:2948) 
[ 21.919315][ T328] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 21.919640][ T328] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 21.920042][ T328] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 21.920376][ T328] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 21.920698][ T328] ? __kernel_text_address (kernel/extable.c:79) 
[ 21.921020][ T328] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 21.921372][ T328] ? __mutex_trylock_common (./arch/x86/include/asm/atomic64_64.h:101 ./include/linux/atomic/atomic-arch-fallback.h:4296 ./include/linux/atomic/atomic-long.h:1482 ./include/linux/atomic/atomic-instrumented.h:4458 kernel/locking/mutex.c:113) 
[ 21.921691][ T328] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 21.922082][ T328] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 21.922412][ T328] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 21.922732][ T328] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 21.923057][ T328] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 21.923386][ T328] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 21.923703][ T328] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 21.924021][ T328] ? __create_object (mm/kmemleak.c:771) 
[ 21.924353][ T328] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 21.924674][ T328] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 21.924991][ T328] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 21.925397][ T328] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 21.925721][ T328] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 21.926047][ T328] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 21.926370][ T328] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 21.926697][ T328] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 21.927019][ T328] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 21.927341][ T328] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 21.927673][ T328] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 21.927991][ T328] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 21.928318][ T328] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 21.928651][ T328] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 21.928975][ T328] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 21.929292][ T328] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 21.929617][ T328] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 21.929946][ T328] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 21.930261][ T328] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 ./include/net/netns/generic.h:48 net/netlink/af_netlink.c:333) 
[ 21.930595][ T328] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 21.930914][ T328] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 21.931233][ T328] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 21.931560][ T328] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 21.931882][ T328] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 21.932196][ T328] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 21.932535][ T328] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 21.932858][ T328] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 21.933177][ T328] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 21.933584][ T328] ___sys_sendmsg (net/socket.c:2670) 
[ 21.933898][ T328] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 21.934213][ T328] ? __call_rcu_common.constprop.0 (./arch/x86/include/asm/irqflags.h:26 ./arch/x86/include/asm/irqflags.h:109 ./arch/x86/include/asm/irqflags.h:127 kernel/rcu/tree.c:3096) 
[ 21.934615][ T328] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 21.934934][ T328] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 21.935256][ T328] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 21.935586][ T328] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 21.935903][ T328] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 21.936217][ T328] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 21.936553][ T328] __sys_sendmsg (net/socket.c:2700) 
[ 21.936867][ T328] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 21.937257][ T328] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 21.937596][ T328] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 21.937915][ T328] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 21.938235][ T328] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   21.938645][  T328] RIP: 0033:0x7f24efdf91e7
[ 21.938969][ T328] Code: 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b9 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 2e 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 89 54 24 1c 48 89 74 24 10
All code
========
   0:	0e                   	(bad)
   1:	00 f7                	add    %dh,%bh
   3:	d8 64 89 02          	fsubs  0x2(%rcx,%rcx,4)
   7:	48 c7 c0 ff ff ff ff 	mov    $0xffffffffffffffff,%rax
   e:	eb b9                	jmp    0xffffffffffffffc9
  10:	0f 1f 00             	nopl   (%rax)
  13:	f3 0f 1e fa          	endbr64
  17:	64 8b 04 25 18 00 00 	mov    %fs:0x18,%eax
  1e:	00 
  1f:	85 c0                	test   %eax,%eax
  21:	75 10                	jne    0x33
  23:	b8 2e 00 00 00       	mov    $0x2e,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax		<-- trapping instruction
  30:	77 51                	ja     0x83
  32:	c3                   	ret
  33:	48 83 ec 28          	sub    $0x28,%rsp
  37:	89 54 24 1c          	mov    %edx,0x1c(%rsp)
  3b:	48 89 74 24 10       	mov    %rsi,0x10(%rsp)

Code starting with the faulting instruction
===========================================
   0:	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax
   6:	77 51                	ja     0x59
   8:	c3                   	ret
   9:	48 83 ec 28          	sub    $0x28,%rsp
   d:	89 54 24 1c          	mov    %edx,0x1c(%rsp)
  11:	48 89 74 24 10       	mov    %rsi,0x10(%rsp)
[   21.940075][  T328] RSP: 002b:00007fff15d59ca8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   21.940558][  T328] RAX: ffffffffffffffda RBX: 00007fff15d5a3d0 RCX: 00007f24efdf91e7
[   21.941034][  T328] RDX: 0000000000000000 RSI: 00007fff15d59d10 RDI: 0000000000000005
[   21.941518][  T328] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000000
[   21.941986][  T328] R10: 0000000024c67910 R11: 0000000000000246 R12: 0000000000000004
[   21.942460][  T328] R13: 00000000686e4195 R14: 0000000000499600 R15: 0000000000000000
| [   26.241199][  T375] ------------[ cut here ]------------
| [ 26.241695][ T375] WARNING: CPU: 2 PID: 375 at ./include/net/netdev_lock.h:17 netif_set_mtu_ext (./include/net/netdev_lock.h:17 ./include/net/netdev_lock.h:15 ./include/net/netdev_lock.h:25 net/core/dev.c:9610) 
| [   26.243011][  T375] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel bridge stp llc sch_ingress vrf veth
| [   26.244239][  T375] Tainted: [W]=WARN
[   26.244495][  T375] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 26.244899][ T375] RIP: 0010:netif_set_mtu_ext (./include/net/netdev_lock.h:17 ./include/net/netdev_lock.h:15 ./include/net/netdev_lock.h:25 net/core/dev.c:9610) 
[ 26.245229][ T375] Code: 00 00 8b 05 d7 bc 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 1a 63 7b 00 85 c0 0f 85 39 fe ff ff 90 <0f> 0b 90 e9 30 fe ff ff 48 b8 00 00 00 00 00 fc ff df 4c 89 fa 48
All code
========
   0:	00 00                	add    %al,(%rax)
   2:	8b 05 d7 bc 3a 02    	mov    0x23abcd7(%rip),%eax        # 0x23abcdf
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb a0 0c 00 00 	lea    0xca0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 1a 63 7b 00       	call   0x7b633b
  21:	85 c0                	test   %eax,%eax
  23:	0f 85 39 fe ff ff    	jne    0xfffffffffffffe62
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	e9 30 fe ff ff       	jmp    0xfffffffffffffe62
  32:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
  39:	fc ff df 
  3c:	4c 89 fa             	mov    %r15,%rdx
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	e9 30 fe ff ff       	jmp    0xfffffffffffffe38
   8:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
   f:	fc ff df 
  12:	4c 89 fa             	mov    %r15,%rdx
  15:	48                   	rex.W
[   26.246351][  T375] RSP: 0018:ffffc90000516ef0 EFLAGS: 00010246
[   26.246758][  T375] RAX: 0000000000000000 RBX: ffff888016eb2000 RCX: 0000000000000001
[   26.247234][  T375] RDX: 0000000000000000 RSI: ffffffff9449b941 RDI: ffffffff93c555e0
[   26.247714][  T375] RBP: ffffc90000516fe0 R08: 0000000000000000 R09: 0000000000000000
[   26.248183][  T375] R10: ffffc90000517010 R11: ffffffff94979160 R12: 1ffff920000a2de2
[   26.248670][  T375] R13: 00000000000005dc R14: ffffc90000517010 R15: ffff888016eb2f08
[   26.249151][  T375] FS:  00007f0eb38a0800(0000) GS:ffff88809fdb7000(0000) knlGS:0000000000000000
[   26.249704][  T375] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   26.250101][  T375] CR2: 00000000004e6898 CR3: 000000000998a005 CR4: 0000000000772ef0
[   26.250594][  T375] PKRU: 55555554
[   26.250841][  T375] Call Trace:
[   26.251091][  T375]  <TASK>
[ 26.251262][ T375] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 26.251613][ T375] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 26.251943][ T375] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 26.252279][ T375] netif_set_mtu (net/core/dev.c:9652) 
[ 26.252607][ T375] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 26.252943][ T375] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 26.253186][ T375] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 26.253643][ T375] br_add_if (net/bridge/br_if.c:697) bridge 
[ 26.254025][ T375] do_set_master (net/core/rtnetlink.c:2948) 
[ 26.254379][ T375] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 26.254704][ T375] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 26.255103][ T375] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 26.255429][ T375] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 26.255745][ T375] ? __kernel_text_address (kernel/extable.c:79) 
[ 26.256070][ T375] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 26.256401][ T375] ? __mutex_trylock_common (./arch/x86/include/asm/atomic64_64.h:101 ./include/linux/atomic/atomic-arch-fallback.h:4296 ./include/linux/atomic/atomic-long.h:1482 ./include/linux/atomic/atomic-instrumented.h:4458 kernel/locking/mutex.c:113) 
[ 26.256719][ T375] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 26.257111][ T375] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 26.257439][ T375] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 26.257756][ T375] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 26.258070][ T375] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 26.258413][ T375] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 26.258754][ T375] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 26.259070][ T375] ? __create_object (mm/kmemleak.c:771) 
[ 26.259399][ T375] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 26.259720][ T375] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 26.260038][ T375] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 26.260441][ T375] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 26.260765][ T375] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 26.261098][ T375] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 26.261426][ T375] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 26.261752][ T375] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 26.262069][ T375] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 26.262405][ T375] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 26.262726][ T375] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 26.263038][ T375] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 26.263366][ T375] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 26.263692][ T375] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 26.264013][ T375] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 26.264340][ T375] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 26.264659][ T375] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 26.264985][ T375] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 26.265300][ T375] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 ./include/net/netns/generic.h:48 net/netlink/af_netlink.c:333) 
[ 26.265635][ T375] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 26.265956][ T375] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 26.266272][ T375] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 26.266615][ T375] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 26.266945][ T375] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 26.267265][ T375] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 26.267599][ T375] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 26.267923][ T375] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 26.268245][ T375] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 26.268670][ T375] ___sys_sendmsg (net/socket.c:2670) 
[ 26.268986][ T375] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 26.269302][ T375] ? __call_rcu_common.constprop.0 (./arch/x86/include/asm/irqflags.h:26 ./arch/x86/include/asm/irqflags.h:109 ./arch/x86/include/asm/irqflags.h:127 kernel/rcu/tree.c:3096) 
[ 26.269705][ T375] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 26.270028][ T375] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 26.270368][ T375] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 26.270704][ T375] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 26.271021][ T375] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 26.271350][ T375] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 26.271676][ T375] __sys_sendmsg (net/socket.c:2700) 
[ 26.271996][ T375] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 26.272397][ T375] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 26.272728][ T375] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 26.273054][ T375] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 26.273390][ T375] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   26.273780][  T375] RIP: 0033:0x7f0eb3a6d1e7
[ 26.274108][ T375] Code: 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b9 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 2e 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 89 54 24 1c 48 89 74 24 10
All code
========
   0:	0e                   	(bad)
   1:	00 f7                	add    %dh,%bh
   3:	d8 64 89 02          	fsubs  0x2(%rcx,%rcx,4)
   7:	48 c7 c0 ff ff ff ff 	mov    $0xffffffffffffffff,%rax
   e:	eb b9                	jmp    0xffffffffffffffc9
  10:	0f 1f 00             	nopl   (%rax)
  13:	f3 0f 1e fa          	endbr64
  17:	64 8b 04 25 18 00 00 	mov    %fs:0x18,%eax
  1e:	00 
  1f:	85 c0                	test   %eax,%eax
  21:	75 10                	jne    0x33
  23:	b8 2e 00 00 00       	mov    $0x2e,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax		<-- trapping instruction
  30:	77 51                	ja     0x83
  32:	c3                   	ret
  33:	48 83 ec 28          	sub    $0x28,%rsp
  37:	89 54 24 1c          	mov    %edx,0x1c(%rsp)
  3b:	48 89 74 24 10       	mov    %rsi,0x10(%rsp)

Code starting with the faulting instruction
===========================================
   0:	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax
   6:	77 51                	ja     0x59
   8:	c3                   	ret
   9:	48 83 ec 28          	sub    $0x28,%rsp
   d:	89 54 24 1c          	mov    %edx,0x1c(%rsp)
  11:	48 89 74 24 10       	mov    %rsi,0x10(%rsp)
[   26.275230][  T375] RSP: 002b:00007fffb4a4d808 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   26.275717][  T375] RAX: ffffffffffffffda RBX: 00007fffb4a4df30 RCX: 00007f0eb3a6d1e7
[   26.276182][  T375] RDX: 0000000000000000 RSI: 00007fffb4a4d870 RDI: 0000000000000005
[   26.276662][  T375] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000000
[   26.277130][  T375] R10: 00000000037eb910 R11: 0000000000000246 R12: 0000000000000004
[   26.277616][  T375] R13: 00000000686e419a R14: 0000000000499600 R15: 0000000000000000
| [   26.967000][  T381] ------------[ cut here ]------------
| [ 26.967324][ T381] WARNING: CPU: 3 PID: 381 at ./include/net/netdev_lock.h:17 netif_set_mtu_ext (./include/net/netdev_lock.h:17 ./include/net/netdev_lock.h:15 ./include/net/netdev_lock.h:25 net/core/dev.c:9610) 
| [   26.967922][  T381] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel bridge stp llc sch_ingress vrf veth
| [   26.969117][  T381] Tainted: [W]=WARN
[   26.969357][  T381] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 26.969737][ T381] RIP: 0010:netif_set_mtu_ext (./include/net/netdev_lock.h:17 ./include/net/netdev_lock.h:15 ./include/net/netdev_lock.h:25 net/core/dev.c:9610) 
[ 26.970048][ T381] Code: 00 00 8b 05 d7 bc 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 1a 63 7b 00 85 c0 0f 85 39 fe ff ff 90 <0f> 0b 90 e9 30 fe ff ff 48 b8 00 00 00 00 00 fc ff df 4c 89 fa 48
All code
========
   0:	00 00                	add    %al,(%rax)
   2:	8b 05 d7 bc 3a 02    	mov    0x23abcd7(%rip),%eax        # 0x23abcdf
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb a0 0c 00 00 	lea    0xca0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 1a 63 7b 00       	call   0x7b633b
  21:	85 c0                	test   %eax,%eax
  23:	0f 85 39 fe ff ff    	jne    0xfffffffffffffe62
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	e9 30 fe ff ff       	jmp    0xfffffffffffffe62
  32:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
  39:	fc ff df 
  3c:	4c 89 fa             	mov    %r15,%rdx
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	e9 30 fe ff ff       	jmp    0xfffffffffffffe38
   8:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
   f:	fc ff df 
  12:	4c 89 fa             	mov    %r15,%rdx
  15:	48                   	rex.W
[   26.971147][  T381] RSP: 0018:ffffc90000ae6ef0 EFLAGS: 00010246
[   26.971551][  T381] RAX: 0000000000000000 RBX: ffff888016eb2000 RCX: 0000000000000001
[   26.972009][  T381] RDX: 0000000000000000 RSI: ffffffff9449b941 RDI: ffffffff93c555e0
[   26.972478][  T381] RBP: ffffc90000ae6fe0 R08: 0000000000000000 R09: 0000000000000000
[   26.972937][  T381] R10: ffffc90000ae7010 R11: ffffffff952a8918 R12: 1ffff9200015cde2
[   26.973400][  T381] R13: 00000000000005dc R14: ffffc90000ae7010 R15: ffff888016eb2f08
[   26.973858][  T381] FS:  00007f72c9c5d800(0000) GS:ffff88809fe37000(0000) knlGS:0000000000000000
[   26.974393][  T381] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   26.974781][  T381] CR2: 00000000004e5768 CR3: 0000000012a25005 CR4: 0000000000772ef0
[   26.975239][  T381] PKRU: 55555554
[   26.975493][  T381] Call Trace:
[   26.975722][  T381]  <TASK>
[ 26.975879][ T381] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 26.976185][ T381] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 26.976506][ T381] ? mark_held_locks (kernel/locking/lockdep.c:4328) 
[ 26.976813][ T381] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:151 kernel/locking/spinlock.c:194) 
[ 26.977208][ T381] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4475) 
[ 26.977548][ T381] netif_set_mtu (net/core/dev.c:9652) 
[ 26.977852][ T381] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 26.978168][ T381] ? br_get_link_af_size_filtered (net/bridge/br_netlink.c:116) bridge 
[ 26.978618][ T381] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 26.978850][ T381] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 26.979268][ T381] br_add_if (net/bridge/br_if.c:697) bridge 
[ 26.979650][ T381] do_set_master (net/core/rtnetlink.c:2948) 
[ 26.979960][ T381] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 26.980269][ T381] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 26.980674][ T381] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 26.980986][ T381] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 26.981293][ T381] ? __kernel_text_address (kernel/extable.c:79) 
[ 26.981618][ T381] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 26.981927][ T381] ? __mutex_trylock_common (./arch/x86/include/asm/atomic64_64.h:101 ./include/linux/atomic/atomic-arch-fallback.h:4296 ./include/linux/atomic/atomic-long.h:1482 ./include/linux/atomic/atomic-instrumented.h:4458 kernel/locking/mutex.c:113) 
[ 26.982232][ T381] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 26.982616][ T381] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 26.982921][ T381] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 26.983227][ T381] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 26.983565][ T381] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 26.983871][ T381] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 26.984184][ T381] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 26.984493][ T381] ? __create_object (mm/kmemleak.c:771) 
[ 26.984802][ T381] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 26.985108][ T381] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 26.985420][ T381] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 26.985805][ T381] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 26.986119][ T381] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 26.986445][ T381] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 26.986752][ T381] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 26.987061][ T381] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 26.987383][ T381] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 26.987684][ T381] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 26.987987][ T381] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 26.988293][ T381] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 26.988636][ T381] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 26.988953][ T381] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 26.989263][ T381] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 26.989577][ T381] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 26.989885][ T381] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 26.990204][ T381] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 26.990514][ T381] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 ./include/net/netns/generic.h:48 net/netlink/af_netlink.c:333) 
[ 26.990821][ T381] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 26.991133][ T381] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 26.991462][ T381] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 26.991775][ T381] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 26.992081][ T381] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 26.992396][ T381] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 26.992710][ T381] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 26.993019][ T381] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 26.993340][ T381] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 26.993734][ T381] ___sys_sendmsg (net/socket.c:2670) 
[ 26.994038][ T381] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 26.994352][ T381] ? __call_rcu_common.constprop.0 (./arch/x86/include/asm/irqflags.h:26 ./arch/x86/include/asm/irqflags.h:109 ./arch/x86/include/asm/irqflags.h:127 kernel/rcu/tree.c:3096) 
[ 26.994733][ T381] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 26.995040][ T381] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 26.995371][ T381] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 26.995687][ T381] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 26.995991][ T381] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 26.996293][ T381] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 26.996619][ T381] __sys_sendmsg (net/socket.c:2700) 
[ 26.996926][ T381] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 26.997302][ T381] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 26.997633][ T381] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 26.997940][ T381] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 26.998251][ T381] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   26.998665][  T381] RIP: 0033:0x7f72c9e2a1e7
[ 26.999021][ T381] Code: 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b9 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 2e 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 89 54 24 1c 48 89 74 24 10
All code
========
   0:	0e                   	(bad)
   1:	00 f7                	add    %dh,%bh
   3:	d8 64 89 02          	fsubs  0x2(%rcx,%rcx,4)
   7:	48 c7 c0 ff ff ff ff 	mov    $0xffffffffffffffff,%rax
   e:	eb b9                	jmp    0xffffffffffffffc9
  10:	0f 1f 00             	nopl   (%rax)
  13:	f3 0f 1e fa          	endbr64
  17:	64 8b 04 25 18 00 00 	mov    %fs:0x18,%eax
  1e:	00 
  1f:	85 c0                	test   %eax,%eax
  21:	75 10                	jne    0x33
  23:	b8 2e 00 00 00       	mov    $0x2e,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax		<-- trapping instruction
  30:	77 51                	ja     0x83
  32:	c3                   	ret
  33:	48 83 ec 28          	sub    $0x28,%rsp
  37:	89 54 24 1c          	mov    %edx,0x1c(%rsp)
  3b:	48 89 74 24 10       	mov    %rsi,0x10(%rsp)

Code starting with the faulting instruction
===========================================
   0:	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax
   6:	77 51                	ja     0x59
   8:	c3                   	ret
   9:	48 83 ec 28          	sub    $0x28,%rsp
   d:	89 54 24 1c          	mov    %edx,0x1c(%rsp)
  11:	48 89 74 24 10       	mov    %rsi,0x10(%rsp)
[   27.000131][  T381] RSP: 002b:00007ffff8852708 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   27.000607][  T381] RAX: ffffffffffffffda RBX: 00007ffff8852e30 RCX: 00007f72c9e2a1e7
[   27.001086][  T381] RDX: 0000000000000000 RSI: 00007ffff8852770 RDI: 0000000000000005
[   27.001549][  T381] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000000
[   27.002003][  T381] R10: 0000000007da5910 R11: 0000000000000246 R12: 0000000000000004
[   27.002472][  T381] R13: 00000000686e419a R14: 0000000000499600 R15: 0000000000000000
| [   30.368065][  T413] ------------[ cut here ]------------
| [ 30.368684][ T413] WARNING: CPU: 3 PID: 413 at ./include/net/netdev_lock.h:17 netif_set_mtu_ext (./include/net/netdev_lock.h:17 ./include/net/netdev_lock.h:15 ./include/net/netdev_lock.h:25 net/core/dev.c:9610) 
| [   30.369321][  T413] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel bridge stp llc sch_ingress vrf veth
| [   30.370510][  T413] Tainted: [W]=WARN
[   30.370742][  T413] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 30.371127][ T413] RIP: 0010:netif_set_mtu_ext (./include/net/netdev_lock.h:17 ./include/net/netdev_lock.h:15 ./include/net/netdev_lock.h:25 net/core/dev.c:9610) 
[ 30.371453][ T413] Code: 00 00 8b 05 d7 bc 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 1a 63 7b 00 85 c0 0f 85 39 fe ff ff 90 <0f> 0b 90 e9 30 fe ff ff 48 b8 00 00 00 00 00 fc ff df 4c 89 fa 48
All code
========
   0:	00 00                	add    %al,(%rax)
   2:	8b 05 d7 bc 3a 02    	mov    0x23abcd7(%rip),%eax        # 0x23abcdf
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb a0 0c 00 00 	lea    0xca0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 1a 63 7b 00       	call   0x7b633b
  21:	85 c0                	test   %eax,%eax
  23:	0f 85 39 fe ff ff    	jne    0xfffffffffffffe62
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	e9 30 fe ff ff       	jmp    0xfffffffffffffe62
  32:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
  39:	fc ff df 
  3c:	4c 89 fa             	mov    %r15,%rdx
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	e9 30 fe ff ff       	jmp    0xfffffffffffffe38
   8:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
   f:	fc ff df 
  12:	4c 89 fa             	mov    %r15,%rdx
  15:	48                   	rex.W
[   30.372554][  T413] RSP: 0018:ffffc90000bf6ef0 EFLAGS: 00010246
[   30.372950][  T413] RAX: 0000000000000000 RBX: ffff888009622000 RCX: 0000000000000001
[   30.373421][  T413] RDX: 0000000000000000 RSI: ffffffff9449b941 RDI: ffffffff93c555e0
[   30.373892][  T413] RBP: ffffc90000bf6fe0 R08: 0000000000000000 R09: 0000000000000000
[   30.374355][  T413] R10: ffffc90000bf7010 R11: ffffffff94979160 R12: 1ffff9200017ede2
[   30.374811][  T413] R13: 00000000000005dc R14: ffffc90000bf7010 R15: ffff888009622f08
[   30.375274][  T413] FS:  00007f7c8dba1800(0000) GS:ffff88809fe37000(0000) knlGS:0000000000000000
[   30.375820][  T413] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   30.376206][  T413] CR2: 00000000004e6898 CR3: 0000000016f73006 CR4: 0000000000772ef0
[   30.376672][  T413] PKRU: 55555554
[   30.376901][  T413] Call Trace:
[   30.377129][  T413]  <TASK>
[ 30.377287][ T413] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 30.377609][ T413] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 30.377926][ T413] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 30.378238][ T413] netif_set_mtu (net/core/dev.c:9652) 
[ 30.378569][ T413] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 30.378891][ T413] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 30.379120][ T413] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 30.379556][ T413] br_add_if (net/bridge/br_if.c:697) bridge 
[ 30.379911][ T413] do_set_master (net/core/rtnetlink.c:2948) 
[ 30.380223][ T413] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 30.380543][ T413] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 30.380928][ T413] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 30.381231][ T413] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 30.381543][ T413] ? __kernel_text_address (kernel/extable.c:79) 
[ 30.381857][ T413] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 30.382169][ T413] ? __mutex_trylock_common (./arch/x86/include/asm/atomic64_64.h:101 ./include/linux/atomic/atomic-arch-fallback.h:4296 ./include/linux/atomic/atomic-long.h:1482 ./include/linux/atomic/atomic-instrumented.h:4458 kernel/locking/mutex.c:113) 
[ 30.382485][ T413] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 30.382864][ T413] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 30.383173][ T413] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 30.383489][ T413] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 30.383796][ T413] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 30.384100][ T413] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 30.384415][ T413] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 30.384726][ T413] ? __create_object (mm/kmemleak.c:771) 
[ 30.385032][ T413] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 30.385346][ T413] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 30.385650][ T413] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 30.386028][ T413] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 30.386350][ T413] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 30.386658][ T413] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 30.386964][ T413] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 30.387279][ T413] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 30.387593][ T413] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 30.387895][ T413] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 30.388201][ T413] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 30.388522][ T413] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 30.388833][ T413] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 30.389146][ T413] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 30.389469][ T413] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 30.389777][ T413] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 30.390081][ T413] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 30.390406][ T413] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 30.390711][ T413] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 ./include/net/netns/generic.h:48 net/netlink/af_netlink.c:333) 
[ 30.391014][ T413] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 30.391338][ T413] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 30.391663][ T413] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 30.391972][ T413] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 30.392281][ T413] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 30.392596][ T413] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 30.392912][ T413] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 30.393225][ T413] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 30.393537][ T413] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 30.393934][ T413] ___sys_sendmsg (net/socket.c:2670) 
[ 30.394235][ T413] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 30.394546][ T413] ? __call_rcu_common.constprop.0 (./arch/x86/include/asm/irqflags.h:26 ./arch/x86/include/asm/irqflags.h:109 ./arch/x86/include/asm/irqflags.h:127 kernel/rcu/tree.c:3096) 
[ 30.394927][ T413] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 30.395232][ T413] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 30.395553][ T413] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 30.395863][ T413] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 30.396172][ T413] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 30.396491][ T413] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 30.396806][ T413] __sys_sendmsg (net/socket.c:2700) 
[ 30.397110][ T413] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 30.397493][ T413] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 30.397810][ T413] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 30.398116][ T413] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 30.398444][ T413] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   30.398838][  T413] RIP: 0033:0x7f7c8dd6e1e7
[ 30.399153][ T413] Code: 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b9 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 2e 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 89 54 24 1c 48 89 74 24 10
All code
========
   0:	0e                   	(bad)
   1:	00 f7                	add    %dh,%bh
   3:	d8 64 89 02          	fsubs  0x2(%rcx,%rcx,4)
   7:	48 c7 c0 ff ff ff ff 	mov    $0xffffffffffffffff,%rax
   e:	eb b9                	jmp    0xffffffffffffffc9
  10:	0f 1f 00             	nopl   (%rax)
  13:	f3 0f 1e fa          	endbr64
  17:	64 8b 04 25 18 00 00 	mov    %fs:0x18,%eax
  1e:	00 
  1f:	85 c0                	test   %eax,%eax
  21:	75 10                	jne    0x33
  23:	b8 2e 00 00 00       	mov    $0x2e,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax		<-- trapping instruction
  30:	77 51                	ja     0x83
  32:	c3                   	ret
  33:	48 83 ec 28          	sub    $0x28,%rsp
  37:	89 54 24 1c          	mov    %edx,0x1c(%rsp)
  3b:	48 89 74 24 10       	mov    %rsi,0x10(%rsp)

Code starting with the faulting instruction
===========================================
   0:	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax
   6:	77 51                	ja     0x59
   8:	c3                   	ret
   9:	48 83 ec 28          	sub    $0x28,%rsp
   d:	89 54 24 1c          	mov    %edx,0x1c(%rsp)
  11:	48 89 74 24 10       	mov    %rsi,0x10(%rsp)
[   30.400246][  T413] RSP: 002b:00007ffecd1643f8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   30.400723][  T413] RAX: ffffffffffffffda RBX: 00007ffecd164b20 RCX: 00007f7c8dd6e1e7
[   30.401179][  T413] RDX: 0000000000000000 RSI: 00007ffecd164460 RDI: 0000000000000005
[   30.401642][  T413] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000000
[   30.402097][  T413] R10: 000000002547f910 R11: 0000000000000246 R12: 0000000000000004
[   30.402563][  T413] R13: 00000000686e419e R14: 0000000000499600 R15: 0000000000000000
| [   31.132019][  T419] ------------[ cut here ]------------
| [ 31.132971][ T419] WARNING: CPU: 0 PID: 419 at ./include/net/netdev_lock.h:17 netif_set_mtu_ext (./include/net/netdev_lock.h:17 ./include/net/netdev_lock.h:15 ./include/net/netdev_lock.h:25 net/core/dev.c:9610) 
| [   31.133578][  T419] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel bridge stp llc sch_ingress vrf veth
| [   31.134755][  T419] Tainted: [W]=WARN
[   31.134985][  T419] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 31.135381][ T419] RIP: 0010:netif_set_mtu_ext (./include/net/netdev_lock.h:17 ./include/net/netdev_lock.h:15 ./include/net/netdev_lock.h:25 net/core/dev.c:9610) 
[ 31.135695][ T419] Code: 00 00 8b 05 d7 bc 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 1a 63 7b 00 85 c0 0f 85 39 fe ff ff 90 <0f> 0b 90 e9 30 fe ff ff 48 b8 00 00 00 00 00 fc ff df 4c 89 fa 48
All code
========
   0:	00 00                	add    %al,(%rax)
   2:	8b 05 d7 bc 3a 02    	mov    0x23abcd7(%rip),%eax        # 0x23abcdf
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb a0 0c 00 00 	lea    0xca0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 1a 63 7b 00       	call   0x7b633b
  21:	85 c0                	test   %eax,%eax
  23:	0f 85 39 fe ff ff    	jne    0xfffffffffffffe62
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	e9 30 fe ff ff       	jmp    0xfffffffffffffe62
  32:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
  39:	fc ff df 
  3c:	4c 89 fa             	mov    %r15,%rdx
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	e9 30 fe ff ff       	jmp    0xfffffffffffffe38
   8:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
   f:	fc ff df 
  12:	4c 89 fa             	mov    %r15,%rdx
  15:	48                   	rex.W
[   31.136793][  T419] RSP: 0018:ffffc90000c36ef0 EFLAGS: 00010246
[   31.137177][  T419] RAX: 0000000000000000 RBX: ffff888009622000 RCX: 0000000000000001
[   31.137636][  T419] RDX: 0000000000000000 RSI: ffffffff9449b941 RDI: ffffffff93c555e0
[   31.138094][  T419] RBP: ffffc90000c36fe0 R08: 0000000000000000 R09: 0000000000000000
[   31.138573][  T419] R10: ffffc90000c37010 R11: ffffffff952a8918 R12: 1ffff92000186de2
[   31.139030][  T419] R13: 00000000000005dc R14: ffffc90000c37010 R15: ffff888009622f08
[   31.139500][  T419] FS:  00007f5c188b8800(0000) GS:ffff88809fcb7000(0000) knlGS:0000000000000000
[   31.140038][  T419] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   31.140427][  T419] CR2: 00000000004e5768 CR3: 0000000016f73006 CR4: 0000000000772ef0
[   31.140887][  T419] PKRU: 55555554
[   31.141115][  T419] Call Trace:
[   31.141352][  T419]  <TASK>
[ 31.141511][ T419] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 31.141815][ T419] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 31.142132][ T419] ? mark_held_locks (kernel/locking/lockdep.c:4328) 
[ 31.142443][ T419] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:151 kernel/locking/spinlock.c:194) 
[ 31.142826][ T419] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4475) 
[ 31.143134][ T419] netif_set_mtu (net/core/dev.c:9652) 
[ 31.143455][ T419] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 31.143773][ T419] ? br_get_link_af_size_filtered (net/bridge/br_netlink.c:116) bridge 
[ 31.144201][ T419] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 31.144446][ T419] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 31.144863][ T419] br_add_if (net/bridge/br_if.c:697) bridge 
[ 31.145214][ T419] do_set_master (net/core/rtnetlink.c:2948) 
[ 31.145531][ T419] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 31.145838][ T419] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 31.146222][ T419] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 31.146531][ T419] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 31.146845][ T419] ? __kernel_text_address (kernel/extable.c:79) 
[ 31.147152][ T419] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 31.147478][ T419] ? __mutex_trylock_common (./arch/x86/include/asm/atomic64_64.h:101 ./include/linux/atomic/atomic-arch-fallback.h:4296 ./include/linux/atomic/atomic-long.h:1482 ./include/linux/atomic/atomic-instrumented.h:4458 kernel/locking/mutex.c:113) 
[ 31.147787][ T419] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 31.148163][ T419] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 31.148478][ T419] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 31.148800][ T419] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 31.149109][ T419] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 31.149448][ T419] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 31.149754][ T419] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 31.150053][ T419] ? __create_object (mm/kmemleak.c:771) 
[ 31.150368][ T419] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 31.150676][ T419] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 31.150978][ T419] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 31.151386][ T419] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 31.151700][ T419] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 31.152010][ T419] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 31.152321][ T419] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 31.152635][ T419] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 31.152939][ T419] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 31.153240][ T419] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 31.153553][ T419] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 31.153863][ T419] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 31.154172][ T419] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 31.154489][ T419] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 31.154798][ T419] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 31.155106][ T419] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 31.155428][ T419] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 31.155746][ T419] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 31.156055][ T419] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 ./include/net/netns/generic.h:48 net/netlink/af_netlink.c:333) 
[ 31.156370][ T419] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 31.156680][ T419] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 31.156983][ T419] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 31.157291][ T419] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 31.157605][ T419] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 31.157911][ T419] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 31.158222][ T419] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 31.158558][ T419] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 31.158864][ T419] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 31.159253][ T419] ___sys_sendmsg (net/socket.c:2670) 
[ 31.159571][ T419] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 31.159876][ T419] ? __call_rcu_common.constprop.0 (./arch/x86/include/asm/irqflags.h:26 ./arch/x86/include/asm/irqflags.h:109 ./arch/x86/include/asm/irqflags.h:127 kernel/rcu/tree.c:3096) 
[ 31.160255][ T419] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 31.160578][ T419] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 31.160887][ T419] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 31.161197][ T419] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 31.161509][ T419] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 31.161813][ T419] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 31.162128][ T419] __sys_sendmsg (net/socket.c:2700) 
[ 31.162439][ T419] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 31.162816][ T419] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 31.163138][ T419] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 31.163462][ T419] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 31.163779][ T419] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   31.164157][  T419] RIP: 0033:0x7f5c18a851e7
[ 31.164479][ T419] Code: 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b9 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 2e 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 89 54 24 1c 48 89 74 24 10
All code
========
   0:	0e                   	(bad)
   1:	00 f7                	add    %dh,%bh
   3:	d8 64 89 02          	fsubs  0x2(%rcx,%rcx,4)
   7:	48 c7 c0 ff ff ff ff 	mov    $0xffffffffffffffff,%rax
   e:	eb b9                	jmp    0xffffffffffffffc9
  10:	0f 1f 00             	nopl   (%rax)
  13:	f3 0f 1e fa          	endbr64
  17:	64 8b 04 25 18 00 00 	mov    %fs:0x18,%eax
  1e:	00 
  1f:	85 c0                	test   %eax,%eax
  21:	75 10                	jne    0x33
  23:	b8 2e 00 00 00       	mov    $0x2e,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax		<-- trapping instruction
  30:	77 51                	ja     0x83
  32:	c3                   	ret
  33:	48 83 ec 28          	sub    $0x28,%rsp
  37:	89 54 24 1c          	mov    %edx,0x1c(%rsp)
  3b:	48 89 74 24 10       	mov    %rsi,0x10(%rsp)

Code starting with the faulting instruction
===========================================
   0:	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax
   6:	77 51                	ja     0x59
   8:	c3                   	ret
   9:	48 83 ec 28          	sub    $0x28,%rsp
   d:	89 54 24 1c          	mov    %edx,0x1c(%rsp)
  11:	48 89 74 24 10       	mov    %rsi,0x10(%rsp)
[   31.165571][  T419] RSP: 002b:00007ffe92de0428 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   31.166031][  T419] RAX: ffffffffffffffda RBX: 00007ffe92de0b50 RCX: 00007f5c18a851e7
[   31.166491][  T419] RDX: 0000000000000000 RSI: 00007ffe92de0490 RDI: 0000000000000005
[   31.166945][  T419] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000000
[   31.167423][  T419] R10: 0000000038ffe910 R11: 0000000000000246 R12: 0000000000000004
[   31.167876][  T419] R13: 00000000686e419e R14: 0000000000499600 R15: 0000000000000000
| [  200.529249][ T2447] ------------[ cut here ]------------
| [ 200.529598][ T2447] WARNING: CPU: 3 PID: 2447 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) 
| [  200.530230][ T2447] Modules linked in: act_gact cls_flower vxlan ip6_udp_tunnel udp_tunnel bridge stp llc sch_ingress vrf veth
| [  200.531599][ T2447] Tainted: [W]=WARN
[  200.531837][ T2447] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 200.532263][ T2447] 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) 
[ 200.533401][ T2447] Code: 00 00 8b 05 d7 bc 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 1a 63 7b 00 85 c0 0f 85 39 fe ff ff 90 <0f> 0b 90 e9 30 fe ff ff 48 b8 00 00 00 00 00 fc ff df 4c 89 fa 48
All code
========
   0:	00 00                	add    %al,(%rax)
   2:	8b 05 d7 bc 3a 02    	mov    0x23abcd7(%rip),%eax        # 0x23abcdf
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb a0 0c 00 00 	lea    0xca0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 1a 63 7b 00       	call   0x7b633b
  21:	85 c0                	test   %eax,%eax
  23:	0f 85 39 fe ff ff    	jne    0xfffffffffffffe62
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	e9 30 fe ff ff       	jmp    0xfffffffffffffe62
  32:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
  39:	fc ff df 
  3c:	4c 89 fa             	mov    %r15,%rdx
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	e9 30 fe ff ff       	jmp    0xfffffffffffffe38
   8:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
   f:	fc ff df 
  12:	4c 89 fa             	mov    %r15,%rdx
  15:	48                   	rex.W
[  200.534519][ T2447] RSP: 0018:ffffc90005116f70 EFLAGS: 00010246
[  200.534914][ T2447] RAX: 0000000000000000 RBX: ffff88800a882000 RCX: 0000000000000001
[  200.535391][ T2447] RDX: 0000000000000000 RSI: ffffffff9449b941 RDI: ffffffff93c555e0
[  200.535855][ T2447] RBP: ffffc90005117058 R08: 0000000000000000 R09: 0000000000000000
[  200.536360][ T2447] R10: ffffc90005117088 R11: ffffffff90800130 R12: 1ffff92000a22df2
[  200.536824][ T2447] R13: 00000000000005dc R14: ffffc90005117088 R15: ffff88800a882f08
[  200.537292][ T2447] FS:  00007febdc745800(0000) GS:ffff88809fe37000(0000) knlGS:0000000000000000
[  200.537842][ T2447] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  200.538235][ T2447] CR2: 00000000004e5760 CR3: 0000000015042006 CR4: 0000000000772ef0
[  200.538723][ T2447] PKRU: 55555554
[  200.538958][ T2447] Call Trace:
[  200.539223][ T2447]  <TASK>
[ 200.539390][ T2447] ? __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) 
[ 200.539797][ T2447] ? br_del_if (net/bridge/br_if.c:742) bridge 
[ 200.540195][ T2447] ? do_set_master (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:41 net/core/rtnetlink.c:2933) 
[ 200.540552][ T2447] ? do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 200.540877][ T2447] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 200.541227][ T2447] ? netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 200.541564][ T2447] ? netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 200.541887][ T2447] ? ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 200.542222][ T2447] ? ___sys_sendmsg (net/socket.c:2670) 
[ 200.542574][ T2447] ? __sys_sendmsg (net/socket.c:2700) 
[ 200.542902][ T2447] ? do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 200.543227][ T2447] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[ 200.543650][ T2447] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 200.543993][ T2447] netif_set_mtu (net/core/dev.c:9652) 
[ 200.544333][ T2447] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 200.544681][ T2447] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 200.544930][ T2447] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 200.545437][ T2447] br_del_if (net/bridge/br_if.c:743) bridge 
[ 200.545800][ T2447] ? rtnl_is_locked (net/core/rtnetlink.c:169) 
[ 200.546127][ T2447] do_set_master (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:41 net/core/rtnetlink.c:2933) 
[ 200.546633][ T2447] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 200.547228][ T2447] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 200.547672][ T2447] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 200.548011][ T2447] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 200.548347][ T2447] ? __kernel_text_address (kernel/extable.c:79) 
[ 200.548701][ T2447] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 200.549064][ T2447] ? __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) 
[ 200.549410][ T2447] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 200.549818][ T2447] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 200.550151][ T2447] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 200.550494][ T2447] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 200.550833][ T2447] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 200.551151][ T2447] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 200.551498][ T2447] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 200.551810][ T2447] ? __create_object (mm/kmemleak.c:771) 
[ 200.552129][ T2447] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 200.552466][ T2447] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 200.552795][ T2447] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 200.553181][ T2447] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 200.553543][ T2447] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 200.553866][ T2447] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 200.554176][ T2447] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 200.554503][ T2447] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 200.554816][ T2447] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 200.555122][ T2447] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 200.555447][ T2447] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 200.555756][ T2447] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 200.556065][ T2447] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 200.556388][ T2447] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 200.556706][ T2447] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 200.557016][ T2447] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 200.557341][ T2447] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 200.557672][ T2447] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 200.557987][ T2447] ? 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) 
[ 200.558298][ T2447] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 200.558623][ T2447] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 200.558948][ T2447] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 200.559269][ T2447] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 200.559598][ T2447] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 200.559915][ T2447] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 200.560241][ T2447] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 200.560571][ T2447] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 200.560887][ T2447] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 200.561288][ T2447] ___sys_sendmsg (net/socket.c:2670) 
[ 200.561613][ T2447] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 200.561940][ T2447] ? __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) 
[ 200.562345][ T2447] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 200.562659][ T2447] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 200.562972][ T2447] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 200.563287][ T2447] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 200.563609][ T2447] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 200.563919][ T2447] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 200.564237][ T2447] __sys_sendmsg (net/socket.c:2700) 
[ 200.564559][ T2447] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 200.564949][ T2447] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 200.565274][ T2447] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 200.565597][ T2447] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 200.565912][ T2447] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[  200.566302][ T2447] RIP: 0033:0x7febdc9121e7
[ 200.566642][ T2447] 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)
[  200.567801][ T2447] RSP: 002b:00007ffd0d455478 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[  200.568301][ T2447] RAX: ffffffffffffffda RBX: 00007ffd0d455ba0 RCX: 00007febdc9121e7
[  200.568820][ T2447] RDX: 0000000000000000 RSI: 00007ffd0d4554e0 RDI: 0000000000000005
[  200.569327][ T2447] RBP: 0000000000000003 R08: 0000000000000003 R09: 0000000000000078
[  200.569818][ T2447] R10: 00007febdc80fee8 R11: 0000000000000246 R12: 0000000000000003
[  200.570317][ T2447] R13: 00000000686e4248 R14: 0000000000499600 R15: 0000000000000000
| [  205.809788][ T2449] ------------[ cut here ]------------
| [ 205.810094][ T2449] WARNING: CPU: 3 PID: 2449 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) 
| [  205.810712][ T2449] Modules linked in: act_gact cls_flower vxlan ip6_udp_tunnel udp_tunnel bridge stp llc sch_ingress vrf veth
| [  205.812445][ T2449] Tainted: [W]=WARN
[  205.812678][ T2449] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 205.813059][ T2449] 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) 
[ 205.813386][ T2449] Code: 00 00 8b 05 d7 bc 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 1a 63 7b 00 85 c0 0f 85 39 fe ff ff 90 <0f> 0b 90 e9 30 fe ff ff 48 b8 00 00 00 00 00 fc ff df 4c 89 fa 48
All code
========
   0:	00 00                	add    %al,(%rax)
   2:	8b 05 d7 bc 3a 02    	mov    0x23abcd7(%rip),%eax        # 0x23abcdf
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb a0 0c 00 00 	lea    0xca0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 1a 63 7b 00       	call   0x7b633b
  21:	85 c0                	test   %eax,%eax
  23:	0f 85 39 fe ff ff    	jne    0xfffffffffffffe62
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	e9 30 fe ff ff       	jmp    0xfffffffffffffe62
  32:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
  39:	fc ff df 
  3c:	4c 89 fa             	mov    %r15,%rdx
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	e9 30 fe ff ff       	jmp    0xfffffffffffffe38
   8:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
   f:	fc ff df 
  12:	4c 89 fa             	mov    %r15,%rdx
  15:	48                   	rex.W
[  205.814539][ T2449] RSP: 0018:ffffc90005126ef0 EFLAGS: 00010246
[  205.814951][ T2449] RAX: 0000000000000000 RBX: ffff88800a882000 RCX: 0000000000000001
[  205.815441][ T2449] RDX: 0000000000000000 RSI: ffffffff9449b941 RDI: ffffffff93c555e0
[  205.815927][ T2449] RBP: ffffc90005126fe0 R08: 0000000000000000 R09: 0000000000000000
[  205.816416][ T2449] R10: ffffc90005127010 R11: ffffffff952a8918 R12: 1ffff92000a24de2
[  205.816920][ T2449] R13: 00000000000005dc R14: ffffc90005127010 R15: ffff88800a882f08
[  205.817423][ T2449] FS:  00007fd874175800(0000) GS:ffff88809fe37000(0000) knlGS:0000000000000000
[  205.817999][ T2449] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  205.818453][ T2449] CR2: 00000000004e5760 CR3: 000000001640c003 CR4: 0000000000772ef0
[  205.818931][ T2449] PKRU: 55555554
[  205.819160][ T2449] Call Trace:
[  205.819398][ T2449]  <TASK>
[ 205.819562][ T2449] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 205.819888][ T2449] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 205.820210][ T2449] ? mark_held_locks (kernel/locking/lockdep.c:4328) 
[ 205.820530][ T2449] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:151 kernel/locking/spinlock.c:194) 
[ 205.820924][ T2449] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4475) 
[ 205.821233][ T2449] netif_set_mtu (net/core/dev.c:9652) 
[ 205.821569][ T2449] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 205.821898][ T2449] ? br_get_link_af_size_filtered (net/bridge/br_netlink.c:116) bridge 
[ 205.822366][ T2449] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 205.822616][ T2449] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 205.823059][ T2449] br_add_if (net/bridge/br_if.c:697) bridge 
[ 205.823446][ T2449] do_set_master (net/core/rtnetlink.c:2948) 
[ 205.823774][ T2449] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 205.824096][ T2449] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 205.824525][ T2449] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 205.824853][ T2449] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 205.825169][ T2449] ? __kernel_text_address (kernel/extable.c:79) 
[ 205.825509][ T2449] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 205.825834][ T2449] ? __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) 
[ 205.826154][ T2449] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 205.826577][ T2449] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 205.826897][ T2449] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 205.827219][ T2449] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 205.827546][ T2449] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 205.827856][ T2449] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 205.828188][ T2449] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 205.828516][ T2449] ? __create_object (mm/kmemleak.c:771) 
[ 205.828858][ T2449] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 205.829197][ T2449] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 205.829527][ T2449] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 205.829925][ T2449] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 205.830264][ T2449] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 205.830603][ T2449] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 205.830929][ T2449] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 205.831253][ T2449] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 205.831570][ T2449] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 205.831880][ T2449] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 205.832195][ T2449] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 205.832518][ T2449] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 205.832828][ T2449] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 205.833138][ T2449] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 205.833458][ T2449] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 205.833767][ T2449] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 205.834070][ T2449] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 205.834395][ T2449] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 205.834719][ T2449] ? 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) 
[ 205.835027][ T2449] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 205.835346][ T2449] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 205.835650][ T2449] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 205.835958][ T2449] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 205.836264][ T2449] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 205.836594][ T2449] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 205.836936][ T2449] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 205.837256][ T2449] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 205.837584][ T2449] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 205.837994][ T2449] ___sys_sendmsg (net/socket.c:2670) 
[ 205.838296][ T2449] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 205.838606][ T2449] ? __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) 
[ 205.839021][ T2449] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 205.839347][ T2449] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 205.839669][ T2449] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 205.839977][ T2449] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 205.840279][ T2449] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 205.840602][ T2449] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 205.840932][ T2449] __sys_sendmsg (net/socket.c:2700) 
[ 205.841233][ T2449] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 205.841616][ T2449] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 205.841957][ T2449] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 205.842261][ T2449] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 205.842592][ T2449] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[  205.842979][ T2449] RIP: 0033:0x7fd8743421e7
[ 205.843293][ T2449] 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)
[  205.844401][ T2449] RSP: 002b:00007ffce93fe988 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[  205.844865][ T2449] RAX: ffffffffffffffda RBX: 00007ffce93ff0b0 RCX: 00007fd8743421e7
[  205.845346][ T2449] RDX: 0000000000000000 RSI: 00007ffce93fe9f0 RDI: 0000000000000005
[  205.845817][ T2449] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000000
[  205.846281][ T2449] R10: 0000000019e67910 R11: 0000000000000246 R12: 0000000000000004
[  205.846758][ T2449] R13: 00000000686e424d R14: 0000000000499600 R15: 0000000000000000
| [  281.914731][ T3331] ------------[ cut here ]------------
| [ 281.915071][ T3331] WARNING: CPU: 3 PID: 3331 at ./include/net/netdev_lock.h:17 netif_set_mtu_ext (./include/net/netdev_lock.h:17 ./include/net/netdev_lock.h:15 ./include/net/netdev_lock.h:25 net/core/dev.c:9610) 
| [  281.915719][ T3331] Modules linked in: act_gact cls_flower vxlan ip6_udp_tunnel udp_tunnel bridge stp llc sch_ingress vrf veth
| [  281.917124][ T3331] Tainted: [W]=WARN
[  281.917374][ T3331] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 281.917781][ T3331] RIP: 0010:netif_set_mtu_ext (./include/net/netdev_lock.h:17 ./include/net/netdev_lock.h:15 ./include/net/netdev_lock.h:25 net/core/dev.c:9610) 
[ 281.918111][ T3331] Code: 00 00 8b 05 d7 bc 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 1a 63 7b 00 85 c0 0f 85 39 fe ff ff 90 <0f> 0b 90 e9 30 fe ff ff 48 b8 00 00 00 00 00 fc ff df 4c 89 fa 48
All code
========
   0:	00 00                	add    %al,(%rax)
   2:	8b 05 d7 bc 3a 02    	mov    0x23abcd7(%rip),%eax        # 0x23abcdf
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb a0 0c 00 00 	lea    0xca0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 1a 63 7b 00       	call   0x7b633b
  21:	85 c0                	test   %eax,%eax
  23:	0f 85 39 fe ff ff    	jne    0xfffffffffffffe62
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	e9 30 fe ff ff       	jmp    0xfffffffffffffe62
  32:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
  39:	fc ff df 
  3c:	4c 89 fa             	mov    %r15,%rdx
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	e9 30 fe ff ff       	jmp    0xfffffffffffffe38
   8:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
   f:	fc ff df 
  12:	4c 89 fa             	mov    %r15,%rdx
  15:	48                   	rex.W
[  281.919970][ T3331] RSP: 0018:ffffc90006e26f70 EFLAGS: 00010246
[  281.920386][ T3331] RAX: 0000000000000000 RBX: ffff88800a882000 RCX: 0000000000000001
[  281.920867][ T3331] RDX: 0000000000000000 RSI: ffffffff9449b941 RDI: ffffffff93c555e0
[  281.921354][ T3331] RBP: ffffc90006e27058 R08: 0000000000000000 R09: 0000000000000000
[  281.921843][ T3331] R10: ffffc90006e27088 R11: ffffffff94979160 R12: 1ffff92000dc4df2
[  281.922343][ T3331] R13: 00000000000005dc R14: ffffc90006e27088 R15: ffff88800a882f08
[  281.922816][ T3331] FS:  00007f571f9e0800(0000) GS:ffff88809fe37000(0000) knlGS:0000000000000000
[  281.923375][ T3331] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  281.923785][ T3331] CR2: 00000000004e5760 CR3: 0000000015aeb006 CR4: 0000000000772ef0
[  281.924264][ T3331] PKRU: 55555554
[  281.924514][ T3331] Call Trace:
[  281.924792][ T3331]  <TASK>
[ 281.924954][ T3331] ? __call_rcu_common.constprop.0 (./arch/x86/include/asm/irqflags.h:26 ./arch/x86/include/asm/irqflags.h:109 ./arch/x86/include/asm/irqflags.h:127 kernel/rcu/tree.c:3096) 
[ 281.925376][ T3331] ? br_del_if (net/bridge/br_if.c:742) bridge 
[ 281.925751][ T3331] ? do_set_master (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:41 net/core/rtnetlink.c:2933) 
[ 281.926077][ T3331] ? do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 281.926406][ T3331] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 281.926724][ T3331] ? netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 281.927045][ T3331] ? netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 281.927373][ T3331] ? ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 281.927696][ T3331] ? ___sys_sendmsg (net/socket.c:2670) 
[ 281.928010][ T3331] ? __sys_sendmsg (net/socket.c:2700) 
[ 281.928334][ T3331] ? do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 281.928662][ T3331] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[ 281.929069][ T3331] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 281.929407][ T3331] netif_set_mtu (net/core/dev.c:9652) 
[ 281.929731][ T3331] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 281.930065][ T3331] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 281.930316][ T3331] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 281.930759][ T3331] br_del_if (net/bridge/br_if.c:743) bridge 
[ 281.931117][ T3331] ? rtnl_is_locked (net/core/rtnetlink.c:169) 
[ 281.931447][ T3331] do_set_master (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:41 net/core/rtnetlink.c:2933) 
[ 281.931768][ T3331] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 281.932093][ T3331] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 281.932506][ T3331] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 281.932824][ T3331] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 281.933147][ T3331] ? __kernel_text_address (kernel/extable.c:79) 
[ 281.933489][ T3331] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 281.933813][ T3331] ? __mutex_trylock_common (./arch/x86/include/asm/atomic64_64.h:101 ./include/linux/atomic/atomic-arch-fallback.h:4296 ./include/linux/atomic/atomic-long.h:1482 ./include/linux/atomic/atomic-instrumented.h:4458 kernel/locking/mutex.c:113) 
[ 281.934134][ T3331] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 281.934542][ T3331] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 281.934863][ T3331] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 281.935186][ T3331] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 281.935510][ T3331] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 281.935830][ T3331] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 281.936152][ T3331] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 281.936476][ T3331] ? __create_object (mm/kmemleak.c:771) 
[ 281.936808][ T3331] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 281.937126][ T3331] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 281.937458][ T3331] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 281.937857][ T3331] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 281.938180][ T3331] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 281.938517][ T3331] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 281.938850][ T3331] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 281.939175][ T3331] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 281.939501][ T3331] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 281.939816][ T3331] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 281.940139][ T3331] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 281.940466][ T3331] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 281.940786][ T3331] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 281.941117][ T3331] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 281.941449][ T3331] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 281.941766][ T3331] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 281.942082][ T3331] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 281.942421][ T3331] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 281.942738][ T3331] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 ./include/net/netns/generic.h:48 net/netlink/af_netlink.c:333) 
[ 281.943057][ T3331] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 281.943391][ T3331] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 281.943707][ T3331] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 281.944033][ T3331] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 281.944365][ T3331] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 281.944685][ T3331] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 281.945017][ T3331] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 281.945346][ T3331] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 281.945671][ T3331] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 281.946082][ T3331] ___sys_sendmsg (net/socket.c:2670) 
[ 281.946407][ T3331] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 281.946728][ T3331] ? __call_rcu_common.constprop.0 (./arch/x86/include/asm/irqflags.h:26 ./arch/x86/include/asm/irqflags.h:109 ./arch/x86/include/asm/irqflags.h:127 kernel/rcu/tree.c:3096) 
[ 281.947124][ T3331] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 281.947454][ T3331] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 281.947775][ T3331] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 281.948105][ T3331] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 281.948433][ T3331] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 281.948762][ T3331] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 281.949091][ T3331] __sys_sendmsg (net/socket.c:2700) 
[ 281.949415][ T3331] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 281.949813][ T3331] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 281.950143][ T3331] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 281.950471][ T3331] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 281.950798][ T3331] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[  281.951193][ T3331] RIP: 0033:0x7f571fbad1e7
[ 281.951534][ T3331] Code: 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b9 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 2e 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 89 54 24 1c 48 89 74 24 10
All code
========
   0:	0e                   	(bad)
   1:	00 f7                	add    %dh,%bh
   3:	d8 64 89 02          	fsubs  0x2(%rcx,%rcx,4)
   7:	48 c7 c0 ff ff ff ff 	mov    $0xffffffffffffffff,%rax
   e:	eb b9                	jmp    0xffffffffffffffc9
  10:	0f 1f 00             	nopl   (%rax)
  13:	f3 0f 1e fa          	endbr64
  17:	64 8b 04 25 18 00 00 	mov    %fs:0x18,%eax
  1e:	00 
  1f:	85 c0                	test   %eax,%eax
  21:	75 10                	jne    0x33
  23:	b8 2e 00 00 00       	mov    $0x2e,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax		<-- trapping instruction
  30:	77 51                	ja     0x83
  32:	c3                   	ret
  33:	48 83 ec 28          	sub    $0x28,%rsp
  37:	89 54 24 1c          	mov    %edx,0x1c(%rsp)
  3b:	48 89 74 24 10       	mov    %rsi,0x10(%rsp)

Code starting with the faulting instruction
===========================================
   0:	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax
   6:	77 51                	ja     0x59
   8:	c3                   	ret
   9:	48 83 ec 28          	sub    $0x28,%rsp
   d:	89 54 24 1c          	mov    %edx,0x1c(%rsp)
  11:	48 89 74 24 10       	mov    %rsi,0x10(%rsp)
[  281.952673][ T3331] RSP: 002b:00007ffc3dfea278 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[  281.953166][ T3331] RAX: ffffffffffffffda RBX: 00007ffc3dfea9a0 RCX: 00007f571fbad1e7
[  281.953652][ T3331] RDX: 0000000000000000 RSI: 00007ffc3dfea2e0 RDI: 0000000000000005
[  281.954125][ T3331] RBP: 0000000000000003 R08: 0000000000000003 R09: 0000000000000078
[  281.954609][ T3331] R10: 00007f571faaaee8 R11: 0000000000000246 R12: 0000000000000003
[  281.955094][ T3331] R13: 00000000686e4299 R14: 0000000000499600 R15: 0000000000000000
| [  287.180396][ T3333] ------------[ cut here ]------------
| [ 287.180741][ T3333] WARNING: CPU: 2 PID: 3333 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) 
| [  287.182220][ T3333] Modules linked in: act_gact cls_flower vxlan ip6_udp_tunnel udp_tunnel bridge stp llc sch_ingress vrf veth
| [  287.184787][ T3333] Tainted: [W]=WARN
[  287.185181][ T3333] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 287.185882][ T3333] 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) 
[ 287.186487][ T3333] Code: 00 00 8b 05 d7 bc 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 1a 63 7b 00 85 c0 0f 85 39 fe ff ff 90 <0f> 0b 90 e9 30 fe ff ff 48 b8 00 00 00 00 00 fc ff df 4c 89 fa 48
All code
========
   0:	00 00                	add    %al,(%rax)
   2:	8b 05 d7 bc 3a 02    	mov    0x23abcd7(%rip),%eax        # 0x23abcdf
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb a0 0c 00 00 	lea    0xca0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 1a 63 7b 00       	call   0x7b633b
  21:	85 c0                	test   %eax,%eax
  23:	0f 85 39 fe ff ff    	jne    0xfffffffffffffe62
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	e9 30 fe ff ff       	jmp    0xfffffffffffffe62
  32:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
  39:	fc ff df 
  3c:	4c 89 fa             	mov    %r15,%rdx
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	e9 30 fe ff ff       	jmp    0xfffffffffffffe38
   8:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
   f:	fc ff df 
  12:	4c 89 fa             	mov    %r15,%rdx
  15:	48                   	rex.W
[  287.188543][ T3333] RSP: 0018:ffffc90006e46ef0 EFLAGS: 00010246
[  287.189266][ T3333] RAX: 0000000000000000 RBX: ffff88800a882000 RCX: 0000000000000001
[  287.190159][ T3333] RDX: 0000000000000000 RSI: ffffffff9449b941 RDI: ffffffff93c555e0
[  287.190984][ T3333] RBP: ffffc90006e46fe0 R08: 0000000000000000 R09: 0000000000000000
[  287.191881][ T3333] R10: ffffc90006e47010 R11: ffffffff952a8918 R12: 1ffff92000dc8de2
[  287.192820][ T3333] R13: 00000000000005dc R14: ffffc90006e47010 R15: ffff88800a882f08
[  287.193724][ T3333] FS:  00007f17796a8800(0000) GS:ffff88809fdb7000(0000) knlGS:0000000000000000
[  287.194767][ T3333] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  287.195522][ T3333] CR2: 00000000004e5760 CR3: 0000000015135005 CR4: 0000000000772ef0
[  287.196430][ T3333] PKRU: 55555554
[  287.196887][ T3333] Call Trace:
[  287.197352][ T3333]  <TASK>
[ 287.197670][ T3333] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 287.198271][ T3333] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 287.198881][ T3333] ? mark_held_locks (kernel/locking/lockdep.c:4328) 
[ 287.199485][ T3333] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:151 kernel/locking/spinlock.c:194) 
[ 287.200219][ T3333] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4475) 
[ 287.200840][ T3333] netif_set_mtu (net/core/dev.c:9652) 
[ 287.201447][ T3333] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 287.202069][ T3333] ? br_get_link_af_size_filtered (net/bridge/br_netlink.c:116) bridge 
[ 287.202942][ T3333] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 287.203431][ T3333] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 287.204238][ T3333] br_add_if (net/bridge/br_if.c:697) bridge 
[ 287.204946][ T3333] do_set_master (net/core/rtnetlink.c:2948) 
[ 287.205583][ T3333] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 287.206183][ T3333] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 287.206955][ T3333] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 287.207565][ T3333] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 287.208150][ T3333] ? __kernel_text_address (kernel/extable.c:79) 
[ 287.208772][ T3333] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 287.209402][ T3333] ? __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) 
[ 287.210043][ T3333] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 287.210779][ T3333] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 287.211418][ T3333] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 287.211980][ T3333] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 287.212574][ T3333] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 287.213137][ T3333] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 287.213733][ T3333] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 287.214327][ T3333] ? __create_object (mm/kmemleak.c:771) 
[ 287.214842][ T3333] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 287.215166][ T3333] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 287.215507][ T3333] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 287.216135][ T3333] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 287.216744][ T3333] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 287.217350][ T3333] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 287.217969][ T3333] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 287.218576][ T3333] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 287.219163][ T3333] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 287.219528][ T3333] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 287.219894][ T3333] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 287.220216][ T3333] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 287.220558][ T3333] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 287.221096][ T3333] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 287.221719][ T3333] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 287.222322][ T3333] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 287.222906][ T3333] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 287.223491][ T3333] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 287.223867][ T3333] ? 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) 
[ 287.224189][ T3333] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 287.224531][ T3333] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 287.225058][ T3333] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 287.225669][ T3333] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 287.226160][ T3333] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 287.226496][ T3333] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 287.226840][ T3333] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 287.227169][ T3333] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 287.227502][ T3333] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 287.227956][ T3333] ___sys_sendmsg (net/socket.c:2670) 
[ 287.228273][ T3333] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 287.228612][ T3333] ? __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) 
[ 287.229294][ T3333] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 287.229636][ T3333] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 287.230019][ T3333] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 287.230383][ T3333] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 287.230711][ T3333] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 287.231031][ T3333] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 287.231374][ T3333] __sys_sendmsg (net/socket.c:2700) 
[ 287.231730][ T3333] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 287.232127][ T3333] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 287.232477][ T3333] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 287.232798][ T3333] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 287.233119][ T3333] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[  287.233527][ T3333] RIP: 0033:0x7f17798751e7
[ 287.233856][ T3333] 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)
[  287.234959][ T3333] RSP: 002b:00007ffd96d9a018 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[  287.235457][ T3333] RAX: ffffffffffffffda RBX: 00007ffd96d9a740 RCX: 00007f17798751e7
[  287.235957][ T3333] RDX: 0000000000000000 RSI: 00007ffd96d9a080 RDI: 0000000000000005
[  287.236444][ T3333] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000000
[  287.236916][ T3333] R10: 000000001def7910 R11: 0000000000000246 R12: 0000000000000004
[  287.237402][ T3333] R13: 00000000686e429e R14: 0000000000499600 R15: 0000000000000000
| [  428.655656][ T4243] ------------[ cut here ]------------
| [ 428.656019][ T4243] WARNING: CPU: 2 PID: 4243 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) 
| [  428.656661][ T4243] Modules linked in: act_gact cls_flower vxlan ip6_udp_tunnel udp_tunnel bridge stp llc sch_ingress vrf veth
| [  428.658033][ T4243] Tainted: [W]=WARN
[  428.658276][ T4243] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 428.658741][ T4243] 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) 
[ 428.659095][ T4243] Code: 00 00 8b 05 d7 bc 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 1a 63 7b 00 85 c0 0f 85 39 fe ff ff 90 <0f> 0b 90 e9 30 fe ff ff 48 b8 00 00 00 00 00 fc ff df 4c 89 fa 48
All code
========
   0:	00 00                	add    %al,(%rax)
   2:	8b 05 d7 bc 3a 02    	mov    0x23abcd7(%rip),%eax        # 0x23abcdf
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb a0 0c 00 00 	lea    0xca0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 1a 63 7b 00       	call   0x7b633b
  21:	85 c0                	test   %eax,%eax
  23:	0f 85 39 fe ff ff    	jne    0xfffffffffffffe62
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	e9 30 fe ff ff       	jmp    0xfffffffffffffe62
  32:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
  39:	fc ff df 
  3c:	4c 89 fa             	mov    %r15,%rdx
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	e9 30 fe ff ff       	jmp    0xfffffffffffffe38
   8:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
   f:	fc ff df 
  12:	4c 89 fa             	mov    %r15,%rdx
  15:	48                   	rex.W
[  428.660219][ T4243] RSP: 0018:ffffc90008be6f70 EFLAGS: 00010246
[  428.660640][ T4243] RAX: 0000000000000000 RBX: ffff88800a882000 RCX: 0000000000000001
[  428.661118][ T4243] RDX: 0000000000000000 RSI: ffffffff9449b941 RDI: ffffffff93c555e0
[  428.661604][ T4243] RBP: ffffc90008be7058 R08: 0000000000000000 R09: 0000000000000000
[  428.662077][ T4243] R10: ffffc90008be7088 R11: ffffffff94979160 R12: 1ffff9200117cdf2
[  428.662598][ T4243] R13: 00000000000005dc R14: ffffc90008be7088 R15: ffff88800a882f08
[  428.663084][ T4243] FS:  00007f257eb8b800(0000) GS:ffff88809fdb7000(0000) knlGS:0000000000000000
[  428.663661][ T4243] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  428.664064][ T4243] CR2: 00000000004e5760 CR3: 00000000095ce002 CR4: 0000000000772ef0
[  428.664547][ T4243] PKRU: 55555554
[  428.664792][ T4243] Call Trace:
[  428.665033][ T4243]  <TASK>
[ 428.665199][ T4243] ? __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) 
[ 428.665609][ T4243] ? br_del_if (net/bridge/br_if.c:742) bridge 
[ 428.665992][ T4243] ? do_set_master (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:41 net/core/rtnetlink.c:2933) 
[ 428.666323][ T4243] ? do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 428.666680][ T4243] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 428.667001][ T4243] ? netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 428.667340][ T4243] ? netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 428.667661][ T4243] ? ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 428.667979][ T4243] ? ___sys_sendmsg (net/socket.c:2670) 
[ 428.668295][ T4243] ? __sys_sendmsg (net/socket.c:2700) 
[ 428.668628][ T4243] ? do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 428.668957][ T4243] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[ 428.669360][ T4243] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 428.669690][ T4243] netif_set_mtu (net/core/dev.c:9652) 
[ 428.670009][ T4243] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 428.670376][ T4243] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 428.670642][ T4243] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 428.671099][ T4243] br_del_if (net/bridge/br_if.c:743) bridge 
[ 428.671486][ T4243] ? rtnl_is_locked (net/core/rtnetlink.c:169) 
[ 428.671808][ T4243] do_set_master (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:41 net/core/rtnetlink.c:2933) 
[ 428.672131][ T4243] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 428.672471][ T4243] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 428.672871][ T4243] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 428.673191][ T4243] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 428.673552][ T4243] ? __kernel_text_address (kernel/extable.c:79) 
[ 428.673879][ T4243] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 428.674204][ T4243] ? __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) 
[ 428.674714][ T4243] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 428.675416][ T4243] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 428.675981][ T4243] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 428.676553][ T4243] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 428.677120][ T4243] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 428.677638][ T4243] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 428.678128][ T4243] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 428.678669][ T4243] ? __create_object (mm/kmemleak.c:771) 
[ 428.679243][ T4243] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 428.679822][ T4243] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 428.680393][ T4243] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 428.681077][ T4243] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 428.681670][ T4243] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 428.682243][ T4243] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 428.682816][ T4243] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 428.683410][ T4243] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 428.683971][ T4243] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 428.684543][ T4243] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 428.685104][ T4243] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 428.685694][ T4243] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 428.686293][ T4243] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 428.686907][ T4243] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 428.687527][ T4243] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 428.688106][ T4243] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 428.688706][ T4243] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 428.689336][ T4243] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 428.689912][ T4243] ? 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) 
[ 428.690568][ T4243] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 428.691173][ T4243] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 428.691787][ T4243] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 428.692419][ T4243] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 428.693027][ T4243] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 428.693649][ T4243] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 428.694267][ T4243] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 428.694903][ T4243] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 428.695519][ T4243] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 428.696278][ T4243] ___sys_sendmsg (net/socket.c:2670) 
[ 428.696889][ T4243] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 428.697511][ T4243] ? __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) 
[ 428.698252][ T4243] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 428.698880][ T4243] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 428.699531][ T4243] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 428.700137][ T4243] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 428.700754][ T4243] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 428.701367][ T4243] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 428.701981][ T4243] __sys_sendmsg (net/socket.c:2700) 
[ 428.702588][ T4243] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 428.703336][ T4243] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 428.703971][ T4243] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 428.704591][ T4243] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 428.705190][ T4243] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[  428.705924][ T4243] RIP: 0033:0x7f257ed581e7
[ 428.706540][ T4243] 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)
[  428.708599][ T4243] RSP: 002b:00007ffd02454b48 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[  428.709495][ T4243] RAX: ffffffffffffffda RBX: 00007ffd02455270 RCX: 00007f257ed581e7
[  428.710374][ T4243] RDX: 0000000000000000 RSI: 00007ffd02454bb0 RDI: 0000000000000005
[  428.711256][ T4243] RBP: 0000000000000003 R08: 0000000000000003 R09: 0000000000000078
[  428.712168][ T4243] R10: 00007f257ec55ee8 R11: 0000000000000246 R12: 0000000000000003
[  428.713067][ T4243] R13: 00000000686e432c R14: 0000000000499600 R15: 0000000000000000
| [  433.934758][ T4245] ------------[ cut here ]------------
| [ 433.935107][ T4245] WARNING: CPU: 2 PID: 4245 at ./include/net/netdev_lock.h:17 netif_set_mtu_ext (./include/net/netdev_lock.h:17 ./include/net/netdev_lock.h:15 ./include/net/netdev_lock.h:25 net/core/dev.c:9610) 
| [  433.935770][ T4245] Modules linked in: act_gact cls_flower vxlan ip6_udp_tunnel udp_tunnel bridge stp llc sch_ingress vrf veth
| [  433.937164][ T4245] Tainted: [W]=WARN
[  433.937438][ T4245] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 433.937843][ T4245] RIP: 0010:netif_set_mtu_ext (./include/net/netdev_lock.h:17 ./include/net/netdev_lock.h:15 ./include/net/netdev_lock.h:25 net/core/dev.c:9610) 
[ 433.938177][ T4245] Code: 00 00 8b 05 d7 bc 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 1a 63 7b 00 85 c0 0f 85 39 fe ff ff 90 <0f> 0b 90 e9 30 fe ff ff 48 b8 00 00 00 00 00 fc ff df 4c 89 fa 48
All code
========
   0:	00 00                	add    %al,(%rax)
   2:	8b 05 d7 bc 3a 02    	mov    0x23abcd7(%rip),%eax        # 0x23abcdf
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb a0 0c 00 00 	lea    0xca0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 1a 63 7b 00       	call   0x7b633b
  21:	85 c0                	test   %eax,%eax
  23:	0f 85 39 fe ff ff    	jne    0xfffffffffffffe62
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	e9 30 fe ff ff       	jmp    0xfffffffffffffe62
  32:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
  39:	fc ff df 
  3c:	4c 89 fa             	mov    %r15,%rdx
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	e9 30 fe ff ff       	jmp    0xfffffffffffffe38
   8:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
   f:	fc ff df 
  12:	4c 89 fa             	mov    %r15,%rdx
  15:	48                   	rex.W
[  433.939361][ T4245] RSP: 0018:ffffc90008c06ef0 EFLAGS: 00010246
[  433.939771][ T4245] RAX: 0000000000000000 RBX: ffff88800a882000 RCX: 0000000000000001
[  433.940242][ T4245] RDX: 0000000000000000 RSI: ffffffff9449b941 RDI: ffffffff93c555e0
[  433.940733][ T4245] RBP: ffffc90008c06fe0 R08: 0000000000000000 R09: 0000000000000000
[  433.941209][ T4245] R10: ffffc90008c07010 R11: ffffffff952a8918 R12: 1ffff92001180de2
[  433.941692][ T4245] R13: 00000000000005dc R14: ffffc90008c07010 R15: ffff88800a882f08
[  433.942169][ T4245] FS:  00007f5cb0bd0800(0000) GS:ffff88809fdb7000(0000) knlGS:0000000000000000
[  433.942772][ T4245] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  433.943192][ T4245] CR2: 00000000004e5760 CR3: 0000000018b04005 CR4: 0000000000772ef0
[  433.943696][ T4245] PKRU: 55555554
[  433.943945][ T4245] Call Trace:
[  433.944188][ T4245]  <TASK>
[ 433.944372][ T4245] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 433.944703][ T4245] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 433.945030][ T4245] ? mark_held_locks (kernel/locking/lockdep.c:4328) 
[ 433.945390][ T4245] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:151 kernel/locking/spinlock.c:194) 
[ 433.945796][ T4245] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4475) 
[ 433.946119][ T4245] netif_set_mtu (net/core/dev.c:9652) 
[ 433.946456][ T4245] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 433.946786][ T4245] ? br_get_link_af_size_filtered (net/bridge/br_netlink.c:116) bridge 
[ 433.947243][ T4245] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 433.947513][ T4245] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 433.947950][ T4245] br_add_if (net/bridge/br_if.c:697) bridge 
[ 433.948326][ T4245] do_set_master (net/core/rtnetlink.c:2948) 
[ 433.948650][ T4245] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 433.948985][ T4245] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 433.949433][ T4245] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 433.950021][ T4245] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 433.950626][ T4245] ? __kernel_text_address (kernel/extable.c:79) 
[ 433.951220][ T4245] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 433.951849][ T4245] ? __mutex_trylock_common (./arch/x86/include/asm/atomic64_64.h:101 ./include/linux/atomic/atomic-arch-fallback.h:4296 ./include/linux/atomic/atomic-long.h:1482 ./include/linux/atomic/atomic-instrumented.h:4458 kernel/locking/mutex.c:113) 
[ 433.952456][ T4245] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 433.953173][ T4245] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 433.953778][ T4245] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 433.954410][ T4245] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 433.955000][ T4245] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 433.955624][ T4245] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 433.956210][ T4245] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 433.956804][ T4245] ? __create_object (mm/kmemleak.c:771) 
[ 433.957404][ T4245] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 433.957989][ T4245] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 433.958582][ T4245] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 433.959375][ T4245] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 433.959973][ T4245] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 433.960582][ T4245] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 433.961164][ T4245] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 433.961773][ T4245] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 433.962373][ T4245] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 433.962953][ T4245] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 433.963586][ T4245] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 433.964164][ T4245] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 433.964766][ T4245] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 433.965370][ T4245] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 433.965957][ T4245] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 433.966553][ T4245] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 433.967135][ T4245] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 433.967774][ T4245] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 433.968379][ T4245] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 ./include/net/netns/generic.h:48 net/netlink/af_netlink.c:333) 
[ 433.968962][ T4245] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 433.969572][ T4245] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 433.970148][ T4245] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 433.970756][ T4245] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 433.971384][ T4245] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 433.971967][ T4245] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 433.972591][ T4245] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 433.973177][ T4245] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 433.973764][ T4245] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 433.974517][ T4245] ___sys_sendmsg (net/socket.c:2670) 
[ 433.975095][ T4245] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 433.975706][ T4245] ? __call_rcu_common.constprop.0 (./arch/x86/include/asm/irqflags.h:26 ./arch/x86/include/asm/irqflags.h:109 ./arch/x86/include/asm/irqflags.h:127 kernel/rcu/tree.c:3096) 
[ 433.976447][ T4245] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 433.977038][ T4245] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 433.977643][ T4245] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 433.978227][ T4245] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 433.978823][ T4245] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 433.979449][ T4245] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 433.980048][ T4245] __sys_sendmsg (net/socket.c:2700) 
[ 433.980642][ T4245] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 433.981380][ T4245] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 433.981983][ T4245] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 433.982585][ T4245] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 433.983166][ T4245] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[  433.983917][ T4245] RIP: 0033:0x7f5cb0d9d1e7
[ 433.984536][ T4245] Code: 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b9 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 2e 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 89 54 24 1c 48 89 74 24 10
All code
========
   0:	0e                   	(bad)
   1:	00 f7                	add    %dh,%bh
   3:	d8 64 89 02          	fsubs  0x2(%rcx,%rcx,4)
   7:	48 c7 c0 ff ff ff ff 	mov    $0xffffffffffffffff,%rax
   e:	eb b9                	jmp    0xffffffffffffffc9
  10:	0f 1f 00             	nopl   (%rax)
  13:	f3 0f 1e fa          	endbr64
  17:	64 8b 04 25 18 00 00 	mov    %fs:0x18,%eax
  1e:	00 
  1f:	85 c0                	test   %eax,%eax
  21:	75 10                	jne    0x33
  23:	b8 2e 00 00 00       	mov    $0x2e,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax		<-- trapping instruction
  30:	77 51                	ja     0x83
  32:	c3                   	ret
  33:	48 83 ec 28          	sub    $0x28,%rsp
  37:	89 54 24 1c          	mov    %edx,0x1c(%rsp)
  3b:	48 89 74 24 10       	mov    %rsi,0x10(%rsp)

Code starting with the faulting instruction
===========================================
   0:	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax
   6:	77 51                	ja     0x59
   8:	c3                   	ret
   9:	48 83 ec 28          	sub    $0x28,%rsp
   d:	89 54 24 1c          	mov    %edx,0x1c(%rsp)
  11:	48 89 74 24 10       	mov    %rsi,0x10(%rsp)
[  433.986538][ T4245] RSP: 002b:00007fff3c43d108 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[  433.987430][ T4245] RAX: ffffffffffffffda RBX: 00007fff3c43d830 RCX: 00007f5cb0d9d1e7
[  433.988274][ T4245] RDX: 0000000000000000 RSI: 00007fff3c43d170 RDI: 0000000000000005
[  433.989164][ T4245] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000000
[  433.990024][ T4245] R10: 000000003c0d2910 R11: 0000000000000246 R12: 0000000000000004
[  433.990890][ T4245] R13: 00000000686e4331 R14: 0000000000499600 R15: 0000000000000000
| [  444.816651][ T4290] ------------[ cut here ]------------
| [ 444.816983][ T4290] WARNING: CPU: 3 PID: 4290 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) 
| [  444.817606][ T4290] Modules linked in: act_gact cls_flower vxlan ip6_udp_tunnel udp_tunnel bridge stp llc sch_ingress vrf veth
| [  444.818985][ T4290] Tainted: [W]=WARN
[  444.819218][ T4290] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 444.819622][ T4290] 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) 
[ 444.819944][ T4290] Code: 00 00 8b 05 d7 bc 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 1a 63 7b 00 85 c0 0f 85 39 fe ff ff 90 <0f> 0b 90 e9 30 fe ff ff 48 b8 00 00 00 00 00 fc ff df 4c 89 fa 48
All code
========
   0:	00 00                	add    %al,(%rax)
   2:	8b 05 d7 bc 3a 02    	mov    0x23abcd7(%rip),%eax        # 0x23abcdf
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb a0 0c 00 00 	lea    0xca0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 1a 63 7b 00       	call   0x7b633b
  21:	85 c0                	test   %eax,%eax
  23:	0f 85 39 fe ff ff    	jne    0xfffffffffffffe62
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	e9 30 fe ff ff       	jmp    0xfffffffffffffe62
  32:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
  39:	fc ff df 
  3c:	4c 89 fa             	mov    %r15,%rdx
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	e9 30 fe ff ff       	jmp    0xfffffffffffffe38
   8:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
   f:	fc ff df 
  12:	4c 89 fa             	mov    %r15,%rdx
  15:	48                   	rex.W
[  444.821040][ T4290] RSP: 0018:ffffc90008dc6f70 EFLAGS: 00010246
[  444.821432][ T4290] RAX: 0000000000000000 RBX: ffff88800a882000 RCX: 0000000000000001
[  444.821936][ T4290] RDX: 0000000000000000 RSI: ffffffff9449b941 RDI: ffffffff93c555e0
[  444.822415][ T4290] RBP: ffffc90008dc7058 R08: 0000000000000000 R09: 0000000000000000
[  444.822875][ T4290] R10: ffffc90008dc7088 R11: ffffffff94979160 R12: 1ffff920011b8df2
[  444.823348][ T4290] R13: 00000000000005dc R14: ffffc90008dc7088 R15: ffff88800a882f08
[  444.823823][ T4290] FS:  00007fa50a37e800(0000) GS:ffff88809fe37000(0000) knlGS:0000000000000000
[  444.824365][ T4290] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  444.824751][ T4290] CR2: 00000000004e5760 CR3: 0000000016412004 CR4: 0000000000772ef0
[  444.825209][ T4290] PKRU: 55555554
[  444.825593][ T4290] Call Trace:
[  444.825828][ T4290]  <TASK>
[ 444.825983][ T4290] ? __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) 
[ 444.826595][ T4290] ? br_del_if (net/bridge/br_if.c:742) bridge 
[ 444.826967][ T4290] ? do_set_master (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:41 net/core/rtnetlink.c:2933) 
[ 444.827292][ T4290] ? do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 444.827845][ T4290] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 444.828167][ T4290] ? netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 444.828598][ T4290] ? netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 444.828905][ T4290] ? ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 444.829232][ T4290] ? ___sys_sendmsg (net/socket.c:2670) 
[ 444.829572][ T4290] ? __sys_sendmsg (net/socket.c:2700) 
[ 444.829879][ T4290] ? do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 444.830195][ T4290] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[ 444.830592][ T4290] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 444.830908][ T4290] netif_set_mtu (net/core/dev.c:9652) 
[ 444.831217][ T4290] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 444.831554][ T4290] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 444.831787][ T4290] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 444.832243][ T4290] br_del_if (net/bridge/br_if.c:743) bridge 
[ 444.832623][ T4290] ? rtnl_is_locked (net/core/rtnetlink.c:169) 
[ 444.832940][ T4290] do_set_master (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:41 net/core/rtnetlink.c:2933) 
[ 444.833253][ T4290] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 444.833575][ T4290] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 444.833985][ T4290] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 444.834292][ T4290] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 444.834608][ T4290] ? __kernel_text_address (kernel/extable.c:79) 
[ 444.834921][ T4290] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 444.835237][ T4290] ? __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) 
[ 444.835559][ T4290] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 444.835943][ T4290] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 444.836254][ T4290] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 444.836569][ T4290] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 444.836880][ T4290] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 444.837185][ T4290] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 444.837496][ T4290] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 444.837798][ T4290] ? __create_object (mm/kmemleak.c:771) 
[ 444.838105][ T4290] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 444.838476][ T4290] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 444.838834][ T4290] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 444.839234][ T4290] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 444.839565][ T4290] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 444.839878][ T4290] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 444.840200][ T4290] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 444.840527][ T4290] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 444.840837][ T4290] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 444.841151][ T4290] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 444.841469][ T4290] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 444.841779][ T4290] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 444.842112][ T4290] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 444.842430][ T4290] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 444.842744][ T4290] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 444.843074][ T4290] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 444.843406][ T4290] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 444.843733][ T4290] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 444.844045][ T4290] ? 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) 
[ 444.844367][ T4290] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 444.844707][ T4290] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 444.845017][ T4290] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 444.845338][ T4290] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 444.845655][ T4290] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 444.845969][ T4290] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 444.846282][ T4290] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 444.846603][ T4290] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 444.846906][ T4290] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 444.847294][ T4290] ___sys_sendmsg (net/socket.c:2670) 
[ 444.847605][ T4290] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 444.847917][ T4290] ? __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) 
[ 444.848335][ T4290] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 444.848673][ T4290] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 444.848991][ T4290] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 444.849331][ T4290] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 444.849643][ T4290] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 444.849945][ T4290] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 444.850258][ T4290] __sys_sendmsg (net/socket.c:2700) 
[ 444.850584][ T4290] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 444.850963][ T4290] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 444.851280][ T4290] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 444.851594][ T4290] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 444.851900][ T4290] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[  444.852278][ T4290] RIP: 0033:0x7fa50a54b1e7
[ 444.852607][ T4290] 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)
[  444.853713][ T4290] RSP: 002b:00007ffee121fbf8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[  444.854212][ T4290] RAX: ffffffffffffffda RBX: 00007ffee1220320 RCX: 00007fa50a54b1e7
[  444.854685][ T4290] RDX: 0000000000000000 RSI: 00007ffee121fc60 RDI: 0000000000000005
[  444.855149][ T4290] RBP: 0000000000000003 R08: 0000000000000003 R09: 0000000000000078
[  444.855619][ T4290] R10: 00007fa50a448ee8 R11: 0000000000000246 R12: 0000000000000003
[  444.856075][ T4290] R13: 00000000686e433c R14: 0000000000499600 R15: 0000000000000000
| [  445.415810][ T4294] ------------[ cut here ]------------
| [ 445.416128][ T4294] WARNING: CPU: 1 PID: 4294 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) 
| [  445.418044][ T4294] Modules linked in: act_gact cls_flower vxlan ip6_udp_tunnel udp_tunnel bridge stp llc sch_ingress vrf veth
| [  445.419416][ T4294] Tainted: [W]=WARN
[  445.419660][ T4294] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 445.420042][ T4294] 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) 
[ 445.420367][ T4294] Code: 00 00 8b 05 d7 bc 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 1a 63 7b 00 85 c0 0f 85 39 fe ff ff 90 <0f> 0b 90 e9 30 fe ff ff 48 b8 00 00 00 00 00 fc ff df 4c 89 fa 48
All code
========
   0:	00 00                	add    %al,(%rax)
   2:	8b 05 d7 bc 3a 02    	mov    0x23abcd7(%rip),%eax        # 0x23abcdf
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb a0 0c 00 00 	lea    0xca0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 1a 63 7b 00       	call   0x7b633b
  21:	85 c0                	test   %eax,%eax
  23:	0f 85 39 fe ff ff    	jne    0xfffffffffffffe62
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	e9 30 fe ff ff       	jmp    0xfffffffffffffe62
  32:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
  39:	fc ff df 
  3c:	4c 89 fa             	mov    %r15,%rdx
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	e9 30 fe ff ff       	jmp    0xfffffffffffffe38
   8:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
   f:	fc ff df 
  12:	4c 89 fa             	mov    %r15,%rdx
  15:	48                   	rex.W
[  445.421454][ T4294] RSP: 0018:ffffc90008e06f70 EFLAGS: 00010246
[  445.421845][ T4294] RAX: 0000000000000000 RBX: ffff88800a882000 RCX: 0000000000000001
[  445.422295][ T4294] RDX: 0000000000000000 RSI: ffffffff9449b941 RDI: ffffffff93c555e0
[  445.422760][ T4294] RBP: ffffc90008e07058 R08: 0000000000000000 R09: 0000000000000000
[  445.423216][ T4294] R10: ffffc90008e07088 R11: ffffffff94979160 R12: 1ffff920011c0df2
[  445.423695][ T4294] R13: 00000000000005dc R14: ffffc90008e07088 R15: ffff88800a882f08
[  445.424152][ T4294] FS:  00007f3e716a1800(0000) GS:ffff88809fd37000(0000) knlGS:0000000000000000
[  445.424688][ T4294] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  445.425071][ T4294] CR2: 00000000004e5ab0 CR3: 0000000015144001 CR4: 0000000000772ef0
[  445.425538][ T4294] PKRU: 55555554
[  445.425772][ T4294] Call Trace:
[  445.426001][ T4294]  <TASK>
[ 445.426155][ T4294] ? __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) 
[ 445.426543][ T4294] ? br_del_if (net/bridge/br_if.c:742) bridge 
[ 445.426899][ T4294] ? do_set_master (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:41 net/core/rtnetlink.c:2933) 
[ 445.427204][ T4294] ? do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 445.427525][ T4294] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 445.427842][ T4294] ? netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 445.428148][ T4294] ? netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 445.428458][ T4294] ? ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 445.428765][ T4294] ? ___sys_sendmsg (net/socket.c:2670) 
[ 445.429078][ T4294] ? __sys_sendmsg (net/socket.c:2700) 
[ 445.429392][ T4294] ? do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 445.429694][ T4294] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[ 445.430068][ T4294] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 445.430398][ T4294] netif_set_mtu (net/core/dev.c:9652) 
[ 445.430705][ T4294] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 445.431023][ T4294] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 445.431254][ T4294] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 445.431693][ T4294] br_del_if (net/bridge/br_if.c:743) bridge 
[ 445.432032][ T4294] ? rtnl_is_locked (net/core/rtnetlink.c:169) 
[ 445.432343][ T4294] do_set_master (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:41 net/core/rtnetlink.c:2933) 
[ 445.432649][ T4294] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 445.432961][ T4294] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 445.433354][ T4294] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 445.433657][ T4294] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 445.433959][ T4294] ? __kernel_text_address (kernel/extable.c:79) 
[ 445.434267][ T4294] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 445.434602][ T4294] ? __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) 
[ 445.434906][ T4294] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 445.435290][ T4294] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 445.435616][ T4294] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 445.435919][ T4294] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 445.436222][ T4294] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 445.436535][ T4294] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 445.436842][ T4294] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 445.437140][ T4294] ? __create_object (mm/kmemleak.c:771) 
[ 445.437467][ T4294] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 445.437773][ T4294] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 445.438076][ T4294] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 445.438461][ T4294] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 445.438772][ T4294] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 445.439090][ T4294] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 445.439414][ T4294] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 445.439725][ T4294] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 445.440037][ T4294] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 445.440345][ T4294] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 445.440652][ T4294] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 445.440954][ T4294] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 445.441262][ T4294] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 445.441578][ T4294] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 445.441887][ T4294] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 445.442192][ T4294] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 445.442511][ T4294] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 445.442832][ T4294] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 445.443134][ T4294] ? 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) 
[ 445.443447][ T4294] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 445.443755][ T4294] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 445.444059][ T4294] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 445.444385][ T4294] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 445.444696][ T4294] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 445.445002][ T4294] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 445.445324][ T4294] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 445.445635][ T4294] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 445.445941][ T4294] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 445.446340][ T4294] ___sys_sendmsg (net/socket.c:2670) 
[ 445.446643][ T4294] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 445.446952][ T4294] ? __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) 
[ 445.447350][ T4294] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 445.447670][ T4294] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 445.447979][ T4294] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 445.448290][ T4294] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 445.448602][ T4294] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 445.448905][ T4294] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 445.449233][ T4294] __sys_sendmsg (net/socket.c:2700) 
[ 445.449542][ T4294] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 445.449920][ T4294] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 445.450237][ T4294] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 445.450550][ T4294] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 445.450857][ T4294] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[  445.451237][ T4294] RIP: 0033:0x7f3e7186e1e7
[ 445.451576][ T4294] 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)
[  445.452665][ T4294] RSP: 002b:00007ffd6e070408 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[  445.453128][ T4294] RAX: ffffffffffffffda RBX: 00007ffd6e070b30 RCX: 00007f3e7186e1e7
[  445.453600][ T4294] RDX: 0000000000000000 RSI: 00007ffd6e070470 RDI: 0000000000000005
[  445.454056][ T4294] RBP: 0000000000000003 R08: 0000000000000003 R09: 0000000000000078
[  445.454523][ T4294] R10: 00007f3e7176bee8 R11: 0000000000000246 R12: 0000000000000003
[  445.454980][ T4294] R13: 00000000686e433d R14: 0000000000499600 R15: 0000000000000000
| [  445.710163][ T4296] ------------[ cut here ]------------
| [ 445.710663][ T4296] WARNING: CPU: 0 PID: 4296 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) 
| [  445.711319][ T4296] Modules linked in: act_gact cls_flower vxlan ip6_udp_tunnel udp_tunnel bridge stp llc sch_ingress vrf veth
| [  445.712746][ T4296] Tainted: [W]=WARN
[  445.713003][ T4296] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 445.713422][ T4296] 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) 
[ 445.713756][ T4296] Code: 00 00 8b 05 d7 bc 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 1a 63 7b 00 85 c0 0f 85 39 fe ff ff 90 <0f> 0b 90 e9 30 fe ff ff 48 b8 00 00 00 00 00 fc ff df 4c 89 fa 48
All code
========
   0:	00 00                	add    %al,(%rax)
   2:	8b 05 d7 bc 3a 02    	mov    0x23abcd7(%rip),%eax        # 0x23abcdf
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb a0 0c 00 00 	lea    0xca0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 1a 63 7b 00       	call   0x7b633b
  21:	85 c0                	test   %eax,%eax
  23:	0f 85 39 fe ff ff    	jne    0xfffffffffffffe62
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	e9 30 fe ff ff       	jmp    0xfffffffffffffe62
  32:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
  39:	fc ff df 
  3c:	4c 89 fa             	mov    %r15,%rdx
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	e9 30 fe ff ff       	jmp    0xfffffffffffffe38
   8:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
   f:	fc ff df 
  12:	4c 89 fa             	mov    %r15,%rdx
  15:	48                   	rex.W
[  445.714917][ T4296] RSP: 0018:ffffc90008e26f70 EFLAGS: 00010246
[  445.715337][ T4296] RAX: 0000000000000000 RBX: ffff88800a882000 RCX: 0000000000000001
[  445.715823][ T4296] RDX: 0000000000000000 RSI: ffffffff9449b941 RDI: ffffffff93c555e0
[  445.716304][ T4296] RBP: ffffc90008e27058 R08: 0000000000000000 R09: 0000000000000000
[  445.716799][ T4296] R10: ffffc90008e27088 R11: ffffffff94979160 R12: 1ffff920011c4df2
[  445.717288][ T4296] R13: 00000000000005dc R14: ffffc90008e27088 R15: ffff88800a882f08
[  445.717780][ T4296] FS:  00007f7e07c18800(0000) GS:ffff88809fcb7000(0000) knlGS:0000000000000000
[  445.718348][ T4296] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  445.718754][ T4296] CR2: 00000000004e5aa8 CR3: 0000000015d92004 CR4: 0000000000772ef0
[  445.719262][ T4296] PKRU: 55555554
[  445.719516][ T4296] Call Trace:
[  445.719760][ T4296]  <TASK>
[ 445.719927][ T4296] ? __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) 
[ 445.720339][ T4296] ? br_del_if (net/bridge/br_if.c:742) bridge 
[ 445.720719][ T4296] ? do_set_master (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:41 net/core/rtnetlink.c:2933) 
[ 445.721044][ T4296] ? do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 445.721392][ T4296] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 445.721722][ T4296] ? netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 445.722046][ T4296] ? netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 445.722372][ T4296] ? ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 445.722696][ T4296] ? ___sys_sendmsg (net/socket.c:2670) 
[ 445.723018][ T4296] ? __sys_sendmsg (net/socket.c:2700) 
[ 445.723348][ T4296] ? do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 445.723673][ T4296] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[ 445.724073][ T4296] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 445.724421][ T4296] netif_set_mtu (net/core/dev.c:9652) 
[ 445.724746][ T4296] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 445.725085][ T4296] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 445.725343][ T4296] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 445.725791][ T4296] br_del_if (net/bridge/br_if.c:743) bridge 
[ 445.726150][ T4296] ? rtnl_is_locked (net/core/rtnetlink.c:169) 
[ 445.726487][ T4296] do_set_master (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:41 net/core/rtnetlink.c:2933) 
[ 445.726814][ T4296] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 445.727146][ T4296] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 445.727561][ T4296] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 445.727894][ T4296] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 445.728217][ T4296] ? __kernel_text_address (kernel/extable.c:79) 
[ 445.728551][ T4296] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 445.728880][ T4296] ? __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) 
[ 445.729220][ T4296] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 445.729628][ T4296] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 445.729954][ T4296] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 445.730275][ T4296] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 445.730607][ T4296] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 445.730930][ T4296] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 445.731248][ T4296] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 445.731572][ T4296] ? __create_object (mm/kmemleak.c:771) 
[ 445.731908][ T4296] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 445.732228][ T4296] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 445.732563][ T4296] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 445.732962][ T4296] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 445.733293][ T4296] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 445.733632][ T4296] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 445.734037][ T4296] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 445.734368][ T4296] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 445.734685][ T4296] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 445.734985][ T4296] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 445.735291][ T4296] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 445.735611][ T4296] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 445.735916][ T4296] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 445.736224][ T4296] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 445.736545][ T4296] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 445.736859][ T4296] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 445.737164][ T4296] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 445.737490][ T4296] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 445.737796][ T4296] ? 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) 
[ 445.738101][ T4296] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 445.738422][ T4296] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 445.738725][ T4296] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 445.739050][ T4296] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 445.739368][ T4296] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 445.739674][ T4296] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 445.739987][ T4296] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 445.740293][ T4296] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 445.740611][ T4296] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 445.741005][ T4296] ___sys_sendmsg (net/socket.c:2670) 
[ 445.741326][ T4296] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 445.741629][ T4296] ? __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) 
[ 445.742010][ T4296] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 445.742336][ T4296] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 445.742699][ T4296] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 445.743028][ T4296] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 445.743362][ T4296] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 445.743694][ T4296] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 445.744023][ T4296] __sys_sendmsg (net/socket.c:2700) 
[ 445.744355][ T4296] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 445.744762][ T4296] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 445.745096][ T4296] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 445.745431][ T4296] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 445.745753][ T4296] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[  445.746143][ T4296] RIP: 0033:0x7f7e07de51e7
[ 445.746486][ T4296] 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)
[  445.747645][ T4296] RSP: 002b:00007ffd1f1c5b28 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[  445.748107][ T4296] RAX: ffffffffffffffda RBX: 00007ffd1f1c6250 RCX: 00007f7e07de51e7
[  445.748602][ T4296] RDX: 0000000000000000 RSI: 00007ffd1f1c5b90 RDI: 0000000000000005
[  445.749082][ T4296] RBP: 0000000000000003 R08: 0000000000000003 R09: 0000000000000078
[  445.749567][ T4296] R10: 00007f7e07ce2ee8 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