======================================
| [   20.082205][  T363] veth1: entered promiscuous mode
| [   20.083709][  T363] ------------[ cut here ]------------
| [ 20.084043][ T363] WARNING: CPU: 0 PID: 363 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) 
| [   20.084662][  T363] Modules linked in: bridge stp llc act_gact cls_flower sch_ingress vrf veth
[   20.085854][  T363] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 20.086241][ T363] 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) 
[ 20.086568][ T363] 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
[   20.087674][  T363] RSP: 0018:ffffc90000946ef0 EFLAGS: 00010246
[   20.088067][  T363] RAX: 0000000000000000 RBX: ffff88800b462000 RCX: 0000000000000001
[   20.088543][  T363] RDX: 0000000000000000 RSI: ffffffff92c9b941 RDI: ffffffff924555e0
[   20.089000][  T363] RBP: ffffc90000946fe0 R08: 0000000000000000 R09: 0000000000000000
[   20.089643][  T363] R10: ffffc90000947010 R11: ffffffff93aa8918 R12: 1ffff92000128de2
[   20.090098][  T363] R13: 00000000000005dc R14: ffffc90000947010 R15: ffff88800b462f08
[   20.090563][  T363] FS:  00007f7aabc00800(0000) GS:ffff8880a14b7000(0000) knlGS:0000000000000000
[   20.091092][  T363] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   20.091481][  T363] CR2: 00000000004e5aa8 CR3: 000000000c691005 CR4: 0000000000772ef0
[   20.091937][  T363] PKRU: 55555554
[   20.092166][  T363] Call Trace:
[   20.092412][  T363]  <TASK>
[ 20.092590][ T363] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 20.092904][ T363] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 20.093230][ T363] ? mark_held_locks (kernel/locking/lockdep.c:4328) 
[ 20.093546][ T363] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:151 kernel/locking/spinlock.c:194) 
[ 20.093939][ T363] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4475) 
[ 20.094244][ T363] netif_set_mtu (net/core/dev.c:9652) 
[ 20.094574][ T363] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 20.094903][ T363] ? br_get_link_af_size_filtered (net/bridge/br_netlink.c:116) bridge 
[ 20.095361][ T363] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 20.095594][ T363] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 20.096021][ T363] br_add_if (net/bridge/br_if.c:697) bridge 
[ 20.096393][ T363] do_set_master (net/core/rtnetlink.c:2948) 
[ 20.096709][ T363] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 20.097016][ T363] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 20.097437][ T363] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 20.097758][ T363] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 20.098076][ T363] ? __kernel_text_address (kernel/extable.c:79) 
[ 20.098403][ T363] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 20.098727][ T363] ? __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) 
[ 20.099032][ T363] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 20.099438][ T363] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 20.099763][ T363] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 20.100074][ T363] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 20.100413][ T363] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 20.100730][ T363] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 20.101034][ T363] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 20.101357][ T363] ? __create_object (mm/kmemleak.c:771) 
[ 20.101668][ T363] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 20.101982][ T363] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 20.102288][ T363] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 20.102696][ T363] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 20.103007][ T363] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 20.103324][ T363] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 20.103667][ T363] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 20.103978][ T363] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 20.104294][ T363] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 20.104621][ T363] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 20.104928][ T363] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 20.105255][ T363] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 20.105583][ T363] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 20.105905][ T363] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 20.106222][ T363] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 20.106548][ T363] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 20.106853][ T363] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 20.107185][ T363] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 20.107499][ T363] ? 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) 
[ 20.107805][ T363] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 20.108139][ T363] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 20.108451][ T363] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 20.108760][ T363] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 20.109079][ T363] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 20.109425][ T363] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 20.109746][ T363] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 20.110066][ T363] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 20.110390][ T363] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 20.110778][ T363] ___sys_sendmsg (net/socket.c:2670) 
[ 20.111078][ T363] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 20.111407][ T363] ? __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) 
[ 20.111794][ T363] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 20.112108][ T363] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 20.112436][ T363] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 20.112762][ T363] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 20.113065][ T363] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 20.113390][ T363] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 20.113717][ T363] __sys_sendmsg (net/socket.c:2700) 
[ 20.114035][ T363] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 20.114430][ T363] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 20.114773][ T363] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 20.115080][ T363] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 20.115396][ T363] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   20.115788][  T363] RIP: 0033:0x7f7aabdcd1e7
[ 20.116128][ T363] 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)
[   20.117239][  T363] RSP: 002b:00007fff3893aed8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   20.117735][  T363] RAX: ffffffffffffffda RBX: 00007fff3893b600 RCX: 00007f7aabdcd1e7
[   20.118222][  T363] RDX: 0000000000000000 RSI: 00007fff3893af40 RDI: 0000000000000005
[   20.118707][  T363] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000000
[   20.119176][  T363] R10: 000000000e09f910 R11: 0000000000000246 R12: 0000000000000004
[   20.119669][  T363] R13: 00000000686e41d6 R14: 0000000000499600 R15: 0000000000000000
| [   27.713403][  T416] ------------[ cut here ]------------
| [ 27.713791][ T416] WARNING: CPU: 3 PID: 416 at ./include/net/netdev_lock.h:17 netif_set_mtu_ext (./include/net/netdev_lock.h:17 ./include/net/netdev_lock.h:15 ./include/net/netdev_lock.h:25 net/core/dev.c:9610) 
| [   27.714547][  T416] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel bridge stp llc act_gact cls_flower sch_ingress vrf veth
| [   27.716679][  T416] Tainted: [W]=WARN
[   27.717062][  T416] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 27.717734][ T416] RIP: 0010:netif_set_mtu_ext (./include/net/netdev_lock.h:17 ./include/net/netdev_lock.h:15 ./include/net/netdev_lock.h:25 net/core/dev.c:9610) 
[ 27.718301][ T416] Code: 00 00 8b 05 d7 bc 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 1a 63 7b 00 85 c0 0f 85 39 fe ff ff 90 <0f> 0b 90 e9 30 fe ff ff 48 b8 00 00 00 00 00 fc ff df 4c 89 fa 48
All code
========
   0:	00 00                	add    %al,(%rax)
   2:	8b 05 d7 bc 3a 02    	mov    0x23abcd7(%rip),%eax        # 0x23abcdf
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb a0 0c 00 00 	lea    0xca0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 1a 63 7b 00       	call   0x7b633b
  21:	85 c0                	test   %eax,%eax
  23:	0f 85 39 fe ff ff    	jne    0xfffffffffffffe62
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	e9 30 fe ff ff       	jmp    0xfffffffffffffe62
  32:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
  39:	fc ff df 
  3c:	4c 89 fa             	mov    %r15,%rdx
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	e9 30 fe ff ff       	jmp    0xfffffffffffffe38
   8:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
   f:	fc ff df 
  12:	4c 89 fa             	mov    %r15,%rdx
  15:	48                   	rex.W
[   27.719784][  T416] RSP: 0018:ffffc90000546ef0 EFLAGS: 00010246
[   27.720433][  T416] RAX: 0000000000000000 RBX: ffff88800b462000 RCX: 0000000000000001
[   27.721014][  T416] RDX: 0000000000000000 RSI: ffffffff92c9b941 RDI: ffffffff924555e0
[   27.721493][  T416] RBP: ffffc90000546fe0 R08: 0000000000000000 R09: 0000000000000000
[   27.722033][  T416] R10: ffffc90000547010 R11: ffffffff93aa8918 R12: 1ffff920000a8de2
[   27.722629][  T416] R13: 00000000000005dc R14: ffffc90000547010 R15: ffff88800b462f08
[   27.723123][  T416] FS:  00007f6a91db5800(0000) GS:ffff8880a1637000(0000) knlGS:0000000000000000
[   27.723778][  T416] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   27.724200][  T416] CR2: 00000000004e5760 CR3: 000000000904e006 CR4: 0000000000772ef0
[   27.724748][  T416] PKRU: 55555554
[   27.725052][  T416] Call Trace:
[   27.725329][  T416]  <TASK>
[ 27.725551][ T416] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 27.725937][ T416] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 27.726310][ T416] ? mark_held_locks (kernel/locking/lockdep.c:4328) 
[ 27.726636][ T416] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:151 kernel/locking/spinlock.c:194) 
[ 27.727051][ T416] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4475) 
[ 27.727378][ T416] netif_set_mtu (net/core/dev.c:9652) 
[ 27.727689][ T416] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 27.728188][ T416] ? br_get_link_af_size_filtered (net/bridge/br_netlink.c:116) bridge 
[ 27.728682][ T416] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 27.728933][ T416] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 27.729380][ T416] br_add_if (net/bridge/br_if.c:697) bridge 
[ 27.729803][ T416] do_set_master (net/core/rtnetlink.c:2948) 
[ 27.730158][ T416] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 27.730487][ T416] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 27.730902][ T416] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 27.731215][ T416] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 27.731630][ T416] ? __kernel_text_address (kernel/extable.c:79) 
[ 27.732019][ T416] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 27.732360][ T416] ? __mutex_trylock_common (./arch/x86/include/asm/atomic64_64.h:101 ./include/linux/atomic/atomic-arch-fallback.h:4296 ./include/linux/atomic/atomic-long.h:1482 ./include/linux/atomic/atomic-instrumented.h:4458 kernel/locking/mutex.c:113) 
[ 27.732786][ T416] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 27.733183][ T416] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 27.733592][ T416] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 27.733999][ T416] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 27.734316][ T416] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 27.734731][ T416] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 27.735137][ T416] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 27.735478][ T416] ? __create_object (mm/kmemleak.c:771) 
[ 27.735800][ T416] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 27.736281][ T416] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 27.736603][ T416] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 27.737002][ T416] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 27.737324][ T416] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 27.737650][ T416] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 27.738056][ T416] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 27.738398][ T416] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 27.738806][ T416] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 27.739215][ T416] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 27.739541][ T416] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 27.739950][ T416] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 27.740271][ T416] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 27.740684][ T416] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 27.741101][ T416] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 27.741427][ T416] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 27.741772][ T416] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 27.742155][ T416] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 27.742571][ T416] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 ./include/net/netns/generic.h:48 net/netlink/af_netlink.c:333) 
[ 27.742916][ T416] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 27.743234][ T416] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 27.743553][ T416] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 27.743938][ T416] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 27.744298][ T416] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 27.744625][ T416] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 27.744957][ T416] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 27.745271][ T416] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 27.745591][ T416] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 27.745995][ T416] ___sys_sendmsg (net/socket.c:2670) 
[ 27.746298][ T416] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 27.746618][ T416] ? __call_rcu_common.constprop.0 (./arch/x86/include/asm/irqflags.h:26 ./arch/x86/include/asm/irqflags.h:109 ./arch/x86/include/asm/irqflags.h:127 kernel/rcu/tree.c:3096) 
[ 27.747026][ T416] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 27.747362][ T416] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 27.747683][ T416] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 27.748010][ T416] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 27.748326][ T416] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 27.748643][ T416] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 27.748973][ T416] __sys_sendmsg (net/socket.c:2700) 
[ 27.749280][ T416] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 27.749674][ T416] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 27.750012][ T416] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 27.750323][ T416] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 27.750644][ T416] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   27.751052][  T416] RIP: 0033:0x7f6a91f821e7
[ 27.751382][ T416] 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)
[   27.752754][  T416] RSP: 002b:00007ffc2ee6fe18 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   27.753245][  T416] RAX: ffffffffffffffda RBX: 00007ffc2ee70540 RCX: 00007f6a91f821e7
[   27.753829][  T416] RDX: 0000000000000000 RSI: 00007ffc2ee6fe80 RDI: 0000000000000005
[   27.754437][  T416] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000000
[   27.754945][  T416] R10: 0000000033b42910 R11: 0000000000000246 R12: 0000000000000004
[   27.755419][  T416] R13: 00000000686e41de R14: 0000000000499600 R15: 0000000000000000
| [   79.177679][ T2368] ------------[ cut here ]------------
| [ 79.178078][ T2368] WARNING: CPU: 2 PID: 2368 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) 
| [   79.178757][ T2368] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel bridge stp llc act_gact cls_flower sch_ingress vrf veth
| [   79.180235][ T2368] Tainted: [W]=WARN
[   79.180506][ T2368] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 79.180928][ T2368] 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) 
[ 79.181277][ T2368] 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
[   79.182470][ T2368] RSP: 0018:ffffc90005296f70 EFLAGS: 00010246
[   79.182908][ T2368] RAX: 0000000000000000 RBX: ffff88800b462000 RCX: 0000000000000001
[   79.183424][ T2368] RDX: 0000000000000000 RSI: ffffffff92c9b941 RDI: ffffffff924555e0
[   79.183922][ T2368] RBP: ffffc90005297058 R08: 0000000000000000 R09: 0000000000000000
[   79.184431][ T2368] R10: ffffc90005297088 R11: ffffffff8f000130 R12: 1ffff92000a52df2
[   79.184937][ T2368] R13: 00000000000005dc R14: ffffc90005297088 R15: ffff88800b462f08
[   79.185451][ T2368] FS:  00007f2f49160800(0000) GS:ffff8880a15b7000(0000) knlGS:0000000000000000
[   79.186031][ T2368] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   79.186464][ T2368] CR2: 00000000004e5760 CR3: 000000000ee1b003 CR4: 0000000000772ef0
[   79.186972][ T2368] PKRU: 55555554
[   79.187230][ T2368] Call Trace:
[   79.187506][ T2368]  <TASK>
[ 79.187686][ T2368] ? __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) 
[ 79.188126][ T2368] ? br_del_if (net/bridge/br_if.c:742) bridge 
[ 79.188511][ T2368] ? do_set_master (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:41 net/core/rtnetlink.c:2933) 
[ 79.188865][ T2368] ? do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 79.189203][ T2368] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 79.189555][ T2368] ? netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 79.189895][ T2368] ? netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 79.190230][ T2368] ? ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 79.190582][ T2368] ? ___sys_sendmsg (net/socket.c:2670) 
[ 79.190919][ T2368] ? __sys_sendmsg (net/socket.c:2700) 
[ 79.191254][ T2368] ? do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 79.191601][ T2368] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[ 79.192023][ T2368] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 79.192382][ T2368] netif_set_mtu (net/core/dev.c:9652) 
[ 79.192749][ T2368] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 79.193102][ T2368] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 79.193372][ T2368] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 79.193836][ T2368] br_del_if (net/bridge/br_if.c:743) bridge 
[ 79.194207][ T2368] ? rtnl_is_locked (net/core/rtnetlink.c:169) 
[ 79.194558][ T2368] do_set_master (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:41 net/core/rtnetlink.c:2933) 
[ 79.194893][ T2368] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 79.195228][ T2368] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 79.195668][ T2368] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 79.195993][ T2368] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 79.196318][ T2368] ? __kernel_text_address (kernel/extable.c:79) 
[ 79.196684][ T2368] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 79.197010][ T2368] ? __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) 
[ 79.197360][ T2368] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 79.197791][ T2368] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 79.198118][ T2368] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 79.198453][ T2368] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 79.198775][ T2368] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 79.199098][ T2368] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 79.199448][ T2368] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 79.199789][ T2368] ? __create_object (mm/kmemleak.c:771) 
[ 79.200133][ T2368] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 79.200483][ T2368] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 79.200823][ T2368] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 79.201227][ T2368] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 79.201568][ T2368] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 79.201897][ T2368] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 79.202221][ T2368] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 79.202631][ T2368] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 79.202963][ T2368] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 79.203287][ T2368] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 79.203623][ T2368] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 79.203945][ T2368] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 79.204273][ T2368] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 79.204609][ T2368] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 79.204937][ T2368] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 79.205272][ T2368] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 79.205613][ T2368] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 79.205951][ T2368] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 79.206274][ T2368] ? 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) 
[ 79.206608][ T2368] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 79.206933][ T2368] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 79.207270][ T2368] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 79.207638][ T2368] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 79.207983][ T2368] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 79.208320][ T2368] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 79.208690][ T2368] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 79.209035][ T2368] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 79.209383][ T2368] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 79.209813][ T2368] ___sys_sendmsg (net/socket.c:2670) 
[ 79.210159][ T2368] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 79.210508][ T2368] ? __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) 
[ 79.210929][ T2368] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 79.211270][ T2368] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 79.211610][ T2368] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 79.211937][ T2368] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 79.212261][ T2368] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 79.212620][ T2368] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 79.212953][ T2368] __sys_sendmsg (net/socket.c:2700) 
[ 79.213273][ T2368] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 79.213682][ T2368] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 79.214016][ T2368] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 79.214351][ T2368] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 79.214678][ T2368] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   79.215084][ T2368] RIP: 0033:0x7f2f4932d1e7
[ 79.215446][ T2368] 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)
[   79.216583][ T2368] RSP: 002b:00007ffc16cbc298 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   79.217064][ T2368] RAX: ffffffffffffffda RBX: 00007ffc16cbc9c0 RCX: 00007f2f4932d1e7
[   79.217564][ T2368] RDX: 0000000000000000 RSI: 00007ffc16cbc300 RDI: 0000000000000005
[   79.218051][ T2368] RBP: 0000000000000003 R08: 0000000000000003 R09: 0000000000000078
[   79.218536][ T2368] R10: 00007f2f4922aee8 R11: 0000000000000246 R12: 0000000000000003
[   79.219012][ T2368] R13: 00000000686e4211 R14: 0000000000499600 R15: 0000000000000000
| [   80.005520][ T2391] ------------[ cut here ]------------
| [ 80.005842][ T2391] WARNING: CPU: 1 PID: 2391 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) 
| [   80.006492][ T2391] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel bridge stp llc act_gact cls_flower sch_ingress vrf veth
| [   80.008062][ T2391] Tainted: [W]=WARN
[   80.008298][ T2391] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 80.008847][ T2391] 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) 
[ 80.009165][ T2391] 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
[   80.010471][ T2391] RSP: 0018:ffffc90005396ef0 EFLAGS: 00010246
[   80.010866][ T2391] RAX: 0000000000000000 RBX: ffff88800b462000 RCX: 0000000000000001
[   80.011334][ T2391] RDX: 0000000000000000 RSI: ffffffff92c9b941 RDI: ffffffff924555e0
[   80.012039][ T2391] RBP: ffffc90005396fe0 R08: 0000000000000000 R09: 0000000000000000
[   80.012719][ T2391] R10: ffffc90005397010 R11: ffffffff93aa8918 R12: 1ffff92000a72de2
[   80.013187][ T2391] R13: 00000000000005dc R14: ffffc90005397010 R15: ffff88800b462f08
[   80.013862][ T2391] FS:  00007f0d8a171800(0000) GS:ffff8880a1537000(0000) knlGS:0000000000000000
[   80.014614][ T2391] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   80.015012][ T2391] CR2: 00000000004e5760 CR3: 000000000f00b003 CR4: 0000000000772ef0
[   80.015623][ T2391] PKRU: 55555554
[   80.015867][ T2391] Call Trace:
[   80.016095][ T2391]  <TASK>
[ 80.016254][ T2391] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 80.016735][ T2391] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 80.017061][ T2391] ? mark_held_locks (kernel/locking/lockdep.c:4328) 
[ 80.017510][ T2391] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:151 kernel/locking/spinlock.c:194) 
[ 80.017897][ T2391] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4475) 
[ 80.018225][ T2391] netif_set_mtu (net/core/dev.c:9652) 
[ 80.018682][ T2391] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 80.019003][ T2391] ? br_get_link_af_size_filtered (net/bridge/br_netlink.c:116) bridge 
[ 80.019494][ T2391] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 80.019739][ T2391] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 80.020160][ T2391] br_add_if (net/bridge/br_if.c:697) bridge 
[ 80.020529][ T2391] do_set_master (net/core/rtnetlink.c:2948) 
[ 80.020843][ T2391] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 80.021154][ T2391] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 80.021552][ T2391] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 80.021865][ T2391] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 80.022173][ T2391] ? __kernel_text_address (kernel/extable.c:79) 
[ 80.022501][ T2391] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 80.022813][ T2391] ? __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) 
[ 80.023120][ T2391] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 80.023511][ T2391] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 80.023871][ T2391] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 80.024194][ T2391] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 80.024537][ T2391] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 80.024863][ T2391] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 80.025178][ T2391] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 80.025513][ T2391] ? __create_object (mm/kmemleak.c:771) 
[ 80.025836][ T2391] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 80.026147][ T2391] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 80.026465][ T2391] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 80.026856][ T2391] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 80.027184][ T2391] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 80.027508][ T2391] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 80.027817][ T2391] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 80.028127][ T2391] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 80.028440][ T2391] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 80.028747][ T2391] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 80.029055][ T2391] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 80.029413][ T2391] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 80.029726][ T2391] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 80.030038][ T2391] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 80.030368][ T2391] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 80.030682][ T2391] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 80.030995][ T2391] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 80.031328][ T2391] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 80.031686][ T2391] ? 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) 
[ 80.032015][ T2391] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 80.032328][ T2391] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 80.032669][ T2391] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 80.032997][ T2391] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 80.033312][ T2391] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 80.033665][ T2391] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 80.033987][ T2391] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 80.034300][ T2391] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 80.034613][ T2391] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 80.035007][ T2391] ___sys_sendmsg (net/socket.c:2670) 
[ 80.035321][ T2391] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 80.035638][ T2391] ? __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) 
[ 80.036047][ T2391] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 80.036378][ T2391] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 80.036690][ T2391] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 80.037014][ T2391] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 80.037338][ T2391] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 80.037660][ T2391] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 80.037974][ T2391] ? trace_rseq_update (./include/trace/events/rseq.h:11 (discriminator 21)) 
[ 80.038302][ T2391] __sys_sendmsg (net/socket.c:2700) 
[ 80.038835][ T2391] ? __rseq_handle_notify_resume (kernel/rseq.c:442) 
[ 80.039225][ T2391] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 80.039551][ T2391] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 80.039857][ T2391] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 80.040175][ T2391] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   80.040561][ T2391] RIP: 0033:0x7f0d8a33e1e7
[ 80.040880][ T2391] 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)
[   80.042014][ T2391] RSP: 002b:00007ffc591a17c8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   80.042536][ T2391] RAX: ffffffffffffffda RBX: 00007ffc591a1ef0 RCX: 00007f0d8a33e1e7
[   80.042999][ T2391] RDX: 0000000000000000 RSI: 00007ffc591a1830 RDI: 0000000000000005
[   80.043475][ T2391] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000000
[   80.043929][ T2391] R10: 0000000012d2a910 R11: 0000000000000246 R12: 0000000000000004
[   80.044420][ T2391] R13: 00000000686e4212 R14: 0000000000499600 R15: 0000000000000000
| [  136.123521][ T4343] ------------[ cut here ]------------
| [ 136.123913][ T4343] WARNING: CPU: 2 PID: 4343 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) 
| [  136.126164][ T4343] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel bridge stp llc act_gact cls_flower sch_ingress vrf veth
| [  136.127690][ T4343] Tainted: [W]=WARN
[  136.127945][ T4343] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 136.128388][ T4343] 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) 
[ 136.128721][ T4343] 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
[  136.129839][ T4343] RSP: 0018:ffffc90009a76f70 EFLAGS: 00010246
[  136.130241][ T4343] RAX: 0000000000000000 RBX: ffff88800b462000 RCX: 0000000000000001
[  136.130728][ T4343] RDX: 0000000000000000 RSI: ffffffff92c9b941 RDI: ffffffff924555e0
[  136.131196][ T4343] RBP: ffffc90009a77058 R08: 0000000000000000 R09: 0000000000000000
[  136.131679][ T4343] R10: ffffc90009a77088 R11: ffffffff93179160 R12: 1ffff9200134edf2
[  136.132149][ T4343] R13: 00000000000005dc R14: ffffc90009a77088 R15: ffff88800b462f08
[  136.132645][ T4343] FS:  00007fe12a18b800(0000) GS:ffff8880a15b7000(0000) knlGS:0000000000000000
[  136.133192][ T4343] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  136.133596][ T4343] CR2: 00000000004e5760 CR3: 0000000010a55003 CR4: 0000000000772ef0
[  136.134078][ T4343] PKRU: 55555554
[  136.134319][ T4343] Call Trace:
[  136.134588][ T4343]  <TASK>
[ 136.134756][ T4343] ? __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) 
[ 136.135154][ T4343] ? br_del_if (net/bridge/br_if.c:742) bridge 
[ 136.135531][ T4343] ? do_set_master (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:41 net/core/rtnetlink.c:2933) 
[ 136.135853][ T4343] ? do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 136.136197][ T4343] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 136.136527][ T4343] ? netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 136.136854][ T4343] ? netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 136.137171][ T4343] ? ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 136.137504][ T4343] ? ___sys_sendmsg (net/socket.c:2670) 
[ 136.137827][ T4343] ? __sys_sendmsg (net/socket.c:2700) 
[ 136.138144][ T4343] ? do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 136.138475][ T4343] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[ 136.138878][ T4343] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 136.139211][ T4343] netif_set_mtu (net/core/dev.c:9652) 
[ 136.139538][ T4343] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 136.139874][ T4343] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 136.140137][ T4343] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 136.140625][ T4343] br_del_if (net/bridge/br_if.c:743) bridge 
[ 136.140996][ T4343] ? rtnl_is_locked (net/core/rtnetlink.c:169) 
[ 136.141329][ T4343] do_set_master (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:41 net/core/rtnetlink.c:2933) 
[ 136.141688][ T4343] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 136.142028][ T4343] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 136.142457][ T4343] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 136.142806][ T4343] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 136.143142][ T4343] ? __kernel_text_address (kernel/extable.c:79) 
[ 136.143491][ T4343] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 136.143833][ T4343] ? __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) 
[ 136.144178][ T4343] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 136.144597][ T4343] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 136.144961][ T4343] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 136.145296][ T4343] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 136.145642][ T4343] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 136.145981][ T4343] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 136.146317][ T4343] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 136.146668][ T4343] ? __create_object (mm/kmemleak.c:771) 
[ 136.147008][ T4343] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 136.147353][ T4343] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 136.147686][ T4343] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 136.148099][ T4343] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 136.148453][ T4343] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 136.148797][ T4343] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 136.149130][ T4343] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 136.149486][ T4343] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 136.149823][ T4343] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 136.150157][ T4343] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 136.150505][ T4343] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 136.150843][ T4343] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 136.151177][ T4343] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 136.151524][ T4343] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 136.151872][ T4343] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 136.152213][ T4343] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 136.152573][ T4343] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 136.152923][ T4343] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 136.153255][ T4343] ? 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) 
[ 136.153603][ T4343] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 136.153938][ T4343] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 136.154286][ T4343] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 136.154632][ T4343] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 136.154972][ T4343] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 136.155305][ T4343] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 136.155658][ T4343] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 136.156000][ T4343] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 136.156333][ T4343] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 136.156771][ T4343] ___sys_sendmsg (net/socket.c:2670) 
[ 136.157106][ T4343] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 136.157451][ T4343] ? __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) 
[ 136.157866][ T4343] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 136.158206][ T4343] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 136.158553][ T4343] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 136.158917][ T4343] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 136.159239][ T4343] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 136.159581][ T4343] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 136.159912][ T4343] __sys_sendmsg (net/socket.c:2700) 
[ 136.160230][ T4343] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 136.160631][ T4343] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 136.160963][ T4343] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 136.161284][ T4343] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 136.161613][ T4343] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[  136.162014][ T4343] RIP: 0033:0x7fe12a3581e7
[ 136.162354][ T4343] 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)
[  136.163545][ T4343] RSP: 002b:00007ffcbabbd5b8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[  136.164032][ T4343] RAX: ffffffffffffffda RBX: 00007ffcbabbdce0 RCX: 00007fe12a3581e7
[  136.164564][ T4343] RDX: 0000000000000000 RSI: 00007ffcbabbd620 RDI: 0000000000000005
[  136.165061][ T4343] RBP: 0000000000000003 R08: 0000000000000003 R09: 0000000000000078
[  136.165566][ T4343] R10: 00007fe12a255ee8 R11: 0000000000000246 R12: 0000000000000003
[  136.166059][ T4343] R13: 00000000686e424a R14: 0000000000499600 R15: 0000000000000000
| [  137.075127][ T4376] ------------[ cut here ]------------
| [ 137.075466][ T4376] WARNING: CPU: 2 PID: 4376 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) 
| [  137.076117][ T4376] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel bridge stp llc act_gact cls_flower sch_ingress vrf veth
| [  137.077535][ T4376] Tainted: [W]=WARN
[  137.077784][ T4376] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 137.078196][ T4376] 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) 
[ 137.078552][ T4376] 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
[  137.079732][ T4376] RSP: 0018:ffffc90009b86ef0 EFLAGS: 00010246
[  137.080139][ T4376] RAX: 0000000000000000 RBX: ffff88800b462000 RCX: 0000000000000001
[  137.080635][ T4376] RDX: 0000000000000000 RSI: ffffffff92c9b941 RDI: ffffffff924555e0
[  137.081145][ T4376] RBP: ffffc90009b86fe0 R08: 0000000000000000 R09: 0000000000000000
[  137.081648][ T4376] R10: ffffc90009b87010 R11: ffffffff93aa8918 R12: 1ffff92001370de2
[  137.082181][ T4376] R13: 00000000000005dc R14: ffffc90009b87010 R15: ffff88800b462f08
[  137.082761][ T4376] FS:  00007f037e6d4800(0000) GS:ffff8880a15b7000(0000) knlGS:0000000000000000
[  137.083450][ T4376] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  137.083862][ T4376] CR2: 00000000004e5760 CR3: 000000000c7ac005 CR4: 0000000000772ef0
[  137.084376][ T4376] PKRU: 55555554
[  137.084628][ T4376] Call Trace:
[  137.084876][ T4376]  <TASK>
[ 137.085070][ T4376] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 137.085426][ T4376] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 137.085771][ T4376] ? mark_held_locks (kernel/locking/lockdep.c:4328) 
[ 137.086143][ T4376] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:151 kernel/locking/spinlock.c:194) 
[ 137.086648][ T4376] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4475) 
[ 137.087030][ T4376] netif_set_mtu (net/core/dev.c:9652) 
[ 137.087414][ T4376] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 137.087815][ T4376] ? br_get_link_af_size_filtered (net/bridge/br_netlink.c:116) bridge 
[ 137.088322][ T4376] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 137.088618][ T4376] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 137.089449][ T4376] br_add_if (net/bridge/br_if.c:697) bridge 
[ 137.089891][ T4376] do_set_master (net/core/rtnetlink.c:2948) 
[ 137.090274][ T4376] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 137.090665][ T4376] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 137.091129][ T4376] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 137.091520][ T4376] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 137.091885][ T4376] ? __kernel_text_address (kernel/extable.c:79) 
[ 137.092255][ T4376] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 137.092638][ T4376] ? __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) 
[ 137.093496][ T4376] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 137.093960][ T4376] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 137.094353][ T4376] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 137.094737][ T4376] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 137.095106][ T4376] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 137.095534][ T4376] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 137.095902][ T4376] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 137.096287][ T4376] ? __create_object (mm/kmemleak.c:771) 
[ 137.096682][ T4376] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 137.097057][ T4376] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 137.097434][ T4376] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 137.097885][ T4376] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 137.098516][ T4376] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 137.098899][ T4376] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 137.099289][ T4376] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 137.099674][ T4376] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 137.100061][ T4376] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 137.100442][ T4376] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 137.100815][ T4376] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 137.101205][ T4376] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 137.101580][ T4376] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 137.101948][ T4376] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 137.102318][ T4376] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 137.102724][ T4376] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 137.103101][ T4376] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 137.103493][ T4376] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 137.103865][ T4376] ? 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) 
[ 137.104241][ T4376] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 137.104623][ T4376] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 137.105011][ T4376] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 137.105406][ T4376] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 137.105789][ T4376] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 137.106392][ T4376] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 137.106766][ T4376] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 137.107132][ T4376] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 137.107510][ T4376] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 137.108457][ T4376] ___sys_sendmsg (net/socket.c:2670) 
[ 137.109053][ T4376] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 137.109425][ T4376] ? __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) 
[ 137.110107][ T4376] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 137.110493][ T4376] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 137.110857][ T4376] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 137.111240][ T4376] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 137.111841][ T4376] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 137.112225][ T4376] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 137.112665][ T4376] __sys_sendmsg (net/socket.c:2700) 
[ 137.113020][ T4376] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 137.113652][ T4376] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 137.114215][ T4376] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 137.114549][ T4376] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 137.114881][ T4376] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[  137.115511][ T4376] RIP: 0033:0x7f037e8a11e7
[ 137.115864][ T4376] 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)
[  137.116980][ T4376] RSP: 002b:00007ffef224a4e8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[  137.117703][ T4376] RAX: ffffffffffffffda RBX: 00007ffef224ac10 RCX: 00007f037e8a11e7
[  137.118194][ T4376] RDX: 0000000000000000 RSI: 00007ffef224a550 RDI: 0000000000000005
[  137.118694][ T4376] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000000
[  137.119168][ T4376] R10: 00000000223a4910 R11: 0000000000000246 R12: 0000000000000004
[  137.120122][ T4376] R13: 00000000686e424b R14: 0000000000499600 R15: 0000000000000000
| [  191.184400][ T6328] ------------[ cut here ]------------
| [ 191.184962][ T6328] WARNING: CPU: 0 PID: 6328 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) 
| [  191.187018][ T6328] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel bridge stp llc act_gact cls_flower sch_ingress vrf veth
| [  191.189359][ T6328] Tainted: [W]=WARN
[  191.189774][ T6328] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 191.190440][ T6328] 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) 
[ 191.191007][ T6328] 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
[  191.192918][ T6328] RSP: 0018:ffffc90007fa6f70 EFLAGS: 00010246
[  191.193615][ T6328] RAX: 0000000000000000 RBX: ffff88800b462000 RCX: 0000000000000001
[  191.194436][ T6328] RDX: 0000000000000000 RSI: ffffffff92c9b941 RDI: ffffffff924555e0
[  191.195219][ T6328] RBP: ffffc90007fa7058 R08: 0000000000000000 R09: 0000000000000000
[  191.196024][ T6328] R10: ffffc90007fa7088 R11: ffffffff93179160 R12: 1ffff92000ff4df2
[  191.196812][ T6328] R13: 00000000000005dc R14: ffffc90007fa7088 R15: ffff88800b462f08
[  191.197618][ T6328] FS:  00007f8a9cc1f800(0000) GS:ffff8880a14b7000(0000) knlGS:0000000000000000
[  191.198612][ T6328] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  191.199291][ T6328] CR2: 00000000004e5760 CR3: 000000000ed78005 CR4: 0000000000772ef0
[  191.200142][ T6328] PKRU: 55555554
[  191.200567][ T6328] Call Trace:
[  191.200991][ T6328]  <TASK>
[ 191.201266][ T6328] ? __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) 
[ 191.201978][ T6328] ? br_del_if (net/bridge/br_if.c:742) bridge 
[ 191.202630][ T6328] ? do_set_master (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:41 net/core/rtnetlink.c:2933) 
[ 191.203178][ T6328] ? do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 191.203690][ T6328] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 191.204050][ T6328] ? netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 191.204393][ T6328] ? netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 191.204702][ T6328] ? ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 191.205008][ T6328] ? ___sys_sendmsg (net/socket.c:2670) 
[ 191.205398][ T6328] ? __sys_sendmsg (net/socket.c:2700) 
[ 191.205705][ T6328] ? do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 191.206013][ T6328] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[ 191.206421][ T6328] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 191.206742][ T6328] netif_set_mtu (net/core/dev.c:9652) 
[ 191.207061][ T6328] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 191.207429][ T6328] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 191.207667][ T6328] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 191.208105][ T6328] br_del_if (net/bridge/br_if.c:743) bridge 
[ 191.208474][ T6328] ? rtnl_is_locked (net/core/rtnetlink.c:169) 
[ 191.208797][ T6328] do_set_master (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:41 net/core/rtnetlink.c:2933) 
[ 191.209106][ T6328] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 191.209436][ T6328] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 191.209827][ T6328] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 191.210134][ T6328] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 191.210476][ T6328] ? __kernel_text_address (kernel/extable.c:79) 
[ 191.210791][ T6328] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 191.211112][ T6328] ? __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) 
[ 191.211437][ T6328] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 191.211814][ T6328] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 191.212122][ T6328] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 191.212453][ T6328] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 191.212771][ T6328] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 191.213080][ T6328] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 191.213426][ T6328] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 191.213728][ T6328] ? __create_object (mm/kmemleak.c:771) 
[ 191.214034][ T6328] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 191.214360][ T6328] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 191.214672][ T6328] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 191.215054][ T6328] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 191.215399][ T6328] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 191.215712][ T6328] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 191.216026][ T6328] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 191.216358][ T6328] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 191.216667][ T6328] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 191.216972][ T6328] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 191.217301][ T6328] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 191.217616][ T6328] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 191.217926][ T6328] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 191.218248][ T6328] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 191.218578][ T6328] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 191.218886][ T6328] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 191.219217][ T6328] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 191.219548][ T6328] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 191.219853][ T6328] ? 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) 
[ 191.220157][ T6328] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 191.220489][ T6328] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 191.220799][ T6328] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 191.221109][ T6328] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 191.221426][ T6328] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 191.221731][ T6328] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 191.222040][ T6328] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 191.222356][ T6328] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 191.222676][ T6328] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 191.223075][ T6328] ___sys_sendmsg (net/socket.c:2670) 
[ 191.223385][ T6328] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 191.223693][ T6328] ? __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) 
[ 191.224072][ T6328] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 191.224387][ T6328] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 191.224698][ T6328] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 191.225010][ T6328] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 191.225316][ T6328] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 191.225631][ T6328] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 191.225944][ T6328] __sys_sendmsg (net/socket.c:2700) 
[ 191.226245][ T6328] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 191.226628][ T6328] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 191.226948][ T6328] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 191.227256][ T6328] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 191.227581][ T6328] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[  191.227961][ T6328] RIP: 0033:0x7f8a9cdec1e7
[ 191.228284][ T6328] 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)
[  191.229379][ T6328] RSP: 002b:00007fff7da6b928 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[  191.229853][ T6328] RAX: ffffffffffffffda RBX: 00007fff7da6c050 RCX: 00007f8a9cdec1e7
[  191.230336][ T6328] RDX: 0000000000000000 RSI: 00007fff7da6b990 RDI: 0000000000000005
[  191.230805][ T6328] RBP: 0000000000000003 R08: 0000000000000003 R09: 0000000000000078
[  191.231267][ T6328] R10: 00007f8a9cce9ee8 R11: 0000000000000246 R12: 0000000000000003
[  191.231740][ T6328] R13: 00000000686e4281 R14: 0000000000499600 R15: 0000000000000000
| [  192.084993][ T6361] ------------[ cut here ]------------
| [ 192.085959][ T6361] WARNING: CPU: 3 PID: 6361 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) 
| [  192.087045][ T6361] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel bridge stp llc act_gact cls_flower sch_ingress vrf veth
| [  192.089501][ T6361] Tainted: [W]=WARN
[  192.089926][ T6361] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 192.090639][ T6361] 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) 
[ 192.091240][ T6361] 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
[  192.093261][ T6361] RSP: 0018:ffffc900076a6ef0 EFLAGS: 00010246
[  192.093860][ T6361] RAX: 0000000000000000 RBX: ffff88800b462000 RCX: 0000000000000001
[  192.094338][ T6361] RDX: 0000000000000000 RSI: ffffffff92c9b941 RDI: ffffffff924555e0
[  192.094842][ T6361] RBP: ffffc900076a6fe0 R08: 0000000000000000 R09: 0000000000000000
[  192.095312][ T6361] R10: ffffc900076a7010 R11: ffffffff93aa8918 R12: 1ffff92000ed4de2
[  192.095929][ T6361] R13: 00000000000005dc R14: ffffc900076a7010 R15: ffff88800b462f08
[  192.096541][ T6361] FS:  00007fa42fb87800(0000) GS:ffff8880a1637000(0000) knlGS:0000000000000000
[  192.097099][ T6361] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  192.097637][ T6361] CR2: 00000000004e5760 CR3: 000000000b8c6004 CR4: 0000000000772ef0
[  192.098118][ T6361] PKRU: 55555554
[  192.098427][ T6361] Call Trace:
[  192.098662][ T6361]  <TASK>
[ 192.098824][ T6361] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 192.099151][ T6361] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 192.099477][ T6361] ? mark_held_locks (kernel/locking/lockdep.c:4328) 
[ 192.099795][ T6361] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:151 kernel/locking/spinlock.c:194) 
[ 192.100239][ T6361] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4475) 
[ 192.100582][ T6361] netif_set_mtu (net/core/dev.c:9652) 
[ 192.100907][ T6361] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 192.101260][ T6361] ? br_get_link_af_size_filtered (net/bridge/br_netlink.c:116) bridge 
[ 192.101723][ T6361] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 192.102115][ T6361] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 192.102936][ T6361] br_add_if (net/bridge/br_if.c:697) bridge 
[ 192.103587][ T6361] do_set_master (net/core/rtnetlink.c:2948) 
[ 192.104154][ T6361] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 192.104753][ T6361] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 192.105496][ T6361] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 192.106069][ T6361] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 192.106672][ T6361] ? __kernel_text_address (kernel/extable.c:79) 
[ 192.107249][ T6361] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 192.107842][ T6361] ? __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) 
[ 192.108433][ T6361] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 192.109140][ T6361] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 192.109729][ T6361] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 192.110298][ T6361] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 192.110742][ T6361] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 192.111075][ T6361] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 192.111423][ T6361] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 192.111730][ T6361] ? __create_object (mm/kmemleak.c:771) 
[ 192.112051][ T6361] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 192.112369][ T6361] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 192.112690][ T6361] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 192.113152][ T6361] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 192.113709][ T6361] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 192.114038][ T6361] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 192.114354][ T6361] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 192.114671][ T6361] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 192.114981][ T6361] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 192.115297][ T6361] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 192.115650][ T6361] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 192.116177][ T6361] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 192.116744][ T6361] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 192.117297][ T6361] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 192.117884][ T6361] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 192.118457][ T6361] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 192.119014][ T6361] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 192.119611][ T6361] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 192.120159][ T6361] ? 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) 
[ 192.120737][ T6361] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 192.121296][ T6361] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 192.121850][ T6361] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 192.122430][ T6361] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 192.123002][ T6361] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 192.123557][ T6361] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 192.123924][ T6361] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 192.124267][ T6361] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 192.124611][ T6361] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 192.125024][ T6361] ___sys_sendmsg (net/socket.c:2670) 
[ 192.125331][ T6361] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 192.125650][ T6361] ? __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) 
[ 192.126046][ T6361] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 192.126370][ T6361] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 192.126693][ T6361] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 192.127015][ T6361] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 192.127323][ T6361] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 192.127641][ T6361] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 192.127953][ T6361] __sys_sendmsg (net/socket.c:2700) 
[ 192.128278][ T6361] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 192.128666][ T6361] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 192.129001][ T6361] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 192.129576][ T6361] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 192.129921][ T6361] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[  192.130310][ T6361] RIP: 0033:0x7fa42fd541e7
[ 192.130638][ T6361] 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)
[  192.131776][ T6361] RSP: 002b:00007fffa2283c18 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[  192.132599][ T6361] RAX: ffffffffffffffda RBX: 00007fffa2284340 RCX: 00007fa42fd541e7
[  192.133418][ T6361] RDX: 0000000000000000 RSI: 00007fffa2283c80 RDI: 0000000000000005
[  192.134249][ T6361] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000000
[  192.135100][ T6361] R10: 0000000024fa8910 R11: 0000000000000246 R12: 0000000000000004
[  192.135973][ T6361] R13: 00000000686e4282 R14: 0000000000499600 R15: 0000000000000000
| [  244.673463][ T8313] ------------[ cut here ]------------
| [ 244.673825][ T8313] WARNING: CPU: 1 PID: 8313 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) 
| [  244.674476][ T8313] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel bridge stp llc act_gact cls_flower sch_ingress vrf veth
| [  244.675897][ T8313] Tainted: [W]=WARN
[  244.676141][ T8313] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 244.676551][ T8313] 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) 
[ 244.676883][ T8313] 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
[  244.678033][ T8313] RSP: 0018:ffffc90004946f70 EFLAGS: 00010246
[  244.678445][ T8313] RAX: 0000000000000000 RBX: ffff88800b462000 RCX: 0000000000000001
[  244.678926][ T8313] RDX: 0000000000000000 RSI: ffffffff92c9b941 RDI: ffffffff924555e0
[  244.679423][ T8313] RBP: ffffc90004947058 R08: 0000000000000000 R09: 0000000000000000
[  244.679902][ T8313] R10: ffffc90004947088 R11: ffffffff93179160 R12: 1ffff92000928df2
[  244.680388][ T8313] R13: 00000000000005dc R14: ffffc90004947088 R15: ffff88800b462f08
[  244.680869][ T8313] FS:  00007f1cc2de7800(0000) GS:ffff8880a1537000(0000) knlGS:0000000000000000
[  244.681590][ T8313] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  244.681998][ T8313] CR2: 00000000004e5760 CR3: 000000000f955001 CR4: 0000000000772ef0
[  244.682624][ T8313] PKRU: 55555554
[  244.682887][ T8313] Call Trace:
[  244.683127][ T8313]  <TASK>
[ 244.683289][ T8313] ? __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) 
[ 244.683835][ T8313] ? br_del_if (net/bridge/br_if.c:742) bridge 
[ 244.684212][ T8313] ? do_set_master (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:41 net/core/rtnetlink.c:2933) 
[ 244.684834][ T8313] ? do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 244.685157][ T8313] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 244.685618][ T8313] ? netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 244.685943][ T8313] ? netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 244.686259][ T8313] ? ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 244.686653][ T8313] ? ___sys_sendmsg (net/socket.c:2670) 
[ 244.686971][ T8313] ? __sys_sendmsg (net/socket.c:2700) 
[ 244.687296][ T8313] ? do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 244.687626][ T8313] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[ 244.688023][ T8313] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 244.688370][ T8313] netif_set_mtu (net/core/dev.c:9652) 
[ 244.688694][ T8313] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 244.689031][ T8313] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 244.689274][ T8313] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 244.689729][ T8313] br_del_if (net/bridge/br_if.c:743) bridge 
[ 244.690085][ T8313] ? rtnl_is_locked (net/core/rtnetlink.c:169) 
[ 244.690415][ T8313] do_set_master (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:41 net/core/rtnetlink.c:2933) 
[ 244.690740][ T8313] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 244.691064][ T8313] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 244.691494][ T8313] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 244.691815][ T8313] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 244.692142][ T8313] ? __kernel_text_address (kernel/extable.c:79) 
[ 244.692486][ T8313] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 244.692830][ T8313] ? __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) 
[ 244.693150][ T8313] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 244.693557][ T8313] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 244.693882][ T8313] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 244.694205][ T8313] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 244.694542][ T8313] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 244.694867][ T8313] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 244.695189][ T8313] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 244.695515][ T8313] ? __create_object (mm/kmemleak.c:771) 
[ 244.695838][ T8313] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 244.696159][ T8313] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 244.696490][ T8313] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 244.696890][ T8313] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 244.697220][ T8313] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 244.697557][ T8313] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 244.697876][ T8313] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 244.698199][ T8313] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 244.698527][ T8313] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 244.698848][ T8313] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 244.699170][ T8313] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 244.699498][ T8313] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 244.699827][ T8313] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 244.700151][ T8313] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 244.700487][ T8313] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 244.700807][ T8313] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 244.701137][ T8313] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 244.701478][ T8313] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 244.701798][ T8313] ? 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) 
[ 244.702128][ T8313] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 244.702456][ T8313] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 244.702789][ T8313] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 244.703117][ T8313] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 244.703451][ T8313] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 244.703770][ T8313] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 244.704099][ T8313] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 244.704441][ T8313] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 244.704760][ T8313] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 244.705170][ T8313] ___sys_sendmsg (net/socket.c:2670) 
[ 244.705499][ T8313] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 244.705820][ T8313] ? __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) 
[ 244.706220][ T8313] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 244.706554][ T8313] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 244.706881][ T8313] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 244.707203][ T8313] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 244.707534][ T8313] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 244.707856][ T8313] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 244.708181][ T8313] __sys_sendmsg (net/socket.c:2700) 
[ 244.708508][ T8313] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 244.708904][ T8313] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 244.709243][ T8313] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 244.709579][ T8313] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 244.709902][ T8313] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[  244.710299][ T8313] RIP: 0033:0x7f1cc2fb41e7
[ 244.710637][ T8313] 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)
[  244.711791][ T8313] RSP: 002b:00007ffc8cff65a8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[  244.712275][ T8313] RAX: ffffffffffffffda RBX: 00007ffc8cff6cd0 RCX: 00007f1cc2fb41e7
[  244.712783][ T8313] RDX: 0000000000000000 RSI: 00007ffc8cff6610 RDI: 0000000000000005
[  244.713268][ T8313] RBP: 0000000000000003 R08: 0000000000000003 R09: 0000000000000078
[  244.713759][ T8313] R10: 00007f1cc2eb1ee8 R11: 0000000000000246 R12: 0000000000000003
[  244.714236][ T8313] R13: 00000000686e42b7 R14: 0000000000499600 R15: 0000000000000000
| [  245.480705][ T8346] ------------[ cut here ]------------
| [ 245.481064][ T8346] WARNING: CPU: 2 PID: 8346 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) 
| [  245.481766][ T8346] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel bridge stp llc act_gact cls_flower sch_ingress vrf veth
| [  245.483254][ T8346] Tainted: [W]=WARN
[  245.483523][ T8346] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 245.483972][ T8346] 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) 
[ 245.484334][ T8346] 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
[  245.485571][ T8346] RSP: 0018:ffffc90004096ef0 EFLAGS: 00010246
[  245.486013][ T8346] RAX: 0000000000000000 RBX: ffff88800b462000 RCX: 0000000000000001
[  245.486533][ T8346] RDX: 0000000000000000 RSI: ffffffff92c9b941 RDI: ffffffff924555e0
[  245.487064][ T8346] RBP: ffffc90004096fe0 R08: 0000000000000000 R09: 0000000000000000
[  245.487578][ T8346] R10: ffffc90004097010 R11: ffffffff93aa8918 R12: 1ffff92000812de2
[  245.488102][ T8346] R13: 00000000000005dc R14: ffffc90004097010 R15: ffff88800b462f08
[  245.488653][ T8346] FS:  00007f72a3dff800(0000) GS:ffff8880a15b7000(0000) knlGS:0000000000000000
[  245.489261][ T8346] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  245.489712][ T8346] CR2: 00000000004e5760 CR3: 000000000efc9001 CR4: 0000000000772ef0
[  245.490222][ T8346] PKRU: 55555554
[  245.490497][ T8346] Call Trace:
[  245.490780][ T8346]  <TASK>
[ 245.490967][ T8346] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 245.491326][ T8346] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 245.491704][ T8346] ? mark_held_locks (kernel/locking/lockdep.c:4328) 
[ 245.492060][ T8346] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:151 kernel/locking/spinlock.c:194) 
[ 245.492503][ T8346] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4475) 
[ 245.492877][ T8346] netif_set_mtu (net/core/dev.c:9652) 
[ 245.493219][ T8346] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 245.493585][ T8346] ? br_get_link_af_size_filtered (net/bridge/br_netlink.c:116) bridge 
[ 245.494082][ T8346] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 245.494360][ T8346] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 245.494847][ T8346] br_add_if (net/bridge/br_if.c:697) bridge 
[ 245.495278][ T8346] do_set_master (net/core/rtnetlink.c:2948) 
[ 245.495646][ T8346] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 245.496022][ T8346] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 245.496464][ T8346] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 245.496818][ T8346] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 245.497154][ T8346] ? __kernel_text_address (kernel/extable.c:79) 
[ 245.497515][ T8346] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 245.497868][ T8346] ? __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) 
[ 245.498209][ T8346] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 245.498646][ T8346] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 245.498988][ T8346] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 245.499334][ T8346] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 245.499709][ T8346] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 245.500080][ T8346] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 245.500449][ T8346] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 245.500804][ T8346] ? __create_object (mm/kmemleak.c:771) 
[ 245.501157][ T8346] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 245.501538][ T8346] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 245.501880][ T8346] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 245.502295][ T8346] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 245.502682][ T8346] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 245.503027][ T8346] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 245.503389][ T8346] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 245.503735][ T8346] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 245.504086][ T8346] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 245.504448][ T8346] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 245.504791][ T8346] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 245.505124][ T8346] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 245.505471][ T8346] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 245.505810][ T8346] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 245.506155][ T8346] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 245.506507][ T8346] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 245.506851][ T8346] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 245.507198][ T8346] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 245.507542][ T8346] ? 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) 
[ 245.507877][ T8346] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 245.508219][ T8346] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 245.508566][ T8346] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 245.508909][ T8346] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 245.509254][ T8346] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 245.509601][ T8346] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 245.509949][ T8346] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 245.510293][ T8346] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 245.510637][ T8346] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 245.511063][ T8346] ___sys_sendmsg (net/socket.c:2670) 
[ 245.511417][ T8346] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 245.511756][ T8346] ? __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) 
[ 245.512176][ T8346] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 245.512525][ T8346] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 245.512878][ T8346] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 245.513219][ T8346] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 245.513564][ T8346] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 245.513899][ T8346] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 245.514250][ T8346] __sys_sendmsg (net/socket.c:2700) 
[ 245.514590][ T8346] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 245.515011][ T8346] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 245.515369][ T8346] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 245.515708][ T8346] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 245.516047][ T8346] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[  245.516465][ T8346] RIP: 0033:0x7f72a3fcc1e7
[ 245.516817][ T8346] 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)
[  245.518040][ T8346] RSP: 002b:00007ffebc13cdd8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[  245.518595][ T8346] RAX: ffffffffffffffda RBX: 00007ffebc13d500 RCX: 00007f72a3fcc1e7
[  245.519136][ T8346] RDX: 0000000000000000 RSI: 00007ffebc13ce40 RDI: 0000000000000005
[  245.519644][ T8346] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000000
[  245.520181][ T8346] R10: 000000001ee16910 R11: 0000000000000246 R12: 0000000000000004
[  245.520716][ T8346] R13: 00000000686e42b8 R14: 0000000000499600 R15: 0000000000000000
| [  297.748781][T10298] ------------[ cut here ]------------
| [297.749189][T10298] WARNING: CPU: 2 PID: 10298 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) 
| [  297.749866][T10298] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel bridge stp llc act_gact cls_flower sch_ingress vrf veth
| [  297.751270][T10298] Tainted: [W]=WARN
[  297.751537][T10298] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[297.751939][T10298] 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) 
[ 297.752276][T10298] 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
[  297.753481][T10298] RSP: 0018:ffffc9000b0e6f70 EFLAGS: 00010246
[  297.753886][T10298] RAX: 0000000000000000 RBX: ffff88800b462000 RCX: 0000000000000001
[  297.754378][T10298] RDX: 0000000000000000 RSI: ffffffff92c9b941 RDI: ffffffff924555e0
[  297.754849][T10298] RBP: ffffc9000b0e7058 R08: 0000000000000000 R09: 0000000000000000
[  297.755355][T10298] R10: ffffc9000b0e7088 R11: ffffffff93179160 R12: 1ffff9200161cdf2
[  297.755827][T10298] R13: 00000000000005dc R14: ffffc9000b0e7088 R15: ffff88800b462f08
[  297.756295][T10298] FS:  00007fe0e4aba800(0000) GS:ffff8880a15b7000(0000) knlGS:0000000000000000
[  297.756856][T10298] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  297.757275][T10298] CR2: 00000000004e5760 CR3: 000000000f11c002 CR4: 0000000000772ef0
[  297.757781][T10298] PKRU: 55555554
[  297.758028][T10298] Call Trace:
[  297.758269][T10298]  <TASK>
[297.758539][T10298] ? __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) 
[297.758941][T10298] ? br_del_if (net/bridge/br_if.c:742) bridge 
[297.759324][T10298] ? do_set_master (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:41 net/core/rtnetlink.c:2933) 
[297.759686][T10298] ? do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[297.760033][T10298] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[297.760386][T10298] ? netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[297.760704][T10298] ? netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[297.761106][T10298] ? ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[297.761464][T10298] ? ___sys_sendmsg (net/socket.c:2670) 
[297.761784][T10298] ? __sys_sendmsg (net/socket.c:2700) 
[297.762126][T10298] ? do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[297.762456][T10298] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[297.762878][T10298] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[297.763208][T10298] netif_set_mtu (net/core/dev.c:9652) 
[297.763540][T10298] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[297.764098][T10298] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[297.764354][T10298] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[297.764797][T10298] br_del_if (net/bridge/br_if.c:743) bridge 
[297.765204][T10298] ? rtnl_is_locked (net/core/rtnetlink.c:169) 
[297.765555][T10298] do_set_master (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:41 net/core/rtnetlink.c:2933) 
[297.765879][T10298] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[297.766202][T10298] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[297.766612][T10298] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[297.766929][T10298] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[297.767247][T10298] ? __kernel_text_address (kernel/extable.c:79) 
[297.767578][T10298] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[297.767908][T10298] ? __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) 
[297.768226][T10298] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[297.768630][T10298] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[297.768956][T10298] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[297.769274][T10298] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[297.769613][T10298] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[297.769937][T10298] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[297.770278][T10298] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[297.770616][T10298] ? __create_object (mm/kmemleak.c:771) 
[297.770941][T10298] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[297.771266][T10298] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[297.771611][T10298] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[297.772006][T10298] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[297.772329][T10298] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[297.772666][T10298] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[297.773000][T10298] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[297.773327][T10298] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[297.773669][T10298] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[297.773987][T10298] ? __lock_release (kernel/locking/lockdep.c:5539) 
[297.774303][T10298] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[297.774632][T10298] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[297.774947][T10298] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[297.775267][T10298] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[297.775615][T10298] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[297.775936][T10298] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[297.776258][T10298] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[297.776595][T10298] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[297.776913][T10298] ? 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) 
[297.777228][T10298] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[297.777596][T10298] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[297.777921][T10298] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[297.778244][T10298] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[297.778576][T10298] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[297.778895][T10298] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[297.779220][T10298] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[297.779554][T10298] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[297.779872][T10298] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[297.780289][T10298] ___sys_sendmsg (net/socket.c:2670) 
[297.780616][T10298] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[297.780936][T10298] ? __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) 
[297.781332][T10298] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[297.781701][T10298] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[297.782021][T10298] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[297.782358][T10298] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[297.782692][T10298] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[297.783060][T10298] ? __lock_release (kernel/locking/lockdep.c:5539) 
[297.783395][T10298] __sys_sendmsg (net/socket.c:2700) 
[297.783713][T10298] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[297.784101][T10298] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[297.784446][T10298] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[297.784769][T10298] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[297.785091][T10298] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[  297.785514][T10298] RIP: 0033:0x7fe0e4c871e7
[ 297.785847][T10298] 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)
[  297.786953][T10298] RSP: 002b:00007fff5d576728 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[  297.787447][T10298] RAX: ffffffffffffffda RBX: 00007fff5d576e50 RCX: 00007fe0e4c871e7
[  297.787948][T10298] RDX: 0000000000000000 RSI: 00007fff5d576790 RDI: 0000000000000005
[  297.788455][T10298] RBP: 0000000000000003 R08: 0000000000000003 R09: 0000000000000078
[  297.788926][T10298] R10: 00007fe0e4b84ee8 R11: 0000000000000246 R12: 0000000000000003
[  297.789478][T10298] R13: 00000000686e42ec R14: 0000000000499600 R15: 0000000000000000
| [  298.710310][T10331] ------------[ cut here ]------------
| [298.710650][T10331] WARNING: CPU: 2 PID: 10331 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) 
| [  298.711275][T10331] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel bridge stp llc act_gact cls_flower sch_ingress vrf veth
| [  298.712657][T10331] Tainted: [W]=WARN
[  298.712919][T10331] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[298.713316][T10331] 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) 
[ 298.713658][T10331] 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
[  298.714786][T10331] RSP: 0018:ffffc9000aff6ef0 EFLAGS: 00010246
[  298.715190][T10331] RAX: 0000000000000000 RBX: ffff88800b462000 RCX: 0000000000000001
[  298.715674][T10331] RDX: 0000000000000000 RSI: ffffffff92c9b941 RDI: ffffffff924555e0
[  298.716155][T10331] RBP: ffffc9000aff6fe0 R08: 0000000000000000 R09: 0000000000000000
[  298.716633][T10331] R10: ffffc9000aff7010 R11: ffffffff93aa8918 R12: 1ffff920015fede2
[  298.717111][T10331] R13: 00000000000005dc R14: ffffc9000aff7010 R15: ffff88800b462f08
[  298.717599][T10331] FS:  00007fc5dfed9800(0000) GS:ffff8880a15b7000(0000) knlGS:0000000000000000
[  298.718161][T10331] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  298.718575][T10331] CR2: 00000000004e5760 CR3: 0000000008e1d004 CR4: 0000000000772ef0
[  298.719059][T10331] PKRU: 55555554
[  298.719309][T10331] Call Trace:
[  298.719561][T10331]  <TASK>
[298.719747][T10331] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[298.720067][T10331] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[298.720412][T10331] ? mark_held_locks (kernel/locking/lockdep.c:4328) 
[298.720763][T10331] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:151 kernel/locking/spinlock.c:194) 
[298.721165][T10331] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4475) 
[298.721501][T10331] netif_set_mtu (net/core/dev.c:9652) 
[298.721827][T10331] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[298.722160][T10331] ? br_get_link_af_size_filtered (net/bridge/br_netlink.c:116) bridge 
[298.722632][T10331] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[298.722901][T10331] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[298.723354][T10331] br_add_if (net/bridge/br_if.c:697) bridge 
[298.723727][T10331] do_set_master (net/core/rtnetlink.c:2948) 
[298.724058][T10331] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[298.724394][T10331] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[298.724798][T10331] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[298.725125][T10331] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[298.725460][T10331] ? __kernel_text_address (kernel/extable.c:79) 
[298.725785][T10331] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[298.726114][T10331] ? __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) 
[298.726445][T10331] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[298.726839][T10331] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[298.727165][T10331] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[298.727516][T10331] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[298.727841][T10331] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[298.728166][T10331] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[298.728497][T10331] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[298.728817][T10331] ? __create_object (mm/kmemleak.c:771) 
[298.729144][T10331] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[298.729481][T10331] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[298.729803][T10331] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[298.730202][T10331] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[298.730540][T10331] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[298.730869][T10331] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[298.731192][T10331] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[298.731537][T10331] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[298.731858][T10331] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[298.732182][T10331] ? __lock_release (kernel/locking/lockdep.c:5539) 
[298.732520][T10331] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[298.732855][T10331] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[298.733186][T10331] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[298.733531][T10331] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[298.733868][T10331] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[298.734193][T10331] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[298.734525][T10331] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[298.734868][T10331] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[298.735190][T10331] ? 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) 
[298.735523][T10331] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[298.735851][T10331] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[298.736169][T10331] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[298.736503][T10331] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[298.736829][T10331] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[298.737153][T10331] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[298.737509][T10331] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[298.737841][T10331] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[298.738169][T10331] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[298.738587][T10331] ___sys_sendmsg (net/socket.c:2670) 
[298.738904][T10331] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[298.739225][T10331] ? __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) 
[298.739631][T10331] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[298.739954][T10331] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[298.740273][T10331] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[298.740607][T10331] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[298.740928][T10331] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[298.741260][T10331] ? __lock_release (kernel/locking/lockdep.c:5539) 
[298.741605][T10331] __sys_sendmsg (net/socket.c:2700) 
[298.742019][T10331] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[298.742417][T10331] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[298.742841][T10331] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[298.743167][T10331] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[298.743500][T10331] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[  298.743905][T10331] RIP: 0033:0x7fc5e00a61e7
[ 298.744240][T10331] 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)
[  298.745362][T10331] RSP: 002b:00007ffef7eb4058 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[  298.745848][T10331] RAX: ffffffffffffffda RBX: 00007ffef7eb4780 RCX: 00007fc5e00a61e7
[  298.746322][T10331] RDX: 0000000000000000 RSI: 00007ffef7eb40c0 RDI: 0000000000000005
[  298.746804][T10331] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000000
[  298.747276][T10331] R10: 0000000029216910 R11: 0000000000000246 R12: 0000000000000004
[  298.747767][T10331] R13: 00000000686e42ed R14: 0000000000499600 R15: 0000000000000000
| [  351.824810][T12283] ------------[ cut here ]------------
| [351.825176][T12283] WARNING: CPU: 2 PID: 12283 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) 
| [  351.825825][T12283] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel bridge stp llc act_gact cls_flower sch_ingress vrf veth
| [  351.827217][T12283] Tainted: [W]=WARN
[  351.827471][T12283] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[351.827870][T12283] 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) 
[ 351.828200][T12283] 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
[  351.829864][T12283] RSP: 0018:ffffc90005bc6f70 EFLAGS: 00010246
[  351.830268][T12283] RAX: 0000000000000000 RBX: ffff88800b462000 RCX: 0000000000000001
[  351.830785][T12283] RDX: 0000000000000000 RSI: ffffffff92c9b941 RDI: ffffffff924555e0
[  351.831268][T12283] RBP: ffffc90005bc7058 R08: 0000000000000000 R09: 0000000000000000
[  351.831750][T12283] R10: ffffc90005bc7088 R11: ffffffff93179160 R12: 1ffff92000b78df2
[  351.832231][T12283] R13: 00000000000005dc R14: ffffc90005bc7088 R15: ffff88800b462f08
[  351.832726][T12283] FS:  00007f564ca1a800(0000) GS:ffff8880a15b7000(0000) knlGS:0000000000000000
[  351.833316][T12283] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  351.833737][T12283] CR2: 00000000004e5760 CR3: 000000000fa51003 CR4: 0000000000772ef0
[  351.834224][T12283] PKRU: 55555554
[  351.834485][T12283] Call Trace:
[  351.834733][T12283]  <TASK>
[351.834910][T12283] ? __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) 
[351.835313][T12283] ? br_del_if (net/bridge/br_if.c:742) bridge 
[351.835710][T12283] ? do_set_master (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:41 net/core/rtnetlink.c:2933) 
[351.836035][T12283] ? do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[351.836372][T12283] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[351.836692][T12283] ? netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[351.837016][T12283] ? netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[351.837336][T12283] ? ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[351.837670][T12283] ? ___sys_sendmsg (net/socket.c:2670) 
[351.837996][T12283] ? __sys_sendmsg (net/socket.c:2700) 
[351.838316][T12283] ? do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[351.838644][T12283] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[351.839036][T12283] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[351.839377][T12283] netif_set_mtu (net/core/dev.c:9652) 
[351.839697][T12283] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[351.840034][T12283] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[351.840284][T12283] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[351.840742][T12283] br_del_if (net/bridge/br_if.c:743) bridge 
[351.841094][T12283] ? rtnl_is_locked (net/core/rtnetlink.c:169) 
[351.841425][T12283] do_set_master (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:41 net/core/rtnetlink.c:2933) 
[351.841746][T12283] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[351.842071][T12283] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[351.842479][T12283] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[351.842812][T12283] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[351.843140][T12283] ? __kernel_text_address (kernel/extable.c:79) 
[351.843471][T12283] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[351.843792][T12283] ? __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) 
[351.844110][T12283] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[351.844512][T12283] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[351.844832][T12283] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[351.845145][T12283] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[351.845480][T12283] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[351.845800][T12283] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[351.846119][T12283] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[351.846473][T12283] ? __create_object (mm/kmemleak.c:771) 
[351.846798][T12283] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[351.847116][T12283] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[351.847447][T12283] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[351.847842][T12283] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[351.848172][T12283] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[351.848504][T12283] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[351.848824][T12283] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[351.849147][T12283] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[351.849474][T12283] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[351.849790][T12283] ? __lock_release (kernel/locking/lockdep.c:5539) 
[351.850112][T12283] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[351.850438][T12283] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[351.850767][T12283] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[351.851090][T12283] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[351.851422][T12283] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[351.851739][T12283] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[351.852060][T12283] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[351.852405][T12283] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[351.852724][T12283] ? 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) 
[351.853070][T12283] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[351.853400][T12283] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[351.853719][T12283] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[351.854039][T12283] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[351.854369][T12283] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[351.854692][T12283] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[351.855026][T12283] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[351.855368][T12283] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[351.855687][T12283] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[351.856093][T12283] ___sys_sendmsg (net/socket.c:2670) 
[351.856420][T12283] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[351.856737][T12283] ? __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) 
[351.857130][T12283] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[351.857461][T12283] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[351.857791][T12283] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[351.858110][T12283] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[351.858466][T12283] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[351.858784][T12283] ? __lock_release (kernel/locking/lockdep.c:5539) 
[351.859108][T12283] __sys_sendmsg (net/socket.c:2700) 
[351.859434][T12283] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[351.859823][T12283] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[351.860160][T12283] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[351.860491][T12283] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[351.860808][T12283] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[  351.861197][T12283] RIP: 0033:0x7f564cbe71e7
[ 351.861537][T12283] 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)
[  351.862662][T12283] RSP: 002b:00007fffd2977098 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[  351.863156][T12283] RAX: ffffffffffffffda RBX: 00007fffd29777c0 RCX: 00007f564cbe71e7
[  351.863640][T12283] RDX: 0000000000000000 RSI: 00007fffd2977100 RDI: 0000000000000005
[  351.864116][T12283] RBP: 0000000000000003 R08: 0000000000000003 R09: 0000000000000078
[  351.864607][T12283] R10: 00007f564cae4ee8 R11: 0000000000000246 R12: 0000000000000003
[  351.865079][T12283] R13: 00000000686e4322 R14: 0000000000499600 R15: 0000000000000000
| [  352.673158][T12316] ------------[ cut here ]------------
| [352.673660][T12316] WARNING: CPU: 1 PID: 12316 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) 
| [  352.674268][T12316] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel bridge stp llc act_gact cls_flower sch_ingress vrf veth
| [  352.676004][T12316] Tainted: [W]=WARN
[  352.676240][T12316] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[352.676782][T12316] 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) 
[ 352.677103][T12316] 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
[  352.678358][T12316] RSP: 0018:ffffc90005b76ef0 EFLAGS: 00010246
[  352.678746][T12316] RAX: 0000000000000000 RBX: ffff88800b462000 RCX: 0000000000000001
[  352.679201][T12316] RDX: 0000000000000000 RSI: ffffffff92c9b941 RDI: ffffffff924555e0
[  352.679815][T12316] RBP: ffffc90005b76fe0 R08: 0000000000000000 R09: 0000000000000000
[  352.680271][T12316] R10: ffffc90005b77010 R11: ffffffff93aa8918 R12: 1ffff92000b6ede2
[  352.680880][T12316] R13: 00000000000005dc R14: ffffc90005b77010 R15: ffff88800b462f08
[  352.681337][T12316] FS:  00007fb2fc46e800(0000) GS:ffff8880a1537000(0000) knlGS:0000000000000000
[  352.682099][T12316] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  352.682636][T12316] CR2: 00000000004e5760 CR3: 000000000f47a002 CR4: 0000000000772ef0
[  352.683107][T12316] PKRU: 55555554
[  352.683556][T12316] Call Trace:
[  352.683795][T12316]  <TASK>
[352.683954][T12316] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[352.684262][T12316] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[352.684689][T12316] ? mark_held_locks (kernel/locking/lockdep.c:4328) 
[352.684994][T12316] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:151 kernel/locking/spinlock.c:194) 
[352.685398][T12316] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4475) 
[352.685708][T12316] netif_set_mtu (net/core/dev.c:9652) 
[352.686012][T12316] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[352.686330][T12316] ? br_get_link_af_size_filtered (net/bridge/br_netlink.c:116) bridge 
[352.686788][T12316] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[352.687026][T12316] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[352.687450][T12316] br_add_if (net/bridge/br_if.c:697) bridge 
[352.687803][T12316] do_set_master (net/core/rtnetlink.c:2948) 
[352.688113][T12316] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[352.688445][T12316] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[352.688837][T12316] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[352.689152][T12316] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[352.689481][T12316] ? __kernel_text_address (kernel/extable.c:79) 
[352.689793][T12316] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[352.690107][T12316] ? __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) 
[352.690424][T12316] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[352.690810][T12316] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[352.691121][T12316] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[352.691439][T12316] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[352.691747][T12316] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[352.692053][T12316] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[352.692377][T12316] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[352.692681][T12316] ? __create_object (mm/kmemleak.c:771) 
[352.693006][T12316] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[352.693312][T12316] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[352.693628][T12316] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[352.694017][T12316] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[352.694328][T12316] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[352.694647][T12316] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[352.694951][T12316] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[352.695262][T12316] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[352.695575][T12316] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[352.695879][T12316] ? __lock_release (kernel/locking/lockdep.c:5539) 
[352.696207][T12316] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[352.696535][T12316] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[352.696847][T12316] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[352.697155][T12316] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[352.697472][T12316] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[352.697780][T12316] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[352.698087][T12316] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[352.698411][T12316] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[352.698721][T12316] ? 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) 
[352.699027][T12316] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[352.699334][T12316] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[352.699646][T12316] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[352.699955][T12316] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[352.700262][T12316] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[352.700584][T12316] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[352.700913][T12316] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[352.701224][T12316] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[352.701537][T12316] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[352.701927][T12316] ___sys_sendmsg (net/socket.c:2670) 
[352.702226][T12316] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[352.702540][T12316] ? __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) 
[352.702934][T12316] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[352.703249][T12316] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[352.703566][T12316] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[352.703875][T12316] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[352.704182][T12316] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[352.704505][T12316] ? __lock_release (kernel/locking/lockdep.c:5539) 
[352.704825][T12316] __sys_sendmsg (net/socket.c:2700) 
[352.705127][T12316] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[352.705525][T12316] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[352.705845][T12316] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[352.706155][T12316] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[352.706473][T12316] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[  352.706856][T12316] RIP: 0033:0x7fb2fc63b1e7
[ 352.707174][T12316] 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)
[  352.708282][T12316] RSP: 002b:00007ffdf0257388 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[  352.708763][T12316] RAX: ffffffffffffffda RBX: 00007ffdf0257ab0 RCX: 00007fb2fc63b1e7
[  352.709224][T12316] RDX: 0000000000000000 RSI: 00007ffdf02573f0 RDI: 0000000000000005
[  352.709693][T12316] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000000
[  352.710157][T12316] R10: 000000004037a910 R11: 0000000000000246 R12: 0000000000000004
[  352.710627][T12316] R13: 00000000686e4323 R14: 0000000000499600 R15: 0000000000000000
| [  406.370288][T14268] ------------[ cut here ]------------
| [406.370651][T14268] WARNING: CPU: 3 PID: 14268 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) 
| [  406.371303][T14268] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel bridge stp llc act_gact cls_flower sch_ingress vrf veth
| [  406.374436][T14268] Tainted: [W]=WARN
[  406.374687][T14268] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[406.375085][T14268] 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) 
[ 406.375426][T14268] 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
[  406.376583][T14268] RSP: 0018:ffffc90001756f70 EFLAGS: 00010246
[  406.376985][T14268] RAX: 0000000000000000 RBX: ffff88800b462000 RCX: 0000000000000001
[  406.377471][T14268] RDX: 0000000000000000 RSI: ffffffff92c9b941 RDI: ffffffff924555e0
[  406.377950][T14268] RBP: ffffc90001757058 R08: 0000000000000000 R09: 0000000000000000
[  406.378437][T14268] R10: ffffc90001757088 R11: ffffffff93179160 R12: 1ffff920002eadf2
[  406.378920][T14268] R13: 00000000000005dc R14: ffffc90001757088 R15: ffff88800b462f08
[  406.379416][T14268] FS:  00007efff1988800(0000) GS:ffff8880a1637000(0000) knlGS:0000000000000000
[  406.379975][T14268] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  406.380385][T14268] CR2: 00000000004e5760 CR3: 000000000e804005 CR4: 0000000000772ef0
[  406.380864][T14268] PKRU: 55555554
[  406.381103][T14268] Call Trace:
[  406.381353][T14268]  <TASK>
[406.381517][T14268] ? __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) 
[406.381914][T14268] ? br_del_if (net/bridge/br_if.c:742) bridge 
[406.382286][T14268] ? do_set_master (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:41 net/core/rtnetlink.c:2933) 
[406.382618][T14268] ? do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[406.382948][T14268] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[406.383262][T14268] ? netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[406.383596][T14268] ? netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[406.383930][T14268] ? ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[406.384249][T14268] ? ___sys_sendmsg (net/socket.c:2670) 
[406.384603][T14268] ? __sys_sendmsg (net/socket.c:2700) 
[406.384927][T14268] ? do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[406.385259][T14268] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[406.385677][T14268] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[406.386008][T14268] netif_set_mtu (net/core/dev.c:9652) 
[406.386355][T14268] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[406.386692][T14268] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[406.386947][T14268] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[406.387406][T14268] br_del_if (net/bridge/br_if.c:743) bridge 
[406.387760][T14268] ? rtnl_is_locked (net/core/rtnetlink.c:169) 
[406.388088][T14268] do_set_master (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:41 net/core/rtnetlink.c:2933) 
[406.388419][T14268] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[406.388760][T14268] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[406.389160][T14268] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[406.389506][T14268] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[406.389844][T14268] ? __kernel_text_address (kernel/extable.c:79) 
[406.390167][T14268] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[406.390511][T14268] ? __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) 
[406.390846][T14268] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[406.391243][T14268] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[406.391579][T14268] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[406.391899][T14268] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[406.392232][T14268] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[406.392564][T14268] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[406.392905][T14268] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[406.393221][T14268] ? __create_object (mm/kmemleak.c:771) 
[406.393569][T14268] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[406.393904][T14268] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[406.394238][T14268] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[406.394660][T14268] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[406.394991][T14268] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[406.395325][T14268] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[406.395666][T14268] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[406.395991][T14268] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[406.396322][T14268] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[406.396651][T14268] ? __lock_release (kernel/locking/lockdep.c:5539) 
[406.396987][T14268] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[406.397303][T14268] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[406.397640][T14268] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[406.397962][T14268] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[406.398296][T14268] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[406.398641][T14268] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[406.398961][T14268] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[406.399289][T14268] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[406.399612][T14268] ? 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) 
[406.399943][T14268] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[406.400263][T14268] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[406.400602][T14268] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[406.400926][T14268] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[406.401250][T14268] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[406.401592][T14268] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[406.401921][T14268] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[406.402248][T14268] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[406.402573][T14268] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[406.403000][T14268] ___sys_sendmsg (net/socket.c:2670) 
[406.403313][T14268] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[406.403642][T14268] ? __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) 
[406.404041][T14268] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[406.404376][T14268] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[406.404704][T14268] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[406.405031][T14268] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[406.405360][T14268] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[406.405681][T14268] ? __lock_release (kernel/locking/lockdep.c:5539) 
[406.406009][T14268] __sys_sendmsg (net/socket.c:2700) 
[406.406323][T14268] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[406.406730][T14268] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[406.407068][T14268] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[406.407397][T14268] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[406.407731][T14268] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[  406.408142][T14268] RIP: 0033:0x7efff1b551e7
[ 406.408509][T14268] 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)
[  406.409699][T14268] RSP: 002b:00007ffec7f5a3e8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[  406.410203][T14268] RAX: ffffffffffffffda RBX: 00007ffec7f5ab10 RCX: 00007efff1b551e7
[  406.410702][T14268] RDX: 0000000000000000 RSI: 00007ffec7f5a450 RDI: 0000000000000005
[  406.411189][T14268] RBP: 0000000000000003 R08: 0000000000000003 R09: 0000000000000078
[  406.411677][T14268] R10: 00007efff1a52ee8 R11: 0000000000000246 R12: 0000000000000003
[  406.412174][T14268] R13: 00000000686e4359 R14: 0000000000499600 R15: 0000000000000000
| [  407.961197][T14295] ------------[ cut here ]------------
| [407.962326][T14295] WARNING: CPU: 0 PID: 14295 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) 
| [  407.962963][T14295] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel bridge stp llc act_gact cls_flower sch_ingress vrf veth
| [  407.964306][T14295] Tainted: [W]=WARN
[  407.964565][T14295] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[407.964949][T14295] 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) 
[ 407.965263][T14295] 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
[  407.966357][T14295] RSP: 0018:ffffc900023f6f70 EFLAGS: 00010246
[  407.966740][T14295] RAX: 0000000000000000 RBX: ffff88800b462000 RCX: 0000000000000001
[  407.967193][T14295] RDX: 0000000000000000 RSI: ffffffff92c9b941 RDI: ffffffff924555e0
[  407.967656][T14295] RBP: ffffc900023f7058 R08: 0000000000000000 R09: 0000000000000000
[  407.968118][T14295] R10: ffffc900023f7088 R11: ffffffff93179160 R12: 1ffff9200047edf2
[  407.968579][T14295] R13: 00000000000005dc R14: ffffc900023f7088 R15: ffff88800b462f08
[  407.969036][T14295] FS:  00007f209edc3800(0000) GS:ffff8880a14b7000(0000) knlGS:0000000000000000
[  407.969592][T14295] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  407.969982][T14295] CR2: 00000000004e5aa8 CR3: 000000000be3f002 CR4: 0000000000772ef0
[  407.970449][T14295] PKRU: 55555554
[  407.970681][T14295] Call Trace:
[  407.970908][T14295]  <TASK>
[407.971064][T14295] ? __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) 
[407.971453][T14295] ? br_del_if (net/bridge/br_if.c:742) bridge 
[407.971804][T14295] ? do_set_master (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:41 net/core/rtnetlink.c:2933) 
[407.972116][T14295] ? do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[407.972428][T14295] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[407.972729][T14295] ? netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[407.973049][T14295] ? netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[407.973358][T14295] ? ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[407.973664][T14295] ? ___sys_sendmsg (net/socket.c:2670) 
[407.973965][T14295] ? __sys_sendmsg (net/socket.c:2700) 
[407.974264][T14295] ? do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[407.974583][T14295] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[407.974959][T14295] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[407.975272][T14295] netif_set_mtu (net/core/dev.c:9652) 
[407.975588][T14295] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[407.975919][T14295] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[407.976151][T14295] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[407.976579][T14295] br_del_if (net/bridge/br_if.c:743) bridge 
[407.976926][T14295] ? rtnl_is_locked (net/core/rtnetlink.c:169) 
[407.977228][T14295] do_set_master (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:41 net/core/rtnetlink.c:2933) 
[407.977542][T14295] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[407.977854][T14295] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[407.978238][T14295] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[407.978550][T14295] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[407.978853][T14295] ? __kernel_text_address (kernel/extable.c:79) 
[407.979169][T14295] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[407.979484][T14295] ? __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) 
[407.979791][T14295] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[407.980174][T14295] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[407.980488][T14295] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[407.980790][T14295] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[407.981093][T14295] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[407.981410][T14295] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[407.981718][T14295] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[407.982020][T14295] ? __create_object (mm/kmemleak.c:771) 
[407.982328][T14295] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[407.982649][T14295] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[407.982967][T14295] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[407.983352][T14295] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[407.983666][T14295] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[407.983982][T14295] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[407.984285][T14295] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[407.984605][T14295] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[407.984909][T14295] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[407.985210][T14295] ? __lock_release (kernel/locking/lockdep.c:5539) 
[407.985527][T14295] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[407.985831][T14295] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[407.986138][T14295] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[407.986459][T14295] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[407.986768][T14295] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[407.987070][T14295] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[407.987392][T14295] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[407.987708][T14295] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[407.988012][T14295] ? 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) 
[407.988319][T14295] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[407.988643][T14295] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[407.988950][T14295] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[407.989267][T14295] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[407.989583][T14295] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[407.989888][T14295] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[407.990207][T14295] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[407.990523][T14295] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[407.990834][T14295] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[407.991224][T14295] ___sys_sendmsg (net/socket.c:2670) 
[407.991541][T14295] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[407.991847][T14295] ? __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) 
[407.992238][T14295] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[407.992555][T14295] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[407.992873][T14295] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[407.993191][T14295] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[407.993505][T14295] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[407.993818][T14295] ? __lock_release (kernel/locking/lockdep.c:5539) 
[407.994135][T14295] __sys_sendmsg (net/socket.c:2700) 
[407.994447][T14295] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[407.994824][T14295] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[407.995144][T14295] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[407.995456][T14295] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[407.995767][T14295] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[  407.996146][T14295] RIP: 0033:0x7f209ef901e7
[ 407.996467][T14295] 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)
[  407.997554][T14295] RSP: 002b:00007fff1e3f8e08 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[  407.998025][T14295] RAX: ffffffffffffffda RBX: 00007fff1e3f9530 RCX: 00007f209ef901e7
[  407.998492][T14295] RDX: 0000000000000000 RSI: 00007fff1e3f8e70 RDI: 0000000000000005
[  407.998960][T14295] RBP: 0000000000000003 R08: 0000000000000003 R09: 0000000000000078
[  407.999424][T14295] R10: 00007f209ee8dee8 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