======================================
| [   25.188054][  T353] br1: port 1(vx10) entered forwarding state
| [   25.189392][  T353] ------------[ cut here ]------------
| [ 25.189745][ T353] WARNING: CPU: 0 PID: 353 at ./include/net/netdev_lock.h:17 netif_set_mtu_ext (./include/net/netdev_lock.h:17 ./include/net/netdev_lock.h:15 ./include/net/netdev_lock.h:25 net/core/dev.c:9610) 
| [   25.190537][  T353] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel bridge stp llc 8021q sch_ingress vrf veth
[   25.192103][  T353] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 25.192530][ T353] RIP: 0010:netif_set_mtu_ext (./include/net/netdev_lock.h:17 ./include/net/netdev_lock.h:15 ./include/net/netdev_lock.h:25 net/core/dev.c:9610) 
[ 25.192914][ T353] Code: 00 00 8b 05 d7 bc 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 1a 63 7b 00 85 c0 0f 85 39 fe ff ff 90 <0f> 0b 90 e9 30 fe ff ff 48 b8 00 00 00 00 00 fc ff df 4c 89 fa 48
All code
========
   0:	00 00                	add    %al,(%rax)
   2:	8b 05 d7 bc 3a 02    	mov    0x23abcd7(%rip),%eax        # 0x23abcdf
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb a0 0c 00 00 	lea    0xca0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 1a 63 7b 00       	call   0x7b633b
  21:	85 c0                	test   %eax,%eax
  23:	0f 85 39 fe ff ff    	jne    0xfffffffffffffe62
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	e9 30 fe ff ff       	jmp    0xfffffffffffffe62
  32:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
  39:	fc ff df 
  3c:	4c 89 fa             	mov    %r15,%rdx
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	e9 30 fe ff ff       	jmp    0xfffffffffffffe38
   8:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
   f:	fc ff df 
  12:	4c 89 fa             	mov    %r15,%rdx
  15:	48                   	rex.W
[   25.194203][  T353] RSP: 0018:ffffc90000576ef0 EFLAGS: 00010246
[   25.194640][  T353] RAX: 0000000000000000 RBX: ffff888004c1a000 RCX: 0000000000000001
[   25.195162][  T353] RDX: 0000000000000000 RSI: ffffffffa869b941 RDI: ffffffffa7e555e0
[   25.195662][  T353] RBP: ffffc90000576fe0 R08: 0000000000000000 R09: 0000000000000000
[   25.196173][  T353] R10: ffffc90000577010 R11: ffffffffa94a8918 R12: 1ffff920000aede2
[   25.196783][  T353] R13: 00000000000005dc R14: ffffc90000577010 R15: ffff888004c1af08
[   25.197278][  T353] FS:  00007f0a6fe75800(0000) GS:ffff88808bab7000(0000) knlGS:0000000000000000
[   25.197833][  T353] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   25.198249][  T353] CR2: 00000000004e5ce0 CR3: 000000000daad004 CR4: 0000000000772ef0
[   25.198738][  T353] PKRU: 55555554
[   25.199131][  T353] Call Trace:
[   25.199393][  T353]  <TASK>
[ 25.199568][ T353] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 25.199904][ T353] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 25.200230][ T353] ? mark_held_locks (kernel/locking/lockdep.c:4328) 
[ 25.200555][ T353] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:151 kernel/locking/spinlock.c:194) 
[ 25.200964][ T353] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4475) 
[ 25.201293][ T353] netif_set_mtu (net/core/dev.c:9652) 
[ 25.201621][ T353] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 25.201962][ T353] ? br_get_link_af_size_filtered (net/bridge/br_netlink.c:116) bridge 
[ 25.202441][ T353] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 25.202687][ T353] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 25.203147][ T353] br_add_if (net/bridge/br_if.c:697) bridge 
[ 25.203539][ T353] do_set_master (net/core/rtnetlink.c:2948) 
[ 25.203869][ T353] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 25.204200][ T353] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 25.204622][ T353] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 25.204946][ T353] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 25.205279][ T353] ? __kernel_text_address (kernel/extable.c:79) 
[ 25.205612][ T353] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 25.205954][ T353] ? __mutex_trylock_common (./arch/x86/include/asm/atomic64_64.h:101 ./include/linux/atomic/atomic-arch-fallback.h:4296 ./include/linux/atomic/atomic-long.h:1482 ./include/linux/atomic/atomic-instrumented.h:4458 kernel/locking/mutex.c:113) 
[ 25.206283][ T353] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 25.206682][ T353] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 25.207007][ T353] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 25.207347][ T353] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 25.207678][ T353] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 25.208008][ T353] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 25.208335][ T353] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 25.208650][ T353] ? __create_object (mm/kmemleak.c:771) 
[ 25.208967][ T353] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 25.209299][ T353] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 25.209611][ T353] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 25.210006][ T353] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 25.210335][ T353] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 25.210663][ T353] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 25.210982][ T353] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 25.211322][ T353] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 25.211639][ T353] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 25.211953][ T353] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 25.212296][ T353] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 25.212609][ T353] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 25.212928][ T353] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 25.213250][ T353] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 25.213583][ T353] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 25.213897][ T353] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 25.214221][ T353] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 25.214559][ T353] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 25.214880][ T353] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 ./include/net/netns/generic.h:48 net/netlink/af_netlink.c:333) 
[ 25.215197][ T353] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 25.215531][ T353] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 25.215851][ T353] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 25.216180][ T353] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 25.216512][ T353] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 25.216836][ T353] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 25.217167][ T353] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 25.217504][ T353] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 25.217826][ T353] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 25.218255][ T353] ___sys_sendmsg (net/socket.c:2670) 
[ 25.218570][ T353] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 25.218883][ T353] ? __call_rcu_common.constprop.0 (./arch/x86/include/asm/irqflags.h:26 ./arch/x86/include/asm/irqflags.h:109 ./arch/x86/include/asm/irqflags.h:127 kernel/rcu/tree.c:3096) 
[ 25.219294][ T353] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 25.219612][ T353] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 25.219941][ T353] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 25.220322][ T353] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 25.220648][ T353] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 25.220968][ T353] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 25.221301][ T353] __sys_sendmsg (net/socket.c:2700) 
[ 25.221624][ T353] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 25.222018][ T353] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 25.222373][ T353] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 25.222701][ T353] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 25.223030][ T353] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   25.223438][  T353] RIP: 0033:0x7f0a700421e7
[ 25.223783][ T353] Code: 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b9 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 2e 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 89 54 24 1c 48 89 74 24 10
All code
========
   0:	0e                   	(bad)
   1:	00 f7                	add    %dh,%bh
   3:	d8 64 89 02          	fsubs  0x2(%rcx,%rcx,4)
   7:	48 c7 c0 ff ff ff ff 	mov    $0xffffffffffffffff,%rax
   e:	eb b9                	jmp    0xffffffffffffffc9
  10:	0f 1f 00             	nopl   (%rax)
  13:	f3 0f 1e fa          	endbr64
  17:	64 8b 04 25 18 00 00 	mov    %fs:0x18,%eax
  1e:	00 
  1f:	85 c0                	test   %eax,%eax
  21:	75 10                	jne    0x33
  23:	b8 2e 00 00 00       	mov    $0x2e,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax		<-- trapping instruction
  30:	77 51                	ja     0x83
  32:	c3                   	ret
  33:	48 83 ec 28          	sub    $0x28,%rsp
  37:	89 54 24 1c          	mov    %edx,0x1c(%rsp)
  3b:	48 89 74 24 10       	mov    %rsi,0x10(%rsp)

Code starting with the faulting instruction
===========================================
   0:	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax
   6:	77 51                	ja     0x59
   8:	c3                   	ret
   9:	48 83 ec 28          	sub    $0x28,%rsp
   d:	89 54 24 1c          	mov    %edx,0x1c(%rsp)
  11:	48 89 74 24 10       	mov    %rsi,0x10(%rsp)
[   25.224956][  T353] RSP: 002b:00007ffc368c0e88 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   25.225476][  T353] RAX: ffffffffffffffda RBX: 00007ffc368c15b0 RCX: 00007f0a700421e7
[   25.225960][  T353] RDX: 0000000000000000 RSI: 00007ffc368c0ef0 RDI: 0000000000000005
[   25.226449][  T353] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000000
[   25.226961][  T353] R10: 0000000033dcc910 R11: 0000000000000246 R12: 0000000000000004
[   25.227458][  T353] R13: 00000000686e0ab2 R14: 0000000000499600 R15: 0000000000000000
| [   25.739743][  T358] ------------[ cut here ]------------
| [ 25.740070][ T358] WARNING: CPU: 2 PID: 358 at ./include/net/netdev_lock.h:17 netif_set_mtu_ext (./include/net/netdev_lock.h:17 ./include/net/netdev_lock.h:15 ./include/net/netdev_lock.h:25 net/core/dev.c:9610) 
| [   25.741538][  T358] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel bridge stp llc 8021q sch_ingress vrf veth
| [   25.742979][  T358] Tainted: [W]=WARN
[   25.743251][  T358] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 25.743669][ T358] RIP: 0010:netif_set_mtu_ext (./include/net/netdev_lock.h:17 ./include/net/netdev_lock.h:15 ./include/net/netdev_lock.h:25 net/core/dev.c:9610) 
[ 25.744003][ T358] Code: 00 00 8b 05 d7 bc 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 1a 63 7b 00 85 c0 0f 85 39 fe ff ff 90 <0f> 0b 90 e9 30 fe ff ff 48 b8 00 00 00 00 00 fc ff df 4c 89 fa 48
All code
========
   0:	00 00                	add    %al,(%rax)
   2:	8b 05 d7 bc 3a 02    	mov    0x23abcd7(%rip),%eax        # 0x23abcdf
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb a0 0c 00 00 	lea    0xca0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 1a 63 7b 00       	call   0x7b633b
  21:	85 c0                	test   %eax,%eax
  23:	0f 85 39 fe ff ff    	jne    0xfffffffffffffe62
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	e9 30 fe ff ff       	jmp    0xfffffffffffffe62
  32:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
  39:	fc ff df 
  3c:	4c 89 fa             	mov    %r15,%rdx
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	e9 30 fe ff ff       	jmp    0xfffffffffffffe38
   8:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
   f:	fc ff df 
  12:	4c 89 fa             	mov    %r15,%rdx
  15:	48                   	rex.W
[   25.745180][  T358] RSP: 0018:ffffc900004c6ef0 EFLAGS: 00010246
[   25.745598][  T358] RAX: 0000000000000000 RBX: ffff888004c1a000 RCX: 0000000000000001
[   25.746072][  T358] RDX: 0000000000000000 RSI: ffffffffa869b941 RDI: ffffffffa7e555e0
[   25.746555][  T358] RBP: ffffc900004c6fe0 R08: 0000000000000000 R09: 0000000000000000
[   25.747034][  T358] R10: ffffc900004c7010 R11: ffffffffa94a8918 R12: 1ffff92000098de2
[   25.747517][  T358] R13: 00000000000005dc R14: ffffc900004c7010 R15: ffff888004c1af08
[   25.747986][  T358] FS:  00007f521a671800(0000) GS:ffff88808bbb7000(0000) knlGS:0000000000000000
[   25.748560][  T358] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   25.748967][  T358] CR2: 00000000004e5de8 CR3: 000000001764f002 CR4: 0000000000772ef0
[   25.749463][  T358] PKRU: 55555554
[   25.749728][  T358] Call Trace:
[   25.749970][  T358]  <TASK>
[ 25.750145][ T358] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 25.750486][ T358] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 25.750824][ T358] ? mark_held_locks (kernel/locking/lockdep.c:4328) 
[ 25.751154][ T358] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:151 kernel/locking/spinlock.c:194) 
[ 25.751572][ T358] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4475) 
[ 25.751908][ T358] netif_set_mtu (net/core/dev.c:9652) 
[ 25.752282][ T358] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 25.752625][ T358] ? br_get_link_af_size_filtered (net/bridge/br_netlink.c:116) bridge 
[ 25.753103][ T358] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 25.753386][ T358] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 25.753833][ T358] br_add_if (net/bridge/br_if.c:697) bridge 
[ 25.754197][ T358] do_set_master (net/core/rtnetlink.c:2948) 
[ 25.754536][ T358] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 25.754866][ T358] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 25.755327][ T358] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 25.755648][ T358] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 25.755990][ T358] ? __kernel_text_address (kernel/extable.c:79) 
[ 25.756332][ T358] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 25.756693][ T358] ? __mutex_trylock_common (./arch/x86/include/asm/atomic64_64.h:101 ./include/linux/atomic/atomic-arch-fallback.h:4296 ./include/linux/atomic/atomic-long.h:1482 ./include/linux/atomic/atomic-instrumented.h:4458 kernel/locking/mutex.c:113) 
[ 25.757031][ T358] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 25.757530][ T358] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 25.757871][ T358] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 25.758203][ T358] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 25.758552][ T358] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 25.758911][ T358] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 25.759263][ T358] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 25.759588][ T358] ? __create_object (mm/kmemleak.c:771) 
[ 25.759926][ T358] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 25.760260][ T358] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 25.760603][ T358] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 25.761007][ T358] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 25.761411][ T358] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 25.761753][ T358] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 25.762087][ T358] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 25.762516][ T358] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 25.762869][ T358] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 25.763229][ T358] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 25.763568][ T358] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 25.763902][ T358] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 25.764233][ T358] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 25.764571][ T358] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 25.764909][ T358] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 25.765317][ T358] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 25.765673][ T358] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 25.766030][ T358] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 25.766374][ T358] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 ./include/net/netns/generic.h:48 net/netlink/af_netlink.c:333) 
[ 25.766706][ T358] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 25.767048][ T358] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 25.767396][ T358] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 25.767749][ T358] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 25.768088][ T358] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 25.768437][ T358] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 25.768778][ T358] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 25.769154][ T358] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 25.769495][ T358] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 25.769941][ T358] ___sys_sendmsg (net/socket.c:2670) 
[ 25.770272][ T358] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 25.770601][ T358] ? __call_rcu_common.constprop.0 (./arch/x86/include/asm/irqflags.h:26 ./arch/x86/include/asm/irqflags.h:109 ./arch/x86/include/asm/irqflags.h:127 kernel/rcu/tree.c:3096) 
[ 25.771004][ T358] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 25.771342][ T358] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 25.771674][ T358] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 25.772009][ T358] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 25.772356][ T358] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 25.772680][ T358] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 25.773031][ T358] __sys_sendmsg (net/socket.c:2700) 
[ 25.773381][ T358] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 25.773779][ T358] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 25.774118][ T358] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 25.774456][ T358] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 25.774794][ T358] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   25.775190][  T358] RIP: 0033:0x7f521a83e1e7
[ 25.775548][ T358] Code: 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b9 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 2e 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 89 54 24 1c 48 89 74 24 10
All code
========
   0:	0e                   	(bad)
   1:	00 f7                	add    %dh,%bh
   3:	d8 64 89 02          	fsubs  0x2(%rcx,%rcx,4)
   7:	48 c7 c0 ff ff ff ff 	mov    $0xffffffffffffffff,%rax
   e:	eb b9                	jmp    0xffffffffffffffc9
  10:	0f 1f 00             	nopl   (%rax)
  13:	f3 0f 1e fa          	endbr64
  17:	64 8b 04 25 18 00 00 	mov    %fs:0x18,%eax
  1e:	00 
  1f:	85 c0                	test   %eax,%eax
  21:	75 10                	jne    0x33
  23:	b8 2e 00 00 00       	mov    $0x2e,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax		<-- trapping instruction
  30:	77 51                	ja     0x83
  32:	c3                   	ret
  33:	48 83 ec 28          	sub    $0x28,%rsp
  37:	89 54 24 1c          	mov    %edx,0x1c(%rsp)
  3b:	48 89 74 24 10       	mov    %rsi,0x10(%rsp)

Code starting with the faulting instruction
===========================================
   0:	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax
   6:	77 51                	ja     0x59
   8:	c3                   	ret
   9:	48 83 ec 28          	sub    $0x28,%rsp
   d:	89 54 24 1c          	mov    %edx,0x1c(%rsp)
  11:	48 89 74 24 10       	mov    %rsi,0x10(%rsp)
[   25.776687][  T358] RSP: 002b:00007ffdb7970e88 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   25.777213][  T358] RAX: ffffffffffffffda RBX: 00007ffdb79715b0 RCX: 00007f521a83e1e7
[   25.777709][  T358] RDX: 0000000000000000 RSI: 00007ffdb7970ef0 RDI: 0000000000000005
[   25.778182][  T358] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000000
[   25.778674][  T358] R10: 000000000592a910 R11: 0000000000000246 R12: 0000000000000004
[   25.779147][  T358] R13: 00000000686e0ab3 R14: 0000000000499600 R15: 0000000000000000
| [   26.012684][  T360] ------------[ cut here ]------------
| [ 26.013061][ T360] WARNING: CPU: 0 PID: 360 at ./include/net/netdev_lock.h:17 netif_set_mtu_ext (./include/net/netdev_lock.h:17 ./include/net/netdev_lock.h:15 ./include/net/netdev_lock.h:25 net/core/dev.c:9610) 
| [   26.013720][  T360] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel bridge stp llc 8021q sch_ingress vrf veth
| [   26.015081][  T360] Tainted: [W]=WARN
[   26.015335][  T360] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 26.015762][ T360] RIP: 0010:netif_set_mtu_ext (./include/net/netdev_lock.h:17 ./include/net/netdev_lock.h:15 ./include/net/netdev_lock.h:25 net/core/dev.c:9610) 
[ 26.016092][ T360] Code: 00 00 8b 05 d7 bc 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 1a 63 7b 00 85 c0 0f 85 39 fe ff ff 90 <0f> 0b 90 e9 30 fe ff ff 48 b8 00 00 00 00 00 fc ff df 4c 89 fa 48
All code
========
   0:	00 00                	add    %al,(%rax)
   2:	8b 05 d7 bc 3a 02    	mov    0x23abcd7(%rip),%eax        # 0x23abcdf
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb a0 0c 00 00 	lea    0xca0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 1a 63 7b 00       	call   0x7b633b
  21:	85 c0                	test   %eax,%eax
  23:	0f 85 39 fe ff ff    	jne    0xfffffffffffffe62
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	e9 30 fe ff ff       	jmp    0xfffffffffffffe62
  32:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
  39:	fc ff df 
  3c:	4c 89 fa             	mov    %r15,%rdx
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	e9 30 fe ff ff       	jmp    0xfffffffffffffe38
   8:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
   f:	fc ff df 
  12:	4c 89 fa             	mov    %r15,%rdx
  15:	48                   	rex.W
[   26.017278][  T360] RSP: 0018:ffffc90000b66ef0 EFLAGS: 00010246
[   26.017695][  T360] RAX: 0000000000000000 RBX: ffff888004c1a000 RCX: 0000000000000001
[   26.018190][  T360] RDX: 0000000000000000 RSI: ffffffffa869b941 RDI: ffffffffa7e555e0
[   26.018695][  T360] RBP: ffffc90000b66fe0 R08: 0000000000000000 R09: 0000000000000000
[   26.019171][  T360] R10: ffffc90000b67010 R11: ffffffffa94a8918 R12: 1ffff9200016cde2
[   26.019668][  T360] R13: 00000000000005dc R14: ffffc90000b67010 R15: ffff888004c1af08
[   26.020146][  T360] FS:  00007fbed2169800(0000) GS:ffff88808bab7000(0000) knlGS:0000000000000000
[   26.020731][  T360] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   26.021131][  T360] CR2: 00000000004e5aa8 CR3: 0000000015509003 CR4: 0000000000772ef0
[   26.021617][  T360] PKRU: 55555554
[   26.021855][  T360] Call Trace:
[   26.022112][  T360]  <TASK>
[ 26.022299][ T360] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 26.022646][ T360] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 26.023011][ T360] ? mark_held_locks (kernel/locking/lockdep.c:4328) 
[ 26.023359][ T360] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:151 kernel/locking/spinlock.c:194) 
[ 26.023770][ T360] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4475) 
[ 26.024095][ T360] netif_set_mtu (net/core/dev.c:9652) 
[ 26.024425][ T360] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 26.024771][ T360] ? br_get_link_af_size_filtered (net/bridge/br_netlink.c:116) bridge 
[ 26.025251][ T360] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 26.025498][ T360] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 26.025935][ T360] br_add_if (net/bridge/br_if.c:697) bridge 
[ 26.026342][ T360] do_set_master (net/core/rtnetlink.c:2948) 
[ 26.026669][ T360] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 26.026995][ T360] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 26.027425][ T360] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 26.027777][ T360] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 26.028093][ T360] ? __kernel_text_address (kernel/extable.c:79) 
[ 26.028426][ T360] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 26.028761][ T360] ? __mutex_trylock_common (./arch/x86/include/asm/atomic64_64.h:101 ./include/linux/atomic/atomic-arch-fallback.h:4296 ./include/linux/atomic/atomic-long.h:1482 ./include/linux/atomic/atomic-instrumented.h:4458 kernel/locking/mutex.c:113) 
[ 26.029092][ T360] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 26.029515][ T360] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 26.029866][ T360] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 26.030189][ T360] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 26.030559][ T360] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 26.030904][ T360] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 26.031264][ T360] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 26.031612][ T360] ? __create_object (mm/kmemleak.c:771) 
[ 26.031986][ T360] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 26.032368][ T360] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 26.032725][ T360] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 26.033158][ T360] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 26.033525][ T360] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 26.033872][ T360] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 26.034234][ T360] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 26.034602][ T360] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 26.034943][ T360] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 26.035303][ T360] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 26.035652][ T360] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 26.036006][ T360] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 26.036359][ T360] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 26.036726][ T360] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 26.037084][ T360] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 26.037432][ T360] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 26.037776][ T360] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 26.038121][ T360] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 26.038472][ T360] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 ./include/net/netns/generic.h:48 net/netlink/af_netlink.c:333) 
[ 26.038842][ T360] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 26.039189][ T360] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 26.039540][ T360] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 26.039884][ T360] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 26.040248][ T360] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 26.040599][ T360] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 26.040961][ T360] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 26.041367][ T360] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 26.041700][ T360] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 26.042145][ T360] ___sys_sendmsg (net/socket.c:2670) 
[ 26.042506][ T360] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 26.042846][ T360] ? __call_rcu_common.constprop.0 (./arch/x86/include/asm/irqflags.h:26 ./arch/x86/include/asm/irqflags.h:109 ./arch/x86/include/asm/irqflags.h:127 kernel/rcu/tree.c:3096) 
[ 26.043313][ T360] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 26.043671][ T360] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 26.044013][ T360] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 26.044366][ T360] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 26.044718][ T360] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 26.045050][ T360] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 26.045403][ T360] __sys_sendmsg (net/socket.c:2700) 
[ 26.045735][ T360] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 26.046187][ T360] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 26.046549][ T360] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 26.046894][ T360] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 26.047268][ T360] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   26.047697][  T360] RIP: 0033:0x7fbed23361e7
[ 26.048045][ T360] Code: 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b9 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 2e 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 89 54 24 1c 48 89 74 24 10
All code
========
   0:	0e                   	(bad)
   1:	00 f7                	add    %dh,%bh
   3:	d8 64 89 02          	fsubs  0x2(%rcx,%rcx,4)
   7:	48 c7 c0 ff ff ff ff 	mov    $0xffffffffffffffff,%rax
   e:	eb b9                	jmp    0xffffffffffffffc9
  10:	0f 1f 00             	nopl   (%rax)
  13:	f3 0f 1e fa          	endbr64
  17:	64 8b 04 25 18 00 00 	mov    %fs:0x18,%eax
  1e:	00 
  1f:	85 c0                	test   %eax,%eax
  21:	75 10                	jne    0x33
  23:	b8 2e 00 00 00       	mov    $0x2e,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax		<-- trapping instruction
  30:	77 51                	ja     0x83
  32:	c3                   	ret
  33:	48 83 ec 28          	sub    $0x28,%rsp
  37:	89 54 24 1c          	mov    %edx,0x1c(%rsp)
  3b:	48 89 74 24 10       	mov    %rsi,0x10(%rsp)

Code starting with the faulting instruction
===========================================
   0:	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax
   6:	77 51                	ja     0x59
   8:	c3                   	ret
   9:	48 83 ec 28          	sub    $0x28,%rsp
   d:	89 54 24 1c          	mov    %edx,0x1c(%rsp)
  11:	48 89 74 24 10       	mov    %rsi,0x10(%rsp)
[   26.049197][  T360] RSP: 002b:00007ffc6afd04c8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   26.049701][  T360] RAX: ffffffffffffffda RBX: 00007ffc6afd0bf0 RCX: 00007fbed23361e7
[   26.050211][  T360] RDX: 0000000000000000 RSI: 00007ffc6afd0530 RDI: 0000000000000005
[   26.050719][  T360] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000000
[   26.051214][  T360] R10: 000000002735c910 R11: 0000000000000246 R12: 0000000000000004
[   26.051708][  T360] R13: 00000000686e0ab3 R14: 0000000000499600 R15: 0000000000000000
| [   26.727038][  T365] ------------[ cut here ]------------
| [ 26.727353][ T365] WARNING: CPU: 3 PID: 365 at ./include/net/netdev_lock.h:17 netif_set_mtu_ext (./include/net/netdev_lock.h:17 ./include/net/netdev_lock.h:15 ./include/net/netdev_lock.h:25 net/core/dev.c:9610) 
| [   26.727961][  T365] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel bridge stp llc 8021q sch_ingress vrf veth
| [   26.729556][  T365] Tainted: [W]=WARN
[   26.729787][  T365] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 26.730187][ T365] RIP: 0010:netif_set_mtu_ext (./include/net/netdev_lock.h:17 ./include/net/netdev_lock.h:15 ./include/net/netdev_lock.h:25 net/core/dev.c:9610) 
[ 26.730521][ T365] Code: 00 00 8b 05 d7 bc 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 1a 63 7b 00 85 c0 0f 85 39 fe ff ff 90 <0f> 0b 90 e9 30 fe ff ff 48 b8 00 00 00 00 00 fc ff df 4c 89 fa 48
All code
========
   0:	00 00                	add    %al,(%rax)
   2:	8b 05 d7 bc 3a 02    	mov    0x23abcd7(%rip),%eax        # 0x23abcdf
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb a0 0c 00 00 	lea    0xca0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 1a 63 7b 00       	call   0x7b633b
  21:	85 c0                	test   %eax,%eax
  23:	0f 85 39 fe ff ff    	jne    0xfffffffffffffe62
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	e9 30 fe ff ff       	jmp    0xfffffffffffffe62
  32:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
  39:	fc ff df 
  3c:	4c 89 fa             	mov    %r15,%rdx
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	e9 30 fe ff ff       	jmp    0xfffffffffffffe38
   8:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
   f:	fc ff df 
  12:	4c 89 fa             	mov    %r15,%rdx
  15:	48                   	rex.W
[   26.731656][  T365] RSP: 0018:ffffc90000606ef0 EFLAGS: 00010246
[   26.732070][  T365] RAX: 0000000000000000 RBX: ffff888004c1a000 RCX: 0000000000000001
[   26.732587][  T365] RDX: 0000000000000000 RSI: ffffffffa869b941 RDI: ffffffffa7e555e0
[   26.733076][  T365] RBP: ffffc90000606fe0 R08: 0000000000000000 R09: 0000000000000000
[   26.733573][  T365] R10: ffffc90000607010 R11: ffffffffa94a8918 R12: 1ffff920000c0de2
[   26.734043][  T365] R13: 00000000000005dc R14: ffffc90000607010 R15: ffff888004c1af08
[   26.734522][  T365] FS:  00007fdfef6af800(0000) GS:ffff88808bc37000(0000) knlGS:0000000000000000
[   26.735060][  T365] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   26.735473][  T365] CR2: 00000000004e5ab0 CR3: 000000000dad1006 CR4: 0000000000772ef0
[   26.735935][  T365] PKRU: 55555554
[   26.736180][  T365] Call Trace:
[   26.736421][  T365]  <TASK>
[ 26.736596][ T365] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 26.736909][ T365] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 26.737236][ T365] ? mark_held_locks (kernel/locking/lockdep.c:4328) 
[ 26.737567][ T365] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:151 kernel/locking/spinlock.c:194) 
[ 26.737952][ T365] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4475) 
[ 26.738272][ T365] netif_set_mtu (net/core/dev.c:9652) 
[ 26.738593][ T365] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 26.738926][ T365] ? br_get_link_af_size_filtered (net/bridge/br_netlink.c:116) bridge 
[ 26.739366][ T365] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 26.739599][ T365] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 26.740043][ T365] br_add_if (net/bridge/br_if.c:697) bridge 
[ 26.740427][ T365] do_set_master (net/core/rtnetlink.c:2948) 
[ 26.740753][ T365] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 26.741077][ T365] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 26.741478][ T365] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 26.741786][ T365] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 26.742093][ T365] ? __kernel_text_address (kernel/extable.c:79) 
[ 26.742433][ T365] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 26.742743][ T365] ? __mutex_trylock_common (./arch/x86/include/asm/atomic64_64.h:101 ./include/linux/atomic/atomic-arch-fallback.h:4296 ./include/linux/atomic/atomic-long.h:1482 ./include/linux/atomic/atomic-instrumented.h:4458 kernel/locking/mutex.c:113) 
[ 26.743070][ T365] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 26.743483][ T365] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 26.743793][ T365] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 26.744104][ T365] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 26.744422][ T365] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 26.744731][ T365] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 26.745038][ T365] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 26.745348][ T365] ? __create_object (mm/kmemleak.c:771) 
[ 26.745663][ T365] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 26.745971][ T365] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 26.746286][ T365] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 26.746671][ T365] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 26.747013][ T365] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 26.747355][ T365] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 26.747675][ T365] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 26.748003][ T365] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 26.748343][ T365] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 26.748657][ T365] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 26.748987][ T365] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 26.749331][ T365] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 26.749667][ T365] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 26.750006][ T365] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 26.750371][ T365] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 26.750695][ T365] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 26.751015][ T365] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 26.751358][ T365] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 26.751678][ T365] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 ./include/net/netns/generic.h:48 net/netlink/af_netlink.c:333) 
[ 26.752021][ T365] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 26.752375][ T365] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 26.752696][ T365] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 26.753023][ T365] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 26.753363][ T365] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 26.753684][ T365] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 26.754013][ T365] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 26.754350][ T365] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 26.754676][ T365] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 26.755088][ T365] ___sys_sendmsg (net/socket.c:2670) 
[ 26.755409][ T365] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 26.755732][ T365] ? __call_rcu_common.constprop.0 (./arch/x86/include/asm/irqflags.h:26 ./arch/x86/include/asm/irqflags.h:109 ./arch/x86/include/asm/irqflags.h:127 kernel/rcu/tree.c:3096) 
[ 26.756134][ T365] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 26.756452][ T365] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 26.756765][ T365] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 26.757093][ T365] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 26.757421][ T365] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 26.757729][ T365] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 26.758057][ T365] __sys_sendmsg (net/socket.c:2700) 
[ 26.758371][ T365] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 26.758760][ T365] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 26.759080][ T365] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 26.759395][ T365] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 26.759715][ T365] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   26.760101][  T365] RIP: 0033:0x7fdfef87c1e7
[ 26.760465][ T365] Code: 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b9 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 2e 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 89 54 24 1c 48 89 74 24 10
All code
========
   0:	0e                   	(bad)
   1:	00 f7                	add    %dh,%bh
   3:	d8 64 89 02          	fsubs  0x2(%rcx,%rcx,4)
   7:	48 c7 c0 ff ff ff ff 	mov    $0xffffffffffffffff,%rax
   e:	eb b9                	jmp    0xffffffffffffffc9
  10:	0f 1f 00             	nopl   (%rax)
  13:	f3 0f 1e fa          	endbr64
  17:	64 8b 04 25 18 00 00 	mov    %fs:0x18,%eax
  1e:	00 
  1f:	85 c0                	test   %eax,%eax
  21:	75 10                	jne    0x33
  23:	b8 2e 00 00 00       	mov    $0x2e,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax		<-- trapping instruction
  30:	77 51                	ja     0x83
  32:	c3                   	ret
  33:	48 83 ec 28          	sub    $0x28,%rsp
  37:	89 54 24 1c          	mov    %edx,0x1c(%rsp)
  3b:	48 89 74 24 10       	mov    %rsi,0x10(%rsp)

Code starting with the faulting instruction
===========================================
   0:	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax
   6:	77 51                	ja     0x59
   8:	c3                   	ret
   9:	48 83 ec 28          	sub    $0x28,%rsp
   d:	89 54 24 1c          	mov    %edx,0x1c(%rsp)
  11:	48 89 74 24 10       	mov    %rsi,0x10(%rsp)
[   26.761587][  T365] RSP: 002b:00007ffef4c04ec8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   26.762062][  T365] RAX: ffffffffffffffda RBX: 00007ffef4c055f0 RCX: 00007fdfef87c1e7
[   26.762550][  T365] RDX: 0000000000000000 RSI: 00007ffef4c04f30 RDI: 0000000000000005
[   26.763006][  T365] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000000
[   26.763476][  T365] R10: 0000000038cd5910 R11: 0000000000000246 R12: 0000000000000004
[   26.763959][  T365] R13: 00000000686e0ab4 R14: 0000000000499600 R15: 0000000000000000
| [   31.904227][  T415] ------------[ cut here ]------------
| [ 31.904786][ T415] WARNING: CPU: 1 PID: 415 at ./include/net/netdev_lock.h:17 netif_set_mtu_ext (./include/net/netdev_lock.h:17 ./include/net/netdev_lock.h:15 ./include/net/netdev_lock.h:25 net/core/dev.c:9610) 
| [   31.905748][  T415] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel bridge stp llc 8021q sch_ingress vrf veth
| [   31.908728][  T415] Tainted: [W]=WARN
[   31.908977][  T415] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 31.909368][ T415] RIP: 0010:netif_set_mtu_ext (./include/net/netdev_lock.h:17 ./include/net/netdev_lock.h:15 ./include/net/netdev_lock.h:25 net/core/dev.c:9610) 
[ 31.909696][ T415] Code: 00 00 8b 05 d7 bc 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 1a 63 7b 00 85 c0 0f 85 39 fe ff ff 90 <0f> 0b 90 e9 30 fe ff ff 48 b8 00 00 00 00 00 fc ff df 4c 89 fa 48
All code
========
   0:	00 00                	add    %al,(%rax)
   2:	8b 05 d7 bc 3a 02    	mov    0x23abcd7(%rip),%eax        # 0x23abcdf
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb a0 0c 00 00 	lea    0xca0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 1a 63 7b 00       	call   0x7b633b
  21:	85 c0                	test   %eax,%eax
  23:	0f 85 39 fe ff ff    	jne    0xfffffffffffffe62
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	e9 30 fe ff ff       	jmp    0xfffffffffffffe62
  32:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
  39:	fc ff df 
  3c:	4c 89 fa             	mov    %r15,%rdx
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	e9 30 fe ff ff       	jmp    0xfffffffffffffe38
   8:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
   f:	fc ff df 
  12:	4c 89 fa             	mov    %r15,%rdx
  15:	48                   	rex.W
[   31.910789][  T415] RSP: 0018:ffffc90000b46ef0 EFLAGS: 00010246
[   31.911183][  T415] RAX: 0000000000000000 RBX: ffff88800296a000 RCX: 0000000000000001
[   31.911644][  T415] RDX: 0000000000000000 RSI: ffffffffa869b941 RDI: ffffffffa7e555e0
[   31.912116][  T415] RBP: ffffc90000b46fe0 R08: 0000000000000000 R09: 0000000000000000
[   31.912584][  T415] R10: ffffc90000b47010 R11: ffffffffa8b79160 R12: 1ffff92000168de2
[   31.913047][  T415] R13: 00000000000005dc R14: ffffc90000b47010 R15: ffff88800296af08
[   31.913506][  T415] FS:  00007ff597914800(0000) GS:ffff88808bb37000(0000) knlGS:0000000000000000
[   31.914049][  T415] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   31.914438][  T415] CR2: 00000000004e6898 CR3: 0000000016c41001 CR4: 0000000000772ef0
[   31.914912][  T415] PKRU: 55555554
[   31.915142][  T415] Call Trace:
[   31.915381][  T415]  <TASK>
[ 31.915542][ T415] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 31.915865][ T415] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 31.916209][ T415] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 31.916532][ T415] netif_set_mtu (net/core/dev.c:9652) 
[ 31.916848][ T415] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 31.917176][ T415] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 31.917417][ T415] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 31.917858][ T415] br_add_if (net/bridge/br_if.c:697) bridge 
[ 31.918213][ T415] do_set_master (net/core/rtnetlink.c:2948) 
[ 31.918557][ T415] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 31.918877][ T415] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 31.919279][ T415] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 31.919583][ T415] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 31.919894][ T415] ? __kernel_text_address (kernel/extable.c:79) 
[ 31.920203][ T415] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 31.920520][ T415] ? __mutex_trylock_common (./arch/x86/include/asm/atomic64_64.h:101 ./include/linux/atomic/atomic-arch-fallback.h:4296 ./include/linux/atomic/atomic-long.h:1482 ./include/linux/atomic/atomic-instrumented.h:4458 kernel/locking/mutex.c:113) 
[ 31.920828][ T415] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 31.921213][ T415] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 31.921542][ T415] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 31.921871][ T415] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 31.922193][ T415] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 31.922520][ T415] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 31.922832][ T415] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 31.923148][ T415] ? __create_object (mm/kmemleak.c:771) 
[ 31.923476][ T415] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 31.923792][ T415] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 31.924105][ T415] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 31.924511][ T415] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 31.924826][ T415] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 31.925293][ T415] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 31.925800][ T415] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 31.926371][ T415] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 31.926914][ T415] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 31.927446][ T415] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 31.927972][ T415] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 31.928500][ T415] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 31.929026][ T415] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 31.929566][ T415] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 31.930105][ T415] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 31.930638][ T415] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 31.931142][ T415] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 31.931703][ T415] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 31.932235][ T415] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 ./include/net/netns/generic.h:48 net/netlink/af_netlink.c:333) 
[ 31.932780][ T415] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 31.933330][ T415] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 31.933856][ T415] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 31.934385][ T415] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 31.934882][ T415] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 31.935410][ T415] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 31.935954][ T415] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 31.936493][ T415] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 31.937025][ T415] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 31.937715][ T415] ___sys_sendmsg (net/socket.c:2670) 
[ 31.938260][ T415] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 31.938783][ T415] ? __call_rcu_common.constprop.0 (./arch/x86/include/asm/irqflags.h:26 ./arch/x86/include/asm/irqflags.h:109 ./arch/x86/include/asm/irqflags.h:127 kernel/rcu/tree.c:3096) 
[ 31.939436][ T415] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 31.939969][ T415] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 31.940510][ T415] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 31.941041][ T415] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 31.941577][ T415] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 31.942109][ T415] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 31.942664][ T415] __sys_sendmsg (net/socket.c:2700) 
[ 31.943149][ T415] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 31.943808][ T415] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 31.944233][ T415] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 31.944560][ T415] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 31.944882][ T415] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   31.945277][  T415] RIP: 0033:0x7ff597ae11e7
[ 31.945595][ T415] Code: 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b9 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 2e 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 89 54 24 1c 48 89 74 24 10
All code
========
   0:	0e                   	(bad)
   1:	00 f7                	add    %dh,%bh
   3:	d8 64 89 02          	fsubs  0x2(%rcx,%rcx,4)
   7:	48 c7 c0 ff ff ff ff 	mov    $0xffffffffffffffff,%rax
   e:	eb b9                	jmp    0xffffffffffffffc9
  10:	0f 1f 00             	nopl   (%rax)
  13:	f3 0f 1e fa          	endbr64
  17:	64 8b 04 25 18 00 00 	mov    %fs:0x18,%eax
  1e:	00 
  1f:	85 c0                	test   %eax,%eax
  21:	75 10                	jne    0x33
  23:	b8 2e 00 00 00       	mov    $0x2e,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax		<-- trapping instruction
  30:	77 51                	ja     0x83
  32:	c3                   	ret
  33:	48 83 ec 28          	sub    $0x28,%rsp
  37:	89 54 24 1c          	mov    %edx,0x1c(%rsp)
  3b:	48 89 74 24 10       	mov    %rsi,0x10(%rsp)

Code starting with the faulting instruction
===========================================
   0:	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax
   6:	77 51                	ja     0x59
   8:	c3                   	ret
   9:	48 83 ec 28          	sub    $0x28,%rsp
   d:	89 54 24 1c          	mov    %edx,0x1c(%rsp)
  11:	48 89 74 24 10       	mov    %rsi,0x10(%rsp)
[   31.946702][  T415] RSP: 002b:00007fff07394308 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   31.947188][  T415] RAX: ffffffffffffffda RBX: 00007fff07394a30 RCX: 00007ff597ae11e7
[   31.947659][  T415] RDX: 0000000000000000 RSI: 00007fff07394370 RDI: 0000000000000005
[   31.948126][  T415] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000000
[   31.948596][  T415] R10: 000000003f0cd910 R11: 0000000000000246 R12: 0000000000000004
[   31.949063][  T415] R13: 00000000686e0ab9 R14: 0000000000499600 R15: 0000000000000000
| [   33.069296][  T423] ------------[ cut here ]------------
| [ 33.069653][ T423] WARNING: CPU: 3 PID: 423 at ./include/net/netdev_lock.h:17 netif_set_mtu_ext (./include/net/netdev_lock.h:17 ./include/net/netdev_lock.h:15 ./include/net/netdev_lock.h:25 net/core/dev.c:9610) 
| [   33.070329][  T423] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel bridge stp llc 8021q sch_ingress vrf veth
| [   33.071909][  T423] Tainted: [W]=WARN
[   33.072163][  T423] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 33.072696][ T423] RIP: 0010:netif_set_mtu_ext (./include/net/netdev_lock.h:17 ./include/net/netdev_lock.h:15 ./include/net/netdev_lock.h:25 net/core/dev.c:9610) 
[ 33.073014][ T423] Code: 00 00 8b 05 d7 bc 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 1a 63 7b 00 85 c0 0f 85 39 fe ff ff 90 <0f> 0b 90 e9 30 fe ff ff 48 b8 00 00 00 00 00 fc ff df 4c 89 fa 48
All code
========
   0:	00 00                	add    %al,(%rax)
   2:	8b 05 d7 bc 3a 02    	mov    0x23abcd7(%rip),%eax        # 0x23abcdf
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb a0 0c 00 00 	lea    0xca0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 1a 63 7b 00       	call   0x7b633b
  21:	85 c0                	test   %eax,%eax
  23:	0f 85 39 fe ff ff    	jne    0xfffffffffffffe62
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	e9 30 fe ff ff       	jmp    0xfffffffffffffe62
  32:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
  39:	fc ff df 
  3c:	4c 89 fa             	mov    %r15,%rdx
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	e9 30 fe ff ff       	jmp    0xfffffffffffffe38
   8:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
   f:	fc ff df 
  12:	4c 89 fa             	mov    %r15,%rdx
  15:	48                   	rex.W
[   33.074139][  T423] RSP: 0018:ffffc90000b86ef0 EFLAGS: 00010246
[   33.074556][  T423] RAX: 0000000000000000 RBX: ffff88800296a000 RCX: 0000000000000001
[   33.075027][  T423] RDX: 0000000000000000 RSI: ffffffffa869b941 RDI: ffffffffa7e555e0
[   33.075501][  T423] RBP: ffffc90000b86fe0 R08: 0000000000000000 R09: 0000000000000000
[   33.075970][  T423] R10: ffffc90000b87010 R11: ffffffffa8b79160 R12: 1ffff92000170de2
[   33.076452][  T423] R13: 00000000000005dc R14: ffffc90000b87010 R15: ffff88800296af08
[   33.076911][  T423] FS:  00007f98488d8800(0000) GS:ffff88808bc37000(0000) knlGS:0000000000000000
[   33.077468][  T423] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   33.077860][  T423] CR2: 00000000004e5ce0 CR3: 000000000d89a002 CR4: 0000000000772ef0
[   33.078364][  T423] PKRU: 55555554
[   33.078602][  T423] Call Trace:
[   33.078833][  T423]  <TASK>
[ 33.078997][ T423] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 33.079321][ T423] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 33.079639][ T423] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 33.079955][ T423] netif_set_mtu (net/core/dev.c:9652) 
[ 33.080324][ T423] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 33.080651][ T423] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 33.080889][ T423] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 33.081341][ T423] br_add_if (net/bridge/br_if.c:697) bridge 
[ 33.081700][ T423] do_set_master (net/core/rtnetlink.c:2948) 
[ 33.082017][ T423] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 33.082367][ T423] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 33.082763][ T423] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 33.083071][ T423] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 33.083391][ T423] ? __kernel_text_address (kernel/extable.c:79) 
[ 33.083707][ T423] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 33.084020][ T423] ? __mutex_trylock_common (./arch/x86/include/asm/atomic64_64.h:101 ./include/linux/atomic/atomic-arch-fallback.h:4296 ./include/linux/atomic/atomic-long.h:1482 ./include/linux/atomic/atomic-instrumented.h:4458 kernel/locking/mutex.c:113) 
[ 33.084338][ T423] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 33.084723][ T423] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 33.085052][ T423] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 33.085369][ T423] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 33.085677][ T423] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 33.085992][ T423] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 33.086353][ T423] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 33.086658][ T423] ? __create_object (mm/kmemleak.c:771) 
[ 33.086971][ T423] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 33.087289][ T423] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 33.087607][ T423] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 33.087990][ T423] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 33.088320][ T423] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 33.088634][ T423] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 33.088943][ T423] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 33.089277][ T423] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 33.089583][ T423] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 33.089890][ T423] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 33.090213][ T423] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 33.090541][ T423] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 33.090849][ T423] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 33.091210][ T423] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 33.091541][ T423] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 33.091850][ T423] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 33.092166][ T423] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 33.092506][ T423] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 33.092815][ T423] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 ./include/net/netns/generic.h:48 net/netlink/af_netlink.c:333) 
[ 33.093121][ T423] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 33.093443][ T423] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 33.093751][ T423] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 33.094070][ T423] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 33.094406][ T423] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 33.094724][ T423] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 33.095041][ T423] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 33.095362][ T423] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 33.095669][ T423] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 33.096059][ T423] ___sys_sendmsg (net/socket.c:2670) 
[ 33.096392][ T423] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 33.096700][ T423] ? __call_rcu_common.constprop.0 (./arch/x86/include/asm/irqflags.h:26 ./arch/x86/include/asm/irqflags.h:109 ./arch/x86/include/asm/irqflags.h:127 kernel/rcu/tree.c:3096) 
[ 33.097091][ T423] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 33.097423][ T423] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 33.097734][ T423] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 33.098055][ T423] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 33.098384][ T423] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 33.098693][ T423] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 33.099010][ T423] __sys_sendmsg (net/socket.c:2700) 
[ 33.099333][ T423] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 33.099718][ T423] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 33.100036][ T423] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 33.100351][ T423] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 33.100660][ T423] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   33.101045][  T423] RIP: 0033:0x7f9848aa51e7
[ 33.101380][ T423] Code: 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b9 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 2e 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 89 54 24 1c 48 89 74 24 10
All code
========
   0:	0e                   	(bad)
   1:	00 f7                	add    %dh,%bh
   3:	d8 64 89 02          	fsubs  0x2(%rcx,%rcx,4)
   7:	48 c7 c0 ff ff ff ff 	mov    $0xffffffffffffffff,%rax
   e:	eb b9                	jmp    0xffffffffffffffc9
  10:	0f 1f 00             	nopl   (%rax)
  13:	f3 0f 1e fa          	endbr64
  17:	64 8b 04 25 18 00 00 	mov    %fs:0x18,%eax
  1e:	00 
  1f:	85 c0                	test   %eax,%eax
  21:	75 10                	jne    0x33
  23:	b8 2e 00 00 00       	mov    $0x2e,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax		<-- trapping instruction
  30:	77 51                	ja     0x83
  32:	c3                   	ret
  33:	48 83 ec 28          	sub    $0x28,%rsp
  37:	89 54 24 1c          	mov    %edx,0x1c(%rsp)
  3b:	48 89 74 24 10       	mov    %rsi,0x10(%rsp)

Code starting with the faulting instruction
===========================================
   0:	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax
   6:	77 51                	ja     0x59
   8:	c3                   	ret
   9:	48 83 ec 28          	sub    $0x28,%rsp
   d:	89 54 24 1c          	mov    %edx,0x1c(%rsp)
  11:	48 89 74 24 10       	mov    %rsi,0x10(%rsp)
[   33.102521][  T423] RSP: 002b:00007ffc058f9f48 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   33.102987][  T423] RAX: ffffffffffffffda RBX: 00007ffc058fa670 RCX: 00007f9848aa51e7
[   33.103459][  T423] RDX: 0000000000000000 RSI: 00007ffc058f9fb0 RDI: 0000000000000005
[   33.103922][  T423] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000000
[   33.104387][  T423] R10: 000000000a51d910 R11: 0000000000000246 R12: 0000000000000004
[   33.104848][  T423] R13: 00000000686e0aba R14: 0000000000499600 R15: 0000000000000000
| [   34.102387][  T430] ------------[ cut here ]------------
| [ 34.102711][ T430] WARNING: CPU: 1 PID: 430 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) 
| [   34.103381][  T430] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel bridge stp llc 8021q sch_ingress vrf veth
| [   34.104701][  T430] Tainted: [W]=WARN
[   34.104941][  T430] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 34.105361][ T430] 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) 
[ 34.105686][ T430] 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
[   34.106840][  T430] RSP: 0018:ffffc90000ba6ef0 EFLAGS: 00010246
[   34.107273][  T430] RAX: 0000000000000000 RBX: ffff88800296a000 RCX: 0000000000000001
[   34.107749][  T430] RDX: 0000000000000000 RSI: ffffffffa869b941 RDI: ffffffffa7e555e0
[   34.108277][  T430] RBP: ffffc90000ba6fe0 R08: 0000000000000000 R09: 0000000000000000
[   34.108739][  T430] R10: ffffc90000ba7010 R11: ffffffffa94a8918 R12: 1ffff92000174de2
[   34.109197][  T430] R13: 00000000000005dc R14: ffffc90000ba7010 R15: ffff88800296af08
[   34.109677][  T430] FS:  00007f2ca7a19800(0000) GS:ffff88808bb37000(0000) knlGS:0000000000000000
[   34.110222][  T430] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   34.110652][  T430] CR2: 00000000004e5de8 CR3: 0000000004f78003 CR4: 0000000000772ef0
[   34.111134][  T430] PKRU: 55555554
[   34.111385][  T430] Call Trace:
[   34.111617][  T430]  <TASK>
[ 34.111787][ T430] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 34.112131][ T430] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 34.112500][ T430] ? mark_held_locks (kernel/locking/lockdep.c:4328) 
[ 34.112817][ T430] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:151 kernel/locking/spinlock.c:194) 
[ 34.113235][ T430] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4475) 
[ 34.113577][ T430] netif_set_mtu (net/core/dev.c:9652) 
[ 34.113889][ T430] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 34.114210][ T430] ? br_get_link_af_size_filtered (net/bridge/br_netlink.c:116) bridge 
[ 34.114676][ T430] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 34.114907][ T430] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 34.115344][ T430] br_add_if (net/bridge/br_if.c:697) bridge 
[ 34.115698][ T430] do_set_master (net/core/rtnetlink.c:2948) 
[ 34.116012][ T430] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 34.116368][ T430] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 34.116759][ T430] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 34.117069][ T430] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 34.117387][ T430] ? __kernel_text_address (kernel/extable.c:79) 
[ 34.117699][ T430] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 34.118018][ T430] ? __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) 
[ 34.118351][ T430] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 34.118733][ T430] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 34.119045][ T430] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 34.119364][ T430] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 34.119675][ T430] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 34.119979][ T430] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 34.120330][ T430] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 34.120633][ T430] ? __create_object (mm/kmemleak.c:771) 
[ 34.120940][ T430] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 34.121261][ T430] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 34.121566][ T430] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 34.121956][ T430] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 34.122324][ T430] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 34.122639][ T430] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 34.122946][ T430] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 34.123270][ T430] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 34.123589][ T430] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 34.123900][ T430] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 34.124268][ T430] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 34.124587][ T430] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 34.124901][ T430] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 34.125226][ T430] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 34.125556][ T430] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 34.125864][ T430] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 34.126175][ T430] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 34.126527][ T430] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 34.126843][ T430] ? 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) 
[ 34.127159][ T430] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 34.127485][ T430] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 34.127790][ T430] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 34.128108][ T430] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 34.128458][ T430] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 34.128772][ T430] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 34.129096][ T430] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 34.129420][ T430] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 34.129727][ T430] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 34.130124][ T430] ___sys_sendmsg (net/socket.c:2670) 
[ 34.130492][ T430] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 34.130798][ T430] ? __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) 
[ 34.131192][ T430] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 34.131516][ T430] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 34.131841][ T430] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 34.132195][ T430] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 34.132531][ T430] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 34.132847][ T430] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 34.133168][ T430] __sys_sendmsg (net/socket.c:2700) 
[ 34.133483][ T430] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 34.133860][ T430] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 34.134184][ T430] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 34.134523][ T430] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 34.134856][ T430] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   34.135255][  T430] RIP: 0033:0x7f2ca7be61e7
[ 34.135582][ T430] 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)
[   34.136740][  T430] RSP: 002b:00007fffc2256438 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   34.137220][  T430] RAX: ffffffffffffffda RBX: 00007fffc2256b60 RCX: 00007f2ca7be61e7
[   34.137698][  T430] RDX: 0000000000000000 RSI: 00007fffc22564a0 RDI: 0000000000000005
[   34.138163][  T430] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000000
[   34.138647][  T430] R10: 00000000119e7910 R11: 0000000000000246 R12: 0000000000000004
[   34.139123][  T430] R13: 00000000686e0abb R14: 0000000000499600 R15: 0000000000000000
| [   38.860640][  T472] ------------[ cut here ]------------
| [ 38.860998][ T472] WARNING: CPU: 1 PID: 472 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) 
| [   38.861652][  T472] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel bridge stp llc 8021q sch_ingress vrf veth
| [   38.862951][  T472] Tainted: [W]=WARN
[   38.863190][  T472] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 38.863582][ T472] 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) 
[ 38.863907][ T472] 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
[   38.865066][  T472] RSP: 0018:ffffc90000e3eef0 EFLAGS: 00010246
[   38.866207][  T472] RAX: 0000000000000000 RBX: ffff888016f32000 RCX: 0000000000000001
[   38.866703][  T472] RDX: 0000000000000000 RSI: ffffffffa869b941 RDI: ffffffffa7e555e0
[   38.867167][  T472] RBP: ffffc90000e3efe0 R08: 0000000000000000 R09: 0000000000000000
[   38.867634][  T472] R10: ffffc90000e3f010 R11: ffffffffa8b79160 R12: 1ffff920001c7de2
[   38.868096][  T472] R13: 00000000000005dc R14: ffffc90000e3f010 R15: ffff888016f32f08
[   38.868582][  T472] FS:  00007f18b802d800(0000) GS:ffff88808bb37000(0000) knlGS:0000000000000000
[   38.869125][  T472] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   38.869522][  T472] CR2: 00000000004e6898 CR3: 0000000009657006 CR4: 0000000000772ef0
[   38.869986][  T472] PKRU: 55555554
[   38.870220][  T472] Call Trace:
[   38.870475][  T472]  <TASK>
[ 38.870637][ T472] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 38.870953][ T472] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 38.871287][ T472] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 38.871606][ T472] netif_set_mtu (net/core/dev.c:9652) 
[ 38.871916][ T472] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 38.872287][ T472] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 38.872524][ T472] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 38.872986][ T472] br_add_if (net/bridge/br_if.c:697) bridge 
[ 38.873377][ T472] do_set_master (net/core/rtnetlink.c:2948) 
[ 38.873696][ T472] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 38.874010][ T472] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 38.874412][ T472] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 38.874724][ T472] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 38.875033][ T472] ? __kernel_text_address (kernel/extable.c:79) 
[ 38.875387][ T472] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 38.875704][ T472] ? __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) 
[ 38.876012][ T472] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 38.876423][ T472] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 38.876745][ T472] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 38.877049][ T472] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 38.877377][ T472] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 38.877702][ T472] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 38.878009][ T472] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 38.878329][ T472] ? __create_object (mm/kmemleak.c:771) 
[ 38.878641][ T472] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 38.878952][ T472] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 38.879274][ T472] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 38.879658][ T472] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 38.879973][ T472] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 38.880326][ T472] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 38.880632][ T472] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 38.880943][ T472] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 38.881259][ T472] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 38.881560][ T472] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 38.881872][ T472] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 38.882191][ T472] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 38.882510][ T472] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 38.882828][ T472] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 38.883141][ T472] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 38.883456][ T472] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 38.883762][ T472] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 38.884079][ T472] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 38.884412][ T472] ? 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) 
[ 38.884730][ T472] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 38.885039][ T472] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 38.885349][ T472] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 38.885660][ T472] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 38.885971][ T472] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 38.886292][ T472] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 38.886609][ T472] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 38.886920][ T472] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 38.887252][ T472] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 38.887647][ T472] ___sys_sendmsg (net/socket.c:2670) 
[ 38.887955][ T472] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 38.888283][ T472] ? __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) 
[ 38.888673][ T472] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 38.888980][ T472] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 38.889300][ T472] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 38.889619][ T472] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 38.889925][ T472] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 38.890233][ T472] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 38.890562][ T472] __sys_sendmsg (net/socket.c:2700) 
[ 38.890881][ T472] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 38.891341][ T472] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 38.891663][ T472] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 38.891989][ T472] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 38.892343][ T472] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   38.892723][  T472] RIP: 0033:0x7f18b81fa1e7
[ 38.893043][ T472] 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)
[   38.894175][  T472] RSP: 002b:00007ffc40bd8068 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   38.894645][  T472] RAX: ffffffffffffffda RBX: 00007ffc40bd8790 RCX: 00007f18b81fa1e7
[   38.895124][  T472] RDX: 0000000000000000 RSI: 00007ffc40bd80d0 RDI: 0000000000000005
[   38.895774][  T472] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000000
[   38.896580][  T472] R10: 000000003214e910 R11: 0000000000000246 R12: 0000000000000004
[   38.897192][  T472] R13: 00000000686e0ac0 R14: 0000000000499600 R15: 0000000000000000
| [   39.918117][  T480] ------------[ cut here ]------------
| [ 39.918554][ T480] WARNING: CPU: 3 PID: 480 at ./include/net/netdev_lock.h:17 netif_set_mtu_ext (./include/net/netdev_lock.h:17 ./include/net/netdev_lock.h:15 ./include/net/netdev_lock.h:25 net/core/dev.c:9610) 
| [   39.919234][  T480] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel bridge stp llc 8021q sch_ingress vrf veth
| [   39.920694][  T480] Tainted: [W]=WARN
[   39.920964][  T480] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 39.921408][ T480] RIP: 0010:netif_set_mtu_ext (./include/net/netdev_lock.h:17 ./include/net/netdev_lock.h:15 ./include/net/netdev_lock.h:25 net/core/dev.c:9610) 
[ 39.921776][ T480] Code: 00 00 8b 05 d7 bc 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 1a 63 7b 00 85 c0 0f 85 39 fe ff ff 90 <0f> 0b 90 e9 30 fe ff ff 48 b8 00 00 00 00 00 fc ff df 4c 89 fa 48
All code
========
   0:	00 00                	add    %al,(%rax)
   2:	8b 05 d7 bc 3a 02    	mov    0x23abcd7(%rip),%eax        # 0x23abcdf
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb a0 0c 00 00 	lea    0xca0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 1a 63 7b 00       	call   0x7b633b
  21:	85 c0                	test   %eax,%eax
  23:	0f 85 39 fe ff ff    	jne    0xfffffffffffffe62
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	e9 30 fe ff ff       	jmp    0xfffffffffffffe62
  32:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
  39:	fc ff df 
  3c:	4c 89 fa             	mov    %r15,%rdx
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	e9 30 fe ff ff       	jmp    0xfffffffffffffe38
   8:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
   f:	fc ff df 
  12:	4c 89 fa             	mov    %r15,%rdx
  15:	48                   	rex.W
[   39.923039][  T480] RSP: 0018:ffffc90000ebeef0 EFLAGS: 00010246
[   39.923502][  T480] RAX: 0000000000000000 RBX: ffff888016f32000 RCX: 0000000000000001
[   39.924049][  T480] RDX: 0000000000000000 RSI: ffffffffa869b941 RDI: ffffffffa7e555e0
[   39.924552][  T480] RBP: ffffc90000ebefe0 R08: 0000000000000000 R09: 0000000000000000
[   39.925053][  T480] R10: ffffc90000ebf010 R11: ffffffffa8b79160 R12: 1ffff920001d7de2
[   39.925564][  T480] R13: 00000000000005dc R14: ffffc90000ebf010 R15: ffff888016f32f08
[   39.926069][  T480] FS:  00007f653edae800(0000) GS:ffff88808bc37000(0000) knlGS:0000000000000000
[   39.926647][  T480] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   39.927070][  T480] CR2: 000055bdee6d0dec CR3: 000000000c741005 CR4: 0000000000772ef0
[   39.927570][  T480] PKRU: 55555554
[   39.927847][  T480] Call Trace:
[   39.928098][  T480]  <TASK>
[ 39.928288][ T480] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 39.928635][ T480] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 39.929015][ T480] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 39.929376][ T480] netif_set_mtu (net/core/dev.c:9652) 
[ 39.929716][ T480] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 39.930083][ T480] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 39.930389][ T480] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 39.930886][ T480] br_add_if (net/bridge/br_if.c:697) bridge 
[ 39.931289][ T480] do_set_master (net/core/rtnetlink.c:2948) 
[ 39.931638][ T480] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 39.931999][ T480] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 39.932464][ T480] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 39.932808][ T480] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 39.933168][ T480] ? __kernel_text_address (kernel/extable.c:79) 
[ 39.933523][ T480] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 39.933867][ T480] ? __mutex_trylock_common (./arch/x86/include/asm/atomic64_64.h:101 ./include/linux/atomic/atomic-arch-fallback.h:4296 ./include/linux/atomic/atomic-long.h:1482 ./include/linux/atomic/atomic-instrumented.h:4458 kernel/locking/mutex.c:113) 
[ 39.934223][ T480] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 39.934661][ T480] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 39.935048][ T480] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 39.935402][ T480] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 39.935748][ T480] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 39.936125][ T480] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 39.936479][ T480] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 39.936818][ T480] ? __create_object (mm/kmemleak.c:771) 
[ 39.937172][ T480] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 39.937531][ T480] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 39.937873][ T480] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 39.938339][ T480] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 39.938674][ T480] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 39.939008][ T480] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 39.939351][ T480] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 39.939682][ T480] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 39.940012][ T480] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 39.940358][ T480] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 39.940685][ T480] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 39.941006][ T480] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 39.941375][ T480] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 39.941703][ T480] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 39.942036][ T480] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 39.942404][ T480] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 39.942736][ T480] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 39.943070][ T480] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 39.943421][ T480] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 ./include/net/netns/generic.h:48 net/netlink/af_netlink.c:333) 
[ 39.943758][ T480] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 39.944085][ T480] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 39.944435][ T480] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 39.944767][ T480] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 39.945095][ T480] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 39.945451][ T480] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 39.945789][ T480] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 39.946130][ T480] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 39.946477][ T480] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 39.946895][ T480] ___sys_sendmsg (net/socket.c:2670) 
[ 39.947214][ T480] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 39.947585][ T480] ? __call_rcu_common.constprop.0 (./arch/x86/include/asm/irqflags.h:26 ./arch/x86/include/asm/irqflags.h:109 ./arch/x86/include/asm/irqflags.h:127 kernel/rcu/tree.c:3096) 
[ 39.947995][ T480] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 39.948357][ T480] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 39.948692][ T480] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 39.949024][ T480] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 39.949374][ T480] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 39.949708][ T480] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 39.950039][ T480] __sys_sendmsg (net/socket.c:2700) 
[ 39.950394][ T480] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 39.950804][ T480] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 39.951180][ T480] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 39.951532][ T480] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 39.951860][ T480] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   39.952298][  T480] RIP: 0033:0x7f653ef7b1e7
[ 39.952645][ T480] Code: 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b9 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 2e 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 89 54 24 1c 48 89 74 24 10
All code
========
   0:	0e                   	(bad)
   1:	00 f7                	add    %dh,%bh
   3:	d8 64 89 02          	fsubs  0x2(%rcx,%rcx,4)
   7:	48 c7 c0 ff ff ff ff 	mov    $0xffffffffffffffff,%rax
   e:	eb b9                	jmp    0xffffffffffffffc9
  10:	0f 1f 00             	nopl   (%rax)
  13:	f3 0f 1e fa          	endbr64
  17:	64 8b 04 25 18 00 00 	mov    %fs:0x18,%eax
  1e:	00 
  1f:	85 c0                	test   %eax,%eax
  21:	75 10                	jne    0x33
  23:	b8 2e 00 00 00       	mov    $0x2e,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax		<-- trapping instruction
  30:	77 51                	ja     0x83
  32:	c3                   	ret
  33:	48 83 ec 28          	sub    $0x28,%rsp
  37:	89 54 24 1c          	mov    %edx,0x1c(%rsp)
  3b:	48 89 74 24 10       	mov    %rsi,0x10(%rsp)

Code starting with the faulting instruction
===========================================
   0:	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax
   6:	77 51                	ja     0x59
   8:	c3                   	ret
   9:	48 83 ec 28          	sub    $0x28,%rsp
   d:	89 54 24 1c          	mov    %edx,0x1c(%rsp)
  11:	48 89 74 24 10       	mov    %rsi,0x10(%rsp)
[   39.953855][  T480] RSP: 002b:00007ffcc17379a8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   39.954439][  T480] RAX: ffffffffffffffda RBX: 00007ffcc17380d0 RCX: 00007f653ef7b1e7
[   39.954960][  T480] RDX: 0000000000000000 RSI: 00007ffcc1737a10 RDI: 0000000000000005
[   39.955490][  T480] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000000
[   39.956029][  T480] R10: 000000003769c910 R11: 0000000000000246 R12: 0000000000000004
[   39.956576][  T480] R13: 00000000686e0ac1 R14: 0000000000499600 R15: 0000000000000000
| [   40.853710][  T487] ------------[ cut here ]------------
| [ 40.854062][ T487] WARNING: CPU: 0 PID: 487 at ./include/net/netdev_lock.h:17 netif_set_mtu_ext (./include/net/netdev_lock.h:17 ./include/net/netdev_lock.h:15 ./include/net/netdev_lock.h:25 net/core/dev.c:9610) 
| [   40.855342][  T487] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel bridge stp llc 8021q sch_ingress vrf veth
| [   40.856634][  T487] Tainted: [W]=WARN
[   40.856873][  T487] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 40.857375][ T487] RIP: 0010:netif_set_mtu_ext (./include/net/netdev_lock.h:17 ./include/net/netdev_lock.h:15 ./include/net/netdev_lock.h:25 net/core/dev.c:9610) 
[ 40.857758][ T487] Code: 00 00 8b 05 d7 bc 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 1a 63 7b 00 85 c0 0f 85 39 fe ff ff 90 <0f> 0b 90 e9 30 fe ff ff 48 b8 00 00 00 00 00 fc ff df 4c 89 fa 48
All code
========
   0:	00 00                	add    %al,(%rax)
   2:	8b 05 d7 bc 3a 02    	mov    0x23abcd7(%rip),%eax        # 0x23abcdf
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb a0 0c 00 00 	lea    0xca0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 1a 63 7b 00       	call   0x7b633b
  21:	85 c0                	test   %eax,%eax
  23:	0f 85 39 fe ff ff    	jne    0xfffffffffffffe62
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	e9 30 fe ff ff       	jmp    0xfffffffffffffe62
  32:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
  39:	fc ff df 
  3c:	4c 89 fa             	mov    %r15,%rdx
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	e9 30 fe ff ff       	jmp    0xfffffffffffffe38
   8:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
   f:	fc ff df 
  12:	4c 89 fa             	mov    %r15,%rdx
  15:	48                   	rex.W
[   40.858890][  T487] RSP: 0018:ffffc90000f1eef0 EFLAGS: 00010246
[   40.859295][  T487] RAX: 0000000000000000 RBX: ffff888016f32000 RCX: 0000000000000001
[   40.859757][  T487] RDX: 0000000000000000 RSI: ffffffffa869b941 RDI: ffffffffa7e555e0
[   40.860219][  T487] RBP: ffffc90000f1efe0 R08: 0000000000000000 R09: 0000000000000000
[   40.860689][  T487] R10: ffffc90000f1f010 R11: ffffffffa8b79160 R12: 1ffff920001e3de2
[   40.861153][  T487] R13: 00000000000005dc R14: ffffc90000f1f010 R15: ffff888016f32f08
[   40.861629][  T487] FS:  00007fa378f60800(0000) GS:ffff88808bab7000(0000) knlGS:0000000000000000
[   40.862194][  T487] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   40.862624][  T487] CR2: 00000000004e5de8 CR3: 0000000016bf4003 CR4: 0000000000772ef0
[   40.863091][  T487] PKRU: 55555554
[   40.863335][  T487] Call Trace:
[   40.863567][  T487]  <TASK>
[ 40.863728][ T487] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 40.864043][ T487] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 40.864372][ T487] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 40.864683][ T487] netif_set_mtu (net/core/dev.c:9652) 
[ 40.864995][ T487] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 40.865330][ T487] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 40.865563][ T487] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 40.866000][ T487] br_add_if (net/bridge/br_if.c:697) bridge 
[ 40.866371][ T487] do_set_master (net/core/rtnetlink.c:2948) 
[ 40.866723][ T487] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 40.867038][ T487] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 40.867437][ T487] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 40.867748][ T487] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 40.868055][ T487] ? __kernel_text_address (kernel/extable.c:79) 
[ 40.868392][ T487] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 40.868710][ T487] ? __mutex_trylock_common (./arch/x86/include/asm/atomic64_64.h:101 ./include/linux/atomic/atomic-arch-fallback.h:4296 ./include/linux/atomic/atomic-long.h:1482 ./include/linux/atomic/atomic-instrumented.h:4458 kernel/locking/mutex.c:113) 
[ 40.869015][ T487] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 40.869411][ T487] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 40.869750][ T487] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 40.870059][ T487] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 40.870378][ T487] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 40.870728][ T487] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 40.871043][ T487] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 40.871359][ T487] ? __create_object (mm/kmemleak.c:771) 
[ 40.871674][ T487] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 40.871986][ T487] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 40.872315][ T487] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 40.872698][ T487] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 40.873014][ T487] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 40.873341][ T487] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 40.873652][ T487] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 40.873965][ T487] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 40.874281][ T487] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 40.874587][ T487] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 40.874896][ T487] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 40.875210][ T487] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 40.875568][ T487] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 40.875885][ T487] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 40.876198][ T487] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 40.876524][ T487] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 40.876833][ T487] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 40.877152][ T487] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 40.877470][ T487] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 ./include/net/netns/generic.h:48 net/netlink/af_netlink.c:333) 
[ 40.877782][ T487] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 40.878099][ T487] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 40.878416][ T487] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 40.878729][ T487] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 40.879041][ T487] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 40.879356][ T487] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 40.879781][ T487] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 40.880097][ T487] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 40.880424][ T487] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 40.880868][ T487] ___sys_sendmsg (net/socket.c:2670) 
[ 40.881178][ T487] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 40.881501][ T487] ? __call_rcu_common.constprop.0 (./arch/x86/include/asm/irqflags.h:26 ./arch/x86/include/asm/irqflags.h:109 ./arch/x86/include/asm/irqflags.h:127 kernel/rcu/tree.c:3096) 
[ 40.881890][ T487] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 40.882219][ T487] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 40.882542][ T487] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 40.882857][ T487] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 40.883172][ T487] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 40.883491][ T487] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 40.883808][ T487] __sys_sendmsg (net/socket.c:2700) 
[ 40.884113][ T487] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 40.884508][ T487] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 40.884859][ T487] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 40.885173][ T487] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 40.885559][ T487] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   40.886029][  T487] RIP: 0033:0x7fa37912d1e7
[ 40.886364][ T487] Code: 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b9 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 2e 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 89 54 24 1c 48 89 74 24 10
All code
========
   0:	0e                   	(bad)
   1:	00 f7                	add    %dh,%bh
   3:	d8 64 89 02          	fsubs  0x2(%rcx,%rcx,4)
   7:	48 c7 c0 ff ff ff ff 	mov    $0xffffffffffffffff,%rax
   e:	eb b9                	jmp    0xffffffffffffffc9
  10:	0f 1f 00             	nopl   (%rax)
  13:	f3 0f 1e fa          	endbr64
  17:	64 8b 04 25 18 00 00 	mov    %fs:0x18,%eax
  1e:	00 
  1f:	85 c0                	test   %eax,%eax
  21:	75 10                	jne    0x33
  23:	b8 2e 00 00 00       	mov    $0x2e,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax		<-- trapping instruction
  30:	77 51                	ja     0x83
  32:	c3                   	ret
  33:	48 83 ec 28          	sub    $0x28,%rsp
  37:	89 54 24 1c          	mov    %edx,0x1c(%rsp)
  3b:	48 89 74 24 10       	mov    %rsi,0x10(%rsp)

Code starting with the faulting instruction
===========================================
   0:	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax
   6:	77 51                	ja     0x59
   8:	c3                   	ret
   9:	48 83 ec 28          	sub    $0x28,%rsp
   d:	89 54 24 1c          	mov    %edx,0x1c(%rsp)
  11:	48 89 74 24 10       	mov    %rsi,0x10(%rsp)
[   40.887497][  T487] RSP: 002b:00007ffd23281c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   40.887970][  T487] RAX: ffffffffffffffda RBX: 00007ffd232823a0 RCX: 00007fa37912d1e7
[   40.888447][  T487] RDX: 0000000000000000 RSI: 00007ffd23281ce0 RDI: 0000000000000005
[   40.888909][  T487] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000000
[   40.889380][  T487] R10: 000000003902f910 R11: 0000000000000246 R12: 0000000000000004
[   40.890123][  T487] R13: 00000000686e0ac2 R14: 0000000000499600 R15: 0000000000000000
| [  338.709038][ T3255] ------------[ cut here ]------------
| [ 338.709522][ T3255] WARNING: CPU: 3 PID: 3255 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) 
| [  338.710235][ T3255] Modules linked in: act_gact cls_flower vxlan ip6_udp_tunnel udp_tunnel bridge stp llc 8021q sch_ingress vrf veth
| [  338.713086][ T3255] Tainted: [W]=WARN
[  338.713356][ T3255] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 338.713757][ T3255] 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) 
[ 338.714133][ T3255] 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
[  338.715738][ T3255] RSP: 0018:ffffc90005ecef70 EFLAGS: 00010246
[  338.716165][ T3255] RAX: 0000000000000000 RBX: ffff888004c1a000 RCX: 0000000000000001
[  338.716742][ T3255] RDX: 0000000000000000 RSI: ffffffffa869b941 RDI: ffffffffa7e555e0
[  338.717251][ T3255] RBP: ffffc90005ecf058 R08: 0000000000000000 R09: 0000000000000000
[  338.717839][ T3255] R10: ffffc90005ecf088 R11: ffffffffa4a00130 R12: 1ffff92000bd9df2
[  338.718394][ T3255] R13: 00000000000005dc R14: ffffc90005ecf088 R15: ffff888004c1af08
[  338.718881][ T3255] FS:  00007f8729aa0800(0000) GS:ffff88808bc37000(0000) knlGS:0000000000000000
[  338.719454][ T3255] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  338.719945][ T3255] CR2: 00000000004e5de8 CR3: 000000000ab25003 CR4: 0000000000772ef0
[  338.720529][ T3255] PKRU: 55555554
[  338.720853][ T3255] Call Trace:
[  338.721176][ T3255]  <TASK>
[ 338.721427][ T3255] ? __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) 
[ 338.721931][ T3255] ? br_del_if (net/bridge/br_if.c:742) bridge 
[ 338.722304][ T3255] ? do_set_master (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:41 net/core/rtnetlink.c:2933) 
[ 338.722648][ T3255] ? do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 338.723104][ T3255] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 338.723491][ T3255] ? netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 338.723827][ T3255] ? netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 338.724145][ T3255] ? ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 338.724564][ T3255] ? ___sys_sendmsg (net/socket.c:2670) 
[ 338.724903][ T3255] ? __sys_sendmsg (net/socket.c:2700) 
[ 338.725208][ T3255] ? do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 338.725545][ T3255] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[ 338.726106][ T3255] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 338.726454][ T3255] netif_set_mtu (net/core/dev.c:9652) 
[ 338.726863][ T3255] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 338.727204][ T3255] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 338.727583][ T3255] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 338.728139][ T3255] br_del_if (net/bridge/br_if.c:743) bridge 
[ 338.728510][ T3255] ? rtnl_is_locked (net/core/rtnetlink.c:169) 
[ 338.728849][ T3255] do_set_master (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:41 net/core/rtnetlink.c:2933) 
[ 338.729284][ T3255] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 338.729680][ T3255] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 338.730123][ T3255] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 338.730459][ T3255] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 338.730891][ T3255] ? __kernel_text_address (kernel/extable.c:79) 
[ 338.731360][ T3255] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 338.731841][ T3255] ? __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) 
[ 338.732156][ T3255] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 338.732624][ T3255] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 338.732969][ T3255] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 338.733354][ T3255] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 338.733665][ T3255] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 338.734061][ T3255] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 338.734446][ T3255] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 338.734814][ T3255] ? __create_object (mm/kmemleak.c:771) 
[ 338.735204][ T3255] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 338.735632][ T3255] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 338.736039][ T3255] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 338.736435][ T3255] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 338.736779][ T3255] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 338.737135][ T3255] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 338.737507][ T3255] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 338.737984][ T3255] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 338.738377][ T3255] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 338.738696][ T3255] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 338.739331][ T3255] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 338.739664][ T3255] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 338.740023][ T3255] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 338.740407][ T3255] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 338.740744][ T3255] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 338.741223][ T3255] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 338.741617][ T3255] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 338.741969][ T3255] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 338.742292][ T3255] ? 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) 
[ 338.742688][ T3255] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 338.743077][ T3255] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 338.743476][ T3255] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 338.743908][ T3255] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 338.744310][ T3255] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 338.744636][ T3255] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 338.744980][ T3255] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 338.745316][ T3255] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 338.745637][ T3255] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 338.746046][ T3255] ___sys_sendmsg (net/socket.c:2670) 
[ 338.746429][ T3255] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 338.746815][ T3255] ? __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) 
[ 338.747315][ T3255] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 338.747695][ T3255] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 338.748206][ T3255] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 338.748584][ T3255] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 338.748916][ T3255] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 338.749254][ T3255] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 338.749580][ T3255] __sys_sendmsg (net/socket.c:2700) 
[ 338.749914][ T3255] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 338.750314][ T3255] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 338.750663][ T3255] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 338.750993][ T3255] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 338.751335][ T3255] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[  338.751723][ T3255] RIP: 0033:0x7f8729c6d1e7
[ 338.752070][ T3255] 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)
[  338.753278][ T3255] RSP: 002b:00007ffd4a61be98 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[  338.753755][ T3255] RAX: ffffffffffffffda RBX: 00007ffd4a61c5c0 RCX: 00007f8729c6d1e7
[  338.754262][ T3255] RDX: 0000000000000000 RSI: 00007ffd4a61bf00 RDI: 0000000000000005
[  338.754758][ T3255] RBP: 0000000000000003 R08: 0000000000000003 R09: 0000000000000078
[  338.755366][ T3255] R10: 00007f8729b6aee8 R11: 0000000000000246 R12: 0000000000000003
[  338.756059][ T3255] R13: 00000000686e0bec R14: 0000000000499600 R15: 0000000000000000
| [  338.914433][ T3256] ------------[ cut here ]------------
| [ 338.915049][ T3256] WARNING: CPU: 1 PID: 3256 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) 
| [  338.916149][ T3256] Modules linked in: act_gact cls_flower vxlan ip6_udp_tunnel udp_tunnel bridge stp llc 8021q sch_ingress vrf veth
| [  338.918587][ T3256] Tainted: [W]=WARN
[  338.919003][ T3256] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 338.921537][ T3256] 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) 
[ 338.922159][ T3256] 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
[  338.924452][ T3256] RSP: 0018:ffffc90005edef70 EFLAGS: 00010246
[  338.925159][ T3256] RAX: 0000000000000000 RBX: ffff888004c1a000 RCX: 0000000000000001
[  338.926176][ T3256] RDX: 0000000000000000 RSI: ffffffffa869b941 RDI: ffffffffa7e555e0
[  338.927088][ T3256] RBP: ffffc90005edf058 R08: 0000000000000000 R09: 0000000000000000
[  338.927935][ T3256] R10: ffffc90005edf088 R11: ffffffffa8b79160 R12: 1ffff92000bdbdf2
[  338.928769][ T3256] R13: 00000000000005dc R14: ffffc90005edf088 R15: ffff888004c1af08
[  338.929615][ T3256] FS:  00007f13e1a54800(0000) GS:ffff88808bb37000(0000) knlGS:0000000000000000
[  338.930574][ T3256] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  338.931236][ T3256] CR2: 00000000004e5ce0 CR3: 000000000b3a9003 CR4: 0000000000772ef0
[  338.932055][ T3256] PKRU: 55555554
[  338.932468][ T3256] Call Trace:
[  338.932751][ T3256]  <TASK>
[ 338.932911][ T3256] ? __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) 
[ 338.933337][ T3256] ? br_del_if (net/bridge/br_if.c:742) bridge 
[ 338.933702][ T3256] ? do_set_master (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:41 net/core/rtnetlink.c:2933) 
[ 338.934021][ T3256] ? do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 338.934344][ T3256] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 338.934655][ T3256] ? netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 338.934970][ T3256] ? netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 338.935303][ T3256] ? ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 338.935618][ T3256] ? ___sys_sendmsg (net/socket.c:2670) 
[ 338.935941][ T3256] ? __sys_sendmsg (net/socket.c:2700) 
[ 338.936256][ T3256] ? do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 338.936572][ T3256] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[ 338.936954][ T3256] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 338.937293][ T3256] netif_set_mtu (net/core/dev.c:9652) 
[ 338.937605][ T3256] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 338.937929][ T3256] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 338.938185][ T3256] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 338.938637][ T3256] br_del_if (net/bridge/br_if.c:743) bridge 
[ 338.938987][ T3256] ? rtnl_is_locked (net/core/rtnetlink.c:169) 
[ 338.939324][ T3256] do_set_master (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:41 net/core/rtnetlink.c:2933) 
[ 338.939640][ T3256] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 338.939949][ T3256] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 338.940352][ T3256] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 338.940667][ T3256] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 338.940978][ T3256] ? __kernel_text_address (kernel/extable.c:79) 
[ 338.941309][ T3256] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 338.941620][ T3256] ? __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) 
[ 338.941923][ T3256] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 338.942324][ T3256] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 338.942659][ T3256] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 338.942969][ T3256] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 338.943329][ T3256] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 338.943642][ T3256] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 338.943948][ T3256] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 338.944266][ T3256] ? __create_object (mm/kmemleak.c:771) 
[ 338.944593][ T3256] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 338.944907][ T3256] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 338.945218][ T3256] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 338.945630][ T3256] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 338.945949][ T3256] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 338.946286][ T3256] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 338.946593][ T3256] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 338.946920][ T3256] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 338.947227][ T3256] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 338.947584][ T3256] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 338.947925][ T3256] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 338.948263][ T3256] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 338.948592][ T3256] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 338.948906][ T3256] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 338.949230][ T3256] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 338.949574][ T3256] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 338.949891][ T3256] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 338.950222][ T3256] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 338.950576][ T3256] ? 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) 
[ 338.950891][ T3256] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 338.951207][ T3256] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 338.951564][ T3256] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 338.951892][ T3256] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 338.952226][ T3256] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 338.952578][ T3256] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 338.952910][ T3256] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 338.953231][ T3256] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 338.953562][ T3256] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 338.953967][ T3256] ___sys_sendmsg (net/socket.c:2670) 
[ 338.954284][ T3256] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 338.954607][ T3256] ? __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) 
[ 338.954991][ T3256] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 338.955335][ T3256] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 338.955678][ T3256] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 338.955994][ T3256] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 338.956309][ T3256] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 338.956702][ T3256] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 338.957039][ T3256] __sys_sendmsg (net/socket.c:2700) 
[ 338.957368][ T3256] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 338.957763][ T3256] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 338.958091][ T3256] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 338.958443][ T3256] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 338.958768][ T3256] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[  338.959180][ T3256] RIP: 0033:0x7f13e1c211e7
[ 338.959558][ T3256] 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)
[  338.960755][ T3256] RSP: 002b:00007ffd39ea34c8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[  338.961225][ T3256] RAX: ffffffffffffffda RBX: 00007ffd39ea3bf0 RCX: 00007f13e1c211e7
[  338.961717][ T3256] RDX: 0000000000000000 RSI: 00007ffd39ea3530 RDI: 0000000000000005
[  338.962183][ T3256] RBP: 0000000000000003 R08: 0000000000000003 R09: 0000000000000078
[  338.962688][ T3256] R10: 00007f13e1b1eee8 R11: 0000000000000246 R12: 0000000000000003
[  338.963161][ T3256] R13: 00000000686e0bec R14: 0000000000499600 R15: 0000000000000000
| [  344.618181][ T3261] ------------[ cut here ]------------
| [ 344.618527][ T3261] WARNING: CPU: 0 PID: 3261 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) 
| [  344.619188][ T3261] Modules linked in: act_gact cls_flower vxlan ip6_udp_tunnel udp_tunnel bridge stp llc 8021q sch_ingress vrf veth
| [  344.620672][ T3261] Tainted: [W]=WARN
[  344.620949][ T3261] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 344.621352][ T3261] 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) 
[ 344.621733][ T3261] 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
[  344.623049][ T3261] RSP: 0018:ffffc90005f2eef0 EFLAGS: 00010246
[  344.623468][ T3261] RAX: 0000000000000000 RBX: ffff888004c1a000 RCX: 0000000000000001
[  344.623972][ T3261] RDX: 0000000000000000 RSI: ffffffffa869b941 RDI: ffffffffa7e555e0
[  344.624448][ T3261] RBP: ffffc90005f2efe0 R08: 0000000000000000 R09: 0000000000000000
[  344.624924][ T3261] R10: ffffc90005f2f010 R11: ffffffffa94a8918 R12: 1ffff92000be5de2
[  344.625412][ T3261] R13: 00000000000005dc R14: ffffc90005f2f010 R15: ffff888004c1af08
[  344.625904][ T3261] FS:  00007f40b99f2800(0000) GS:ffff88808bab7000(0000) knlGS:0000000000000000
[  344.626472][ T3261] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  344.626886][ T3261] CR2: 00000000004e5ce0 CR3: 0000000002724004 CR4: 0000000000772ef0
[  344.627370][ T3261] PKRU: 55555554
[  344.627627][ T3261] Call Trace:
[  344.627890][ T3261]  <TASK>
[ 344.628106][ T3261] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 344.628642][ T3261] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 344.629006][ T3261] ? mark_held_locks (kernel/locking/lockdep.c:4328) 
[ 344.629351][ T3261] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:151 kernel/locking/spinlock.c:194) 
[ 344.629790][ T3261] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4475) 
[ 344.630130][ T3261] netif_set_mtu (net/core/dev.c:9652) 
[ 344.630475][ T3261] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 344.630821][ T3261] ? br_get_link_af_size_filtered (net/bridge/br_netlink.c:116) bridge 
[ 344.631307][ T3261] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 344.631560][ T3261] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 344.632020][ T3261] br_add_if (net/bridge/br_if.c:697) bridge 
[ 344.632410][ T3261] do_set_master (net/core/rtnetlink.c:2948) 
[ 344.632766][ T3261] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 344.633111][ T3261] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 344.633555][ T3261] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 344.633896][ T3261] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 344.634225][ T3261] ? __kernel_text_address (kernel/extable.c:79) 
[ 344.634570][ T3261] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 344.634917][ T3261] ? __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) 
[ 344.635338][ T3261] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 344.635955][ T3261] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 344.636539][ T3261] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 344.637081][ T3261] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 344.637658][ T3261] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 344.638220][ T3261] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 344.638771][ T3261] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 344.639315][ T3261] ? __create_object (mm/kmemleak.c:771) 
[ 344.639869][ T3261] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 344.640453][ T3261] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 344.641033][ T3261] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 344.641719][ T3261] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 344.642264][ T3261] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 344.642834][ T3261] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 344.643388][ T3261] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 344.643726][ T3261] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 344.644054][ T3261] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 344.644384][ T3261] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 344.644717][ T3261] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 344.645051][ T3261] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 344.645396][ T3261] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 344.645728][ T3261] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 344.646069][ T3261] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 344.646410][ T3261] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 344.646741][ T3261] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 344.647093][ T3261] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 344.647427][ T3261] ? 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) 
[ 344.647755][ T3261] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 344.648093][ T3261] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 344.648428][ T3261] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 344.648771][ T3261] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 344.649117][ T3261] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 344.649462][ T3261] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 344.649809][ T3261] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 344.650145][ T3261] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 344.650633][ T3261] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 344.651115][ T3261] ___sys_sendmsg (net/socket.c:2670) 
[ 344.651451][ T3261] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 344.651785][ T3261] ? __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) 
[ 344.652182][ T3261] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 344.652514][ T3261] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 344.652847][ T3261] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 344.653168][ T3261] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 344.653485][ T3261] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 344.653801][ T3261] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 344.654119][ T3261] __sys_sendmsg (net/socket.c:2700) 
[ 344.654435][ T3261] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 344.654833][ T3261] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 344.655192][ T3261] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 344.655511][ T3261] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 344.655826][ T3261] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[  344.656270][ T3261] RIP: 0033:0x7f40b9bbf1e7
[ 344.656620][ T3261] 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)
[  344.657775][ T3261] RSP: 002b:00007fffd9c7b7a8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[  344.658476][ T3261] RAX: ffffffffffffffda RBX: 00007fffd9c7bed0 RCX: 00007f40b9bbf1e7
[  344.658967][ T3261] RDX: 0000000000000000 RSI: 00007fffd9c7b810 RDI: 0000000000000005
[  344.659464][ T3261] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000000
[  344.659946][ T3261] R10: 000000003c1f0910 R11: 0000000000000246 R12: 0000000000000004
[  344.660435][ T3261] R13: 00000000686e0bf2 R14: 0000000000499600 R15: 0000000000000000
| [  344.983733][ T3263] ------------[ cut here ]------------
| [ 344.984296][ T3263] WARNING: CPU: 1 PID: 3263 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) 
| [  344.985376][ T3263] Modules linked in: act_gact cls_flower vxlan ip6_udp_tunnel udp_tunnel bridge stp llc 8021q sch_ingress vrf veth
| [  344.987707][ T3263] Tainted: [W]=WARN
[  344.988120][ T3263] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 344.988805][ T3263] 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) 
[ 344.989360][ T3263] 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
[  344.991234][ T3263] RSP: 0018:ffffc90005f4eef0 EFLAGS: 00010246
[  344.991930][ T3263] RAX: 0000000000000000 RBX: ffff888004c1a000 RCX: 0000000000000001
[  344.992807][ T3263] RDX: 0000000000000000 RSI: ffffffffa869b941 RDI: ffffffffa7e555e0
[  344.993642][ T3263] RBP: ffffc90005f4efe0 R08: 0000000000000000 R09: 0000000000000000
[  344.994464][ T3263] R10: ffffc90005f4f010 R11: ffffffffa94a8918 R12: 1ffff92000be9de2
[  344.995300][ T3263] R13: 00000000000005dc R14: ffffc90005f4f010 R15: ffff888004c1af08
[  344.996112][ T3263] FS:  00007f52c7f46800(0000) GS:ffff88808bb37000(0000) knlGS:0000000000000000
[  344.997044][ T3263] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  344.997732][ T3263] CR2: 00000000004e5de8 CR3: 00000000191ec001 CR4: 0000000000772ef0
[  344.998555][ T3263] PKRU: 55555554
[  344.998961][ T3263] Call Trace:
[  344.999415][ T3263]  <TASK>
[ 344.999691][ T3263] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 345.000174][ T3263] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 345.000704][ T3263] ? mark_held_locks (kernel/locking/lockdep.c:4328) 
[ 345.001228][ T3263] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:151 kernel/locking/spinlock.c:194) 
[ 345.001818][ T3263] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4475) 
[ 345.002355][ T3263] netif_set_mtu (net/core/dev.c:9652) 
[ 345.002881][ T3263] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 345.003485][ T3263] ? br_get_link_af_size_filtered (net/bridge/br_netlink.c:116) bridge 
[ 345.004264][ T3263] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 345.004666][ T3263] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 345.005418][ T3263] br_add_if (net/bridge/br_if.c:697) bridge 
[ 345.006029][ T3263] do_set_master (net/core/rtnetlink.c:2948) 
[ 345.006575][ T3263] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 345.007085][ T3263] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 345.007813][ T3263] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 345.008364][ T3263] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 345.008873][ T3263] ? __kernel_text_address (kernel/extable.c:79) 
[ 345.009422][ T3263] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 345.009911][ T3263] ? __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) 
[ 345.010418][ T3263] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 345.011037][ T3263] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 345.011603][ T3263] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 345.012079][ T3263] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 345.012614][ T3263] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 345.013116][ T3263] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 345.013668][ T3263] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 345.014199][ T3263] ? __create_object (mm/kmemleak.c:771) 
[ 345.014749][ T3263] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 345.015364][ T3263] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 345.015915][ T3263] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 345.016567][ T3263] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 345.017092][ T3263] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 345.017625][ T3263] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 345.018155][ T3263] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 345.018703][ T3263] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 345.019225][ T3263] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 345.019767][ T3263] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 345.020302][ T3263] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 345.020828][ T3263] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 345.021301][ T3263] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 345.021780][ T3263] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 345.022327][ T3263] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 345.022880][ T3263] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 345.023458][ T3263] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 345.024031][ T3263] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 345.024573][ T3263] ? 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) 
[ 345.025105][ T3263] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 345.025655][ T3263] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 345.026187][ T3263] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 345.026700][ T3263] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 345.027089][ T3263] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 345.027562][ T3263] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 345.028162][ T3263] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 345.028743][ T3263] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 345.029314][ T3263] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 345.029952][ T3263] ___sys_sendmsg (net/socket.c:2670) 
[ 345.030476][ T3263] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 345.030999][ T3263] ? __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) 
[ 345.031625][ T3263] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 345.032164][ T3263] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 345.032728][ T3263] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 345.033330][ T3263] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 345.033890][ T3263] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 345.034451][ T3263] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 345.035005][ T3263] __sys_sendmsg (net/socket.c:2700) 
[ 345.035570][ T3263] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 345.036197][ T3263] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 345.036750][ T3263] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 345.037304][ T3263] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 345.037832][ T3263] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[  345.038505][ T3263] RIP: 0033:0x7f52c81131e7
[ 345.039028][ T3263] 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)
[  345.040869][ T3263] RSP: 002b:00007ffdd281a9b8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[  345.041633][ T3263] RAX: ffffffffffffffda RBX: 00007ffdd281b0e0 RCX: 00007f52c81131e7
[  345.042418][ T3263] RDX: 0000000000000000 RSI: 00007ffdd281aa20 RDI: 0000000000000005
[  345.043277][ T3263] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000000
[  345.044079][ T3263] R10: 000000003d959910 R11: 0000000000000246 R12: 0000000000000004
[  345.044915][ T3263] R13: 00000000686e0bf2 R14: 0000000000499600 R15: 0000000000000000
| [ 1076.027376][T10518] ------------[ cut here ]------------
| [1076.027692][T10518] WARNING: CPU: 1 PID: 10518 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) 
| [ 1076.028326][T10518] Modules linked in: act_gact cls_flower vxlan ip6_udp_tunnel udp_tunnel bridge stp llc 8021q sch_ingress vrf veth
| [ 1076.029696][T10518] Tainted: [W]=WARN
[ 1076.029941][T10518] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[1076.030352][T10518] 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) 
[ 1076.030669][T10518] 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
[ 1076.033361][T10518] RSP: 0018:ffffc90001b4ef70 EFLAGS: 00010246
[ 1076.033752][T10518] RAX: 0000000000000000 RBX: ffff888004c1a000 RCX: 0000000000000001
[ 1076.034216][T10518] RDX: 0000000000000000 RSI: ffffffffa869b941 RDI: ffffffffa7e555e0
[ 1076.034691][T10518] RBP: ffffc90001b4f058 R08: 0000000000000000 R09: 0000000000000000
[ 1076.035147][T10518] R10: ffffc90001b4f088 R11: ffffffffa8b79160 R12: 1ffff92000369df2
[ 1076.035614][T10518] R13: 00000000000005dc R14: ffffc90001b4f088 R15: ffff888004c1af08
[ 1076.036071][T10518] FS:  00007f847f917800(0000) GS:ffff88808bb37000(0000) knlGS:0000000000000000
[ 1076.036610][T10518] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 1076.036993][T10518] CR2: 00000000004e5ab0 CR3: 000000001953c005 CR4: 0000000000772ef0
[ 1076.037458][T10518] PKRU: 55555554
[ 1076.037686][T10518] Call Trace:
[ 1076.037913][T10518]  <TASK>
[1076.038067][T10518] ? __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) 
[1076.038470][T10518] ? br_del_if (net/bridge/br_if.c:742) bridge 
[1076.038817][T10518] ? do_set_master (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:41 net/core/rtnetlink.c:2933) 
[1076.039122][T10518] ? do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[1076.039432][T10518] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[1076.039734][T10518] ? netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[1076.040039][T10518] ? netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[1076.040361][T10518] ? ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[1076.040672][T10518] ? ___sys_sendmsg (net/socket.c:2670) 
[1076.040976][T10518] ? __sys_sendmsg (net/socket.c:2700) 
[1076.041289][T10518] ? do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[1076.041604][T10518] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[1076.041996][T10518] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[1076.042337][T10518] netif_set_mtu (net/core/dev.c:9652) 
[1076.042647][T10518] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[1076.042966][T10518] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[1076.043198][T10518] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[1076.043652][T10518] br_del_if (net/bridge/br_if.c:743) bridge 
[1076.043989][T10518] ? rtnl_is_locked (net/core/rtnetlink.c:169) 
[1076.044320][T10518] do_set_master (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:41 net/core/rtnetlink.c:2933) 
[1076.044633][T10518] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[1076.044950][T10518] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[1076.045349][T10518] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[1076.045653][T10518] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[1076.045954][T10518] ? __kernel_text_address (kernel/extable.c:79) 
[1076.046334][T10518] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[1076.046662][T10518] ? __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) 
[1076.046980][T10518] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[1076.047391][T10518] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[1076.047714][T10518] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[1076.048032][T10518] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[1076.048374][T10518] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[1076.048697][T10518] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[1076.049020][T10518] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[1076.049346][T10518] ? __create_object (mm/kmemleak.c:771) 
[1076.049675][T10518] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[1076.049998][T10518] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[1076.050361][T10518] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[1076.050761][T10518] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[1076.051089][T10518] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[1076.051424][T10518] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[1076.051760][T10518] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[1076.052086][T10518] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[1076.052430][T10518] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[1076.052747][T10518] ? __lock_release (kernel/locking/lockdep.c:5539) 
[1076.053081][T10518] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[1076.053441][T10518] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[1076.053766][T10518] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[1076.054100][T10518] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[1076.054450][T10518] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[1076.054787][T10518] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[1076.055119][T10518] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[1076.055470][T10518] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[1076.055792][T10518] ? 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) 
[1076.056130][T10518] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[1076.056480][T10518] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[1076.056809][T10518] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[1076.057154][T10518] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[1076.057497][T10518] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[1076.057817][T10518] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[1076.058147][T10518] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[1076.058502][T10518] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[1076.058821][T10518] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[1076.059212][T10518] ___sys_sendmsg (net/socket.c:2670) 
[1076.059530][T10518] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[1076.059848][T10518] ? __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) 
[1076.060238][T10518] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[1076.060560][T10518] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[1076.060873][T10518] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[1076.061189][T10518] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[1076.061512][T10518] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[1076.061822][T10518] ? __lock_release (kernel/locking/lockdep.c:5539) 
[1076.062138][T10518] __sys_sendmsg (net/socket.c:2700) 
[1076.062460][T10518] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[1076.062837][T10518] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[1076.063152][T10518] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[1076.063497][T10518] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[1076.063820][T10518] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[ 1076.064213][T10518] RIP: 0033:0x7f847fae41e7
[ 1076.064542][T10518] 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)
[ 1076.065654][T10518] RSP: 002b:00007ffcd6dc42a8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[ 1076.066121][T10518] RAX: ffffffffffffffda RBX: 00007ffcd6dc49d0 RCX: 00007f847fae41e7
[ 1076.066613][T10518] RDX: 0000000000000000 RSI: 00007ffcd6dc4310 RDI: 0000000000000005
[ 1076.067069][T10518] RBP: 0000000000000003 R08: 0000000000000003 R09: 0000000000000078
[ 1076.067540][T10518] R10: 00007f847f9e1ee8 R11: 0000000000000246 R12: 0000000000000003
[ 1076.067991][T10518] R13: 00000000686e0ecd R14: 0000000000499600 R15: 0000000000000000
| [ 1076.694572][T10523] ------------[ cut here ]------------
| [1076.694899][T10523] WARNING: CPU: 3 PID: 10523 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) 
| [ 1076.697295][T10523] Modules linked in: act_gact cls_flower vxlan ip6_udp_tunnel udp_tunnel bridge stp llc 8021q sch_ingress vrf veth
| [ 1076.698787][T10523] Tainted: [W]=WARN
[ 1076.699025][T10523] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[1076.699554][T10523] 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) 
[ 1076.699879][T10523] 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
[ 1076.701225][T10523] RSP: 0018:ffffc9000b59ef70 EFLAGS: 00010246
[ 1076.701643][T10523] RAX: 0000000000000000 RBX: ffff888004c1a000 RCX: 0000000000000001
[ 1076.702098][T10523] RDX: 0000000000000000 RSI: ffffffffa869b941 RDI: ffffffffa7e555e0
[ 1076.702559][T10523] RBP: ffffc9000b59f058 R08: 0000000000000000 R09: 0000000000000000
[ 1076.703025][T10523] R10: ffffc9000b59f088 R11: ffffffffa8b79160 R12: 1ffff920016b3df2
[ 1076.703505][T10523] R13: 00000000000005dc R14: ffffc9000b59f088 R15: ffff888004c1af08
[ 1076.703960][T10523] FS:  00007f7f77115800(0000) GS:ffff88808bc37000(0000) knlGS:0000000000000000
[ 1076.704496][T10523] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 1076.704878][T10523] CR2: 00000000004e5aa8 CR3: 00000000163ee003 CR4: 0000000000772ef0
[ 1076.705371][T10523] PKRU: 55555554
[ 1076.705606][T10523] Call Trace:
[ 1076.705834][T10523]  <TASK>
[1076.705992][T10523] ? __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) 
[1076.706384][T10523] ? br_del_if (net/bridge/br_if.c:742) bridge 
[1076.706730][T10523] ? do_set_master (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:41 net/core/rtnetlink.c:2933) 
[1076.707048][T10523] ? do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[1076.707378][T10523] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[1076.707701][T10523] ? netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[1076.708021][T10523] ? netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[1076.708348][T10523] ? ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[1076.708669][T10523] ? ___sys_sendmsg (net/socket.c:2670) 
[1076.708984][T10523] ? __sys_sendmsg (net/socket.c:2700) 
[1076.709304][T10523] ? do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[1076.709605][T10523] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[1076.709982][T10523] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[1076.710314][T10523] netif_set_mtu (net/core/dev.c:9652) 
[1076.710622][T10523] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[1076.710939][T10523] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[1076.711172][T10523] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[1076.711600][T10523] br_del_if (net/bridge/br_if.c:743) bridge 
[1076.711937][T10523] ? rtnl_is_locked (net/core/rtnetlink.c:169) 
[1076.712255][T10523] do_set_master (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:41 net/core/rtnetlink.c:2933) 
[1076.712563][T10523] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[1076.712879][T10523] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[1076.713284][T10523] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[1076.713604][T10523] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[1076.713918][T10523] ? __kernel_text_address (kernel/extable.c:79) 
[1076.714270][T10523] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[1076.714580][T10523] ? __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) 
[1076.714921][T10523] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[1076.715310][T10523] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[1076.715613][T10523] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[1076.715911][T10523] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[1076.716215][T10523] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[1076.716530][T10523] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[1076.716834][T10523] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[1076.717137][T10523] ? __create_object (mm/kmemleak.c:771) 
[1076.717458][T10523] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[1076.717761][T10523] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[1076.718065][T10523] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[1076.718452][T10523] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[1076.718762][T10523] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[1076.719089][T10523] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[1076.719400][T10523] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[1076.719709][T10523] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[1076.720019][T10523] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[1076.720327][T10523] ? __lock_release (kernel/locking/lockdep.c:5539) 
[1076.720631][T10523] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[1076.720932][T10523] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[1076.721249][T10523] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[1076.721556][T10523] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[1076.721867][T10523] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[1076.722180][T10523] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[1076.722497][T10523] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[1076.722814][T10523] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[1076.723122][T10523] ? 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) 
[1076.723453][T10523] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[1076.723762][T10523] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[1076.724065][T10523] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[1076.724404][T10523] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[1076.724711][T10523] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[1076.725017][T10523] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[1076.725361][T10523] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[1076.725668][T10523] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[1076.725972][T10523] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[1076.726375][T10523] ___sys_sendmsg (net/socket.c:2670) 
[1076.726681][T10523] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[1076.726985][T10523] ? __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) 
[1076.727371][T10523] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[1076.727677][T10523] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[1076.727982][T10523] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[1076.728297][T10523] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[1076.728601][T10523] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[1076.728911][T10523] ? __lock_release (kernel/locking/lockdep.c:5539) 
[1076.729228][T10523] __sys_sendmsg (net/socket.c:2700) 
[1076.729539][T10523] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[1076.729917][T10523] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[1076.730235][T10523] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[1076.730554][T10523] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[1076.730859][T10523] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[ 1076.731235][T10523] RIP: 0033:0x7f7f772e21e7
[ 1076.731570][T10523] 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)
[ 1076.732655][T10523] RSP: 002b:00007ffda5a64a68 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[ 1076.733114][T10523] RAX: ffffffffffffffda RBX: 00007ffda5a65190 RCX: 00007f7f772e21e7
[ 1076.733593][T10523] RDX: 0000000000000000 RSI: 00007ffda5a64ad0 RDI: 0000000000000005
[ 1076.734046][T10523] RBP: 0000000000000003 R08: 0000000000000003 R09: 0000000000000078
[ 1076.734509][T10523] R10: 00007f7f771dfee8 R11: 0000000000000246 R12: 0000000000000003
[ 1076.734960][T10523] R13: 00000000686e0ece R14: 0000000000499600 R15: 0000000000000000
| [ 1076.977669][T10525] ------------[ cut here ]------------
| [1076.977992][T10525] WARNING: CPU: 3 PID: 10525 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) 
| [ 1076.978624][T10525] Modules linked in: act_gact cls_flower vxlan ip6_udp_tunnel udp_tunnel bridge stp llc 8021q sch_ingress vrf veth
| [ 1076.979987][T10525] Tainted: [W]=WARN
[ 1076.980220][T10525] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[1076.980610][T10525] 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) 
[ 1076.980935][T10525] 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
[ 1076.982051][T10525] RSP: 0018:ffffc9000b5aef70 EFLAGS: 00010246
[ 1076.983046][T10525] RAX: 0000000000000000 RBX: ffff888004c1a000 RCX: 0000000000000001
[ 1076.983544][T10525] RDX: 0000000000000000 RSI: ffffffffa869b941 RDI: ffffffffa7e555e0
[ 1076.984010][T10525] RBP: ffffc9000b5af058 R08: 0000000000000000 R09: 0000000000000000
[ 1076.984487][T10525] R10: ffffc9000b5af088 R11: ffffffffa8b79160 R12: 1ffff920016b5df2
[ 1076.984968][T10525] R13: 00000000000005dc R14: ffffc9000b5af088 R15: ffff888004c1af08
[ 1076.985461][T10525] FS:  00007f0d202ed800(0000) GS:ffff88808bc37000(0000) knlGS:0000000000000000
[ 1076.986004][T10525] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 1076.986398][T10525] CR2: 00000000004e5de8 CR3: 0000000019555002 CR4: 0000000000772ef0
[ 1076.986867][T10525] PKRU: 55555554
[ 1076.987094][T10525] Call Trace:
[ 1076.987331][T10525]  <TASK>
[1076.987499][T10525] ? __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) 
[1076.987889][T10525] ? br_del_if (net/bridge/br_if.c:742) bridge 
[1076.988232][T10525] ? do_set_master (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:41 net/core/rtnetlink.c:2933) 
[1076.988557][T10525] ? do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[1076.988875][T10525] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[1076.989188][T10525] ? netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[1076.989504][T10525] ? netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[1076.989812][T10525] ? ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[1076.990114][T10525] ? ___sys_sendmsg (net/socket.c:2670) 
[1076.990439][T10525] ? __sys_sendmsg (net/socket.c:2700) 
[1076.990752][T10525] ? do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[1076.991053][T10525] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[1076.991442][T10525] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[1076.991772][T10525] netif_set_mtu (net/core/dev.c:9652) 
[1076.992076][T10525] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[1076.992401][T10525] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[1076.992632][T10525] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[1076.993070][T10525] br_del_if (net/bridge/br_if.c:743) bridge 
[1076.993432][T10525] ? rtnl_is_locked (net/core/rtnetlink.c:169) 
[1076.993747][T10525] do_set_master (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:41 net/core/rtnetlink.c:2933) 
[1076.994070][T10525] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[1076.994401][T10525] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[1076.994787][T10525] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[1076.995090][T10525] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[1076.995400][T10525] ? __kernel_text_address (kernel/extable.c:79) 
[1076.995706][T10525] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[1076.996012][T10525] ? __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) 
[1076.996332][T10525] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[1076.996709][T10525] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[1076.997019][T10525] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[1076.997338][T10525] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[1076.997643][T10525] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[1076.997948][T10525] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[1076.998262][T10525] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[1076.998563][T10525] ? __create_object (mm/kmemleak.c:771) 
[1076.998874][T10525] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[1076.999181][T10525] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[1076.999491][T10525] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[1076.999867][T10525] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[1077.000174][T10525] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[1077.000492][T10525] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[1077.000794][T10525] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[1077.001107][T10525] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[1077.001439][T10525] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[1077.001743][T10525] ? __lock_release (kernel/locking/lockdep.c:5539) 
[1077.002048][T10525] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[1077.002361][T10525] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[1077.002668][T10525] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[1077.002989][T10525] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[1077.003326][T10525] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[1077.003657][T10525] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[1077.003977][T10525] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[1077.004317][T10525] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[1077.004634][T10525] ? 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) 
[1077.004958][T10525] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[1077.005285][T10525] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[1077.005600][T10525] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[1077.005943][T10525] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[1077.006263][T10525] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[1077.006569][T10525] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[1077.006880][T10525] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[1077.007188][T10525] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[1077.007512][T10525] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[1077.007922][T10525] ___sys_sendmsg (net/socket.c:2670) 
[1077.008254][T10525] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[1077.008567][T10525] ? __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) 
[1077.008943][T10525] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[1077.009270][T10525] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[1077.009613][T10525] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[1077.009921][T10525] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[1077.010229][T10525] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[1077.010573][T10525] ? __lock_release (kernel/locking/lockdep.c:5539) 
[1077.010897][T10525] __sys_sendmsg (net/socket.c:2700) 
[1077.011204][T10525] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[1077.011608][T10525] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[1077.011924][T10525] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[1077.012228][T10525] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[1077.012547][T10525] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[ 1077.012928][T10525] RIP: 0033:0x7f0d204ba1e7
[ 1077.013252][T10525] 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)
[ 1077.014379][T10525] RSP: 002b:00007ffc4ad9b058 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[ 1077.014838][T10525] RAX: ffffffffffffffda RBX: 00007ffc4ad9b780 RCX: 00007f0d204ba1e7
[ 1077.015307][T10525] RDX: 0000000000000000 RSI: 00007ffc4ad9b0c0 RDI: 0000000000000005
[ 1077.015761][T10525] RBP: 0000000000000003 R08: 0000000000000003 R09: 0000000000000078
[ 1077.016234][T10525] R10: 00007f0d203b7ee8 R11: 0000000000000246 R12: 0000000000000003
[ 1077.016703][T10525] R13: 00000000686e0ece R14: 0000000000499600 R15: 0000000000000000
| [ 1077.517691][T10529] ------------[ cut here ]------------
| [1077.518046][T10529] WARNING: CPU: 0 PID: 10529 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) 
| [ 1077.519231][T10529] Modules linked in: act_gact cls_flower vxlan ip6_udp_tunnel udp_tunnel bridge stp llc 8021q sch_ingress vrf veth
| [ 1077.521072][T10529] Tainted: [W]=WARN
[ 1077.521368][T10529] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[1077.521822][T10529] 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) 
[ 1077.522213][T10529] 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
[ 1077.523469][T10529] RSP: 0018:ffffc9000b5eef70 EFLAGS: 00010246
[ 1077.523899][T10529] RAX: 0000000000000000 RBX: ffff888004c1a000 RCX: 0000000000000001
[ 1077.524519][T10529] RDX: 0000000000000000 RSI: ffffffffa869b941 RDI: ffffffffa7e555e0
[ 1077.525104][T10529] RBP: ffffc9000b5ef058 R08: 0000000000000000 R09: 0000000000000000
[ 1077.525775][T10529] R10: ffffc9000b5ef088 R11: ffffffffa8b79160 R12: 1ffff920016bddf2
[ 1077.526438][T10529] R13: 00000000000005dc R14: ffffc9000b5ef088 R15: ffff888004c1af08
[ 1077.526958][T10529] FS:  00007f6520930800(0000) GS:ffff88808bab7000(0000) knlGS:0000000000000000
[ 1077.527570][T10529] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 1077.528054][T10529] CR2: 00000000004e5ce0 CR3: 0000000016755001 CR4: 0000000000772ef0
[ 1077.528584][T10529] PKRU: 55555554
[ 1077.528835][T10529] Call Trace:
[ 1077.529067][T10529]  <TASK>
[1077.529238][T10529] ? __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) 
[1077.529641][T10529] ? br_del_if (net/bridge/br_if.c:742) bridge 
[1077.530063][T10529] ? do_set_master (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:41 net/core/rtnetlink.c:2933) 
[1077.530450][T10529] ? do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[1077.530817][T10529] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[1077.531200][T10529] ? netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[1077.531628][T10529] ? netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[1077.532045][T10529] ? ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[1077.532474][T10529] ? ___sys_sendmsg (net/socket.c:2670) 
[1077.532833][T10529] ? __sys_sendmsg (net/socket.c:2700) 
[1077.533189][T10529] ? do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[1077.533581][T10529] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[1077.534012][T10529] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[1077.534399][T10529] netif_set_mtu (net/core/dev.c:9652) 
[1077.534740][T10529] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[1077.535083][T10529] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[1077.535336][T10529] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[1077.535844][T10529] br_del_if (net/bridge/br_if.c:743) bridge 
[1077.536277][T10529] ? rtnl_is_locked (net/core/rtnetlink.c:169) 
[1077.536622][T10529] do_set_master (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:41 net/core/rtnetlink.c:2933) 
[1077.536998][T10529] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[1077.537442][T10529] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[1077.537962][T10529] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[1077.538372][T10529] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[1077.538736][T10529] ? __kernel_text_address (kernel/extable.c:79) 
[1077.539088][T10529] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[1077.539453][T10529] ? __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) 
[1077.539806][T10529] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[1077.540251][T10529] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[1077.540610][T10529] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[1077.540926][T10529] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[1077.541260][T10529] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[1077.541579][T10529] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[1077.541938][T10529] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[1077.542318][T10529] ? __create_object (mm/kmemleak.c:771) 
[1077.542660][T10529] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[1077.543004][T10529] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[1077.543419][T10529] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[1077.543928][T10529] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[1077.544372][T10529] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[1077.544786][T10529] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[1077.545119][T10529] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[1077.545485][T10529] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[1077.545828][T10529] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[1077.546189][T10529] ? __lock_release (kernel/locking/lockdep.c:5539) 
[1077.546558][T10529] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[1077.546893][T10529] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[1077.547215][T10529] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[1077.547534][T10529] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[1077.547846][T10529] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[1077.548190][T10529] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[1077.548602][T10529] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[1077.548963][T10529] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[1077.549374][T10529] ? 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) 
[1077.549791][T10529] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[1077.550201][T10529] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[1077.550631][T10529] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[1077.550986][T10529] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[1077.551370][T10529] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[1077.551726][T10529] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[1077.552089][T10529] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[1077.552455][T10529] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[1077.552803][T10529] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[1077.553216][T10529] ___sys_sendmsg (net/socket.c:2670) 
[1077.553542][T10529] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[1077.553862][T10529] ? __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) 
[1077.554330][T10529] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[1077.554678][T10529] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[1077.555045][T10529] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[1077.555451][T10529] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[1077.555867][T10529] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[1077.556288][T10529] ? __lock_release (kernel/locking/lockdep.c:5539) 
[1077.556708][T10529] __sys_sendmsg (net/socket.c:2700) 
[1077.557039][T10529] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[1077.557512][T10529] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[1077.557880][T10529] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[1077.558222][T10529] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[1077.558584][T10529] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[ 1077.559008][T10529] RIP: 0033:0x7f6520afd1e7
[ 1077.559350][T10529] 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)
[ 1077.560571][T10529] RSP: 002b:00007fff51b62318 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[ 1077.561078][T10529] RAX: ffffffffffffffda RBX: 00007fff51b62a40 RCX: 00007f6520afd1e7
[ 1077.561665][T10529] RDX: 0000000000000000 RSI: 00007fff51b62380 RDI: 0000000000000005
[ 1077.562308][T10529] RBP: 0000000000000003 R08: 0000000000000003 R09: 0000000000000078
[ 1077.562914][T10529] R10: 00007f65209faee8 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