======================================
| [   23.416146][  T345] br1: port 1(vx10) entered forwarding state
| [   23.417554][  T345] ------------[ cut here ]------------
| [ 23.417868][ T345] WARNING: CPU: 3 PID: 345 at ./include/net/netdev_lock.h:17 netif_set_mtu_ext (./include/net/netdev_lock.h:17 ./include/net/netdev_lock.h:15 ./include/net/netdev_lock.h:25 net/core/dev.c:9610) 
| [   23.418487][  T345] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel bridge stp llc 8021q sch_ingress vrf veth
[   23.420963][  T345] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 23.421348][ T345] RIP: 0010:netif_set_mtu_ext (./include/net/netdev_lock.h:17 ./include/net/netdev_lock.h:15 ./include/net/netdev_lock.h:25 net/core/dev.c:9610) 
[ 23.421669][ T345] 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
[   23.422775][  T345] RSP: 0018:ffffc90000566ef0 EFLAGS: 00010246
[   23.423171][  T345] RAX: 0000000000000000 RBX: ffff88800bd72000 RCX: 0000000000000001
[   23.423633][  T345] RDX: 0000000000000000 RSI: ffffffffae49b941 RDI: ffffffffadc555e0
[   23.424105][  T345] RBP: ffffc90000566fe0 R08: 0000000000000000 R09: 0000000000000000
[   23.424563][  T345] R10: ffffc90000567010 R11: ffffffffaf2a8918 R12: 1ffff920000acde2
[   23.425045][  T345] R13: 00000000000005dc R14: ffffc90000567010 R15: ffff88800bd72f08
[   23.425508][  T345] FS:  00007f83064fc800(0000) GS:ffff888085e37000(0000) knlGS:0000000000000000
[   23.426089][  T345] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   23.426671][  T345] CR2: 00000000004e5ce0 CR3: 000000000e0c6001 CR4: 0000000000772ef0
[   23.427155][  T345] PKRU: 55555554
[   23.427391][  T345] Call Trace:
[   23.427626][  T345]  <TASK>
[ 23.427789][ T345] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 23.428113][ T345] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 23.428429][ T345] ? mark_held_locks (kernel/locking/lockdep.c:4328) 
[ 23.428737][ T345] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:151 kernel/locking/spinlock.c:194) 
[ 23.429129][ T345] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4475) 
[ 23.429440][ T345] netif_set_mtu (net/core/dev.c:9652) 
[ 23.429752][ T345] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 23.430085][ T345] ? br_get_link_af_size_filtered (net/bridge/br_netlink.c:116) bridge 
[ 23.430530][ T345] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 23.430764][ T345] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 23.431194][ T345] br_add_if (net/bridge/br_if.c:697) bridge 
[ 23.431553][ T345] do_set_master (net/core/rtnetlink.c:2948) 
[ 23.431867][ T345] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 23.432192][ T345] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 23.432584][ T345] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 23.432893][ T345] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 23.433210][ T345] ? __kernel_text_address (kernel/extable.c:79) 
[ 23.433522][ T345] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 23.433834][ T345] ? __mutex_trylock_common (./arch/x86/include/asm/atomic64_64.h:101 ./include/linux/atomic/atomic-arch-fallback.h:4296 ./include/linux/atomic/atomic-long.h:1482 ./include/linux/atomic/atomic-instrumented.h:4458 kernel/locking/mutex.c:113) 
[ 23.434156][ T345] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 23.434543][ T345] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 23.434850][ T345] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 23.435164][ T345] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 23.435469][ T345] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 23.435775][ T345] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 23.436087][ T345] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 23.436388][ T345] ? __create_object (mm/kmemleak.c:771) 
[ 23.436717][ T345] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 23.437049][ T345] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 23.437358][ T345] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 23.437740][ T345] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 23.438062][ T345] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 23.438377][ T345] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 23.438682][ T345] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 23.439004][ T345] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 23.439313][ T345] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 23.439626][ T345] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 23.439935][ T345] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 23.440255][ T345] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 23.440574][ T345] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 23.440887][ T345] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 23.441230][ T345] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 23.441555][ T345] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 23.441865][ T345] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 23.442194][ T345] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 23.442505][ T345] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 ./include/net/netns/generic.h:48 net/netlink/af_netlink.c:333) 
[ 23.442818][ T345] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 23.443154][ T345] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 23.443462][ T345] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 23.443774][ T345] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 23.444095][ T345] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 23.444406][ T345] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 23.444720][ T345] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 23.445039][ T345] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 23.445348][ T345] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 23.445739][ T345] ___sys_sendmsg (net/socket.c:2670) 
[ 23.446050][ T345] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 23.446364][ T345] ? __call_rcu_common.constprop.0 (./arch/x86/include/asm/irqflags.h:26 ./arch/x86/include/asm/irqflags.h:109 ./arch/x86/include/asm/irqflags.h:127 kernel/rcu/tree.c:3096) 
[ 23.446846][ T345] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 23.447170][ T345] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 23.447479][ T345] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 23.447792][ T345] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 23.448110][ T345] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 23.448420][ T345] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 23.448742][ T345] __sys_sendmsg (net/socket.c:2700) 
[ 23.449052][ T345] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 23.449436][ T345] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 23.449759][ T345] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 23.450081][ T345] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 23.450391][ T345] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   23.450787][  T345] RIP: 0033:0x7f83066c91e7
[ 23.451120][ T345] Code: 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b9 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 2e 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 89 54 24 1c 48 89 74 24 10
All code
========
   0:	0e                   	(bad)
   1:	00 f7                	add    %dh,%bh
   3:	d8 64 89 02          	fsubs  0x2(%rcx,%rcx,4)
   7:	48 c7 c0 ff ff ff ff 	mov    $0xffffffffffffffff,%rax
   e:	eb b9                	jmp    0xffffffffffffffc9
  10:	0f 1f 00             	nopl   (%rax)
  13:	f3 0f 1e fa          	endbr64
  17:	64 8b 04 25 18 00 00 	mov    %fs:0x18,%eax
  1e:	00 
  1f:	85 c0                	test   %eax,%eax
  21:	75 10                	jne    0x33
  23:	b8 2e 00 00 00       	mov    $0x2e,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax		<-- trapping instruction
  30:	77 51                	ja     0x83
  32:	c3                   	ret
  33:	48 83 ec 28          	sub    $0x28,%rsp
  37:	89 54 24 1c          	mov    %edx,0x1c(%rsp)
  3b:	48 89 74 24 10       	mov    %rsi,0x10(%rsp)

Code starting with the faulting instruction
===========================================
   0:	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax
   6:	77 51                	ja     0x59
   8:	c3                   	ret
   9:	48 83 ec 28          	sub    $0x28,%rsp
   d:	89 54 24 1c          	mov    %edx,0x1c(%rsp)
  11:	48 89 74 24 10       	mov    %rsi,0x10(%rsp)
[   23.452227][  T345] RSP: 002b:00007ffd9ef4d338 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   23.452690][  T345] RAX: ffffffffffffffda RBX: 00007ffd9ef4da60 RCX: 00007f83066c91e7
[   23.453167][  T345] RDX: 0000000000000000 RSI: 00007ffd9ef4d3a0 RDI: 0000000000000005
[   23.453627][  T345] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000000
[   23.454104][  T345] R10: 000000002971b910 R11: 0000000000000246 R12: 0000000000000004
[   23.454571][  T345] R13: 00000000686e1455 R14: 0000000000499600 R15: 0000000000000000
| [   23.963096][  T350] ------------[ cut here ]------------
| [ 23.963568][ T350] WARNING: CPU: 2 PID: 350 at ./include/net/netdev_lock.h:17 netif_set_mtu_ext (./include/net/netdev_lock.h:17 ./include/net/netdev_lock.h:15 ./include/net/netdev_lock.h:25 net/core/dev.c:9610) 
| [   23.964810][  T350] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel bridge stp llc 8021q sch_ingress vrf veth
| [   23.966226][  T350] Tainted: [W]=WARN
[   23.966525][  T350] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 23.967077][ T350] RIP: 0010:netif_set_mtu_ext (./include/net/netdev_lock.h:17 ./include/net/netdev_lock.h:15 ./include/net/netdev_lock.h:25 net/core/dev.c:9610) 
[ 23.967534][ T350] 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
[   23.968863][  T350] RSP: 0018:ffffc900005f6ef0 EFLAGS: 00010246
[   23.969332][  T350] RAX: 0000000000000000 RBX: ffff88800bd72000 RCX: 0000000000000001
[   23.969837][  T350] RDX: 0000000000000000 RSI: ffffffffae49b941 RDI: ffffffffadc555e0
[   23.970445][  T350] RBP: ffffc900005f6fe0 R08: 0000000000000000 R09: 0000000000000000
[   23.970971][  T350] R10: ffffc900005f7010 R11: ffffffffaf2a8918 R12: 1ffff920000bede2
[   23.971504][  T350] R13: 00000000000005dc R14: ffffc900005f7010 R15: ffff88800bd72f08
[   23.972030][  T350] FS:  00007fef4ee22800(0000) GS:ffff888085db7000(0000) knlGS:0000000000000000
[   23.972649][  T350] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   23.973101][  T350] CR2: 00000000004e5de8 CR3: 00000000097c6005 CR4: 0000000000772ef0
[   23.973631][  T350] PKRU: 55555554
[   23.973917][  T350] Call Trace:
[   23.974177][  T350]  <TASK>
[ 23.974375][ T350] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 23.974720][ T350] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 23.975114][ T350] ? mark_held_locks (kernel/locking/lockdep.c:4328) 
[ 23.975467][ T350] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:151 kernel/locking/spinlock.c:194) 
[ 23.975890][ T350] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4475) 
[ 23.976253][ T350] netif_set_mtu (net/core/dev.c:9652) 
[ 23.976600][ T350] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 23.976955][ T350] ? br_get_link_af_size_filtered (net/bridge/br_netlink.c:116) bridge 
[ 23.977430][ T350] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 23.977701][ T350] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 23.978179][ T350] br_add_if (net/bridge/br_if.c:697) bridge 
[ 23.978615][ T350] do_set_master (net/core/rtnetlink.c:2948) 
[ 23.978985][ T350] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 23.979328][ T350] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 23.979792][ T350] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 23.980148][ T350] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 23.980596][ T350] ? __kernel_text_address (kernel/extable.c:79) 
[ 23.980980][ T350] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 23.981328][ T350] ? __mutex_trylock_common (./arch/x86/include/asm/atomic64_64.h:101 ./include/linux/atomic/atomic-arch-fallback.h:4296 ./include/linux/atomic/atomic-long.h:1482 ./include/linux/atomic/atomic-instrumented.h:4458 kernel/locking/mutex.c:113) 
[ 23.981706][ T350] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 23.982154][ T350] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 23.982514][ T350] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 23.982878][ T350] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 23.983326][ T350] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 23.983663][ T350] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 23.984054][ T350] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 23.984440][ T350] ? __create_object (mm/kmemleak.c:771) 
[ 23.984774][ T350] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 23.985117][ T350] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 23.985449][ T350] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 23.985888][ T350] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 23.986265][ T350] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 23.986612][ T350] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 23.986934][ T350] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 23.987307][ T350] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 23.987670][ T350] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 23.988008][ T350] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 23.988355][ T350] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 23.988689][ T350] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 23.989083][ T350] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 23.989479][ T350] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 23.989859][ T350] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 23.990242][ T350] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 23.990604][ T350] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 23.990984][ T350] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 23.991355][ T350] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 ./include/net/netns/generic.h:48 net/netlink/af_netlink.c:333) 
[ 23.991770][ T350] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 23.992166][ T350] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 23.992577][ T350] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 23.992949][ T350] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 23.993290][ T350] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 23.993641][ T350] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 23.994040][ T350] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 23.994417][ T350] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 23.994769][ T350] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 23.995235][ T350] ___sys_sendmsg (net/socket.c:2670) 
[ 23.995602][ T350] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 23.995968][ T350] ? __call_rcu_common.constprop.0 (./arch/x86/include/asm/irqflags.h:26 ./arch/x86/include/asm/irqflags.h:109 ./arch/x86/include/asm/irqflags.h:127 kernel/rcu/tree.c:3096) 
[ 23.996421][ T350] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 23.996794][ T350] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 23.997177][ T350] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 23.997521][ T350] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 23.997881][ T350] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 23.998255][ T350] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 23.998647][ T350] __sys_sendmsg (net/socket.c:2700) 
[ 23.999018][ T350] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 23.999472][ T350] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 23.999839][ T350] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 24.000225][ T350] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 24.000599][ T350] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   24.001063][  T350] RIP: 0033:0x7fef4efef1e7
[ 24.001413][ T350] 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)
[   24.003249][  T350] RSP: 002b:00007ffcb95ed0d8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   24.004039][  T350] RAX: ffffffffffffffda RBX: 00007ffcb95ed800 RCX: 00007fef4efef1e7
[   24.004599][  T350] RDX: 0000000000000000 RSI: 00007ffcb95ed140 RDI: 0000000000000005
[   24.005165][  T350] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000000
[   24.005681][  T350] R10: 0000000027712910 R11: 0000000000000246 R12: 0000000000000004
[   24.006705][  T350] R13: 00000000686e1455 R14: 0000000000499600 R15: 0000000000000000
| [   24.260507][  T352] ------------[ cut here ]------------
| [ 24.260858][ T352] WARNING: CPU: 1 PID: 352 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) 
| [   24.261592][  T352] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel bridge stp llc 8021q sch_ingress vrf veth
| [   24.263295][  T352] Tainted: [W]=WARN
[   24.263562][  T352] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 24.264001][ T352] 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) 
[ 24.264419][ T352] 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
[   24.265676][  T352] RSP: 0018:ffffc900005c6ef0 EFLAGS: 00010246
[   24.266255][  T352] RAX: 0000000000000000 RBX: ffff88800bd72000 RCX: 0000000000000001
[   24.266798][  T352] RDX: 0000000000000000 RSI: ffffffffae49b941 RDI: ffffffffadc555e0
[   24.267465][  T352] RBP: ffffc900005c6fe0 R08: 0000000000000000 R09: 0000000000000000
[   24.268154][  T352] R10: ffffc900005c7010 R11: ffffffffaf2a8918 R12: 1ffff920000b8de2
[   24.268780][  T352] R13: 00000000000005dc R14: ffffc900005c7010 R15: ffff88800bd72f08
[   24.269665][  T352] FS:  00007f19797dc800(0000) GS:ffff888085d37000(0000) knlGS:0000000000000000
[   24.270602][  T352] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   24.271213][  T352] CR2: 00000000004e5aa8 CR3: 0000000004efb004 CR4: 0000000000772ef0
[   24.271755][  T352] PKRU: 55555554
[   24.272072][  T352] Call Trace:
[   24.272362][  T352]  <TASK>
[ 24.272570][ T352] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 24.272984][ T352] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 24.273362][ T352] ? mark_held_locks (kernel/locking/lockdep.c:4328) 
[ 24.273718][ T352] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:151 kernel/locking/spinlock.c:194) 
[ 24.274170][ T352] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4475) 
[ 24.274563][ T352] netif_set_mtu (net/core/dev.c:9652) 
[ 24.274960][ T352] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 24.275330][ T352] ? br_get_link_af_size_filtered (net/bridge/br_netlink.c:116) bridge 
[ 24.275853][ T352] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 24.276123][ T352] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 24.276617][ T352] br_add_if (net/bridge/br_if.c:697) bridge 
[ 24.277044][ T352] do_set_master (net/core/rtnetlink.c:2948) 
[ 24.277408][ T352] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 24.277771][ T352] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 24.278211][ T352] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 24.278590][ T352] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 24.278970][ T352] ? __kernel_text_address (kernel/extable.c:79) 
[ 24.279334][ T352] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 24.279673][ T352] ? osq_unlock (./arch/x86/include/asm/atomic.h:107 ./include/linux/atomic/atomic-arch-fallback.h:2203 ./include/linux/atomic/atomic-instrumented.h:1325 kernel/locking/osq_lock.c:218) 
[ 24.280025][ T352] ? __pfx_osq_unlock (kernel/locking/osq_lock.c:211) 
[ 24.280369][ T352] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 24.280720][ T352] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 24.281063][ T352] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 24.281402][ T352] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 24.281723][ T352] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 24.282062][ T352] ? __create_object (mm/kmemleak.c:771) 
[ 24.282404][ T352] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 24.282740][ T352] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 24.283070][ T352] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 24.283545][ T352] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 24.283890][ T352] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 24.284251][ T352] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 24.284569][ T352] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 24.284923][ T352] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 24.285253][ T352] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 24.285607][ T352] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 24.285998][ T352] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 24.286407][ T352] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 24.286742][ T352] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 24.287101][ T352] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 24.287426][ T352] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 24.287758][ T352] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 24.288111][ T352] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 24.288467][ T352] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 24.288803][ T352] ? 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) 
[ 24.289164][ T352] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 24.289513][ T352] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 24.289890][ T352] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 24.290352][ T352] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 24.290706][ T352] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 24.291054][ T352] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 24.291402][ T352] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 24.291745][ T352] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 24.292102][ T352] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 24.292516][ T352] ___sys_sendmsg (net/socket.c:2670) 
[ 24.292848][ T352] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 24.293189][ T352] ? __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) 
[ 24.293613][ T352] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 24.294033][ T352] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 24.294389][ T352] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 24.294759][ T352] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 24.295121][ T352] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 24.295485][ T352] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 24.295830][ T352] __sys_sendmsg (net/socket.c:2700) 
[ 24.296178][ T352] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 24.296600][ T352] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 24.296960][ T352] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 24.297338][ T352] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 24.297691][ T352] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   24.298147][  T352] RIP: 0033:0x7f19799a91e7
[ 24.298483][ T352] 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)
[   24.299749][  T352] RSP: 002b:00007ffc56333b88 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   24.300275][  T352] RAX: ffffffffffffffda RBX: 00007ffc563342b0 RCX: 00007f19799a91e7
[   24.300786][  T352] RDX: 0000000000000000 RSI: 00007ffc56333bf0 RDI: 0000000000000005
[   24.301300][  T352] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000000
[   24.301821][  T352] R10: 0000000014dd2910 R11: 0000000000000246 R12: 0000000000000004
[   24.302326][  T352] R13: 00000000686e1456 R14: 0000000000499600 R15: 0000000000000000
| [   24.801045][  T357] ------------[ cut here ]------------
| [ 24.801423][ T357] WARNING: CPU: 2 PID: 357 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) 
| [   24.802180][  T357] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel bridge stp llc 8021q sch_ingress vrf veth
| [   24.803648][  T357] Tainted: [W]=WARN
[   24.803919][  T357] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 24.804426][ T357] 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) 
[ 24.804794][ T357] 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
[   24.806095][  T357] RSP: 0018:ffffc90000626ef0 EFLAGS: 00010246
[   24.806540][  T357] RAX: 0000000000000000 RBX: ffff88800bd72000 RCX: 0000000000000001
[   24.807110][  T357] RDX: 0000000000000000 RSI: ffffffffae49b941 RDI: ffffffffadc555e0
[   24.807657][  T357] RBP: ffffc90000626fe0 R08: 0000000000000000 R09: 0000000000000000
[   24.808204][  T357] R10: ffffc90000627010 R11: ffffffffaf2a8918 R12: 1ffff920000c4de2
[   24.808757][  T357] R13: 00000000000005dc R14: ffffc90000627010 R15: ffff88800bd72f08
[   24.809353][  T357] FS:  00007f0cc0f3f800(0000) GS:ffff888085db7000(0000) knlGS:0000000000000000
[   24.810041][  T357] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   24.810611][  T357] CR2: 00000000004e5ab0 CR3: 000000000b6b6006 CR4: 0000000000772ef0
[   24.811179][  T357] PKRU: 55555554
[   24.811456][  T357] Call Trace:
[   24.811719][  T357]  <TASK>
[ 24.811910][ T357] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 24.812271][ T357] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 24.812650][ T357] ? mark_held_locks (kernel/locking/lockdep.c:4328) 
[ 24.812995][ T357] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:151 kernel/locking/spinlock.c:194) 
[ 24.813453][ T357] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4475) 
[ 24.813815][ T357] netif_set_mtu (net/core/dev.c:9652) 
[ 24.814189][ T357] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 24.814566][ T357] ? br_get_link_af_size_filtered (net/bridge/br_netlink.c:116) bridge 
[ 24.815117][ T357] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 24.815391][ T357] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 24.815880][ T357] br_add_if (net/bridge/br_if.c:697) bridge 
[ 24.816341][ T357] do_set_master (net/core/rtnetlink.c:2948) 
[ 24.816713][ T357] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 24.817072][ T357] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 24.817494][ T357] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 24.817863][ T357] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 24.818259][ T357] ? __kernel_text_address (kernel/extable.c:79) 
[ 24.818618][ T357] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 24.818985][ T357] ? __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) 
[ 24.819329][ T357] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 24.819745][ T357] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 24.820092][ T357] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 24.820442][ T357] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 24.820814][ T357] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 24.821187][ T357] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 24.821536][ T357] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 24.821865][ T357] ? __create_object (mm/kmemleak.c:771) 
[ 24.822228][ T357] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 24.822602][ T357] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 24.822958][ T357] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 24.823372][ T357] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 24.823720][ T357] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 24.824097][ T357] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 24.824478][ T357] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 24.824837][ T357] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 24.825197][ T357] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 24.825551][ T357] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 24.825906][ T357] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 24.826259][ T357] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 24.826601][ T357] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 24.826986][ T357] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 24.827332][ T357] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 24.827682][ T357] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 24.828078][ T357] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 24.828454][ T357] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 24.828815][ T357] ? 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) 
[ 24.829161][ T357] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 24.829519][ T357] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 24.829864][ T357] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 24.830226][ T357] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 24.830580][ T357] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 24.830911][ T357] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 24.831289][ T357] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 24.831638][ T357] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 24.832062][ T357] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 24.832527][ T357] ___sys_sendmsg (net/socket.c:2670) 
[ 24.832848][ T357] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 24.833197][ T357] ? __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) 
[ 24.833610][ T357] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 24.833989][ T357] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 24.834361][ T357] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 24.834826][ T357] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 24.835209][ T357] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 24.835537][ T357] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 24.835885][ T357] __sys_sendmsg (net/socket.c:2700) 
[ 24.836250][ T357] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 24.836699][ T357] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 24.837047][ T357] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 24.837395][ T357] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 24.837731][ T357] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   24.838162][  T357] RIP: 0033:0x7f0cc110c1e7
[ 24.838531][ T357] 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)
[   24.839730][  T357] RSP: 002b:00007fff1f654758 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   24.840239][  T357] RAX: ffffffffffffffda RBX: 00007fff1f654e80 RCX: 00007f0cc110c1e7
[   24.840790][  T357] RDX: 0000000000000000 RSI: 00007fff1f6547c0 RDI: 0000000000000005
[   24.841301][  T357] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000000
[   24.841803][  T357] R10: 000000002edfb910 R11: 0000000000000246 R12: 0000000000000004
[   24.842330][  T357] R13: 00000000686e1456 R14: 0000000000499600 R15: 0000000000000000
| [   29.934755][  T408] ------------[ cut here ]------------
| [ 29.935231][ T408] WARNING: CPU: 1 PID: 408 at ./include/net/netdev_lock.h:17 netif_set_mtu_ext (./include/net/netdev_lock.h:17 ./include/net/netdev_lock.h:15 ./include/net/netdev_lock.h:25 net/core/dev.c:9610) 
| [   29.935868][  T408] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel bridge stp llc 8021q sch_ingress vrf veth
| [   29.937185][  T408] Tainted: [W]=WARN
[   29.937422][  T408] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 29.937807][ T408] RIP: 0010:netif_set_mtu_ext (./include/net/netdev_lock.h:17 ./include/net/netdev_lock.h:15 ./include/net/netdev_lock.h:25 net/core/dev.c:9610) 
[ 29.938162][ T408] Code: 00 00 8b 05 d7 bc 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 1a 63 7b 00 85 c0 0f 85 39 fe ff ff 90 <0f> 0b 90 e9 30 fe ff ff 48 b8 00 00 00 00 00 fc ff df 4c 89 fa 48
All code
========
   0:	00 00                	add    %al,(%rax)
   2:	8b 05 d7 bc 3a 02    	mov    0x23abcd7(%rip),%eax        # 0x23abcdf
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb a0 0c 00 00 	lea    0xca0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 1a 63 7b 00       	call   0x7b633b
  21:	85 c0                	test   %eax,%eax
  23:	0f 85 39 fe ff ff    	jne    0xfffffffffffffe62
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	e9 30 fe ff ff       	jmp    0xfffffffffffffe62
  32:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
  39:	fc ff df 
  3c:	4c 89 fa             	mov    %r15,%rdx
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	e9 30 fe ff ff       	jmp    0xfffffffffffffe38
   8:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
   f:	fc ff df 
  12:	4c 89 fa             	mov    %r15,%rdx
  15:	48                   	rex.W
[   29.939553][  T408] RSP: 0018:ffffc90000a06ef0 EFLAGS: 00010246
[   29.940276][  T408] RAX: 0000000000000000 RBX: ffff888004de2000 RCX: 0000000000000001
[   29.941083][  T408] RDX: 0000000000000000 RSI: ffffffffae49b941 RDI: ffffffffadc555e0
[   29.941546][  T408] RBP: ffffc90000a06fe0 R08: 0000000000000000 R09: 0000000000000000
[   29.942056][  T408] R10: ffffc90000a07010 R11: ffffffffae979160 R12: 1ffff92000140de2
[   29.942518][  T408] R13: 00000000000005dc R14: ffffc90000a07010 R15: ffff888004de2f08
[   29.943001][  T408] FS:  00007fc96be06800(0000) GS:ffff888085d37000(0000) knlGS:0000000000000000
[   29.943539][  T408] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   29.943931][  T408] CR2: 00000000004e6898 CR3: 000000000e17e002 CR4: 0000000000772ef0
[   29.944418][  T408] PKRU: 55555554
[   29.944649][  T408] Call Trace:
[   29.944880][  T408]  <TASK>
[ 29.945059][ T408] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 29.945373][ T408] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 29.945690][ T408] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 29.946038][ T408] netif_set_mtu (net/core/dev.c:9652) 
[ 29.946344][ T408] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 29.946670][ T408] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 29.946905][ T408] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 29.947363][ T408] br_add_if (net/bridge/br_if.c:697) bridge 
[ 29.947717][ T408] do_set_master (net/core/rtnetlink.c:2948) 
[ 29.948058][ T408] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 29.948369][ T408] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 29.948758][ T408] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 29.949141][ T408] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 29.949452][ T408] ? __kernel_text_address (kernel/extable.c:79) 
[ 29.949763][ T408] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 29.950115][ T408] ? __mutex_trylock_common (./arch/x86/include/asm/atomic64_64.h:101 ./include/linux/atomic/atomic-arch-fallback.h:4296 ./include/linux/atomic/atomic-long.h:1482 ./include/linux/atomic/atomic-instrumented.h:4458 kernel/locking/mutex.c:113) 
[ 29.950424][ T408] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 29.950821][ T408] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 29.951148][ T408] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 29.951455][ T408] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 29.951761][ T408] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 29.952082][ T408] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 29.952390][ T408] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 29.952695][ T408] ? __create_object (mm/kmemleak.c:771) 
[ 29.953015][ T408] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 29.953324][ T408] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 29.953634][ T408] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 29.954045][ T408] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 29.954359][ T408] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 29.954671][ T408] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 29.954993][ T408] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 29.955307][ T408] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 29.955613][ T408] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 29.955916][ T408] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 29.956248][ T408] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 29.956552][ T408] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 29.956860][ T408] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 29.957182][ T408] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 29.957493][ T408] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 29.957798][ T408] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 29.958127][ T408] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 29.958449][ T408] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 29.958753][ T408] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 ./include/net/netns/generic.h:48 net/netlink/af_netlink.c:333) 
[ 29.959073][ T408] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 29.959387][ T408] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 29.959691][ T408] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 29.960014][ T408] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 29.960326][ T408] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 29.960654][ T408] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 29.960983][ T408] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 29.961295][ T408] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 29.961601][ T408] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 29.962015][ T408] ___sys_sendmsg (net/socket.c:2670) 
[ 29.962326][ T408] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 29.962633][ T408] ? __call_rcu_common.constprop.0 (./arch/x86/include/asm/irqflags.h:26 ./arch/x86/include/asm/irqflags.h:109 ./arch/x86/include/asm/irqflags.h:127 kernel/rcu/tree.c:3096) 
[ 29.963029][ T408] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 29.963346][ T408] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 29.963658][ T408] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 29.963981][ T408] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 29.964291][ T408] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 29.964599][ T408] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 29.964912][ T408] __sys_sendmsg (net/socket.c:2700) 
[ 29.965224][ T408] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 29.965607][ T408] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 29.965926][ T408] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 29.966260][ T408] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 29.966570][ T408] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   29.966964][  T408] RIP: 0033:0x7fc96bfd31e7
[ 29.967286][ T408] Code: 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b9 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 2e 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 89 54 24 1c 48 89 74 24 10
All code
========
   0:	0e                   	(bad)
   1:	00 f7                	add    %dh,%bh
   3:	d8 64 89 02          	fsubs  0x2(%rcx,%rcx,4)
   7:	48 c7 c0 ff ff ff ff 	mov    $0xffffffffffffffff,%rax
   e:	eb b9                	jmp    0xffffffffffffffc9
  10:	0f 1f 00             	nopl   (%rax)
  13:	f3 0f 1e fa          	endbr64
  17:	64 8b 04 25 18 00 00 	mov    %fs:0x18,%eax
  1e:	00 
  1f:	85 c0                	test   %eax,%eax
  21:	75 10                	jne    0x33
  23:	b8 2e 00 00 00       	mov    $0x2e,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax		<-- trapping instruction
  30:	77 51                	ja     0x83
  32:	c3                   	ret
  33:	48 83 ec 28          	sub    $0x28,%rsp
  37:	89 54 24 1c          	mov    %edx,0x1c(%rsp)
  3b:	48 89 74 24 10       	mov    %rsi,0x10(%rsp)

Code starting with the faulting instruction
===========================================
   0:	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax
   6:	77 51                	ja     0x59
   8:	c3                   	ret
   9:	48 83 ec 28          	sub    $0x28,%rsp
   d:	89 54 24 1c          	mov    %edx,0x1c(%rsp)
  11:	48 89 74 24 10       	mov    %rsi,0x10(%rsp)
[   29.968415][  T408] RSP: 002b:00007ffeb2518b68 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   29.968881][  T408] RAX: ffffffffffffffda RBX: 00007ffeb2519290 RCX: 00007fc96bfd31e7
[   29.969356][  T408] RDX: 0000000000000000 RSI: 00007ffeb2518bd0 RDI: 0000000000000005
[   29.969817][  T408] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000000
[   29.970300][  T408] R10: 0000000010e07910 R11: 0000000000000246 R12: 0000000000000004
[   29.970771][  T408] R13: 00000000686e145b R14: 0000000000499600 R15: 0000000000000000
| [   30.955828][  T416] ------------[ cut here ]------------
| [ 30.957157][ T416] WARNING: CPU: 0 PID: 416 at ./include/net/netdev_lock.h:17 netif_set_mtu_ext (./include/net/netdev_lock.h:17 ./include/net/netdev_lock.h:15 ./include/net/netdev_lock.h:25 net/core/dev.c:9610) 
| [   30.957811][  T416] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel bridge stp llc 8021q sch_ingress vrf veth
| [   30.959211][  T416] Tainted: [W]=WARN
[   30.959465][  T416] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 30.959881][ T416] RIP: 0010:netif_set_mtu_ext (./include/net/netdev_lock.h:17 ./include/net/netdev_lock.h:15 ./include/net/netdev_lock.h:25 net/core/dev.c:9610) 
[ 30.960226][ T416] Code: 00 00 8b 05 d7 bc 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 1a 63 7b 00 85 c0 0f 85 39 fe ff ff 90 <0f> 0b 90 e9 30 fe ff ff 48 b8 00 00 00 00 00 fc ff df 4c 89 fa 48
All code
========
   0:	00 00                	add    %al,(%rax)
   2:	8b 05 d7 bc 3a 02    	mov    0x23abcd7(%rip),%eax        # 0x23abcdf
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb a0 0c 00 00 	lea    0xca0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 1a 63 7b 00       	call   0x7b633b
  21:	85 c0                	test   %eax,%eax
  23:	0f 85 39 fe ff ff    	jne    0xfffffffffffffe62
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	e9 30 fe ff ff       	jmp    0xfffffffffffffe62
  32:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
  39:	fc ff df 
  3c:	4c 89 fa             	mov    %r15,%rdx
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	e9 30 fe ff ff       	jmp    0xfffffffffffffe38
   8:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
   f:	fc ff df 
  12:	4c 89 fa             	mov    %r15,%rdx
  15:	48                   	rex.W
[   30.961417][  T416] RSP: 0018:ffffc90000ac6ef0 EFLAGS: 00010246
[   30.961837][  T416] RAX: 0000000000000000 RBX: ffff888004de2000 RCX: 0000000000000001
[   30.962341][  T416] RDX: 0000000000000000 RSI: ffffffffae49b941 RDI: ffffffffadc555e0
[   30.962834][  T416] RBP: ffffc90000ac6fe0 R08: 0000000000000000 R09: 0000000000000000
[   30.963433][  T416] R10: ffffc90000ac7010 R11: ffffffffae979160 R12: 1ffff92000158de2
[   30.963935][  T416] R13: 00000000000005dc R14: ffffc90000ac7010 R15: ffff888004de2f08
[   30.964452][  T416] FS:  00007f8b919e9800(0000) GS:ffff888085cb7000(0000) knlGS:0000000000000000
[   30.965039][  T416] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   30.965451][  T416] CR2: 00000000004e5ce0 CR3: 0000000017b6a006 CR4: 0000000000772ef0
[   30.965950][  T416] PKRU: 55555554
[   30.966193][  T416] Call Trace:
[   30.966440][  T416]  <TASK>
[ 30.966608][ T416] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 30.966935][ T416] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 30.967296][ T416] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 30.967622][ T416] netif_set_mtu (net/core/dev.c:9652) 
[ 30.967974][ T416] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 30.968312][ T416] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 30.968556][ T416] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 30.969035][ T416] br_add_if (net/bridge/br_if.c:697) bridge 
[ 30.969408][ T416] do_set_master (net/core/rtnetlink.c:2948) 
[ 30.969736][ T416] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 30.970076][ T416] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 30.970517][ T416] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 30.970843][ T416] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 30.971196][ T416] ? __kernel_text_address (kernel/extable.c:79) 
[ 30.971558][ T416] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 30.971891][ T416] ? __mutex_trylock_common (./arch/x86/include/asm/atomic64_64.h:101 ./include/linux/atomic/atomic-arch-fallback.h:4296 ./include/linux/atomic/atomic-long.h:1482 ./include/linux/atomic/atomic-instrumented.h:4458 kernel/locking/mutex.c:113) 
[ 30.972235][ T416] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 30.972655][ T416] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 30.973000][ T416] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 30.973323][ T416] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 30.973643][ T416] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 30.973976][ T416] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 30.974297][ T416] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 30.974625][ T416] ? __create_object (mm/kmemleak.c:771) 
[ 30.974971][ T416] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 30.975294][ T416] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 30.975614][ T416] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 30.976046][ T416] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 30.976376][ T416] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 30.976739][ T416] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 30.977085][ T416] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 30.977424][ T416] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 30.977744][ T416] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 30.978085][ T416] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 30.978409][ T416] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 30.978732][ T416] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 30.979077][ T416] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 30.979433][ T416] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 30.979766][ T416] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 30.980121][ T416] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 30.980452][ T416] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 30.980822][ T416] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 30.981153][ T416] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 ./include/net/netns/generic.h:48 net/netlink/af_netlink.c:333) 
[ 30.981480][ T416] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 30.981806][ T416] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 30.982132][ T416] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 30.982460][ T416] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 30.982789][ T416] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 30.983132][ T416] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 30.983463][ T416] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 30.983788][ T416] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 30.984125][ T416] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 30.984542][ T416] ___sys_sendmsg (net/socket.c:2670) 
[ 30.984862][ T416] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 30.985191][ T416] ? __call_rcu_common.constprop.0 (./arch/x86/include/asm/irqflags.h:26 ./arch/x86/include/asm/irqflags.h:109 ./arch/x86/include/asm/irqflags.h:127 kernel/rcu/tree.c:3096) 
[ 30.985593][ T416] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 30.985917][ T416] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 30.986250][ T416] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 30.986605][ T416] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 30.986931][ T416] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 30.987282][ T416] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 30.987611][ T416] __sys_sendmsg (net/socket.c:2700) 
[ 30.987932][ T416] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 30.988350][ T416] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 30.988680][ T416] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 30.989046][ T416] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 30.989370][ T416] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   30.989763][  T416] RIP: 0033:0x7f8b91bb61e7
[ 30.990102][ T416] Code: 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b9 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 2e 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 89 54 24 1c 48 89 74 24 10
All code
========
   0:	0e                   	(bad)
   1:	00 f7                	add    %dh,%bh
   3:	d8 64 89 02          	fsubs  0x2(%rcx,%rcx,4)
   7:	48 c7 c0 ff ff ff ff 	mov    $0xffffffffffffffff,%rax
   e:	eb b9                	jmp    0xffffffffffffffc9
  10:	0f 1f 00             	nopl   (%rax)
  13:	f3 0f 1e fa          	endbr64
  17:	64 8b 04 25 18 00 00 	mov    %fs:0x18,%eax
  1e:	00 
  1f:	85 c0                	test   %eax,%eax
  21:	75 10                	jne    0x33
  23:	b8 2e 00 00 00       	mov    $0x2e,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax		<-- trapping instruction
  30:	77 51                	ja     0x83
  32:	c3                   	ret
  33:	48 83 ec 28          	sub    $0x28,%rsp
  37:	89 54 24 1c          	mov    %edx,0x1c(%rsp)
  3b:	48 89 74 24 10       	mov    %rsi,0x10(%rsp)

Code starting with the faulting instruction
===========================================
   0:	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax
   6:	77 51                	ja     0x59
   8:	c3                   	ret
   9:	48 83 ec 28          	sub    $0x28,%rsp
   d:	89 54 24 1c          	mov    %edx,0x1c(%rsp)
  11:	48 89 74 24 10       	mov    %rsi,0x10(%rsp)
[   30.991279][  T416] RSP: 002b:00007ffd816604d8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   30.991762][  T416] RAX: ffffffffffffffda RBX: 00007ffd81660c00 RCX: 00007f8b91bb61e7
[   30.992253][  T416] RDX: 0000000000000000 RSI: 00007ffd81660540 RDI: 0000000000000005
[   30.992745][  T416] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000000
[   30.993235][  T416] R10: 000000000dbbe910 R11: 0000000000000246 R12: 0000000000000004
[   30.993720][  T416] R13: 00000000686e145c R14: 0000000000499600 R15: 0000000000000000
| [   31.906727][  T423] ------------[ cut here ]------------
| [ 31.907092][ 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) 
| [   31.907744][  T423] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel bridge stp llc 8021q sch_ingress vrf veth
| [   31.909114][  T423] Tainted: [W]=WARN
[   31.909365][  T423] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 31.909785][ 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) 
[ 31.910133][ 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
[   31.911298][  T423] RSP: 0018:ffffc90000bbeef0 EFLAGS: 00010246
[   31.911706][  T423] RAX: 0000000000000000 RBX: ffff888004de2000 RCX: 0000000000000001
[   31.912201][  T423] RDX: 0000000000000000 RSI: ffffffffae49b941 RDI: ffffffffadc555e0
[   31.912679][  T423] RBP: ffffc90000bbefe0 R08: 0000000000000000 R09: 0000000000000000
[   31.913394][  T423] R10: ffffc90000bbf010 R11: ffffffffaf2a8918 R12: 1ffff92000177de2
[   31.913876][  T423] R13: 00000000000005dc R14: ffffc90000bbf010 R15: ffff888004de2f08
[   31.914515][  T423] FS:  00007ff35aeef800(0000) GS:ffff888085e37000(0000) knlGS:0000000000000000
[   31.915211][  T423] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   31.915613][  T423] CR2: 00000000004e5de8 CR3: 000000000d98a005 CR4: 0000000000772ef0
[   31.916113][  T423] PKRU: 55555554
[   31.916356][  T423] Call Trace:
[   31.916597][  T423]  <TASK>
[ 31.916771][ T423] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 31.917108][ T423] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 31.917443][ T423] ? mark_held_locks (kernel/locking/lockdep.c:4328) 
[ 31.917763][ T423] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:151 kernel/locking/spinlock.c:194) 
[ 31.918189][ T423] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4475) 
[ 31.918517][ T423] netif_set_mtu (net/core/dev.c:9652) 
[ 31.918841][ T423] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 31.919185][ T423] ? br_get_link_af_size_filtered (net/bridge/br_netlink.c:116) bridge 
[ 31.919631][ T423] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 31.919876][ T423] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 31.920326][ T423] br_add_if (net/bridge/br_if.c:697) bridge 
[ 31.920707][ T423] do_set_master (net/core/rtnetlink.c:2948) 
[ 31.921044][ T423] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 31.921371][ T423] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 31.921781][ T423] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 31.922110][ T423] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 31.922425][ T423] ? __kernel_text_address (kernel/extable.c:79) 
[ 31.922749][ T423] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 31.923079][ 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) 
[ 31.923398][ T423] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 31.923798][ T423] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 31.924130][ T423] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 31.924450][ T423] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 31.924768][ T423] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 31.925095][ T423] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 31.925421][ T423] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 31.925737][ T423] ? __create_object (mm/kmemleak.c:771) 
[ 31.926068][ T423] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 31.926401][ T423] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 31.926718][ T423] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 31.927122][ T423] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 31.927450][ T423] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 31.927780][ T423] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 31.928109][ T423] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 31.928437][ T423] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 31.928759][ T423] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 31.929094][ T423] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 31.929424][ T423] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 31.929744][ T423] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 31.930074][ T423] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 31.930398][ T423] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 31.930738][ T423] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 31.931075][ T423] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 31.931399][ T423] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 31.931741][ T423] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 31.932067][ 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) 
[ 31.932388][ T423] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 31.932711][ T423] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 31.933040][ T423] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 31.933364][ T423] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 31.933688][ T423] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 31.934017][ T423] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 31.934344][ T423] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 31.934672][ T423] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 31.934998][ T423] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 31.935409][ T423] ___sys_sendmsg (net/socket.c:2670) 
[ 31.935726][ T423] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 31.936060][ 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) 
[ 31.936477][ T423] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 31.936801][ T423] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 31.937136][ T423] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 31.937468][ T423] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 31.937789][ 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) 
[ 31.938116][ T423] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 31.938446][ T423] __sys_sendmsg (net/socket.c:2700) 
[ 31.938764][ T423] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 31.939168][ T423] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 31.939498][ T423] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 31.939819][ T423] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 31.940149][ T423] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   31.940556][  T423] RIP: 0033:0x7ff35b0bc1e7
[ 31.940891][ 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)
[   31.942051][  T423] RSP: 002b:00007ffed461d888 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   31.942537][  T423] RAX: ffffffffffffffda RBX: 00007ffed461dfb0 RCX: 00007ff35b0bc1e7
[   31.943026][  T423] RDX: 0000000000000000 RSI: 00007ffed461d8f0 RDI: 0000000000000005
[   31.943511][  T423] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000000
[   31.943998][  T423] R10: 0000000038267910 R11: 0000000000000246 R12: 0000000000000004
[   31.944473][  T423] R13: 00000000686e145d R14: 0000000000499600 R15: 0000000000000000
| [   36.034620][  T464] ------------[ cut here ]------------
| [ 36.035206][ T464] WARNING: CPU: 3 PID: 464 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) 
| [   36.036116][  T464] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel bridge stp llc 8021q sch_ingress vrf veth
| [   36.037664][  T464] Tainted: [W]=WARN
[   36.038061][  T464] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 36.038655][ T464] 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) 
[ 36.039238][ T464] 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
[   36.041120][  T464] RSP: 0018:ffffc90000d0eef0 EFLAGS: 00010246
[   36.041789][  T464] RAX: 0000000000000000 RBX: ffff88800f322000 RCX: 0000000000000001
[   36.042621][  T464] RDX: 0000000000000000 RSI: ffffffffae49b941 RDI: ffffffffadc555e0
[   36.043457][  T464] RBP: ffffc90000d0efe0 R08: 0000000000000000 R09: 0000000000000000
[   36.044258][  T464] R10: ffffc90000d0f010 R11: ffffffffae979160 R12: 1ffff920001a1de2
[   36.045091][  T464] R13: 00000000000005dc R14: ffffc90000d0f010 R15: ffff88800f322f08
[   36.045902][  T464] FS:  00007f2cffb31800(0000) GS:ffff888085e37000(0000) knlGS:0000000000000000
[   36.046668][  T464] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   36.047252][  T464] CR2: 00000000004e6898 CR3: 000000000e039002 CR4: 0000000000772ef0
[   36.048094][  T464] PKRU: 55555554
[   36.048502][  T464] Call Trace:
[   36.048901][  T464]  <TASK>
[ 36.049206][ T464] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 36.049765][ T464] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 36.050360][ T464] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 36.050932][ T464] netif_set_mtu (net/core/dev.c:9652) 
[ 36.051515][ T464] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 36.052115][ T464] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 36.052526][ T464] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 36.053148][ T464] br_add_if (net/bridge/br_if.c:697) bridge 
[ 36.053687][ T464] do_set_master (net/core/rtnetlink.c:2948) 
[ 36.054257][ T464] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 36.054774][ T464] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 36.055486][ T464] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 36.056001][ T464] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 36.056549][ T464] ? __kernel_text_address (kernel/extable.c:79) 
[ 36.057113][ T464] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 36.057683][ T464] ? __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) 
[ 36.058252][ T464] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 36.058922][ T464] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 36.059493][ T464] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 36.060066][ T464] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 36.060631][ T464] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 36.061201][ T464] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 36.061745][ T464] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 36.062302][ T464] ? __create_object (mm/kmemleak.c:771) 
[ 36.062851][ T464] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 36.063418][ T464] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 36.063992][ T464] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 36.064676][ T464] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 36.065248][ T464] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 36.065778][ T464] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 36.066337][ T464] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 36.066886][ T464] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 36.067435][ T464] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 36.067992][ T464] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 36.068546][ T464] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 36.069112][ T464] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 36.069668][ T464] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 36.070238][ T464] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 36.070809][ T464] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 36.071377][ T464] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 36.071953][ T464] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 36.072529][ T464] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 36.073093][ T464] ? 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) 
[ 36.073644][ T464] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 36.074178][ T464] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 36.074631][ T464] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 36.074973][ T464] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 36.075330][ T464] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 36.075636][ T464] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 36.075965][ T464] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 36.076297][ T464] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 36.076601][ T464] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 36.077003][ T464] ___sys_sendmsg (net/socket.c:2670) 
[ 36.077324][ T464] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 36.077629][ T464] ? __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) 
[ 36.078023][ T464] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 36.078346][ T464] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 36.078652][ T464] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 36.078982][ T464] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 36.079326][ T464] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 36.079643][ T464] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 36.079972][ T464] __sys_sendmsg (net/socket.c:2700) 
[ 36.080306][ T464] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 36.080697][ T464] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 36.081026][ T464] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 36.081351][ T464] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 36.081656][ T464] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   36.082046][  T464] RIP: 0033:0x7f2cffcfe1e7
[ 36.082362][ T464] 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)
[   36.083498][  T464] RSP: 002b:00007ffde201b4c8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   36.083977][  T464] RAX: ffffffffffffffda RBX: 00007ffde201bbf0 RCX: 00007f2cffcfe1e7
[   36.084449][  T464] RDX: 0000000000000000 RSI: 00007ffde201b530 RDI: 0000000000000005
[   36.084907][  T464] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000000
[   36.085373][  T464] R10: 0000000022ade910 R11: 0000000000000246 R12: 0000000000000004
[   36.085829][  T464] R13: 00000000686e1461 R14: 0000000000499600 R15: 0000000000000000
| [   37.048253][  T472] ------------[ cut here ]------------
| [ 37.048621][ T472] WARNING: CPU: 2 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) 
| [   37.049306][  T472] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel bridge stp llc 8021q sch_ingress vrf veth
| [   37.050725][  T472] Tainted: [W]=WARN
[   37.051037][  T472] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 37.051454][ 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) 
[ 37.051832][ 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
[   37.053052][  T472] RSP: 0018:ffffc90000d8eef0 EFLAGS: 00010246
[   37.053529][  T472] RAX: 0000000000000000 RBX: ffff88800f322000 RCX: 0000000000000001
[   37.054103][  T472] RDX: 0000000000000000 RSI: ffffffffae49b941 RDI: ffffffffadc555e0
[   37.054668][  T472] RBP: ffffc90000d8efe0 R08: 0000000000000000 R09: 0000000000000000
[   37.055272][  T472] R10: ffffc90000d8f010 R11: ffffffffaf2a8918 R12: 1ffff920001b1de2
[   37.055835][  T472] R13: 00000000000005dc R14: ffffc90000d8f010 R15: ffff88800f322f08
[   37.056393][  T472] FS:  00007fc688fc2800(0000) GS:ffff888085db7000(0000) knlGS:0000000000000000
[   37.057061][  T472] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   37.057538][  T472] CR2: 00000000004e5ce0 CR3: 000000000d9d9002 CR4: 0000000000772ef0
[   37.058354][  T472] PKRU: 55555554
[   37.058855][  T472] Call Trace:
[   37.059366][  T472]  <TASK>
[ 37.059699][ T472] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 37.060147][ T472] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 37.060516][ T472] ? mark_held_locks (kernel/locking/lockdep.c:4328) 
[ 37.060898][ T472] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:151 kernel/locking/spinlock.c:194) 
[ 37.061379][ T472] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4475) 
[ 37.061784][ T472] netif_set_mtu (net/core/dev.c:9652) 
[ 37.062183][ T472] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 37.062558][ T472] ? br_get_link_af_size_filtered (net/bridge/br_netlink.c:116) bridge 
[ 37.063054][ T472] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 37.063305][ T472] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 37.063796][ T472] br_add_if (net/bridge/br_if.c:697) bridge 
[ 37.064235][ T472] do_set_master (net/core/rtnetlink.c:2948) 
[ 37.064585][ T472] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 37.064930][ T472] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 37.065436][ T472] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 37.065782][ T472] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 37.066172][ T472] ? __kernel_text_address (kernel/extable.c:79) 
[ 37.066612][ T472] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 37.067005][ 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) 
[ 37.067345][ T472] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 37.067769][ T472] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 37.068149][ T472] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 37.068539][ T472] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 37.068878][ T472] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 37.069243][ T472] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 37.069613][ T472] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 37.070021][ T472] ? __create_object (mm/kmemleak.c:771) 
[ 37.070388][ T472] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 37.070789][ T472] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 37.071172][ T472] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 37.071595][ T472] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 37.071971][ T472] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 37.072376][ T472] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 37.072711][ T472] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 37.073138][ T472] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 37.073490][ T472] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 37.073846][ T472] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 37.074244][ T472] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 37.074578][ T472] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 37.074966][ T472] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 37.075294][ T472] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 37.075677][ T472] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 37.076055][ T472] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 37.076396][ T472] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 37.076746][ T472] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 37.077099][ 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) 
[ 37.077444][ T472] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 37.077804][ T472] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 37.078164][ T472] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 37.078520][ T472] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 37.078898][ T472] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 37.079265][ T472] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 37.079655][ T472] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 37.080020][ T472] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 37.080404][ T472] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 37.080876][ T472] ___sys_sendmsg (net/socket.c:2670) 
[ 37.081279][ T472] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 37.081654][ 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) 
[ 37.082106][ T472] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 37.082459][ T472] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 37.082832][ T472] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 37.083205][ T472] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 37.083534][ 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) 
[ 37.083895][ T472] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 37.084281][ T472] __sys_sendmsg (net/socket.c:2700) 
[ 37.084601][ T472] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 37.085054][ T472] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 37.085471][ T472] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 37.085826][ T472] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 37.086205][ T472] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   37.086619][  T472] RIP: 0033:0x7fc68918f1e7
[ 37.087006][ 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)
[   37.088253][  T472] RSP: 002b:00007ffeeda1e938 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   37.088779][  T472] RAX: ffffffffffffffda RBX: 00007ffeeda1f060 RCX: 00007fc68918f1e7
[   37.089317][  T472] RDX: 0000000000000000 RSI: 00007ffeeda1e9a0 RDI: 0000000000000005
[   37.089892][  T472] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000000
[   37.090435][  T472] R10: 0000000019b61910 R11: 0000000000000246 R12: 0000000000000004
[   37.090988][  T472] R13: 00000000686e1462 R14: 0000000000499600 R15: 0000000000000000
| [   38.061979][  T479] ------------[ cut here ]------------
| [ 38.062307][ T479] WARNING: CPU: 0 PID: 479 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) 
| [   38.063023][  T479] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel bridge stp llc 8021q sch_ingress vrf veth
| [   38.064486][  T479] Tainted: [W]=WARN
[   38.064748][  T479] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 38.065226][ T479] 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) 
[ 38.065564][ T479] 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
[   38.066964][  T479] RSP: 0018:ffffc90000deeef0 EFLAGS: 00010246
[   38.067388][  T479] RAX: 0000000000000000 RBX: ffff88800f322000 RCX: 0000000000000001
[   38.067899][  T479] RDX: 0000000000000000 RSI: ffffffffae49b941 RDI: ffffffffadc555e0
[   38.068423][  T479] RBP: ffffc90000deefe0 R08: 0000000000000000 R09: 0000000000000000
[   38.068956][  T479] R10: ffffc90000def010 R11: ffffffffaf2a8918 R12: 1ffff920001bdde2
[   38.069480][  T479] R13: 00000000000005dc R14: ffffc90000def010 R15: ffff88800f322f08
[   38.070049][  T479] FS:  00007f13955d3800(0000) GS:ffff888085cb7000(0000) knlGS:0000000000000000
[   38.070659][  T479] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   38.071101][  T479] CR2: 00000000004e5de8 CR3: 0000000017b78003 CR4: 0000000000772ef0
[   38.071623][  T479] PKRU: 55555554
[   38.071897][  T479] Call Trace:
[   38.072171][  T479]  <TASK>
[ 38.072359][ T479] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 38.072698][ T479] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 38.073097][ T479] ? mark_held_locks (kernel/locking/lockdep.c:4328) 
[ 38.073460][ T479] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:151 kernel/locking/spinlock.c:194) 
[ 38.073896][ T479] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4475) 
[ 38.074248][ T479] netif_set_mtu (net/core/dev.c:9652) 
[ 38.074604][ T479] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 38.074974][ T479] ? br_get_link_af_size_filtered (net/bridge/br_netlink.c:116) bridge 
[ 38.075472][ T479] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 38.075745][ T479] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 38.076226][ T479] br_add_if (net/bridge/br_if.c:697) bridge 
[ 38.076665][ T479] do_set_master (net/core/rtnetlink.c:2948) 
[ 38.077032][ T479] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 38.077409][ T479] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 38.077867][ T479] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 38.078244][ T479] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 38.078588][ T479] ? __kernel_text_address (kernel/extable.c:79) 
[ 38.078979][ T479] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 38.079332][ T479] ? __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) 
[ 38.079716][ T479] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 38.080184][ T479] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 38.080549][ T479] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 38.080906][ T479] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 38.081288][ T479] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 38.081625][ T479] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 38.082056][ T479] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 38.082388][ T479] ? __create_object (mm/kmemleak.c:771) 
[ 38.082720][ T479] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 38.083074][ T479] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 38.083446][ T479] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 38.083860][ T479] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 38.084230][ T479] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 38.084580][ T479] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 38.084920][ T479] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 38.085289][ T479] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 38.085619][ T479] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 38.085974][ T479] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 38.086365][ T479] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 38.086720][ T479] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 38.087065][ T479] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 38.087410][ T479] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 38.087772][ T479] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 38.088122][ T479] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 38.088508][ T479] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 38.088885][ T479] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 38.089252][ T479] ? 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) 
[ 38.089591][ T479] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 38.089966][ T479] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 38.090324][ T479] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 38.090683][ T479] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 38.091089][ T479] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 38.091438][ T479] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 38.091843][ T479] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 38.092210][ T479] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 38.092563][ T479] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 38.093039][ T479] ___sys_sendmsg (net/socket.c:2670) 
[ 38.093388][ T479] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 38.093751][ T479] ? __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) 
[ 38.094214][ T479] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 38.094604][ T479] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 38.094958][ T479] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 38.095343][ T479] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 38.095717][ T479] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 38.096078][ T479] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 38.096440][ T479] __sys_sendmsg (net/socket.c:2700) 
[ 38.096781][ T479] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 38.097295][ T479] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 38.097658][ T479] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 38.098057][ T479] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 38.098386][ T479] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   38.098846][  T479] RIP: 0033:0x7f13957a01e7
[ 38.099214][ T479] 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)
[   38.100496][  T479] RSP: 002b:00007ffd7ed3a118 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   38.101031][  T479] RAX: ffffffffffffffda RBX: 00007ffd7ed3a840 RCX: 00007f13957a01e7
[   38.101566][  T479] RDX: 0000000000000000 RSI: 00007ffd7ed3a180 RDI: 0000000000000005
[   38.102121][  T479] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000000
[   38.102653][  T479] R10: 0000000035500910 R11: 0000000000000246 R12: 0000000000000004
[   38.103223][  T479] R13: 00000000686e1463 R14: 0000000000499600 R15: 0000000000000000
| [   61.239056][  T620] ------------[ cut here ]------------
| [ 61.239453][ T620] WARNING: CPU: 2 PID: 620 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) 
| [   61.240852][  T620] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel bridge stp llc 8021q sch_ingress vrf veth
| [   61.242340][  T620] Tainted: [W]=WARN
[   61.242616][  T620] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 61.243090][ T620] 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) 
[ 61.243471][ T620] 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
[   61.244708][  T620] RSP: 0018:ffffc900012def70 EFLAGS: 00010246
[   61.245179][  T620] RAX: 0000000000000000 RBX: ffff88800bd72000 RCX: 0000000000000001
[   61.245709][  T620] RDX: 0000000000000000 RSI: ffffffffae49b941 RDI: ffffffffadc555e0
[   61.246263][  T620] RBP: ffffc900012df058 R08: 0000000000000000 R09: 0000000000000000
[   61.246794][  T620] R10: ffffc900012df088 R11: ffffffffaa800130 R12: 1ffff9200025bdf2
[   61.247345][  T620] R13: 00000000000005dc R14: ffffc900012df088 R15: ffff88800bd72f08
[   61.247877][  T620] FS:  00007f54d7b33800(0000) GS:ffff888085db7000(0000) knlGS:0000000000000000
[   61.248501][  T620] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   61.248961][  T620] CR2: 00000000004e5ab0 CR3: 000000000d805002 CR4: 0000000000772ef0
[   61.249493][  T620] PKRU: 55555554
[   61.249767][  T620] Call Trace:
[   61.250059][  T620]  <TASK>
[ 61.250242][ T620] ? __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) 
[ 61.250706][ T620] ? br_del_if (net/bridge/br_if.c:742) bridge 
[ 61.251144][ T620] ? do_set_master (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:41 net/core/rtnetlink.c:2933) 
[ 61.251520][ T620] ? do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 61.251881][ T620] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 61.252260][ T620] ? netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 61.252632][ T620] ? netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 61.253001][ T620] ? ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 61.253360][ T620] ? ___sys_sendmsg (net/socket.c:2670) 
[ 61.253712][ T620] ? __sys_sendmsg (net/socket.c:2700) 
[ 61.254079][ T620] ? do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 61.254436][ T620] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[ 61.254873][ T620] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 61.255263][ T620] netif_set_mtu (net/core/dev.c:9652) 
[ 61.255637][ T620] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 61.256023][ T620] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 61.256301][ T620] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 61.256789][ T620] br_del_if (net/bridge/br_if.c:743) bridge 
[ 61.257197][ T620] ? rtnl_is_locked (net/core/rtnetlink.c:169) 
[ 61.257558][ T620] do_set_master (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:41 net/core/rtnetlink.c:2933) 
[ 61.257921][ T620] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 61.258306][ T620] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 61.258757][ T620] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 61.259139][ T620] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 61.259503][ T620] ? __kernel_text_address (kernel/extable.c:79) 
[ 61.259862][ T620] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 61.260238][ T620] ? __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) 
[ 61.260614][ T620] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 61.261079][ T620] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 61.261439][ T620] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 61.261814][ T620] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 61.262185][ T620] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 61.262547][ T620] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 61.262902][ T620] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 61.263284][ T620] ? __create_object (mm/kmemleak.c:771) 
[ 61.263648][ T620] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 61.264032][ T620] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 61.264375][ T620] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 61.264813][ T620] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 61.265174][ T620] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 61.265536][ T620] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 61.265893][ T620] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 61.266275][ T620] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 61.266645][ T620] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 61.267026][ T620] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 61.267392][ T620] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 61.267749][ T620] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 61.268122][ T620] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 61.268483][ T620] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 61.268845][ T620] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 61.269217][ T620] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 61.269591][ T620] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 61.270028][ T620] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 61.270349][ T620] ? 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) 
[ 61.270686][ T620] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 61.271042][ T620] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 61.271364][ T620] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 61.271688][ T620] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 61.272032][ T620] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 61.272413][ T620] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 61.272781][ T620] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 61.273157][ T620] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 61.273515][ T620] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 61.274170][ T620] ___sys_sendmsg (net/socket.c:2670) 
[ 61.274725][ T620] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 61.275291][ T620] ? __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) 
[ 61.275975][ T620] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 61.276518][ T620] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 61.277174][ T620] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 61.277720][ T620] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 61.278302][ T620] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 61.278860][ T620] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 61.279567][ T620] __sys_sendmsg (net/socket.c:2700) 
[ 61.280124][ T620] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 61.280831][ T620] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 61.281419][ T620] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 61.281977][ T620] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 61.282516][ T620] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   61.283215][  T620] RIP: 0033:0x7f54d7d001e7
[ 61.283774][ T620] 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)
[   61.285645][  T620] RSP: 002b:00007fffd3e158f8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   61.286483][  T620] RAX: ffffffffffffffda RBX: 00007fffd3e16020 RCX: 00007f54d7d001e7
[   61.287311][  T620] RDX: 0000000000000000 RSI: 00007fffd3e15960 RDI: 0000000000000005
[   61.288132][  T620] RBP: 0000000000000003 R08: 0000000000000003 R09: 0000000000000078
[   61.288954][  T620] R10: 00007f54d7bfdee8 R11: 0000000000000246 R12: 0000000000000003
[   61.289755][  T620] R13: 00000000686e147a R14: 0000000000499600 R15: 0000000000000000
| [   61.773865][  T624] ------------[ cut here ]------------
| [ 61.775043][ T624] WARNING: CPU: 2 PID: 624 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) 
| [   61.776146][  T624] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel bridge stp llc 8021q sch_ingress vrf veth
| [   61.778428][  T624] Tainted: [W]=WARN
[   61.778839][  T624] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 61.779419][ T624] 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) 
[ 61.779850][ T624] 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
[   61.781573][  T624] RSP: 0018:ffffc9000131ef70 EFLAGS: 00010246
[   61.782285][  T624] RAX: 0000000000000000 RBX: ffff88800bd72000 RCX: 0000000000000001
[   61.783110][  T624] RDX: 0000000000000000 RSI: ffffffffae49b941 RDI: ffffffffadc555e0
[   61.783962][  T624] RBP: ffffc9000131f058 R08: 0000000000000000 R09: 0000000000000000
[   61.784796][  T624] R10: ffffc9000131f088 R11: ffffffffae979160 R12: 1ffff92000263df2
[   61.785668][  T624] R13: 00000000000005dc R14: ffffc9000131f088 R15: ffff88800bd72f08
[   61.786533][  T624] FS:  00007f270fc72800(0000) GS:ffff888085db7000(0000) knlGS:0000000000000000
[   61.787518][  T624] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   61.788241][  T624] CR2: 00000000004e5aa8 CR3: 0000000017bfc002 CR4: 0000000000772ef0
[   61.789098][  T624] PKRU: 55555554
[   61.789536][  T624] Call Trace:
[   61.790019][  T624]  <TASK>
[ 61.790324][ T624] ? __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) 
[ 61.791056][ T624] ? br_del_if (net/bridge/br_if.c:742) bridge 
[ 61.791679][ T624] ? do_set_master (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:41 net/core/rtnetlink.c:2933) 
[ 61.792242][ T624] ? do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 61.792781][ T624] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 61.793369][ T624] ? netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 61.793926][ T624] ? netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 61.794470][ T624] ? ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 61.795026][ T624] ? ___sys_sendmsg (net/socket.c:2670) 
[ 61.795567][ T624] ? __sys_sendmsg (net/socket.c:2700) 
[ 61.796122][ T624] ? do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 61.796651][ T624] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[ 61.797346][ T624] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 61.797928][ T624] netif_set_mtu (net/core/dev.c:9652) 
[ 61.798504][ T624] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 61.799102][ T624] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 61.799509][ T624] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 61.800284][ T624] br_del_if (net/bridge/br_if.c:743) bridge 
[ 61.800901][ T624] ? rtnl_is_locked (net/core/rtnetlink.c:169) 
[ 61.801501][ T624] do_set_master (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:41 net/core/rtnetlink.c:2933) 
[ 61.802082][ T624] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 61.802629][ T624] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 61.803359][ T624] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 61.803917][ T624] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 61.804480][ T624] ? __kernel_text_address (kernel/extable.c:79) 
[ 61.805051][ T624] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 61.805597][ T624] ? __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) 
[ 61.806147][ T624] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 61.806844][ T624] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 61.807435][ T624] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 61.808009][ T624] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 61.808487][ T624] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 61.808807][ T624] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 61.809232][ T624] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 61.809727][ T624] ? __create_object (mm/kmemleak.c:771) 
[ 61.810308][ T624] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 61.810888][ T624] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 61.811442][ T624] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 61.812160][ T624] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 61.812745][ T624] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 61.813322][ T624] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 61.813888][ T624] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 61.814325][ T624] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 61.814693][ T624] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 61.815315][ T624] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 61.815867][ T624] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 61.816458][ T624] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 61.817004][ T624] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 61.817501][ T624] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 61.818073][ T624] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 61.818485][ T624] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 61.819086][ T624] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 61.819685][ T624] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 61.820241][ T624] ? 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) 
[ 61.820732][ T624] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 61.821073][ T624] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 61.821391][ T624] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 61.821714][ T624] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 61.822054][ T624] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 61.822371][ T624] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 61.822701][ T624] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 61.823031][ T624] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 61.823347][ T624] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 61.823752][ T624] ___sys_sendmsg (net/socket.c:2670) 
[ 61.824081][ T624] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 61.824402][ T624] ? __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) 
[ 61.824795][ T624] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 61.825126][ T624] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 61.825474][ T624] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 61.825799][ T624] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 61.826129][ T624] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 61.826446][ T624] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 61.826770][ T624] __sys_sendmsg (net/socket.c:2700) 
[ 61.827101][ T624] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 61.827493][ T624] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 61.827819][ T624] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 61.828153][ T624] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 61.828471][ T624] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   61.828859][  T624] RIP: 0033:0x7f270fe3f1e7
[ 61.829196][ T624] 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)
[   61.830310][  T624] RSP: 002b:00007ffc46284928 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   61.830913][  T624] RAX: ffffffffffffffda RBX: 00007ffc46285050 RCX: 00007f270fe3f1e7
[   61.831413][  T624] RDX: 0000000000000000 RSI: 00007ffc46284990 RDI: 0000000000000005
[   61.831976][  T624] RBP: 0000000000000003 R08: 0000000000000003 R09: 0000000000000078
[   61.832464][  T624] R10: 00007f270fd3cee8 R11: 0000000000000246 R12: 0000000000000003
[   61.832965][  T624] R13: 00000000686e147b R14: 0000000000499600 R15: 0000000000000000
| [   62.090535][  T626] ------------[ cut here ]------------
| [ 62.090954][ T626] WARNING: CPU: 2 PID: 626 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) 
| [   62.091612][  T626] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel bridge stp llc 8021q sch_ingress vrf veth
| [   62.093214][  T626] Tainted: [W]=WARN
[   62.093469][  T626] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 62.093889][ T626] 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) 
[ 62.094239][ T626] 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
[   62.095384][  T626] RSP: 0018:ffffc9000133ef70 EFLAGS: 00010246
[   62.095806][  T626] RAX: 0000000000000000 RBX: ffff88800bd72000 RCX: 0000000000000001
[   62.096331][  T626] RDX: 0000000000000000 RSI: ffffffffae49b941 RDI: ffffffffadc555e0
[   62.096827][  T626] RBP: ffffc9000133f058 R08: 0000000000000000 R09: 0000000000000000
[   62.097336][  T626] R10: ffffc9000133f088 R11: ffffffffae979160 R12: 1ffff92000267df2
[   62.097828][  T626] R13: 00000000000005dc R14: ffffc9000133f088 R15: ffff88800bd72f08
[   62.098340][  T626] FS:  00007f4cdc7d3800(0000) GS:ffff888085db7000(0000) knlGS:0000000000000000
[   62.098915][  T626] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   62.099360][  T626] CR2: 00000000004e5de8 CR3: 0000000016e99005 CR4: 0000000000772ef0
[   62.099854][  T626] PKRU: 55555554
[   62.100134][  T626] Call Trace:
[   62.100391][  T626]  <TASK>
[ 62.100583][ T626] ? __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) 
[ 62.101016][ T626] ? br_del_if (net/bridge/br_if.c:742) bridge 
[ 62.101396][ T626] ? do_set_master (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:41 net/core/rtnetlink.c:2933) 
[ 62.101731][ T626] ? do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 62.102075][ T626] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 62.102414][ T626] ? netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 62.102746][ T626] ? netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 62.103126][ T626] ? ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 62.103466][ T626] ? ___sys_sendmsg (net/socket.c:2670) 
[ 62.103800][ T626] ? __sys_sendmsg (net/socket.c:2700) 
[ 62.104162][ T626] ? do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 62.104504][ T626] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[ 62.104912][ T626] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 62.105268][ T626] netif_set_mtu (net/core/dev.c:9652) 
[ 62.105604][ T626] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 62.105971][ T626] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 62.106228][ T626] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 62.106684][ T626] br_del_if (net/bridge/br_if.c:743) bridge 
[ 62.107064][ T626] ? rtnl_is_locked (net/core/rtnetlink.c:169) 
[ 62.107400][ T626] do_set_master (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:41 net/core/rtnetlink.c:2933) 
[ 62.107734][ T626] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 62.108096][ T626] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 62.108519][ T626] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 62.108850][ T626] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 62.109199][ T626] ? __kernel_text_address (kernel/extable.c:79) 
[ 62.109537][ T626] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 62.109871][ T626] ? __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) 
[ 62.110222][ T626] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 62.110687][ T626] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 62.111027][ T626] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 62.111341][ T626] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 62.111659][ T626] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 62.111999][ T626] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 62.112347][ T626] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 62.112678][ T626] ? __create_object (mm/kmemleak.c:771) 
[ 62.113033][ T626] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 62.113364][ T626] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 62.113702][ T626] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 62.114121][ T626] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 62.114462][ T626] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 62.114798][ T626] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 62.115139][ T626] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 62.115473][ T626] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 62.115805][ T626] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 62.116158][ T626] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 62.116494][ T626] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 62.116829][ T626] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 62.117174][ T626] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 62.117510][ T626] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 62.117847][ T626] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 62.118175][ T626] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 62.118493][ T626] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 62.118826][ T626] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 62.119174][ T626] ? 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) 
[ 62.119496][ T626] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 62.119817][ T626] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 62.120156][ T626] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 62.120483][ T626] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 62.120826][ T626] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 62.121208][ T626] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 62.121531][ T626] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 62.121858][ T626] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 62.122184][ T626] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 62.122588][ T626] ___sys_sendmsg (net/socket.c:2670) 
[ 62.122902][ T626] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 62.123228][ T626] ? __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) 
[ 62.123625][ T626] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 62.123968][ T626] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 62.124291][ T626] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 62.124613][ T626] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 62.124932][ T626] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 62.125261][ T626] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 62.125590][ T626] __sys_sendmsg (net/socket.c:2700) 
[ 62.125924][ T626] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 62.126344][ T626] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 62.126687][ T626] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 62.127031][ T626] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 62.127365][ T626] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   62.127770][  T626] RIP: 0033:0x7f4cdc9a01e7
[ 62.128135][ T626] 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)
[   62.129255][  T626] RSP: 002b:00007ffec323ba08 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   62.129727][  T626] RAX: ffffffffffffffda RBX: 00007ffec323c130 RCX: 00007f4cdc9a01e7
[   62.130202][  T626] RDX: 0000000000000000 RSI: 00007ffec323ba70 RDI: 0000000000000005
[   62.130729][  T626] RBP: 0000000000000003 R08: 0000000000000003 R09: 0000000000000078
[   62.131228][  T626] R10: 00007f4cdc89dee8 R11: 0000000000000246 R12: 0000000000000003
[   62.131716][  T626] R13: 00000000686e147b R14: 0000000000499600 R15: 0000000000000000
| [   62.658729][  T630] ------------[ cut here ]------------
| [ 62.659057][ T630] WARNING: CPU: 1 PID: 630 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) 
| [   62.659675][  T630] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel bridge stp llc 8021q sch_ingress vrf veth
| [   62.661011][  T630] Tainted: [W]=WARN
[   62.661337][  T630] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 62.661772][ T630] 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) 
[ 62.662137][ T630] 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
[   62.663442][  T630] RSP: 0018:ffffc9000137ef70 EFLAGS: 00010246
[   62.663850][  T630] RAX: 0000000000000000 RBX: ffff88800bd72000 RCX: 0000000000000001
[   62.664523][  T630] RDX: 0000000000000000 RSI: ffffffffae49b941 RDI: ffffffffadc555e0
[   62.665145][  T630] RBP: ffffc9000137f058 R08: 0000000000000000 R09: 0000000000000000
[   62.665624][  T630] R10: ffffc9000137f088 R11: ffffffffae979160 R12: 1ffff9200026fdf2
[   62.666093][  T630] R13: 00000000000005dc R14: ffffc9000137f088 R15: ffff88800bd72f08
[   62.666567][  T630] FS:  00007fa024719800(0000) GS:ffff888085d37000(0000) knlGS:0000000000000000
[   62.667111][  T630] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   62.667514][  T630] CR2: 00000000004e5ce0 CR3: 000000000e152006 CR4: 0000000000772ef0
[   62.667997][  T630] PKRU: 55555554
[   62.668239][  T630] Call Trace:
[   62.668467][  T630]  <TASK>
[ 62.668621][ T630] ? __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) 
[ 62.669014][ T630] ? br_del_if (net/bridge/br_if.c:742) bridge 
[ 62.669377][ T630] ? do_set_master (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:41 net/core/rtnetlink.c:2933) 
[ 62.669683][ T630] ? do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 62.670008][ T630] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 62.670331][ T630] ? netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 62.670665][ T630] ? netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 62.670978][ T630] ? ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 62.671295][ T630] ? ___sys_sendmsg (net/socket.c:2670) 
[ 62.671669][ T630] ? __sys_sendmsg (net/socket.c:2700) 
[ 62.672078][ T630] ? do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 62.672613][ T630] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[ 62.673065][ T630] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 62.673398][ T630] netif_set_mtu (net/core/dev.c:9652) 
[ 62.673786][ T630] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 62.674227][ T630] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 62.674525][ T630] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 62.675023][ T630] br_del_if (net/bridge/br_if.c:743) bridge 
[ 62.675502][ T630] ? rtnl_is_locked (net/core/rtnetlink.c:169) 
[ 62.675876][ T630] do_set_master (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:41 net/core/rtnetlink.c:2933) 
[ 62.676220][ T630] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 62.676531][ T630] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 62.676915][ T630] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 62.677242][ T630] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 62.677546][ T630] ? __kernel_text_address (kernel/extable.c:79) 
[ 62.677852][ T630] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 62.678183][ T630] ? __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) 
[ 62.678659][ T630] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 62.679049][ T630] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 62.679367][ T630] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 62.679670][ T630] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 62.679988][ T630] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 62.680314][ T630] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 62.680636][ T630] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 62.680961][ T630] ? __create_object (mm/kmemleak.c:771) 
[ 62.681290][ T630] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 62.681601][ T630] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 62.681906][ T630] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 62.682311][ T630] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 62.682693][ T630] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 62.683017][ T630] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 62.683441][ T630] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 62.683793][ T630] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 62.684172][ T630] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 62.684562][ T630] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 62.684923][ T630] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 62.685279][ T630] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 62.685639][ T630] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 62.686015][ T630] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 62.686355][ T630] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 62.686666][ T630] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 62.686984][ T630] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 62.687315][ T630] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 62.687619][ T630] ? 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) 
[ 62.687925][ T630] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 62.688343][ T630] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 62.688663][ T630] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 62.689030][ T630] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 62.689410][ T630] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 62.689718][ T630] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 62.690109][ T630] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 62.690431][ T630] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 62.690745][ T630] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 62.691203][ T630] ___sys_sendmsg (net/socket.c:2670) 
[ 62.691636][ T630] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 62.691965][ T630] ? __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) 
[ 62.692362][ T630] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 62.692672][ T630] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 62.692993][ T630] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 62.693320][ T630] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 62.693624][ T630] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 62.693936][ T630] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 62.694304][ T630] __sys_sendmsg (net/socket.c:2700) 
[ 62.694609][ T630] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 62.694997][ T630] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 62.695330][ T630] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 62.695634][ T630] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 62.695952][ T630] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   62.696352][  T630] RIP: 0033:0x7fa0248e61e7
[ 62.696665][ T630] 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)
[   62.697831][  T630] RSP: 002b:00007ffd7e59ea58 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   62.698420][  T630] RAX: ffffffffffffffda RBX: 00007ffd7e59f180 RCX: 00007fa0248e61e7
[   62.698953][  T630] RDX: 0000000000000000 RSI: 00007ffd7e59eac0 RDI: 0000000000000005
[   62.699424][  T630] RBP: 0000000000000003 R08: 0000000000000003 R09: 0000000000000078
[   62.699983][  T630] R10: 00007fa0247e3ee8 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