======================================
| [   21.333190][  T328] br1: port 1(vx10) entered forwarding state
| [   21.334419][  T328] ------------[ cut here ]------------
| [ 21.334737][ T328] WARNING: CPU: 3 PID: 328 at ./include/net/netdev_lock.h:17 netif_set_mtu_ext (./include/net/netdev_lock.h:17 ./include/net/netdev_lock.h:15 ./include/net/netdev_lock.h:25 net/core/dev.c:9610) 
| [   21.335381][  T328] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel bridge stp llc vrf veth
[   21.337167][  T328] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 21.337563][ T328] RIP: 0010:netif_set_mtu_ext (./include/net/netdev_lock.h:17 ./include/net/netdev_lock.h:15 ./include/net/netdev_lock.h:25 net/core/dev.c:9610) 
[ 21.337905][ T328] Code: 00 00 8b 05 b7 bb 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 fa 61 7b 00 85 c0 0f 85 39 fe ff ff 90 <0f> 0b 90 e9 30 fe ff ff 48 b8 00 00 00 00 00 fc ff df 4c 89 fa 48
All code
========
   0:	00 00                	add    %al,(%rax)
   2:	8b 05 b7 bb 3a 02    	mov    0x23abbb7(%rip),%eax        # 0x23abbbf
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb a0 0c 00 00 	lea    0xca0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 fa 61 7b 00       	call   0x7b621b
  21:	85 c0                	test   %eax,%eax
  23:	0f 85 39 fe ff ff    	jne    0xfffffffffffffe62
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	e9 30 fe ff ff       	jmp    0xfffffffffffffe62
  32:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
  39:	fc ff df 
  3c:	4c 89 fa             	mov    %r15,%rdx
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	e9 30 fe ff ff       	jmp    0xfffffffffffffe38
   8:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
   f:	fc ff df 
  12:	4c 89 fa             	mov    %r15,%rdx
  15:	48                   	rex.W
[   21.339027][  T328] RSP: 0018:ffffc90000646ef0 EFLAGS: 00010246
[   21.339423][  T328] RAX: 0000000000000000 RBX: ffff888004eda000 RCX: 0000000000000001
[   21.339907][  T328] RDX: 0000000000000000 RSI: ffffffff9e29b939 RDI: ffffffff9da555e0
[   21.340381][  T328] RBP: ffffc90000646fe0 R08: 0000000000000000 R09: 0000000000000000
[   21.340906][  T328] R10: ffffc90000647010 R11: ffffffff9f0a8918 R12: 1ffff920000c8de2
[   21.341389][  T328] R13: 00000000000005dc R14: ffffc90000647010 R15: ffff888004edaf08
[   21.342049][  T328] FS:  00007ffb1751f800(0000) GS:ffff888096037000(0000) knlGS:0000000000000000
[   21.342605][  T328] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   21.343020][  T328] CR2: 00000000004e5ce0 CR3: 000000000c2b0006 CR4: 0000000000772ef0
[   21.343500][  T328] PKRU: 55555554
[   21.343747][  T328] Call Trace:
[   21.343992][  T328]  <TASK>
[ 21.344156][ T328] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 21.344474][ T328] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 21.344796][ T328] ? mark_held_locks (kernel/locking/lockdep.c:4328) 
[ 21.345118][ T328] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:151 kernel/locking/spinlock.c:194) 
[ 21.345516][ T328] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4475) 
[ 21.345834][ T328] netif_set_mtu (net/core/dev.c:9652) 
[ 21.346162][ T328] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 21.346485][ T328] ? br_get_link_af_size_filtered (net/bridge/br_netlink.c:116) bridge 
[ 21.346944][ T328] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 21.347184][ T328] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 21.347621][ T328] br_add_if (net/bridge/br_if.c:697) bridge 
[ 21.347987][ T328] do_set_master (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:41 net/core/rtnetlink.c:2949) 
[ 21.348311][ T328] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 21.348623][ T328] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 21.349040][ T328] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 21.349367][ T328] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 21.349688][ T328] ? __kernel_text_address (kernel/extable.c:79) 
[ 21.350028][ T328] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 21.350360][ T328] ? __mutex_trylock_common (./arch/x86/include/asm/atomic64_64.h:101 ./include/linux/atomic/atomic-arch-fallback.h:4296 ./include/linux/atomic/atomic-long.h:1482 ./include/linux/atomic/atomic-instrumented.h:4458 kernel/locking/mutex.c:113) 
[ 21.350705][ T328] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 21.351152][ T328] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 21.351488][ T328] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 21.351826][ T328] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 21.352160][ T328] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 21.352484][ T328] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 21.352811][ T328] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 21.353141][ T328] ? __create_object (mm/kmemleak.c:771) 
[ 21.353470][ T328] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 21.353781][ T328] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 21.354097][ T328] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 21.354487][ T328] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 21.354806][ T328] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 21.355125][ T328] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 21.355439][ T328] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 21.355753][ T328] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 21.356070][ T328] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 21.356379][ T328] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 21.356688][ T328] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 21.357007][ T328] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 21.357325][ T328] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 21.357636][ T328] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 21.357962][ T328] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 21.358278][ T328] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 21.358586][ T328] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 21.358916][ T328] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 21.359226][ T328] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 ./include/net/netns/generic.h:48 net/netlink/af_netlink.c:333) 
[ 21.359541][ T328] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[ 21.359853][ T328] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 21.360177][ T328] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 21.360500][ T328] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 21.360829][ T328] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 21.361146][ T328] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 21.361463][ T328] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 21.361771][ T328] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 21.362084][ T328] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 21.362477][ T328] ___sys_sendmsg (net/socket.c:2670) 
[ 21.362789][ T328] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 21.363108][ T328] ? __call_rcu_common.constprop.0 (./arch/x86/include/asm/irqflags.h:26 ./arch/x86/include/asm/irqflags.h:109 ./arch/x86/include/asm/irqflags.h:127 kernel/rcu/tree.c:3096) 
[ 21.363496][ T328] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 21.363879][ T328] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 21.364199][ T328] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 21.364513][ T328] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 21.364833][ T328] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 21.365167][ T328] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 21.365497][ T328] __sys_sendmsg (net/socket.c:2700) 
[ 21.365805][ T328] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 21.366199][ T328] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 21.366524][ T328] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 21.366838][ T328] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 21.367160][ T328] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   21.367560][  T328] RIP: 0033:0x7ffb176ec1e7
[ 21.367903][ T328] Code: 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b9 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 2e 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 89 54 24 1c 48 89 74 24 10
All code
========
   0:	0e                   	(bad)
   1:	00 f7                	add    %dh,%bh
   3:	d8 64 89 02          	fsubs  0x2(%rcx,%rcx,4)
   7:	48 c7 c0 ff ff ff ff 	mov    $0xffffffffffffffff,%rax
   e:	eb b9                	jmp    0xffffffffffffffc9
  10:	0f 1f 00             	nopl   (%rax)
  13:	f3 0f 1e fa          	endbr64
  17:	64 8b 04 25 18 00 00 	mov    %fs:0x18,%eax
  1e:	00 
  1f:	85 c0                	test   %eax,%eax
  21:	75 10                	jne    0x33
  23:	b8 2e 00 00 00       	mov    $0x2e,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax		<-- trapping instruction
  30:	77 51                	ja     0x83
  32:	c3                   	ret
  33:	48 83 ec 28          	sub    $0x28,%rsp
  37:	89 54 24 1c          	mov    %edx,0x1c(%rsp)
  3b:	48 89 74 24 10       	mov    %rsi,0x10(%rsp)

Code starting with the faulting instruction
===========================================
   0:	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax
   6:	77 51                	ja     0x59
   8:	c3                   	ret
   9:	48 83 ec 28          	sub    $0x28,%rsp
   d:	89 54 24 1c          	mov    %edx,0x1c(%rsp)
  11:	48 89 74 24 10       	mov    %rsi,0x10(%rsp)
[   21.369011][  T328] RSP: 002b:00007ffcd3102bf8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   21.369492][  T328] RAX: ffffffffffffffda RBX: 00007ffcd3103320 RCX: 00007ffb176ec1e7
[   21.369979][  T328] RDX: 0000000000000000 RSI: 00007ffcd3102c60 RDI: 0000000000000005
[   21.370460][  T328] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000000
[   21.370956][  T328] R10: 000000001f5e8910 R11: 0000000000000246 R12: 0000000000000004
[   21.371436][  T328] R13: 00000000686e67ad R14: 0000000000499600 R15: 0000000000000000
| [   21.895396][  T333] ------------[ cut here ]------------
| [ 21.895966][ T333] WARNING: CPU: 3 PID: 333 at ./include/net/netdev_lock.h:17 netif_set_mtu_ext (./include/net/netdev_lock.h:17 ./include/net/netdev_lock.h:15 ./include/net/netdev_lock.h:25 net/core/dev.c:9610) 
| [   21.897083][  T333] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel bridge stp llc vrf veth
| [   21.899255][  T333] Tainted: [W]=WARN
[   21.899692][  T333] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 21.900405][ T333] RIP: 0010:netif_set_mtu_ext (./include/net/netdev_lock.h:17 ./include/net/netdev_lock.h:15 ./include/net/netdev_lock.h:25 net/core/dev.c:9610) 
[ 21.900928][ T333] Code: 00 00 8b 05 b7 bb 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 fa 61 7b 00 85 c0 0f 85 39 fe ff ff 90 <0f> 0b 90 e9 30 fe ff ff 48 b8 00 00 00 00 00 fc ff df 4c 89 fa 48
All code
========
   0:	00 00                	add    %al,(%rax)
   2:	8b 05 b7 bb 3a 02    	mov    0x23abbb7(%rip),%eax        # 0x23abbbf
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb a0 0c 00 00 	lea    0xca0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 fa 61 7b 00       	call   0x7b621b
  21:	85 c0                	test   %eax,%eax
  23:	0f 85 39 fe ff ff    	jne    0xfffffffffffffe62
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	e9 30 fe ff ff       	jmp    0xfffffffffffffe62
  32:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
  39:	fc ff df 
  3c:	4c 89 fa             	mov    %r15,%rdx
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	e9 30 fe ff ff       	jmp    0xfffffffffffffe38
   8:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
   f:	fc ff df 
  12:	4c 89 fa             	mov    %r15,%rdx
  15:	48                   	rex.W
[   21.902105][  T333] RSP: 0018:ffffc90000696ef0 EFLAGS: 00010246
[   21.902521][  T333] RAX: 0000000000000000 RBX: ffff888004eda000 RCX: 0000000000000001
[   21.903013][  T333] RDX: 0000000000000000 RSI: ffffffff9e29b939 RDI: ffffffff9da555e0
[   21.903509][  T333] RBP: ffffc90000696fe0 R08: 0000000000000000 R09: 0000000000000000
[   21.904007][  T333] R10: ffffc90000697010 R11: ffffffff9f0a8918 R12: 1ffff920000d2de2
[   21.904494][  T333] R13: 00000000000005dc R14: ffffc90000697010 R15: ffff888004edaf08
[   21.904989][  T333] FS:  00007ff95bd9b800(0000) GS:ffff888096037000(0000) knlGS:0000000000000000
[   21.905581][  T333] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   21.905991][  T333] CR2: 00000000004e5de8 CR3: 0000000008dad005 CR4: 0000000000772ef0
[   21.906459][  T333] PKRU: 55555554
[   21.906691][  T333] Call Trace:
[   21.906934][  T333]  <TASK>
[ 21.907098][ T333] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 21.907449][ T333] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 21.907782][ T333] ? mark_held_locks (kernel/locking/lockdep.c:4328) 
[ 21.908119][ T333] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:151 kernel/locking/spinlock.c:194) 
[ 21.908523][ T333] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4475) 
[ 21.908848][ T333] netif_set_mtu (net/core/dev.c:9652) 
[ 21.909181][ T333] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 21.909522][ T333] ? br_get_link_af_size_filtered (net/bridge/br_netlink.c:116) bridge 
[ 21.909986][ T333] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 21.910234][ T333] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 21.910679][ T333] br_add_if (net/bridge/br_if.c:697) bridge 
[ 21.911083][ T333] do_set_master (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:41 net/core/rtnetlink.c:2949) 
[ 21.911418][ T333] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 21.911748][ T333] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 21.912171][ T333] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 21.912499][ T333] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 21.912824][ T333] ? __kernel_text_address (kernel/extable.c:79) 
[ 21.913164][ T333] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 21.913493][ T333] ? __mutex_trylock_common (./arch/x86/include/asm/atomic64_64.h:101 ./include/linux/atomic/atomic-arch-fallback.h:4296 ./include/linux/atomic/atomic-long.h:1482 ./include/linux/atomic/atomic-instrumented.h:4458 kernel/locking/mutex.c:113) 
[ 21.913820][ T333] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 21.914241][ T333] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 21.914570][ T333] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 21.914902][ T333] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 21.915233][ T333] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 21.915558][ T333] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 21.915885][ T333] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 21.916212][ T333] ? __create_object (mm/kmemleak.c:771) 
[ 21.916544][ T333] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 21.916871][ T333] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 21.917204][ T333] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 21.917609][ T333] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 21.917948][ T333] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 21.918278][ T333] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 21.918606][ T333] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 21.918943][ T333] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 21.919274][ T333] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 21.919595][ T333] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 21.919935][ T333] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 21.920261][ T333] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 21.920591][ T333] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 21.920956][ T333] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 21.921288][ T333] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 21.921614][ T333] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 21.921957][ T333] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 21.922296][ T333] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 21.922621][ T333] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 ./include/net/netns/generic.h:48 net/netlink/af_netlink.c:333) 
[ 21.922958][ T333] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[ 21.923289][ T333] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 21.923615][ T333] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 21.923968][ T333] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 21.924306][ T333] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 21.924632][ T333] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 21.924973][ T333] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 21.925303][ T333] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 21.925628][ T333] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 21.926053][ T333] ___sys_sendmsg (net/socket.c:2670) 
[ 21.926379][ T333] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 21.926710][ T333] ? __call_rcu_common.constprop.0 (./arch/x86/include/asm/irqflags.h:26 ./arch/x86/include/asm/irqflags.h:109 ./arch/x86/include/asm/irqflags.h:127 kernel/rcu/tree.c:3096) 
[ 21.927124][ T333] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 21.927461][ T333] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 21.927792][ T333] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 21.928135][ T333] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 21.928459][ T333] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 21.928785][ T333] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 21.929139][ T333] __sys_sendmsg (net/socket.c:2700) 
[ 21.929457][ T333] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 21.929858][ T333] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 21.930205][ T333] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 21.930539][ T333] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 21.930883][ T333] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   21.931297][  T333] RIP: 0033:0x7ff95bf681e7
[ 21.931930][ T333] Code: 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b9 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 2e 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 89 54 24 1c 48 89 74 24 10
All code
========
   0:	0e                   	(bad)
   1:	00 f7                	add    %dh,%bh
   3:	d8 64 89 02          	fsubs  0x2(%rcx,%rcx,4)
   7:	48 c7 c0 ff ff ff ff 	mov    $0xffffffffffffffff,%rax
   e:	eb b9                	jmp    0xffffffffffffffc9
  10:	0f 1f 00             	nopl   (%rax)
  13:	f3 0f 1e fa          	endbr64
  17:	64 8b 04 25 18 00 00 	mov    %fs:0x18,%eax
  1e:	00 
  1f:	85 c0                	test   %eax,%eax
  21:	75 10                	jne    0x33
  23:	b8 2e 00 00 00       	mov    $0x2e,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax		<-- trapping instruction
  30:	77 51                	ja     0x83
  32:	c3                   	ret
  33:	48 83 ec 28          	sub    $0x28,%rsp
  37:	89 54 24 1c          	mov    %edx,0x1c(%rsp)
  3b:	48 89 74 24 10       	mov    %rsi,0x10(%rsp)

Code starting with the faulting instruction
===========================================
   0:	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax
   6:	77 51                	ja     0x59
   8:	c3                   	ret
   9:	48 83 ec 28          	sub    $0x28,%rsp
   d:	89 54 24 1c          	mov    %edx,0x1c(%rsp)
  11:	48 89 74 24 10       	mov    %rsi,0x10(%rsp)
[   21.933101][  T333] RSP: 002b:00007fff77aa1e68 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   21.933565][  T333] RAX: ffffffffffffffda RBX: 00007fff77aa2590 RCX: 00007ff95bf681e7
[   21.934273][  T333] RDX: 0000000000000000 RSI: 00007fff77aa1ed0 RDI: 0000000000000005
[   21.934734][  T333] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000000
[   21.935464][  T333] R10: 000000001364e910 R11: 0000000000000246 R12: 0000000000000004
[   21.935959][  T333] R13: 00000000686e67ad R14: 0000000000499600 R15: 0000000000000000
| [   22.184863][  T335] ------------[ cut here ]------------
| [ 22.185292][ T335] WARNING: CPU: 3 PID: 335 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) 
| [   22.185909][  T335] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel bridge stp llc vrf veth
| [   22.187324][  T335] Tainted: [W]=WARN
[   22.187570][  T335] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 22.187991][ T335] 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) 
[ 22.188311][ T335] Code: 00 00 8b 05 b7 bb 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 fa 61 7b 00 85 c0 0f 85 39 fe ff ff 90 <0f> 0b 90 e9 30 fe ff ff 48 b8 00 00 00 00 00 fc ff df 4c 89 fa 48
All code
========
   0:	00 00                	add    %al,(%rax)
   2:	8b 05 b7 bb 3a 02    	mov    0x23abbb7(%rip),%eax        # 0x23abbbf
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb a0 0c 00 00 	lea    0xca0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 fa 61 7b 00       	call   0x7b621b
  21:	85 c0                	test   %eax,%eax
  23:	0f 85 39 fe ff ff    	jne    0xfffffffffffffe62
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	e9 30 fe ff ff       	jmp    0xfffffffffffffe62
  32:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
  39:	fc ff df 
  3c:	4c 89 fa             	mov    %r15,%rdx
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	e9 30 fe ff ff       	jmp    0xfffffffffffffe38
   8:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
   f:	fc ff df 
  12:	4c 89 fa             	mov    %r15,%rdx
  15:	48                   	rex.W
[   22.189632][  T335] RSP: 0018:ffffc900006b6ef0 EFLAGS: 00010246
[   22.190068][  T335] RAX: 0000000000000000 RBX: ffff888004eda000 RCX: 0000000000000001
[   22.190524][  T335] RDX: 0000000000000000 RSI: ffffffff9e29b939 RDI: ffffffff9da555e0
[   22.191019][  T335] RBP: ffffc900006b6fe0 R08: 0000000000000000 R09: 0000000000000000
[   22.191492][  T335] R10: ffffc900006b7010 R11: ffffffff9f0a8918 R12: 1ffff920000d6de2
[   22.191982][  T335] R13: 00000000000005dc R14: ffffc900006b7010 R15: ffff888004edaf08
[   22.192458][  T335] FS:  00007fc7706b8800(0000) GS:ffff888096037000(0000) knlGS:0000000000000000
[   22.192998][  T335] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   22.193383][  T335] CR2: 00000000004e5aa8 CR3: 000000000c1db003 CR4: 0000000000772ef0
[   22.193849][  T335] PKRU: 55555554
[   22.194098][  T335] Call Trace:
[   22.194347][  T335]  <TASK>
[ 22.194505][ T335] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 22.194826][ T335] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 22.195149][ T335] ? mark_held_locks (kernel/locking/lockdep.c:4328) 
[ 22.195454][ T335] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:151 kernel/locking/spinlock.c:194) 
[ 22.195833][ T335] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4475) 
[ 22.196173][ T335] netif_set_mtu (net/core/dev.c:9652) 
[ 22.196479][ T335] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 22.196817][ T335] ? br_get_link_af_size_filtered (net/bridge/br_netlink.c:116) bridge 
[ 22.197263][ T335] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 22.197496][ T335] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 22.197941][ T335] br_add_if (net/bridge/br_if.c:697) bridge 
[ 22.198309][ T335] do_set_master (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:41 net/core/rtnetlink.c:2949) 
[ 22.198624][ T335] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 22.198950][ T335] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 22.199351][ T335] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 22.199679][ T335] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 22.200004][ T335] ? __kernel_text_address (kernel/extable.c:79) 
[ 22.200315][ T335] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 22.200621][ T335] ? __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) 
[ 22.200957][ T335] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 22.201342][ T335] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 22.201649][ T335] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 22.201962][ T335] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 22.202274][ T335] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 22.202580][ T335] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 22.202882][ T335] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 22.203192][ T335] ? __create_object (mm/kmemleak.c:771) 
[ 22.203497][ T335] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 22.203809][ T335] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 22.204129][ T335] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 22.204514][ T335] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 22.204823][ T335] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 22.205140][ T335] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 22.205443][ T335] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 22.205753][ T335] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 22.206085][ T335] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 22.206403][ T335] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 22.206719][ T335] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 22.207044][ T335] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 22.207349][ T335] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 22.207658][ T335] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 22.207987][ T335] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 22.208300][ T335] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 22.208629][ T335] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 22.208954][ T335] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 22.209257][ T335] ? 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) 
[ 22.209576][ T335] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[ 22.209911][ T335] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 22.210225][ T335] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 22.210536][ T335] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 22.210861][ T335] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 22.211189][ T335] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 22.211502][ T335] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 22.211808][ T335] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 22.212130][ T335] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 22.212520][ T335] ___sys_sendmsg (net/socket.c:2670) 
[ 22.212822][ T335] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 22.213142][ T335] ? __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) 
[ 22.213525][ T335] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 22.213832][ T335] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 22.214149][ T335] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 22.214466][ T335] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 22.214772][ T335] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 22.215085][ T335] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 22.215403][ T335] __sys_sendmsg (net/socket.c:2700) 
[ 22.215704][ T335] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 22.216101][ T335] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 22.216417][ T335] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 22.216724][ T335] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 22.217038][ T335] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   22.217417][  T335] RIP: 0033:0x7fc7708851e7
[ 22.217739][ T335] 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)
[   22.218851][  T335] RSP: 002b:00007ffd02374f58 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   22.219327][  T335] RAX: ffffffffffffffda RBX: 00007ffd02375680 RCX: 00007fc7708851e7
[   22.219799][  T335] RDX: 0000000000000000 RSI: 00007ffd02374fc0 RDI: 0000000000000005
[   22.220277][  T335] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000000
[   22.220750][  T335] R10: 0000000029407910 R11: 0000000000000246 R12: 0000000000000004
[   22.221218][  T335] R13: 00000000686e67ad R14: 0000000000499600 R15: 0000000000000000
| [   22.561986][  T338] ------------[ cut here ]------------
| [ 22.562320][ T338] WARNING: CPU: 2 PID: 338 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) 
| [   22.563409][  T338] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel bridge stp llc vrf veth
| [   22.564626][  T338] Tainted: [W]=WARN
[   22.564871][  T338] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 22.565278][ T338] 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) 
[ 22.565604][ T338] Code: 00 00 8b 05 b7 bb 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 fa 61 7b 00 85 c0 0f 85 39 fe ff ff 90 <0f> 0b 90 e9 30 fe ff ff 48 b8 00 00 00 00 00 fc ff df 4c 89 fa 48
All code
========
   0:	00 00                	add    %al,(%rax)
   2:	8b 05 b7 bb 3a 02    	mov    0x23abbb7(%rip),%eax        # 0x23abbbf
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb a0 0c 00 00 	lea    0xca0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 fa 61 7b 00       	call   0x7b621b
  21:	85 c0                	test   %eax,%eax
  23:	0f 85 39 fe ff ff    	jne    0xfffffffffffffe62
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	e9 30 fe ff ff       	jmp    0xfffffffffffffe62
  32:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
  39:	fc ff df 
  3c:	4c 89 fa             	mov    %r15,%rdx
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	e9 30 fe ff ff       	jmp    0xfffffffffffffe38
   8:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
   f:	fc ff df 
  12:	4c 89 fa             	mov    %r15,%rdx
  15:	48                   	rex.W
[   22.566731][  T338] RSP: 0018:ffffc90000716ef0 EFLAGS: 00010246
[   22.567143][  T338] RAX: 0000000000000000 RBX: ffff888004eda000 RCX: 0000000000000001
[   22.567615][  T338] RDX: 0000000000000000 RSI: ffffffff9e29b939 RDI: ffffffff9da555e0
[   22.568093][  T338] RBP: ffffc90000716fe0 R08: 0000000000000000 R09: 0000000000000000
[   22.568565][  T338] R10: ffffc90000717010 R11: ffffffff9f0a8918 R12: 1ffff920000e2de2
[   22.569047][  T338] R13: 00000000000005dc R14: ffffc90000717010 R15: ffff888004edaf08
[   22.569517][  T338] FS:  00007f3ecd48e800(0000) GS:ffff888095fb7000(0000) knlGS:0000000000000000
[   22.570082][  T338] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   22.570480][  T338] CR2: 00000000004e5ab0 CR3: 000000000a5f2004 CR4: 0000000000772ef0
[   22.570980][  T338] PKRU: 55555554
[   22.571225][  T338] Call Trace:
[   22.571468][  T338]  <TASK>
[ 22.571643][ T338] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 22.571979][ T338] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 22.572307][ T338] ? mark_held_locks (kernel/locking/lockdep.c:4328) 
[ 22.572623][ T338] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:151 kernel/locking/spinlock.c:194) 
[ 22.573036][ T338] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4475) 
[ 22.573355][ T338] netif_set_mtu (net/core/dev.c:9652) 
[ 22.573677][ T338] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 22.574049][ T338] ? br_get_link_af_size_filtered (net/bridge/br_netlink.c:116) bridge 
[ 22.574632][ T338] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 22.574880][ T338] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 22.575337][ T338] br_add_if (net/bridge/br_if.c:697) bridge 
[ 22.575707][ T338] do_set_master (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:41 net/core/rtnetlink.c:2949) 
[ 22.576043][ T338] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 22.576379][ T338] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 22.576791][ T338] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 22.577123][ T338] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 22.577440][ T338] ? __kernel_text_address (kernel/extable.c:79) 
[ 22.577759][ T338] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 22.578099][ T338] ? __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) 
[ 22.578417][ T338] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 22.578806][ T338] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 22.579143][ T338] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 22.579457][ T338] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 22.579770][ T338] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 22.580205][ T338] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 22.580529][ T338] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 22.580862][ T338] ? __create_object (mm/kmemleak.c:771) 
[ 22.581200][ T338] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 22.581521][ T338] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 22.581845][ T338] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 22.582261][ T338] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 22.582590][ T338] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 22.582923][ T338] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 22.583241][ T338] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 22.583569][ T338] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 22.583886][ T338] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 22.584215][ T338] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 22.584540][ T338] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 22.584857][ T338] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 22.585192][ T338] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 22.585516][ T338] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 22.585841][ T338] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 22.586185][ T338] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 22.586515][ T338] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 22.586852][ T338] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 22.587182][ T338] ? 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) 
[ 22.587502][ T338] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[ 22.587823][ T338] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 22.588155][ T338] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 22.588482][ T338] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 22.588805][ T338] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 22.589143][ T338] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 22.589469][ T338] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 22.589787][ T338] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 22.590125][ T338] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 22.590536][ T338] ___sys_sendmsg (net/socket.c:2670) 
[ 22.590858][ T338] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 22.591184][ T338] ? __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) 
[ 22.591579][ T338] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 22.591910][ T338] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 22.592237][ T338] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 22.592560][ T338] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 22.592876][ T338] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 22.593206][ T338] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 22.593531][ T338] __sys_sendmsg (net/socket.c:2700) 
[ 22.593845][ T338] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 22.594269][ T338] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 22.594608][ T338] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 22.594938][ T338] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 22.595256][ T338] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   22.595650][  T338] RIP: 0033:0x7f3ecd65b1e7
[ 22.595990][ T338] 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)
[   22.597151][  T338] RSP: 002b:00007ffc0598bb48 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   22.597630][  T338] RAX: ffffffffffffffda RBX: 00007ffc0598c270 RCX: 00007f3ecd65b1e7
[   22.598133][  T338] RDX: 0000000000000000 RSI: 00007ffc0598bbb0 RDI: 0000000000000005
[   22.598613][  T338] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000000
[   22.599090][  T338] R10: 0000000003c66910 R11: 0000000000000246 R12: 0000000000000004
[   22.599558][  T338] R13: 00000000686e67ae R14: 0000000000499600 R15: 0000000000000000
| [   23.230400][  T344] ------------[ cut here ]------------
| [ 23.230729][ T344] WARNING: CPU: 2 PID: 344 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) 
| [   23.231359][  T344] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel bridge stp llc vrf veth
| [   23.232579][  T344] Tainted: [W]=WARN
[   23.232823][  T344] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 23.233237][ T344] 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) 
[ 23.233579][ T344] Code: 00 00 8b 05 b7 bb 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 fa 61 7b 00 85 c0 0f 85 39 fe ff ff 90 <0f> 0b 90 e9 30 fe ff ff 48 b8 00 00 00 00 00 fc ff df 4c 89 fa 48
All code
========
   0:	00 00                	add    %al,(%rax)
   2:	8b 05 b7 bb 3a 02    	mov    0x23abbb7(%rip),%eax        # 0x23abbbf
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb a0 0c 00 00 	lea    0xca0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 fa 61 7b 00       	call   0x7b621b
  21:	85 c0                	test   %eax,%eax
  23:	0f 85 39 fe ff ff    	jne    0xfffffffffffffe62
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	e9 30 fe ff ff       	jmp    0xfffffffffffffe62
  32:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
  39:	fc ff df 
  3c:	4c 89 fa             	mov    %r15,%rdx
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	e9 30 fe ff ff       	jmp    0xfffffffffffffe38
   8:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
   f:	fc ff df 
  12:	4c 89 fa             	mov    %r15,%rdx
  15:	48                   	rex.W
[   23.234708][  T344] RSP: 0018:ffffc90000636ef0 EFLAGS: 00010246
[   23.235159][  T344] RAX: 0000000000000000 RBX: ffff888004eda000 RCX: 0000000000000001
[   23.235633][  T344] RDX: 0000000000000000 RSI: ffffffff9e29b939 RDI: ffffffff9da555e0
[   23.236113][  T344] RBP: ffffc90000636fe0 R08: 0000000000000000 R09: 0000000000000000
[   23.236599][  T344] R10: ffffc90000637010 R11: ffffffff9f0a8918 R12: 1ffff920000c6de2
[   23.237120][  T344] R13: 00000000000005dc R14: ffffc90000637010 R15: ffff888004edaf08
[   23.237594][  T344] FS:  00007f786f451800(0000) GS:ffff888095fb7000(0000) knlGS:0000000000000000
[   23.238331][  T344] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   23.238732][  T344] CR2: 00000000004e6890 CR3: 0000000004cf2002 CR4: 0000000000772ef0
[   23.239221][  T344] PKRU: 55555554
[   23.239468][  T344] Call Trace:
[   23.239709][  T344]  <TASK>
[ 23.239879][ T344] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 23.240212][ T344] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 23.240541][ T344] ? mark_held_locks (kernel/locking/lockdep.c:4328) 
[ 23.240885][ T344] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:151 kernel/locking/spinlock.c:194) 
[ 23.241289][ T344] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4475) 
[ 23.241613][ T344] netif_set_mtu (net/core/dev.c:9652) 
[ 23.241990][ T344] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 23.242336][ T344] ? br_get_link_af_size_filtered (net/bridge/br_netlink.c:116) bridge 
[ 23.242783][ T344] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 23.243043][ T344] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 23.243485][ T344] br_add_if (net/bridge/br_if.c:697) bridge 
[ 23.243854][ T344] do_set_master (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:41 net/core/rtnetlink.c:2949) 
[ 23.244187][ T344] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 23.244519][ T344] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 23.244928][ T344] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 23.245251][ T344] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 23.245571][ T344] ? __kernel_text_address (kernel/extable.c:79) 
[ 23.245903][ T344] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 23.246261][ T344] ? __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) 
[ 23.246585][ T344] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 23.246989][ T344] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 23.247311][ T344] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 23.247626][ T344] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 23.247957][ T344] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 23.248277][ T344] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 23.248599][ T344] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 23.248930][ T344] ? __create_object (mm/kmemleak.c:771) 
[ 23.249254][ T344] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 23.249577][ T344] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 23.249907][ T344] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 23.250339][ T344] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 23.250668][ T344] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 23.251020][ T344] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 23.251349][ T344] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 23.251678][ T344] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 23.252007][ T344] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 23.252326][ T344] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 23.252750][ T344] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 23.253088][ T344] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 23.253412][ T344] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 23.253738][ T344] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 23.254111][ T344] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 23.254447][ T344] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 23.254776][ T344] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 23.255117][ T344] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 23.255438][ T344] ? 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) 
[ 23.255763][ T344] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[ 23.256093][ T344] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 23.256413][ T344] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 23.256736][ T344] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 23.257068][ T344] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 23.257389][ T344] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 23.257758][ T344] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 23.258142][ T344] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 23.258466][ T344] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 23.258906][ T344] ___sys_sendmsg (net/socket.c:2670) 
[ 23.259227][ T344] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 23.259546][ T344] ? __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) 
[ 23.259950][ T344] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 23.260311][ T344] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 23.260697][ T344] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 23.261048][ T344] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 23.261376][ T344] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 23.261735][ T344] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 23.262110][ T344] __sys_sendmsg (net/socket.c:2700) 
[ 23.262431][ T344] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 23.262836][ T344] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 23.263178][ T344] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 23.263503][ T344] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 23.263823][ T344] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   23.264226][  T344] RIP: 0033:0x7f786f61e1e7
[ 23.264582][ T344] 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)
[   23.265745][  T344] RSP: 002b:00007ffe5fadcfb8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   23.266267][  T344] RAX: ffffffffffffffda RBX: 00007ffe5fadd6e0 RCX: 00007f786f61e1e7
[   23.266744][  T344] RDX: 0000000000000000 RSI: 00007ffe5fadd020 RDI: 0000000000000005
[   23.267232][  T344] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000000
[   23.267704][  T344] R10: 000000003a6c1910 R11: 0000000000000246 R12: 0000000000000004
[   23.268184][  T344] R13: 00000000686e67af R14: 0000000000499600 R15: 0000000000000000
| [   32.809569][  T437] ------------[ cut here ]------------
| [ 32.809878][ T437] WARNING: CPU: 0 PID: 437 at ./include/net/netdev_lock.h:17 netif_set_mtu_ext (./include/net/netdev_lock.h:17 ./include/net/netdev_lock.h:15 ./include/net/netdev_lock.h:25 net/core/dev.c:9610) 
| [   32.810504][  T437] Modules linked in: macvlan 8021q vxlan ip6_udp_tunnel udp_tunnel bridge stp llc vrf veth
| [   32.811784][  T437] Tainted: [W]=WARN
[   32.812028][  T437] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 32.812411][ T437] RIP: 0010:netif_set_mtu_ext (./include/net/netdev_lock.h:17 ./include/net/netdev_lock.h:15 ./include/net/netdev_lock.h:25 net/core/dev.c:9610) 
[ 32.812725][ T437] Code: 00 00 8b 05 b7 bb 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 fa 61 7b 00 85 c0 0f 85 39 fe ff ff 90 <0f> 0b 90 e9 30 fe ff ff 48 b8 00 00 00 00 00 fc ff df 4c 89 fa 48
All code
========
   0:	00 00                	add    %al,(%rax)
   2:	8b 05 b7 bb 3a 02    	mov    0x23abbb7(%rip),%eax        # 0x23abbbf
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb a0 0c 00 00 	lea    0xca0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 fa 61 7b 00       	call   0x7b621b
  21:	85 c0                	test   %eax,%eax
  23:	0f 85 39 fe ff ff    	jne    0xfffffffffffffe62
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	e9 30 fe ff ff       	jmp    0xfffffffffffffe62
  32:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
  39:	fc ff df 
  3c:	4c 89 fa             	mov    %r15,%rdx
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	e9 30 fe ff ff       	jmp    0xfffffffffffffe38
   8:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
   f:	fc ff df 
  12:	4c 89 fa             	mov    %r15,%rdx
  15:	48                   	rex.W
[   32.813846][  T437] RSP: 0018:ffffc90000686ef0 EFLAGS: 00010246
[   32.814284][  T437] RAX: 0000000000000000 RBX: ffff88800b47a000 RCX: 0000000000000001
[   32.814789][  T437] RDX: 0000000000000000 RSI: ffffffff9e29b939 RDI: ffffffff9da555e0
[   32.815258][  T437] RBP: ffffc90000686fe0 R08: 0000000000000000 R09: 0000000000000000
[   32.815714][  T437] R10: ffffc90000687010 R11: ffffffff9e779160 R12: 1ffff920000d0de2
[   32.816176][  T437] R13: 00000000000005dc R14: ffffc90000687010 R15: ffff88800b47af08
[   32.816641][  T437] FS:  00007fe27ae54800(0000) GS:ffff888095eb7000(0000) knlGS:0000000000000000
[   32.817179][  T437] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   32.817562][  T437] CR2: 00000000004e5ce0 CR3: 000000000b44d003 CR4: 0000000000772ef0
[   32.818030][  T437] PKRU: 55555554
[   32.818262][  T437] Call Trace:
[   32.818506][  T437]  <TASK>
[ 32.818665][ T437] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 32.818983][ T437] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 32.819299][ T437] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 32.819609][ T437] netif_set_mtu (net/core/dev.c:9652) 
[ 32.819925][ T437] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 32.820247][ T437] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 32.820491][ T437] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 32.820993][ T437] br_add_if (net/bridge/br_if.c:697) bridge 
[ 32.821348][ T437] do_set_master (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:41 net/core/rtnetlink.c:2949) 
[ 32.821657][ T437] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 32.821973][ T437] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 32.822366][ T437] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 32.822668][ T437] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 32.822979][ T437] ? __kernel_text_address (kernel/extable.c:79) 
[ 32.823294][ T437] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 32.823602][ T437] ? __mutex_trylock_common (./arch/x86/include/asm/atomic64_64.h:101 ./include/linux/atomic/atomic-arch-fallback.h:4296 ./include/linux/atomic/atomic-long.h:1482 ./include/linux/atomic/atomic-instrumented.h:4458 kernel/locking/mutex.c:113) 
[ 32.823915][ T437] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 32.824296][ T437] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 32.824602][ T437] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 32.824976][ T437] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 32.825283][ T437] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 32.825601][ T437] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 32.825921][ T437] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 32.826227][ T437] ? __create_object (mm/kmemleak.c:771) 
[ 32.826535][ T437] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 32.826844][ T437] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 32.827156][ T437] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 32.827534][ T437] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 32.827847][ T437] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 32.828174][ T437] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 32.828481][ T437] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 32.828792][ T437] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 32.829109][ T437] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 32.829412][ T437] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 32.829719][ T437] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 32.830031][ T437] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 32.830350][ T437] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 32.830666][ T437] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 32.831001][ T437] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 32.831308][ T437] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 32.831613][ T437] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 32.831936][ T437] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 32.832241][ T437] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 ./include/net/netns/generic.h:48 net/netlink/af_netlink.c:333) 
[ 32.832557][ T437] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[ 32.832865][ T437] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 32.833178][ T437] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 32.833487][ T437] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 32.833794][ T437] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 32.834107][ T437] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 32.834419][ T437] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 32.834727][ T437] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 32.835047][ T437] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 32.835437][ T437] ___sys_sendmsg (net/socket.c:2670) 
[ 32.835739][ T437] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 32.836051][ T437] ? __call_rcu_common.constprop.0 (./arch/x86/include/asm/irqflags.h:26 ./arch/x86/include/asm/irqflags.h:109 ./arch/x86/include/asm/irqflags.h:127 kernel/rcu/tree.c:3096) 
[ 32.836471][ T437] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 32.836775][ T437] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 32.837111][ T437] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 32.837430][ T437] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 32.837736][ T437] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 32.838049][ T437] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 32.838363][ T437] __sys_sendmsg (net/socket.c:2700) 
[ 32.838664][ T437] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 32.839050][ T437] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 32.839366][ T437] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 32.839676][ T437] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 32.839993][ T437] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   32.840372][  T437] RIP: 0033:0x7fe27b0211e7
[ 32.840696][ T437] Code: 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b9 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 2e 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 89 54 24 1c 48 89 74 24 10
All code
========
   0:	0e                   	(bad)
   1:	00 f7                	add    %dh,%bh
   3:	d8 64 89 02          	fsubs  0x2(%rcx,%rcx,4)
   7:	48 c7 c0 ff ff ff ff 	mov    $0xffffffffffffffff,%rax
   e:	eb b9                	jmp    0xffffffffffffffc9
  10:	0f 1f 00             	nopl   (%rax)
  13:	f3 0f 1e fa          	endbr64
  17:	64 8b 04 25 18 00 00 	mov    %fs:0x18,%eax
  1e:	00 
  1f:	85 c0                	test   %eax,%eax
  21:	75 10                	jne    0x33
  23:	b8 2e 00 00 00       	mov    $0x2e,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax		<-- trapping instruction
  30:	77 51                	ja     0x83
  32:	c3                   	ret
  33:	48 83 ec 28          	sub    $0x28,%rsp
  37:	89 54 24 1c          	mov    %edx,0x1c(%rsp)
  3b:	48 89 74 24 10       	mov    %rsi,0x10(%rsp)

Code starting with the faulting instruction
===========================================
   0:	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax
   6:	77 51                	ja     0x59
   8:	c3                   	ret
   9:	48 83 ec 28          	sub    $0x28,%rsp
   d:	89 54 24 1c          	mov    %edx,0x1c(%rsp)
  11:	48 89 74 24 10       	mov    %rsi,0x10(%rsp)
[   32.841826][  T437] RSP: 002b:00007fff3b0987a8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   32.842322][  T437] RAX: ffffffffffffffda RBX: 00007fff3b098ed0 RCX: 00007fe27b0211e7
[   32.842781][  T437] RDX: 0000000000000000 RSI: 00007fff3b098810 RDI: 0000000000000005
[   32.843249][  T437] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000000
[   32.843706][  T437] R10: 0000000008a35910 R11: 0000000000000246 R12: 0000000000000004
[   32.844183][  T437] R13: 00000000686e67b8 R14: 0000000000499600 R15: 0000000000000000
| [   33.350647][  T441] ------------[ cut here ]------------
| [ 33.351760][ T441] WARNING: CPU: 0 PID: 441 at ./include/net/netdev_lock.h:17 netif_set_mtu_ext (./include/net/netdev_lock.h:17 ./include/net/netdev_lock.h:15 ./include/net/netdev_lock.h:25 net/core/dev.c:9610) 
| [   33.352383][  T441] Modules linked in: macvlan 8021q vxlan ip6_udp_tunnel udp_tunnel bridge stp llc vrf veth
| [   33.353695][  T441] Tainted: [W]=WARN
[   33.353946][  T441] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 33.354352][ T441] RIP: 0010:netif_set_mtu_ext (./include/net/netdev_lock.h:17 ./include/net/netdev_lock.h:15 ./include/net/netdev_lock.h:25 net/core/dev.c:9610) 
[ 33.354681][ T441] Code: 00 00 8b 05 b7 bb 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 fa 61 7b 00 85 c0 0f 85 39 fe ff ff 90 <0f> 0b 90 e9 30 fe ff ff 48 b8 00 00 00 00 00 fc ff df 4c 89 fa 48
All code
========
   0:	00 00                	add    %al,(%rax)
   2:	8b 05 b7 bb 3a 02    	mov    0x23abbb7(%rip),%eax        # 0x23abbbf
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb a0 0c 00 00 	lea    0xca0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 fa 61 7b 00       	call   0x7b621b
  21:	85 c0                	test   %eax,%eax
  23:	0f 85 39 fe ff ff    	jne    0xfffffffffffffe62
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	e9 30 fe ff ff       	jmp    0xfffffffffffffe62
  32:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
  39:	fc ff df 
  3c:	4c 89 fa             	mov    %r15,%rdx
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	e9 30 fe ff ff       	jmp    0xfffffffffffffe38
   8:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
   f:	fc ff df 
  12:	4c 89 fa             	mov    %r15,%rdx
  15:	48                   	rex.W
[   33.355857][  T441] RSP: 0018:ffffc90000526ef0 EFLAGS: 00010246
[   33.356279][  T441] RAX: 0000000000000000 RBX: ffff88800b47a000 RCX: 0000000000000001
[   33.356764][  T441] RDX: 0000000000000000 RSI: ffffffff9e29b939 RDI: ffffffff9da555e0
[   33.357249][  T441] RBP: ffffc90000526fe0 R08: 0000000000000000 R09: 0000000000000000
[   33.357726][  T441] R10: ffffc90000527010 R11: ffffffff9f0a8918 R12: 1ffff920000a4de2
[   33.358224][  T441] R13: 00000000000005dc R14: ffffc90000527010 R15: ffff88800b47af08
[   33.358718][  T441] FS:  00007fb66e0ef800(0000) GS:ffff888095eb7000(0000) knlGS:0000000000000000
[   33.359321][  T441] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   33.359727][  T441] CR2: 00000000004e5de8 CR3: 0000000012033006 CR4: 0000000000772ef0
[   33.360236][  T441] PKRU: 55555554
[   33.360485][  T441] Call Trace:
[   33.360739][  T441]  <TASK>
[ 33.360916][ T441] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 33.361239][ T441] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 33.361569][ T441] ? mark_held_locks (kernel/locking/lockdep.c:4328) 
[ 33.361898][ T441] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:151 kernel/locking/spinlock.c:194) 
[ 33.362298][ T441] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4475) 
[ 33.362624][ T441] netif_set_mtu (net/core/dev.c:9652) 
[ 33.362983][ T441] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 33.363317][ T441] ? br_get_link_af_size_filtered (net/bridge/br_netlink.c:116) bridge 
[ 33.363771][ T441] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 33.364025][ T441] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 33.364470][ T441] br_add_if (net/bridge/br_if.c:697) bridge 
[ 33.364840][ T441] do_set_master (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:41 net/core/rtnetlink.c:2949) 
[ 33.365176][ T441] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 33.365508][ T441] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 33.365923][ T441] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 33.366245][ T441] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 33.366564][ T441] ? __kernel_text_address (kernel/extable.c:79) 
[ 33.366909][ T441] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 33.367271][ T441] ? __mutex_trylock_common (./arch/x86/include/asm/atomic64_64.h:101 ./include/linux/atomic/atomic-arch-fallback.h:4296 ./include/linux/atomic/atomic-long.h:1482 ./include/linux/atomic/atomic-instrumented.h:4458 kernel/locking/mutex.c:113) 
[ 33.367597][ T441] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 33.368011][ T441] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 33.368343][ T441] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 33.368664][ T441] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 33.368992][ T441] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 33.369319][ T441] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 33.369644][ T441] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 33.369971][ T441] ? __create_object (mm/kmemleak.c:771) 
[ 33.370301][ T441] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 33.370623][ T441] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 33.370990][ T441] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 33.371395][ T441] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 33.371724][ T441] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 33.372061][ T441] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 33.372382][ T441] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 33.372719][ T441] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 33.373058][ T441] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 33.373378][ T441] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 33.373701][ T441] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 33.374035][ T441] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 33.374361][ T441] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 33.374689][ T441] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 33.375059][ T441] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 33.375385][ T441] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 33.375712][ T441] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 33.376057][ T441] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 33.376379][ T441] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 ./include/net/netns/generic.h:48 net/netlink/af_netlink.c:333) 
[ 33.376702][ T441] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[ 33.377040][ T441] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 33.377364][ T441] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 33.377695][ T441] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 33.378029][ T441] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 33.378354][ T441] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 33.378683][ T441] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 33.379055][ T441] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 33.379378][ T441] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 33.379792][ T441] ___sys_sendmsg (net/socket.c:2670) 
[ 33.380121][ T441] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 33.380445][ T441] ? __call_rcu_common.constprop.0 (./arch/x86/include/asm/irqflags.h:26 ./arch/x86/include/asm/irqflags.h:109 ./arch/x86/include/asm/irqflags.h:127 kernel/rcu/tree.c:3096) 
[ 33.380869][ T441] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 33.381202][ T441] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 33.381526][ T441] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 33.381853][ T441] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 33.382187][ T441] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 33.382509][ T441] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 33.382840][ T441] __sys_sendmsg (net/socket.c:2700) 
[ 33.383198][ T441] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 33.383601][ T441] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 33.383942][ T441] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 33.384270][ T441] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 33.384592][ T441] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   33.385000][  T441] RIP: 0033:0x7fb66e2bc1e7
[ 33.385339][ T441] Code: 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b9 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 2e 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 89 54 24 1c 48 89 74 24 10
All code
========
   0:	0e                   	(bad)
   1:	00 f7                	add    %dh,%bh
   3:	d8 64 89 02          	fsubs  0x2(%rcx,%rcx,4)
   7:	48 c7 c0 ff ff ff ff 	mov    $0xffffffffffffffff,%rax
   e:	eb b9                	jmp    0xffffffffffffffc9
  10:	0f 1f 00             	nopl   (%rax)
  13:	f3 0f 1e fa          	endbr64
  17:	64 8b 04 25 18 00 00 	mov    %fs:0x18,%eax
  1e:	00 
  1f:	85 c0                	test   %eax,%eax
  21:	75 10                	jne    0x33
  23:	b8 2e 00 00 00       	mov    $0x2e,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax		<-- trapping instruction
  30:	77 51                	ja     0x83
  32:	c3                   	ret
  33:	48 83 ec 28          	sub    $0x28,%rsp
  37:	89 54 24 1c          	mov    %edx,0x1c(%rsp)
  3b:	48 89 74 24 10       	mov    %rsi,0x10(%rsp)

Code starting with the faulting instruction
===========================================
   0:	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax
   6:	77 51                	ja     0x59
   8:	c3                   	ret
   9:	48 83 ec 28          	sub    $0x28,%rsp
   d:	89 54 24 1c          	mov    %edx,0x1c(%rsp)
  11:	48 89 74 24 10       	mov    %rsi,0x10(%rsp)
[   33.386501][  T441] RSP: 002b:00007fff6bd58f08 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   33.387030][  T441] RAX: ffffffffffffffda RBX: 00007fff6bd59630 RCX: 00007fb66e2bc1e7
[   33.387522][  T441] RDX: 0000000000000000 RSI: 00007fff6bd58f70 RDI: 0000000000000005
[   33.388011][  T441] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000000
[   33.388490][  T441] R10: 00000000099de910 R11: 0000000000000246 R12: 0000000000000004
[   33.388978][  T441] R13: 00000000686e67b9 R14: 0000000000499600 R15: 0000000000000000
| [   33.910147][  T445] ------------[ cut here ]------------
| [ 33.910512][ T445] WARNING: CPU: 2 PID: 445 at ./include/net/netdev_lock.h:17 netif_set_mtu_ext (./include/net/netdev_lock.h:17 ./include/net/netdev_lock.h:15 ./include/net/netdev_lock.h:25 net/core/dev.c:9610) 
| [   33.911202][  T445] Modules linked in: macvlan 8021q vxlan ip6_udp_tunnel udp_tunnel bridge stp llc vrf veth
| [   33.912600][  T445] Tainted: [W]=WARN
[   33.912858][  T445] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 33.913284][ T445] RIP: 0010:netif_set_mtu_ext (./include/net/netdev_lock.h:17 ./include/net/netdev_lock.h:15 ./include/net/netdev_lock.h:25 net/core/dev.c:9610) 
[ 33.913642][ T445] Code: 00 00 8b 05 b7 bb 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 fa 61 7b 00 85 c0 0f 85 39 fe ff ff 90 <0f> 0b 90 e9 30 fe ff ff 48 b8 00 00 00 00 00 fc ff df 4c 89 fa 48
All code
========
   0:	00 00                	add    %al,(%rax)
   2:	8b 05 b7 bb 3a 02    	mov    0x23abbb7(%rip),%eax        # 0x23abbbf
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb a0 0c 00 00 	lea    0xca0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 fa 61 7b 00       	call   0x7b621b
  21:	85 c0                	test   %eax,%eax
  23:	0f 85 39 fe ff ff    	jne    0xfffffffffffffe62
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	e9 30 fe ff ff       	jmp    0xfffffffffffffe62
  32:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
  39:	fc ff df 
  3c:	4c 89 fa             	mov    %r15,%rdx
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	e9 30 fe ff ff       	jmp    0xfffffffffffffe38
   8:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
   f:	fc ff df 
  12:	4c 89 fa             	mov    %r15,%rdx
  15:	48                   	rex.W
[   33.914815][  T445] RSP: 0018:ffffc90000b76ef0 EFLAGS: 00010246
[   33.915259][  T445] RAX: 0000000000000000 RBX: ffff88800b47a000 RCX: 0000000000000001
[   33.915765][  T445] RDX: 0000000000000000 RSI: ffffffff9e29b939 RDI: ffffffff9da555e0
[   33.916265][  T445] RBP: ffffc90000b76fe0 R08: 0000000000000000 R09: 0000000000000000
[   33.916781][  T445] R10: ffffc90000b77010 R11: ffffffff9f0a8918 R12: 1ffff9200016ede2
[   33.917282][  T445] R13: 00000000000005dc R14: ffffc90000b77010 R15: ffff88800b47af08
[   33.917785][  T445] FS:  00007fdc00b69800(0000) GS:ffff888095fb7000(0000) knlGS:0000000000000000
[   33.918516][  T445] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   33.918958][  T445] CR2: 00000000004e6890 CR3: 000000000f30f003 CR4: 0000000000772ef0
[   33.919467][  T445] PKRU: 55555554
[   33.919726][  T445] Call Trace:
[   33.919992][  T445]  <TASK>
[ 33.920171][ T445] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 33.920531][ T445] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 33.920888][ T445] ? mark_held_locks (kernel/locking/lockdep.c:4328) 
[ 33.921236][ T445] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:151 kernel/locking/spinlock.c:194) 
[ 33.921675][ T445] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4475) 
[ 33.922027][ T445] netif_set_mtu (net/core/dev.c:9652) 
[ 33.922362][ T445] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 33.922720][ T445] ? br_get_link_af_size_filtered (net/bridge/br_netlink.c:116) bridge 
[ 33.923197][ T445] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 33.923475][ T445] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 33.923955][ T445] br_add_if (net/bridge/br_if.c:697) bridge 
[ 33.924340][ T445] do_set_master (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:41 net/core/rtnetlink.c:2949) 
[ 33.924703][ T445] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 33.925063][ T445] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 33.925497][ T445] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 33.925834][ T445] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 33.926183][ T445] ? __kernel_text_address (kernel/extable.c:79) 
[ 33.926546][ T445] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 33.926914][ T445] ? __mutex_trylock_common (./arch/x86/include/asm/atomic64_64.h:101 ./include/linux/atomic/atomic-arch-fallback.h:4296 ./include/linux/atomic/atomic-long.h:1482 ./include/linux/atomic/atomic-instrumented.h:4458 kernel/locking/mutex.c:113) 
[ 33.927260][ T445] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 33.927709][ T445] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 33.928065][ T445] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 33.928404][ T445] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 33.928763][ T445] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 33.929115][ T445] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 33.929470][ T445] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 33.929805][ T445] ? __create_object (mm/kmemleak.c:771) 
[ 33.930157][ T445] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 33.930511][ T445] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 33.930862][ T445] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 33.931301][ T445] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 33.931686][ T445] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 33.932048][ T445] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 33.932386][ T445] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 33.932741][ T445] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 33.933090][ T445] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 33.933423][ T445] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 33.933775][ T445] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 33.934121][ T445] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 33.934481][ T445] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 33.934825][ T445] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 33.935190][ T445] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 33.935619][ T445] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 33.935993][ T445] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 33.936341][ T445] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 33.936686][ T445] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 ./include/net/netns/generic.h:48 net/netlink/af_netlink.c:333) 
[ 33.937038][ T445] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[ 33.937375][ T445] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 33.937729][ T445] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 33.938080][ T445] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 33.938422][ T445] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 33.938755][ T445] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 33.939128][ T445] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 33.939472][ T445] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 33.939809][ T445] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 33.940225][ T445] ___sys_sendmsg (net/socket.c:2670) 
[ 33.940547][ T445] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 33.940878][ T445] ? __call_rcu_common.constprop.0 (./arch/x86/include/asm/irqflags.h:26 ./arch/x86/include/asm/irqflags.h:109 ./arch/x86/include/asm/irqflags.h:127 kernel/rcu/tree.c:3096) 
[ 33.941288][ T445] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 33.941609][ T445] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 33.941941][ T445] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 33.942271][ T445] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 33.942593][ T445] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 33.942933][ T445] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 33.943265][ T445] __sys_sendmsg (net/socket.c:2700) 
[ 33.943582][ T445] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 33.943994][ T445] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 33.944344][ T445] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 33.944682][ T445] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 33.945028][ T445] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   33.945444][  T445] RIP: 0033:0x7fdc00d361e7
[ 33.945790][ T445] Code: 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b9 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 2e 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 89 54 24 1c 48 89 74 24 10
All code
========
   0:	0e                   	(bad)
   1:	00 f7                	add    %dh,%bh
   3:	d8 64 89 02          	fsubs  0x2(%rcx,%rcx,4)
   7:	48 c7 c0 ff ff ff ff 	mov    $0xffffffffffffffff,%rax
   e:	eb b9                	jmp    0xffffffffffffffc9
  10:	0f 1f 00             	nopl   (%rax)
  13:	f3 0f 1e fa          	endbr64
  17:	64 8b 04 25 18 00 00 	mov    %fs:0x18,%eax
  1e:	00 
  1f:	85 c0                	test   %eax,%eax
  21:	75 10                	jne    0x33
  23:	b8 2e 00 00 00       	mov    $0x2e,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax		<-- trapping instruction
  30:	77 51                	ja     0x83
  32:	c3                   	ret
  33:	48 83 ec 28          	sub    $0x28,%rsp
  37:	89 54 24 1c          	mov    %edx,0x1c(%rsp)
  3b:	48 89 74 24 10       	mov    %rsi,0x10(%rsp)

Code starting with the faulting instruction
===========================================
   0:	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax
   6:	77 51                	ja     0x59
   8:	c3                   	ret
   9:	48 83 ec 28          	sub    $0x28,%rsp
   d:	89 54 24 1c          	mov    %edx,0x1c(%rsp)
  11:	48 89 74 24 10       	mov    %rsi,0x10(%rsp)
[   33.946990][  T445] RSP: 002b:00007fff84f13bd8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   33.947493][  T445] RAX: ffffffffffffffda RBX: 00007fff84f14300 RCX: 00007fdc00d361e7
[   33.947976][  T445] RDX: 0000000000000000 RSI: 00007fff84f13c40 RDI: 0000000000000005
[   33.948448][  T445] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000000
[   33.948929][  T445] R10: 0000000032e2f910 R11: 0000000000000246 R12: 0000000000000004
[   33.949406][  T445] R13: 00000000686e67b9 R14: 0000000000499600 R15: 0000000000000000
| [   34.188392][  T447] ------------[ cut here ]------------
| [ 34.188708][ T447] WARNING: CPU: 0 PID: 447 at ./include/net/netdev_lock.h:17 netif_set_mtu_ext (./include/net/netdev_lock.h:17 ./include/net/netdev_lock.h:15 ./include/net/netdev_lock.h:25 net/core/dev.c:9610) 
| [   34.189332][  T447] Modules linked in: macvlan 8021q vxlan ip6_udp_tunnel udp_tunnel bridge stp llc vrf veth
| [   34.191374][  T447] Tainted: [W]=WARN
[   34.191604][  T447] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 34.191991][ T447] RIP: 0010:netif_set_mtu_ext (./include/net/netdev_lock.h:17 ./include/net/netdev_lock.h:15 ./include/net/netdev_lock.h:25 net/core/dev.c:9610) 
[ 34.192305][ T447] Code: 00 00 8b 05 b7 bb 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 fa 61 7b 00 85 c0 0f 85 39 fe ff ff 90 <0f> 0b 90 e9 30 fe ff ff 48 b8 00 00 00 00 00 fc ff df 4c 89 fa 48
All code
========
   0:	00 00                	add    %al,(%rax)
   2:	8b 05 b7 bb 3a 02    	mov    0x23abbb7(%rip),%eax        # 0x23abbbf
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb a0 0c 00 00 	lea    0xca0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 fa 61 7b 00       	call   0x7b621b
  21:	85 c0                	test   %eax,%eax
  23:	0f 85 39 fe ff ff    	jne    0xfffffffffffffe62
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	e9 30 fe ff ff       	jmp    0xfffffffffffffe62
  32:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
  39:	fc ff df 
  3c:	4c 89 fa             	mov    %r15,%rdx
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	e9 30 fe ff ff       	jmp    0xfffffffffffffe38
   8:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
   f:	fc ff df 
  12:	4c 89 fa             	mov    %r15,%rdx
  15:	48                   	rex.W
[   34.193396][  T447] RSP: 0018:ffffc90000b86ef0 EFLAGS: 00010246
[   34.193779][  T447] RAX: 0000000000000000 RBX: ffff88800b47a000 RCX: 0000000000000001
[   34.194239][  T447] RDX: 0000000000000000 RSI: ffffffff9e29b939 RDI: ffffffff9da555e0
[   34.194703][  T447] RBP: ffffc90000b86fe0 R08: 0000000000000000 R09: 0000000000000000
[   34.195165][  T447] R10: ffffc90000b87010 R11: ffffffff9e779160 R12: 1ffff92000170de2
[   34.195621][  T447] R13: 00000000000005dc R14: ffffc90000b87010 R15: ffff88800b47af08
[   34.196087][  T447] FS:  00007f08a8d98800(0000) GS:ffff888095eb7000(0000) knlGS:0000000000000000
[   34.196625][  T447] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   34.197026][  T447] CR2: 00000000004e6890 CR3: 000000000f30c001 CR4: 0000000000772ef0
[   34.197484][  T447] PKRU: 55555554
[   34.197712][  T447] Call Trace:
[   34.197949][  T447]  <TASK>
[ 34.198107][ T447] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 34.198414][ T447] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 34.198729][ T447] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 34.199056][ T447] netif_set_mtu (net/core/dev.c:9652) 
[ 34.199364][ T447] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 34.199686][ T447] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 34.199942][ T447] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 34.200376][ T447] br_add_if (net/bridge/br_if.c:697) bridge 
[ 34.200742][ T447] do_set_master (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:41 net/core/rtnetlink.c:2949) 
[ 34.201072][ T447] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 34.201388][ T447] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 34.201774][ T447] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 34.202091][ T447] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 34.202396][ T447] ? __kernel_text_address (kernel/extable.c:79) 
[ 34.202704][ T447] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 34.203027][ T447] ? __mutex_trylock_common (./arch/x86/include/asm/atomic64_64.h:101 ./include/linux/atomic/atomic-arch-fallback.h:4296 ./include/linux/atomic/atomic-long.h:1482 ./include/linux/atomic/atomic-instrumented.h:4458 kernel/locking/mutex.c:113) 
[ 34.203334][ T447] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 34.203720][ T447] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 34.204038][ T447] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 34.204343][ T447] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 34.204645][ T447] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 34.204960][ T447] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 34.205265][ T447] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 34.205564][ T447] ? __create_object (mm/kmemleak.c:771) 
[ 34.205870][ T447] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 34.206188][ T447] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 34.206500][ T447] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 34.206877][ T447] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 34.207198][ T447] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 34.207509][ T447] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 34.207809][ T447] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 34.208125][ T447] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 34.208432][ T447] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 34.208731][ T447] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 34.209046][ T447] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 34.209350][ T447] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 34.209655][ T447] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 34.209970][ T447] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 34.210276][ T447] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 34.210580][ T447] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 34.210923][ T447] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 34.211238][ T447] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 34.211538][ T447] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 ./include/net/netns/generic.h:48 net/netlink/af_netlink.c:333) 
[ 34.211845][ T447] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[ 34.212164][ T447] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 34.212468][ T447] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 34.212776][ T447] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 34.213102][ T447] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 34.213411][ T447] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 34.213722][ T447] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 34.214041][ T447] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 34.214344][ T447] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 34.214732][ T447] ___sys_sendmsg (net/socket.c:2670) 
[ 34.215044][ T447] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 34.215353][ T447] ? __call_rcu_common.constprop.0 (./arch/x86/include/asm/irqflags.h:26 ./arch/x86/include/asm/irqflags.h:109 ./arch/x86/include/asm/irqflags.h:127 kernel/rcu/tree.c:3096) 
[ 34.215732][ T447] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 34.216050][ T447] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 34.216358][ T447] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 34.216672][ T447] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 34.216988][ T447] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 34.217290][ T447] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 34.217624][ T447] __sys_sendmsg (net/socket.c:2700) 
[ 34.217949][ T447] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 34.218348][ T447] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 34.218675][ T447] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 34.219047][ T447] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 34.219374][ T447] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   34.219772][  T447] RIP: 0033:0x7f08a8f651e7
[ 34.220118][ T447] Code: 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b9 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 2e 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 89 54 24 1c 48 89 74 24 10
All code
========
   0:	0e                   	(bad)
   1:	00 f7                	add    %dh,%bh
   3:	d8 64 89 02          	fsubs  0x2(%rcx,%rcx,4)
   7:	48 c7 c0 ff ff ff ff 	mov    $0xffffffffffffffff,%rax
   e:	eb b9                	jmp    0xffffffffffffffc9
  10:	0f 1f 00             	nopl   (%rax)
  13:	f3 0f 1e fa          	endbr64
  17:	64 8b 04 25 18 00 00 	mov    %fs:0x18,%eax
  1e:	00 
  1f:	85 c0                	test   %eax,%eax
  21:	75 10                	jne    0x33
  23:	b8 2e 00 00 00       	mov    $0x2e,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax		<-- trapping instruction
  30:	77 51                	ja     0x83
  32:	c3                   	ret
  33:	48 83 ec 28          	sub    $0x28,%rsp
  37:	89 54 24 1c          	mov    %edx,0x1c(%rsp)
  3b:	48 89 74 24 10       	mov    %rsi,0x10(%rsp)

Code starting with the faulting instruction
===========================================
   0:	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax
   6:	77 51                	ja     0x59
   8:	c3                   	ret
   9:	48 83 ec 28          	sub    $0x28,%rsp
   d:	89 54 24 1c          	mov    %edx,0x1c(%rsp)
  11:	48 89 74 24 10       	mov    %rsi,0x10(%rsp)
[   34.221320][  T447] RSP: 002b:00007ffd498771b8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   34.221803][  T447] RAX: ffffffffffffffda RBX: 00007ffd498778e0 RCX: 00007f08a8f651e7
[   34.222303][  T447] RDX: 0000000000000000 RSI: 00007ffd49877220 RDI: 0000000000000005
[   34.222782][  T447] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000000
[   34.223270][  T447] R10: 000000002c87f910 R11: 0000000000000246 R12: 0000000000000004
[   34.223751][  T447] R13: 00000000686e67b9 R14: 0000000000499600 R15: 0000000000000000
| [   34.600781][  T450] ------------[ cut here ]------------
| [ 34.601132][ T450] WARNING: CPU: 0 PID: 450 at ./include/net/netdev_lock.h:17 netif_set_mtu_ext (./include/net/netdev_lock.h:17 ./include/net/netdev_lock.h:15 ./include/net/netdev_lock.h:25 net/core/dev.c:9610) 
| [   34.601743][  T450] Modules linked in: macvlan 8021q vxlan ip6_udp_tunnel udp_tunnel bridge stp llc vrf veth
| [   34.603050][  T450] Tainted: [W]=WARN
[   34.603288][  T450] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 34.603678][ T450] RIP: 0010:netif_set_mtu_ext (./include/net/netdev_lock.h:17 ./include/net/netdev_lock.h:15 ./include/net/netdev_lock.h:25 net/core/dev.c:9610) 
[ 34.604011][ T450] Code: 00 00 8b 05 b7 bb 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 fa 61 7b 00 85 c0 0f 85 39 fe ff ff 90 <0f> 0b 90 e9 30 fe ff ff 48 b8 00 00 00 00 00 fc ff df 4c 89 fa 48
All code
========
   0:	00 00                	add    %al,(%rax)
   2:	8b 05 b7 bb 3a 02    	mov    0x23abbb7(%rip),%eax        # 0x23abbbf
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb a0 0c 00 00 	lea    0xca0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 fa 61 7b 00       	call   0x7b621b
  21:	85 c0                	test   %eax,%eax
  23:	0f 85 39 fe ff ff    	jne    0xfffffffffffffe62
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	e9 30 fe ff ff       	jmp    0xfffffffffffffe62
  32:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
  39:	fc ff df 
  3c:	4c 89 fa             	mov    %r15,%rdx
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	e9 30 fe ff ff       	jmp    0xfffffffffffffe38
   8:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
   f:	fc ff df 
  12:	4c 89 fa             	mov    %r15,%rdx
  15:	48                   	rex.W
[   34.605122][  T450] RSP: 0018:ffffc90000b96ef0 EFLAGS: 00010246
[   34.605523][  T450] RAX: 0000000000000000 RBX: ffff88800b47a000 RCX: 0000000000000001
[   34.606001][  T450] RDX: 0000000000000000 RSI: ffffffff9e29b939 RDI: ffffffff9da555e0
[   34.606470][  T450] RBP: ffffc90000b96fe0 R08: 0000000000000000 R09: 0000000000000000
[   34.606957][  T450] R10: ffffc90000b97010 R11: ffffffff9e779160 R12: 1ffff92000172de2
[   34.607427][  T450] R13: 00000000000005dc R14: ffffc90000b97010 R15: ffff88800b47af08
[   34.607886][  T450] FS:  00007fdb7590d800(0000) GS:ffff888095eb7000(0000) knlGS:0000000000000000
[   34.608428][  T450] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   34.608834][  T450] CR2: 00000000004e6890 CR3: 000000000f1ef003 CR4: 0000000000772ef0
[   34.609306][  T450] PKRU: 55555554
[   34.609540][  T450] Call Trace:
[   34.609769][  T450]  <TASK>
[ 34.609955][ T450] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 34.610264][ T450] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 34.610588][ T450] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 34.610930][ T450] netif_set_mtu (net/core/dev.c:9652) 
[ 34.611248][ T450] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 34.611585][ T450] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 34.611818][ T450] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 34.612299][ T450] br_add_if (net/bridge/br_if.c:697) bridge 
[ 34.612657][ T450] do_set_master (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:41 net/core/rtnetlink.c:2949) 
[ 34.612980][ T450] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 34.613302][ T450] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 34.613699][ T450] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 34.614030][ T450] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 34.614354][ T450] ? __kernel_text_address (kernel/extable.c:79) 
[ 34.614677][ T450] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 34.615009][ T450] ? __mutex_trylock_common (./arch/x86/include/asm/atomic64_64.h:101 ./include/linux/atomic/atomic-arch-fallback.h:4296 ./include/linux/atomic/atomic-long.h:1482 ./include/linux/atomic/atomic-instrumented.h:4458 kernel/locking/mutex.c:113) 
[ 34.615331][ T450] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 34.615749][ T450] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 34.616084][ T450] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 34.616398][ T450] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 34.616716][ T450] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 34.617047][ T450] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 34.617366][ T450] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 34.617685][ T450] ? __create_object (mm/kmemleak.c:771) 
[ 34.618016][ T450] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 34.618343][ T450] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 34.618657][ T450] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 34.619053][ T450] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 34.619370][ T450] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 34.619684][ T450] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 34.620003][ T450] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 34.620318][ T450] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 34.620643][ T450] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 34.620995][ T450] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 34.621306][ T450] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 34.621609][ T450] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 34.621943][ T450] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 34.622270][ T450] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 34.622595][ T450] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 34.622919][ T450] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 34.623227][ T450] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 34.623556][ T450] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 34.623858][ T450] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 ./include/net/netns/generic.h:48 net/netlink/af_netlink.c:333) 
[ 34.624182][ T450] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[ 34.624496][ T450] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 34.624800][ T450] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 34.625125][ T450] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 34.625435][ T450] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 34.625746][ T450] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 34.626071][ T450] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 34.626383][ T450] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 34.626686][ T450] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 34.627088][ T450] ___sys_sendmsg (net/socket.c:2670) 
[ 34.627398][ T450] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 34.627702][ T450] ? __call_rcu_common.constprop.0 (./arch/x86/include/asm/irqflags.h:26 ./arch/x86/include/asm/irqflags.h:109 ./arch/x86/include/asm/irqflags.h:127 kernel/rcu/tree.c:3096) 
[ 34.628101][ T450] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 34.628411][ T450] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 34.628720][ T450] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 34.629045][ T450] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 34.629355][ T450] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 34.629659][ T450] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 34.629980][ T450] __sys_sendmsg (net/socket.c:2700) 
[ 34.630287][ T450] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 34.630667][ T450] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 34.631015][ T450] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 34.631327][ T450] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 34.631639][ T450] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   34.632049][  T450] RIP: 0033:0x7fdb75ada1e7
[ 34.632371][ T450] Code: 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b9 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 2e 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 89 54 24 1c 48 89 74 24 10
All code
========
   0:	0e                   	(bad)
   1:	00 f7                	add    %dh,%bh
   3:	d8 64 89 02          	fsubs  0x2(%rcx,%rcx,4)
   7:	48 c7 c0 ff ff ff ff 	mov    $0xffffffffffffffff,%rax
   e:	eb b9                	jmp    0xffffffffffffffc9
  10:	0f 1f 00             	nopl   (%rax)
  13:	f3 0f 1e fa          	endbr64
  17:	64 8b 04 25 18 00 00 	mov    %fs:0x18,%eax
  1e:	00 
  1f:	85 c0                	test   %eax,%eax
  21:	75 10                	jne    0x33
  23:	b8 2e 00 00 00       	mov    $0x2e,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax		<-- trapping instruction
  30:	77 51                	ja     0x83
  32:	c3                   	ret
  33:	48 83 ec 28          	sub    $0x28,%rsp
  37:	89 54 24 1c          	mov    %edx,0x1c(%rsp)
  3b:	48 89 74 24 10       	mov    %rsi,0x10(%rsp)

Code starting with the faulting instruction
===========================================
   0:	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax
   6:	77 51                	ja     0x59
   8:	c3                   	ret
   9:	48 83 ec 28          	sub    $0x28,%rsp
   d:	89 54 24 1c          	mov    %edx,0x1c(%rsp)
  11:	48 89 74 24 10       	mov    %rsi,0x10(%rsp)
[   34.633473][  T450] RSP: 002b:00007ffdee257e98 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   34.633943][  T450] RAX: ffffffffffffffda RBX: 00007ffdee2585c0 RCX: 00007fdb75ada1e7
[   34.634422][  T450] RDX: 0000000000000000 RSI: 00007ffdee257f00 RDI: 0000000000000005
[   34.634911][  T450] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000000
[   34.635390][  T450] R10: 000000000e080910 R11: 0000000000000246 R12: 0000000000000004
[   34.635876][  T450] R13: 00000000686e67ba R14: 0000000000499600 R15: 0000000000000000
| [   61.176509][  T656] ------------[ cut here ]------------
| [ 61.176828][ T656] WARNING: CPU: 0 PID: 656 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) 
| [   61.178471][  T656] Modules linked in: macvlan 8021q vxlan ip6_udp_tunnel udp_tunnel bridge stp llc vrf veth
| [   61.179747][  T656] Tainted: [W]=WARN
[   61.179990][  T656] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 61.180377][ T656] 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) 
[ 61.180689][ T656] Code: 00 00 8b 05 b7 bb 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 fa 61 7b 00 85 c0 0f 85 39 fe ff ff 90 <0f> 0b 90 e9 30 fe ff ff 48 b8 00 00 00 00 00 fc ff df 4c 89 fa 48
All code
========
   0:	00 00                	add    %al,(%rax)
   2:	8b 05 b7 bb 3a 02    	mov    0x23abbb7(%rip),%eax        # 0x23abbbf
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb a0 0c 00 00 	lea    0xca0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 fa 61 7b 00       	call   0x7b621b
  21:	85 c0                	test   %eax,%eax
  23:	0f 85 39 fe ff ff    	jne    0xfffffffffffffe62
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	e9 30 fe ff ff       	jmp    0xfffffffffffffe62
  32:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
  39:	fc ff df 
  3c:	4c 89 fa             	mov    %r15,%rdx
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	e9 30 fe ff ff       	jmp    0xfffffffffffffe38
   8:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
   f:	fc ff df 
  12:	4c 89 fa             	mov    %r15,%rdx
  15:	48                   	rex.W
[   61.181856][  T656] RSP: 0018:ffffc90001346f70 EFLAGS: 00010246
[   61.182261][  T656] RAX: 0000000000000000 RBX: ffff888004eda000 RCX: 0000000000000001
[   61.182727][  T656] RDX: 0000000000000000 RSI: ffffffff9e29b939 RDI: ffffffff9da555e0
[   61.183217][  T656] RBP: ffffc90001347058 R08: 0000000000000000 R09: 0000000000000000
[   61.183697][  T656] R10: ffffc90001347088 R11: ffffffff9a600130 R12: 1ffff92000268df2
[   61.184165][  T656] R13: 00000000000005dc R14: ffffc90001347088 R15: ffff888004edaf08
[   61.184628][  T656] FS:  00007fea86025800(0000) GS:ffff888095eb7000(0000) knlGS:0000000000000000
[   61.185179][  T656] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   61.185567][  T656] CR2: 00000000004e5ab0 CR3: 000000000a84a004 CR4: 0000000000772ef0
[   61.186037][  T656] PKRU: 55555554
[   61.186267][  T656] Call Trace:
[   61.186497][  T656]  <TASK>
[ 61.186651][ T656] ? __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) 
[ 61.187043][ T656] ? br_del_if (net/bridge/br_if.c:742) bridge 
[ 61.187402][ T656] ? do_set_master (net/core/rtnetlink.c:2932) 
[ 61.187711][ T656] ? do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 61.188033][ T656] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 61.188342][ T656] ? netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[ 61.188650][ T656] ? netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 61.188967][ T656] ? ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 61.189273][ T656] ? ___sys_sendmsg (net/socket.c:2670) 
[ 61.189582][ T656] ? __sys_sendmsg (net/socket.c:2700) 
[ 61.189906][ T656] ? do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 61.190207][ T656] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[ 61.190583][ T656] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 61.190938][ T656] netif_set_mtu (net/core/dev.c:9652) 
[ 61.191247][ T656] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 61.191567][ T656] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 61.191798][ T656] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 61.192235][ T656] br_del_if (net/bridge/br_if.c:743) bridge 
[ 61.192575][ T656] ? rtnl_is_locked (net/core/rtnetlink.c:169) 
[ 61.192880][ T656] do_set_master (net/core/rtnetlink.c:2932) 
[ 61.193199][ T656] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 61.193508][ T656] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 61.193902][ T656] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 61.194208][ T656] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 61.194513][ T656] ? __kernel_text_address (kernel/extable.c:79) 
[ 61.194830][ T656] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 61.195148][ T656] ? __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) 
[ 61.195450][ T656] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 61.195829][ T656] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 61.196144][ T656] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 61.196444][ T656] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 61.196745][ T656] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 61.197067][ T656] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 61.197378][ T656] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 61.197677][ T656] ? __create_object (mm/kmemleak.c:771) 
[ 61.197991][ T656] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 61.198298][ T656] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 61.198600][ T656] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 61.198989][ T656] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 61.199312][ T656] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 61.199624][ T656] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 61.199938][ T656] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 61.200250][ T656] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 61.200553][ T656] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 61.200860][ T656] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 61.201179][ T656] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 61.201484][ T656] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 61.201795][ T656] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 61.202114][ T656] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 61.202422][ T656] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 61.202724][ T656] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 61.203042][ T656] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 61.203357][ T656] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 61.203659][ T656] ? 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) 
[ 61.203976][ T656] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[ 61.204285][ T656] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 61.204587][ T656] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 61.204905][ T656] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 61.205214][ T656] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 61.205517][ T656] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 61.205830][ T656] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 61.206146][ T656] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 61.206456][ T656] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 61.206844][ T656] ___sys_sendmsg (net/socket.c:2670) 
[ 61.207155][ T656] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 61.207458][ T656] ? __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) 
[ 61.207841][ T656] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 61.208157][ T656] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 61.208470][ T656] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 61.208797][ T656] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 61.209140][ T656] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 61.209497][ T656] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 61.209857][ T656] __sys_sendmsg (net/socket.c:2700) 
[ 61.210215][ T656] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 61.210640][ T656] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 61.211054][ T656] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 61.211390][ T656] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 61.211701][ T656] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   61.212093][  T656] RIP: 0033:0x7fea861f21e7
[ 61.212409][ T656] 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)
[   61.213515][  T656] RSP: 002b:00007ffede013ce8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   61.213987][  T656] RAX: ffffffffffffffda RBX: 00007ffede014410 RCX: 00007fea861f21e7
[   61.214446][  T656] RDX: 0000000000000000 RSI: 00007ffede013d50 RDI: 0000000000000005
[   61.214912][  T656] RBP: 0000000000000003 R08: 0000000000000003 R09: 0000000000000078
[   61.215378][  T656] R10: 00007fea860efee8 R11: 0000000000000246 R12: 0000000000000003
[   61.215833][  T656] R13: 00000000686e67d4 R14: 0000000000499600 R15: 0000000000000000
| [   61.582378][  T659] ------------[ cut here ]------------
| [ 61.582719][ T659] WARNING: CPU: 2 PID: 659 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) 
| [   61.584721][  T659] Modules linked in: macvlan 8021q vxlan ip6_udp_tunnel udp_tunnel bridge stp llc vrf veth
| [   61.586040][  T659] Tainted: [W]=WARN
[   61.586290][  T659] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 61.586681][ T659] 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) 
[ 61.587022][ T659] Code: 00 00 8b 05 b7 bb 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 fa 61 7b 00 85 c0 0f 85 39 fe ff ff 90 <0f> 0b 90 e9 30 fe ff ff 48 b8 00 00 00 00 00 fc ff df 4c 89 fa 48
All code
========
   0:	00 00                	add    %al,(%rax)
   2:	8b 05 b7 bb 3a 02    	mov    0x23abbb7(%rip),%eax        # 0x23abbbf
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb a0 0c 00 00 	lea    0xca0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 fa 61 7b 00       	call   0x7b621b
  21:	85 c0                	test   %eax,%eax
  23:	0f 85 39 fe ff ff    	jne    0xfffffffffffffe62
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	e9 30 fe ff ff       	jmp    0xfffffffffffffe62
  32:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
  39:	fc ff df 
  3c:	4c 89 fa             	mov    %r15,%rdx
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	e9 30 fe ff ff       	jmp    0xfffffffffffffe38
   8:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
   f:	fc ff df 
  12:	4c 89 fa             	mov    %r15,%rdx
  15:	48                   	rex.W
[   61.588135][  T659] RSP: 0018:ffffc90001366f70 EFLAGS: 00010246
[   61.588531][  T659] RAX: 0000000000000000 RBX: ffff888004eda000 RCX: 0000000000000001
[   61.589011][  T659] RDX: 0000000000000000 RSI: ffffffff9e29b939 RDI: ffffffff9da555e0
[   61.589477][  T659] RBP: ffffc90001367058 R08: 0000000000000000 R09: 0000000000000000
[   61.589952][  T659] R10: ffffc90001367088 R11: ffffffff9e779160 R12: 1ffff9200026cdf2
[   61.590422][  T659] R13: 00000000000005dc R14: ffffc90001367088 R15: ffff888004edaf08
[   61.590931][  T659] FS:  00007ff881782800(0000) GS:ffff888095fb7000(0000) knlGS:0000000000000000
[   61.591473][  T659] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   61.591868][  T659] CR2: 00000000004e5aa8 CR3: 0000000012004003 CR4: 0000000000772ef0
[   61.592359][  T659] PKRU: 55555554
[   61.592600][  T659] Call Trace:
[   61.592842][  T659]  <TASK>
[ 61.593016][ T659] ? __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) 
[ 61.593412][ T659] ? br_del_if (net/bridge/br_if.c:742) bridge 
[ 61.593779][ T659] ? do_set_master (net/core/rtnetlink.c:2932) 
[ 61.594110][ T659] ? do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 61.594425][ T659] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 61.594745][ T659] ? netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[ 61.595083][ T659] ? netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 61.595402][ T659] ? ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 61.595720][ T659] ? ___sys_sendmsg (net/socket.c:2670) 
[ 61.596051][ T659] ? __sys_sendmsg (net/socket.c:2700) 
[ 61.596366][ T659] ? do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 61.596680][ T659] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[ 61.597079][ T659] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 61.597411][ T659] netif_set_mtu (net/core/dev.c:9652) 
[ 61.597732][ T659] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 61.598076][ T659] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 61.598320][ T659] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 61.598753][ T659] br_del_if (net/bridge/br_if.c:743) bridge 
[ 61.599117][ T659] ? rtnl_is_locked (net/core/rtnetlink.c:169) 
[ 61.599435][ T659] do_set_master (net/core/rtnetlink.c:2932) 
[ 61.599755][ T659] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 61.600092][ T659] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 61.600488][ T659] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 61.600829][ T659] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 61.601155][ T659] ? __kernel_text_address (kernel/extable.c:79) 
[ 61.601476][ T659] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 61.601798][ T659] ? __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) 
[ 61.602131][ T659] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 61.602523][ T659] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 61.602841][ T659] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 61.603166][ T659] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 61.603482][ T659] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 61.603799][ T659] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 61.604137][ T659] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 61.604453][ T659] ? __create_object (mm/kmemleak.c:771) 
[ 61.604776][ T659] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 61.605123][ T659] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 61.605438][ T659] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 61.605826][ T659] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 61.606156][ T659] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 61.606480][ T659] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 61.606795][ T659] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 61.607130][ T659] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 61.607453][ T659] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 61.607769][ T659] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 61.608096][ T659] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 61.608411][ T659] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 61.608729][ T659] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 61.609062][ T659] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 61.609384][ T659] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 61.609712][ T659] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 61.610041][ T659] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 61.610371][ T659] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 61.610686][ T659] ? 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) 
[ 61.611030][ T659] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[ 61.611353][ T659] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 61.611670][ T659] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 61.612011][ T659] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 61.612332][ T659] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 61.612650][ T659] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 61.612987][ T659] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 61.613308][ T659] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 61.613621][ T659] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 61.614038][ T659] ___sys_sendmsg (net/socket.c:2670) 
[ 61.614357][ T659] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 61.614676][ T659] ? __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) 
[ 61.615084][ T659] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 61.615403][ T659] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 61.615721][ T659] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 61.616055][ T659] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 61.616370][ T659] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 61.616692][ T659] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 61.617027][ T659] __sys_sendmsg (net/socket.c:2700) 
[ 61.617350][ T659] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 61.617739][ T659] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 61.618081][ T659] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 61.618399][ T659] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 61.618718][ T659] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   61.619117][  T659] RIP: 0033:0x7ff88194f1e7
[ 61.619453][ T659] 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)
[   61.620559][  T659] RSP: 002b:00007ffc22af54d8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   61.621055][  T659] RAX: ffffffffffffffda RBX: 00007ffc22af5c00 RCX: 00007ff88194f1e7
[   61.621529][  T659] RDX: 0000000000000000 RSI: 00007ffc22af5540 RDI: 0000000000000005
[   61.622010][  T659] RBP: 0000000000000003 R08: 0000000000000003 R09: 0000000000000078
[   61.622476][  T659] R10: 00007ff88184cee8 R11: 0000000000000246 R12: 0000000000000003
[   61.622949][  T659] R13: 00000000686e67d5 R14: 0000000000499600 R15: 0000000000000000
| [   61.840176][  T661] ------------[ cut here ]------------
| [ 61.840499][ T661] WARNING: CPU: 3 PID: 661 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) 
| [   61.841129][  T661] Modules linked in: macvlan 8021q vxlan ip6_udp_tunnel udp_tunnel bridge stp llc vrf veth
| [   61.842385][  T661] Tainted: [W]=WARN
[   61.842617][  T661] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 61.843005][ T661] 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) 
[ 61.843336][ T661] Code: 00 00 8b 05 b7 bb 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 fa 61 7b 00 85 c0 0f 85 39 fe ff ff 90 <0f> 0b 90 e9 30 fe ff ff 48 b8 00 00 00 00 00 fc ff df 4c 89 fa 48
All code
========
   0:	00 00                	add    %al,(%rax)
   2:	8b 05 b7 bb 3a 02    	mov    0x23abbb7(%rip),%eax        # 0x23abbbf
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb a0 0c 00 00 	lea    0xca0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 fa 61 7b 00       	call   0x7b621b
  21:	85 c0                	test   %eax,%eax
  23:	0f 85 39 fe ff ff    	jne    0xfffffffffffffe62
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	e9 30 fe ff ff       	jmp    0xfffffffffffffe62
  32:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
  39:	fc ff df 
  3c:	4c 89 fa             	mov    %r15,%rdx
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	e9 30 fe ff ff       	jmp    0xfffffffffffffe38
   8:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
   f:	fc ff df 
  12:	4c 89 fa             	mov    %r15,%rdx
  15:	48                   	rex.W
[   61.844688][  T661] RSP: 0018:ffffc90001376f70 EFLAGS: 00010246
[   61.845083][  T661] RAX: 0000000000000000 RBX: ffff888004eda000 RCX: 0000000000000001
[   61.845535][  T661] RDX: 0000000000000000 RSI: ffffffff9e29b939 RDI: ffffffff9da555e0
[   61.846007][  T661] RBP: ffffc90001377058 R08: 0000000000000000 R09: 0000000000000000
[   61.846493][  T661] R10: ffffc90001377088 R11: ffffffff9e779160 R12: 1ffff9200026edf2
[   61.846984][  T661] R13: 00000000000005dc R14: ffffc90001377088 R15: ffff888004edaf08
[   61.847462][  T661] FS:  00007f9033f33800(0000) GS:ffff888096037000(0000) knlGS:0000000000000000
[   61.848031][  T661] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   61.848433][  T661] CR2: 00000000004e6100 CR3: 0000000002181004 CR4: 0000000000772ef0
[   61.848929][  T661] PKRU: 55555554
[   61.849172][  T661] Call Trace:
[   61.849411][  T661]  <TASK>
[ 61.849573][ T661] ? __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) 
[ 61.849986][ T661] ? br_del_if (net/bridge/br_if.c:742) bridge 
[ 61.850358][ T661] ? do_set_master (net/core/rtnetlink.c:2932) 
[ 61.850679][ T661] ? do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 61.851026][ T661] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 61.851344][ T661] ? netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[ 61.851653][ T661] ? netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 61.851964][ T661] ? ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 61.852275][ T661] ? ___sys_sendmsg (net/socket.c:2670) 
[ 61.852582][ T661] ? __sys_sendmsg (net/socket.c:2700) 
[ 61.852882][ T661] ? do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 61.853200][ T661] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[ 61.853582][ T661] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 61.853904][ T661] netif_set_mtu (net/core/dev.c:9652) 
[ 61.854221][ T661] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 61.854541][ T661] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 61.854772][ T661] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 61.855202][ T661] br_del_if (net/bridge/br_if.c:743) bridge 
[ 61.855542][ T661] ? rtnl_is_locked (net/core/rtnetlink.c:169) 
[ 61.855845][ T661] do_set_master (net/core/rtnetlink.c:2932) 
[ 61.856174][ T661] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 61.856483][ T661] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 61.856868][ T661] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 61.857180][ T661] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 61.857482][ T661] ? __kernel_text_address (kernel/extable.c:79) 
[ 61.857793][ T661] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 61.858125][ T661] ? __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) 
[ 61.858455][ T661] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 61.858854][ T661] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 61.859189][ T661] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 61.859511][ T661] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 61.859830][ T661] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 61.860161][ T661] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 61.860484][ T661] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 61.860812][ T661] ? __create_object (mm/kmemleak.c:771) 
[ 61.861163][ T661] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 61.861488][ T661] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 61.861806][ T661] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 61.862215][ T661] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 61.862544][ T661] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 61.862868][ T661] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 61.863199][ T661] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 61.863534][ T661] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 61.863838][ T661] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 61.864152][ T661] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 61.864463][ T661] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 61.864765][ T661] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 61.865092][ T661] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 61.865401][ T661] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 61.865715][ T661] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 61.866037][ T661] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 61.866342][ T661] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 61.866659][ T661] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 61.866981][ T661] ? 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) 
[ 61.867288][ T661] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[ 61.867595][ T661] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 61.867923][ T661] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 61.868237][ T661] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 61.868543][ T661] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 61.868848][ T661] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 61.869181][ T661] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 61.869500][ T661] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 61.869803][ T661] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 61.870206][ T661] ___sys_sendmsg (net/socket.c:2670) 
[ 61.870509][ T661] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 61.870822][ T661] ? __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) 
[ 61.871210][ T661] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 61.871520][ T661] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 61.871828][ T661] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 61.872150][ T661] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 61.872455][ T661] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 61.872766][ T661] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 61.873093][ T661] __sys_sendmsg (net/socket.c:2700) 
[ 61.873395][ T661] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 61.873772][ T661] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 61.874109][ T661] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 61.874431][ T661] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 61.874754][ T661] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   61.875165][  T661] RIP: 0033:0x7f90341001e7
[ 61.875495][ T661] 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)
[   61.876648][  T661] RSP: 002b:00007ffe5c2a4d18 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   61.877148][  T661] RAX: ffffffffffffffda RBX: 00007ffe5c2a5440 RCX: 00007f90341001e7
[   61.877629][  T661] RDX: 0000000000000000 RSI: 00007ffe5c2a4d80 RDI: 0000000000000005
[   61.878120][  T661] RBP: 0000000000000003 R08: 0000000000000003 R09: 0000000000000078
[   61.878603][  T661] R10: 00007f9033ffdee8 R11: 0000000000000246 R12: 0000000000000003
[   61.879090][  T661] R13: 00000000686e67d5 R14: 0000000000499600 R15: 0000000000000000
| [   62.370655][  T665] ------------[ cut here ]------------
| [ 62.371173][ T665] WARNING: CPU: 3 PID: 665 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) 
| [   62.371780][  T665] Modules linked in: macvlan 8021q vxlan ip6_udp_tunnel udp_tunnel bridge stp llc vrf veth
| [   62.373070][  T665] Tainted: [W]=WARN
[   62.373302][  T665] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 62.373680][ T665] 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) 
[ 62.374000][ T665] Code: 00 00 8b 05 b7 bb 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 fa 61 7b 00 85 c0 0f 85 39 fe ff ff 90 <0f> 0b 90 e9 30 fe ff ff 48 b8 00 00 00 00 00 fc ff df 4c 89 fa 48
All code
========
   0:	00 00                	add    %al,(%rax)
   2:	8b 05 b7 bb 3a 02    	mov    0x23abbb7(%rip),%eax        # 0x23abbbf
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb a0 0c 00 00 	lea    0xca0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 fa 61 7b 00       	call   0x7b621b
  21:	85 c0                	test   %eax,%eax
  23:	0f 85 39 fe ff ff    	jne    0xfffffffffffffe62
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	e9 30 fe ff ff       	jmp    0xfffffffffffffe62
  32:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
  39:	fc ff df 
  3c:	4c 89 fa             	mov    %r15,%rdx
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	e9 30 fe ff ff       	jmp    0xfffffffffffffe38
   8:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
   f:	fc ff df 
  12:	4c 89 fa             	mov    %r15,%rdx
  15:	48                   	rex.W
[   62.375882][  T665] RSP: 0018:ffffc900013a6f70 EFLAGS: 00010246
[   62.376276][  T665] RAX: 0000000000000000 RBX: ffff888004eda000 RCX: 0000000000000001
[   62.376730][  T665] RDX: 0000000000000000 RSI: ffffffff9e29b939 RDI: ffffffff9da555e0
[   62.377190][  T665] RBP: ffffc900013a7058 R08: 0000000000000000 R09: 0000000000000000
[   62.377643][  T665] R10: ffffc900013a7088 R11: ffffffff9e779160 R12: 1ffff92000274df2
[   62.378106][  T665] R13: 00000000000005dc R14: ffffc900013a7088 R15: ffff888004edaf08
[   62.378567][  T665] FS:  00007efece1ba800(0000) GS:ffff888096037000(0000) knlGS:0000000000000000
[   62.379104][  T665] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   62.379490][  T665] CR2: 00000000004e5de8 CR3: 000000000f2fa002 CR4: 0000000000772ef0
[   62.379963][  T665] PKRU: 55555554
[   62.380194][  T665] Call Trace:
[   62.380422][  T665]  <TASK>
[ 62.380577][ T665] ? __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) 
[ 62.380978][ T665] ? br_del_if (net/bridge/br_if.c:742) bridge 
[ 62.381331][ T665] ? do_set_master (net/core/rtnetlink.c:2932) 
[ 62.381636][ T665] ? do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 62.381951][ T665] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 62.382256][ T665] ? netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[ 62.382557][ T665] ? netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 62.382859][ T665] ? ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 62.383187][ T665] ? ___sys_sendmsg (net/socket.c:2670) 
[ 62.383489][ T665] ? __sys_sendmsg (net/socket.c:2700) 
[ 62.383791][ T665] ? do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 62.384103][ T665] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[ 62.384480][ T665] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 62.384793][ T665] netif_set_mtu (net/core/dev.c:9652) 
[ 62.385106][ T665] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 62.385426][ T665] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 62.385656][ T665] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 62.386082][ T665] br_del_if (net/bridge/br_if.c:743) bridge 
[ 62.386420][ T665] ? rtnl_is_locked (net/core/rtnetlink.c:169) 
[ 62.386728][ T665] do_set_master (net/core/rtnetlink.c:2932) 
[ 62.387043][ T665] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 62.387352][ T665] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 62.387740][ T665] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 62.388050][ T665] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 62.388355][ T665] ? __kernel_text_address (kernel/extable.c:79) 
[ 62.388660][ T665] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 62.388977][ T665] ? __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) 
[ 62.389284][ T665] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 62.389660][ T665] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 62.389973][ T665] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 62.390274][ T665] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 62.390575][ T665] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 62.390901][ T665] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 62.391204][ T665] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 62.391509][ T665] ? __create_object (mm/kmemleak.c:771) 
[ 62.391815][ T665] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 62.392130][ T665] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 62.392433][ T665] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 62.392812][ T665] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 62.393131][ T665] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 62.393441][ T665] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 62.393749][ T665] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 62.394066][ T665] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 62.394373][ T665] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 62.394674][ T665] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 62.394988][ T665] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 62.395292][ T665] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 62.395597][ T665] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 62.395913][ T665] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 62.396225][ T665] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 62.396529][ T665] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 62.396834][ T665] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 62.397156][ T665] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 62.397458][ T665] ? 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) 
[ 62.397762][ T665] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[ 62.398077][ T665] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 62.398382][ T665] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 62.398690][ T665] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 62.399010][ T665] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 62.399314][ T665] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 62.399627][ T665] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 62.399944][ T665] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 62.400248][ T665] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 62.400638][ T665] ___sys_sendmsg (net/socket.c:2670) 
[ 62.400958][ T665] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 62.401259][ T665] ? __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) 
[ 62.401639][ T665] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 62.401954][ T665] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 62.402262][ T665] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 62.402568][ T665] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 62.402877][ T665] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 62.403189][ T665] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 62.403499][ T665] __sys_sendmsg (net/socket.c:2700) 
[ 62.403801][ T665] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 62.404185][ T665] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 62.404501][ T665] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 62.404803][ T665] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 62.405123][ T665] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   62.405507][  T665] RIP: 0033:0x7efece3871e7
[ 62.405818][ T665] 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)
[   62.406904][  T665] RSP: 002b:00007ffc37a58b88 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   62.407368][  T665] RAX: ffffffffffffffda RBX: 00007ffc37a592b0 RCX: 00007efece3871e7
[   62.407823][  T665] RDX: 0000000000000000 RSI: 00007ffc37a58bf0 RDI: 0000000000000005
[   62.408287][  T665] RBP: 0000000000000003 R08: 0000000000000003 R09: 0000000000000078
[   62.408746][  T665] R10: 00007efece284ee8 R11: 0000000000000246 R12: 0000000000000003
[   62.409213][  T665] R13: 00000000686e67d6 R14: 0000000000499600 R15: 0000000000000000
| [   62.924189][  T669] ------------[ cut here ]------------
| [ 62.924548][ T669] WARNING: CPU: 2 PID: 669 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) 
| [   62.925191][  T669] Modules linked in: macvlan 8021q vxlan ip6_udp_tunnel udp_tunnel bridge stp llc vrf veth
| [   62.926503][  T669] Tainted: [W]=WARN
[   62.926756][  T669] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 62.927183][ T669] 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) 
[ 62.927566][ T669] Code: 00 00 8b 05 b7 bb 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 fa 61 7b 00 85 c0 0f 85 39 fe ff ff 90 <0f> 0b 90 e9 30 fe ff ff 48 b8 00 00 00 00 00 fc ff df 4c 89 fa 48
All code
========
   0:	00 00                	add    %al,(%rax)
   2:	8b 05 b7 bb 3a 02    	mov    0x23abbb7(%rip),%eax        # 0x23abbbf
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb a0 0c 00 00 	lea    0xca0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 fa 61 7b 00       	call   0x7b621b
  21:	85 c0                	test   %eax,%eax
  23:	0f 85 39 fe ff ff    	jne    0xfffffffffffffe62
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	e9 30 fe ff ff       	jmp    0xfffffffffffffe62
  32:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
  39:	fc ff df 
  3c:	4c 89 fa             	mov    %r15,%rdx
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	e9 30 fe ff ff       	jmp    0xfffffffffffffe38
   8:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
   f:	fc ff df 
  12:	4c 89 fa             	mov    %r15,%rdx
  15:	48                   	rex.W
[   62.928704][  T669] RSP: 0018:ffffc900013e6f70 EFLAGS: 00010246
[   62.929120][  T669] RAX: 0000000000000000 RBX: ffff888004eda000 RCX: 0000000000000001
[   62.929594][  T669] RDX: 0000000000000000 RSI: ffffffff9e29b939 RDI: ffffffff9da555e0
[   62.930074][  T669] RBP: ffffc900013e7058 R08: 0000000000000000 R09: 0000000000000000
[   62.930561][  T669] R10: ffffc900013e7088 R11: ffffffff9e779160 R12: 1ffff9200027cdf2
[   62.931106][  T669] R13: 00000000000005dc R14: ffffc900013e7088 R15: ffff888004edaf08
[   62.931629][  T669] FS:  00007f11dc850800(0000) GS:ffff888095fb7000(0000) knlGS:0000000000000000
[   62.932201][  T669] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   62.932607][  T669] CR2: 00000000004e5ce0 CR3: 000000000c372004 CR4: 0000000000772ef0
[   62.933089][  T669] PKRU: 55555554
[   62.933336][  T669] Call Trace:
[   62.933582][  T669]  <TASK>
[ 62.933752][ T669] ? __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) 
[ 62.934164][ T669] ? br_del_if (net/bridge/br_if.c:742) bridge 
[ 62.934543][ T669] ? do_set_master (net/core/rtnetlink.c:2932) 
[ 62.934866][ T669] ? do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 62.935212][ T669] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 62.935583][ T669] ? netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[ 62.935927][ T669] ? netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 62.936246][ T669] ? ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 62.936569][ T669] ? ___sys_sendmsg (net/socket.c:2670) 
[ 62.936908][ T669] ? __sys_sendmsg (net/socket.c:2700) 
[ 62.937230][ T669] ? do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 62.937555][ T669] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[ 62.937963][ T669] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 62.938294][ T669] netif_set_mtu (net/core/dev.c:9652) 
[ 62.938618][ T669] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 62.938983][ T669] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 62.939230][ T669] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 62.939725][ T669] br_del_if (net/bridge/br_if.c:743) bridge 
[ 62.940101][ T669] ? rtnl_is_locked (net/core/rtnetlink.c:169) 
[ 62.940426][ T669] do_set_master (net/core/rtnetlink.c:2932) 
[ 62.940758][ T669] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 62.941096][ T669] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 62.941510][ T669] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 62.941830][ T669] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 62.942163][ T669] ? __kernel_text_address (kernel/extable.c:79) 
[ 62.942489][ T669] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 62.942824][ T669] ? __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) 
[ 62.943171][ T669] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 62.943603][ T669] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 62.943949][ T669] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 62.944266][ T669] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 62.944595][ T669] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 62.944927][ T669] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 62.945249][ T669] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 62.945568][ T669] ? __create_object (mm/kmemleak.c:771) 
[ 62.945901][ T669] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 62.946222][ T669] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 62.946550][ T669] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 62.946964][ T669] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 62.947290][ T669] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 62.947658][ T669] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 62.947992][ T669] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 62.948324][ T669] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 62.948645][ T669] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 62.948987][ T669] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 62.949314][ T669] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 62.949631][ T669] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 62.949978][ T669] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 62.950302][ T669] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 62.950648][ T669] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 62.951014][ T669] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 62.951347][ T669] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 62.951734][ T669] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 62.952075][ T669] ? 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) 
[ 62.952395][ T669] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[ 62.952720][ T669] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 62.953048][ T669] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 62.953377][ T669] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 62.953700][ T669] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 62.954037][ T669] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 62.954364][ T669] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 62.954686][ T669] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 62.955026][ T669] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 62.955435][ T669] ___sys_sendmsg (net/socket.c:2670) 
[ 62.955789][ T669] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 62.956127][ T669] ? __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) 
[ 62.956533][ T669] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 62.956858][ T669] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 62.957334][ T669] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 62.957663][ T669] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 62.957992][ T669] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 62.958313][ T669] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 62.958638][ T669] __sys_sendmsg (net/socket.c:2700) 
[ 62.958987][ T669] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 62.959387][ T669] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 62.959755][ T669] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 62.960091][ T669] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 62.960420][ T669] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   62.960825][  T669] RIP: 0033:0x7f11dca1d1e7
[ 62.961168][ T669] 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)
[   62.962280][  T669] RSP: 002b:00007fffb0cbc5a8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   62.962758][  T669] RAX: ffffffffffffffda RBX: 00007fffb0cbccd0 RCX: 00007f11dca1d1e7
[   62.963264][  T669] RDX: 0000000000000000 RSI: 00007fffb0cbc610 RDI: 0000000000000005
[   62.963781][  T669] RBP: 0000000000000003 R08: 0000000000000003 R09: 0000000000000078
[   62.964267][  T669] R10: 00007f11dc91aee8 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