======================================
| [   21.382673][  T326] br1: port 1(vx10) entered forwarding state
| [   21.383940][  T326] ------------[ cut here ]------------
| [ 21.384256][ T326] WARNING: CPU: 3 PID: 326 at ./include/net/netdev_lock.h:17 netif_set_mtu_ext (./include/net/netdev_lock.h:17 ./include/net/netdev_lock.h:15 ./include/net/netdev_lock.h:25 net/core/dev.c:9610) 
| [   21.384881][  T326] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel bridge stp llc vrf veth
[   21.386060][  T326] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 21.386447][ T326] RIP: 0010:netif_set_mtu_ext (./include/net/netdev_lock.h:17 ./include/net/netdev_lock.h:15 ./include/net/netdev_lock.h:25 net/core/dev.c:9610) 
[ 21.386772][ T326] Code: 00 00 8b 05 d7 bc 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 1a 63 7b 00 85 c0 0f 85 39 fe ff ff 90 <0f> 0b 90 e9 30 fe ff ff 48 b8 00 00 00 00 00 fc ff df 4c 89 fa 48
All code
========
   0:	00 00                	add    %al,(%rax)
   2:	8b 05 d7 bc 3a 02    	mov    0x23abcd7(%rip),%eax        # 0x23abcdf
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb a0 0c 00 00 	lea    0xca0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 1a 63 7b 00       	call   0x7b633b
  21:	85 c0                	test   %eax,%eax
  23:	0f 85 39 fe ff ff    	jne    0xfffffffffffffe62
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	e9 30 fe ff ff       	jmp    0xfffffffffffffe62
  32:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
  39:	fc ff df 
  3c:	4c 89 fa             	mov    %r15,%rdx
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	e9 30 fe ff ff       	jmp    0xfffffffffffffe38
   8:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
   f:	fc ff df 
  12:	4c 89 fa             	mov    %r15,%rdx
  15:	48                   	rex.W
[   21.387869][  T326] RSP: 0018:ffffc900008a6ef0 EFLAGS: 00010246
[   21.388282][  T326] RAX: 0000000000000000 RBX: ffff888005322000 RCX: 0000000000000001
[   21.389928][  T326] RDX: 0000000000000000 RSI: ffffffff8549b941 RDI: ffffffff84c555e0
[   21.390407][  T326] RBP: ffffc900008a6fe0 R08: 0000000000000000 R09: 0000000000000000
[   21.390883][  T326] R10: ffffc900008a7010 R11: ffffffff862a8918 R12: 1ffff92000114de2
[   21.391361][  T326] R13: 00000000000005dc R14: ffffc900008a7010 R15: ffff888005322f08
[   21.391854][  T326] FS:  00007f49dbe46800(0000) GS:ffff8880aee37000(0000) knlGS:0000000000000000
[   21.392412][  T326] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   21.392820][  T326] CR2: 00000000004e5ce0 CR3: 000000000ab64001 CR4: 0000000000772ef0
[   21.393281][  T326] PKRU: 55555554
[   21.393512][  T326] Call Trace:
[   21.393751][  T326]  <TASK>
[ 21.393912][ T326] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 21.394250][ T326] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 21.394575][ T326] ? mark_held_locks (kernel/locking/lockdep.c:4328) 
[ 21.394883][ T326] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:151 kernel/locking/spinlock.c:194) 
[ 21.395265][ T326] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4475) 
[ 21.395579][ T326] netif_set_mtu (net/core/dev.c:9652) 
[ 21.395890][ T326] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 21.396205][ T326] ? br_get_link_af_size_filtered (net/bridge/br_netlink.c:116) bridge 
[ 21.396638][ T326] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 21.396878][ T326] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 21.397296][ T326] br_add_if (net/bridge/br_if.c:697) bridge 
[ 21.397655][ T326] do_set_master (net/core/rtnetlink.c:2948) 
[ 21.397965][ T326] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 21.398288][ T326] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 21.398681][ T326] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 21.398987][ T326] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 21.399297][ T326] ? __kernel_text_address (kernel/extable.c:79) 
[ 21.399617][ T326] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 21.399924][ T326] ? __mutex_trylock_common (./arch/x86/include/asm/atomic64_64.h:101 ./include/linux/atomic/atomic-arch-fallback.h:4296 ./include/linux/atomic/atomic-long.h:1482 ./include/linux/atomic/atomic-instrumented.h:4458 kernel/locking/mutex.c:113) 
[ 21.400232][ T326] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 21.400614][ T326] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 21.400921][ T326] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 21.401223][ T326] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 21.401536][ T326] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 21.401840][ T326] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 21.402146][ T326] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 21.402465][ T326] ? __create_object (mm/kmemleak.c:771) 
[ 21.402804][ T326] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 21.403112][ T326] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 21.403432][ T326] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 21.403843][ T326] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 21.404155][ T326] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 21.404464][ T326] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 21.404776][ T326] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 21.405085][ T326] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 21.405390][ T326] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 21.405706][ T326] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 21.406012][ T326] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 21.406320][ T326] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 21.406639][ T326] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 21.406951][ T326] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 21.407261][ T326] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 21.407576][ T326] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 21.407883][ T326] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 21.408210][ T326] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 21.408525][ T326] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 ./include/net/netns/generic.h:48 net/netlink/af_netlink.c:333) 
[ 21.408835][ T326] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 21.409140][ T326] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 21.409443][ T326] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 21.409756][ T326] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 21.410064][ T326] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 21.410415][ T326] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 21.410736][ T326] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 21.411053][ T326] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 21.411358][ T326] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 21.411755][ T326] ___sys_sendmsg (net/socket.c:2670) 
[ 21.412061][ T326] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 21.412366][ T326] ? __call_rcu_common.constprop.0 (./arch/x86/include/asm/irqflags.h:26 ./arch/x86/include/asm/irqflags.h:109 ./arch/x86/include/asm/irqflags.h:127 kernel/rcu/tree.c:3096) 
[ 21.412774][ T326] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 21.413087][ T326] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 21.413395][ T326] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 21.413721][ T326] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 21.414045][ T326] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 21.414369][ T326] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 21.414707][ T326] __sys_sendmsg (net/socket.c:2700) 
[ 21.415029][ T326] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 21.415427][ T326] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 21.415770][ T326] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 21.416093][ T326] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 21.416419][ T326] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   21.416828][  T326] RIP: 0033:0x7f49dc0131e7
[ 21.417161][ T326] Code: 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b9 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 2e 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 89 54 24 1c 48 89 74 24 10
All code
========
   0:	0e                   	(bad)
   1:	00 f7                	add    %dh,%bh
   3:	d8 64 89 02          	fsubs  0x2(%rcx,%rcx,4)
   7:	48 c7 c0 ff ff ff ff 	mov    $0xffffffffffffffff,%rax
   e:	eb b9                	jmp    0xffffffffffffffc9
  10:	0f 1f 00             	nopl   (%rax)
  13:	f3 0f 1e fa          	endbr64
  17:	64 8b 04 25 18 00 00 	mov    %fs:0x18,%eax
  1e:	00 
  1f:	85 c0                	test   %eax,%eax
  21:	75 10                	jne    0x33
  23:	b8 2e 00 00 00       	mov    $0x2e,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax		<-- trapping instruction
  30:	77 51                	ja     0x83
  32:	c3                   	ret
  33:	48 83 ec 28          	sub    $0x28,%rsp
  37:	89 54 24 1c          	mov    %edx,0x1c(%rsp)
  3b:	48 89 74 24 10       	mov    %rsi,0x10(%rsp)

Code starting with the faulting instruction
===========================================
   0:	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax
   6:	77 51                	ja     0x59
   8:	c3                   	ret
   9:	48 83 ec 28          	sub    $0x28,%rsp
   d:	89 54 24 1c          	mov    %edx,0x1c(%rsp)
  11:	48 89 74 24 10       	mov    %rsi,0x10(%rsp)
[   21.418357][  T326] RSP: 002b:00007fffd5c79fb8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   21.418869][  T326] RAX: ffffffffffffffda RBX: 00007fffd5c7a6e0 RCX: 00007f49dc0131e7
[   21.419622][  T326] RDX: 0000000000000000 RSI: 00007fffd5c7a020 RDI: 0000000000000005
[   21.420090][  T326] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000000
[   21.420559][  T326] R10: 000000000881b910 R11: 0000000000000246 R12: 0000000000000004
[   21.421017][  T326] R13: 00000000686e1f83 R14: 0000000000499600 R15: 0000000000000000
| [   21.946547][  T331] ------------[ cut here ]------------
| [ 21.946971][ T331] WARNING: CPU: 2 PID: 331 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) 
| [   21.947791][  T331] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel bridge stp llc vrf veth
| [   21.949319][  T331] Tainted: [W]=WARN
[   21.949594][  T331] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 21.950102][ T331] 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) 
[ 21.950433][ T331] Code: 00 00 8b 05 d7 bc 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 1a 63 7b 00 85 c0 0f 85 39 fe ff ff 90 <0f> 0b 90 e9 30 fe ff ff 48 b8 00 00 00 00 00 fc ff df 4c 89 fa 48
All code
========
   0:	00 00                	add    %al,(%rax)
   2:	8b 05 d7 bc 3a 02    	mov    0x23abcd7(%rip),%eax        # 0x23abcdf
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb a0 0c 00 00 	lea    0xca0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 1a 63 7b 00       	call   0x7b633b
  21:	85 c0                	test   %eax,%eax
  23:	0f 85 39 fe ff ff    	jne    0xfffffffffffffe62
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	e9 30 fe ff ff       	jmp    0xfffffffffffffe62
  32:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
  39:	fc ff df 
  3c:	4c 89 fa             	mov    %r15,%rdx
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	e9 30 fe ff ff       	jmp    0xfffffffffffffe38
   8:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
   f:	fc ff df 
  12:	4c 89 fa             	mov    %r15,%rdx
  15:	48                   	rex.W
[   21.951838][  T331] RSP: 0018:ffffc90000576ef0 EFLAGS: 00010246
[   21.952291][  T331] RAX: 0000000000000000 RBX: ffff888005322000 RCX: 0000000000000001
[   21.953900][  T331] RDX: 0000000000000000 RSI: ffffffff8549b941 RDI: ffffffff84c555e0
[   21.954795][  T331] RBP: ffffc90000576fe0 R08: 0000000000000000 R09: 0000000000000000
[   21.955669][  T331] R10: ffffc90000577010 R11: ffffffff862a8918 R12: 1ffff920000aede2
[   21.956502][  T331] R13: 00000000000005dc R14: ffffc90000577010 R15: ffff888005322f08
[   21.957355][  T331] FS:  00007f39505bb800(0000) GS:ffff8880aedb7000(0000) knlGS:0000000000000000
[   21.958347][  T331] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   21.959073][  T331] CR2: 00000000004e5de8 CR3: 000000000a1bc004 CR4: 0000000000772ef0
[   21.959927][  T331] PKRU: 55555554
[   21.960344][  T331] Call Trace:
[   21.960779][  T331]  <TASK>
[ 21.961087][ T331] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 21.961705][ T331] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 21.962289][ T331] ? mark_held_locks (kernel/locking/lockdep.c:4328) 
[ 21.962880][ T331] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:151 kernel/locking/spinlock.c:194) 
[ 21.963597][ T331] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4475) 
[ 21.964143][ T331] netif_set_mtu (net/core/dev.c:9652) 
[ 21.964742][ T331] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 21.965325][ T331] ? br_get_link_af_size_filtered (net/bridge/br_netlink.c:116) bridge 
[ 21.966124][ T331] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 21.966566][ T331] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 21.967320][ T331] br_add_if (net/bridge/br_if.c:697) bridge 
[ 21.967997][ T331] do_set_master (net/core/rtnetlink.c:2948) 
[ 21.968568][ T331] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 21.969147][ T331] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 21.969914][ T331] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 21.970476][ T331] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 21.971001][ T331] ? __kernel_text_address (kernel/extable.c:79) 
[ 21.971515][ T331] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 21.972078][ T331] ? __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) 
[ 21.972643][ T331] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 21.973276][ T331] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 21.973619][ T331] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 21.973938][ T331] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 21.974277][ T331] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 21.974615][ T331] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 21.974946][ T331] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 21.975274][ T331] ? __create_object (mm/kmemleak.c:771) 
[ 21.975617][ T331] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 21.975946][ T331] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 21.976274][ T331] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 21.976680][ T331] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 21.977023][ T331] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 21.977355][ T331] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 21.977697][ T331] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 21.978052][ T331] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 21.978660][ T331] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 21.979131][ T331] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 21.979457][ T331] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 21.979883][ T331] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 21.980227][ T331] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 21.980565][ T331] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 21.980907][ T331] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 21.981254][ T331] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 21.981597][ T331] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 21.981929][ T331] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 21.982270][ T331] ? 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) 
[ 21.982606][ T331] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 21.982939][ T331] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 21.983271][ T331] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 21.983614][ T331] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 21.983940][ T331] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 21.984276][ T331] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 21.984616][ T331] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 21.984943][ T331] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 21.985290][ T331] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 21.985714][ T331] ___sys_sendmsg (net/socket.c:2670) 
[ 21.986056][ T331] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 21.986632][ T331] ? __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) 
[ 21.987176][ T331] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 21.987509][ T331] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 21.987850][ T331] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 21.988204][ T331] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 21.988539][ T331] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 21.988869][ T331] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 21.989222][ T331] __sys_sendmsg (net/socket.c:2700) 
[ 21.989559][ T331] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 21.989968][ T331] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 21.990323][ T331] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 21.990667][ T331] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 21.990994][ T331] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   21.991400][  T331] RIP: 0033:0x7f39507881e7
[ 21.991750][ T331] 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)
[   21.992888][  T331] RSP: 002b:00007ffef3ae8bf8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   21.993391][  T331] RAX: ffffffffffffffda RBX: 00007ffef3ae9320 RCX: 00007f39507881e7
[   21.993880][  T331] RDX: 0000000000000000 RSI: 00007ffef3ae8c60 RDI: 0000000000000005
[   21.994659][  T331] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000000
[   21.995497][  T331] R10: 000000003a49a910 R11: 0000000000000246 R12: 0000000000000004
[   21.996217][  T331] R13: 00000000686e1f83 R14: 0000000000499600 R15: 0000000000000000
| [   22.222715][  T333] ------------[ cut here ]------------
| [ 22.223040][ 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) 
| [   22.223654][  T333] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel bridge stp llc vrf veth
| [   22.224842][  T333] Tainted: [W]=WARN
[   22.225078][  T333] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 22.225466][ 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) 
[ 22.225793][ T333] Code: 00 00 8b 05 d7 bc 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 1a 63 7b 00 85 c0 0f 85 39 fe ff ff 90 <0f> 0b 90 e9 30 fe ff ff 48 b8 00 00 00 00 00 fc ff df 4c 89 fa 48
All code
========
   0:	00 00                	add    %al,(%rax)
   2:	8b 05 d7 bc 3a 02    	mov    0x23abcd7(%rip),%eax        # 0x23abcdf
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb a0 0c 00 00 	lea    0xca0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 1a 63 7b 00       	call   0x7b633b
  21:	85 c0                	test   %eax,%eax
  23:	0f 85 39 fe ff ff    	jne    0xfffffffffffffe62
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	e9 30 fe ff ff       	jmp    0xfffffffffffffe62
  32:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
  39:	fc ff df 
  3c:	4c 89 fa             	mov    %r15,%rdx
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	e9 30 fe ff ff       	jmp    0xfffffffffffffe38
   8:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
   f:	fc ff df 
  12:	4c 89 fa             	mov    %r15,%rdx
  15:	48                   	rex.W
[   22.226914][  T333] RSP: 0018:ffffc90000b06ef0 EFLAGS: 00010246
[   22.227326][  T333] RAX: 0000000000000000 RBX: ffff888005322000 RCX: 0000000000000001
[   22.227807][  T333] RDX: 0000000000000000 RSI: ffffffff8549b941 RDI: ffffffff84c555e0
[   22.228281][  T333] RBP: ffffc90000b06fe0 R08: 0000000000000000 R09: 0000000000000000
[   22.228747][  T333] R10: ffffc90000b07010 R11: ffffffff862a8918 R12: 1ffff92000160de2
[   22.229201][  T333] R13: 00000000000005dc R14: ffffc90000b07010 R15: ffff888005322f08
[   22.229686][  T333] FS:  00007f6dc1ff5800(0000) GS:ffff8880aee37000(0000) knlGS:0000000000000000
[   22.230220][  T333] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   22.230624][  T333] CR2: 00000000004e5aa8 CR3: 000000000a1bc003 CR4: 0000000000772ef0
[   22.231086][  T333] PKRU: 55555554
[   22.231311][  T333] Call Trace:
[   22.231548][  T333]  <TASK>
[ 22.231709][ T333] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 22.232026][ T333] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 22.232334][ T333] ? mark_held_locks (kernel/locking/lockdep.c:4328) 
[ 22.232657][ T333] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:151 kernel/locking/spinlock.c:194) 
[ 22.233033][ T333] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4475) 
[ 22.233353][ T333] netif_set_mtu (net/core/dev.c:9652) 
[ 22.233674][ T333] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 22.233993][ T333] ? br_get_link_af_size_filtered (net/bridge/br_netlink.c:116) bridge 
[ 22.234442][ T333] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 22.234690][ T333] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 22.235152][ T333] br_add_if (net/bridge/br_if.c:697) bridge 
[ 22.235509][ T333] do_set_master (net/core/rtnetlink.c:2948) 
[ 22.235852][ T333] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 22.236167][ T333] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 22.236573][ T333] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 22.236901][ T333] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 22.237225][ T333] ? __kernel_text_address (kernel/extable.c:79) 
[ 22.237566][ T333] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 22.237879][ 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) 
[ 22.238201][ T333] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 22.238612][ T333] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 22.238928][ T333] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 22.239238][ T333] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 22.239556][ T333] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 22.239866][ T333] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 22.240187][ T333] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 22.240510][ T333] ? __create_object (mm/kmemleak.c:771) 
[ 22.240834][ T333] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 22.241153][ T333] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 22.241479][ T333] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 22.242022][ T333] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 22.242341][ T333] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 22.242657][ T333] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 22.242958][ T333] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 22.243265][ T333] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 22.243611][ T333] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 22.243923][ T333] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 22.244234][ T333] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 22.244551][ T333] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 22.244861][ T333] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 22.245170][ T333] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 22.245493][ T333] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 22.245806][ T333] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 22.246113][ T333] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 22.246425][ T333] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 22.246733][ 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) 
[ 22.247041][ T333] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 22.247345][ T333] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 22.247657][ T333] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 22.247964][ T333] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 22.248285][ T333] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 22.248594][ T333] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 22.248903][ T333] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 22.249233][ T333] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 22.249547][ T333] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 22.249936][ T333] ___sys_sendmsg (net/socket.c:2670) 
[ 22.250255][ T333] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 22.250574][ 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) 
[ 22.250954][ T333] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 22.251280][ T333] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 22.251616][ T333] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 22.251924][ T333] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 22.252226][ 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) 
[ 22.252537][ T333] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 22.252869][ T333] __sys_sendmsg (net/socket.c:2700) 
[ 22.253177][ T333] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 22.253585][ T333] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 22.253900][ T333] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 22.254205][ T333] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 22.254537][ T333] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   22.254917][  T333] RIP: 0033:0x7f6dc21c21e7
[ 22.255249][ 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)
[   22.256376][  T333] RSP: 002b:00007ffd0c9d0d78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   22.256843][  T333] RAX: ffffffffffffffda RBX: 00007ffd0c9d14a0 RCX: 00007f6dc21c21e7
[   22.257296][  T333] RDX: 0000000000000000 RSI: 00007ffd0c9d0de0 RDI: 0000000000000005
[   22.257763][  T333] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000000
[   22.258243][  T333] R10: 00000000357d6910 R11: 0000000000000246 R12: 0000000000000004
[   22.258724][  T333] R13: 00000000686e1f83 R14: 0000000000499600 R15: 0000000000000000
| [   22.603314][  T336] ------------[ cut here ]------------
| [ 22.603693][ T336] WARNING: CPU: 2 PID: 336 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) 
| [   22.604318][  T336] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel bridge stp llc vrf veth
| [   22.605575][  T336] Tainted: [W]=WARN
[   22.605819][  T336] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 22.606233][ T336] 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) 
[ 22.606571][ T336] Code: 00 00 8b 05 d7 bc 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 1a 63 7b 00 85 c0 0f 85 39 fe ff ff 90 <0f> 0b 90 e9 30 fe ff ff 48 b8 00 00 00 00 00 fc ff df 4c 89 fa 48
All code
========
   0:	00 00                	add    %al,(%rax)
   2:	8b 05 d7 bc 3a 02    	mov    0x23abcd7(%rip),%eax        # 0x23abcdf
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb a0 0c 00 00 	lea    0xca0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 1a 63 7b 00       	call   0x7b633b
  21:	85 c0                	test   %eax,%eax
  23:	0f 85 39 fe ff ff    	jne    0xfffffffffffffe62
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	e9 30 fe ff ff       	jmp    0xfffffffffffffe62
  32:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
  39:	fc ff df 
  3c:	4c 89 fa             	mov    %r15,%rdx
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	e9 30 fe ff ff       	jmp    0xfffffffffffffe38
   8:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
   f:	fc ff df 
  12:	4c 89 fa             	mov    %r15,%rdx
  15:	48                   	rex.W
[   22.607917][  T336] RSP: 0018:ffffc90000606ef0 EFLAGS: 00010246
[   22.608473][  T336] RAX: 0000000000000000 RBX: ffff888005322000 RCX: 0000000000000001
[   22.609155][  T336] RDX: 0000000000000000 RSI: ffffffff8549b941 RDI: ffffffff84c555e0
[   22.609804][  T336] RBP: ffffc90000606fe0 R08: 0000000000000000 R09: 0000000000000000
[   22.610424][  T336] R10: ffffc90000607010 R11: ffffffff862a8918 R12: 1ffff920000c0de2
[   22.611045][  T336] R13: 00000000000005dc R14: ffffc90000607010 R15: ffff888005322f08
[   22.611671][  T336] FS:  00007f57209bd800(0000) GS:ffff8880aedb7000(0000) knlGS:0000000000000000
[   22.612228][  T336] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   22.612672][  T336] CR2: 00000000004e5ab0 CR3: 000000000619a006 CR4: 0000000000772ef0
[   22.613143][  T336] PKRU: 55555554
[   22.613385][  T336] Call Trace:
[   22.613664][  T336]  <TASK>
[ 22.613844][ T336] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 22.614185][ T336] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 22.614509][ T336] ? mark_held_locks (kernel/locking/lockdep.c:4328) 
[ 22.614850][ T336] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:151 kernel/locking/spinlock.c:194) 
[ 22.615249][ T336] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4475) 
[ 22.615581][ T336] netif_set_mtu (net/core/dev.c:9652) 
[ 22.615915][ T336] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 22.616265][ T336] ? br_get_link_af_size_filtered (net/bridge/br_netlink.c:116) bridge 
[ 22.616738][ T336] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 22.616997][ T336] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 22.617454][ T336] br_add_if (net/bridge/br_if.c:697) bridge 
[ 22.617845][ T336] do_set_master (net/core/rtnetlink.c:2948) 
[ 22.618195][ T336] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 22.618544][ T336] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 22.618972][ T336] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 22.619305][ T336] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 22.619647][ T336] ? __kernel_text_address (kernel/extable.c:79) 
[ 22.619983][ T336] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 22.620321][ T336] ? __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) 
[ 22.620684][ T336] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 22.621120][ T336] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 22.621455][ T336] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 22.621800][ T336] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 22.622134][ T336] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 22.622498][ T336] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 22.622856][ T336] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 22.623189][ T336] ? __create_object (mm/kmemleak.c:771) 
[ 22.623566][ T336] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 22.623894][ T336] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 22.624250][ T336] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 22.624675][ T336] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 22.625001][ T336] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 22.625339][ T336] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 22.625718][ T336] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 22.626064][ T336] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 22.626428][ T336] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 22.626776][ T336] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 22.627112][ T336] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 22.627475][ T336] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 22.627828][ T336] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 22.628197][ T336] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 22.628563][ T336] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 22.628891][ T336] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 22.629220][ T336] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 22.629588][ T336] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 22.629908][ T336] ? 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) 
[ 22.630257][ T336] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 22.630617][ T336] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 22.630935][ T336] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 22.631294][ T336] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 22.631648][ T336] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 22.631993][ T336] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 22.632331][ T336] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 22.632675][ T336] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 22.633004][ T336] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 22.633413][ T336] ___sys_sendmsg (net/socket.c:2670) 
[ 22.633741][ T336] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 22.634068][ T336] ? __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) 
[ 22.634459][ T336] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 22.634788][ T336] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 22.635112][ T336] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 22.635539][ T336] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 22.635874][ T336] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 22.636199][ T336] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 22.636547][ T336] __sys_sendmsg (net/socket.c:2700) 
[ 22.636877][ T336] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 22.637271][ T336] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 22.637623][ T336] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 22.637943][ T336] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 22.638277][ T336] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   22.638673][  T336] RIP: 0033:0x7f5720b8a1e7
[ 22.639018][ T336] 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)
[   22.640138][  T336] RSP: 002b:00007fff2bb80c38 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   22.640646][  T336] RAX: ffffffffffffffda RBX: 00007fff2bb81360 RCX: 00007f5720b8a1e7
[   22.641148][  T336] RDX: 0000000000000000 RSI: 00007fff2bb80ca0 RDI: 0000000000000005
[   22.641632][  T336] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000000
[   22.642169][  T336] R10: 000000002f6ea910 R11: 0000000000000246 R12: 0000000000000004
[   22.642639][  T336] R13: 00000000686e1f84 R14: 0000000000499600 R15: 0000000000000000
| [   23.223911][  T342] ------------[ cut here ]------------
| [ 23.224219][ T342] WARNING: CPU: 3 PID: 342 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) 
| [   23.224823][  T342] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel bridge stp llc vrf veth
| [   23.226059][  T342] Tainted: [W]=WARN
[   23.226294][  T342] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 23.226706][ T342] 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) 
[ 23.227025][ T342] Code: 00 00 8b 05 d7 bc 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 1a 63 7b 00 85 c0 0f 85 39 fe ff ff 90 <0f> 0b 90 e9 30 fe ff ff 48 b8 00 00 00 00 00 fc ff df 4c 89 fa 48
All code
========
   0:	00 00                	add    %al,(%rax)
   2:	8b 05 d7 bc 3a 02    	mov    0x23abcd7(%rip),%eax        # 0x23abcdf
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb a0 0c 00 00 	lea    0xca0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 1a 63 7b 00       	call   0x7b633b
  21:	85 c0                	test   %eax,%eax
  23:	0f 85 39 fe ff ff    	jne    0xfffffffffffffe62
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	e9 30 fe ff ff       	jmp    0xfffffffffffffe62
  32:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
  39:	fc ff df 
  3c:	4c 89 fa             	mov    %r15,%rdx
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	e9 30 fe ff ff       	jmp    0xfffffffffffffe38
   8:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
   f:	fc ff df 
  12:	4c 89 fa             	mov    %r15,%rdx
  15:	48                   	rex.W
[   23.228151][  T342] RSP: 0018:ffffc900006e6ef0 EFLAGS: 00010246
[   23.228562][  T342] RAX: 0000000000000000 RBX: ffff888005322000 RCX: 0000000000000001
[   23.229042][  T342] RDX: 0000000000000000 RSI: ffffffff8549b941 RDI: ffffffff84c555e0
[   23.229515][  T342] RBP: ffffc900006e6fe0 R08: 0000000000000000 R09: 0000000000000000
[   23.229990][  T342] R10: ffffc900006e7010 R11: ffffffff862a8918 R12: 1ffff920000dcde2
[   23.230474][  T342] R13: 00000000000005dc R14: ffffc900006e7010 R15: ffff888005322f08
[   23.230967][  T342] FS:  00007f7b7cb66800(0000) GS:ffff8880aee37000(0000) knlGS:0000000000000000
[   23.231516][  T342] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   23.231939][  T342] CR2: 00000000004e6890 CR3: 0000000009b1f003 CR4: 0000000000772ef0
[   23.232417][  T342] PKRU: 55555554
[   23.232672][  T342] Call Trace:
[   23.232903][  T342]  <TASK>
[ 23.233062][ T342] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 23.233384][ T342] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 23.233704][ T342] ? mark_held_locks (kernel/locking/lockdep.c:4328) 
[ 23.234009][ T342] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:151 kernel/locking/spinlock.c:194) 
[ 23.234410][ T342] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4475) 
[ 23.234733][ T342] netif_set_mtu (net/core/dev.c:9652) 
[ 23.235063][ T342] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 23.235383][ T342] ? br_get_link_af_size_filtered (net/bridge/br_netlink.c:116) bridge 
[ 23.235825][ T342] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 23.236065][ T342] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 23.236487][ T342] br_add_if (net/bridge/br_if.c:697) bridge 
[ 23.236853][ T342] do_set_master (net/core/rtnetlink.c:2948) 
[ 23.237165][ T342] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 23.237476][ T342] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 23.237872][ T342] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 23.238193][ T342] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 23.238496][ T342] ? __kernel_text_address (kernel/extable.c:79) 
[ 23.238816][ T342] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 23.239125][ T342] ? __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) 
[ 23.239432][ T342] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 23.239818][ T342] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 23.240127][ T342] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 23.240428][ T342] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 23.240740][ T342] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 23.241046][ T342] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 23.241350][ T342] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 23.241661][ T342] ? __create_object (mm/kmemleak.c:771) 
[ 23.241972][ T342] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 23.242282][ T342] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 23.242597][ T342] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 23.242981][ T342] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 23.243299][ T342] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 23.243623][ T342] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 23.243927][ T342] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 23.244238][ T342] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 23.244554][ T342] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 23.244859][ T342] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 23.245166][ T342] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 23.245471][ T342] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 23.245786][ T342] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 23.246107][ T342] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 23.246417][ T342] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 23.246734][ T342] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 23.247041][ T342] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 23.247357][ T342] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 23.247678][ T342] ? 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) 
[ 23.247985][ T342] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 23.248315][ T342] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 23.248628][ T342] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 23.248941][ T342] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 23.249252][ T342] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 23.249566][ T342] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 23.249878][ T342] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 23.250192][ T342] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 23.250549][ T342] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 23.250944][ T342] ___sys_sendmsg (net/socket.c:2670) 
[ 23.251246][ T342] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 23.251558][ T342] ? __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) 
[ 23.251952][ T342] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 23.252265][ T342] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 23.252583][ T342] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 23.252902][ T342] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 23.253208][ T342] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 23.253542][ T342] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 23.253864][ T342] __sys_sendmsg (net/socket.c:2700) 
[ 23.254182][ T342] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 23.254591][ T342] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 23.254912][ T342] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 23.255225][ T342] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 23.255568][ T342] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   23.255962][  T342] RIP: 0033:0x7f7b7cd331e7
[ 23.256279][ T342] 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)
[   23.257417][  T342] RSP: 002b:00007ffc4681d8d8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   23.257928][  T342] RAX: ffffffffffffffda RBX: 00007ffc4681e000 RCX: 00007f7b7cd331e7
[   23.258419][  T342] RDX: 0000000000000000 RSI: 00007ffc4681d940 RDI: 0000000000000005
[   23.258910][  T342] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000000
[   23.259392][  T342] R10: 0000000006fc0910 R11: 0000000000000246 R12: 0000000000000004
[   23.259881][  T342] R13: 00000000686e1f84 R14: 0000000000499600 R15: 0000000000000000
| [   33.056371][  T437] ------------[ cut here ]------------
| [ 33.056711][ 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) 
| [   33.057367][  T437] Modules linked in: macvlan 8021q vxlan ip6_udp_tunnel udp_tunnel bridge stp llc vrf veth
| [   33.058814][  T437] Tainted: [W]=WARN
[   33.059045][  T437] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 33.059430][ 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) 
[ 33.059771][ T437] Code: 00 00 8b 05 d7 bc 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 1a 63 7b 00 85 c0 0f 85 39 fe ff ff 90 <0f> 0b 90 e9 30 fe ff ff 48 b8 00 00 00 00 00 fc ff df 4c 89 fa 48
All code
========
   0:	00 00                	add    %al,(%rax)
   2:	8b 05 d7 bc 3a 02    	mov    0x23abcd7(%rip),%eax        # 0x23abcdf
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb a0 0c 00 00 	lea    0xca0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 1a 63 7b 00       	call   0x7b633b
  21:	85 c0                	test   %eax,%eax
  23:	0f 85 39 fe ff ff    	jne    0xfffffffffffffe62
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	e9 30 fe ff ff       	jmp    0xfffffffffffffe62
  32:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
  39:	fc ff df 
  3c:	4c 89 fa             	mov    %r15,%rdx
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	e9 30 fe ff ff       	jmp    0xfffffffffffffe38
   8:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
   f:	fc ff df 
  12:	4c 89 fa             	mov    %r15,%rdx
  15:	48                   	rex.W
[   33.060860][  T437] RSP: 0018:ffffc90000b66ef0 EFLAGS: 00010246
[   33.061247][  T437] RAX: 0000000000000000 RBX: ffff88800b31a000 RCX: 0000000000000001
[   33.061722][  T437] RDX: 0000000000000000 RSI: ffffffff8549b941 RDI: ffffffff84c555e0
[   33.062176][  T437] RBP: ffffc90000b66fe0 R08: 0000000000000000 R09: 0000000000000000
[   33.062797][  T437] R10: ffffc90000b67010 R11: ffffffff85979160 R12: 1ffff9200016cde2
[   33.063253][  T437] R13: 00000000000005dc R14: ffffc90000b67010 R15: ffff88800b31af08
[   33.063950][  T437] FS:  00007f7335e6f800(0000) GS:ffff8880aecb7000(0000) knlGS:0000000000000000
[   33.064486][  T437] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   33.065090][  T437] CR2: 00000000004e5ce0 CR3: 000000000bead005 CR4: 0000000000772ef0
[   33.065699][  T437] PKRU: 55555554
[   33.065931][  T437] Call Trace:
[   33.066157][  T437]  <TASK>
[ 33.066315][ T437] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 33.066785][ T437] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 33.067120][ T437] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 33.067425][ T437] netif_set_mtu (net/core/dev.c:9652) 
[ 33.067885][ T437] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 33.068240][ T437] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 33.068474][ T437] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 33.069052][ T437] br_add_if (net/bridge/br_if.c:697) bridge 
[ 33.069411][ T437] do_set_master (net/core/rtnetlink.c:2948) 
[ 33.069801][ T437] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 33.070109][ T437] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 33.070502][ T437] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 33.070824][ T437] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 33.071132][ T437] ? __kernel_text_address (kernel/extable.c:79) 
[ 33.071451][ T437] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 33.071775][ 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) 
[ 33.072080][ T437] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 33.072458][ T437] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 33.072775][ T437] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 33.073077][ T437] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 33.073381][ T437] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 33.073707][ T437] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 33.074018][ T437] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 33.074317][ T437] ? __create_object (mm/kmemleak.c:771) 
[ 33.074645][ T437] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 33.074950][ T437] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 33.075268][ T437] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 33.075652][ T437] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 33.075961][ T437] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 33.076268][ T437] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 33.076587][ T437] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 33.076894][ T437] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 33.077195][ T437] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 33.077495][ T437] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 33.077808][ T437] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 33.078116][ T437] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 33.078418][ T437] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 33.078736][ T437] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 33.079050][ T437] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 33.079359][ T437] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 33.079673][ T437] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 33.079987][ T437] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 33.080289][ 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) 
[ 33.080605][ T437] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 33.080908][ T437] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 33.081218][ T437] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 33.081559][ T437] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 33.081867][ T437] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 33.082170][ T437] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 33.082490][ T437] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 33.082817][ T437] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 33.083124][ T437] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 33.083531][ T437] ___sys_sendmsg (net/socket.c:2670) 
[ 33.083836][ T437] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 33.084140][ 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) 
[ 33.084532][ T437] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 33.084838][ T437] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 33.085142][ T437] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 33.085450][ T437] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 33.085773][ 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) 
[ 33.086081][ T437] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 33.086391][ T437] __sys_sendmsg (net/socket.c:2700) 
[ 33.086701][ T437] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 33.087078][ T437] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 33.087392][ T437] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 33.087707][ T437] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 33.088020][ T437] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   33.088415][  T437] RIP: 0033:0x7f733603c1e7
[ 33.088747][ 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)
[   33.089840][  T437] RSP: 002b:00007fff7fd70bf8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   33.090314][  T437] RAX: ffffffffffffffda RBX: 00007fff7fd71320 RCX: 00007f733603c1e7
[   33.090780][  T437] RDX: 0000000000000000 RSI: 00007fff7fd70c60 RDI: 0000000000000005
[   33.091237][  T437] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000000
[   33.091701][  T437] R10: 00000000237f4910 R11: 0000000000000246 R12: 0000000000000004
[   33.092167][  T437] R13: 00000000686e1f8e R14: 0000000000499600 R15: 0000000000000000
| [   33.538258][  T441] ------------[ cut here ]------------
| [ 33.538627][ T441] WARNING: CPU: 2 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) 
| [   33.539246][  T441] Modules linked in: macvlan 8021q vxlan ip6_udp_tunnel udp_tunnel bridge stp llc vrf veth
| [   33.540571][  T441] Tainted: [W]=WARN
[   33.540817][  T441] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 33.541206][ 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) 
[ 33.541556][ T441] Code: 00 00 8b 05 d7 bc 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 1a 63 7b 00 85 c0 0f 85 39 fe ff ff 90 <0f> 0b 90 e9 30 fe ff ff 48 b8 00 00 00 00 00 fc ff df 4c 89 fa 48
All code
========
   0:	00 00                	add    %al,(%rax)
   2:	8b 05 d7 bc 3a 02    	mov    0x23abcd7(%rip),%eax        # 0x23abcdf
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb a0 0c 00 00 	lea    0xca0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 1a 63 7b 00       	call   0x7b633b
  21:	85 c0                	test   %eax,%eax
  23:	0f 85 39 fe ff ff    	jne    0xfffffffffffffe62
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	e9 30 fe ff ff       	jmp    0xfffffffffffffe62
  32:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
  39:	fc ff df 
  3c:	4c 89 fa             	mov    %r15,%rdx
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	e9 30 fe ff ff       	jmp    0xfffffffffffffe38
   8:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
   f:	fc ff df 
  12:	4c 89 fa             	mov    %r15,%rdx
  15:	48                   	rex.W
[   33.542672][  T441] RSP: 0018:ffffc90000c4eef0 EFLAGS: 00010246
[   33.543077][  T441] RAX: 0000000000000000 RBX: ffff88800b31a000 RCX: 0000000000000001
[   33.543583][  T441] RDX: 0000000000000000 RSI: ffffffff8549b941 RDI: ffffffff84c555e0
[   33.544056][  T441] RBP: ffffc90000c4efe0 R08: 0000000000000000 R09: 0000000000000000
[   33.544579][  T441] R10: ffffc90000c4f010 R11: ffffffff862a8918 R12: 1ffff92000189de2
[   33.545047][  T441] R13: 00000000000005dc R14: ffffc90000c4f010 R15: ffff88800b31af08
[   33.545514][  T441] FS:  00007f4f417ec800(0000) GS:ffff8880aedb7000(0000) knlGS:0000000000000000
[   33.546100][  T441] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   33.546494][  T441] CR2: 00000000004e5de8 CR3: 000000000253a006 CR4: 0000000000772ef0
[   33.546990][  T441] PKRU: 55555554
[   33.547231][  T441] Call Trace:
[   33.547473][  T441]  <TASK>
[ 33.547654][ T441] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 33.547982][ T441] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 33.548323][ T441] ? mark_held_locks (kernel/locking/lockdep.c:4328) 
[ 33.548656][ T441] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:151 kernel/locking/spinlock.c:194) 
[ 33.549051][ T441] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4475) 
[ 33.549377][ T441] netif_set_mtu (net/core/dev.c:9652) 
[ 33.549706][ T441] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 33.550033][ T441] ? br_get_link_af_size_filtered (net/bridge/br_netlink.c:116) bridge 
[ 33.550479][ T441] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 33.550749][ T441] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 33.551189][ T441] br_add_if (net/bridge/br_if.c:697) bridge 
[ 33.551564][ T441] do_set_master (net/core/rtnetlink.c:2948) 
[ 33.551912][ T441] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 33.552240][ T441] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 33.552652][ T441] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 33.552977][ T441] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 33.553295][ T441] ? __kernel_text_address (kernel/extable.c:79) 
[ 33.553627][ T441] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 33.553946][ 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) 
[ 33.554263][ T441] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 33.554674][ T441] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 33.554996][ T441] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 33.555317][ T441] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 33.555643][ T441] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 33.555960][ T441] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 33.556280][ T441] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 33.556606][ T441] ? __create_object (mm/kmemleak.c:771) 
[ 33.556924][ T441] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 33.557241][ T441] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 33.557571][ T441] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 33.557970][ T441] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 33.558312][ T441] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 33.558691][ T441] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 33.559017][ T441] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 33.559340][ T441] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 33.559679][ T441] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 33.559992][ T441] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 33.560321][ T441] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 33.560647][ T441] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 33.560968][ T441] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 33.561288][ T441] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 33.561623][ T441] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 33.561941][ T441] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 33.562259][ T441] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 33.562613][ T441] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 33.562932][ 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) 
[ 33.563250][ T441] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 33.563588][ T441] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 33.563904][ T441] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 33.564226][ T441] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 33.564560][ T441] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 33.564882][ T441] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 33.565208][ T441] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 33.565538][ T441] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 33.565854][ T441] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 33.566256][ T441] ___sys_sendmsg (net/socket.c:2670) 
[ 33.566596][ T441] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 33.566914][ 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) 
[ 33.567315][ T441] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 33.567649][ T441] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 33.567970][ T441] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 33.568306][ T441] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 33.568637][ 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) 
[ 33.568953][ T441] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 33.569279][ T441] __sys_sendmsg (net/socket.c:2700) 
[ 33.569607][ T441] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 33.570003][ T441] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 33.570329][ T441] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 33.570681][ T441] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 33.571001][ T441] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   33.571389][  T441] RIP: 0033:0x7f4f419b91e7
[ 33.571727][ 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)
[   33.572834][  T441] RSP: 002b:00007ffcac29c818 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   33.573306][  T441] RAX: ffffffffffffffda RBX: 00007ffcac29cf40 RCX: 00007f4f419b91e7
[   33.573808][  T441] RDX: 0000000000000000 RSI: 00007ffcac29c880 RDI: 0000000000000005
[   33.574285][  T441] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000000
[   33.574774][  T441] R10: 000000000e81e910 R11: 0000000000000246 R12: 0000000000000004
[   33.575247][  T441] R13: 00000000686e1f8f R14: 0000000000499600 R15: 0000000000000000
| [   34.012666][  T445] ------------[ cut here ]------------
| [ 34.012990][ T445] WARNING: CPU: 0 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) 
| [   34.013663][  T445] Modules linked in: macvlan 8021q vxlan ip6_udp_tunnel udp_tunnel bridge stp llc vrf veth
| [   34.014979][  T445] Tainted: [W]=WARN
[   34.015216][  T445] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 34.015617][ 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) 
[ 34.015934][ T445] Code: 00 00 8b 05 d7 bc 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 1a 63 7b 00 85 c0 0f 85 39 fe ff ff 90 <0f> 0b 90 e9 30 fe ff ff 48 b8 00 00 00 00 00 fc ff df 4c 89 fa 48
All code
========
   0:	00 00                	add    %al,(%rax)
   2:	8b 05 d7 bc 3a 02    	mov    0x23abcd7(%rip),%eax        # 0x23abcdf
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb a0 0c 00 00 	lea    0xca0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 1a 63 7b 00       	call   0x7b633b
  21:	85 c0                	test   %eax,%eax
  23:	0f 85 39 fe ff ff    	jne    0xfffffffffffffe62
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	e9 30 fe ff ff       	jmp    0xfffffffffffffe62
  32:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
  39:	fc ff df 
  3c:	4c 89 fa             	mov    %r15,%rdx
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	e9 30 fe ff ff       	jmp    0xfffffffffffffe38
   8:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
   f:	fc ff df 
  12:	4c 89 fa             	mov    %r15,%rdx
  15:	48                   	rex.W
[   34.017071][  T445] RSP: 0018:ffffc90000c7eef0 EFLAGS: 00010246
[   34.017475][  T445] RAX: 0000000000000000 RBX: ffff88800b31a000 RCX: 0000000000000001
[   34.017945][  T445] RDX: 0000000000000000 RSI: ffffffff8549b941 RDI: ffffffff84c555e0
[   34.018422][  T445] RBP: ffffc90000c7efe0 R08: 0000000000000000 R09: 0000000000000000
[   34.018891][  T445] R10: ffffc90000c7f010 R11: ffffffff862a8918 R12: 1ffff9200018fde2
[   34.019363][  T445] R13: 00000000000005dc R14: ffffc90000c7f010 R15: ffff88800b31af08
[   34.019838][  T445] FS:  00007f2100fd8800(0000) GS:ffff8880aecb7000(0000) knlGS:0000000000000000
[   34.020381][  T445] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   34.020782][  T445] CR2: 00000000004e6890 CR3: 000000000cfca003 CR4: 0000000000772ef0
[   34.021256][  T445] PKRU: 55555554
[   34.021496][  T445] Call Trace:
[   34.021890][  T445]  <TASK>
[ 34.022056][ T445] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 34.022372][ T445] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 34.022755][ T445] ? mark_held_locks (kernel/locking/lockdep.c:4328) 
[ 34.023071][ T445] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:151 kernel/locking/spinlock.c:194) 
[ 34.023454][ T445] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4475) 
[ 34.023778][ T445] netif_set_mtu (net/core/dev.c:9652) 
[ 34.024097][ T445] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 34.024421][ T445] ? br_get_link_af_size_filtered (net/bridge/br_netlink.c:116) bridge 
[ 34.024868][ T445] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 34.025109][ T445] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 34.025560][ T445] br_add_if (net/bridge/br_if.c:697) bridge 
[ 34.025920][ T445] do_set_master (net/core/rtnetlink.c:2948) 
[ 34.026239][ T445] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 34.026563][ T445] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 34.026958][ T445] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 34.027276][ T445] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 34.027592][ T445] ? __kernel_text_address (kernel/extable.c:79) 
[ 34.027911][ T445] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 34.028242][ 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) 
[ 34.028583][ T445] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 34.028968][ T445] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 34.029282][ T445] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 34.029606][ T445] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 34.029924][ T445] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 34.030227][ T445] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 34.030549][ T445] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 34.030861][ T445] ? __create_object (mm/kmemleak.c:771) 
[ 34.031173][ T445] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 34.031482][ T445] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 34.031794][ T445] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 34.032168][ T445] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 34.032484][ T445] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 34.032802][ T445] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 34.033112][ T445] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 34.033429][ T445] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 34.033760][ T445] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 34.034068][ T445] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 34.034379][ T445] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 34.034691][ T445] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 34.034997][ T445] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 34.035307][ T445] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 34.035629][ T445] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 34.035935][ T445] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 34.036245][ T445] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 34.036584][ T445] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 34.036904][ 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) 
[ 34.037226][ T445] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 34.037564][ T445] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 34.037900][ T445] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 34.038234][ T445] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 34.038566][ T445] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 34.038887][ T445] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 34.039217][ T445] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 34.039554][ T445] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 34.039878][ T445] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 34.040299][ T445] ___sys_sendmsg (net/socket.c:2670) 
[ 34.040620][ T445] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 34.040939][ 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) 
[ 34.041338][ T445] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 34.041680][ T445] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 34.041993][ T445] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 34.042307][ T445] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 34.042622][ 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) 
[ 34.042928][ T445] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 34.043238][ T445] __sys_sendmsg (net/socket.c:2700) 
[ 34.043553][ T445] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 34.043930][ T445] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 34.044244][ T445] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 34.044560][ T445] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 34.044864][ T445] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   34.045246][  T445] RIP: 0033:0x7f21011a51e7
[ 34.045575][ 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)
[   34.046697][  T445] RSP: 002b:00007ffc3130e088 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   34.047194][  T445] RAX: ffffffffffffffda RBX: 00007ffc3130e7b0 RCX: 00007f21011a51e7
[   34.047683][  T445] RDX: 0000000000000000 RSI: 00007ffc3130e0f0 RDI: 0000000000000005
[   34.048173][  T445] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000000
[   34.048671][  T445] R10: 000000001e03e910 R11: 0000000000000246 R12: 0000000000000004
[   34.049160][  T445] R13: 00000000686e1f8f R14: 0000000000499600 R15: 0000000000000000
| [   34.278825][  T447] ------------[ cut here ]------------
| [ 34.279148][ T447] WARNING: CPU: 3 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) 
| [   34.280312][  T447] Modules linked in: macvlan 8021q vxlan ip6_udp_tunnel udp_tunnel bridge stp llc vrf veth
| [   34.281617][  T447] Tainted: [W]=WARN
[   34.281849][  T447] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 34.282245][ 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) 
[ 34.282607][ T447] Code: 00 00 8b 05 d7 bc 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 1a 63 7b 00 85 c0 0f 85 39 fe ff ff 90 <0f> 0b 90 e9 30 fe ff ff 48 b8 00 00 00 00 00 fc ff df 4c 89 fa 48
All code
========
   0:	00 00                	add    %al,(%rax)
   2:	8b 05 d7 bc 3a 02    	mov    0x23abcd7(%rip),%eax        # 0x23abcdf
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb a0 0c 00 00 	lea    0xca0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 1a 63 7b 00       	call   0x7b633b
  21:	85 c0                	test   %eax,%eax
  23:	0f 85 39 fe ff ff    	jne    0xfffffffffffffe62
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	e9 30 fe ff ff       	jmp    0xfffffffffffffe62
  32:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
  39:	fc ff df 
  3c:	4c 89 fa             	mov    %r15,%rdx
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	e9 30 fe ff ff       	jmp    0xfffffffffffffe38
   8:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
   f:	fc ff df 
  12:	4c 89 fa             	mov    %r15,%rdx
  15:	48                   	rex.W
[   34.283734][  T447] RSP: 0018:ffffc90000c9eef0 EFLAGS: 00010246
[   34.284142][  T447] RAX: 0000000000000000 RBX: ffff88800b31a000 RCX: 0000000000000001
[   34.284619][  T447] RDX: 0000000000000000 RSI: ffffffff8549b941 RDI: ffffffff84c555e0
[   34.285093][  T447] RBP: ffffc90000c9efe0 R08: 0000000000000000 R09: 0000000000000000
[   34.285572][  T447] R10: ffffc90000c9f010 R11: ffffffff862a8918 R12: 1ffff92000193de2
[   34.286032][  T447] R13: 00000000000005dc R14: ffffc90000c9f010 R15: ffff88800b31af08
[   34.286499][  T447] FS:  00007f09c97ed800(0000) GS:ffff8880aee37000(0000) knlGS:0000000000000000
[   34.287049][  T447] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   34.287455][  T447] CR2: 00000000004e6890 CR3: 0000000008e48003 CR4: 0000000000772ef0
[   34.287931][  T447] PKRU: 55555554
[   34.288176][  T447] Call Trace:
[   34.288406][  T447]  <TASK>
[ 34.288572][ T447] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 34.288883][ T447] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 34.289198][ T447] ? mark_held_locks (kernel/locking/lockdep.c:4328) 
[ 34.289508][ T447] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:151 kernel/locking/spinlock.c:194) 
[ 34.289903][ T447] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4475) 
[ 34.290230][ T447] netif_set_mtu (net/core/dev.c:9652) 
[ 34.290569][ T447] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 34.290897][ T447] ? br_get_link_af_size_filtered (net/bridge/br_netlink.c:116) bridge 
[ 34.291342][ T447] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 34.291590][ T447] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 34.292008][ T447] br_add_if (net/bridge/br_if.c:697) bridge 
[ 34.292381][ T447] do_set_master (net/core/rtnetlink.c:2948) 
[ 34.292708][ T447] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 34.293034][ T447] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 34.293438][ T447] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 34.293767][ T447] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 34.294076][ T447] ? __kernel_text_address (kernel/extable.c:79) 
[ 34.294406][ T447] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 34.294746][ 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) 
[ 34.295066][ T447] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 34.295451][ T447] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 34.295775][ T447] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 34.296099][ T447] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 34.296402][ T447] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 34.296727][ T447] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 34.297036][ T447] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 34.297357][ T447] ? __create_object (mm/kmemleak.c:771) 
[ 34.297682][ T447] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 34.298005][ T447] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 34.298343][ T447] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 34.298756][ T447] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 34.299074][ T447] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 34.299389][ T447] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 34.299706][ T447] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 34.300025][ T447] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 34.300332][ T447] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 34.300652][ T447] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 34.300964][ T447] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 34.301274][ T447] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 34.301594][ T447] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 34.301910][ T447] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 34.302223][ T447] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 34.302557][ T447] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 34.302876][ T447] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 34.303210][ T447] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 34.303515][ 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) 
[ 34.303839][ T447] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 34.304163][ T447] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 34.304466][ T447] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 34.304814][ T447] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 34.305133][ T447] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 34.305462][ T447] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 34.305793][ T447] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 34.306109][ T447] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 34.306426][ T447] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 34.306860][ T447] ___sys_sendmsg (net/socket.c:2670) 
[ 34.307174][ T447] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 34.307482][ 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) 
[ 34.307887][ T447] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 34.308224][ T447] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 34.308561][ T447] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 34.308885][ T447] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 34.309202][ 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) 
[ 34.309514][ T447] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 34.309845][ T447] __sys_sendmsg (net/socket.c:2700) 
[ 34.310157][ T447] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 34.310566][ T447] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 34.310898][ T447] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 34.311215][ T447] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 34.311538][ T447] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   34.311943][  T447] RIP: 0033:0x7f09c99ba1e7
[ 34.312265][ 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)
[   34.313409][  T447] RSP: 002b:00007ffc0e9e31f8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   34.313902][  T447] RAX: ffffffffffffffda RBX: 00007ffc0e9e3920 RCX: 00007f09c99ba1e7
[   34.314369][  T447] RDX: 0000000000000000 RSI: 00007ffc0e9e3260 RDI: 0000000000000005
[   34.314854][  T447] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000000
[   34.315347][  T447] R10: 000000002d57a910 R11: 0000000000000246 R12: 0000000000000004
[   34.315817][  T447] R13: 00000000686e1f8f R14: 0000000000499600 R15: 0000000000000000
| [   34.675634][  T450] ------------[ cut here ]------------
| [ 34.675975][ T450] WARNING: CPU: 3 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) 
| [   34.677131][  T450] Modules linked in: macvlan 8021q vxlan ip6_udp_tunnel udp_tunnel bridge stp llc vrf veth
| [   34.678581][  T450] Tainted: [W]=WARN
[   34.678828][  T450] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 34.679229][ 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) 
[ 34.679596][ T450] Code: 00 00 8b 05 d7 bc 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 1a 63 7b 00 85 c0 0f 85 39 fe ff ff 90 <0f> 0b 90 e9 30 fe ff ff 48 b8 00 00 00 00 00 fc ff df 4c 89 fa 48
All code
========
   0:	00 00                	add    %al,(%rax)
   2:	8b 05 d7 bc 3a 02    	mov    0x23abcd7(%rip),%eax        # 0x23abcdf
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb a0 0c 00 00 	lea    0xca0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 1a 63 7b 00       	call   0x7b633b
  21:	85 c0                	test   %eax,%eax
  23:	0f 85 39 fe ff ff    	jne    0xfffffffffffffe62
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	e9 30 fe ff ff       	jmp    0xfffffffffffffe62
  32:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
  39:	fc ff df 
  3c:	4c 89 fa             	mov    %r15,%rdx
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	e9 30 fe ff ff       	jmp    0xfffffffffffffe38
   8:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
   f:	fc ff df 
  12:	4c 89 fa             	mov    %r15,%rdx
  15:	48                   	rex.W
[   34.680785][  T450] RSP: 0018:ffffc90000cceef0 EFLAGS: 00010246
[   34.681212][  T450] RAX: 0000000000000000 RBX: ffff88800b31a000 RCX: 0000000000000001
[   34.681717][  T450] RDX: 0000000000000000 RSI: ffffffff8549b941 RDI: ffffffff84c555e0
[   34.682206][  T450] RBP: ffffc90000ccefe0 R08: 0000000000000000 R09: 0000000000000000
[   34.682730][  T450] R10: ffffc90000ccf010 R11: ffffffff862a8918 R12: 1ffff92000199de2
[   34.683343][  T450] R13: 00000000000005dc R14: ffffc90000ccf010 R15: ffff88800b31af08
[   34.683844][  T450] FS:  00007faf0564b800(0000) GS:ffff8880aee37000(0000) knlGS:0000000000000000
[   34.684408][  T450] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   34.684816][  T450] CR2: 00000000004e6890 CR3: 000000000b29d001 CR4: 0000000000772ef0
[   34.685318][  T450] PKRU: 55555554
[   34.685568][  T450] Call Trace:
[   34.685807][  T450]  <TASK>
[ 34.685966][ T450] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 34.686280][ T450] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 34.686610][ T450] ? mark_held_locks (kernel/locking/lockdep.c:4328) 
[ 34.686923][ T450] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:151 kernel/locking/spinlock.c:194) 
[ 34.687318][ T450] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4475) 
[ 34.687660][ T450] netif_set_mtu (net/core/dev.c:9652) 
[ 34.687970][ T450] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 34.688308][ T450] ? br_get_link_af_size_filtered (net/bridge/br_netlink.c:116) bridge 
[ 34.688747][ T450] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 34.688980][ T450] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 34.689400][ T450] br_add_if (net/bridge/br_if.c:697) bridge 
[ 34.689782][ T450] do_set_master (net/core/rtnetlink.c:2948) 
[ 34.690101][ T450] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 34.690417][ T450] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 34.690820][ T450] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 34.691126][ T450] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 34.691452][ T450] ? __kernel_text_address (kernel/extable.c:79) 
[ 34.691789][ T450] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 34.692115][ 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) 
[ 34.692426][ T450] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 34.692814][ T450] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 34.693125][ T450] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 34.693426][ T450] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 34.693760][ T450] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 34.694080][ T450] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 34.694390][ T450] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 34.694734][ T450] ? __create_object (mm/kmemleak.c:771) 
[ 34.695054][ T450] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 34.695369][ T450] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 34.695698][ T450] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 34.696086][ T450] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 34.696397][ T450] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 34.696714][ T450] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 34.697023][ T450] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 34.697334][ T450] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 34.697646][ T450] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 34.697948][ T450] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 34.698285][ T450] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 34.698599][ T450] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 34.698924][ T450] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 34.699239][ T450] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 34.699584][ T450] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 34.699888][ T450] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 34.700203][ T450] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 34.700533][ T450] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 34.700837][ 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) 
[ 34.701146][ T450] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 34.701470][ T450] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 34.701796][ T450] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 34.702118][ T450] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 34.702426][ T450] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 34.702760][ T450] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 34.703085][ T450] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 34.703394][ T450] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 34.703747][ T450] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 34.704166][ T450] ___sys_sendmsg (net/socket.c:2670) 
[ 34.704471][ T450] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 34.704805][ 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) 
[ 34.705185][ T450] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 34.705493][ T450] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 34.705808][ T450] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 34.706118][ T450] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 34.706431][ 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) 
[ 34.706743][ T450] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 34.707055][ T450] __sys_sendmsg (net/socket.c:2700) 
[ 34.707385][ T450] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 34.707781][ T450] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 34.708111][ T450] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 34.708443][ T450] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 34.708773][ T450] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   34.709161][  T450] RIP: 0033:0x7faf058181e7
[ 34.709503][ 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)
[   34.710617][  T450] RSP: 002b:00007ffc606163c8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   34.711088][  T450] RAX: ffffffffffffffda RBX: 00007ffc60616af0 RCX: 00007faf058181e7
[   34.711579][  T450] RDX: 0000000000000000 RSI: 00007ffc60616430 RDI: 0000000000000005
[   34.712055][  T450] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000000
[   34.712534][  T450] R10: 000000002b332910 R11: 0000000000000246 R12: 0000000000000004
[   34.712999][  T450] R13: 00000000686e1f90 R14: 0000000000499600 R15: 0000000000000000
| [   60.897436][  T656] ------------[ cut here ]------------
| [ 60.898213][ T656] WARNING: CPU: 3 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) 
| [   60.898854][  T656] Modules linked in: macvlan 8021q vxlan ip6_udp_tunnel udp_tunnel bridge stp llc vrf veth
| [   60.900114][  T656] Tainted: [W]=WARN
[   60.900348][  T656] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 60.900742][ 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) 
[ 60.901063][ T656] Code: 00 00 8b 05 d7 bc 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 1a 63 7b 00 85 c0 0f 85 39 fe ff ff 90 <0f> 0b 90 e9 30 fe ff ff 48 b8 00 00 00 00 00 fc ff df 4c 89 fa 48
All code
========
   0:	00 00                	add    %al,(%rax)
   2:	8b 05 d7 bc 3a 02    	mov    0x23abcd7(%rip),%eax        # 0x23abcdf
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb a0 0c 00 00 	lea    0xca0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 1a 63 7b 00       	call   0x7b633b
  21:	85 c0                	test   %eax,%eax
  23:	0f 85 39 fe ff ff    	jne    0xfffffffffffffe62
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	e9 30 fe ff ff       	jmp    0xfffffffffffffe62
  32:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
  39:	fc ff df 
  3c:	4c 89 fa             	mov    %r15,%rdx
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	e9 30 fe ff ff       	jmp    0xfffffffffffffe38
   8:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
   f:	fc ff df 
  12:	4c 89 fa             	mov    %r15,%rdx
  15:	48                   	rex.W
[   60.902223][  T656] RSP: 0018:ffffc900013def70 EFLAGS: 00010246
[   60.902643][  T656] RAX: 0000000000000000 RBX: ffff888005322000 RCX: 0000000000000001
[   60.903102][  T656] RDX: 0000000000000000 RSI: ffffffff8549b941 RDI: ffffffff84c555e0
[   60.903571][  T656] RBP: ffffc900013df058 R08: 0000000000000000 R09: 0000000000000000
[   60.904044][  T656] R10: ffffc900013df088 R11: ffffffff81800130 R12: 1ffff9200027bdf2
[   60.904532][  T656] R13: 00000000000005dc R14: ffffc900013df088 R15: ffff888005322f08
[   60.904986][  T656] FS:  00007f8d77377800(0000) GS:ffff8880aee37000(0000) knlGS:0000000000000000
[   60.905551][  T656] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   60.905942][  T656] CR2: 00000000004e5ab0 CR3: 000000000ce1d002 CR4: 0000000000772ef0
[   60.906397][  T656] PKRU: 55555554
[   60.906641][  T656] Call Trace:
[   60.906867][  T656]  <TASK>
[ 60.907021][ 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) 
[ 60.907409][ T656] ? br_del_if (net/bridge/br_if.c:742) bridge 
[ 60.907766][ T656] ? do_set_master (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:41 net/core/rtnetlink.c:2933) 
[ 60.908069][ T656] ? do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 60.908383][ T656] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 60.908714][ T656] ? netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 60.909026][ T656] ? netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 60.909336][ T656] ? ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 60.909661][ T656] ? ___sys_sendmsg (net/socket.c:2670) 
[ 60.909966][ T656] ? __sys_sendmsg (net/socket.c:2700) 
[ 60.910268][ T656] ? do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 60.910580][ T656] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[ 60.910971][ T656] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 60.911285][ T656] netif_set_mtu (net/core/dev.c:9652) 
[ 60.911602][ T656] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 60.911921][ T656] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 60.912151][ T656] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 60.912582][ T656] br_del_if (net/bridge/br_if.c:743) bridge 
[ 60.912922][ T656] ? rtnl_is_locked (net/core/rtnetlink.c:169) 
[ 60.913232][ T656] do_set_master (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:41 net/core/rtnetlink.c:2933) 
[ 60.913563][ T656] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 60.913881][ T656] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 60.914268][ T656] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 60.914580][ T656] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 60.914882][ T656] ? __kernel_text_address (kernel/extable.c:79) 
[ 60.915200][ T656] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 60.915506][ 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) 
[ 60.915821][ T656] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 60.916207][ T656] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 60.916513][ T656] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 60.916830][ T656] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 60.917132][ T656] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 60.917434][ T656] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 60.917759][ T656] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 60.918058][ T656] ? __create_object (mm/kmemleak.c:771) 
[ 60.918377][ T656] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 60.918698][ T656] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 60.919000][ T656] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 60.919377][ T656] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 60.919713][ T656] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 60.920021][ T656] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 60.920321][ T656] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 60.920638][ T656] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 60.920943][ T656] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 60.921242][ T656] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 60.921567][ T656] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 60.921870][ T656] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 60.922172][ T656] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 60.922477][ T656] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 60.922793][ T656] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 60.923095][ T656] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 60.923403][ T656] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 60.923723][ T656] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 60.924024][ 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) 
[ 60.924327][ T656] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 60.924639][ T656] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 60.924940][ T656] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 60.925246][ T656] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 60.925582][ T656] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 60.925890][ T656] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 60.926203][ T656] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 60.926507][ T656] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 60.926814][ T656] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 60.927199][ T656] ___sys_sendmsg (net/socket.c:2670) 
[ 60.927496][ T656] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 60.927809][ 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) 
[ 60.928200][ T656] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 60.928505][ T656] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 60.928820][ T656] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 60.929132][ T656] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 60.929432][ 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) 
[ 60.929752][ T656] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 60.930065][ T656] __sys_sendmsg (net/socket.c:2700) 
[ 60.930367][ T656] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 60.930749][ T656] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 60.931063][ T656] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 60.931368][ T656] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 60.931678][ T656] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   60.932055][  T656] RIP: 0033:0x7f8d775441e7
[ 60.932368][ 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)
[   60.933451][  T656] RSP: 002b:00007ffd4cb71e18 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   60.933928][  T656] RAX: ffffffffffffffda RBX: 00007ffd4cb72540 RCX: 00007f8d775441e7
[   60.934390][  T656] RDX: 0000000000000000 RSI: 00007ffd4cb71e80 RDI: 0000000000000005
[   60.934849][  T656] RBP: 0000000000000003 R08: 0000000000000003 R09: 0000000000000078
[   60.935302][  T656] R10: 00007f8d77441ee8 R11: 0000000000000246 R12: 0000000000000003
[   60.935763][  T656] R13: 00000000686e1faa R14: 0000000000499600 R15: 0000000000000000
| [   61.290774][  T659] ------------[ cut here ]------------
| [ 61.291098][ T659] WARNING: CPU: 3 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) 
| [   61.291723][  T659] Modules linked in: macvlan 8021q vxlan ip6_udp_tunnel udp_tunnel bridge stp llc vrf veth
| [   61.292972][  T659] Tainted: [W]=WARN
[   61.293205][  T659] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 61.293600][ 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) 
[ 61.293913][ T659] Code: 00 00 8b 05 d7 bc 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 1a 63 7b 00 85 c0 0f 85 39 fe ff ff 90 <0f> 0b 90 e9 30 fe ff ff 48 b8 00 00 00 00 00 fc ff df 4c 89 fa 48
All code
========
   0:	00 00                	add    %al,(%rax)
   2:	8b 05 d7 bc 3a 02    	mov    0x23abcd7(%rip),%eax        # 0x23abcdf
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb a0 0c 00 00 	lea    0xca0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 1a 63 7b 00       	call   0x7b633b
  21:	85 c0                	test   %eax,%eax
  23:	0f 85 39 fe ff ff    	jne    0xfffffffffffffe62
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	e9 30 fe ff ff       	jmp    0xfffffffffffffe62
  32:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
  39:	fc ff df 
  3c:	4c 89 fa             	mov    %r15,%rdx
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	e9 30 fe ff ff       	jmp    0xfffffffffffffe38
   8:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
   f:	fc ff df 
  12:	4c 89 fa             	mov    %r15,%rdx
  15:	48                   	rex.W
[   61.295003][  T659] RSP: 0018:ffffc9000140ef70 EFLAGS: 00010246
[   61.295389][  T659] RAX: 0000000000000000 RBX: ffff888005322000 RCX: 0000000000000001
[   61.295856][  T659] RDX: 0000000000000000 RSI: ffffffff8549b941 RDI: ffffffff84c555e0
[   61.296356][  T659] RBP: ffffc9000140f058 R08: 0000000000000000 R09: 0000000000000000
[   61.296819][  T659] R10: ffffc9000140f088 R11: ffffffff85979160 R12: 1ffff92000281df2
[   61.297273][  T659] R13: 00000000000005dc R14: ffffc9000140f088 R15: ffff888005322f08
[   61.298931][  T659] FS:  00007ff5a7593800(0000) GS:ffff8880aee37000(0000) knlGS:0000000000000000
[   61.299474][  T659] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   61.299865][  T659] CR2: 00000000004e5aa8 CR3: 000000000f5ad001 CR4: 0000000000772ef0
[   61.300321][  T659] PKRU: 55555554
[   61.300554][  T659] Call Trace:
[   61.300789][  T659]  <TASK>
[ 61.300942][ 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) 
[ 61.301323][ T659] ? br_del_if (net/bridge/br_if.c:742) bridge 
[ 61.301676][ T659] ? do_set_master (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:41 net/core/rtnetlink.c:2933) 
[ 61.301987][ T659] ? do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 61.302288][ T659] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 61.302604][ T659] ? netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 61.302905][ T659] ? netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 61.303216][ T659] ? ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 61.303533][ T659] ? ___sys_sendmsg (net/socket.c:2670) 
[ 61.303835][ T659] ? __sys_sendmsg (net/socket.c:2700) 
[ 61.304141][ T659] ? do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 61.304448][ T659] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[ 61.304833][ T659] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 61.305148][ T659] netif_set_mtu (net/core/dev.c:9652) 
[ 61.305456][ T659] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 61.305789][ T659] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 61.306021][ T659] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 61.306441][ T659] br_del_if (net/bridge/br_if.c:743) bridge 
[ 61.306788][ T659] ? rtnl_is_locked (net/core/rtnetlink.c:169) 
[ 61.307091][ T659] do_set_master (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:41 net/core/rtnetlink.c:2933) 
[ 61.307397][ T659] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 61.307722][ T659] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 61.308120][ T659] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 61.308425][ T659] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 61.308741][ T659] ? __kernel_text_address (kernel/extable.c:79) 
[ 61.309050][ T659] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 61.309358][ 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) 
[ 61.309671][ T659] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 61.310050][ T659] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 61.310363][ T659] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 61.310678][ T659] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 61.310980][ T659] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 61.311300][ T659] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 61.311615][ T659] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 61.311913][ T659] ? __create_object (mm/kmemleak.c:771) 
[ 61.312220][ T659] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 61.312543][ T659] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 61.312862][ T659] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 61.313237][ T659] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 61.313561][ T659] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 61.313873][ T659] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 61.314177][ T659] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 61.314485][ T659] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 61.314805][ T659] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 61.315113][ T659] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 61.315419][ T659] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 61.315737][ T659] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 61.316042][ T659] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 61.316348][ T659] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 61.316673][ T659] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 61.316976][ T659] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 61.317279][ T659] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 61.317609][ T659] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 61.317912][ 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) 
[ 61.318228][ T659] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 61.318543][ T659] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 61.318845][ T659] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 61.319151][ T659] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 61.319458][ T659] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 61.319780][ T659] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 61.320091][ T659] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 61.320397][ T659] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 61.320709][ T659] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 61.321099][ T659] ___sys_sendmsg (net/socket.c:2670) 
[ 61.321397][ T659] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 61.321706][ 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) 
[ 61.322095][ T659] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 61.322400][ T659] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 61.322717][ T659] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 61.323029][ T659] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 61.323330][ 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) 
[ 61.323639][ T659] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 61.323953][ T659] __sys_sendmsg (net/socket.c:2700) 
[ 61.324259][ T659] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 61.324657][ T659] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 61.324974][ T659] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 61.325278][ T659] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 61.325594][ T659] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   61.325976][  T659] RIP: 0033:0x7ff5a77601e7
[ 61.326293][ 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)
[   61.327382][  T659] RSP: 002b:00007ffe47836b38 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   61.327850][  T659] RAX: ffffffffffffffda RBX: 00007ffe47837260 RCX: 00007ff5a77601e7
[   61.328314][  T659] RDX: 0000000000000000 RSI: 00007ffe47836ba0 RDI: 0000000000000005
[   61.328779][  T659] RBP: 0000000000000003 R08: 0000000000000003 R09: 0000000000000078
[   61.329236][  T659] R10: 00007ff5a765dee8 R11: 0000000000000246 R12: 0000000000000003
[   61.329696][  T659] R13: 00000000686e1fab R14: 0000000000499600 R15: 0000000000000000
| [   61.562358][  T661] ------------[ cut here ]------------
| [ 61.562702][ T661] WARNING: CPU: 0 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) 
| [   61.563309][  T661] Modules linked in: macvlan 8021q vxlan ip6_udp_tunnel udp_tunnel bridge stp llc vrf veth
| [   61.564582][  T661] Tainted: [W]=WARN
[   61.564813][  T661] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 61.565196][ 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) 
[ 61.565508][ T661] Code: 00 00 8b 05 d7 bc 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 1a 63 7b 00 85 c0 0f 85 39 fe ff ff 90 <0f> 0b 90 e9 30 fe ff ff 48 b8 00 00 00 00 00 fc ff df 4c 89 fa 48
All code
========
   0:	00 00                	add    %al,(%rax)
   2:	8b 05 d7 bc 3a 02    	mov    0x23abcd7(%rip),%eax        # 0x23abcdf
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb a0 0c 00 00 	lea    0xca0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 1a 63 7b 00       	call   0x7b633b
  21:	85 c0                	test   %eax,%eax
  23:	0f 85 39 fe ff ff    	jne    0xfffffffffffffe62
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	e9 30 fe ff ff       	jmp    0xfffffffffffffe62
  32:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
  39:	fc ff df 
  3c:	4c 89 fa             	mov    %r15,%rdx
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	e9 30 fe ff ff       	jmp    0xfffffffffffffe38
   8:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
   f:	fc ff df 
  12:	4c 89 fa             	mov    %r15,%rdx
  15:	48                   	rex.W
[   61.566817][  T661] RSP: 0018:ffffc9000141ef70 EFLAGS: 00010246
[   61.567203][  T661] RAX: 0000000000000000 RBX: ffff888005322000 RCX: 0000000000000001
[   61.567837][  T661] RDX: 0000000000000000 RSI: ffffffff8549b941 RDI: ffffffff84c555e0
[   61.568310][  T661] RBP: ffffc9000141f058 R08: 0000000000000000 R09: 0000000000000000
[   61.568886][  T661] R10: ffffc9000141f088 R11: ffffffff85979160 R12: 1ffff92000283df2
[   61.569344][  T661] R13: 00000000000005dc R14: ffffc9000141f088 R15: ffff888005322f08
[   61.569862][  T661] FS:  00007f90bd66a800(0000) GS:ffff8880aecb7000(0000) knlGS:0000000000000000
[   61.570416][  T661] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   61.570854][  T661] CR2: 00000000004e6100 CR3: 000000000f396005 CR4: 0000000000772ef0
[   61.571331][  T661] PKRU: 55555554
[   61.571572][  T661] Call Trace:
[   61.571804][  T661]  <TASK>
[ 61.571959][ 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) 
[ 61.572350][ T661] ? br_del_if (net/bridge/br_if.c:742) bridge 
[ 61.572718][ T661] ? do_set_master (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:41 net/core/rtnetlink.c:2933) 
[ 61.573035][ T661] ? do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 61.573341][ T661] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 61.573660][ T661] ? netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 61.573968][ T661] ? netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 61.574270][ T661] ? ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 61.574587][ T661] ? ___sys_sendmsg (net/socket.c:2670) 
[ 61.574962][ T661] ? __sys_sendmsg (net/socket.c:2700) 
[ 61.575266][ T661] ? do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 61.575581][ T661] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[ 61.575960][ T661] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 61.576335][ T661] netif_set_mtu (net/core/dev.c:9652) 
[ 61.576660][ T661] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 61.576981][ T661] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 61.577217][ T661] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 61.577662][ T661] br_del_if (net/bridge/br_if.c:743) bridge 
[ 61.578019][ T661] ? rtnl_is_locked (net/core/rtnetlink.c:169) 
[ 61.578335][ T661] do_set_master (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:41 net/core/rtnetlink.c:2933) 
[ 61.578657][ T661] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 61.578966][ T661] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 61.579362][ T661] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 61.579677][ T661] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 61.579989][ T661] ? __kernel_text_address (kernel/extable.c:79) 
[ 61.580295][ T661] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 61.580635][ 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) 
[ 61.580944][ T661] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 61.581320][ T661] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 61.581638][ T661] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 61.581940][ T661] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 61.582249][ T661] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 61.582561][ T661] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 61.582866][ T661] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 61.583166][ T661] ? __create_object (mm/kmemleak.c:771) 
[ 61.583471][ T661] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 61.583789][ T661] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 61.584094][ T661] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 61.584470][ T661] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 61.584795][ T661] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 61.585110][ T661] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 61.585417][ T661] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 61.585740][ T661] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 61.586044][ T661] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 61.586345][ T661] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 61.586661][ T661] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 61.586963][ T661] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 61.587281][ T661] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 61.587605][ T661] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 61.587915][ T661] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 61.588233][ T661] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 61.588559][ T661] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 61.588876][ T661] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 61.589176][ 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) 
[ 61.589504][ T661] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 61.589822][ T661] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 61.590124][ T661] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 61.590431][ T661] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 61.590754][ T661] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 61.591075][ T661] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 61.591385][ T661] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 61.591714][ T661] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 61.592029][ T661] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 61.592421][ T661] ___sys_sendmsg (net/socket.c:2670) 
[ 61.592750][ T661] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 61.593053][ 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) 
[ 61.593448][ T661] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 61.593769][ T661] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 61.594086][ T661] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 61.594432][ T661] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 61.594747][ 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) 
[ 61.595055][ T661] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 61.595366][ T661] __sys_sendmsg (net/socket.c:2700) 
[ 61.595682][ T661] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 61.596058][ T661] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 61.596381][ T661] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 61.596717][ T661] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 61.597039][ T661] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   61.597420][  T661] RIP: 0033:0x7f90bd8371e7
[ 61.597753][ 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)
[   61.598861][  T661] RSP: 002b:00007ffc21f77c08 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   61.599319][  T661] RAX: ffffffffffffffda RBX: 00007ffc21f78330 RCX: 00007f90bd8371e7
[   61.599792][  T661] RDX: 0000000000000000 RSI: 00007ffc21f77c70 RDI: 0000000000000005
[   61.600246][  T661] RBP: 0000000000000003 R08: 0000000000000003 R09: 0000000000000078
[   61.600720][  T661] R10: 00007f90bd734ee8 R11: 0000000000000246 R12: 0000000000000003
[   61.601175][  T661] R13: 00000000686e1fab R14: 0000000000499600 R15: 0000000000000000
| [   62.089869][  T665] ------------[ cut here ]------------
| [ 62.090222][ T665] WARNING: CPU: 2 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) 
| [   62.090853][  T665] Modules linked in: macvlan 8021q vxlan ip6_udp_tunnel udp_tunnel bridge stp llc vrf veth
| [   62.092151][  T665] Tainted: [W]=WARN
[   62.092396][  T665] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 62.092807][ 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) 
[ 62.093142][ T665] Code: 00 00 8b 05 d7 bc 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 1a 63 7b 00 85 c0 0f 85 39 fe ff ff 90 <0f> 0b 90 e9 30 fe ff ff 48 b8 00 00 00 00 00 fc ff df 4c 89 fa 48
All code
========
   0:	00 00                	add    %al,(%rax)
   2:	8b 05 d7 bc 3a 02    	mov    0x23abcd7(%rip),%eax        # 0x23abcdf
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb a0 0c 00 00 	lea    0xca0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 1a 63 7b 00       	call   0x7b633b
  21:	85 c0                	test   %eax,%eax
  23:	0f 85 39 fe ff ff    	jne    0xfffffffffffffe62
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	e9 30 fe ff ff       	jmp    0xfffffffffffffe62
  32:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
  39:	fc ff df 
  3c:	4c 89 fa             	mov    %r15,%rdx
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	e9 30 fe ff ff       	jmp    0xfffffffffffffe38
   8:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
   f:	fc ff df 
  12:	4c 89 fa             	mov    %r15,%rdx
  15:	48                   	rex.W
[   62.094968][  T665] RSP: 0018:ffffc9000145ef70 EFLAGS: 00010246
[   62.095372][  T665] RAX: 0000000000000000 RBX: ffff888005322000 RCX: 0000000000000001
[   62.095852][  T665] RDX: 0000000000000000 RSI: ffffffff8549b941 RDI: ffffffff84c555e0
[   62.096317][  T665] RBP: ffffc9000145f058 R08: 0000000000000000 R09: 0000000000000000
[   62.096809][  T665] R10: ffffc9000145f088 R11: ffffffff85979160 R12: 1ffff9200028bdf2
[   62.097279][  T665] R13: 00000000000005dc R14: ffffc9000145f088 R15: ffff888005322f08
[   62.097769][  T665] FS:  00007f8b1b0f1800(0000) GS:ffff8880aedb7000(0000) knlGS:0000000000000000
[   62.098321][  T665] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   62.098735][  T665] CR2: 00000000004e5de8 CR3: 000000000ef0c002 CR4: 0000000000772ef0
[   62.099214][  T665] PKRU: 55555554
[   62.099453][  T665] Call Trace:
[   62.099707][  T665]  <TASK>
[ 62.099878][ 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) 
[ 62.100272][ T665] ? br_del_if (net/bridge/br_if.c:742) bridge 
[ 62.100651][ T665] ? do_set_master (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:41 net/core/rtnetlink.c:2933) 
[ 62.100988][ T665] ? do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 62.101305][ T665] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 62.101634][ T665] ? netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 62.101949][ T665] ? netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 62.102263][ T665] ? ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 62.102601][ T665] ? ___sys_sendmsg (net/socket.c:2670) 
[ 62.102917][ T665] ? __sys_sendmsg (net/socket.c:2700) 
[ 62.103232][ T665] ? do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 62.103562][ T665] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[ 62.103951][ T665] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 62.104274][ T665] netif_set_mtu (net/core/dev.c:9652) 
[ 62.104611][ T665] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 62.104948][ T665] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 62.105191][ T665] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 62.105653][ T665] br_del_if (net/bridge/br_if.c:743) bridge 
[ 62.106015][ T665] ? rtnl_is_locked (net/core/rtnetlink.c:169) 
[ 62.106331][ T665] do_set_master (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:41 net/core/rtnetlink.c:2933) 
[ 62.106670][ T665] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 62.106992][ T665] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 62.107390][ T665] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 62.107718][ T665] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 62.108033][ T665] ? __kernel_text_address (kernel/extable.c:79) 
[ 62.108365][ T665] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 62.108706][ 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) 
[ 62.109025][ T665] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 62.109412][ T665] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 62.109738][ T665] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 62.110052][ T665] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 62.110365][ T665] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 62.110692][ T665] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 62.111015][ T665] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 62.111327][ T665] ? __create_object (mm/kmemleak.c:771) 
[ 62.111658][ T665] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 62.111974][ T665] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 62.112287][ T665] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 62.112694][ T665] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 62.113021][ T665] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 62.113351][ T665] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 62.113680][ T665] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 62.114003][ T665] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 62.114317][ T665] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 62.114641][ T665] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 62.114965][ T665] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 62.115280][ T665] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 62.115607][ T665] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 62.115929][ T665] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 62.116249][ T665] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 62.116592][ T665] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 62.116914][ T665] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 62.117242][ T665] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 62.117566][ 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) 
[ 62.117885][ T665] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 62.118214][ T665] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 62.118542][ T665] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 62.118865][ T665] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 62.119183][ T665] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 62.119498][ T665] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 62.119833][ T665] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 62.120149][ T665] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 62.120470][ T665] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 62.120892][ T665] ___sys_sendmsg (net/socket.c:2670) 
[ 62.121210][ T665] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 62.121532][ 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) 
[ 62.121923][ T665] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 62.122240][ T665] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 62.122571][ T665] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 62.122898][ T665] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 62.123215][ 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) 
[ 62.123561][ T665] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 62.123886][ T665] __sys_sendmsg (net/socket.c:2700) 
[ 62.124198][ T665] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 62.124606][ T665] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 62.124943][ T665] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 62.125258][ T665] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 62.125589][ T665] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   62.125974][  T665] RIP: 0033:0x7f8b1b2be1e7
[ 62.126299][ 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)
[   62.127399][  T665] RSP: 002b:00007fff6463baa8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   62.127884][  T665] RAX: ffffffffffffffda RBX: 00007fff6463c1d0 RCX: 00007f8b1b2be1e7
[   62.128356][  T665] RDX: 0000000000000000 RSI: 00007fff6463bb10 RDI: 0000000000000005
[   62.128845][  T665] RBP: 0000000000000003 R08: 0000000000000003 R09: 0000000000000078
[   62.129310][  T665] R10: 00007f8b1b1bbee8 R11: 0000000000000246 R12: 0000000000000003
[   62.129790][  T665] R13: 00000000686e1fab R14: 0000000000499600 R15: 0000000000000000
| [   62.619502][  T669] ------------[ cut here ]------------
| [ 62.619831][ T669] WARNING: CPU: 0 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) 
| [   62.620429][  T669] Modules linked in: macvlan 8021q vxlan ip6_udp_tunnel udp_tunnel bridge stp llc vrf veth
| [   62.622489][  T669] Tainted: [W]=WARN
[   62.622741][  T669] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 62.623121][ 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) 
[ 62.623433][ T669] Code: 00 00 8b 05 d7 bc 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 1a 63 7b 00 85 c0 0f 85 39 fe ff ff 90 <0f> 0b 90 e9 30 fe ff ff 48 b8 00 00 00 00 00 fc ff df 4c 89 fa 48
All code
========
   0:	00 00                	add    %al,(%rax)
   2:	8b 05 d7 bc 3a 02    	mov    0x23abcd7(%rip),%eax        # 0x23abcdf
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb a0 0c 00 00 	lea    0xca0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 1a 63 7b 00       	call   0x7b633b
  21:	85 c0                	test   %eax,%eax
  23:	0f 85 39 fe ff ff    	jne    0xfffffffffffffe62
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	e9 30 fe ff ff       	jmp    0xfffffffffffffe62
  32:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
  39:	fc ff df 
  3c:	4c 89 fa             	mov    %r15,%rdx
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	e9 30 fe ff ff       	jmp    0xfffffffffffffe38
   8:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
   f:	fc ff df 
  12:	4c 89 fa             	mov    %r15,%rdx
  15:	48                   	rex.W
[   62.624526][  T669] RSP: 0018:ffffc9000129ef70 EFLAGS: 00010246
[   62.624912][  T669] RAX: 0000000000000000 RBX: ffff888005322000 RCX: 0000000000000001
[   62.625370][  T669] RDX: 0000000000000000 RSI: ffffffff8549b941 RDI: ffffffff84c555e0
[   62.625834][  T669] RBP: ffffc9000129f058 R08: 0000000000000000 R09: 0000000000000000
[   62.626290][  T669] R10: ffffc9000129f088 R11: ffffffff85979160 R12: 1ffff92000253df2
[   62.626751][  T669] R13: 00000000000005dc R14: ffffc9000129f088 R15: ffff888005322f08
[   62.627204][  T669] FS:  00007f4a858ae800(0000) GS:ffff8880aecb7000(0000) knlGS:0000000000000000
[   62.627752][  T669] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   62.628146][  T669] CR2: 00000000004e5ce0 CR3: 000000000ef0c004 CR4: 0000000000772ef0
[   62.628618][  T669] PKRU: 55555554
[   62.628849][  T669] Call Trace:
[   62.629087][  T669]  <TASK>
[ 62.629240][ 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) 
[ 62.629628][ T669] ? br_del_if (net/bridge/br_if.c:742) bridge 
[ 62.629975][ T669] ? do_set_master (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:41 net/core/rtnetlink.c:2933) 
[ 62.630277][ T669] ? do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 62.630589][ T669] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 62.630890][ T669] ? netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 62.631202][ T669] ? netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 62.631505][ T669] ? ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 62.631817][ T669] ? ___sys_sendmsg (net/socket.c:2670) 
[ 62.632119][ T669] ? __sys_sendmsg (net/socket.c:2700) 
[ 62.632418][ T669] ? do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 62.632731][ T669] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[ 62.633106][ T669] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 62.633423][ T669] netif_set_mtu (net/core/dev.c:9652) 
[ 62.633744][ T669] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 62.634063][ T669] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 62.634294][ T669] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 62.634723][ T669] br_del_if (net/bridge/br_if.c:743) bridge 
[ 62.635062][ T669] ? rtnl_is_locked (net/core/rtnetlink.c:169) 
[ 62.635365][ T669] do_set_master (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:41 net/core/rtnetlink.c:2933) 
[ 62.635679][ T669] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 62.635986][ T669] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 62.636375][ T669] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 62.636692][ T669] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 62.636992][ T669] ? __kernel_text_address (kernel/extable.c:79) 
[ 62.637299][ T669] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 62.637616][ 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) 
[ 62.637924][ T669] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 62.638313][ T669] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 62.638630][ T669] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 62.638931][ T669] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 62.639232][ T669] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 62.639543][ T669] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 62.639847][ T669] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 62.640146][ T669] ? __create_object (mm/kmemleak.c:771) 
[ 62.640450][ T669] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 62.640771][ T669] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 62.641074][ T669] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 62.641453][ T669] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 62.641781][ T669] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 62.642091][ T669] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 62.642394][ T669] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 62.642712][ T669] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 62.643022][ T669] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 62.643326][ T669] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 62.643638][ T669] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 62.643942][ T669] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 62.644246][ T669] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 62.644560][ T669] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 62.644869][ T669] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 62.645174][ T669] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 62.645482][ T669] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 62.645806][ T669] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 62.646109][ 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) 
[ 62.646452][ T669] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 62.646779][ T669] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 62.647084][ T669] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 62.647394][ T669] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 62.647734][ T669] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 62.648039][ T669] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 62.648357][ T669] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 62.648673][ T669] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 62.648975][ T669] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 62.649363][ T669] ___sys_sendmsg (net/socket.c:2670) 
[ 62.649676][ T669] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 62.649985][ 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) 
[ 62.650366][ T669] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 62.650681][ T669] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 62.650990][ T669] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 62.651299][ T669] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 62.651615][ 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) 
[ 62.651918][ T669] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 62.652234][ T669] __sys_sendmsg (net/socket.c:2700) 
[ 62.652550][ T669] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 62.652928][ T669] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 62.653244][ T669] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 62.653559][ T669] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 62.653863][ T669] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   62.654238][  T669] RIP: 0033:0x7f4a85a7b1e7
[ 62.654560][ 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)
[   62.655650][  T669] RSP: 002b:00007ffdbe2179a8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   62.656110][  T669] RAX: ffffffffffffffda RBX: 00007ffdbe2180d0 RCX: 00007f4a85a7b1e7
[   62.656572][  T669] RDX: 0000000000000000 RSI: 00007ffdbe217a10 RDI: 0000000000000005
[   62.657030][  T669] RBP: 0000000000000003 R08: 0000000000000003 R09: 0000000000000078
[   62.657480][  T669] R10: 00007f4a85978ee8 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