======================================
| [   23.135890][  T349] br1: port 1(vx10) entered forwarding state
| [   23.137209][  T349] ------------[ cut here ]------------
| [ 23.137611][ T349] WARNING: CPU: 2 PID: 349 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) 
| [   23.138269][  T349] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel bridge stp llc 8021q sch_ingress vrf veth
[   23.140367][  T349] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 23.141030][ T349] 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) 
[ 23.141547][ T349] 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
[   23.142689][  T349] RSP: 0018:ffffc900005a6ef0 EFLAGS: 00010246
[   23.143103][  T349] RAX: 0000000000000000 RBX: ffff88800aa5a000 RCX: 0000000000000001
[   23.143604][  T349] RDX: 0000000000000000 RSI: ffffffff87c9b941 RDI: ffffffff874555e0
[   23.144104][  T349] RBP: ffffc900005a6fe0 R08: 0000000000000000 R09: 0000000000000000
[   23.144603][  T349] R10: ffffc900005a7010 R11: ffffffff88aa8918 R12: 1ffff920000b4de2
[   23.145092][  T349] R13: 00000000000005dc R14: ffffc900005a7010 R15: ffff88800aa5af08
[   23.145784][  T349] FS:  00007f1ed7e11800(0000) GS:ffff8880ac5b7000(0000) knlGS:0000000000000000
[   23.146369][  T349] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   23.146793][  T349] CR2: 00000000004e5ce0 CR3: 000000000c3c7006 CR4: 0000000000772ef0
[   23.147295][  T349] PKRU: 55555554
[   23.147559][  T349] Call Trace:
[   23.147840][  T349]  <TASK>
[ 23.148033][ T349] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 23.148373][ T349] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 23.148730][ T349] ? mark_held_locks (kernel/locking/lockdep.c:4328) 
[ 23.149066][ T349] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:151 kernel/locking/spinlock.c:194) 
[ 23.149488][ T349] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4475) 
[ 23.149818][ T349] netif_set_mtu (net/core/dev.c:9652) 
[ 23.150156][ T349] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 23.150535][ T349] ? br_get_link_af_size_filtered (net/bridge/br_netlink.c:116) bridge 
[ 23.150988][ T349] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 23.151245][ T349] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 23.151711][ T349] br_add_if (net/bridge/br_if.c:697) bridge 
[ 23.152086][ T349] do_set_master (net/core/rtnetlink.c:2948) 
[ 23.152418][ T349] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 23.152758][ T349] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 23.153170][ T349] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 23.153510][ T349] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 23.153837][ T349] ? __kernel_text_address (kernel/extable.c:79) 
[ 23.154186][ T349] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 23.154523][ T349] ? __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) 
[ 23.154840][ T349] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 23.155229][ T349] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 23.155556][ T349] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 23.155880][ T349] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 23.156200][ T349] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 23.156534][ T349] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 23.156856][ T349] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 23.157172][ T349] ? __create_object (mm/kmemleak.c:771) 
[ 23.157507][ T349] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 23.157851][ T349] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 23.158169][ T349] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 23.158579][ T349] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 23.158909][ T349] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 23.159247][ T349] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 23.159578][ T349] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 23.159910][ T349] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 23.160231][ T349] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 23.160557][ T349] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 23.160881][ T349] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 23.161200][ T349] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 23.161535][ T349] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 23.161867][ T349] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 23.162195][ T349] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 23.162528][ T349] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 23.162880][ T349] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 23.163218][ T349] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 23.163551][ T349] ? 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) 
[ 23.163874][ T349] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 23.164209][ T349] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 23.164543][ T349] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 23.164877][ T349] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 23.165205][ T349] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 23.165542][ T349] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 23.165877][ T349] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 23.166212][ T349] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 23.166556][ T349] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 23.166978][ T349] ___sys_sendmsg (net/socket.c:2670) 
[ 23.167303][ T349] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 23.167641][ T349] ? __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) 
[ 23.168063][ T349] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 23.168395][ T349] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 23.168742][ T349] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 23.169083][ T349] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 23.169406][ T349] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 23.169752][ T349] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 23.170091][ T349] __sys_sendmsg (net/socket.c:2700) 
[ 23.170419][ T349] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 23.170845][ T349] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 23.171190][ T349] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 23.171540][ T349] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 23.171876][ T349] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   23.172290][  T349] RIP: 0033:0x7f1ed7fde1e7
[ 23.172643][ T349] 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)
[   23.173802][  T349] RSP: 002b:00007ffdd8d8b128 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   23.174300][  T349] RAX: ffffffffffffffda RBX: 00007ffdd8d8b850 RCX: 00007f1ed7fde1e7
[   23.175087][  T349] RDX: 0000000000000000 RSI: 00007ffdd8d8b190 RDI: 0000000000000005
[   23.175586][  T349] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000000
[   23.176077][  T349] R10: 00000000183d4910 R11: 0000000000000246 R12: 0000000000000004
[   23.176582][  T349] R13: 00000000686e3345 R14: 0000000000499600 R15: 0000000000000000
| [   23.689716][  T354] ------------[ cut here ]------------
| [ 23.690048][ T354] WARNING: CPU: 0 PID: 354 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) 
| [   23.691127][  T354] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel bridge stp llc 8021q sch_ingress vrf veth
| [   23.692417][  T354] Tainted: [W]=WARN
[   23.692664][  T354] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 23.693067][ T354] 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) 
[ 23.693385][ T354] 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
[   23.694520][  T354] RSP: 0018:ffffc90000576ef0 EFLAGS: 00010246
[   23.694934][  T354] RAX: 0000000000000000 RBX: ffff88800aa5a000 RCX: 0000000000000001
[   23.695398][  T354] RDX: 0000000000000000 RSI: ffffffff87c9b941 RDI: ffffffff874555e0
[   23.695865][  T354] RBP: ffffc90000576fe0 R08: 0000000000000000 R09: 0000000000000000
[   23.696330][  T354] R10: ffffc90000577010 R11: ffffffff88aa8918 R12: 1ffff920000aede2
[   23.696794][  T354] R13: 00000000000005dc R14: ffffc90000577010 R15: ffff88800aa5af08
[   23.697265][  T354] FS:  00007f705f0c9800(0000) GS:ffff8880ac4b7000(0000) knlGS:0000000000000000
[   23.697815][  T354] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   23.698210][  T354] CR2: 00000000004e5de8 CR3: 000000000e12b003 CR4: 0000000000772ef0
[   23.698683][  T354] PKRU: 55555554
[   23.698914][  T354] Call Trace:
[   23.699146][  T354]  <TASK>
[ 23.699305][ T354] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 23.699649][ T354] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 23.699963][ T354] ? mark_held_locks (kernel/locking/lockdep.c:4328) 
[ 23.700297][ T354] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:151 kernel/locking/spinlock.c:194) 
[ 23.700690][ T354] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4475) 
[ 23.701032][ T354] netif_set_mtu (net/core/dev.c:9652) 
[ 23.701340][ T354] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 23.701668][ T354] ? br_get_link_af_size_filtered (net/bridge/br_netlink.c:116) bridge 
[ 23.702122][ T354] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 23.702357][ T354] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 23.702814][ T354] br_add_if (net/bridge/br_if.c:697) bridge 
[ 23.703185][ T354] do_set_master (net/core/rtnetlink.c:2948) 
[ 23.703521][ T354] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 23.703848][ T354] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 23.704235][ T354] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 23.704576][ T354] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 23.704885][ T354] ? __kernel_text_address (kernel/extable.c:79) 
[ 23.705224][ T354] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 23.705548][ T354] ? __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) 
[ 23.705876][ T354] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 23.706277][ T354] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 23.706600][ T354] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 23.706925][ T354] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 23.707233][ T354] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 23.707575][ T354] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 23.707900][ T354] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 23.708220][ T354] ? __create_object (mm/kmemleak.c:771) 
[ 23.708539][ T354] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 23.708850][ T354] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 23.709160][ T354] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 23.709555][ T354] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 23.709870][ T354] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 23.710194][ T354] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 23.710517][ T354] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 23.710833][ T354] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 23.711165][ T354] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 23.711480][ T354] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 23.711791][ T354] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 23.712106][ T354] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 23.712418][ T354] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 23.712760][ T354] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 23.713079][ T354] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 23.713412][ T354] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 23.713732][ T354] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 23.714076][ T354] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 23.714389][ T354] ? 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) 
[ 23.714716][ T354] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 23.715029][ T354] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 23.715338][ T354] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 23.715663][ T354] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 23.715976][ T354] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 23.716285][ T354] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 23.716608][ T354] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 23.716923][ T354] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 23.717233][ T354] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 23.717644][ T354] ___sys_sendmsg (net/socket.c:2670) 
[ 23.717972][ T354] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 23.718278][ T354] ? __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) 
[ 23.718693][ T354] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 23.719013][ T354] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 23.719325][ T354] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 23.719650][ T354] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 23.719964][ T354] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 23.720281][ T354] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 23.720602][ T354] __sys_sendmsg (net/socket.c:2700) 
[ 23.720908][ T354] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 23.721311][ T354] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 23.721648][ T354] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 23.721958][ T354] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 23.722276][ T354] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   23.722666][  T354] RIP: 0033:0x7f705f2961e7
[ 23.722986][ T354] 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)
[   23.724105][  T354] RSP: 002b:00007fffc12f3158 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   23.724585][  T354] RAX: ffffffffffffffda RBX: 00007fffc12f3880 RCX: 00007f705f2961e7
[   23.725049][  T354] RDX: 0000000000000000 RSI: 00007fffc12f31c0 RDI: 0000000000000005
[   23.725520][  T354] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000000
[   23.725989][  T354] R10: 000000000527a910 R11: 0000000000000246 R12: 0000000000000004
[   23.726471][  T354] R13: 00000000686e3346 R14: 0000000000499600 R15: 0000000000000000
| [   23.961479][  T356] ------------[ cut here ]------------
| [ 23.961786][ T356] WARNING: CPU: 0 PID: 356 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) 
| [   23.962379][  T356] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel bridge stp llc 8021q sch_ingress vrf veth
| [   23.963848][  T356] Tainted: [W]=WARN
[   23.964079][  T356] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 23.964468][ T356] 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) 
[ 23.964868][ T356] 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
[   23.965963][  T356] RSP: 0018:ffffc90000576ef0 EFLAGS: 00010246
[   23.966346][  T356] RAX: 0000000000000000 RBX: ffff88800aa5a000 RCX: 0000000000000001
[   23.966837][  T356] RDX: 0000000000000000 RSI: ffffffff87c9b941 RDI: ffffffff874555e0
[   23.967293][  T356] RBP: ffffc90000576fe0 R08: 0000000000000000 R09: 0000000000000000
[   23.967784][  T356] R10: ffffc90000577010 R11: ffffffff88aa8918 R12: 1ffff920000aede2
[   23.968241][  T356] R13: 00000000000005dc R14: ffffc90000577010 R15: ffff88800aa5af08
[   23.968701][  T356] FS:  00007f19af321800(0000) GS:ffff8880ac4b7000(0000) knlGS:0000000000000000
[   23.969229][  T356] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   23.969624][  T356] CR2: 00000000004e5aa8 CR3: 000000000e113006 CR4: 0000000000772ef0
[   23.970308][  T356] PKRU: 55555554
[   23.970545][  T356] Call Trace:
[   23.970773][  T356]  <TASK>
[ 23.970949][ T356] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 23.971254][ T356] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 23.971574][ T356] ? mark_held_locks (kernel/locking/lockdep.c:4328) 
[ 23.971880][ T356] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:151 kernel/locking/spinlock.c:194) 
[ 23.972265][ T356] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4475) 
[ 23.972579][ T356] netif_set_mtu (net/core/dev.c:9652) 
[ 23.972884][ T356] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 23.973198][ T356] ? br_get_link_af_size_filtered (net/bridge/br_netlink.c:116) bridge 
[ 23.973629][ T356] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 23.973860][ T356] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 23.974284][ T356] br_add_if (net/bridge/br_if.c:697) bridge 
[ 23.974643][ T356] do_set_master (net/core/rtnetlink.c:2948) 
[ 23.974953][ T356] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 23.975260][ T356] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 23.975649][ T356] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 23.975952][ T356] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 23.976257][ T356] ? __kernel_text_address (kernel/extable.c:79) 
[ 23.976576][ T356] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 23.976882][ T356] ? __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) 
[ 23.977186][ T356] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 23.977571][ T356] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 23.977887][ T356] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 23.978197][ T356] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 23.978515][ T356] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 23.978824][ T356] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 23.979130][ T356] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 23.979430][ T356] ? __create_object (mm/kmemleak.c:771) 
[ 23.979742][ T356] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 23.980049][ T356] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 23.980356][ T356] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 23.980739][ T356] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 23.981050][ T356] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 23.981361][ T356] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 23.981672][ T356] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 23.981983][ T356] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 23.982292][ T356] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 23.982601][ T356] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 23.982906][ T356] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 23.983207][ T356] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 23.983519][ T356] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 23.983830][ T356] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 23.984140][ T356] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 23.984473][ T356] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 23.984777][ T356] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 23.985090][ T356] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 23.985391][ T356] ? 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) 
[ 23.985704][ T356] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 23.986012][ T356] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 23.986326][ T356] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 23.986642][ T356] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 23.986948][ T356] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 23.987252][ T356] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 23.987570][ T356] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 23.987889][ T356] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 23.988194][ T356] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 23.988617][ T356] ___sys_sendmsg (net/socket.c:2670) 
[ 23.988918][ T356] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 23.989220][ T356] ? __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) 
[ 23.989632][ T356] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 23.989939][ T356] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 23.990244][ T356] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 23.990574][ T356] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 23.990882][ T356] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 23.991182][ T356] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 23.991498][ T356] __sys_sendmsg (net/socket.c:2700) 
[ 23.991799][ T356] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 23.992173][ T356] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 23.992524][ T356] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 23.992835][ T356] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 23.993138][ T356] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   23.993525][  T356] RIP: 0033:0x7f19af4ee1e7
[ 23.993838][ T356] 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)
[   23.994963][  T356] RSP: 002b:00007ffdcd68f288 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   23.995424][  T356] RAX: ffffffffffffffda RBX: 00007ffdcd68f9b0 RCX: 00007f19af4ee1e7
[   23.995888][  T356] RDX: 0000000000000000 RSI: 00007ffdcd68f2f0 RDI: 0000000000000005
[   23.996340][  T356] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000000
[   23.996815][  T356] R10: 000000003f541910 R11: 0000000000000246 R12: 0000000000000004
[   23.997276][  T356] R13: 00000000686e3346 R14: 0000000000499600 R15: 0000000000000000
| [   24.472135][  T360] ------------[ cut here ]------------
| [ 24.472498][ T360] WARNING: CPU: 2 PID: 360 at ./include/net/netdev_lock.h:17 netif_set_mtu_ext (./include/net/netdev_lock.h:17 ./include/net/netdev_lock.h:15 ./include/net/netdev_lock.h:25 net/core/dev.c:9610) 
| [   24.473118][  T360] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel bridge stp llc 8021q sch_ingress vrf veth
| [   24.474431][  T360] Tainted: [W]=WARN
[   24.474956][  T360] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 24.475511][ T360] RIP: 0010:netif_set_mtu_ext (./include/net/netdev_lock.h:17 ./include/net/netdev_lock.h:15 ./include/net/netdev_lock.h:25 net/core/dev.c:9610) 
[ 24.476195][ T360] Code: 00 00 8b 05 d7 bc 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 1a 63 7b 00 85 c0 0f 85 39 fe ff ff 90 <0f> 0b 90 e9 30 fe ff ff 48 b8 00 00 00 00 00 fc ff df 4c 89 fa 48
All code
========
   0:	00 00                	add    %al,(%rax)
   2:	8b 05 d7 bc 3a 02    	mov    0x23abcd7(%rip),%eax        # 0x23abcdf
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb a0 0c 00 00 	lea    0xca0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 1a 63 7b 00       	call   0x7b633b
  21:	85 c0                	test   %eax,%eax
  23:	0f 85 39 fe ff ff    	jne    0xfffffffffffffe62
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	e9 30 fe ff ff       	jmp    0xfffffffffffffe62
  32:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
  39:	fc ff df 
  3c:	4c 89 fa             	mov    %r15,%rdx
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	e9 30 fe ff ff       	jmp    0xfffffffffffffe38
   8:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
   f:	fc ff df 
  12:	4c 89 fa             	mov    %r15,%rdx
  15:	48                   	rex.W
[   24.477445][  T360] RSP: 0018:ffffc900004d6ef0 EFLAGS: 00010246
[   24.477884][  T360] RAX: 0000000000000000 RBX: ffff88800aa5a000 RCX: 0000000000000001
[   24.478363][  T360] RDX: 0000000000000000 RSI: ffffffff87c9b941 RDI: ffffffff874555e0
[   24.478852][  T360] RBP: ffffc900004d6fe0 R08: 0000000000000000 R09: 0000000000000000
[   24.479320][  T360] R10: ffffc900004d7010 R11: ffffffff88aa8918 R12: 1ffff9200009ade2
[   24.479801][  T360] R13: 00000000000005dc R14: ffffc900004d7010 R15: ffff88800aa5af08
[   24.480308][  T360] FS:  00007f338f775800(0000) GS:ffff8880ac5b7000(0000) knlGS:0000000000000000
[   24.480908][  T360] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   24.481316][  T360] CR2: 00000000004e5ab0 CR3: 000000000e12d004 CR4: 0000000000772ef0
[   24.481806][  T360] PKRU: 55555554
[   24.482050][  T360] Call Trace:
[   24.482295][  T360]  <TASK>
[ 24.482485][ T360] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 24.482808][ T360] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 24.483144][ T360] ? mark_held_locks (kernel/locking/lockdep.c:4328) 
[ 24.483474][ T360] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:151 kernel/locking/spinlock.c:194) 
[ 24.483875][ T360] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4475) 
[ 24.484204][ T360] netif_set_mtu (net/core/dev.c:9652) 
[ 24.484537][ T360] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 24.484866][ T360] ? br_get_link_af_size_filtered (net/bridge/br_netlink.c:116) bridge 
[ 24.485309][ T360] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 24.485571][ T360] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 24.486006][ T360] br_add_if (net/bridge/br_if.c:697) bridge 
[ 24.486371][ T360] do_set_master (net/core/rtnetlink.c:2948) 
[ 24.486724][ T360] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 24.487053][ T360] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 24.487455][ T360] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 24.487794][ T360] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 24.488113][ T360] ? __kernel_text_address (kernel/extable.c:79) 
[ 24.488447][ T360] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 24.488778][ T360] ? __mutex_trylock_common (./arch/x86/include/asm/atomic64_64.h:101 ./include/linux/atomic/atomic-arch-fallback.h:4296 ./include/linux/atomic/atomic-long.h:1482 ./include/linux/atomic/atomic-instrumented.h:4458 kernel/locking/mutex.c:113) 
[ 24.489100][ T360] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 24.489503][ T360] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 24.489820][ T360] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 24.490134][ T360] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 24.490452][ T360] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 24.490806][ T360] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 24.491121][ T360] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 24.491439][ T360] ? __create_object (mm/kmemleak.c:771) 
[ 24.491769][ T360] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 24.492088][ T360] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 24.492401][ T360] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 24.492803][ T360] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 24.493125][ T360] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 24.493447][ T360] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 24.493773][ T360] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 24.494103][ T360] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 24.494417][ T360] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 24.494753][ T360] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 24.495071][ T360] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 24.495389][ T360] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 24.495722][ T360] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 24.496044][ T360] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 24.496372][ T360] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 24.496702][ T360] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 24.497021][ T360] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 24.497349][ T360] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 24.497676][ T360] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 ./include/net/netns/generic.h:48 net/netlink/af_netlink.c:333) 
[ 24.498008][ T360] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 24.498325][ T360] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 24.498670][ T360] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 24.498999][ T360] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 24.499323][ T360] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 24.499653][ T360] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 24.499980][ T360] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 24.500300][ T360] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 24.500626][ T360] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 24.501037][ T360] ___sys_sendmsg (net/socket.c:2670) 
[ 24.501351][ T360] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 24.501677][ T360] ? __call_rcu_common.constprop.0 (./arch/x86/include/asm/irqflags.h:26 ./arch/x86/include/asm/irqflags.h:109 ./arch/x86/include/asm/irqflags.h:127 kernel/rcu/tree.c:3096) 
[ 24.502071][ T360] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 24.502389][ T360] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 24.502734][ T360] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 24.503059][ T360] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 24.503384][ T360] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 24.503718][ T360] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 24.504043][ T360] __sys_sendmsg (net/socket.c:2700) 
[ 24.504357][ T360] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 24.504757][ T360] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 24.505085][ T360] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 24.505407][ T360] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 24.505736][ T360] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   24.506163][  T360] RIP: 0033:0x7f338f9421e7
[ 24.506511][ T360] Code: 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b9 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 2e 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 89 54 24 1c 48 89 74 24 10
All code
========
   0:	0e                   	(bad)
   1:	00 f7                	add    %dh,%bh
   3:	d8 64 89 02          	fsubs  0x2(%rcx,%rcx,4)
   7:	48 c7 c0 ff ff ff ff 	mov    $0xffffffffffffffff,%rax
   e:	eb b9                	jmp    0xffffffffffffffc9
  10:	0f 1f 00             	nopl   (%rax)
  13:	f3 0f 1e fa          	endbr64
  17:	64 8b 04 25 18 00 00 	mov    %fs:0x18,%eax
  1e:	00 
  1f:	85 c0                	test   %eax,%eax
  21:	75 10                	jne    0x33
  23:	b8 2e 00 00 00       	mov    $0x2e,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax		<-- trapping instruction
  30:	77 51                	ja     0x83
  32:	c3                   	ret
  33:	48 83 ec 28          	sub    $0x28,%rsp
  37:	89 54 24 1c          	mov    %edx,0x1c(%rsp)
  3b:	48 89 74 24 10       	mov    %rsi,0x10(%rsp)

Code starting with the faulting instruction
===========================================
   0:	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax
   6:	77 51                	ja     0x59
   8:	c3                   	ret
   9:	48 83 ec 28          	sub    $0x28,%rsp
   d:	89 54 24 1c          	mov    %edx,0x1c(%rsp)
  11:	48 89 74 24 10       	mov    %rsi,0x10(%rsp)
[   24.507621][  T360] RSP: 002b:00007ffd4e07abf8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   24.508149][  T360] RAX: ffffffffffffffda RBX: 00007ffd4e07b320 RCX: 00007f338f9421e7
[   24.508633][  T360] RDX: 0000000000000000 RSI: 00007ffd4e07ac60 RDI: 0000000000000005
[   24.509101][  T360] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000000
[   24.509582][  T360] R10: 0000000012776910 R11: 0000000000000246 R12: 0000000000000004
[   24.510076][  T360] R13: 00000000686e3347 R14: 0000000000499600 R15: 0000000000000000
| [   29.500496][  T409] ------------[ cut here ]------------
| [ 29.500894][ T409] WARNING: CPU: 0 PID: 409 at ./include/net/netdev_lock.h:17 netif_set_mtu_ext (./include/net/netdev_lock.h:17 ./include/net/netdev_lock.h:15 ./include/net/netdev_lock.h:25 net/core/dev.c:9610) 
| [   29.501953][  T409] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel bridge stp llc 8021q sch_ingress vrf veth
| [   29.505066][  T409] Tainted: [W]=WARN
[   29.505508][  T409] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 29.506182][ T409] RIP: 0010:netif_set_mtu_ext (./include/net/netdev_lock.h:17 ./include/net/netdev_lock.h:15 ./include/net/netdev_lock.h:25 net/core/dev.c:9610) 
[ 29.506752][ T409] Code: 00 00 8b 05 d7 bc 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 1a 63 7b 00 85 c0 0f 85 39 fe ff ff 90 <0f> 0b 90 e9 30 fe ff ff 48 b8 00 00 00 00 00 fc ff df 4c 89 fa 48
All code
========
   0:	00 00                	add    %al,(%rax)
   2:	8b 05 d7 bc 3a 02    	mov    0x23abcd7(%rip),%eax        # 0x23abcdf
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb a0 0c 00 00 	lea    0xca0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 1a 63 7b 00       	call   0x7b633b
  21:	85 c0                	test   %eax,%eax
  23:	0f 85 39 fe ff ff    	jne    0xfffffffffffffe62
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	e9 30 fe ff ff       	jmp    0xfffffffffffffe62
  32:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
  39:	fc ff df 
  3c:	4c 89 fa             	mov    %r15,%rdx
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	e9 30 fe ff ff       	jmp    0xfffffffffffffe38
   8:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
   f:	fc ff df 
  12:	4c 89 fa             	mov    %r15,%rdx
  15:	48                   	rex.W
[   29.508698][  T409] RSP: 0018:ffffc90000c16ef0 EFLAGS: 00010246
[   29.509375][  T409] RAX: 0000000000000000 RBX: ffff88800fafa000 RCX: 0000000000000001
[   29.510215][  T409] RDX: 0000000000000000 RSI: ffffffff87c9b941 RDI: ffffffff874555e0
[   29.511038][  T409] RBP: ffffc90000c16fe0 R08: 0000000000000000 R09: 0000000000000000
[   29.511857][  T409] R10: ffffc90000c17010 R11: ffffffff88179160 R12: 1ffff92000182de2
[   29.512689][  T409] R13: 00000000000005dc R14: ffffc90000c17010 R15: ffff88800fafaf08
[   29.513522][  T409] FS:  00007f9d41bdf800(0000) GS:ffff8880ac4b7000(0000) knlGS:0000000000000000
[   29.514477][  T409] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   29.515149][  T409] CR2: 00000000004e6898 CR3: 000000000f50e002 CR4: 0000000000772ef0
[   29.515973][  T409] PKRU: 55555554
[   29.516380][  T409] Call Trace:
[   29.516791][  T409]  <TASK>
[ 29.517070][ T409] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 29.517643][ T409] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 29.518109][ T409] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 29.518425][ T409] netif_set_mtu (net/core/dev.c:9652) 
[ 29.518761][ T409] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 29.519083][ T409] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 29.519315][ T409] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 29.519760][ T409] br_add_if (net/bridge/br_if.c:697) bridge 
[ 29.520115][ T409] do_set_master (net/core/rtnetlink.c:2948) 
[ 29.520423][ T409] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 29.520741][ T409] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 29.521130][ T409] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 29.521437][ T409] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 29.521771][ T409] ? __kernel_text_address (kernel/extable.c:79) 
[ 29.522082][ T409] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 29.522389][ T409] ? __mutex_trylock_common (./arch/x86/include/asm/atomic64_64.h:101 ./include/linux/atomic/atomic-arch-fallback.h:4296 ./include/linux/atomic/atomic-long.h:1482 ./include/linux/atomic/atomic-instrumented.h:4458 kernel/locking/mutex.c:113) 
[ 29.522704][ T409] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 29.523085][ T409] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 29.523388][ T409] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 29.523718][ T409] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 29.524025][ T409] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 29.524329][ T409] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 29.524641][ T409] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 29.524965][ T409] ? __create_object (mm/kmemleak.c:771) 
[ 29.525273][ T409] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 29.525606][ T409] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 29.525913][ T409] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 29.526297][ T409] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 29.526622][ T409] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 29.526934][ T409] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 29.527244][ T409] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 29.527565][ T409] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 29.527891][ T409] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 29.528192][ T409] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 29.528507][ T409] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 29.528809][ T409] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 29.529121][ T409] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 29.529427][ T409] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 29.529760][ T409] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 29.530070][ T409] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 29.530374][ T409] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 29.530702][ T409] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 29.531004][ T409] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 ./include/net/netns/generic.h:48 net/netlink/af_netlink.c:333) 
[ 29.531315][ T409] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 29.531630][ T409] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 29.531934][ T409] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 29.532243][ T409] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 29.532561][ T409] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 29.532866][ T409] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 29.533180][ T409] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 29.533510][ T409] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 29.533820][ T409] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 29.534209][ T409] ___sys_sendmsg (net/socket.c:2670) 
[ 29.534527][ T409] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 29.534829][ T409] ? __call_rcu_common.constprop.0 (./arch/x86/include/asm/irqflags.h:26 ./arch/x86/include/asm/irqflags.h:109 ./arch/x86/include/asm/irqflags.h:127 kernel/rcu/tree.c:3096) 
[ 29.535209][ T409] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 29.535527][ T409] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 29.535836][ T409] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 29.536146][ T409] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 29.536450][ T409] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 29.536763][ T409] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 29.537076][ T409] __sys_sendmsg (net/socket.c:2700) 
[ 29.537380][ T409] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 29.537794][ T409] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 29.538116][ T409] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 29.538424][ T409] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 29.538741][ T409] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   29.539313][  T409] RIP: 0033:0x7f9d41dac1e7
[ 29.539860][ T409] Code: 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b9 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 2e 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 89 54 24 1c 48 89 74 24 10
All code
========
   0:	0e                   	(bad)
   1:	00 f7                	add    %dh,%bh
   3:	d8 64 89 02          	fsubs  0x2(%rcx,%rcx,4)
   7:	48 c7 c0 ff ff ff ff 	mov    $0xffffffffffffffff,%rax
   e:	eb b9                	jmp    0xffffffffffffffc9
  10:	0f 1f 00             	nopl   (%rax)
  13:	f3 0f 1e fa          	endbr64
  17:	64 8b 04 25 18 00 00 	mov    %fs:0x18,%eax
  1e:	00 
  1f:	85 c0                	test   %eax,%eax
  21:	75 10                	jne    0x33
  23:	b8 2e 00 00 00       	mov    $0x2e,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax		<-- trapping instruction
  30:	77 51                	ja     0x83
  32:	c3                   	ret
  33:	48 83 ec 28          	sub    $0x28,%rsp
  37:	89 54 24 1c          	mov    %edx,0x1c(%rsp)
  3b:	48 89 74 24 10       	mov    %rsi,0x10(%rsp)

Code starting with the faulting instruction
===========================================
   0:	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax
   6:	77 51                	ja     0x59
   8:	c3                   	ret
   9:	48 83 ec 28          	sub    $0x28,%rsp
   d:	89 54 24 1c          	mov    %edx,0x1c(%rsp)
  11:	48 89 74 24 10       	mov    %rsi,0x10(%rsp)
[   29.541742][  T409] RSP: 002b:00007fff8dead708 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   29.542564][  T409] RAX: ffffffffffffffda RBX: 00007fff8deade30 RCX: 00007f9d41dac1e7
[   29.543364][  T409] RDX: 0000000000000000 RSI: 00007fff8dead770 RDI: 0000000000000005
[   29.544175][  T409] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000000
[   29.544989][  T409] R10: 0000000010234910 R11: 0000000000000246 R12: 0000000000000004
[   29.545827][  T409] R13: 00000000686e334c R14: 0000000000499600 R15: 0000000000000000
| [   30.440865][  T417] ------------[ cut here ]------------
| [ 30.441383][ T417] WARNING: CPU: 2 PID: 417 at ./include/net/netdev_lock.h:17 netif_set_mtu_ext (./include/net/netdev_lock.h:17 ./include/net/netdev_lock.h:15 ./include/net/netdev_lock.h:25 net/core/dev.c:9610) 
| [   30.442592][  T417] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel bridge stp llc 8021q sch_ingress vrf veth
| [   30.445526][  T417] Tainted: [W]=WARN
[   30.445784][  T417] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 30.446194][ T417] RIP: 0010:netif_set_mtu_ext (./include/net/netdev_lock.h:17 ./include/net/netdev_lock.h:15 ./include/net/netdev_lock.h:25 net/core/dev.c:9610) 
[ 30.446569][ T417] Code: 00 00 8b 05 d7 bc 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 1a 63 7b 00 85 c0 0f 85 39 fe ff ff 90 <0f> 0b 90 e9 30 fe ff ff 48 b8 00 00 00 00 00 fc ff df 4c 89 fa 48
All code
========
   0:	00 00                	add    %al,(%rax)
   2:	8b 05 d7 bc 3a 02    	mov    0x23abcd7(%rip),%eax        # 0x23abcdf
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb a0 0c 00 00 	lea    0xca0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 1a 63 7b 00       	call   0x7b633b
  21:	85 c0                	test   %eax,%eax
  23:	0f 85 39 fe ff ff    	jne    0xfffffffffffffe62
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	e9 30 fe ff ff       	jmp    0xfffffffffffffe62
  32:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
  39:	fc ff df 
  3c:	4c 89 fa             	mov    %r15,%rdx
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	e9 30 fe ff ff       	jmp    0xfffffffffffffe38
   8:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
   f:	fc ff df 
  12:	4c 89 fa             	mov    %r15,%rdx
  15:	48                   	rex.W
[   30.447770][  T417] RSP: 0018:ffffc90000c96ef0 EFLAGS: 00010246
[   30.448190][  T417] RAX: 0000000000000000 RBX: ffff88800fafa000 RCX: 0000000000000001
[   30.448692][  T417] RDX: 0000000000000000 RSI: ffffffff87c9b941 RDI: ffffffff874555e0
[   30.449186][  T417] RBP: ffffc90000c96fe0 R08: 0000000000000000 R09: 0000000000000000
[   30.449687][  T417] R10: ffffc90000c97010 R11: ffffffff88179160 R12: 1ffff92000192de2
[   30.450176][  T417] R13: 00000000000005dc R14: ffffc90000c97010 R15: ffff88800fafaf08
[   30.450684][  T417] FS:  00007f2301755800(0000) GS:ffff8880ac5b7000(0000) knlGS:0000000000000000
[   30.451251][  T417] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   30.451719][  T417] CR2: 00000000004e5ce0 CR3: 000000000f5cc003 CR4: 0000000000772ef0
[   30.452213][  T417] PKRU: 55555554
[   30.452475][  T417] Call Trace:
[   30.452733][  T417]  <TASK>
[ 30.452913][ T417] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 30.453250][ T417] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 30.453608][ T417] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 30.453948][ T417] netif_set_mtu (net/core/dev.c:9652) 
[ 30.454282][ T417] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 30.454643][ T417] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 30.454902][ T417] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 30.455360][ T417] br_add_if (net/bridge/br_if.c:697) bridge 
[ 30.455788][ T417] do_set_master (net/core/rtnetlink.c:2948) 
[ 30.456128][ T417] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 30.456482][ T417] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 30.456899][ T417] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 30.457232][ T417] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 30.457581][ T417] ? __kernel_text_address (kernel/extable.c:79) 
[ 30.457931][ T417] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 30.458298][ T417] ? __mutex_trylock_common (./arch/x86/include/asm/atomic64_64.h:101 ./include/linux/atomic/atomic-arch-fallback.h:4296 ./include/linux/atomic/atomic-long.h:1482 ./include/linux/atomic/atomic-instrumented.h:4458 kernel/locking/mutex.c:113) 
[ 30.458666][ T417] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 30.459084][ T417] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 30.459420][ T417] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 30.459800][ T417] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 30.460136][ T417] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 30.460481][ T417] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 30.460819][ T417] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 30.461151][ T417] ? __create_object (mm/kmemleak.c:771) 
[ 30.461501][ T417] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 30.461846][ T417] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 30.462180][ T417] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 30.462606][ T417] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 30.462950][ T417] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 30.463291][ T417] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 30.463665][ T417] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 30.464006][ T417] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 30.464346][ T417] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 30.464687][ T417] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 30.465024][ T417] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 30.465356][ T417] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 30.465703][ T417] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 30.466038][ T417] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 30.466378][ T417] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 30.466732][ T417] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 30.467070][ T417] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 30.467414][ T417] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 30.467806][ T417] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 ./include/net/netns/generic.h:48 net/netlink/af_netlink.c:333) 
[ 30.468143][ T417] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 30.468493][ T417] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 30.468828][ T417] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 30.469169][ T417] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 30.469530][ T417] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 30.469866][ T417] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 30.470209][ T417] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 30.470556][ T417] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 30.470889][ T417] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 30.471312][ T417] ___sys_sendmsg (net/socket.c:2670) 
[ 30.471690][ T417] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 30.472027][ T417] ? __call_rcu_common.constprop.0 (./arch/x86/include/asm/irqflags.h:26 ./arch/x86/include/asm/irqflags.h:109 ./arch/x86/include/asm/irqflags.h:127 kernel/rcu/tree.c:3096) 
[ 30.472439][ T417] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 30.472791][ T417] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 30.473130][ T417] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 30.473482][ T417] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 30.473819][ T417] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 30.474151][ T417] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 30.474508][ T417] __sys_sendmsg (net/socket.c:2700) 
[ 30.474842][ T417] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 30.475252][ T417] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 30.475648][ T417] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 30.475990][ T417] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 30.476323][ T417] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   30.476747][  T417] RIP: 0033:0x7f23019221e7
[ 30.477094][ T417] Code: 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b9 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 2e 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 89 54 24 1c 48 89 74 24 10
All code
========
   0:	0e                   	(bad)
   1:	00 f7                	add    %dh,%bh
   3:	d8 64 89 02          	fsubs  0x2(%rcx,%rcx,4)
   7:	48 c7 c0 ff ff ff ff 	mov    $0xffffffffffffffff,%rax
   e:	eb b9                	jmp    0xffffffffffffffc9
  10:	0f 1f 00             	nopl   (%rax)
  13:	f3 0f 1e fa          	endbr64
  17:	64 8b 04 25 18 00 00 	mov    %fs:0x18,%eax
  1e:	00 
  1f:	85 c0                	test   %eax,%eax
  21:	75 10                	jne    0x33
  23:	b8 2e 00 00 00       	mov    $0x2e,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax		<-- trapping instruction
  30:	77 51                	ja     0x83
  32:	c3                   	ret
  33:	48 83 ec 28          	sub    $0x28,%rsp
  37:	89 54 24 1c          	mov    %edx,0x1c(%rsp)
  3b:	48 89 74 24 10       	mov    %rsi,0x10(%rsp)

Code starting with the faulting instruction
===========================================
   0:	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax
   6:	77 51                	ja     0x59
   8:	c3                   	ret
   9:	48 83 ec 28          	sub    $0x28,%rsp
   d:	89 54 24 1c          	mov    %edx,0x1c(%rsp)
  11:	48 89 74 24 10       	mov    %rsi,0x10(%rsp)
[   30.478264][  T417] RSP: 002b:00007ffe875a1298 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   30.478770][  T417] RAX: ffffffffffffffda RBX: 00007ffe875a19c0 RCX: 00007f23019221e7
[   30.479264][  T417] RDX: 0000000000000000 RSI: 00007ffe875a1300 RDI: 0000000000000005
[   30.479799][  T417] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000000
[   30.480291][  T417] R10: 000000001b09b910 R11: 0000000000000246 R12: 0000000000000004
[   30.480794][  T417] R13: 00000000686e334d R14: 0000000000499600 R15: 0000000000000000
| [   31.360324][  T424] ------------[ cut here ]------------
| [ 31.360724][ T424] WARNING: CPU: 1 PID: 424 at ./include/net/netdev_lock.h:17 netif_set_mtu_ext (./include/net/netdev_lock.h:17 ./include/net/netdev_lock.h:15 ./include/net/netdev_lock.h:25 net/core/dev.c:9610) 
| [   31.361547][  T424] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel bridge stp llc 8021q sch_ingress vrf veth
| [   31.363055][  T424] Tainted: [W]=WARN
[   31.363304][  T424] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 31.363794][ T424] RIP: 0010:netif_set_mtu_ext (./include/net/netdev_lock.h:17 ./include/net/netdev_lock.h:15 ./include/net/netdev_lock.h:25 net/core/dev.c:9610) 
[ 31.364203][ T424] Code: 00 00 8b 05 d7 bc 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 1a 63 7b 00 85 c0 0f 85 39 fe ff ff 90 <0f> 0b 90 e9 30 fe ff ff 48 b8 00 00 00 00 00 fc ff df 4c 89 fa 48
All code
========
   0:	00 00                	add    %al,(%rax)
   2:	8b 05 d7 bc 3a 02    	mov    0x23abcd7(%rip),%eax        # 0x23abcdf
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb a0 0c 00 00 	lea    0xca0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 1a 63 7b 00       	call   0x7b633b
  21:	85 c0                	test   %eax,%eax
  23:	0f 85 39 fe ff ff    	jne    0xfffffffffffffe62
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	e9 30 fe ff ff       	jmp    0xfffffffffffffe62
  32:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
  39:	fc ff df 
  3c:	4c 89 fa             	mov    %r15,%rdx
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	e9 30 fe ff ff       	jmp    0xfffffffffffffe38
   8:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
   f:	fc ff df 
  12:	4c 89 fa             	mov    %r15,%rdx
  15:	48                   	rex.W
[   31.365679][  T424] RSP: 0018:ffffc90000d06ef0 EFLAGS: 00010246
[   31.366204][  T424] RAX: 0000000000000000 RBX: ffff88800fafa000 RCX: 0000000000000001
[   31.366770][  T424] RDX: 0000000000000000 RSI: ffffffff87c9b941 RDI: ffffffff874555e0
[   31.367328][  T424] RBP: ffffc90000d06fe0 R08: 0000000000000000 R09: 0000000000000000
[   31.368098][  T424] R10: ffffc90000d07010 R11: ffffffff88179160 R12: 1ffff920001a0de2
[   31.368880][  T424] R13: 00000000000005dc R14: ffffc90000d07010 R15: ffff88800fafaf08
[   31.369655][  T424] FS:  00007f8b21f2a800(0000) GS:ffff8880ac537000(0000) knlGS:0000000000000000
[   31.370402][  T424] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   31.370938][  T424] CR2: 00000000004e5de8 CR3: 000000000f5cc005 CR4: 0000000000772ef0
[   31.371548][  T424] PKRU: 55555554
[   31.371827][  T424] Call Trace:
[   31.372102][  T424]  <TASK>
[ 31.372289][ T424] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 31.372694][ T424] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 31.373090][ T424] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 31.373475][ T424] netif_set_mtu (net/core/dev.c:9652) 
[ 31.373792][ T424] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 31.374179][ T424] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 31.374497][ T424] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 31.375025][ T424] br_add_if (net/bridge/br_if.c:697) bridge 
[ 31.375525][ T424] do_set_master (net/core/rtnetlink.c:2948) 
[ 31.375961][ T424] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 31.376398][ T424] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 31.376918][ T424] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 31.377290][ T424] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 31.377676][ T424] ? __kernel_text_address (kernel/extable.c:79) 
[ 31.378082][ T424] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 31.378441][ T424] ? __mutex_trylock_common (./arch/x86/include/asm/atomic64_64.h:101 ./include/linux/atomic/atomic-arch-fallback.h:4296 ./include/linux/atomic/atomic-long.h:1482 ./include/linux/atomic/atomic-instrumented.h:4458 kernel/locking/mutex.c:113) 
[ 31.378882][ T424] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 31.379369][ T424] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 31.379756][ T424] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 31.380161][ T424] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 31.380597][ T424] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 31.381024][ T424] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 31.381449][ T424] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 31.381828][ T424] ? __create_object (mm/kmemleak.c:771) 
[ 31.382213][ T424] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 31.382653][ T424] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 31.383031][ T424] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 31.383528][ T424] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 31.383864][ T424] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 31.384201][ T424] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 31.384533][ T424] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 31.384855][ T424] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 31.385185][ T424] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 31.385502][ T424] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 31.385818][ T424] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 31.386128][ T424] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 31.386440][ T424] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 31.386830][ T424] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 31.387199][ T424] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 31.387590][ T424] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 31.387983][ T424] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 31.388416][ T424] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 31.388829][ T424] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 ./include/net/netns/generic.h:48 net/netlink/af_netlink.c:333) 
[ 31.389243][ T424] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 31.389673][ T424] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 31.390032][ T424] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 31.390399][ T424] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 31.390807][ T424] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 31.391192][ T424] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 31.391590][ T424] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 31.391976][ T424] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 31.392343][ T424] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 31.392857][ T424] ___sys_sendmsg (net/socket.c:2670) 
[ 31.393173][ T424] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 31.393554][ T424] ? __call_rcu_common.constprop.0 (./arch/x86/include/asm/irqflags.h:26 ./arch/x86/include/asm/irqflags.h:109 ./arch/x86/include/asm/irqflags.h:127 kernel/rcu/tree.c:3096) 
[ 31.393988][ T424] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 31.394318][ T424] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 31.394673][ T424] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 31.395044][ T424] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 31.395435][ T424] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 31.395847][ T424] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 31.396254][ T424] __sys_sendmsg (net/socket.c:2700) 
[ 31.396691][ T424] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 31.397231][ T424] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 31.397686][ T424] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 31.398069][ T424] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 31.398447][ T424] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   31.398934][  T424] RIP: 0033:0x7f8b220f71e7
[ 31.399316][ T424] Code: 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b9 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 2e 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 89 54 24 1c 48 89 74 24 10
All code
========
   0:	0e                   	(bad)
   1:	00 f7                	add    %dh,%bh
   3:	d8 64 89 02          	fsubs  0x2(%rcx,%rcx,4)
   7:	48 c7 c0 ff ff ff ff 	mov    $0xffffffffffffffff,%rax
   e:	eb b9                	jmp    0xffffffffffffffc9
  10:	0f 1f 00             	nopl   (%rax)
  13:	f3 0f 1e fa          	endbr64
  17:	64 8b 04 25 18 00 00 	mov    %fs:0x18,%eax
  1e:	00 
  1f:	85 c0                	test   %eax,%eax
  21:	75 10                	jne    0x33
  23:	b8 2e 00 00 00       	mov    $0x2e,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax		<-- trapping instruction
  30:	77 51                	ja     0x83
  32:	c3                   	ret
  33:	48 83 ec 28          	sub    $0x28,%rsp
  37:	89 54 24 1c          	mov    %edx,0x1c(%rsp)
  3b:	48 89 74 24 10       	mov    %rsi,0x10(%rsp)

Code starting with the faulting instruction
===========================================
   0:	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax
   6:	77 51                	ja     0x59
   8:	c3                   	ret
   9:	48 83 ec 28          	sub    $0x28,%rsp
   d:	89 54 24 1c          	mov    %edx,0x1c(%rsp)
  11:	48 89 74 24 10       	mov    %rsi,0x10(%rsp)
[   31.400534][  T424] RSP: 002b:00007ffcd48095a8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   31.401005][  T424] RAX: ffffffffffffffda RBX: 00007ffcd4809cd0 RCX: 00007f8b220f71e7
[   31.401490][  T424] RDX: 0000000000000000 RSI: 00007ffcd4809610 RDI: 0000000000000005
[   31.401954][  T424] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000000
[   31.402420][  T424] R10: 000000001bc27910 R11: 0000000000000246 R12: 0000000000000004
[   31.402910][  T424] R13: 00000000686e334e R14: 0000000000499600 R15: 0000000000000000
| [   35.622551][  T464] ------------[ cut here ]------------
| [ 35.622871][ T464] WARNING: CPU: 1 PID: 464 at ./include/net/netdev_lock.h:17 netif_set_mtu_ext (./include/net/netdev_lock.h:17 ./include/net/netdev_lock.h:15 ./include/net/netdev_lock.h:25 net/core/dev.c:9610) 
| [   35.623492][  T464] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel bridge stp llc 8021q sch_ingress vrf veth
| [   35.624744][  T464] Tainted: [W]=WARN
[   35.624975][  T464] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 35.625360][ T464] RIP: 0010:netif_set_mtu_ext (./include/net/netdev_lock.h:17 ./include/net/netdev_lock.h:15 ./include/net/netdev_lock.h:25 net/core/dev.c:9610) 
[ 35.625683][ T464] Code: 00 00 8b 05 d7 bc 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 1a 63 7b 00 85 c0 0f 85 39 fe ff ff 90 <0f> 0b 90 e9 30 fe ff ff 48 b8 00 00 00 00 00 fc ff df 4c 89 fa 48
All code
========
   0:	00 00                	add    %al,(%rax)
   2:	8b 05 d7 bc 3a 02    	mov    0x23abcd7(%rip),%eax        # 0x23abcdf
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb a0 0c 00 00 	lea    0xca0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 1a 63 7b 00       	call   0x7b633b
  21:	85 c0                	test   %eax,%eax
  23:	0f 85 39 fe ff ff    	jne    0xfffffffffffffe62
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	e9 30 fe ff ff       	jmp    0xfffffffffffffe62
  32:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
  39:	fc ff df 
  3c:	4c 89 fa             	mov    %r15,%rdx
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	e9 30 fe ff ff       	jmp    0xfffffffffffffe38
   8:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
   f:	fc ff df 
  12:	4c 89 fa             	mov    %r15,%rdx
  15:	48                   	rex.W
[   35.626785][  T464] RSP: 0018:ffffc90000e36ef0 EFLAGS: 00010246
[   35.627172][  T464] RAX: 0000000000000000 RBX: ffff888010bba000 RCX: 0000000000000001
[   35.627640][  T464] RDX: 0000000000000000 RSI: ffffffff87c9b941 RDI: ffffffff874555e0
[   35.628106][  T464] RBP: ffffc90000e36fe0 R08: 0000000000000000 R09: 0000000000000000
[   35.628567][  T464] R10: ffffc90000e37010 R11: ffffffff88179160 R12: 1ffff920001c6de2
[   35.629019][  T464] R13: 00000000000005dc R14: ffffc90000e37010 R15: ffff888010bbaf08
[   35.629488][  T464] FS:  00007f27d1d81800(0000) GS:ffff8880ac537000(0000) knlGS:0000000000000000
[   35.630019][  T464] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   35.630400][  T464] CR2: 00000000004e6898 CR3: 0000000004b7c006 CR4: 0000000000772ef0
[   35.630875][  T464] PKRU: 55555554
[   35.631115][  T464] Call Trace:
[   35.631345][  T464]  <TASK>
[ 35.631516][ T464] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 35.631826][ T464] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 35.632146][ T464] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 35.632473][ T464] netif_set_mtu (net/core/dev.c:9652) 
[ 35.632783][ T464] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 35.633103][ T464] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 35.633334][ T464] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 35.633778][ T464] br_add_if (net/bridge/br_if.c:697) bridge 
[ 35.634133][ T464] do_set_master (net/core/rtnetlink.c:2948) 
[ 35.634444][ T464] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 35.634769][ T464] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 35.635152][ T464] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 35.635466][ T464] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 35.635771][ T464] ? __kernel_text_address (kernel/extable.c:79) 
[ 35.636084][ T464] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 35.636391][ T464] ? __mutex_trylock_common (./arch/x86/include/asm/atomic64_64.h:101 ./include/linux/atomic/atomic-arch-fallback.h:4296 ./include/linux/atomic/atomic-long.h:1482 ./include/linux/atomic/atomic-instrumented.h:4458 kernel/locking/mutex.c:113) 
[ 35.636705][ T464] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 35.637084][ T464] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 35.637391][ T464] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 35.637702][ T464] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 35.638019][ T464] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 35.638326][ T464] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 35.638669][ T464] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 35.638974][ T464] ? __create_object (mm/kmemleak.c:771) 
[ 35.639283][ T464] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 35.639596][ T464] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 35.639901][ T464] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 35.640280][ T464] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 35.640600][ T464] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 35.640916][ T464] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 35.641219][ T464] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 35.641539][ T464] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 35.641844][ T464] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 35.642145][ T464] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 35.642449][ T464] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 35.642768][ T464] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 35.643075][ T464] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 35.643385][ T464] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 35.643702][ T464] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 35.644008][ T464] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 35.644314][ T464] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 35.644639][ T464] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 35.644948][ T464] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 ./include/net/netns/generic.h:48 net/netlink/af_netlink.c:333) 
[ 35.645257][ T464] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 35.645586][ T464] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 35.645901][ T464] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 35.646208][ T464] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 35.646524][ T464] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 35.646831][ T464] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 35.647145][ T464] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 35.647465][ T464] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 35.647784][ T464] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 35.648176][ T464] ___sys_sendmsg (net/socket.c:2670) 
[ 35.648487][ T464] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 35.648792][ T464] ? __call_rcu_common.constprop.0 (./arch/x86/include/asm/irqflags.h:26 ./arch/x86/include/asm/irqflags.h:109 ./arch/x86/include/asm/irqflags.h:127 kernel/rcu/tree.c:3096) 
[ 35.649172][ T464] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 35.649488][ T464] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 35.649797][ T464] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 35.650113][ T464] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 35.650417][ T464] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 35.650740][ T464] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 35.651054][ T464] __sys_sendmsg (net/socket.c:2700) 
[ 35.651356][ T464] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 35.651741][ T464] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 35.652057][ T464] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 35.652361][ T464] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 35.652682][ T464] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   35.653060][  T464] RIP: 0033:0x7f27d1f4e1e7
[ 35.653373][ T464] Code: 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b9 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 2e 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 89 54 24 1c 48 89 74 24 10
All code
========
   0:	0e                   	(bad)
   1:	00 f7                	add    %dh,%bh
   3:	d8 64 89 02          	fsubs  0x2(%rcx,%rcx,4)
   7:	48 c7 c0 ff ff ff ff 	mov    $0xffffffffffffffff,%rax
   e:	eb b9                	jmp    0xffffffffffffffc9
  10:	0f 1f 00             	nopl   (%rax)
  13:	f3 0f 1e fa          	endbr64
  17:	64 8b 04 25 18 00 00 	mov    %fs:0x18,%eax
  1e:	00 
  1f:	85 c0                	test   %eax,%eax
  21:	75 10                	jne    0x33
  23:	b8 2e 00 00 00       	mov    $0x2e,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax		<-- trapping instruction
  30:	77 51                	ja     0x83
  32:	c3                   	ret
  33:	48 83 ec 28          	sub    $0x28,%rsp
  37:	89 54 24 1c          	mov    %edx,0x1c(%rsp)
  3b:	48 89 74 24 10       	mov    %rsi,0x10(%rsp)

Code starting with the faulting instruction
===========================================
   0:	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax
   6:	77 51                	ja     0x59
   8:	c3                   	ret
   9:	48 83 ec 28          	sub    $0x28,%rsp
   d:	89 54 24 1c          	mov    %edx,0x1c(%rsp)
  11:	48 89 74 24 10       	mov    %rsi,0x10(%rsp)
[   35.654475][  T464] RSP: 002b:00007fffd0fc0228 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   35.654949][  T464] RAX: ffffffffffffffda RBX: 00007fffd0fc0950 RCX: 00007f27d1f4e1e7
[   35.655403][  T464] RDX: 0000000000000000 RSI: 00007fffd0fc0290 RDI: 0000000000000005
[   35.655864][  T464] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000000
[   35.656318][  T464] R10: 0000000001a4a910 R11: 0000000000000246 R12: 0000000000000004
[   35.656785][  T464] R13: 00000000686e3352 R14: 0000000000499600 R15: 0000000000000000
| [   36.628209][  T472] ------------[ cut here ]------------
| [ 36.628539][ T472] WARNING: CPU: 1 PID: 472 at ./include/net/netdev_lock.h:17 netif_set_mtu_ext (./include/net/netdev_lock.h:17 ./include/net/netdev_lock.h:15 ./include/net/netdev_lock.h:25 net/core/dev.c:9610) 
| [   36.629134][  T472] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel bridge stp llc 8021q sch_ingress vrf veth
| [   36.630384][  T472] Tainted: [W]=WARN
[   36.630661][  T472] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 36.631042][ T472] RIP: 0010:netif_set_mtu_ext (./include/net/netdev_lock.h:17 ./include/net/netdev_lock.h:15 ./include/net/netdev_lock.h:25 net/core/dev.c:9610) 
[ 36.631370][ T472] Code: 00 00 8b 05 d7 bc 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 1a 63 7b 00 85 c0 0f 85 39 fe ff ff 90 <0f> 0b 90 e9 30 fe ff ff 48 b8 00 00 00 00 00 fc ff df 4c 89 fa 48
All code
========
   0:	00 00                	add    %al,(%rax)
   2:	8b 05 d7 bc 3a 02    	mov    0x23abcd7(%rip),%eax        # 0x23abcdf
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb a0 0c 00 00 	lea    0xca0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 1a 63 7b 00       	call   0x7b633b
  21:	85 c0                	test   %eax,%eax
  23:	0f 85 39 fe ff ff    	jne    0xfffffffffffffe62
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	e9 30 fe ff ff       	jmp    0xfffffffffffffe62
  32:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
  39:	fc ff df 
  3c:	4c 89 fa             	mov    %r15,%rdx
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	e9 30 fe ff ff       	jmp    0xfffffffffffffe38
   8:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
   f:	fc ff df 
  12:	4c 89 fa             	mov    %r15,%rdx
  15:	48                   	rex.W
[   36.632489][  T472] RSP: 0018:ffffc90000e96ef0 EFLAGS: 00010246
[   36.632873][  T472] RAX: 0000000000000000 RBX: ffff888010bba000 RCX: 0000000000000001
[   36.633341][  T472] RDX: 0000000000000000 RSI: ffffffff87c9b941 RDI: ffffffff874555e0
[   36.633830][  T472] RBP: ffffc90000e96fe0 R08: 0000000000000000 R09: 0000000000000000
[   36.634307][  T472] R10: ffffc90000e97010 R11: ffffffff88179160 R12: 1ffff920001d2de2
[   36.634780][  T472] R13: 00000000000005dc R14: ffffc90000e97010 R15: ffff888010bbaf08
[   36.635239][  T472] FS:  00007f36a8ae8800(0000) GS:ffff8880ac537000(0000) knlGS:0000000000000000
[   36.635778][  T472] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   36.636181][  T472] CR2: 00000000004e5ce0 CR3: 000000000f50b003 CR4: 0000000000772ef0
[   36.636655][  T472] PKRU: 55555554
[   36.636886][  T472] Call Trace:
[   36.637114][  T472]  <TASK>
[ 36.637271][ T472] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 36.637584][ T472] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 36.637909][ T472] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 36.638216][ T472] netif_set_mtu (net/core/dev.c:9652) 
[ 36.638536][ T472] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 36.638859][ T472] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 36.639091][ T472] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 36.639545][ T472] br_add_if (net/bridge/br_if.c:697) bridge 
[ 36.639913][ T472] do_set_master (net/core/rtnetlink.c:2948) 
[ 36.640233][ T472] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 36.640577][ T472] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 36.640981][ T472] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 36.641287][ T472] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 36.641615][ T472] ? __kernel_text_address (kernel/extable.c:79) 
[ 36.641923][ T472] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 36.642228][ T472] ? __mutex_trylock_common (./arch/x86/include/asm/atomic64_64.h:101 ./include/linux/atomic/atomic-arch-fallback.h:4296 ./include/linux/atomic/atomic-long.h:1482 ./include/linux/atomic/atomic-instrumented.h:4458 kernel/locking/mutex.c:113) 
[ 36.642558][ T472] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 36.642951][ T472] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 36.643261][ T472] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 36.643588][ T472] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 36.643919][ T472] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 36.644232][ T472] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 36.644567][ T472] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 36.644872][ T472] ? __create_object (mm/kmemleak.c:771) 
[ 36.645179][ T472] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 36.645495][ T472] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 36.645804][ T472] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 36.646197][ T472] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 36.646515][ T472] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 36.646827][ T472] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 36.647170][ T472] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 36.647499][ T472] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 36.647829][ T472] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 36.648153][ T472] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 36.648501][ T472] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 36.648821][ T472] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 36.649141][ T472] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 36.649485][ T472] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 36.649804][ T472] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 36.650110][ T472] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 36.650414][ T472] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 36.650756][ T472] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 36.651074][ T472] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 ./include/net/netns/generic.h:48 net/netlink/af_netlink.c:333) 
[ 36.651380][ T472] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 36.651697][ T472] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 36.652002][ T472] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 36.652326][ T472] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 36.652653][ T472] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 36.652965][ T472] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 36.653276][ T472] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 36.653606][ T472] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 36.653913][ T472] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 36.654320][ T472] ___sys_sendmsg (net/socket.c:2670) 
[ 36.654633][ T472] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 36.654953][ T472] ? __call_rcu_common.constprop.0 (./arch/x86/include/asm/irqflags.h:26 ./arch/x86/include/asm/irqflags.h:109 ./arch/x86/include/asm/irqflags.h:127 kernel/rcu/tree.c:3096) 
[ 36.655362][ T472] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 36.655695][ T472] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 36.656016][ T472] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 36.656325][ T472] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 36.656666][ T472] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 36.656972][ T472] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 36.657283][ T472] __sys_sendmsg (net/socket.c:2700) 
[ 36.657620][ T472] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 36.658022][ T472] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 36.658354][ T472] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 36.658671][ T472] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 36.658988][ T472] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   36.659373][  T472] RIP: 0033:0x7f36a8cb51e7
[ 36.659699][ T472] Code: 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b9 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 2e 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 89 54 24 1c 48 89 74 24 10
All code
========
   0:	0e                   	(bad)
   1:	00 f7                	add    %dh,%bh
   3:	d8 64 89 02          	fsubs  0x2(%rcx,%rcx,4)
   7:	48 c7 c0 ff ff ff ff 	mov    $0xffffffffffffffff,%rax
   e:	eb b9                	jmp    0xffffffffffffffc9
  10:	0f 1f 00             	nopl   (%rax)
  13:	f3 0f 1e fa          	endbr64
  17:	64 8b 04 25 18 00 00 	mov    %fs:0x18,%eax
  1e:	00 
  1f:	85 c0                	test   %eax,%eax
  21:	75 10                	jne    0x33
  23:	b8 2e 00 00 00       	mov    $0x2e,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax		<-- trapping instruction
  30:	77 51                	ja     0x83
  32:	c3                   	ret
  33:	48 83 ec 28          	sub    $0x28,%rsp
  37:	89 54 24 1c          	mov    %edx,0x1c(%rsp)
  3b:	48 89 74 24 10       	mov    %rsi,0x10(%rsp)

Code starting with the faulting instruction
===========================================
   0:	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax
   6:	77 51                	ja     0x59
   8:	c3                   	ret
   9:	48 83 ec 28          	sub    $0x28,%rsp
   d:	89 54 24 1c          	mov    %edx,0x1c(%rsp)
  11:	48 89 74 24 10       	mov    %rsi,0x10(%rsp)
[   36.660834][  T472] RSP: 002b:00007ffdf85eaad8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   36.661294][  T472] RAX: ffffffffffffffda RBX: 00007ffdf85eb200 RCX: 00007f36a8cb51e7
[   36.661759][  T472] RDX: 0000000000000000 RSI: 00007ffdf85eab40 RDI: 0000000000000005
[   36.662222][  T472] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000000
[   36.662700][  T472] R10: 0000000021fbe910 R11: 0000000000000246 R12: 0000000000000004
[   36.663156][  T472] R13: 00000000686e3353 R14: 0000000000499600 R15: 0000000000000000
| [   37.521298][  T479] ------------[ cut here ]------------
| [ 37.521658][ T479] WARNING: CPU: 1 PID: 479 at ./include/net/netdev_lock.h:17 netif_set_mtu_ext (./include/net/netdev_lock.h:17 ./include/net/netdev_lock.h:15 ./include/net/netdev_lock.h:25 net/core/dev.c:9610) 
| [   37.522319][  T479] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel bridge stp llc 8021q sch_ingress vrf veth
| [   37.523685][  T479] Tainted: [W]=WARN
[   37.523930][  T479] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 37.524357][ T479] RIP: 0010:netif_set_mtu_ext (./include/net/netdev_lock.h:17 ./include/net/netdev_lock.h:15 ./include/net/netdev_lock.h:25 net/core/dev.c:9610) 
[ 37.524700][ T479] Code: 00 00 8b 05 d7 bc 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 1a 63 7b 00 85 c0 0f 85 39 fe ff ff 90 <0f> 0b 90 e9 30 fe ff ff 48 b8 00 00 00 00 00 fc ff df 4c 89 fa 48
All code
========
   0:	00 00                	add    %al,(%rax)
   2:	8b 05 d7 bc 3a 02    	mov    0x23abcd7(%rip),%eax        # 0x23abcdf
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb a0 0c 00 00 	lea    0xca0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 1a 63 7b 00       	call   0x7b633b
  21:	85 c0                	test   %eax,%eax
  23:	0f 85 39 fe ff ff    	jne    0xfffffffffffffe62
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	e9 30 fe ff ff       	jmp    0xfffffffffffffe62
  32:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
  39:	fc ff df 
  3c:	4c 89 fa             	mov    %r15,%rdx
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	e9 30 fe ff ff       	jmp    0xfffffffffffffe38
   8:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
   f:	fc ff df 
  12:	4c 89 fa             	mov    %r15,%rdx
  15:	48                   	rex.W
[   37.525854][  T479] RSP: 0018:ffffc90000ef6ef0 EFLAGS: 00010246
[   37.526270][  T479] RAX: 0000000000000000 RBX: ffff888010bba000 RCX: 0000000000000001
[   37.526769][  T479] RDX: 0000000000000000 RSI: ffffffff87c9b941 RDI: ffffffff874555e0
[   37.527272][  T479] RBP: ffffc90000ef6fe0 R08: 0000000000000000 R09: 0000000000000000
[   37.527786][  T479] R10: ffffc90000ef7010 R11: ffffffff88aa8918 R12: 1ffff920001dede2
[   37.528269][  T479] R13: 00000000000005dc R14: ffffc90000ef7010 R15: ffff888010bbaf08
[   37.528759][  T479] FS:  00007fb74c694800(0000) GS:ffff8880ac537000(0000) knlGS:0000000000000000
[   37.529343][  T479] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   37.529758][  T479] CR2: 00000000004e5de8 CR3: 0000000005063006 CR4: 0000000000772ef0
[   37.530245][  T479] PKRU: 55555554
[   37.530503][  T479] Call Trace:
[   37.530752][  T479]  <TASK>
[ 37.530919][ T479] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 37.531246][ T479] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 37.531590][ T479] ? mark_held_locks (kernel/locking/lockdep.c:4328) 
[ 37.531928][ T479] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:151 kernel/locking/spinlock.c:194) 
[ 37.532331][ T479] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4475) 
[ 37.532664][ T479] netif_set_mtu (net/core/dev.c:9652) 
[ 37.532988][ T479] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 37.533320][ T479] ? br_get_link_af_size_filtered (net/bridge/br_netlink.c:116) bridge 
[ 37.533796][ T479] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 37.534042][ T479] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 37.534522][ T479] br_add_if (net/bridge/br_if.c:697) bridge 
[ 37.534896][ T479] do_set_master (net/core/rtnetlink.c:2948) 
[ 37.535224][ T479] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 37.535559][ T479] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 37.535966][ T479] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 37.536294][ T479] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 37.536622][ T479] ? __kernel_text_address (kernel/extable.c:79) 
[ 37.536948][ T479] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 37.537274][ T479] ? __mutex_trylock_common (./arch/x86/include/asm/atomic64_64.h:101 ./include/linux/atomic/atomic-arch-fallback.h:4296 ./include/linux/atomic/atomic-long.h:1482 ./include/linux/atomic/atomic-instrumented.h:4458 kernel/locking/mutex.c:113) 
[ 37.537603][ T479] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 37.538021][ T479] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 37.538346][ T479] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 37.538692][ T479] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 37.539015][ T479] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 37.539338][ T479] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 37.539668][ T479] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 37.539986][ T479] ? __create_object (mm/kmemleak.c:771) 
[ 37.540309][ T479] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 37.540639][ T479] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 37.540962][ T479] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 37.541366][ T479] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 37.541707][ T479] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 37.542041][ T479] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 37.542363][ T479] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 37.542708][ T479] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 37.543032][ T479] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 37.543350][ T479] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 37.543683][ T479] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 37.544009][ T479] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 37.544345][ T479] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 37.544683][ T479] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 37.545025][ T479] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 37.545347][ T479] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 37.545696][ T479] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 37.546030][ T479] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 37.546355][ T479] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 ./include/net/netns/generic.h:48 net/netlink/af_netlink.c:333) 
[ 37.546713][ T479] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 37.547043][ T479] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 37.547363][ T479] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 37.547725][ T479] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 37.548062][ T479] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 37.548398][ T479] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 37.548758][ T479] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 37.549086][ T479] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 37.549408][ T479] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 37.549845][ T479] ___sys_sendmsg (net/socket.c:2670) 
[ 37.550167][ T479] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 37.550507][ T479] ? __call_rcu_common.constprop.0 (./arch/x86/include/asm/irqflags.h:26 ./arch/x86/include/asm/irqflags.h:109 ./arch/x86/include/asm/irqflags.h:127 kernel/rcu/tree.c:3096) 
[ 37.550912][ T479] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 37.551260][ T479] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 37.551606][ T479] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 37.551936][ T479] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 37.552270][ T479] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 37.552606][ T479] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 37.552947][ T479] __sys_sendmsg (net/socket.c:2700) 
[ 37.553267][ T479] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 37.553698][ T479] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 37.554035][ T479] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 37.554374][ T479] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 37.554721][ T479] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   37.555133][  T479] RIP: 0033:0x7fb74c8611e7
[ 37.555477][ T479] Code: 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b9 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 2e 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 89 54 24 1c 48 89 74 24 10
All code
========
   0:	0e                   	(bad)
   1:	00 f7                	add    %dh,%bh
   3:	d8 64 89 02          	fsubs  0x2(%rcx,%rcx,4)
   7:	48 c7 c0 ff ff ff ff 	mov    $0xffffffffffffffff,%rax
   e:	eb b9                	jmp    0xffffffffffffffc9
  10:	0f 1f 00             	nopl   (%rax)
  13:	f3 0f 1e fa          	endbr64
  17:	64 8b 04 25 18 00 00 	mov    %fs:0x18,%eax
  1e:	00 
  1f:	85 c0                	test   %eax,%eax
  21:	75 10                	jne    0x33
  23:	b8 2e 00 00 00       	mov    $0x2e,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax		<-- trapping instruction
  30:	77 51                	ja     0x83
  32:	c3                   	ret
  33:	48 83 ec 28          	sub    $0x28,%rsp
  37:	89 54 24 1c          	mov    %edx,0x1c(%rsp)
  3b:	48 89 74 24 10       	mov    %rsi,0x10(%rsp)

Code starting with the faulting instruction
===========================================
   0:	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax
   6:	77 51                	ja     0x59
   8:	c3                   	ret
   9:	48 83 ec 28          	sub    $0x28,%rsp
   d:	89 54 24 1c          	mov    %edx,0x1c(%rsp)
  11:	48 89 74 24 10       	mov    %rsi,0x10(%rsp)
[   37.556663][  T479] RSP: 002b:00007ffcc23c8f78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   37.557150][  T479] RAX: ffffffffffffffda RBX: 00007ffcc23c96a0 RCX: 00007fb74c8611e7
[   37.557645][  T479] RDX: 0000000000000000 RSI: 00007ffcc23c8fe0 RDI: 0000000000000005
[   37.558139][  T479] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000000
[   37.558646][  T479] R10: 000000000b17f910 R11: 0000000000000246 R12: 0000000000000004
[   37.559132][  T479] R13: 00000000686e3354 R14: 0000000000499600 R15: 0000000000000000
| [  285.340863][ T3711] ------------[ cut here ]------------
| [ 285.341275][ T3711] WARNING: CPU: 0 PID: 3711 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) 
| [  285.343244][ T3711] Modules linked in: act_gact cls_flower vxlan ip6_udp_tunnel udp_tunnel bridge stp llc 8021q sch_ingress vrf veth
| [  285.344882][ T3711] Tainted: [W]=WARN
[  285.345155][ T3711] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 285.345665][ T3711] 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) 
[ 285.346065][ T3711] 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
[  285.347401][ T3711] RSP: 0018:ffffc90006fc6f70 EFLAGS: 00010246
[  285.347887][ T3711] RAX: 0000000000000000 RBX: ffff88800aa5a000 RCX: 0000000000000001
[  285.348443][ T3711] RDX: 0000000000000000 RSI: ffffffff87c9b941 RDI: ffffffff874555e0
[  285.348961][ T3711] RBP: ffffc90006fc7058 R08: 0000000000000000 R09: 0000000000000000
[  285.349451][ T3711] R10: ffffc90006fc7088 R11: ffffffff84000130 R12: 1ffff92000df8df2
[  285.349961][ T3711] R13: 00000000000005dc R14: ffffc90006fc7088 R15: ffff88800aa5af08
[  285.350485][ T3711] FS:  00007f72c38d0800(0000) GS:ffff8880ac4b7000(0000) knlGS:0000000000000000
[  285.351064][ T3711] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  285.351481][ T3711] CR2: 00000000004e5de8 CR3: 0000000011a65004 CR4: 0000000000772ef0
[  285.351989][ T3711] PKRU: 55555554
[  285.352237][ T3711] Call Trace:
[  285.352497][ T3711]  <TASK>
[ 285.352694][ T3711] ? __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) 
[ 285.353173][ T3711] ? br_del_if (net/bridge/br_if.c:742) bridge 
[ 285.353594][ T3711] ? do_set_master (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:41 net/core/rtnetlink.c:2933) 
[ 285.353941][ T3711] ? do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 285.354263][ T3711] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 285.354595][ T3711] ? netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 285.354941][ T3711] ? netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 285.355272][ T3711] ? ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 285.355617][ T3711] ? ___sys_sendmsg (net/socket.c:2670) 
[ 285.355958][ T3711] ? __sys_sendmsg (net/socket.c:2700) 
[ 285.356276][ T3711] ? do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 285.356622][ T3711] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[ 285.357051][ T3711] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 285.357394][ T3711] netif_set_mtu (net/core/dev.c:9652) 
[ 285.357750][ T3711] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 285.358111][ T3711] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 285.358360][ T3711] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 285.358836][ T3711] br_del_if (net/bridge/br_if.c:743) bridge 
[ 285.359202][ T3711] ? rtnl_is_locked (net/core/rtnetlink.c:169) 
[ 285.359535][ T3711] do_set_master (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:41 net/core/rtnetlink.c:2933) 
[ 285.359882][ T3711] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 285.360218][ T3711] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 285.360671][ T3711] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 285.361096][ T3711] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 285.361424][ T3711] ? __kernel_text_address (kernel/extable.c:79) 
[ 285.361789][ T3711] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 285.362120][ T3711] ? __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) 
[ 285.362445][ T3711] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 285.362873][ T3711] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 285.363261][ T3711] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 285.363603][ T3711] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 285.363992][ T3711] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 285.364377][ T3711] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 285.364781][ T3711] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 285.365108][ T3711] ? __create_object (mm/kmemleak.c:771) 
[ 285.365453][ T3711] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 285.365890][ T3711] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 285.366244][ T3711] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 285.366675][ T3711] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 285.367020][ T3711] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 285.367356][ T3711] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 285.367734][ T3711] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 285.368142][ T3711] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 285.368547][ T3711] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 285.368891][ T3711] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 285.369222][ T3711] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 285.369558][ T3711] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 285.369958][ T3711] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 285.370312][ T3711] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 285.370762][ T3711] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 285.371185][ T3711] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 285.371528][ T3711] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 285.371926][ T3711] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 285.372252][ T3711] ? 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) 
[ 285.372592][ T3711] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 285.373028][ T3711] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 285.373354][ T3711] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 285.373723][ T3711] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 285.374061][ T3711] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 285.374392][ T3711] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 285.374851][ T3711] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 285.375247][ T3711] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 285.375585][ T3711] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 285.376106][ T3711] ___sys_sendmsg (net/socket.c:2670) 
[ 285.376537][ T3711] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 285.376948][ T3711] ? __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) 
[ 285.377418][ T3711] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 285.377777][ T3711] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 285.378118][ T3711] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 285.378559][ T3711] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 285.378906][ T3711] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 285.379240][ T3711] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 285.379581][ T3711] __sys_sendmsg (net/socket.c:2700) 
[ 285.379920][ T3711] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 285.380398][ T3711] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 285.380789][ T3711] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 285.381170][ T3711] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 285.381552][ T3711] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[  285.382058][ T3711] RIP: 0033:0x7f72c3a9d1e7
[ 285.382445][ T3711] 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)
[  285.383771][ T3711] RSP: 002b:00007ffc24e2f898 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[  285.384256][ T3711] RAX: ffffffffffffffda RBX: 00007ffc24e2ffc0 RCX: 00007f72c3a9d1e7
[  285.384758][ T3711] RDX: 0000000000000000 RSI: 00007ffc24e2f900 RDI: 0000000000000005
[  285.385284][ T3711] RBP: 0000000000000003 R08: 0000000000000003 R09: 0000000000000078
[  285.385934][ T3711] R10: 00007f72c399aee8 R11: 0000000000000246 R12: 0000000000000003
[  285.386522][ T3711] R13: 00000000686e344c R14: 0000000000499600 R15: 0000000000000000
| [  285.508219][ T3712] ------------[ cut here ]------------
| [ 285.508634][ T3712] WARNING: CPU: 2 PID: 3712 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) 
| [  285.509311][ T3712] Modules linked in: act_gact cls_flower vxlan ip6_udp_tunnel udp_tunnel bridge stp llc 8021q sch_ingress vrf veth
| [  285.511750][ T3712] Tainted: [W]=WARN
[  285.512011][ T3712] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 285.512434][ T3712] 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) 
[ 285.512800][ T3712] 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
[  285.513995][ T3712] RSP: 0018:ffffc90006fc6f70 EFLAGS: 00010246
[  285.514422][ T3712] RAX: 0000000000000000 RBX: ffff88800aa5a000 RCX: 0000000000000001
[  285.514940][ T3712] RDX: 0000000000000000 RSI: ffffffff87c9b941 RDI: ffffffff874555e0
[  285.515448][ T3712] RBP: ffffc90006fc7058 R08: 0000000000000000 R09: 0000000000000000
[  285.515979][ T3712] R10: ffffc90006fc7088 R11: ffffffff88179160 R12: 1ffff92000df8df2
[  285.516498][ T3712] R13: 00000000000005dc R14: ffffc90006fc7088 R15: ffff88800aa5af08
[  285.517012][ T3712] FS:  00007fddaaefe800(0000) GS:ffff8880ac5b7000(0000) knlGS:0000000000000000
[  285.517620][ T3712] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  285.518063][ T3712] CR2: 00000000004e5ce0 CR3: 000000000f6f9002 CR4: 0000000000772ef0
[  285.518598][ T3712] PKRU: 55555554
[  285.518865][ T3712] Call Trace:
[  285.519125][ T3712]  <TASK>
[ 285.519315][ T3712] ? __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) 
[ 285.519757][ T3712] ? br_del_if (net/bridge/br_if.c:742) bridge 
[ 285.520154][ T3712] ? do_set_master (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:41 net/core/rtnetlink.c:2933) 
[ 285.520507][ T3712] ? do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 285.520846][ T3712] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 285.521183][ T3712] ? netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 285.521534][ T3712] ? netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 285.521870][ T3712] ? ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 285.522208][ T3712] ? ___sys_sendmsg (net/socket.c:2670) 
[ 285.522555][ T3712] ? __sys_sendmsg (net/socket.c:2700) 
[ 285.522888][ T3712] ? do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 285.523240][ T3712] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[ 285.523671][ T3712] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 285.524018][ T3712] netif_set_mtu (net/core/dev.c:9652) 
[ 285.524346][ T3712] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 285.524698][ T3712] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 285.524953][ T3712] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 285.525401][ T3712] br_del_if (net/bridge/br_if.c:743) bridge 
[ 285.525775][ T3712] ? rtnl_is_locked (net/core/rtnetlink.c:169) 
[ 285.526151][ T3712] do_set_master (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:41 net/core/rtnetlink.c:2933) 
[ 285.526492][ T3712] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 285.526824][ T3712] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 285.527232][ T3712] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 285.527573][ T3712] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 285.527930][ T3712] ? __kernel_text_address (kernel/extable.c:79) 
[ 285.528281][ T3712] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 285.528643][ T3712] ? __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) 
[ 285.528980][ T3712] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 285.529380][ T3712] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 285.529723][ T3712] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 285.530066][ T3712] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 285.530408][ T3712] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 285.530761][ T3712] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 285.531111][ T3712] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 285.531452][ T3712] ? __create_object (mm/kmemleak.c:771) 
[ 285.531812][ T3712] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 285.532150][ T3712] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 285.532488][ T3712] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 285.532891][ T3712] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 285.533226][ T3712] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 285.533568][ T3712] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 285.533908][ T3712] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 285.534266][ T3712] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 285.534614][ T3712] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 285.534939][ T3712] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 285.535268][ T3712] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 285.535600][ T3712] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 285.535936][ T3712] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 285.536275][ T3712] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 285.536624][ T3712] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 285.536958][ T3712] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 285.537314][ T3712] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 285.537666][ T3712] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 285.537997][ T3712] ? 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) 
[ 285.538340][ T3712] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 285.538715][ T3712] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 285.539045][ T3712] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 285.539378][ T3712] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 285.539725][ T3712] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 285.540055][ T3712] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 285.540392][ T3712] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 285.540745][ T3712] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 285.541070][ T3712] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 285.541503][ T3712] ___sys_sendmsg (net/socket.c:2670) 
[ 285.541827][ T3712] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 285.542160][ T3712] ? __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) 
[ 285.542577][ T3712] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 285.542910][ T3712] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 285.543249][ T3712] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 285.543594][ T3712] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 285.543929][ T3712] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 285.544257][ T3712] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 285.544604][ T3712] __sys_sendmsg (net/socket.c:2700) 
[ 285.544930][ T3712] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 285.545337][ T3712] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 285.545689][ T3712] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 285.546026][ T3712] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 285.546363][ T3712] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[  285.546774][ T3712] RIP: 0033:0x7fddab0cb1e7
[ 285.547115][ T3712] 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)
[  285.548253][ T3712] RSP: 002b:00007fff65d86858 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[  285.548756][ T3712] RAX: ffffffffffffffda RBX: 00007fff65d86f80 RCX: 00007fddab0cb1e7
[  285.549237][ T3712] RDX: 0000000000000000 RSI: 00007fff65d868c0 RDI: 0000000000000005
[  285.549724][ T3712] RBP: 0000000000000003 R08: 0000000000000003 R09: 0000000000000078
[  285.550208][ T3712] R10: 00007fddaafc8ee8 R11: 0000000000000246 R12: 0000000000000003
[  285.550711][ T3712] R13: 00000000686e344c R14: 0000000000499600 R15: 0000000000000000
| [  291.122313][ T3717] ------------[ cut here ]------------
| [ 291.122665][ T3717] WARNING: CPU: 2 PID: 3717 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) 
| [  291.123293][ T3717] Modules linked in: act_gact cls_flower vxlan ip6_udp_tunnel udp_tunnel bridge stp llc 8021q sch_ingress vrf veth
| [  291.124702][ T3717] Tainted: [W]=WARN
[  291.124954][ T3717] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 291.125354][ T3717] 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) 
[ 291.125696][ T3717] 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
[  291.126859][ T3717] RSP: 0018:ffffc90007016ef0 EFLAGS: 00010246
[  291.127271][ T3717] RAX: 0000000000000000 RBX: ffff88800aa5a000 RCX: 0000000000000001
[  291.127777][ T3717] RDX: 0000000000000000 RSI: ffffffff87c9b941 RDI: ffffffff874555e0
[  291.128269][ T3717] RBP: ffffc90007016fe0 R08: 0000000000000000 R09: 0000000000000000
[  291.128757][ T3717] R10: ffffc90007017010 R11: ffffffff88aa8918 R12: 1ffff92000e02de2
[  291.129265][ T3717] R13: 00000000000005dc R14: ffffc90007017010 R15: ffff88800aa5af08
[  291.129791][ T3717] FS:  00007f8866b9b800(0000) GS:ffff8880ac5b7000(0000) knlGS:0000000000000000
[  291.130358][ T3717] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  291.130774][ T3717] CR2: 00000000004e5ce0 CR3: 000000000abdf003 CR4: 0000000000772ef0
[  291.131269][ T3717] PKRU: 55555554
[  291.131533][ T3717] Call Trace:
[  291.131790][ T3717]  <TASK>
[ 291.131966][ T3717] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 291.132292][ T3717] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 291.132635][ T3717] ? mark_held_locks (kernel/locking/lockdep.c:4328) 
[ 291.132963][ T3717] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:151 kernel/locking/spinlock.c:194) 
[ 291.133371][ T3717] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4475) 
[ 291.133717][ T3717] netif_set_mtu (net/core/dev.c:9652) 
[ 291.134045][ T3717] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 291.134379][ T3717] ? br_get_link_af_size_filtered (net/bridge/br_netlink.c:116) bridge 
[ 291.134844][ T3717] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 291.135096][ T3717] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 291.135550][ T3717] br_add_if (net/bridge/br_if.c:697) bridge 
[ 291.135927][ T3717] do_set_master (net/core/rtnetlink.c:2948) 
[ 291.136253][ T3717] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 291.136593][ T3717] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 291.136997][ T3717] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 291.137323][ T3717] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 291.137660][ T3717] ? __kernel_text_address (kernel/extable.c:79) 
[ 291.137988][ T3717] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 291.138335][ T3717] ? __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) 
[ 291.138673][ T3717] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 291.139067][ T3717] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 291.139404][ T3717] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 291.139731][ T3717] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 291.140184][ T3717] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 291.140539][ T3717] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 291.140864][ T3717] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 291.141194][ T3717] ? __create_object (mm/kmemleak.c:771) 
[ 291.141535][ T3717] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 291.141865][ T3717] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 291.142188][ T3717] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 291.142634][ T3717] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 291.142971][ T3717] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 291.143303][ T3717] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 291.143653][ T3717] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 291.143984][ T3717] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 291.144308][ T3717] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 291.144644][ T3717] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 291.144970][ T3717] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 291.145296][ T3717] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 291.145639][ T3717] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 291.145971][ T3717] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 291.146313][ T3717] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 291.146661][ T3717] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 291.146991][ T3717] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 291.147329][ T3717] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 291.147665][ T3717] ? 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) 
[ 291.147992][ T3717] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 291.148332][ T3717] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 291.148672][ T3717] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 291.149004][ T3717] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 291.149337][ T3717] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 291.149680][ T3717] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 291.150024][ T3717] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 291.150361][ T3717] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 291.150698][ T3717] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 291.151124][ T3717] ___sys_sendmsg (net/socket.c:2670) 
[ 291.151449][ T3717] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 291.151805][ T3717] ? __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) 
[ 291.152210][ T3717] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 291.152556][ T3717] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 291.152887][ T3717] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 291.153222][ T3717] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 291.153574][ T3717] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 291.153908][ T3717] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 291.154241][ T3717] __sys_sendmsg (net/socket.c:2700) 
[ 291.154579][ T3717] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 291.154983][ T3717] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 291.155322][ T3717] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 291.155660][ T3717] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 291.155988][ T3717] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[  291.156406][ T3717] RIP: 0033:0x7f8866d681e7
[ 291.156775][ T3717] 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)
[  291.157952][ T3717] RSP: 002b:00007ffcb9071988 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[  291.158475][ T3717] RAX: ffffffffffffffda RBX: 00007ffcb90720b0 RCX: 00007f8866d681e7
[  291.158959][ T3717] RDX: 0000000000000000 RSI: 00007ffcb90719f0 RDI: 0000000000000005
[  291.159444][ T3717] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000000
[  291.159938][ T3717] R10: 0000000005988910 R11: 0000000000000246 R12: 0000000000000004
[  291.160424][ T3717] R13: 00000000686e3451 R14: 0000000000499600 R15: 0000000000000000
| [  291.430252][ T3719] ------------[ cut here ]------------
| [ 291.430758][ T3719] WARNING: CPU: 2 PID: 3719 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) 
| [  291.431419][ T3719] Modules linked in: act_gact cls_flower vxlan ip6_udp_tunnel udp_tunnel bridge stp llc 8021q sch_ingress vrf veth
| [  291.432926][ T3719] Tainted: [W]=WARN
[  291.433177][ T3719] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 291.433590][ T3719] 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) 
[ 291.433941][ T3719] 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
[  291.435081][ T3719] RSP: 0018:ffffc90007036ef0 EFLAGS: 00010246
[  291.435521][ T3719] RAX: 0000000000000000 RBX: ffff88800aa5a000 RCX: 0000000000000001
[  291.436013][ T3719] RDX: 0000000000000000 RSI: ffffffff87c9b941 RDI: ffffffff874555e0
[  291.436510][ T3719] RBP: ffffc90007036fe0 R08: 0000000000000000 R09: 0000000000000000
[  291.437051][ T3719] R10: ffffc90007037010 R11: ffffffff88aa8918 R12: 1ffff92000e06de2
[  291.437538][ T3719] R13: 00000000000005dc R14: ffffc90007037010 R15: ffff88800aa5af08
[  291.438013][ T3719] FS:  00007f490f0c7800(0000) GS:ffff8880ac5b7000(0000) knlGS:0000000000000000
[  291.438604][ T3719] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  291.439006][ T3719] CR2: 00000000004e5de8 CR3: 000000000abdf005 CR4: 0000000000772ef0
[  291.439523][ T3719] PKRU: 55555554
[  291.439781][ T3719] Call Trace:
[  291.440042][ T3719]  <TASK>
[ 291.440216][ T3719] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 291.440562][ T3719] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 291.440899][ T3719] ? mark_held_locks (kernel/locking/lockdep.c:4328) 
[ 291.441222][ T3719] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:151 kernel/locking/spinlock.c:194) 
[ 291.441635][ T3719] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4475) 
[ 291.442010][ T3719] netif_set_mtu (net/core/dev.c:9652) 
[ 291.442350][ T3719] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 291.442713][ T3719] ? br_get_link_af_size_filtered (net/bridge/br_netlink.c:116) bridge 
[ 291.443186][ T3719] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 291.443455][ T3719] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 291.443958][ T3719] br_add_if (net/bridge/br_if.c:697) bridge 
[ 291.444345][ T3719] do_set_master (net/core/rtnetlink.c:2948) 
[ 291.444703][ T3719] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 291.445052][ T3719] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 291.445480][ T3719] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 291.445829][ T3719] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 291.446169][ T3719] ? __kernel_text_address (kernel/extable.c:79) 
[ 291.446526][ T3719] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 291.446868][ T3719] ? __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) 
[ 291.447209][ T3719] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 291.447659][ T3719] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 291.448023][ T3719] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 291.448386][ T3719] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 291.448753][ T3719] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 291.449091][ T3719] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 291.449426][ T3719] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 291.449762][ T3719] ? __create_object (mm/kmemleak.c:771) 
[ 291.450095][ T3719] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 291.450422][ T3719] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 291.450773][ T3719] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 291.451194][ T3719] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 291.451564][ T3719] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 291.451912][ T3719] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 291.452261][ T3719] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 291.452609][ T3719] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 291.453024][ T3719] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 291.453629][ T3719] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 291.454222][ T3719] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 291.454823][ T3719] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 291.455387][ T3719] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 291.455997][ T3719] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 291.456613][ T3719] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 291.457210][ T3719] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 291.457824][ T3719] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 291.458476][ T3719] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 291.459042][ T3719] ? 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) 
[ 291.459675][ T3719] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 291.460272][ T3719] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 291.460891][ T3719] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 291.461508][ T3719] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 291.462105][ T3719] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 291.462716][ T3719] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 291.463342][ T3719] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 291.463975][ T3719] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 291.464603][ T3719] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 291.465354][ T3719] ___sys_sendmsg (net/socket.c:2670) 
[ 291.466004][ T3719] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 291.466615][ T3719] ? __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) 
[ 291.467337][ T3719] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 291.467991][ T3719] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 291.468623][ T3719] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 291.469246][ T3719] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 291.469850][ T3719] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 291.470437][ T3719] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 291.471081][ T3719] __sys_sendmsg (net/socket.c:2700) 
[ 291.471706][ T3719] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 291.472447][ T3719] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 291.473092][ T3719] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 291.473707][ T3719] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 291.474294][ T3719] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[  291.475032][ T3719] RIP: 0033:0x7f490f2941e7
[ 291.475671][ T3719] 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)
[  291.477137][ T3719] RSP: 002b:00007ffcacb1df88 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[  291.477684][ T3719] RAX: ffffffffffffffda RBX: 00007ffcacb1e6b0 RCX: 00007f490f2941e7
[  291.478597][ T3719] RDX: 0000000000000000 RSI: 00007ffcacb1dff0 RDI: 0000000000000005
[  291.479513][ T3719] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000000
[  291.480058][ T3719] R10: 0000000033aed910 R11: 0000000000000246 R12: 0000000000000004
[  291.480574][ T3719] R13: 00000000686e3452 R14: 0000000000499600 R15: 0000000000000000
| [  541.627639][ T6899] ------------[ cut here ]------------
| [ 541.628215][ T6899] WARNING: CPU: 2 PID: 6899 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) 
| [  541.630414][ T6899] Modules linked in: act_gact cls_flower vxlan ip6_udp_tunnel udp_tunnel bridge stp llc 8021q sch_ingress vrf veth
| [  541.632721][ T6899] Tainted: [W]=WARN
[  541.633131][ T6899] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 541.633818][ T6899] 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) 
[ 541.634385][ T6899] 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
[  541.636164][ T6899] RSP: 0018:ffffc900092b6f70 EFLAGS: 00010246
[  541.636808][ T6899] RAX: 0000000000000000 RBX: ffff88800aa5a000 RCX: 0000000000000001
[  541.637627][ T6899] RDX: 0000000000000000 RSI: ffffffff87c9b941 RDI: ffffffff874555e0
[  541.638284][ T6899] RBP: ffffc900092b7058 R08: 0000000000000000 R09: 0000000000000000
[  541.639102][ T6899] R10: ffffc900092b7088 R11: ffffffff88179160 R12: 1ffff92001256df2
[  541.639919][ T6899] R13: 00000000000005dc R14: ffffc900092b7088 R15: ffff88800aa5af08
[  541.640736][ T6899] FS:  00007f63421b9800(0000) GS:ffff8880ac5b7000(0000) knlGS:0000000000000000
[  541.641697][ T6899] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  541.642370][ T6899] CR2: 00000000004e5de8 CR3: 000000000f52d001 CR4: 0000000000772ef0
[  541.643192][ T6899] PKRU: 55555554
[  541.643592][ T6899] Call Trace:
[  541.643987][ T6899]  <TASK>
[ 541.644277][ T6899] ? __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) 
[ 541.644961][ T6899] ? br_del_if (net/bridge/br_if.c:742) bridge 
[ 541.645598][ T6899] ? do_set_master (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:41 net/core/rtnetlink.c:2933) 
[ 541.646153][ T6899] ? do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 541.646715][ T6899] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 541.647252][ T6899] ? netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 541.647772][ T6899] ? netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 541.648304][ T6899] ? ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 541.648883][ T6899] ? ___sys_sendmsg (net/socket.c:2670) 
[ 541.649319][ T6899] ? __sys_sendmsg (net/socket.c:2700) 
[ 541.649850][ T6899] ? do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 541.650376][ T6899] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[ 541.651072][ T6899] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 541.651655][ T6899] netif_set_mtu (net/core/dev.c:9652) 
[ 541.652201][ T6899] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 541.652788][ T6899] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 541.653221][ T6899] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 541.653992][ T6899] br_del_if (net/bridge/br_if.c:743) bridge 
[ 541.654626][ T6899] ? rtnl_is_locked (net/core/rtnetlink.c:169) 
[ 541.655145][ T6899] do_set_master (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:41 net/core/rtnetlink.c:2933) 
[ 541.655706][ T6899] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 541.656257][ T6899] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 541.656960][ T6899] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 541.657534][ T6899] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 541.658082][ T6899] ? __kernel_text_address (kernel/extable.c:79) 
[ 541.658684][ T6899] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 541.659233][ T6899] ? __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) 
[ 541.659794][ T6899] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 541.660473][ T6899] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 541.661018][ T6899] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 541.661575][ T6899] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 541.662126][ T6899] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 541.662692][ T6899] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 541.663241][ T6899] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 541.663794][ T6899] ? __create_object (mm/kmemleak.c:771) 
[ 541.664338][ T6899] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 541.664892][ T6899] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 541.665443][ T6899] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 541.666144][ T6899] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 541.666690][ T6899] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 541.667232][ T6899] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 541.667776][ T6899] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 541.668336][ T6899] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 541.668911][ T6899] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 541.669442][ T6899] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 541.669996][ T6899] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 541.670552][ T6899] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 541.671065][ T6899] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 541.671578][ T6899] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 541.672084][ T6899] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 541.672608][ T6899] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 541.673112][ T6899] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 541.673676][ T6899] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 541.674226][ T6899] ? 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) 
[ 541.674795][ T6899] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 541.675341][ T6899] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 541.675893][ T6899] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 541.676424][ T6899] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 541.677004][ T6899] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 541.677555][ T6899] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 541.678083][ T6899] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 541.678638][ T6899] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 541.679147][ T6899] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 541.679839][ T6899] ___sys_sendmsg (net/socket.c:2670) 
[ 541.680389][ T6899] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 541.680940][ T6899] ? __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) 
[ 541.681609][ T6899] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 541.682144][ T6899] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 541.682681][ T6899] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 541.683215][ T6899] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 541.683752][ T6899] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 541.684256][ T6899] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 541.684838][ T6899] __sys_sendmsg (net/socket.c:2700) 
[ 541.685367][ T6899] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 541.686055][ T6899] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 541.686623][ T6899] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 541.687155][ T6899] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 541.687716][ T6899] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[  541.688372][ T6899] RIP: 0033:0x7f63423861e7
[ 541.688930][ T6899] 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)
[  541.690798][ T6899] RSP: 002b:00007ffc7bf5a2d8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[  541.691630][ T6899] RAX: ffffffffffffffda RBX: 00007ffc7bf5aa00 RCX: 00007f63423861e7
[  541.692424][ T6899] RDX: 0000000000000000 RSI: 00007ffc7bf5a340 RDI: 0000000000000005
[  541.693222][ T6899] RBP: 0000000000000003 R08: 0000000000000003 R09: 0000000000000078
[  541.694011][ T6899] R10: 00007f6342283ee8 R11: 0000000000000246 R12: 0000000000000003
[  541.694813][ T6899] R13: 00000000686e354c R14: 0000000000499600 R15: 0000000000000000
| [  541.840881][ T6900] ------------[ cut here ]------------
| [ 541.841224][ T6900] WARNING: CPU: 0 PID: 6900 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) 
| [  541.841847][ T6900] Modules linked in: act_gact cls_flower vxlan ip6_udp_tunnel udp_tunnel bridge stp llc 8021q sch_ingress vrf veth
| [  541.843203][ T6900] Tainted: [W]=WARN
[  541.843434][ T6900] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 541.843829][ T6900] 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) 
[ 541.844145][ T6900] 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
[  541.845256][ T6900] RSP: 0018:ffffc900092b6f70 EFLAGS: 00010246
[  541.845652][ T6900] RAX: 0000000000000000 RBX: ffff88800aa5a000 RCX: 0000000000000001
[  541.846110][ T6900] RDX: 0000000000000000 RSI: ffffffff87c9b941 RDI: ffffffff874555e0
[  541.846794][ T6900] RBP: ffffc900092b7058 R08: 0000000000000000 R09: 0000000000000000
[  541.847251][ T6900] R10: ffffc900092b7088 R11: ffffffff88179160 R12: 1ffff92001256df2
[  541.847904][ T6900] R13: 00000000000005dc R14: ffffc900092b7088 R15: ffff88800aa5af08
[  541.848363][ T6900] FS:  00007fbb58bc1800(0000) GS:ffff8880ac4b7000(0000) knlGS:0000000000000000
[  541.849120][ T6900] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  541.849649][ T6900] CR2: 00000000004e5ce0 CR3: 00000000121b8003 CR4: 0000000000772ef0
[  541.850111][ T6900] PKRU: 55555554
[  541.850338][ T6900] Call Trace:
[  541.850583][ T6900]  <TASK>
[ 541.850738][ T6900] ? __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) 
[ 541.851119][ T6900] ? br_del_if (net/bridge/br_if.c:742) bridge 
[ 541.851476][ T6900] ? do_set_master (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:41 net/core/rtnetlink.c:2933) 
[ 541.851801][ T6900] ? do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 541.852107][ T6900] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 541.852410][ T6900] ? netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 541.852730][ T6900] ? netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 541.853033][ T6900] ? ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 541.853340][ T6900] ? ___sys_sendmsg (net/socket.c:2670) 
[ 541.853651][ T6900] ? __sys_sendmsg (net/socket.c:2700) 
[ 541.853960][ T6900] ? do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 541.854264][ T6900] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[ 541.854658][ T6900] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 541.854973][ T6900] netif_set_mtu (net/core/dev.c:9652) 
[ 541.855279][ T6900] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 541.855611][ T6900] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 541.855844][ T6900] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 541.856265][ T6900] br_del_if (net/bridge/br_if.c:743) bridge 
[ 541.856638][ T6900] ? rtnl_is_locked (net/core/rtnetlink.c:169) 
[ 541.856944][ T6900] do_set_master (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:41 net/core/rtnetlink.c:2933) 
[ 541.857252][ T6900] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 541.857567][ T6900] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 541.857952][ T6900] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 541.858255][ T6900] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 541.858578][ T6900] ? __kernel_text_address (kernel/extable.c:79) 
[ 541.858892][ T6900] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 541.859199][ T6900] ? __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) 
[ 541.859514][ T6900] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 541.859892][ T6900] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 541.860199][ T6900] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 541.860510][ T6900] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 541.860818][ T6900] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 541.861130][ T6900] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 541.861436][ T6900] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 541.861744][ T6900] ? __create_object (mm/kmemleak.c:771) 
[ 541.862054][ T6900] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 541.862360][ T6900] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 541.862674][ T6900] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 541.863053][ T6900] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 541.863368][ T6900] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 541.863696][ T6900] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 541.864001][ T6900] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 541.864316][ T6900] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 541.864634][ T6900] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 541.864938][ T6900] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 541.865244][ T6900] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 541.865556][ T6900] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 541.865866][ T6900] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 541.866180][ T6900] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 541.866505][ T6900] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 541.866823][ T6900] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 541.867128][ T6900] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 541.867465][ T6900] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 541.867777][ T6900] ? 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) 
[ 541.868091][ T6900] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 541.868412][ T6900] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 541.868747][ T6900] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 541.869059][ T6900] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 541.869377][ T6900] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 541.869698][ T6900] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 541.870022][ T6900] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 541.870336][ T6900] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 541.870658][ T6900] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 541.871053][ T6900] ___sys_sendmsg (net/socket.c:2670) 
[ 541.871356][ T6900] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 541.871673][ T6900] ? __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) 
[ 541.872052][ T6900] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 541.872366][ T6900] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 541.872691][ T6900] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 541.873010][ T6900] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 541.873315][ T6900] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 541.873636][ T6900] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 541.873961][ T6900] __sys_sendmsg (net/socket.c:2700) 
[ 541.874272][ T6900] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 541.874663][ T6900] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 541.874991][ T6900] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 541.875316][ T6900] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 541.875642][ T6900] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[  541.876031][ T6900] RIP: 0033:0x7fbb58d8e1e7
[ 541.876357][ T6900] 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)
[  541.877473][ T6900] RSP: 002b:00007fff791a0108 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[  541.877948][ T6900] RAX: ffffffffffffffda RBX: 00007fff791a0830 RCX: 00007fbb58d8e1e7
[  541.878407][ T6900] RDX: 0000000000000000 RSI: 00007fff791a0170 RDI: 0000000000000005
[  541.878903][ T6900] RBP: 0000000000000003 R08: 0000000000000003 R09: 0000000000000078
[  541.879369][ T6900] R10: 00007fbb58c8bee8 R11: 0000000000000246 R12: 0000000000000003
[  541.879862][ T6900] R13: 00000000686e354c R14: 0000000000499600 R15: 0000000000000000
| [  547.454562][ T6905] ------------[ cut here ]------------
| [ 547.455027][ T6905] WARNING: CPU: 0 PID: 6905 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) 
| [  547.455701][ T6905] Modules linked in: act_gact cls_flower vxlan ip6_udp_tunnel udp_tunnel bridge stp llc 8021q sch_ingress vrf veth
| [  547.457138][ T6905] Tainted: [W]=WARN
[  547.457383][ T6905] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 547.457834][ T6905] 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) 
[ 547.458173][ T6905] 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
[  547.459330][ T6905] RSP: 0018:ffffc900091f6ef0 EFLAGS: 00010246
[  547.459737][ T6905] RAX: 0000000000000000 RBX: ffff88800aa5a000 RCX: 0000000000000001
[  547.460218][ T6905] RDX: 0000000000000000 RSI: ffffffff87c9b941 RDI: ffffffff874555e0
[  547.460709][ T6905] RBP: ffffc900091f6fe0 R08: 0000000000000000 R09: 0000000000000000
[  547.461170][ T6905] R10: ffffc900091f7010 R11: ffffffff88aa8918 R12: 1ffff9200123ede2
[  547.461666][ T6905] R13: 00000000000005dc R14: ffffc900091f7010 R15: ffff88800aa5af08
[  547.462148][ T6905] FS:  00007f7cf63b9800(0000) GS:ffff8880ac4b7000(0000) knlGS:0000000000000000
[  547.462938][ T6905] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  547.463361][ T6905] CR2: 00000000004e5ce0 CR3: 000000000a770005 CR4: 0000000000772ef0
[  547.463864][ T6905] PKRU: 55555554
[  547.464106][ T6905] Call Trace:
[  547.464358][ T6905]  <TASK>
[ 547.464536][ T6905] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 547.464881][ T6905] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 547.465222][ T6905] ? mark_held_locks (kernel/locking/lockdep.c:4328) 
[ 547.465556][ T6905] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:151 kernel/locking/spinlock.c:194) 
[ 547.465966][ T6905] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4475) 
[ 547.466291][ T6905] netif_set_mtu (net/core/dev.c:9652) 
[ 547.466643][ T6905] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 547.466994][ T6905] ? br_get_link_af_size_filtered (net/bridge/br_netlink.c:116) bridge 
[ 547.467483][ T6905] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 547.467737][ T6905] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 547.468178][ T6905] br_add_if (net/bridge/br_if.c:697) bridge 
[ 547.468600][ T6905] do_set_master (net/core/rtnetlink.c:2948) 
[ 547.468937][ T6905] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 547.469272][ T6905] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 547.469722][ T6905] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 547.470062][ T6905] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 547.470393][ T6905] ? __kernel_text_address (kernel/extable.c:79) 
[ 547.470752][ T6905] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 547.471107][ T6905] ? __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) 
[ 547.471591][ T6905] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 547.472063][ T6905] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 547.472397][ T6905] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 547.472740][ T6905] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 547.473071][ T6905] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 547.473394][ T6905] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 547.473734][ T6905] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 547.474055][ T6905] ? __create_object (mm/kmemleak.c:771) 
[ 547.474378][ T6905] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 547.474717][ T6905] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 547.475048][ T6905] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 547.475453][ T6905] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 547.475807][ T6905] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 547.476137][ T6905] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 547.476470][ T6905] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 547.476825][ T6905] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 547.477146][ T6905] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 547.477480][ T6905] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 547.477820][ T6905] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 547.478139][ T6905] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 547.478499][ T6905] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 547.478839][ T6905] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 547.479222][ T6905] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 547.479726][ T6905] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 547.480108][ T6905] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 547.480453][ T6905] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 547.480803][ T6905] ? 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) 
[ 547.481153][ T6905] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 547.481545][ T6905] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 547.481912][ T6905] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 547.482264][ T6905] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 547.482621][ T6905] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 547.482976][ T6905] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 547.483316][ T6905] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 547.483649][ T6905] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 547.483964][ T6905] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 547.484365][ T6905] ___sys_sendmsg (net/socket.c:2670) 
[ 547.484686][ T6905] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 547.485004][ T6905] ? __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) 
[ 547.485408][ T6905] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 547.485753][ T6905] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 547.486077][ T6905] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 547.486400][ T6905] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 547.486735][ T6905] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 547.487051][ T6905] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 547.487408][ T6905] __sys_sendmsg (net/socket.c:2700) 
[ 547.487774][ T6905] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 547.488181][ T6905] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 547.488544][ T6905] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 547.488878][ T6905] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 547.489195][ T6905] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[  547.489624][ T6905] RIP: 0033:0x7f7cf65861e7
[ 547.489971][ T6905] 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)
[  547.491086][ T6905] RSP: 002b:00007fffaaf74568 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[  547.491573][ T6905] RAX: ffffffffffffffda RBX: 00007fffaaf74c90 RCX: 00007f7cf65861e7
[  547.492045][ T6905] RDX: 0000000000000000 RSI: 00007fffaaf745d0 RDI: 0000000000000005
[  547.492543][ T6905] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000000
[  547.493040][ T6905] R10: 0000000023219910 R11: 0000000000000246 R12: 0000000000000004
[  547.493517][ T6905] R13: 00000000686e3552 R14: 0000000000499600 R15: 0000000000000000
| [  547.773763][ T6907] ------------[ cut here ]------------
| [ 547.774304][ T6907] WARNING: CPU: 3 PID: 6907 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) 
| [  547.775282][ T6907] Modules linked in: act_gact cls_flower vxlan ip6_udp_tunnel udp_tunnel bridge stp llc 8021q sch_ingress vrf veth
| [  547.776941][ T6907] Tainted: [W]=WARN
[  547.777181][ T6907] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 547.777602][ T6907] 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) 
[ 547.777951][ T6907] 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
[  547.779146][ T6907] RSP: 0018:ffffc90009106ef0 EFLAGS: 00010246
[  547.779586][ T6907] RAX: 0000000000000000 RBX: ffff88800aa5a000 RCX: 0000000000000001
[  547.780087][ T6907] RDX: 0000000000000000 RSI: ffffffff87c9b941 RDI: ffffffff874555e0
[  547.780581][ T6907] RBP: ffffc90009106fe0 R08: 0000000000000000 R09: 0000000000000000
[  547.781095][ T6907] R10: ffffc90009107010 R11: ffffffff88aa8918 R12: 1ffff92001220de2
[  547.781594][ T6907] R13: 00000000000005dc R14: ffffc90009107010 R15: ffff88800aa5af08
[  547.782081][ T6907] FS:  00007f53f3eee800(0000) GS:ffff8880ac637000(0000) knlGS:0000000000000000
[  547.782690][ T6907] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  547.783096][ T6907] CR2: 00000000004e5de8 CR3: 00000000056f5002 CR4: 0000000000772ef0
[  547.783616][ T6907] PKRU: 55555554
[  547.783898][ T6907] Call Trace:
[  547.784181][ T6907]  <TASK>
[ 547.784403][ T6907] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 547.784934][ T6907] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 547.785501][ T6907] ? mark_held_locks (kernel/locking/lockdep.c:4328) 
[ 547.786050][ T6907] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:151 kernel/locking/spinlock.c:194) 
[ 547.786761][ T6907] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4475) 
[ 547.787310][ T6907] netif_set_mtu (net/core/dev.c:9652) 
[ 547.787885][ T6907] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 547.788399][ T6907] ? br_get_link_af_size_filtered (net/bridge/br_netlink.c:116) bridge 
[ 547.789180][ T6907] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 547.789603][ T6907] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 547.790332][ T6907] br_add_if (net/bridge/br_if.c:697) bridge 
[ 547.790957][ T6907] do_set_master (net/core/rtnetlink.c:2948) 
[ 547.791523][ T6907] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 547.792079][ T6907] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 547.792537][ T6907] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 547.792961][ T6907] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 547.793489][ T6907] ? __kernel_text_address (kernel/extable.c:79) 
[ 547.793988][ T6907] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 547.794552][ T6907] ? __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) 
[ 547.795085][ T6907] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 547.795778][ T6907] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 547.796333][ T6907] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 547.796868][ T6907] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 547.797389][ T6907] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 547.797934][ T6907] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 547.798495][ T6907] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 547.799001][ T6907] ? __create_object (mm/kmemleak.c:771) 
[ 547.799557][ T6907] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 547.800056][ T6907] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 547.800633][ T6907] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 547.801128][ T6907] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 547.801471][ T6907] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 547.801825][ T6907] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 547.802151][ T6907] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 547.802493][ T6907] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 547.802826][ T6907] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 547.803137][ T6907] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 547.803514][ T6907] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 547.803854][ T6907] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 547.804179][ T6907] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 547.804517][ T6907] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 547.804864][ T6907] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 547.805187][ T6907] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 547.805510][ T6907] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 547.805865][ T6907] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 547.806189][ T6907] ? 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) 
[ 547.806529][ T6907] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 547.806861][ T6907] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 547.807188][ T6907] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 547.807560][ T6907] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 547.807890][ T6907] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 547.808211][ T6907] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 547.808564][ T6907] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 547.808890][ T6907] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 547.809202][ T6907] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 547.809682][ T6907] ___sys_sendmsg (net/socket.c:2670) 
[ 547.810153][ T6907] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 547.810672][ T6907] ? __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) 
[ 547.811336][ T6907] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 547.811913][ T6907] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 547.812476][ T6907] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 547.813017][ T6907] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 547.813558][ T6907] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 547.814041][ T6907] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 547.814616][ T6907] __sys_sendmsg (net/socket.c:2700) 
[ 547.815144][ T6907] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 547.815854][ T6907] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 547.816402][ T6907] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 547.816923][ T6907] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 547.817416][ T6907] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[  547.818040][ T6907] RIP: 0033:0x7f53f40bb1e7
[ 547.818358][ T6907] 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)
[  547.820054][ T6907] RSP: 002b:00007ffcee244528 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[  547.820899][ T6907] RAX: ffffffffffffffda RBX: 00007ffcee244c50 RCX: 00007f53f40bb1e7
[  547.821736][ T6907] RDX: 0000000000000000 RSI: 00007ffcee244590 RDI: 0000000000000005
[  547.822565][ T6907] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000000
[  547.823332][ T6907] R10: 000000000b814910 R11: 0000000000000246 R12: 0000000000000004
[  547.824176][ T6907] R13: 00000000686e3552 R14: 0000000000499600 R15: 0000000000000000
| [  944.440007][T10182] ------------[ cut here ]------------
| [944.441578][T10182] WARNING: CPU: 2 PID: 10182 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) 
| [  944.442712][T10182] Modules linked in: act_gact cls_flower vxlan ip6_udp_tunnel udp_tunnel bridge stp llc 8021q sch_ingress vrf veth
| [  944.445052][T10182] Tainted: [W]=WARN
[  944.445486][T10182] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[944.446152][T10182] 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) 
[ 944.446718][T10182] 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
[  944.448672][T10182] RSP: 0018:ffffc90003d56f70 EFLAGS: 00010246
[  944.449305][T10182] RAX: 0000000000000000 RBX: ffff88800aa5a000 RCX: 0000000000000001
[  944.449809][T10182] RDX: 0000000000000000 RSI: ffffffff87c9b941 RDI: ffffffff874555e0
[  944.450311][T10182] RBP: ffffc90003d57058 R08: 0000000000000000 R09: 0000000000000000
[  944.450828][T10182] R10: ffffc90003d57088 R11: ffffffff88179160 R12: 1ffff920007aadf2
[  944.451324][T10182] R13: 00000000000005dc R14: ffffc90003d57088 R15: ffff88800aa5af08
[  944.451830][T10182] FS:  00007fac58e16800(0000) GS:ffff8880ac5b7000(0000) knlGS:0000000000000000
[  944.452404][T10182] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  944.452857][T10182] CR2: 00000000004e5de8 CR3: 000000000fb99006 CR4: 0000000000772ef0
[  944.453391][T10182] PKRU: 55555554
[  944.453656][T10182] Call Trace:
[  944.453907][T10182]  <TASK>
[944.454083][T10182] ? __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) 
[944.454529][T10182] ? br_del_if (net/bridge/br_if.c:742) bridge 
[944.454934][T10182] ? do_set_master (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:41 net/core/rtnetlink.c:2933) 
[944.455269][T10182] ? do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[944.455616][T10182] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[944.455953][T10182] ? netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[944.456291][T10182] ? netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[944.456624][T10182] ? ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[944.456983][T10182] ? ___sys_sendmsg (net/socket.c:2670) 
[944.457305][T10182] ? __sys_sendmsg (net/socket.c:2700) 
[944.457633][T10182] ? do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[944.457953][T10182] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[944.458368][T10182] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[944.458721][T10182] netif_set_mtu (net/core/dev.c:9652) 
[944.459053][T10182] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[944.459405][T10182] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[944.459684][T10182] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[944.460142][T10182] br_del_if (net/bridge/br_if.c:743) bridge 
[944.460537][T10182] ? rtnl_is_locked (net/core/rtnetlink.c:169) 
[944.460864][T10182] do_set_master (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:41 net/core/rtnetlink.c:2933) 
[944.461208][T10182] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[944.461545][T10182] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[944.461945][T10182] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[944.462285][T10182] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[944.462640][T10182] ? __kernel_text_address (kernel/extable.c:79) 
[944.462977][T10182] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[944.463322][T10182] ? __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) 
[944.463682][T10182] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[944.464108][T10182] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[944.464440][T10182] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[944.464818][T10182] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[944.465154][T10182] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[944.465498][T10182] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[944.465848][T10182] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[944.466166][T10182] ? __create_object (mm/kmemleak.c:771) 
[944.466535][T10182] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[944.466862][T10182] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[944.467188][T10182] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[944.467600][T10182] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[944.467932][T10182] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[944.468259][T10182] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[944.468585][T10182] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[944.468912][T10182] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[944.469247][T10182] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[944.469579][T10182] ? __lock_release (kernel/locking/lockdep.c:5539) 
[944.469906][T10182] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[944.470232][T10182] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[944.470576][T10182] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[944.470914][T10182] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[944.471255][T10182] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[944.471595][T10182] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[944.471931][T10182] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[944.472260][T10182] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[944.472594][T10182] ? 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) 
[944.472919][T10182] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[944.473241][T10182] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[944.473568][T10182] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[944.473893][T10182] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[944.474216][T10182] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[944.474551][T10182] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[944.474898][T10182] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[944.475225][T10182] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[944.475553][T10182] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[944.476012][T10182] ___sys_sendmsg (net/socket.c:2670) 
[944.476346][T10182] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[944.476704][T10182] ? __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) 
[944.477120][T10182] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[944.477473][T10182] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[944.477813][T10182] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[944.478156][T10182] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[944.478501][T10182] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[944.478839][T10182] ? __lock_release (kernel/locking/lockdep.c:5539) 
[944.479196][T10182] __sys_sendmsg (net/socket.c:2700) 
[944.479562][T10182] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[944.480068][T10182] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[944.480645][T10182] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[944.481203][T10182] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[944.481789][T10182] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[  944.482514][T10182] RIP: 0033:0x7fac58fe31e7
[ 944.483127][T10182] 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)
[  944.485176][T10182] RSP: 002b:00007ffc2371b048 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[  944.486069][T10182] RAX: ffffffffffffffda RBX: 00007ffc2371b770 RCX: 00007fac58fe31e7
[  944.486951][T10182] RDX: 0000000000000000 RSI: 00007ffc2371b0b0 RDI: 0000000000000005
[  944.487770][T10182] RBP: 0000000000000003 R08: 0000000000000003 R09: 0000000000000078
[  944.488614][T10182] R10: 00007fac58ee0ee8 R11: 0000000000000246 R12: 0000000000000003
[  944.489488][T10182] R13: 00000000686e36df R14: 0000000000499600 R15: 0000000000000000
| [  944.637574][T10183] ------------[ cut here ]------------
| [944.637941][T10183] WARNING: CPU: 3 PID: 10183 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) 
| [  944.638600][T10183] Modules linked in: act_gact cls_flower vxlan ip6_udp_tunnel udp_tunnel bridge stp llc 8021q sch_ingress vrf veth
| [  944.640587][T10183] Tainted: [W]=WARN
[  944.640850][T10183] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[944.641251][T10183] 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) 
[ 944.641594][T10183] 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
[  944.642783][T10183] RSP: 0018:ffffc90003d46f70 EFLAGS: 00010246
[  944.643219][T10183] RAX: 0000000000000000 RBX: ffff88800aa5a000 RCX: 0000000000000001
[  944.643737][T10183] RDX: 0000000000000000 RSI: ffffffff87c9b941 RDI: ffffffff874555e0
[  944.644241][T10183] RBP: ffffc90003d47058 R08: 0000000000000000 R09: 0000000000000000
[  944.644746][T10183] R10: ffffc90003d47088 R11: ffffffff88179160 R12: 1ffff920007a8df2
[  944.645250][T10183] R13: 00000000000005dc R14: ffffc90003d47088 R15: ffff88800aa5af08
[  944.645756][T10183] FS:  00007f8a3a27b800(0000) GS:ffff8880ac637000(0000) knlGS:0000000000000000
[  944.646314][T10183] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  944.646763][T10183] CR2: 00000000004e5ce0 CR3: 000000001272b003 CR4: 0000000000772ef0
[  944.647281][T10183] PKRU: 55555554
[  944.647536][T10183] Call Trace:
[  944.647783][T10183]  <TASK>
[944.647943][T10183] ? __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) 
[944.648351][T10183] ? br_del_if (net/bridge/br_if.c:742) bridge 
[944.648726][T10183] ? do_set_master (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:41 net/core/rtnetlink.c:2933) 
[944.649068][T10183] ? do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[944.649389][T10183] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[944.649728][T10183] ? netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[944.650052][T10183] ? netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[944.650370][T10183] ? ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[944.650687][T10183] ? ___sys_sendmsg (net/socket.c:2670) 
[944.650992][T10183] ? __sys_sendmsg (net/socket.c:2700) 
[944.651293][T10183] ? do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[944.651608][T10183] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[944.651988][T10183] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[944.652306][T10183] netif_set_mtu (net/core/dev.c:9652) 
[944.652694][T10183] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[944.653029][T10183] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[944.653262][T10183] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[944.653735][T10183] br_del_if (net/bridge/br_if.c:743) bridge 
[944.654091][T10183] ? rtnl_is_locked (net/core/rtnetlink.c:169) 
[944.654406][T10183] do_set_master (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:41 net/core/rtnetlink.c:2933) 
[944.654736][T10183] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[944.655073][T10183] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[944.655470][T10183] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[944.655791][T10183] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[944.656112][T10183] ? __kernel_text_address (kernel/extable.c:79) 
[944.656426][T10183] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[944.656786][T10183] ? __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) 
[944.657104][T10183] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[944.657495][T10183] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[944.657802][T10183] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[944.658107][T10183] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[944.658415][T10183] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[944.658732][T10183] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[944.659057][T10183] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[944.659360][T10183] ? __create_object (mm/kmemleak.c:771) 
[944.659695][T10183] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[944.660002][T10183] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[944.660306][T10183] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[944.660764][T10183] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[944.661092][T10183] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[944.661420][T10183] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[944.661742][T10183] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[944.662088][T10183] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[944.662414][T10183] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[944.662742][T10183] ? __lock_release (kernel/locking/lockdep.c:5539) 
[944.663069][T10183] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[944.663374][T10183] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[944.663696][T10183] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[944.664007][T10183] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[944.664320][T10183] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[944.664679][T10183] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[944.665008][T10183] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[944.665341][T10183] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[944.665688][T10183] ? 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) 
[944.666000][T10183] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[944.666313][T10183] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[944.666628][T10183] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[944.666954][T10183] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[944.667263][T10183] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[944.667594][T10183] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[944.667910][T10183] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[944.668219][T10183] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[944.668531][T10183] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[944.668933][T10183] ___sys_sendmsg (net/socket.c:2670) 
[944.669246][T10183] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[944.669590][T10183] ? __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) 
[944.669974][T10183] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[944.670287][T10183] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[944.670610][T10183] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[944.670921][T10183] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[944.671255][T10183] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[944.671574][T10183] ? __lock_release (kernel/locking/lockdep.c:5539) 
[944.671888][T10183] __sys_sendmsg (net/socket.c:2700) 
[944.672192][T10183] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[944.672617][T10183] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[944.672934][T10183] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[944.673245][T10183] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[944.673598][T10183] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[  944.673990][T10183] RIP: 0033:0x7f8a3a4481e7
[ 944.674312][T10183] 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)
[  944.675407][T10183] RSP: 002b:00007fff28041328 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[  944.675885][T10183] RAX: ffffffffffffffda RBX: 00007fff28041a50 RCX: 00007f8a3a4481e7
[  944.676349][T10183] RDX: 0000000000000000 RSI: 00007fff28041390 RDI: 0000000000000005
[  944.676835][T10183] RBP: 0000000000000003 R08: 0000000000000003 R09: 0000000000000078
[  944.677293][T10183] R10: 00007f8a3a345ee8 R11: 0000000000000246 R12: 0000000000000003
[  944.677816][T10183] R13: 00000000686e36df R14: 0000000000499600 R15: 0000000000000000
| [  950.282510][T10188] ------------[ cut here ]------------
| [950.283052][T10188] WARNING: CPU: 3 PID: 10188 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) 
| [  950.284133][T10188] Modules linked in: act_gact cls_flower vxlan ip6_udp_tunnel udp_tunnel bridge stp llc 8021q sch_ingress vrf veth
| [  950.286516][T10188] Tainted: [W]=WARN
[  950.286951][T10188] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[950.287679][T10188] 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) 
[ 950.288257][T10188] 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
[  950.290481][T10188] RSP: 0018:ffffc900003ceef0 EFLAGS: 00010246
[  950.291225][T10188] RAX: 0000000000000000 RBX: ffff88800aa5a000 RCX: 0000000000000001
[  950.292071][T10188] RDX: 0000000000000000 RSI: ffffffff87c9b941 RDI: ffffffff874555e0
[  950.292910][T10188] RBP: ffffc900003cefe0 R08: 0000000000000000 R09: 0000000000000000
[  950.293767][T10188] R10: ffffc900003cf010 R11: ffffffff88aa8918 R12: 1ffff92000079de2
[  950.294622][T10188] R13: 00000000000005dc R14: ffffc900003cf010 R15: ffff88800aa5af08
[  950.295449][T10188] FS:  00007feba54c8800(0000) GS:ffff8880ac637000(0000) knlGS:0000000000000000
[  950.296493][T10188] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  950.297198][T10188] CR2: 00000000004e5ce0 CR3: 000000000ef4e004 CR4: 0000000000772ef0
[  950.298056][T10188] PKRU: 55555554
[  950.298506][T10188] Call Trace:
[  950.298948][T10188]  <TASK>
[950.299246][T10188] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[950.299842][T10188] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[950.300418][T10188] ? mark_held_locks (kernel/locking/lockdep.c:4328) 
[950.300983][T10188] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:151 kernel/locking/spinlock.c:194) 
[950.301710][T10188] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4475) 
[950.302226][T10188] netif_set_mtu (net/core/dev.c:9652) 
[950.302775][T10188] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[950.303344][T10188] ? br_get_link_af_size_filtered (net/bridge/br_netlink.c:116) bridge 
[950.304170][T10188] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[950.304606][T10188] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[950.305356][T10188] br_add_if (net/bridge/br_if.c:697) bridge 
[950.306020][T10188] do_set_master (net/core/rtnetlink.c:2948) 
[950.306597][T10188] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[950.307171][T10188] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[950.307928][T10188] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[950.308510][T10188] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[950.309068][T10188] ? __kernel_text_address (kernel/extable.c:79) 
[950.309412][T10188] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[950.309756][T10188] ? __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) 
[950.310084][T10188] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[950.310492][T10188] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[950.310817][T10188] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[950.311137][T10188] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[950.311484][T10188] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[950.311810][T10188] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[950.312138][T10188] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[950.312467][T10188] ? __create_object (mm/kmemleak.c:771) 
[950.312793][T10188] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[950.313107][T10188] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[950.313411][T10188] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[950.313806][T10188] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[950.314120][T10188] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[950.314437][T10188] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[950.314767][T10188] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[950.315102][T10188] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[950.315422][T10188] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[950.315757][T10188] ? __lock_release (kernel/locking/lockdep.c:5539) 
[950.316095][T10188] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[950.316419][T10188] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[950.316739][T10188] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[950.317058][T10188] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[950.317402][T10188] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[950.317732][T10188] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[950.318057][T10188] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[950.318391][T10188] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[950.318720][T10188] ? 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) 
[950.319051][T10188] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[950.319384][T10188] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[950.319724][T10188] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[950.320053][T10188] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[950.320379][T10188] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[950.320708][T10188] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[950.321038][T10188] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[950.321367][T10188] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[950.321704][T10188] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[950.322117][T10188] ___sys_sendmsg (net/socket.c:2670) 
[950.322436][T10188] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[950.322766][T10188] ? __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) 
[950.323159][T10188] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[950.323487][T10188] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[950.323809][T10188] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[950.324122][T10188] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[950.324426][T10188] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[950.324739][T10188] ? __lock_release (kernel/locking/lockdep.c:5539) 
[950.325050][T10188] __sys_sendmsg (net/socket.c:2700) 
[950.325354][T10188] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[950.325749][T10188] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[950.326082][T10188] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[950.326402][T10188] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[950.326736][T10188] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[  950.327133][T10188] RIP: 0033:0x7feba56951e7
[ 950.327487][T10188] 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)
[  950.328631][T10188] RSP: 002b:00007ffc5bd68c58 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[  950.329132][T10188] RAX: ffffffffffffffda RBX: 00007ffc5bd69380 RCX: 00007feba56951e7
[  950.329601][T10188] RDX: 0000000000000000 RSI: 00007ffc5bd68cc0 RDI: 0000000000000005
[  950.330089][T10188] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000000
[  950.330555][T10188] R10: 0000000026855910 R11: 0000000000000246 R12: 0000000000000004
[  950.331024][T10188] R13: 00000000686e36e5 R14: 0000000000499600 R15: 0000000000000000
| [  950.579097][T10190] ------------[ cut here ]------------
| [950.579441][T10190] WARNING: CPU: 1 PID: 10190 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) 
| [  950.580130][T10190] Modules linked in: act_gact cls_flower vxlan ip6_udp_tunnel udp_tunnel bridge stp llc 8021q sch_ingress vrf veth
| [  950.581686][T10190] Tainted: [W]=WARN
[  950.581934][T10190] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[950.582348][T10190] 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) 
[ 950.582707][T10190] 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
[  950.583902][T10190] RSP: 0018:ffffc9000b406ef0 EFLAGS: 00010246
[  950.584322][T10190] RAX: 0000000000000000 RBX: ffff88800aa5a000 RCX: 0000000000000001
[  950.584847][T10190] RDX: 0000000000000000 RSI: ffffffff87c9b941 RDI: ffffffff874555e0
[  950.585335][T10190] RBP: ffffc9000b406fe0 R08: 0000000000000000 R09: 0000000000000000
[  950.585832][T10190] R10: ffffc9000b407010 R11: ffffffff88aa8918 R12: 1ffff92001680de2
[  950.586316][T10190] R13: 00000000000005dc R14: ffffc9000b407010 R15: ffff88800aa5af08
[  950.586829][T10190] FS:  00007f710e95d800(0000) GS:ffff8880ac537000(0000) knlGS:0000000000000000
[  950.587429][T10190] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  950.587879][T10190] CR2: 00000000004e5de8 CR3: 000000000ef4e006 CR4: 0000000000772ef0
[  950.588364][T10190] PKRU: 55555554
[  950.588656][T10190] Call Trace:
[  950.588915][T10190]  <TASK>
[950.589096][T10190] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[950.589422][T10190] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[950.589782][T10190] ? mark_held_locks (kernel/locking/lockdep.c:4328) 
[950.590105][T10190] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:151 kernel/locking/spinlock.c:194) 
[950.590595][T10190] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4475) 
[950.590930][T10190] netif_set_mtu (net/core/dev.c:9652) 
[950.591256][T10190] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[950.591631][T10190] ? br_get_link_af_size_filtered (net/bridge/br_netlink.c:116) bridge 
[950.592088][T10190] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[950.592332][T10190] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[950.592806][T10190] br_add_if (net/bridge/br_if.c:697) bridge 
[950.593179][T10190] do_set_master (net/core/rtnetlink.c:2948) 
[950.593516][T10190] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[950.593863][T10190] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[950.594267][T10190] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[950.594609][T10190] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[950.594930][T10190] ? __kernel_text_address (kernel/extable.c:79) 
[950.595319][T10190] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[950.595689][T10190] ? __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) 
[950.596016][T10190] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[950.596422][T10190] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[950.596797][T10190] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[950.597134][T10190] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[950.597454][T10190] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[950.597805][T10190] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[950.598124][T10190] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[950.598446][T10190] ? __create_object (mm/kmemleak.c:771) 
[950.598790][T10190] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[950.599132][T10190] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[950.599454][T10190] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[950.599894][T10190] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[950.600224][T10190] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[950.600574][T10190] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[950.600930][T10190] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[950.601323][T10190] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[950.601710][T10190] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[950.602036][T10190] ? __lock_release (kernel/locking/lockdep.c:5539) 
[950.602362][T10190] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[950.602708][T10190] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[950.603031][T10190] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[950.603353][T10190] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[950.603708][T10190] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[950.604035][T10190] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[950.604365][T10190] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[950.604780][T10190] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[950.605113][T10190] ? 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) 
[950.605447][T10190] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[950.605818][T10190] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[950.606142][T10190] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[950.606480][T10190] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[950.606854][T10190] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[950.607183][T10190] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[950.607526][T10190] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[950.607906][T10190] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[950.608258][T10190] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[950.608720][T10190] ___sys_sendmsg (net/socket.c:2670) 
[950.609054][T10190] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[950.609387][T10190] ? __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) 
[950.609839][T10190] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[950.610174][T10190] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[950.610505][T10190] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[950.610853][T10190] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[950.611178][T10190] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[950.611508][T10190] ? __lock_release (kernel/locking/lockdep.c:5539) 
[950.611860][T10190] __sys_sendmsg (net/socket.c:2700) 
[950.612179][T10190] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[950.612611][T10190] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[950.612949][T10190] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[950.613275][T10190] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[950.613636][T10190] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[  950.614049][T10190] RIP: 0033:0x7f710eb2a1e7
[ 950.614398][T10190] 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)
[  950.615701][T10190] RSP: 002b:00007ffc70630518 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[  950.616195][T10190] RAX: ffffffffffffffda RBX: 00007ffc70630c40 RCX: 00007f710eb2a1e7
[  950.616732][T10190] RDX: 0000000000000000 RSI: 00007ffc70630580 RDI: 0000000000000005
[  950.617222][T10190] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000000
[  950.617731][T10190] R10: 000000000982f910 R11: 0000000000000246 R12: 0000000000000004
[  950.618214][T10190] R13: 00000000686e36e5 R14: 0000000000499600 R15: 0000000000000000
| [ 1106.533192][T12097] ------------[ cut here ]------------
| [1106.533535][T12097] WARNING: CPU: 3 PID: 12097 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) 
| [ 1106.534166][T12097] Modules linked in: act_gact cls_flower vxlan ip6_udp_tunnel udp_tunnel bridge stp llc 8021q sch_ingress vrf veth
| [ 1106.535608][T12097] Tainted: [W]=WARN
[ 1106.535871][T12097] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[1106.536273][T12097] 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) 
[ 1106.536630][T12097] 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
[ 1106.537911][T12097] RSP: 0018:ffffc9000b466f70 EFLAGS: 00010246
[ 1106.538317][T12097] RAX: 0000000000000000 RBX: ffff88800aa5a000 RCX: 0000000000000001
[ 1106.538811][T12097] RDX: 0000000000000000 RSI: ffffffff87c9b941 RDI: ffffffff874555e0
[ 1106.539305][T12097] RBP: ffffc9000b467058 R08: 0000000000000000 R09: 0000000000000000
[ 1106.539948][T12097] R10: ffffc9000b467088 R11: ffffffff88179160 R12: 1ffff9200168cdf2
[ 1106.540789][T12097] R13: 00000000000005dc R14: ffffc9000b467088 R15: ffff88800aa5af08
[ 1106.541599][T12097] FS:  00007f6d16bb7800(0000) GS:ffff8880ac637000(0000) knlGS:0000000000000000
[ 1106.542450][T12097] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 1106.543137][T12097] CR2: 00000000004e5ab0 CR3: 00000000058ae001 CR4: 0000000000772ef0
[ 1106.543955][T12097] PKRU: 55555554
[ 1106.544374][T12097] Call Trace:
[ 1106.544679][T12097]  <TASK>
[1106.544862][T12097] ? __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) 
[1106.545539][T12097] ? br_del_if (net/bridge/br_if.c:742) bridge 
[1106.546152][T12097] ? do_set_master (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:41 net/core/rtnetlink.c:2933) 
[1106.546708][T12097] ? do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[1106.547226][T12097] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[1106.547750][T12097] ? netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[1106.548298][T12097] ? netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[1106.548891][T12097] ? ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[1106.549441][T12097] ? ___sys_sendmsg (net/socket.c:2670) 
[1106.550004][T12097] ? __sys_sendmsg (net/socket.c:2700) 
[1106.550582][T12097] ? do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[1106.551158][T12097] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[1106.551882][T12097] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[1106.552502][T12097] netif_set_mtu (net/core/dev.c:9652) 
[1106.553070][T12097] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[1106.553660][T12097] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[1106.554097][T12097] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[1106.554894][T12097] br_del_if (net/bridge/br_if.c:743) bridge 
[1106.555536][T12097] ? rtnl_is_locked (net/core/rtnetlink.c:169) 
[1106.556104][T12097] do_set_master (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:41 net/core/rtnetlink.c:2933) 
[1106.556711][T12097] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[1106.557289][T12097] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[1106.557991][T12097] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[1106.558408][T12097] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[1106.558964][T12097] ? __kernel_text_address (kernel/extable.c:79) 
[1106.559564][T12097] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[1106.560116][T12097] ? __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) 
[1106.560694][T12097] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[1106.561387][T12097] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[1106.561980][T12097] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[1106.562569][T12097] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[1106.563143][T12097] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[1106.563727][T12097] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[1106.564276][T12097] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[1106.564864][T12097] ? __create_object (mm/kmemleak.c:771) 
[1106.565422][T12097] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[1106.566009][T12097] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[1106.566589][T12097] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[1106.567182][T12097] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[1106.567542][T12097] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[1106.567870][T12097] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[1106.568187][T12097] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[1106.568548][T12097] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[1106.568871][T12097] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[1106.569204][T12097] ? __lock_release (kernel/locking/lockdep.c:5539) 
[1106.569549][T12097] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[1106.569867][T12097] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[1106.570190][T12097] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[1106.570547][T12097] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[1106.570887][T12097] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[1106.571206][T12097] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[1106.571548][T12097] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[1106.571878][T12097] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[1106.572195][T12097] ? 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) 
[1106.572552][T12097] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[1106.572874][T12097] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[1106.573199][T12097] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[1106.573553][T12097] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[1106.573876][T12097] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[1106.574195][T12097] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[1106.574546][T12097] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[1106.574869][T12097] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[1106.575184][T12097] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[1106.575627][T12097] ___sys_sendmsg (net/socket.c:2670) 
[1106.575944][T12097] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[1106.576264][T12097] ? __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) 
[1106.576698][T12097] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[1106.577021][T12097] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[1106.577348][T12097] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[1106.577936][T12097] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[1106.578526][T12097] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[1106.578900][T12097] ? __lock_release (kernel/locking/lockdep.c:5539) 
[1106.579238][T12097] __sys_sendmsg (net/socket.c:2700) 
[1106.579582][T12097] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[1106.579979][T12097] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[1106.580311][T12097] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[1106.580670][T12097] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[1106.580991][T12097] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[ 1106.581409][T12097] RIP: 0033:0x7f6d16d841e7
[ 1106.581749][T12097] 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)
[ 1106.583090][T12097] RSP: 002b:00007ffd0260e568 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[ 1106.583611][T12097] RAX: ffffffffffffffda RBX: 00007ffd0260ec90 RCX: 00007f6d16d841e7
[ 1106.584092][T12097] RDX: 0000000000000000 RSI: 00007ffd0260e5d0 RDI: 0000000000000005
[ 1106.584601][T12097] RBP: 0000000000000003 R08: 0000000000000003 R09: 0000000000000078
[ 1106.585078][T12097] R10: 00007f6d16c81ee8 R11: 0000000000000246 R12: 0000000000000003
[ 1106.585581][T12097] R13: 00000000686e3781 R14: 0000000000499600 R15: 0000000000000000
| [ 1107.052923][T12101] ------------[ cut here ]------------
| [1107.053264][T12101] WARNING: CPU: 0 PID: 12101 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) 
| [ 1107.053940][T12101] Modules linked in: act_gact cls_flower vxlan ip6_udp_tunnel udp_tunnel bridge stp llc 8021q sch_ingress vrf veth
| [ 1107.055605][T12101] Tainted: [W]=WARN
[ 1107.055852][T12101] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[1107.056256][T12101] 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) 
[ 1107.056614][T12101] 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
[ 1107.057792][T12101] RSP: 0018:ffffc9000b426f70 EFLAGS: 00010246
[ 1107.058199][T12101] RAX: 0000000000000000 RBX: ffff88800aa5a000 RCX: 0000000000000001
[ 1107.058734][T12101] RDX: 0000000000000000 RSI: ffffffff87c9b941 RDI: ffffffff874555e0
[ 1107.059344][T12101] RBP: ffffc9000b427058 R08: 0000000000000000 R09: 0000000000000000
[ 1107.060043][T12101] R10: ffffc9000b427088 R11: ffffffff88179160 R12: 1ffff92001684df2
[ 1107.060558][T12101] R13: 00000000000005dc R14: ffffc9000b427088 R15: ffff88800aa5af08
[ 1107.061119][T12101] FS:  00007f2d2f1e2800(0000) GS:ffff8880ac4b7000(0000) knlGS:0000000000000000
[ 1107.061816][T12101] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 1107.062227][T12101] CR2: 00000000004e5aa8 CR3: 0000000010a09005 CR4: 0000000000772ef0
[ 1107.062832][T12101] PKRU: 55555554
[ 1107.063078][T12101] Call Trace:
[ 1107.063401][T12101]  <TASK>
[1107.063599][T12101] ? __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) 
[1107.064094][T12101] ? br_del_if (net/bridge/br_if.c:742) bridge 
[1107.064504][T12101] ? do_set_master (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:41 net/core/rtnetlink.c:2933) 
[1107.065020][T12101] ? do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[1107.065507][T12101] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[1107.065834][T12101] ? netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[1107.066158][T12101] ? netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[1107.066586][T12101] ? ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[1107.066916][T12101] ? ___sys_sendmsg (net/socket.c:2670) 
[1107.067262][T12101] ? __sys_sendmsg (net/socket.c:2700) 
[1107.067692][T12101] ? do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[1107.068024][T12101] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[1107.068424][T12101] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[1107.068780][T12101] netif_set_mtu (net/core/dev.c:9652) 
[1107.069138][T12101] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[1107.069665][T12101] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[1107.070015][T12101] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[1107.070513][T12101] br_del_if (net/bridge/br_if.c:743) bridge 
[1107.070978][T12101] ? rtnl_is_locked (net/core/rtnetlink.c:169) 
[1107.071303][T12101] do_set_master (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:41 net/core/rtnetlink.c:2933) 
[1107.071667][T12101] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[1107.071999][T12101] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[1107.072517][T12101] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[1107.072892][T12101] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[1107.073263][T12101] ? __kernel_text_address (kernel/extable.c:79) 
[1107.073611][T12101] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[1107.073938][T12101] ? __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) 
[1107.074260][T12101] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[1107.074679][T12101] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[1107.075093][T12101] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[1107.075414][T12101] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[1107.075852][T12101] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[1107.076181][T12101] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[1107.076521][T12101] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[1107.076873][T12101] ? __create_object (mm/kmemleak.c:771) 
[1107.077250][T12101] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[1107.077598][T12101] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[1107.077923][T12101] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[1107.078323][T12101] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[1107.078767][T12101] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[1107.079100][T12101] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[1107.079522][T12101] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[1107.080050][T12101] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[1107.080377][T12101] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[1107.080733][T12101] ? __lock_release (kernel/locking/lockdep.c:5539) 
[1107.081153][T12101] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[1107.081503][T12101] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[1107.081932][T12101] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[1107.082261][T12101] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[1107.082612][T12101] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[1107.082937][T12101] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[1107.083349][T12101] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[1107.083870][T12101] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[1107.084196][T12101] ? 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) 
[1107.084558][T12101] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[1107.084890][T12101] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[1107.085270][T12101] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[1107.085672][T12101] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[1107.085999][T12101] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[1107.086407][T12101] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[1107.086760][T12101] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[1107.087157][T12101] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[1107.087514][T12101] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[1107.088005][T12101] ___sys_sendmsg (net/socket.c:2670) 
[1107.088325][T12101] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[1107.088864][T12101] ? __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) 
[1107.089478][T12101] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[1107.089903][T12101] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[1107.090250][T12101] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[1107.090742][T12101] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[1107.091095][T12101] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[1107.091448][T12101] ? __lock_release (kernel/locking/lockdep.c:5539) 
[1107.091809][T12101] __sys_sendmsg (net/socket.c:2700) 
[1107.092134][T12101] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[1107.092645][T12101] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[1107.092993][T12101] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[1107.093316][T12101] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[1107.093816][T12101] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[ 1107.094265][T12101] RIP: 0033:0x7f2d2f3af1e7
[ 1107.094633][T12101] 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)
[ 1107.095982][T12101] RSP: 002b:00007ffdc9b4fcf8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[ 1107.096565][T12101] RAX: ffffffffffffffda RBX: 00007ffdc9b50420 RCX: 00007f2d2f3af1e7
[ 1107.097048][T12101] RDX: 0000000000000000 RSI: 00007ffdc9b4fd60 RDI: 0000000000000005
[ 1107.097612][T12101] RBP: 0000000000000003 R08: 0000000000000003 R09: 0000000000000078
[ 1107.098123][T12101] R10: 00007f2d2f2acee8 R11: 0000000000000246 R12: 0000000000000003
[ 1107.098823][T12101] R13: 00000000686e3781 R14: 0000000000499600 R15: 0000000000000000
| [ 1107.336312][T12103] ------------[ cut here ]------------
| [1107.336684][T12103] WARNING: CPU: 3 PID: 12103 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) 
| [ 1107.337325][T12103] Modules linked in: act_gact cls_flower vxlan ip6_udp_tunnel udp_tunnel bridge stp llc 8021q sch_ingress vrf veth
| [ 1107.339552][T12103] Tainted: [W]=WARN
[ 1107.339945][T12103] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[1107.341179][T12103] 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) 
[ 1107.341782][T12103] 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
[ 1107.343783][T12103] RSP: 0018:ffffc9000b406f70 EFLAGS: 00010246
[ 1107.344505][T12103] RAX: 0000000000000000 RBX: ffff88800aa5a000 RCX: 0000000000000001
[ 1107.345334][T12103] RDX: 0000000000000000 RSI: ffffffff87c9b941 RDI: ffffffff874555e0
[ 1107.346156][T12103] RBP: ffffc9000b407058 R08: 0000000000000000 R09: 0000000000000000
[ 1107.347005][T12103] R10: ffffc9000b407088 R11: ffffffff88179160 R12: 1ffff92001680df2
[ 1107.347800][T12103] R13: 00000000000005dc R14: ffffc9000b407088 R15: ffff88800aa5af08
[ 1107.348642][T12103] FS:  00007fa5338e4800(0000) GS:ffff8880ac637000(0000) knlGS:0000000000000000
[ 1107.349648][T12103] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 1107.350351][T12103] CR2: 00000000004e5de8 CR3: 0000000011cf8002 CR4: 0000000000772ef0
[ 1107.351183][T12103] PKRU: 55555554
[ 1107.351630][T12103] Call Trace:
[ 1107.352039][T12103]  <TASK>
[1107.352320][T12103] ? __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) 
[1107.353015][T12103] ? br_del_if (net/bridge/br_if.c:742) bridge 
[1107.353629][T12103] ? do_set_master (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:41 net/core/rtnetlink.c:2933) 
[1107.354174][T12103] ? do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[1107.354749][T12103] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[1107.355322][T12103] ? netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[1107.355886][T12103] ? netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[1107.356446][T12103] ? ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[1107.357034][T12103] ? ___sys_sendmsg (net/socket.c:2670) 
[1107.357606][T12103] ? __sys_sendmsg (net/socket.c:2700) 
[1107.358167][T12103] ? do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[1107.358720][T12103] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[1107.359393][T12103] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[1107.360000][T12103] netif_set_mtu (net/core/dev.c:9652) 
[1107.360606][T12103] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[1107.361152][T12103] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[1107.361593][T12103] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[1107.362359][T12103] br_del_if (net/bridge/br_if.c:743) bridge 
[1107.362991][T12103] ? rtnl_is_locked (net/core/rtnetlink.c:169) 
[1107.363557][T12103] do_set_master (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:41 net/core/rtnetlink.c:2933) 
[1107.364094][T12103] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[1107.364661][T12103] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[1107.365243][T12103] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[1107.365754][T12103] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[1107.366252][T12103] ? __kernel_text_address (kernel/extable.c:79) 
[1107.366805][T12103] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[1107.367354][T12103] ? __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) 
[1107.367937][T12103] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[1107.368632][T12103] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[1107.369161][T12103] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[1107.369498][T12103] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[1107.369807][T12103] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[1107.370113][T12103] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[1107.370426][T12103] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[1107.370756][T12103] ? __create_object (mm/kmemleak.c:771) 
[1107.371095][T12103] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[1107.371412][T12103] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[1107.371737][T12103] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[1107.372134][T12103] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[1107.372473][T12103] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[1107.372798][T12103] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[1107.373120][T12103] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[1107.373447][T12103] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[1107.373783][T12103] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[1107.374102][T12103] ? __lock_release (kernel/locking/lockdep.c:5539) 
[1107.374420][T12103] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[1107.374747][T12103] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[1107.375070][T12103] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[1107.375392][T12103] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[1107.375725][T12103] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[1107.376054][T12103] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[1107.376377][T12103] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[1107.376718][T12103] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[1107.377037][T12103] ? 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) 
[1107.377357][T12103] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[1107.377697][T12103] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[1107.378012][T12103] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[1107.378349][T12103] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[1107.378682][T12103] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[1107.379003][T12103] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[1107.379347][T12103] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[1107.379681][T12103] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[1107.380001][T12103] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[1107.380411][T12103] ___sys_sendmsg (net/socket.c:2670) 
[1107.380746][T12103] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[1107.381069][T12103] ? __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) 
[1107.381479][T12103] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[1107.381801][T12103] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[1107.382126][T12103] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[1107.382453][T12103] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[1107.382784][T12103] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[1107.383109][T12103] ? __lock_release (kernel/locking/lockdep.c:5539) 
[1107.383443][T12103] __sys_sendmsg (net/socket.c:2700) 
[1107.383771][T12103] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[1107.384167][T12103] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[1107.384516][T12103] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[1107.384839][T12103] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[1107.385160][T12103] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[ 1107.385571][T12103] RIP: 0033:0x7fa533ab11e7
[ 1107.385907][T12103] 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)
[ 1107.387051][T12103] RSP: 002b:00007ffce2561898 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[ 1107.387545][T12103] RAX: ffffffffffffffda RBX: 00007ffce2561fc0 RCX: 00007fa533ab11e7
[ 1107.388029][T12103] RDX: 0000000000000000 RSI: 00007ffce2561900 RDI: 0000000000000005
[ 1107.388517][T12103] RBP: 0000000000000003 R08: 0000000000000003 R09: 0000000000000078
[ 1107.388998][T12103] R10: 00007fa5339aeee8 R11: 0000000000000246 R12: 0000000000000003
[ 1107.389495][T12103] R13: 00000000686e3782 R14: 0000000000499600 R15: 0000000000000000
| [ 1107.932994][T12107] ------------[ cut here ]------------
| [1107.934445][T12107] WARNING: CPU: 2 PID: 12107 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) 
| [ 1107.935586][T12107] Modules linked in: act_gact cls_flower vxlan ip6_udp_tunnel udp_tunnel bridge stp llc 8021q sch_ingress vrf veth
| [ 1107.938105][T12107] Tainted: [W]=WARN
[ 1107.938560][T12107] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[1107.939277][T12107] 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) 
[ 1107.939891][T12107] 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
[ 1107.941872][T12107] RSP: 0018:ffffc9000b3d6f70 EFLAGS: 00010246
[ 1107.942611][T12107] RAX: 0000000000000000 RBX: ffff88800aa5a000 RCX: 0000000000000001
[ 1107.943482][T12107] RDX: 0000000000000000 RSI: ffffffff87c9b941 RDI: ffffffff874555e0
[ 1107.944335][T12107] RBP: ffffc9000b3d7058 R08: 0000000000000000 R09: 0000000000000000
[ 1107.945185][T12107] R10: ffffc9000b3d7088 R11: ffffffff88179160 R12: 1ffff9200167adf2
[ 1107.946063][T12107] R13: 00000000000005dc R14: ffffc9000b3d7088 R15: ffff88800aa5af08
[ 1107.946938][T12107] FS:  00007faa596ee800(0000) GS:ffff8880ac5b7000(0000) knlGS:0000000000000000
[ 1107.947946][T12107] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 1107.948661][T12107] CR2: 00000000004e5ce0 CR3: 0000000011cf2002 CR4: 0000000000772ef0
[ 1107.949525][T12107] PKRU: 55555554
[ 1107.949938][T12107] Call Trace:
[ 1107.950353][T12107]  <TASK>
[1107.950671][T12107] ? __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) 
[1107.951390][T12107] ? br_del_if (net/bridge/br_if.c:742) bridge 
[1107.952059][T12107] ? do_set_master (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:41 net/core/rtnetlink.c:2933) 
[1107.952638][T12107] ? do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[1107.953194][T12107] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[1107.953789][T12107] ? netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[1107.954367][T12107] ? netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[1107.954954][T12107] ? ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[1107.955523][T12107] ? ___sys_sendmsg (net/socket.c:2670) 
[1107.956093][T12107] ? __sys_sendmsg (net/socket.c:2700) 
[1107.956691][T12107] ? do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[1107.957236][T12107] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[1107.957941][T12107] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[1107.958544][T12107] netif_set_mtu (net/core/dev.c:9652) 
[1107.959123][T12107] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[1107.959750][T12107] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[1107.960207][T12107] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[1107.960979][T12107] br_del_if (net/bridge/br_if.c:743) bridge 
[1107.961621][T12107] ? rtnl_is_locked (net/core/rtnetlink.c:169) 
[1107.962201][T12107] do_set_master (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:41 net/core/rtnetlink.c:2933) 
[1107.962808][T12107] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[1107.963385][T12107] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[1107.964135][T12107] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[1107.964734][T12107] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[1107.965305][T12107] ? __kernel_text_address (kernel/extable.c:79) 
[1107.965898][T12107] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[1107.966479][T12107] ? __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) 
[1107.967060][T12107] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[1107.967790][T12107] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[1107.968402][T12107] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[1107.969000][T12107] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[1107.969518][T12107] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[1107.969855][T12107] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[1107.970181][T12107] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[1107.970519][T12107] ? __create_object (mm/kmemleak.c:771) 
[1107.970850][T12107] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[1107.971179][T12107] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[1107.971517][T12107] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[1107.971967][T12107] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[1107.972344][T12107] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[1107.972726][T12107] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[1107.973087][T12107] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[1107.973431][T12107] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[1107.973771][T12107] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[1107.974096][T12107] ? __lock_release (kernel/locking/lockdep.c:5539) 
[1107.974418][T12107] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[1107.974766][T12107] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[1107.975091][T12107] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[1107.975416][T12107] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[1107.975755][T12107] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[1107.976080][T12107] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[1107.976403][T12107] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[1107.976746][T12107] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[1107.977102][T12107] ? 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) 
[1107.977431][T12107] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[1107.977775][T12107] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[1107.978098][T12107] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[1107.978421][T12107] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[1107.978774][T12107] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[1107.979098][T12107] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[1107.979453][T12107] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[1107.979792][T12107] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[1107.980112][T12107] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[1107.980533][T12107] ___sys_sendmsg (net/socket.c:2670) 
[1107.980853][T12107] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[1107.981170][T12107] ? __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) 
[1107.981577][T12107] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[1107.981912][T12107] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[1107.982236][T12107] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[1107.982601][T12107] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[1107.982943][T12107] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[1107.983278][T12107] ? __lock_release (kernel/locking/lockdep.c:5539) 
[1107.983638][T12107] __sys_sendmsg (net/socket.c:2700) 
[1107.983984][T12107] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[1107.984392][T12107] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[1107.984745][T12107] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[1107.985072][T12107] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[1107.985393][T12107] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[ 1107.985798][T12107] RIP: 0033:0x7faa598bb1e7
[ 1107.986150][T12107] 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)
[ 1107.987327][T12107] RSP: 002b:00007ffddce538f8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[ 1107.987844][T12107] RAX: ffffffffffffffda RBX: 00007ffddce54020 RCX: 00007faa598bb1e7
[ 1107.988333][T12107] RDX: 0000000000000000 RSI: 00007ffddce53960 RDI: 0000000000000005
[ 1107.988836][T12107] RBP: 0000000000000003 R08: 0000000000000003 R09: 0000000000000078
[ 1107.989359][T12107] R10: 00007faa597b8ee8 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