======================================
| [   43.639741][  T558] veth1: entered promiscuous mode
| [   43.641188][  T558] ------------[ cut here ]------------
| [ 43.641505][ T558] WARNING: CPU: 0 PID: 558 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) 
| [   43.642764][  T558] Modules linked in: bridge stp llc act_gact cls_flower sch_ingress vrf veth
[   43.643964][  T558] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 43.644353][ T558] 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) 
[ 43.644678][ T558] Code: 00 00 8b 05 b7 bb 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 fa 61 7b 00 85 c0 0f 85 39 fe ff ff 90 <0f> 0b 90 e9 30 fe ff ff 48 b8 00 00 00 00 00 fc ff df 4c 89 fa 48
All code
========
   0:	00 00                	add    %al,(%rax)
   2:	8b 05 b7 bb 3a 02    	mov    0x23abbb7(%rip),%eax        # 0x23abbbf
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb a0 0c 00 00 	lea    0xca0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 fa 61 7b 00       	call   0x7b621b
  21:	85 c0                	test   %eax,%eax
  23:	0f 85 39 fe ff ff    	jne    0xfffffffffffffe62
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	e9 30 fe ff ff       	jmp    0xfffffffffffffe62
  32:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
  39:	fc ff df 
  3c:	4c 89 fa             	mov    %r15,%rdx
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	e9 30 fe ff ff       	jmp    0xfffffffffffffe38
   8:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
   f:	fc ff df 
  12:	4c 89 fa             	mov    %r15,%rdx
  15:	48                   	rex.W
[   43.645965][  T558] RSP: 0018:ffffc90000716ef0 EFLAGS: 00010246
[   43.646352][  T558] RAX: 0000000000000000 RBX: ffff888005dd2000 RCX: 0000000000000001
[   43.646820][  T558] RDX: 0000000000000000 RSI: ffffffff9169b939 RDI: ffffffff90e555e0
[   43.647287][  T558] RBP: ffffc90000716fe0 R08: 0000000000000000 R09: 0000000000000000
[   43.647758][  T558] R10: ffffc90000717010 R11: ffffffff924a8918 R12: 1ffff920000e2de2
[   43.648228][  T558] R13: 00000000000005dc R14: ffffc90000717010 R15: ffff888005dd2f08
[   43.648719][  T558] FS:  00007f985ffb0800(0000) GS:ffff8880a2ab7000(0000) knlGS:0000000000000000
[   43.649254][  T558] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   43.649650][  T558] CR2: 00000000004e5aa8 CR3: 0000000002522001 CR4: 0000000000772ef0
[   43.650118][  T558] PKRU: 55555554
[   43.650350][  T558] Call Trace:
[   43.650593][  T558]  <TASK>
[ 43.650753][ T558] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 43.651064][ T558] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 43.651398][ T558] ? mark_held_locks (kernel/locking/lockdep.c:4328) 
[ 43.651723][ T558] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:151 kernel/locking/spinlock.c:194) 
[ 43.652113][ T558] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4475) 
[ 43.652433][ T558] netif_set_mtu (net/core/dev.c:9652) 
[ 43.652757][ T558] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 43.653073][ T558] ? br_get_link_af_size_filtered (net/bridge/br_netlink.c:116) bridge 
[ 43.653509][ T558] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 43.653773][ T558] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 43.654198][ T558] br_add_if (net/bridge/br_if.c:697) bridge 
[ 43.654559][ T558] do_set_master (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:41 net/core/rtnetlink.c:2949) 
[ 43.654878][ T558] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 43.655187][ T558] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 43.655584][ T558] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 43.655891][ T558] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 43.656194][ T558] ? __kernel_text_address (kernel/extable.c:79) 
[ 43.656505][ T558] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 43.656821][ T558] ? __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) 
[ 43.657135][ T558] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 43.657523][ T558] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 43.657836][ T558] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 43.658144][ T558] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 43.658448][ T558] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 43.658763][ T558] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 43.659067][ T558] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 43.659377][ T558] ? __create_object (mm/kmemleak.c:771) 
[ 43.659694][ T558] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 43.659998][ T558] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 43.660302][ T558] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 43.660703][ T558] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 43.661013][ T558] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 43.661320][ T558] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 43.661632][ T558] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 43.661946][ T558] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 43.662250][ T558] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 43.662563][ T558] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 43.662869][ T558] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 43.663170][ T558] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 43.663477][ T558] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 43.663804][ T558] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 43.664130][ T558] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 43.664441][ T558] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 43.664758][ T558] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 43.665073][ T558] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 43.665375][ T558] ? 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) 
[ 43.665691][ T558] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[ 43.665997][ T558] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 43.666306][ T558] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 43.666622][ T558] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 43.666931][ T558] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 43.667235][ T558] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 43.667555][ T558] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 43.667871][ T558] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 43.668184][ T558] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 43.668585][ T558] ___sys_sendmsg (net/socket.c:2670) 
[ 43.668896][ T558] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 43.669202][ T558] ? __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) 
[ 43.669592][ T558] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 43.669910][ T558] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 43.670224][ T558] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 43.670557][ T558] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 43.670870][ T558] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 43.671182][ T558] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 43.671496][ T558] __sys_sendmsg (net/socket.c:2700) 
[ 43.671819][ T558] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 43.672203][ T558] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 43.672532][ T558] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 43.672838][ T558] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 43.673152][ T558] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   43.673552][  T558] RIP: 0033:0x7f986017d1e7
[ 43.673878][ T558] 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)
[   43.674994][  T558] RSP: 002b:00007ffeaa48b928 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   43.675457][  T558] RAX: ffffffffffffffda RBX: 00007ffeaa48c050 RCX: 00007f986017d1e7
[   43.675940][  T558] RDX: 0000000000000000 RSI: 00007ffeaa48b990 RDI: 0000000000000005
[   43.676397][  T558] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000000
[   43.676860][  T558] R10: 000000000848c910 R11: 0000000000000246 R12: 0000000000000004
[   43.677322][  T558] R13: 00000000686e6b84 R14: 0000000000499600 R15: 0000000000000000
| [   51.330496][  T610] ------------[ cut here ]------------
| [ 51.330833][ T610] WARNING: CPU: 3 PID: 610 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) 
| [   51.331472][  T610] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel bridge stp llc act_gact cls_flower sch_ingress vrf veth
| [   51.332888][  T610] Tainted: [W]=WARN
[   51.333145][  T610] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 51.333557][ T610] 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) 
[ 51.333899][ T610] Code: 00 00 8b 05 b7 bb 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 fa 61 7b 00 85 c0 0f 85 39 fe ff ff 90 <0f> 0b 90 e9 30 fe ff ff 48 b8 00 00 00 00 00 fc ff df 4c 89 fa 48
All code
========
   0:	00 00                	add    %al,(%rax)
   2:	8b 05 b7 bb 3a 02    	mov    0x23abbb7(%rip),%eax        # 0x23abbbf
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb a0 0c 00 00 	lea    0xca0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 fa 61 7b 00       	call   0x7b621b
  21:	85 c0                	test   %eax,%eax
  23:	0f 85 39 fe ff ff    	jne    0xfffffffffffffe62
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	e9 30 fe ff ff       	jmp    0xfffffffffffffe62
  32:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
  39:	fc ff df 
  3c:	4c 89 fa             	mov    %r15,%rdx
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	e9 30 fe ff ff       	jmp    0xfffffffffffffe38
   8:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
   f:	fc ff df 
  12:	4c 89 fa             	mov    %r15,%rdx
  15:	48                   	rex.W
[   51.335058][  T610] RSP: 0018:ffffc900005b6ef0 EFLAGS: 00010246
[   51.335464][  T610] RAX: 0000000000000000 RBX: ffff888005dd2000 RCX: 0000000000000001
[   51.335954][  T610] RDX: 0000000000000000 RSI: ffffffff9169b939 RDI: ffffffff90e555e0
[   51.336443][  T610] RBP: ffffc900005b6fe0 R08: 0000000000000000 R09: 0000000000000000
[   51.336932][  T610] R10: ffffc900005b7010 R11: ffffffff924a8918 R12: 1ffff920000b6de2
[   51.337412][  T610] R13: 00000000000005dc R14: ffffc900005b7010 R15: ffff888005dd2f08
[   51.337896][  T610] FS:  00007f918b65d800(0000) GS:ffff8880a2c37000(0000) knlGS:0000000000000000
[   51.338465][  T610] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   51.338878][  T610] CR2: 00000000004e5760 CR3: 000000000c777005 CR4: 0000000000772ef0
[   51.339371][  T610] PKRU: 55555554
[   51.339622][  T610] Call Trace:
[   51.339864][  T610]  <TASK>
[ 51.340030][ T610] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 51.340353][ T610] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 51.340690][ T610] ? mark_held_locks (kernel/locking/lockdep.c:4328) 
[ 51.341021][ T610] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:151 kernel/locking/spinlock.c:194) 
[ 51.341422][ T610] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4475) 
[ 51.341753][ T610] netif_set_mtu (net/core/dev.c:9652) 
[ 51.342076][ T610] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 51.342410][ T610] ? br_get_link_af_size_filtered (net/bridge/br_netlink.c:116) bridge 
[ 51.342863][ T610] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 51.343112][ T610] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 51.343559][ T610] br_add_if (net/bridge/br_if.c:697) bridge 
[ 51.343940][ T610] do_set_master (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:41 net/core/rtnetlink.c:2949) 
[ 51.344269][ T610] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 51.344604][ T610] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 51.345011][ T610] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 51.345335][ T610] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 51.345669][ T610] ? __kernel_text_address (kernel/extable.c:79) 
[ 51.345996][ T610] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 51.346321][ T610] ? __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) 
[ 51.346660][ T610] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 51.347058][ T610] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 51.347380][ T610] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 51.347703][ T610] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 51.348028][ T610] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 51.348355][ T610] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 51.348692][ T610] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 51.349016][ T610] ? __create_object (mm/kmemleak.c:771) 
[ 51.349349][ T610] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 51.349682][ T610] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 51.350006][ T610] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 51.350410][ T610] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 51.350744][ T610] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 51.351070][ T610] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 51.351392][ T610] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 51.351727][ T610] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 51.352049][ T610] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 51.352367][ T610] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 51.352697][ T610] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 51.353023][ T610] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 51.353344][ T610] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 51.353668][ T610] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 51.354003][ T610] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 51.354325][ T610] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 51.354656][ T610] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 51.354989][ T610] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 51.355314][ T610] ? 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) 
[ 51.355647][ T610] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[ 51.355971][ T610] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 51.356293][ T610] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 51.356628][ T610] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 51.356954][ T610] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 51.357283][ T610] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 51.357619][ T610] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 51.357943][ T610] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 51.358260][ T610] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 51.358695][ T610] ___sys_sendmsg (net/socket.c:2670) 
[ 51.359016][ T610] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 51.359338][ T610] ? __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) 
[ 51.359760][ T610] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 51.360204][ T610] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 51.360537][ T610] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 51.360850][ T610] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 51.361163][ T610] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 51.361471][ T610] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 51.361793][ T610] __sys_sendmsg (net/socket.c:2700) 
[ 51.362105][ T610] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 51.362494][ T610] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 51.362822][ T610] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 51.363135][ T610] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 51.363452][ T610] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   51.363857][  T610] RIP: 0033:0x7f918b82a1e7
[ 51.364181][ T610] 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)
[   51.365532][  T610] RSP: 002b:00007ffce4468ac8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   51.366000][  T610] RAX: ffffffffffffffda RBX: 00007ffce44691f0 RCX: 00007f918b82a1e7
[   51.366459][  T610] RDX: 0000000000000000 RSI: 00007ffce4468b30 RDI: 0000000000000005
[   51.366928][  T610] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000000
[   51.367381][  T610] R10: 0000000004b24910 R11: 0000000000000246 R12: 0000000000000004
[   51.367850][  T610] R13: 00000000686e6b8c R14: 0000000000499600 R15: 0000000000000000
| [  103.993483][ T2562] ------------[ cut here ]------------
| [ 103.993854][ T2562] WARNING: CPU: 3 PID: 2562 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) 
| [  103.994495][ T2562] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel bridge stp llc act_gact cls_flower sch_ingress vrf veth
| [  103.996205][ T2562] Tainted: [W]=WARN
[  103.996440][ T2562] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 103.996851][ T2562] 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) 
[ 103.997178][ T2562] Code: 00 00 8b 05 b7 bb 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 fa 61 7b 00 85 c0 0f 85 39 fe ff ff 90 <0f> 0b 90 e9 30 fe ff ff 48 b8 00 00 00 00 00 fc ff df 4c 89 fa 48
All code
========
   0:	00 00                	add    %al,(%rax)
   2:	8b 05 b7 bb 3a 02    	mov    0x23abbb7(%rip),%eax        # 0x23abbbf
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb a0 0c 00 00 	lea    0xca0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 fa 61 7b 00       	call   0x7b621b
  21:	85 c0                	test   %eax,%eax
  23:	0f 85 39 fe ff ff    	jne    0xfffffffffffffe62
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	e9 30 fe ff ff       	jmp    0xfffffffffffffe62
  32:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
  39:	fc ff df 
  3c:	4c 89 fa             	mov    %r15,%rdx
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	e9 30 fe ff ff       	jmp    0xfffffffffffffe38
   8:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
   f:	fc ff df 
  12:	4c 89 fa             	mov    %r15,%rdx
  15:	48                   	rex.W
[  103.998360][ T2562] RSP: 0018:ffffc90004d26f70 EFLAGS: 00010246
[  103.998768][ T2562] RAX: 0000000000000000 RBX: ffff888005dd2000 RCX: 0000000000000001
[  103.999226][ T2562] RDX: 0000000000000000 RSI: ffffffff9169b939 RDI: ffffffff90e555e0
[  103.999735][ T2562] RBP: ffffc90004d27058 R08: 0000000000000000 R09: 0000000000000000
[  104.000195][ T2562] R10: ffffc90004d27088 R11: ffffffff8da00130 R12: 1ffff920009a4df2
[  104.000684][ T2562] R13: 00000000000005dc R14: ffffc90004d27088 R15: ffff888005dd2f08
[  104.001142][ T2562] FS:  00007ffb74904800(0000) GS:ffff8880a2c37000(0000) knlGS:0000000000000000
[  104.001715][ T2562] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  104.002119][ T2562] CR2: 00000000004e5760 CR3: 000000000a3f6006 CR4: 0000000000772ef0
[  104.002614][ T2562] PKRU: 55555554
[  104.002843][ T2562] Call Trace:
[  104.003074][ T2562]  <TASK>
[ 104.003229][ T2562] ? __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) 
[ 104.003669][ T2562] ? br_del_if (net/bridge/br_if.c:742) bridge 
[ 104.004053][ T2562] ? do_set_master (net/core/rtnetlink.c:2932) 
[ 104.004372][ T2562] ? do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 104.004727][ T2562] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 104.005037][ T2562] ? netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[ 104.005346][ T2562] ? netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 104.005672][ T2562] ? ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 104.005980][ T2562] ? ___sys_sendmsg (net/socket.c:2670) 
[ 104.006283][ T2562] ? __sys_sendmsg (net/socket.c:2700) 
[ 104.006605][ T2562] ? do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 104.006910][ T2562] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[ 104.007298][ T2562] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 104.007640][ T2562] netif_set_mtu (net/core/dev.c:9652) 
[ 104.007949][ T2562] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 104.008277][ T2562] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 104.008509][ T2562] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 104.008978][ T2562] br_del_if (net/bridge/br_if.c:743) bridge 
[ 104.009320][ T2562] ? rtnl_is_locked (net/core/rtnetlink.c:169) 
[ 104.009646][ T2562] do_set_master (net/core/rtnetlink.c:2932) 
[ 104.009963][ T2562] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 104.010276][ T2562] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 104.010684][ T2562] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 104.010988][ T2562] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 104.011297][ T2562] ? __kernel_text_address (kernel/extable.c:79) 
[ 104.011632][ T2562] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 104.011941][ T2562] ? __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) 
[ 104.012255][ T2562] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 104.012668][ T2562] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 104.012974][ T2562] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 104.013283][ T2562] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 104.013615][ T2562] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 104.013935][ T2562] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 104.014240][ T2562] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 104.014574][ T2562] ? __create_object (mm/kmemleak.c:771) 
[ 104.014884][ T2562] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 104.015190][ T2562] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 104.015496][ T2562] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 104.015898][ T2562] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 104.016211][ T2562] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 104.016551][ T2562] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 104.016890][ T2562] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 104.017213][ T2562] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 104.017574][ T2562] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 104.017885][ T2562] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 104.018193][ T2562] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 104.018498][ T2562] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 104.018829][ T2562] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 104.019136][ T2562] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 104.019449][ T2562] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 104.019780][ T2562] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 104.020087][ T2562] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 104.020403][ T2562] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 104.020726][ T2562] ? 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) 
[ 104.021034][ T2562] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[ 104.021351][ T2562] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 104.021716][ T2562] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 104.022032][ T2562] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 104.022343][ T2562] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 104.022683][ T2562] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 104.023002][ T2562] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 104.023312][ T2562] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 104.023636][ T2562] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 104.024057][ T2562] ___sys_sendmsg (net/socket.c:2670) 
[ 104.024384][ T2562] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 104.024719][ T2562] ? __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) 
[ 104.025102][ T2562] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 104.025412][ T2562] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 104.025753][ T2562] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 104.026071][ T2562] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 104.026379][ T2562] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 104.026730][ T2562] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 104.027048][ T2562] __sys_sendmsg (net/socket.c:2700) 
[ 104.027359][ T2562] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 104.027765][ T2562] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 104.028090][ T2562] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 104.028402][ T2562] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 104.028733][ T2562] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[  104.029130][ T2562] RIP: 0033:0x7ffb74ad11e7
[ 104.029453][ T2562] 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)
[  104.030568][ T2562] RSP: 002b:00007fffce358418 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[  104.031034][ T2562] RAX: ffffffffffffffda RBX: 00007fffce358b40 RCX: 00007ffb74ad11e7
[  104.031501][ T2562] RDX: 0000000000000000 RSI: 00007fffce358480 RDI: 0000000000000005
[  104.031998][ T2562] RBP: 0000000000000003 R08: 0000000000000003 R09: 0000000000000078
[  104.032461][ T2562] R10: 00007ffb749ceee8 R11: 0000000000000246 R12: 0000000000000003
[  104.032942][ T2562] R13: 00000000686e6bc0 R14: 0000000000499600 R15: 0000000000000000
| [  104.725371][ T2585] ------------[ cut here ]------------
| [ 104.725714][ T2585] WARNING: CPU: 2 PID: 2585 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) 
| [  104.726357][ T2585] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel bridge stp llc act_gact cls_flower sch_ingress vrf veth
| [  104.727746][ T2585] Tainted: [W]=WARN
[  104.727992][ T2585] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 104.728390][ T2585] 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) 
[ 104.728735][ T2585] Code: 00 00 8b 05 b7 bb 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 fa 61 7b 00 85 c0 0f 85 39 fe ff ff 90 <0f> 0b 90 e9 30 fe ff ff 48 b8 00 00 00 00 00 fc ff df 4c 89 fa 48
All code
========
   0:	00 00                	add    %al,(%rax)
   2:	8b 05 b7 bb 3a 02    	mov    0x23abbb7(%rip),%eax        # 0x23abbbf
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb a0 0c 00 00 	lea    0xca0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 fa 61 7b 00       	call   0x7b621b
  21:	85 c0                	test   %eax,%eax
  23:	0f 85 39 fe ff ff    	jne    0xfffffffffffffe62
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	e9 30 fe ff ff       	jmp    0xfffffffffffffe62
  32:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
  39:	fc ff df 
  3c:	4c 89 fa             	mov    %r15,%rdx
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	e9 30 fe ff ff       	jmp    0xfffffffffffffe38
   8:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
   f:	fc ff df 
  12:	4c 89 fa             	mov    %r15,%rdx
  15:	48                   	rex.W
[  104.729862][ T2585] RSP: 0018:ffffc90004e06ef0 EFLAGS: 00010246
[  104.730266][ T2585] RAX: 0000000000000000 RBX: ffff888005dd2000 RCX: 0000000000000001
[  104.730769][ T2585] RDX: 0000000000000000 RSI: ffffffff9169b939 RDI: ffffffff90e555e0
[  104.731253][ T2585] RBP: ffffc90004e06fe0 R08: 0000000000000000 R09: 0000000000000000
[  104.731740][ T2585] R10: ffffc90004e07010 R11: ffffffff924a8918 R12: 1ffff920009c0de2
[  104.732229][ T2585] R13: 00000000000005dc R14: ffffc90004e07010 R15: ffff888005dd2f08
[  104.732713][ T2585] FS:  00007f2fe277e800(0000) GS:ffff8880a2bb7000(0000) knlGS:0000000000000000
[  104.733270][ T2585] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  104.733700][ T2585] CR2: 00000000004e5760 CR3: 000000000be14005 CR4: 0000000000772ef0
[  104.734193][ T2585] PKRU: 55555554
[  104.734439][ T2585] Call Trace:
[  104.734707][ T2585]  <TASK>
[ 104.734911][ T2585] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 104.735271][ T2585] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 104.735621][ T2585] ? mark_held_locks (kernel/locking/lockdep.c:4328) 
[ 104.735953][ T2585] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:151 kernel/locking/spinlock.c:194) 
[ 104.736359][ T2585] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4475) 
[ 104.736696][ T2585] netif_set_mtu (net/core/dev.c:9652) 
[ 104.737020][ T2585] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 104.737355][ T2585] ? br_get_link_af_size_filtered (net/bridge/br_netlink.c:116) bridge 
[ 104.737841][ T2585] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 104.738093][ T2585] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 104.738546][ T2585] br_add_if (net/bridge/br_if.c:697) bridge 
[ 104.738925][ T2585] do_set_master (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:41 net/core/rtnetlink.c:2949) 
[ 104.739259][ T2585] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 104.739607][ T2585] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 104.740041][ T2585] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 104.740384][ T2585] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 104.740735][ T2585] ? __kernel_text_address (kernel/extable.c:79) 
[ 104.741083][ T2585] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 104.741430][ T2585] ? __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) 
[ 104.741779][ T2585] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 104.742188][ T2585] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 104.742536][ T2585] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 104.742892][ T2585] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 104.743228][ T2585] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 104.743577][ T2585] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 104.743940][ T2585] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 104.744283][ T2585] ? __create_object (mm/kmemleak.c:771) 
[ 104.744636][ T2585] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 104.744983][ T2585] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 104.745327][ T2585] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 104.745755][ T2585] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 104.746102][ T2585] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 104.746425][ T2585] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 104.746759][ T2585] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 104.747111][ T2585] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 104.747461][ T2585] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 104.747825][ T2585] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 104.748178][ T2585] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 104.748528][ T2585] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 104.748869][ T2585] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 104.749232][ T2585] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 104.749588][ T2585] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 104.749937][ T2585] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 104.750292][ T2585] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 104.750662][ T2585] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 104.751004][ T2585] ? 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) 
[ 104.751341][ T2585] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[ 104.751684][ T2585] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 104.752004][ T2585] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 104.752349][ T2585] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 104.752698][ T2585] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 104.753057][ T2585] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 104.753406][ T2585] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 104.753748][ T2585] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 104.754103][ T2585] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 104.754526][ T2585] ___sys_sendmsg (net/socket.c:2670) 
[ 104.754847][ T2585] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 104.755180][ T2585] ? __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) 
[ 104.755861][ T2585] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 104.756433][ T2585] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 104.756773][ T2585] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 104.757100][ T2585] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 104.757433][ T2585] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 104.757782][ T2585] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 104.758134][ T2585] __sys_sendmsg (net/socket.c:2700) 
[ 104.758709][ T2585] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 104.759109][ T2585] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 104.759442][ T2585] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 104.759775][ T2585] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 104.760125][ T2585] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[  104.760772][ T2585] RIP: 0033:0x7f2fe294b1e7
[ 104.761122][ T2585] 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)
[  104.762538][ T2585] RSP: 002b:00007ffc95f5f8a8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[  104.763017][ T2585] RAX: ffffffffffffffda RBX: 00007ffc95f5ffd0 RCX: 00007f2fe294b1e7
[  104.763500][ T2585] RDX: 0000000000000000 RSI: 00007ffc95f5f910 RDI: 0000000000000005
[  104.764016][ T2585] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000000
[  104.764508][ T2585] R10: 000000002e621910 R11: 0000000000000246 R12: 0000000000000004
[  104.765256][ T2585] R13: 00000000686e6bc1 R14: 0000000000499600 R15: 0000000000000000
| [  160.014952][ T4537] ------------[ cut here ]------------
| [ 160.015276][ T4537] WARNING: CPU: 3 PID: 4537 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) 
| [  160.016039][ T4537] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel bridge stp llc act_gact cls_flower sch_ingress vrf veth
| [  160.017408][ T4537] Tainted: [W]=WARN
[  160.017674][ T4537] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 160.018104][ T4537] 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) 
[ 160.018437][ T4537] Code: 00 00 8b 05 b7 bb 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 fa 61 7b 00 85 c0 0f 85 39 fe ff ff 90 <0f> 0b 90 e9 30 fe ff ff 48 b8 00 00 00 00 00 fc ff df 4c 89 fa 48
All code
========
   0:	00 00                	add    %al,(%rax)
   2:	8b 05 b7 bb 3a 02    	mov    0x23abbb7(%rip),%eax        # 0x23abbbf
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb a0 0c 00 00 	lea    0xca0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 fa 61 7b 00       	call   0x7b621b
  21:	85 c0                	test   %eax,%eax
  23:	0f 85 39 fe ff ff    	jne    0xfffffffffffffe62
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	e9 30 fe ff ff       	jmp    0xfffffffffffffe62
  32:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
  39:	fc ff df 
  3c:	4c 89 fa             	mov    %r15,%rdx
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	e9 30 fe ff ff       	jmp    0xfffffffffffffe38
   8:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
   f:	fc ff df 
  12:	4c 89 fa             	mov    %r15,%rdx
  15:	48                   	rex.W
[  160.019651][ T4537] RSP: 0018:ffffc900093e6f70 EFLAGS: 00010246
[  160.020062][ T4537] RAX: 0000000000000000 RBX: ffff888005dd2000 RCX: 0000000000000001
[  160.020578][ T4537] RDX: 0000000000000000 RSI: ffffffff9169b939 RDI: ffffffff90e555e0
[  160.021062][ T4537] RBP: ffffc900093e7058 R08: 0000000000000000 R09: 0000000000000000
[  160.021561][ T4537] R10: ffffc900093e7088 R11: ffffffff91b79160 R12: 1ffff9200127cdf2
[  160.022050][ T4537] R13: 00000000000005dc R14: ffffc900093e7088 R15: ffff888005dd2f08
[  160.022554][ T4537] FS:  00007fbf97128800(0000) GS:ffff8880a2c37000(0000) knlGS:0000000000000000
[  160.023115][ T4537] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  160.023540][ T4537] CR2: 00000000004e5760 CR3: 000000000f39e003 CR4: 0000000000772ef0
[  160.024059][ T4537] PKRU: 55555554
[  160.024302][ T4537] Call Trace:
[  160.024562][ T4537]  <TASK>
[ 160.024730][ T4537] ? __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) 
[ 160.025132][ T4537] ? br_del_if (net/bridge/br_if.c:742) bridge 
[ 160.025508][ T4537] ? do_set_master (net/core/rtnetlink.c:2932) 
[ 160.025857][ T4537] ? do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 160.026180][ T4537] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 160.026507][ T4537] ? netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[ 160.026855][ T4537] ? netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 160.027176][ T4537] ? ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 160.027498][ T4537] ? ___sys_sendmsg (net/socket.c:2670) 
[ 160.027840][ T4537] ? __sys_sendmsg (net/socket.c:2700) 
[ 160.028163][ T4537] ? do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 160.028486][ T4537] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[ 160.028917][ T4537] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 160.029258][ T4537] netif_set_mtu (net/core/dev.c:9652) 
[ 160.029605][ T4537] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 160.029946][ T4537] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 160.030194][ T4537] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 160.030656][ T4537] br_del_if (net/bridge/br_if.c:743) bridge 
[ 160.031012][ T4537] ? rtnl_is_locked (net/core/rtnetlink.c:169) 
[ 160.031334][ T4537] do_set_master (net/core/rtnetlink.c:2932) 
[ 160.031684][ T4537] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 160.032017][ T4537] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 160.032422][ T4537] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 160.032783][ T4537] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 160.033106][ T4537] ? __kernel_text_address (kernel/extable.c:79) 
[ 160.033433][ T4537] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 160.033778][ T4537] ? __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) 
[ 160.034123][ T4537] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 160.034548][ T4537] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 160.034876][ T4537] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 160.035198][ T4537] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 160.035542][ T4537] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 160.035868][ T4537] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 160.036192][ T4537] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 160.036512][ T4537] ? __create_object (mm/kmemleak.c:771) 
[ 160.036880][ T4537] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 160.037205][ T4537] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 160.037550][ T4537] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 160.037934][ T4537] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 160.038249][ T4537] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 160.038580][ T4537] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 160.038889][ T4537] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 160.039201][ T4537] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 160.039537][ T4537] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 160.039848][ T4537] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 160.040155][ T4537] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 160.040456][ T4537] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 160.040801][ T4537] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 160.041111][ T4537] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 160.041421][ T4537] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 160.041756][ T4537] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 160.042063][ T4537] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 160.042381][ T4537] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 160.042707][ T4537] ? 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) 
[ 160.043014][ T4537] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[ 160.043325][ T4537] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 160.043643][ T4537] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 160.043972][ T4537] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 160.044284][ T4537] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 160.044612][ T4537] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 160.044931][ T4537] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 160.045239][ T4537] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 160.045575][ T4537] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 160.045974][ T4537] ___sys_sendmsg (net/socket.c:2670) 
[ 160.046284][ T4537] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 160.046611][ T4537] ? __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) 
[ 160.046995][ T4537] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 160.047304][ T4537] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 160.047636][ T4537] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 160.047949][ T4537] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 160.048256][ T4537] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 160.048592][ T4537] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 160.048905][ T4537] __sys_sendmsg (net/socket.c:2700) 
[ 160.049209][ T4537] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 160.049608][ T4537] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 160.049928][ T4537] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 160.050239][ T4537] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 160.050580][ T4537] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[  160.050964][ T4537] RIP: 0033:0x7fbf972f51e7
[ 160.051287][ T4537] 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)
[  160.052393][ T4537] RSP: 002b:00007ffc9f5108f8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[  160.052871][ T4537] RAX: ffffffffffffffda RBX: 00007ffc9f511020 RCX: 00007fbf972f51e7
[  160.053335][ T4537] RDX: 0000000000000000 RSI: 00007ffc9f510960 RDI: 0000000000000005
[  160.053815][ T4537] RBP: 0000000000000003 R08: 0000000000000003 R09: 0000000000000078
[  160.054289][ T4537] R10: 00007fbf971f2ee8 R11: 0000000000000246 R12: 0000000000000003
[  160.054770][ T4537] R13: 00000000686e6bf8 R14: 0000000000499600 R15: 0000000000000000
| [  160.867686][ T4570] ------------[ cut here ]------------
| [ 160.867998][ T4570] WARNING: CPU: 1 PID: 4570 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) 
| [  160.868647][ T4570] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel bridge stp llc act_gact cls_flower sch_ingress vrf veth
| [  160.870046][ T4570] Tainted: [W]=WARN
[  160.870342][ T4570] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 160.870764][ T4570] 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) 
[ 160.871098][ T4570] Code: 00 00 8b 05 b7 bb 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 fa 61 7b 00 85 c0 0f 85 39 fe ff ff 90 <0f> 0b 90 e9 30 fe ff ff 48 b8 00 00 00 00 00 fc ff df 4c 89 fa 48
All code
========
   0:	00 00                	add    %al,(%rax)
   2:	8b 05 b7 bb 3a 02    	mov    0x23abbb7(%rip),%eax        # 0x23abbbf
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb a0 0c 00 00 	lea    0xca0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 fa 61 7b 00       	call   0x7b621b
  21:	85 c0                	test   %eax,%eax
  23:	0f 85 39 fe ff ff    	jne    0xfffffffffffffe62
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	e9 30 fe ff ff       	jmp    0xfffffffffffffe62
  32:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
  39:	fc ff df 
  3c:	4c 89 fa             	mov    %r15,%rdx
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	e9 30 fe ff ff       	jmp    0xfffffffffffffe38
   8:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
   f:	fc ff df 
  12:	4c 89 fa             	mov    %r15,%rdx
  15:	48                   	rex.W
[  160.872253][ T4570] RSP: 0018:ffffc90009446ef0 EFLAGS: 00010246
[  160.872682][ T4570] RAX: 0000000000000000 RBX: ffff888005dd2000 RCX: 0000000000000001
[  160.873165][ T4570] RDX: 0000000000000000 RSI: ffffffff9169b939 RDI: ffffffff90e555e0
[  160.873655][ T4570] RBP: ffffc90009446fe0 R08: 0000000000000000 R09: 0000000000000000
[  160.874151][ T4570] R10: ffffc90009447010 R11: ffffffff924a8918 R12: 1ffff92001288de2
[  160.874648][ T4570] R13: 00000000000005dc R14: ffffc90009447010 R15: ffff888005dd2f08
[  160.875136][ T4570] FS:  00007f30af690800(0000) GS:ffff8880a2b37000(0000) knlGS:0000000000000000
[  160.875704][ T4570] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  160.876111][ T4570] CR2: 00000000004e5760 CR3: 000000000ffac001 CR4: 0000000000772ef0
[  160.876611][ T4570] PKRU: 55555554
[  160.876858][ T4570] Call Trace:
[  160.877101][ T4570]  <TASK>
[ 160.877268][ T4570] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 160.877602][ T4570] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 160.877932][ T4570] ? mark_held_locks (kernel/locking/lockdep.c:4328) 
[ 160.878256][ T4570] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:151 kernel/locking/spinlock.c:194) 
[ 160.878669][ T4570] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4475) 
[ 160.878998][ T4570] netif_set_mtu (net/core/dev.c:9652) 
[ 160.879326][ T4570] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 160.879670][ T4570] ? br_get_link_af_size_filtered (net/bridge/br_netlink.c:116) bridge 
[ 160.880125][ T4570] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 160.880371][ T4570] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 160.880830][ T4570] br_add_if (net/bridge/br_if.c:697) bridge 
[ 160.881200][ T4570] do_set_master (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:41 net/core/rtnetlink.c:2949) 
[ 160.881547][ T4570] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 160.881880][ T4570] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 160.882276][ T4570] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 160.882594][ T4570] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 160.882912][ T4570] ? __kernel_text_address (kernel/extable.c:79) 
[ 160.883237][ T4570] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 160.883567][ T4570] ? __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) 
[ 160.883900][ T4570] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 160.884307][ T4570] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 160.884653][ T4570] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 160.884977][ T4570] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 160.885299][ T4570] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 160.885731][ T4570] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 160.886044][ T4570] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 160.886349][ T4570] ? __create_object (mm/kmemleak.c:771) 
[ 160.886672][ T4570] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 160.886991][ T4570] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 160.887297][ T4570] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 160.887695][ T4570] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 160.888013][ T4570] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 160.888322][ T4570] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 160.888640][ T4570] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 160.888954][ T4570] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 160.889265][ T4570] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 160.889574][ T4570] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 160.889881][ T4570] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 160.890186][ T4570] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 160.890495][ T4570] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 160.890816][ T4570] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 160.891129][ T4570] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 160.891437][ T4570] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 160.891756][ T4570] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 160.892071][ T4570] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 160.892374][ T4570] ? 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) 
[ 160.892696][ T4570] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[ 160.893003][ T4570] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 160.893306][ T4570] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 160.893627][ T4570] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 160.893947][ T4570] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 160.894253][ T4570] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 160.894580][ T4570] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 160.894893][ T4570] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 160.895197][ T4570] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 160.895602][ T4570] ___sys_sendmsg (net/socket.c:2670) 
[ 160.895905][ T4570] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 160.896216][ T4570] ? __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) 
[ 160.896613][ T4570] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 160.896923][ T4570] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 160.897232][ T4570] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 160.897555][ T4570] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 160.897861][ T4570] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 160.898166][ T4570] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 160.898486][ T4570] __sys_sendmsg (net/socket.c:2700) 
[ 160.898800][ T4570] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 160.899176][ T4570] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 160.899493][ T4570] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 160.899807][ T4570] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 160.900112][ T4570] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[  160.900491][ T4570] RIP: 0033:0x7f30af85d1e7
[ 160.900831][ T4570] 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)
[  160.901927][ T4570] RSP: 002b:00007ffcd4f26618 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[  160.902386][ T4570] RAX: ffffffffffffffda RBX: 00007ffcd4f26d40 RCX: 00007f30af85d1e7
[  160.902860][ T4570] RDX: 0000000000000000 RSI: 00007ffcd4f26680 RDI: 0000000000000005
[  160.903318][ T4570] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000000
[  160.903780][ T4570] R10: 0000000022a7e910 R11: 0000000000000246 R12: 0000000000000004
[  160.904245][ T4570] R13: 00000000686e6bf9 R14: 0000000000499600 R15: 0000000000000000
| [  214.244353][ T6522] ------------[ cut here ]------------
| [ 214.244730][ T6522] WARNING: CPU: 2 PID: 6522 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) 
| [  214.245394][ T6522] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel bridge stp llc act_gact cls_flower sch_ingress vrf veth
| [  214.247490][ T6522] Tainted: [W]=WARN
[  214.247764][ T6522] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 214.248182][ T6522] 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) 
[ 214.248509][ T6522] Code: 00 00 8b 05 b7 bb 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 fa 61 7b 00 85 c0 0f 85 39 fe ff ff 90 <0f> 0b 90 e9 30 fe ff ff 48 b8 00 00 00 00 00 fc ff df 4c 89 fa 48
All code
========
   0:	00 00                	add    %al,(%rax)
   2:	8b 05 b7 bb 3a 02    	mov    0x23abbb7(%rip),%eax        # 0x23abbbf
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb a0 0c 00 00 	lea    0xca0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 fa 61 7b 00       	call   0x7b621b
  21:	85 c0                	test   %eax,%eax
  23:	0f 85 39 fe ff ff    	jne    0xfffffffffffffe62
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	e9 30 fe ff ff       	jmp    0xfffffffffffffe62
  32:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
  39:	fc ff df 
  3c:	4c 89 fa             	mov    %r15,%rdx
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	e9 30 fe ff ff       	jmp    0xfffffffffffffe38
   8:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
   f:	fc ff df 
  12:	4c 89 fa             	mov    %r15,%rdx
  15:	48                   	rex.W
[  214.249668][ T6522] RSP: 0018:ffffc90004ad6f70 EFLAGS: 00010246
[  214.250088][ T6522] RAX: 0000000000000000 RBX: ffff888005dd2000 RCX: 0000000000000001
[  214.250594][ T6522] RDX: 0000000000000000 RSI: ffffffff9169b939 RDI: ffffffff90e555e0
[  214.251069][ T6522] RBP: ffffc90004ad7058 R08: 0000000000000000 R09: 0000000000000000
[  214.251559][ T6522] R10: ffffc90004ad7088 R11: ffffffff91b79160 R12: 1ffff9200095adf2
[  214.252027][ T6522] R13: 00000000000005dc R14: ffffc90004ad7088 R15: ffff888005dd2f08
[  214.252498][ T6522] FS:  00007f20f6df8800(0000) GS:ffff8880a2bb7000(0000) knlGS:0000000000000000
[  214.253062][ T6522] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  214.253474][ T6522] CR2: 00000000004e5760 CR3: 0000000002a93001 CR4: 0000000000772ef0
[  214.253976][ T6522] PKRU: 55555554
[  214.254227][ T6522] Call Trace:
[  214.254470][ T6522]  <TASK>
[ 214.254651][ T6522] ? __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) 
[ 214.255048][ T6522] ? br_del_if (net/bridge/br_if.c:742) bridge 
[ 214.255419][ T6522] ? do_set_master (net/core/rtnetlink.c:2932) 
[ 214.255763][ T6522] ? do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 214.256087][ T6522] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 214.256404][ T6522] ? netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[ 214.256762][ T6522] ? netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 214.257113][ T6522] ? ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 214.257438][ T6522] ? ___sys_sendmsg (net/socket.c:2670) 
[ 214.257765][ T6522] ? __sys_sendmsg (net/socket.c:2700) 
[ 214.258087][ T6522] ? do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 214.258408][ T6522] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[ 214.258821][ T6522] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 214.259156][ T6522] netif_set_mtu (net/core/dev.c:9652) 
[ 214.259481][ T6522] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 214.259825][ T6522] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 214.260073][ T6522] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 214.260510][ T6522] br_del_if (net/bridge/br_if.c:743) bridge 
[ 214.260887][ T6522] ? rtnl_is_locked (net/core/rtnetlink.c:169) 
[ 214.261212][ T6522] do_set_master (net/core/rtnetlink.c:2932) 
[ 214.261551][ T6522] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 214.261873][ T6522] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 214.262275][ T6522] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 214.262605][ T6522] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 214.262925][ T6522] ? __kernel_text_address (kernel/extable.c:79) 
[ 214.263249][ T6522] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 214.263589][ T6522] ? __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) 
[ 214.263908][ T6522] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 214.264307][ T6522] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 214.264647][ T6522] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 214.264967][ T6522] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 214.265286][ T6522] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 214.265627][ T6522] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 214.265951][ T6522] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 214.266265][ T6522] ? __create_object (mm/kmemleak.c:771) 
[ 214.266600][ T6522] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 214.266921][ T6522] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 214.267241][ T6522] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 214.267657][ T6522] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 214.267982][ T6522] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 214.268305][ T6522] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 214.268652][ T6522] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 214.268983][ T6522] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 214.269312][ T6522] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 214.269638][ T6522] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 214.269960][ T6522] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 214.270274][ T6522] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 214.270603][ T6522] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 214.270922][ T6522] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 214.271252][ T6522] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 214.271580][ T6522] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 214.271899][ T6522] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 214.272227][ T6522] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 214.272579][ T6522] ? 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) 
[ 214.272921][ T6522] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[ 214.273260][ T6522] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 214.273613][ T6522] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 214.273960][ T6522] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 214.274309][ T6522] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 214.274655][ T6522] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 214.274995][ T6522] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 214.275335][ T6522] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 214.275673][ T6522] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 214.276103][ T6522] ___sys_sendmsg (net/socket.c:2670) 
[ 214.276433][ T6522] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 214.276795][ T6522] ? __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) 
[ 214.277213][ T6522] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 214.277562][ T6522] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 214.277896][ T6522] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 214.278236][ T6522] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 214.278586][ T6522] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 214.278921][ T6522] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 214.279259][ T6522] __sys_sendmsg (net/socket.c:2700) 
[ 214.279602][ T6522] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 214.280014][ T6522] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 214.280360][ T6522] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 214.280712][ T6522] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 214.281057][ T6522] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[  214.281467][ T6522] RIP: 0033:0x7f20f6fc51e7
[ 214.281821][ T6522] 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)
[  214.282981][ T6522] RSP: 002b:00007ffc2a0b2d38 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[  214.283487][ T6522] RAX: ffffffffffffffda RBX: 00007ffc2a0b3460 RCX: 00007f20f6fc51e7
[  214.283999][ T6522] RDX: 0000000000000000 RSI: 00007ffc2a0b2da0 RDI: 0000000000000005
[  214.284489][ T6522] RBP: 0000000000000003 R08: 0000000000000003 R09: 0000000000000078
[  214.285000][ T6522] R10: 00007f20f6ec2ee8 R11: 0000000000000246 R12: 0000000000000003
[  214.285507][ T6522] R13: 00000000686e6c2f R14: 0000000000499600 R15: 0000000000000000
| [  215.133084][ T6555] ------------[ cut here ]------------
| [ 215.133628][ T6555] WARNING: CPU: 0 PID: 6555 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) 
| [  215.134647][ T6555] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel bridge stp llc act_gact cls_flower sch_ingress vrf veth
| [  215.137005][ T6555] Tainted: [W]=WARN
[  215.137414][ T6555] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 215.138110][ T6555] 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) 
[ 215.138665][ T6555] Code: 00 00 8b 05 b7 bb 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 fa 61 7b 00 85 c0 0f 85 39 fe ff ff 90 <0f> 0b 90 e9 30 fe ff ff 48 b8 00 00 00 00 00 fc ff df 4c 89 fa 48
All code
========
   0:	00 00                	add    %al,(%rax)
   2:	8b 05 b7 bb 3a 02    	mov    0x23abbb7(%rip),%eax        # 0x23abbbf
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb a0 0c 00 00 	lea    0xca0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 fa 61 7b 00       	call   0x7b621b
  21:	85 c0                	test   %eax,%eax
  23:	0f 85 39 fe ff ff    	jne    0xfffffffffffffe62
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	e9 30 fe ff ff       	jmp    0xfffffffffffffe62
  32:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
  39:	fc ff df 
  3c:	4c 89 fa             	mov    %r15,%rdx
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	e9 30 fe ff ff       	jmp    0xfffffffffffffe38
   8:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
   f:	fc ff df 
  12:	4c 89 fa             	mov    %r15,%rdx
  15:	48                   	rex.W
[  215.140576][ T6555] RSP: 0018:ffffc90006226ef0 EFLAGS: 00010246
[  215.141268][ T6555] RAX: 0000000000000000 RBX: ffff888005dd2000 RCX: 0000000000000001
[  215.142060][ T6555] RDX: 0000000000000000 RSI: ffffffff9169b939 RDI: ffffffff90e555e0
[  215.142878][ T6555] RBP: ffffc90006226fe0 R08: 0000000000000000 R09: 0000000000000000
[  215.143712][ T6555] R10: ffffc90006227010 R11: ffffffff924a8918 R12: 1ffff92000c44de2
[  215.144493][ T6555] R13: 00000000000005dc R14: ffffc90006227010 R15: ffff888005dd2f08
[  215.145279][ T6555] FS:  00007f71583cb800(0000) GS:ffff8880a2ab7000(0000) knlGS:0000000000000000
[  215.146160][ T6555] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  215.146838][ T6555] CR2: 00000000004e5760 CR3: 000000000b413005 CR4: 0000000000772ef0
[  215.147665][ T6555] PKRU: 55555554
[  215.148067][ T6555] Call Trace:
[  215.148465][ T6555]  <TASK>
[ 215.148752][ T6555] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 215.149294][ T6555] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 215.149840][ T6555] ? mark_held_locks (kernel/locking/lockdep.c:4328) 
[ 215.150363][ T6555] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:151 kernel/locking/spinlock.c:194) 
[ 215.151026][ T6555] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4475) 
[ 215.151571][ T6555] netif_set_mtu (net/core/dev.c:9652) 
[ 215.152117][ T6555] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 215.152666][ T6555] ? br_get_link_af_size_filtered (net/bridge/br_netlink.c:116) bridge 
[ 215.153375][ T6555] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 215.153785][ T6555] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 215.154536][ T6555] br_add_if (net/bridge/br_if.c:697) bridge 
[ 215.155137][ T6555] do_set_master (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:41 net/core/rtnetlink.c:2949) 
[ 215.155734][ T6555] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 215.156296][ T6555] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 215.157017][ T6555] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 215.157578][ T6555] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 215.158134][ T6555] ? __kernel_text_address (kernel/extable.c:79) 
[ 215.158690][ T6555] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 215.159219][ T6555] ? __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) 
[ 215.159781][ T6555] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 215.160467][ T6555] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 215.161046][ T6555] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 215.161617][ T6555] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 215.162144][ T6555] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 215.162658][ T6555] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 215.163173][ T6555] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 215.163654][ T6555] ? __create_object (mm/kmemleak.c:771) 
[ 215.164155][ T6555] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 215.164651][ T6555] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 215.165190][ T6555] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 215.165824][ T6555] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 215.166377][ T6555] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 215.166907][ T6555] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 215.167409][ T6555] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 215.167957][ T6555] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 215.168459][ T6555] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 215.168997][ T6555] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 215.169562][ T6555] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 215.170505][ T6555] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 215.171062][ T6555] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 215.171995][ T6555] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 215.172537][ T6555] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 215.173068][ T6555] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 215.174054][ T6555] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 215.175383][ T6555] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 215.175909][ T6555] ? 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) 
[ 215.176440][ T6555] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[ 215.177000][ T6555] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 215.177583][ T6555] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 215.178122][ T6555] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 215.178703][ T6555] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 215.179240][ T6555] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 215.180576][ T6555] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 215.181167][ T6555] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 215.181746][ T6555] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 215.182457][ T6555] ___sys_sendmsg (net/socket.c:2670) 
[ 215.183435][ T6555] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 215.184385][ T6555] ? __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) 
[ 215.185091][ T6555] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 215.185679][ T6555] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 215.186218][ T6555] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 215.186810][ T6555] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 215.187365][ T6555] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 215.187900][ T6555] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 215.189218][ T6555] __sys_sendmsg (net/socket.c:2700) 
[ 215.189788][ T6555] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 215.190468][ T6555] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 215.191018][ T6555] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 215.191938][ T6555] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 215.192498][ T6555] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[  215.193174][ T6555] RIP: 0033:0x7f71585981e7
[ 215.194204][ T6555] 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)
[  215.196199][ T6555] RSP: 002b:00007ffe653ccfc8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[  215.197023][ T6555] RAX: ffffffffffffffda RBX: 00007ffe653cd6f0 RCX: 00007f71585981e7
[  215.198264][ T6555] RDX: 0000000000000000 RSI: 00007ffe653cd030 RDI: 0000000000000005
[  215.199133][ T6555] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000000
[  215.200420][ T6555] R10: 0000000030843910 R11: 0000000000000246 R12: 0000000000000004
[  215.201252][ T6555] R13: 00000000686e6c2f R14: 0000000000499600 R15: 0000000000000000
| [  269.141229][ T8507] ------------[ cut here ]------------
| [ 269.141590][ T8507] WARNING: CPU: 2 PID: 8507 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) 
| [  269.142240][ T8507] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel bridge stp llc act_gact cls_flower sch_ingress vrf veth
| [  269.143623][ T8507] Tainted: [W]=WARN
[  269.143867][ T8507] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 269.144303][ T8507] 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) 
[ 269.144643][ T8507] Code: 00 00 8b 05 b7 bb 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 fa 61 7b 00 85 c0 0f 85 39 fe ff ff 90 <0f> 0b 90 e9 30 fe ff ff 48 b8 00 00 00 00 00 fc ff df 4c 89 fa 48
All code
========
   0:	00 00                	add    %al,(%rax)
   2:	8b 05 b7 bb 3a 02    	mov    0x23abbb7(%rip),%eax        # 0x23abbbf
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb a0 0c 00 00 	lea    0xca0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 fa 61 7b 00       	call   0x7b621b
  21:	85 c0                	test   %eax,%eax
  23:	0f 85 39 fe ff ff    	jne    0xfffffffffffffe62
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	e9 30 fe ff ff       	jmp    0xfffffffffffffe62
  32:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
  39:	fc ff df 
  3c:	4c 89 fa             	mov    %r15,%rdx
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	e9 30 fe ff ff       	jmp    0xfffffffffffffe38
   8:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
   f:	fc ff df 
  12:	4c 89 fa             	mov    %r15,%rdx
  15:	48                   	rex.W
[  269.145764][ T8507] RSP: 0018:ffffc90009216f70 EFLAGS: 00010246
[  269.146165][ T8507] RAX: 0000000000000000 RBX: ffff888005dd2000 RCX: 0000000000000001
[  269.146665][ T8507] RDX: 0000000000000000 RSI: ffffffff9169b939 RDI: ffffffff90e555e0
[  269.147137][ T8507] RBP: ffffc90009217058 R08: 0000000000000000 R09: 0000000000000000
[  269.147628][ T8507] R10: ffffc90009217088 R11: ffffffff91b79160 R12: 1ffff92001242df2
[  269.148112][ T8507] R13: 00000000000005dc R14: ffffc90009217088 R15: ffff888005dd2f08
[  269.148779][ T8507] FS:  00007fdc0e1c5800(0000) GS:ffff8880a2bb7000(0000) knlGS:0000000000000000
[  269.149671][ T8507] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  269.150268][ T8507] CR2: 00000000004e5760 CR3: 000000000eead005 CR4: 0000000000772ef0
[  269.150915][ T8507] PKRU: 55555554
[  269.151272][ T8507] Call Trace:
[  269.151544][ T8507]  <TASK>
[ 269.151739][ T8507] ? __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) 
[ 269.152133][ T8507] ? br_del_if (net/bridge/br_if.c:742) bridge 
[ 269.152489][ T8507] ? do_set_master (net/core/rtnetlink.c:2932) 
[ 269.152817][ T8507] ? do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 269.153131][ T8507] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 269.153453][ T8507] ? netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[ 269.153781][ T8507] ? netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 269.154125][ T8507] ? ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 269.154464][ T8507] ? ___sys_sendmsg (net/socket.c:2670) 
[ 269.154787][ T8507] ? __sys_sendmsg (net/socket.c:2700) 
[ 269.155099][ T8507] ? do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 269.155414][ T8507] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[ 269.155824][ T8507] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 269.156161][ T8507] netif_set_mtu (net/core/dev.c:9652) 
[ 269.156503][ T8507] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 269.156847][ T8507] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 269.157093][ T8507] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 269.157536][ T8507] br_del_if (net/bridge/br_if.c:743) bridge 
[ 269.157888][ T8507] ? rtnl_is_locked (net/core/rtnetlink.c:169) 
[ 269.158227][ T8507] do_set_master (net/core/rtnetlink.c:2932) 
[ 269.158558][ T8507] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 269.158902][ T8507] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 269.159312][ T8507] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 269.159664][ T8507] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 269.159980][ T8507] ? __kernel_text_address (kernel/extable.c:79) 
[ 269.160318][ T8507] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 269.160645][ T8507] ? __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) 
[ 269.160969][ T8507] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 269.161355][ T8507] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 269.161684][ T8507] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 269.161998][ T8507] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 269.162315][ T8507] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 269.162646][ T8507] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 269.162964][ T8507] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 269.163276][ T8507] ? __create_object (mm/kmemleak.c:771) 
[ 269.163623][ T8507] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 269.163945][ T8507] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 269.164275][ T8507] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 269.164674][ T8507] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 269.164999][ T8507] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 269.165321][ T8507] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 269.165650][ T8507] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 269.165972][ T8507] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 269.166296][ T8507] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 269.166626][ T8507] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 269.166947][ T8507] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 269.167261][ T8507] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 269.167595][ T8507] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4475) 
[ 269.167911][ T8507] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 269.168241][ T8507] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 269.168572][ T8507] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 269.168889][ T8507] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 269.169216][ T8507] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 269.169543][ T8507] ? 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) 
[ 269.169866][ T8507] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[ 269.170183][ T8507] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 269.170497][ T8507] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 269.170838][ T8507] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 269.171159][ T8507] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 269.171476][ T8507] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 269.171818][ T8507] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 269.172138][ T8507] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 269.172452][ T8507] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 269.172865][ T8507] ___sys_sendmsg (net/socket.c:2670) 
[ 269.173185][ T8507] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 269.173501][ T8507] ? __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) 
[ 269.173904][ T8507] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 269.174238][ T8507] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 269.174566][ T8507] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 269.174893][ T8507] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 269.175215][ T8507] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 269.175558][ T8507] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 269.175884][ T8507] __sys_sendmsg (net/socket.c:2700) 
[ 269.176204][ T8507] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 269.176628][ T8507] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 269.176962][ T8507] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 269.177279][ T8507] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 269.177611][ T8507] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[  269.178011][ T8507] RIP: 0033:0x7fdc0e3921e7
[ 269.178339][ T8507] 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)
[  269.179441][ T8507] RSP: 002b:00007ffe48136cc8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[  269.179932][ T8507] RAX: ffffffffffffffda RBX: 00007ffe481373f0 RCX: 00007fdc0e3921e7
[  269.180409][ T8507] RDX: 0000000000000000 RSI: 00007ffe48136d30 RDI: 0000000000000005
[  269.180885][ T8507] RBP: 0000000000000003 R08: 0000000000000003 R09: 0000000000000078
[  269.181351][ T8507] R10: 00007fdc0e28fee8 R11: 0000000000000246 R12: 0000000000000003
[  269.181829][ T8507] R13: 00000000686e6c65 R14: 0000000000499600 R15: 0000000000000000
| [  270.025819][ T8540] ------------[ cut here ]------------
| [ 270.026135][ T8540] WARNING: CPU: 0 PID: 8540 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) 
| [  270.026776][ T8540] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel bridge stp llc act_gact cls_flower sch_ingress vrf veth
| [  270.028186][ T8540] Tainted: [W]=WARN
[  270.028429][ T8540] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 270.028843][ T8540] 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) 
[ 270.029171][ T8540] Code: 00 00 8b 05 b7 bb 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 fa 61 7b 00 85 c0 0f 85 39 fe ff ff 90 <0f> 0b 90 e9 30 fe ff ff 48 b8 00 00 00 00 00 fc ff df 4c 89 fa 48
All code
========
   0:	00 00                	add    %al,(%rax)
   2:	8b 05 b7 bb 3a 02    	mov    0x23abbb7(%rip),%eax        # 0x23abbbf
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb a0 0c 00 00 	lea    0xca0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 fa 61 7b 00       	call   0x7b621b
  21:	85 c0                	test   %eax,%eax
  23:	0f 85 39 fe ff ff    	jne    0xfffffffffffffe62
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	e9 30 fe ff ff       	jmp    0xfffffffffffffe62
  32:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
  39:	fc ff df 
  3c:	4c 89 fa             	mov    %r15,%rdx
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	e9 30 fe ff ff       	jmp    0xfffffffffffffe38
   8:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
   f:	fc ff df 
  12:	4c 89 fa             	mov    %r15,%rdx
  15:	48                   	rex.W
[  270.030346][ T8540] RSP: 0018:ffffc90001966ef0 EFLAGS: 00010246
[  270.030763][ T8540] RAX: 0000000000000000 RBX: ffff888005dd2000 RCX: 0000000000000001
[  270.031250][ T8540] RDX: 0000000000000000 RSI: ffffffff9169b939 RDI: ffffffff90e555e0
[  270.031742][ T8540] RBP: ffffc90001966fe0 R08: 0000000000000000 R09: 0000000000000000
[  270.032223][ T8540] R10: ffffc90001967010 R11: ffffffff924a8918 R12: 1ffff9200032cde2
[  270.032714][ T8540] R13: 00000000000005dc R14: ffffc90001967010 R15: ffff888005dd2f08
[  270.033191][ T8540] FS:  00007f672cb51800(0000) GS:ffff8880a2ab7000(0000) knlGS:0000000000000000
[  270.033755][ T8540] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  270.034179][ T8540] CR2: 00000000004e5760 CR3: 000000000f7c7005 CR4: 0000000000772ef0
[  270.034671][ T8540] PKRU: 55555554
[  270.034911][ T8540] Call Trace:
[  270.035150][ T8540]  <TASK>
[ 270.035317][ T8540] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 270.035647][ T8540] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 270.035974][ T8540] ? mark_held_locks (kernel/locking/lockdep.c:4328) 
[ 270.036295][ T8540] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:151 kernel/locking/spinlock.c:194) 
[ 270.036703][ T8540] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4475) 
[ 270.037031][ T8540] netif_set_mtu (net/core/dev.c:9652) 
[ 270.037353][ T8540] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 270.037694][ T8540] ? br_get_link_af_size_filtered (net/bridge/br_netlink.c:116) bridge 
[ 270.038146][ T8540] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 270.038391][ T8540] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 270.038842][ T8540] br_add_if (net/bridge/br_if.c:697) bridge 
[ 270.039216][ T8540] do_set_master (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:41 net/core/rtnetlink.c:2949) 
[ 270.039555][ T8540] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 270.039882][ T8540] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 270.040289][ T8540] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 270.040616][ T8540] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 270.040940][ T8540] ? __kernel_text_address (kernel/extable.c:79) 
[ 270.041264][ T8540] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 270.041605][ T8540] ? __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) 
[ 270.041939][ T8540] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 270.042342][ T8540] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 270.042686][ T8540] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 270.043005][ T8540] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 270.043325][ T8540] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 270.043656][ T8540] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 270.043980][ T8540] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 270.044318][ T8540] ? __create_object (mm/kmemleak.c:771) 
[ 270.044654][ T8540] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 270.044977][ T8540] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 270.045302][ T8540] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 270.045716][ T8540] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 270.046044][ T8540] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 270.046362][ T8540] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 270.046678][ T8540] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 270.046994][ T8540] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 270.047299][ T8540] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 270.047609][ T8540] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 270.047924][ T8540] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 270.048226][ T8540] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 270.048548][ T8540] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 270.048864][ T8540] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 270.049189][ T8540] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 270.049505][ T8540] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 270.049821][ T8540] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 270.050140][ T8540] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 270.050444][ T8540] ? 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) 
[ 270.050760][ T8540] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[ 270.051070][ T8540] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 270.051388][ T8540] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 270.051720][ T8540] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 270.052043][ T8540] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 270.052367][ T8540] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 270.052688][ T8540] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 270.052998][ T8540] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 270.053304][ T8540] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 270.053704][ T8540] ___sys_sendmsg (net/socket.c:2670) 
[ 270.054020][ T8540] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 270.054331][ T8540] ? __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) 
[ 270.054718][ T8540] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 270.055031][ T8540] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 270.055350][ T8540] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 270.055688][ T8540] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 270.055995][ T8540] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 270.056309][ T8540] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 270.056629][ T8540] __sys_sendmsg (net/socket.c:2700) 
[ 270.056933][ T8540] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 270.057316][ T8540] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 270.057641][ T8540] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 270.057950][ T8540] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 270.058259][ T8540] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[  270.058655][ T8540] RIP: 0033:0x7f672cd1e1e7
[ 270.058970][ T8540] 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)
[  270.060075][ T8540] RSP: 002b:00007ffff994ebe8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[  270.060550][ T8540] RAX: ffffffffffffffda RBX: 00007ffff994f310 RCX: 00007f672cd1e1e7
[  270.061011][ T8540] RDX: 0000000000000000 RSI: 00007ffff994ec50 RDI: 0000000000000005
[  270.061473][ T8540] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000000
[  270.061942][ T8540] R10: 0000000018892910 R11: 0000000000000246 R12: 0000000000000004
[  270.062404][ T8540] R13: 00000000686e6c66 R14: 0000000000499600 R15: 0000000000000000
| [  323.481767][T10492] ------------[ cut here ]------------
| [323.482101][T10492] WARNING: CPU: 3 PID: 10492 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) 
| [  323.483723][T10492] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel bridge stp llc act_gact cls_flower sch_ingress vrf veth
| [  323.485108][T10492] Tainted: [W]=WARN
[  323.485342][T10492] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[323.485747][T10492] 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) 
[ 323.486325][T10492] Code: 00 00 8b 05 b7 bb 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 fa 61 7b 00 85 c0 0f 85 39 fe ff ff 90 <0f> 0b 90 e9 30 fe ff ff 48 b8 00 00 00 00 00 fc ff df 4c 89 fa 48
All code
========
   0:	00 00                	add    %al,(%rax)
   2:	8b 05 b7 bb 3a 02    	mov    0x23abbb7(%rip),%eax        # 0x23abbbf
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb a0 0c 00 00 	lea    0xca0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 fa 61 7b 00       	call   0x7b621b
  21:	85 c0                	test   %eax,%eax
  23:	0f 85 39 fe ff ff    	jne    0xfffffffffffffe62
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	e9 30 fe ff ff       	jmp    0xfffffffffffffe62
  32:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
  39:	fc ff df 
  3c:	4c 89 fa             	mov    %r15,%rdx
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	e9 30 fe ff ff       	jmp    0xfffffffffffffe38
   8:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
   f:	fc ff df 
  12:	4c 89 fa             	mov    %r15,%rdx
  15:	48                   	rex.W
[  323.487525][T10492] RSP: 0018:ffffc90007116f70 EFLAGS: 00010246
[  323.487921][T10492] RAX: 0000000000000000 RBX: ffff888005dd2000 RCX: 0000000000000001
[  323.488375][T10492] RDX: 0000000000000000 RSI: ffffffff9169b939 RDI: ffffffff90e555e0
[  323.488861][T10492] RBP: ffffc90007117058 R08: 0000000000000000 R09: 0000000000000000
[  323.489323][T10492] R10: ffffc90007117088 R11: ffffffff91b79160 R12: 1ffff92000e22df2
[  323.490049][T10492] R13: 00000000000005dc R14: ffffc90007117088 R15: ffff888005dd2f08
[  323.490878][T10492] FS:  00007f5f4fa42800(0000) GS:ffff8880a2c37000(0000) knlGS:0000000000000000
[  323.491842][T10492] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  323.492498][T10492] CR2: 00000000004e5760 CR3: 000000000fd16006 CR4: 0000000000772ef0
[  323.493306][T10492] PKRU: 55555554
[  323.493733][T10492] Call Trace:
[  323.494165][T10492]  <TASK>
[323.494441][T10492] ? __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) 
[323.495135][T10492] ? br_del_if (net/bridge/br_if.c:742) bridge 
[323.495760][T10492] ? do_set_master (net/core/rtnetlink.c:2932) 
[323.496315][T10492] ? do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[323.496876][T10492] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[323.497416][T10492] ? netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[323.497968][T10492] ? netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[323.498508][T10492] ? ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[323.499056][T10492] ? ___sys_sendmsg (net/socket.c:2670) 
[323.499608][T10492] ? __sys_sendmsg (net/socket.c:2700) 
[323.500146][T10492] ? do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[323.500714][T10492] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[323.501385][T10492] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[323.501935][T10492] netif_set_mtu (net/core/dev.c:9652) 
[323.502464][T10492] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[323.503026][T10492] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[323.503427][T10492] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[323.504193][T10492] br_del_if (net/bridge/br_if.c:743) bridge 
[323.504832][T10492] ? rtnl_is_locked (net/core/rtnetlink.c:169) 
[323.505381][T10492] do_set_master (net/core/rtnetlink.c:2932) 
[323.505941][T10492] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[323.506487][T10492] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[323.507177][T10492] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[323.507751][T10492] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[323.508304][T10492] ? __kernel_text_address (kernel/extable.c:79) 
[323.508884][T10492] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[323.509440][T10492] ? __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) 
[323.509993][T10492] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[323.510674][T10492] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[323.511207][T10492] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[323.511734][T10492] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[323.512286][T10492] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[323.512838][T10492] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[323.513352][T10492] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[323.513889][T10492] ? __create_object (mm/kmemleak.c:771) 
[323.514369][T10492] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[323.514716][T10492] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[323.515026][T10492] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[323.515421][T10492] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[323.515749][T10492] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[323.516088][T10492] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[323.516394][T10492] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[323.516719][T10492] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[323.517041][T10492] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[323.517362][T10492] ? __lock_release (kernel/locking/lockdep.c:5539) 
[323.517694][T10492] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[323.518011][T10492] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[323.518321][T10492] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[323.518667][T10492] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[323.518985][T10492] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[323.519307][T10492] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[323.519627][T10492] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[323.519959][T10492] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[323.520269][T10492] ? 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) 
[323.520586][T10492] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[323.520919][T10492] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[323.521226][T10492] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[323.521545][T10492] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[323.521854][T10492] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[323.522161][T10492] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[323.522476][T10492] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[323.522794][T10492] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[323.523118][T10492] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[323.523551][T10492] ___sys_sendmsg (net/socket.c:2670) 
[323.523889][T10492] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[323.524229][T10492] ? __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) 
[323.524641][T10492] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[323.524990][T10492] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[323.525315][T10492] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[323.525660][T10492] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[323.525985][T10492] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[323.526306][T10492] ? __lock_release (kernel/locking/lockdep.c:5539) 
[323.526659][T10492] __sys_sendmsg (net/socket.c:2700) 
[323.526991][T10492] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[323.527406][T10492] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[323.527763][T10492] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[323.528097][T10492] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[323.528420][T10492] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[  323.528827][T10492] RIP: 0033:0x7f5f4fc0f1e7
[ 323.529161][T10492] 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)
[  323.530334][T10492] RSP: 002b:00007ffe8f830ce8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[  323.530829][T10492] RAX: ffffffffffffffda RBX: 00007ffe8f831410 RCX: 00007f5f4fc0f1e7
[  323.531299][T10492] RDX: 0000000000000000 RSI: 00007ffe8f830d50 RDI: 0000000000000005
[  323.531776][T10492] RBP: 0000000000000003 R08: 0000000000000003 R09: 0000000000000078
[  323.532231][T10492] R10: 00007f5f4fb0cee8 R11: 0000000000000246 R12: 0000000000000003
[  323.532704][T10492] R13: 00000000686e6c9c R14: 0000000000499600 R15: 0000000000000000
| [  324.468864][T10525] ------------[ cut here ]------------
| [324.469227][T10525] WARNING: CPU: 1 PID: 10525 at ./include/net/netdev_lock.h:17 netif_set_mtu_ext (./include/net/netdev_lock.h:17 ./include/net/netdev_lock.h:15 ./include/net/netdev_lock.h:25 net/core/dev.c:9610) 
| [  324.470046][T10525] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel bridge stp llc act_gact cls_flower sch_ingress vrf veth
| [  324.471605][T10525] Tainted: [W]=WARN
[  324.471849][T10525] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[324.472249][T10525] RIP: 0010:netif_set_mtu_ext (./include/net/netdev_lock.h:17 ./include/net/netdev_lock.h:15 ./include/net/netdev_lock.h:25 net/core/dev.c:9610) 
[ 324.472605][T10525] Code: 00 00 8b 05 b7 bb 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 fa 61 7b 00 85 c0 0f 85 39 fe ff ff 90 <0f> 0b 90 e9 30 fe ff ff 48 b8 00 00 00 00 00 fc ff df 4c 89 fa 48
All code
========
   0:	00 00                	add    %al,(%rax)
   2:	8b 05 b7 bb 3a 02    	mov    0x23abbb7(%rip),%eax        # 0x23abbbf
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb a0 0c 00 00 	lea    0xca0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 fa 61 7b 00       	call   0x7b621b
  21:	85 c0                	test   %eax,%eax
  23:	0f 85 39 fe ff ff    	jne    0xfffffffffffffe62
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	e9 30 fe ff ff       	jmp    0xfffffffffffffe62
  32:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
  39:	fc ff df 
  3c:	4c 89 fa             	mov    %r15,%rdx
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	e9 30 fe ff ff       	jmp    0xfffffffffffffe38
   8:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
   f:	fc ff df 
  12:	4c 89 fa             	mov    %r15,%rdx
  15:	48                   	rex.W
[  324.473848][T10525] RSP: 0018:ffffc90006d86ef0 EFLAGS: 00010246
[  324.474268][T10525] RAX: 0000000000000000 RBX: ffff888005dd2000 RCX: 0000000000000001
[  324.474973][T10525] RDX: 0000000000000000 RSI: ffffffff9169b939 RDI: ffffffff90e555e0
[  324.475632][T10525] RBP: ffffc90006d86fe0 R08: 0000000000000000 R09: 0000000000000000
[  324.476121][T10525] R10: ffffc90006d87010 R11: ffffffff924a8918 R12: 1ffff92000db0de2
[  324.476618][T10525] R13: 00000000000005dc R14: ffffc90006d87010 R15: ffff888005dd2f08
[  324.477093][T10525] FS:  00007f76fe6c8800(0000) GS:ffff8880a2b37000(0000) knlGS:0000000000000000
[  324.477708][T10525] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  324.478120][T10525] CR2: 00000000004e5760 CR3: 00000000090e1006 CR4: 0000000000772ef0
[  324.478697][T10525] PKRU: 55555554
[  324.479003][T10525] Call Trace:
[  324.479241][T10525]  <TASK>
[324.479413][T10525] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[324.479760][T10525] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[324.480085][T10525] ? mark_held_locks (kernel/locking/lockdep.c:4328) 
[324.480405][T10525] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:151 kernel/locking/spinlock.c:194) 
[324.480836][T10525] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4475) 
[324.481158][T10525] netif_set_mtu (net/core/dev.c:9652) 
[324.481475][T10525] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[324.482028][T10525] ? br_get_link_af_size_filtered (net/bridge/br_netlink.c:116) bridge 
[324.482807][T10525] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[324.483233][T10525] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[324.484032][T10525] br_add_if (net/bridge/br_if.c:697) bridge 
[324.484717][T10525] do_set_master (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:41 net/core/rtnetlink.c:2949) 
[324.485321][T10525] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[324.485896][T10525] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[324.486617][T10525] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[324.487170][T10525] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[324.487738][T10525] ? __kernel_text_address (kernel/extable.c:79) 
[324.488307][T10525] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[324.488879][T10525] ? __mutex_trylock_common (./arch/x86/include/asm/atomic64_64.h:101 ./include/linux/atomic/atomic-arch-fallback.h:4296 ./include/linux/atomic/atomic-long.h:1482 ./include/linux/atomic/atomic-instrumented.h:4458 kernel/locking/mutex.c:113) 
[324.489437][T10525] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[324.490134][T10525] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[324.490675][T10525] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[324.491212][T10525] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[324.491763][T10525] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[324.492330][T10525] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[324.492898][T10525] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[324.493448][T10525] ? __create_object (mm/kmemleak.c:771) 
[324.494006][T10525] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[324.494601][T10525] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[324.495151][T10525] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[324.495843][T10525] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[324.496399][T10525] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[324.496992][T10525] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[324.497558][T10525] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[324.498142][T10525] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[324.498710][T10525] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[324.499249][T10525] ? __lock_release (kernel/locking/lockdep.c:5539) 
[324.499802][T10525] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[324.500338][T10525] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[324.500898][T10525] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[324.501464][T10525] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[324.502033][T10525] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[324.502598][T10525] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[324.503154][T10525] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[324.503742][T10525] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[324.504298][T10525] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 ./include/net/netns/generic.h:48 net/netlink/af_netlink.c:333) 
[324.504869][T10525] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[324.505433][T10525] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[324.506005][T10525] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[324.506583][T10525] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[324.507148][T10525] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[324.507723][T10525] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[324.508295][T10525] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[324.508868][T10525] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[324.509405][T10525] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[324.510110][T10525] ___sys_sendmsg (net/socket.c:2670) 
[324.510662][T10525] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[324.511207][T10525] ? __call_rcu_common.constprop.0 (./arch/x86/include/asm/irqflags.h:26 ./arch/x86/include/asm/irqflags.h:109 ./arch/x86/include/asm/irqflags.h:127 kernel/rcu/tree.c:3096) 
[324.511904][T10525] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[324.512463][T10525] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[324.513029][T10525] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[324.513627][T10525] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[324.514143][T10525] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[324.514450][T10525] ? __lock_release (kernel/locking/lockdep.c:5539) 
[324.514776][T10525] __sys_sendmsg (net/socket.c:2700) 
[324.515080][T10525] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[324.515460][T10525] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[324.515789][T10525] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[324.516104][T10525] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[324.516410][T10525] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[  324.516800][T10525] RIP: 0033:0x7f76fe8951e7
[ 324.517113][T10525] Code: 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b9 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 2e 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 89 54 24 1c 48 89 74 24 10
All code
========
   0:	0e                   	(bad)
   1:	00 f7                	add    %dh,%bh
   3:	d8 64 89 02          	fsubs  0x2(%rcx,%rcx,4)
   7:	48 c7 c0 ff ff ff ff 	mov    $0xffffffffffffffff,%rax
   e:	eb b9                	jmp    0xffffffffffffffc9
  10:	0f 1f 00             	nopl   (%rax)
  13:	f3 0f 1e fa          	endbr64
  17:	64 8b 04 25 18 00 00 	mov    %fs:0x18,%eax
  1e:	00 
  1f:	85 c0                	test   %eax,%eax
  21:	75 10                	jne    0x33
  23:	b8 2e 00 00 00       	mov    $0x2e,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax		<-- trapping instruction
  30:	77 51                	ja     0x83
  32:	c3                   	ret
  33:	48 83 ec 28          	sub    $0x28,%rsp
  37:	89 54 24 1c          	mov    %edx,0x1c(%rsp)
  3b:	48 89 74 24 10       	mov    %rsi,0x10(%rsp)

Code starting with the faulting instruction
===========================================
   0:	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax
   6:	77 51                	ja     0x59
   8:	c3                   	ret
   9:	48 83 ec 28          	sub    $0x28,%rsp
   d:	89 54 24 1c          	mov    %edx,0x1c(%rsp)
  11:	48 89 74 24 10       	mov    %rsi,0x10(%rsp)
[  324.518200][T10525] RSP: 002b:00007fff07563838 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[  324.518674][T10525] RAX: ffffffffffffffda RBX: 00007fff07563f60 RCX: 00007f76fe8951e7
[  324.519130][T10525] RDX: 0000000000000000 RSI: 00007fff075638a0 RDI: 0000000000000005
[  324.519595][T10525] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000000
[  324.520049][T10525] R10: 000000002de03910 R11: 0000000000000246 R12: 0000000000000004
[  324.520510][T10525] R13: 00000000686e6c9d R14: 0000000000499600 R15: 0000000000000000
| [  377.721160][T12477] ------------[ cut here ]------------
| [377.721505][T12477] WARNING: CPU: 2 PID: 12477 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) 
| [  377.722149][T12477] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel bridge stp llc act_gact cls_flower sch_ingress vrf veth
| [  377.724212][T12477] Tainted: [W]=WARN
[  377.724458][T12477] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[377.724864][T12477] 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) 
[ 377.725197][T12477] Code: 00 00 8b 05 b7 bb 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 fa 61 7b 00 85 c0 0f 85 39 fe ff ff 90 <0f> 0b 90 e9 30 fe ff ff 48 b8 00 00 00 00 00 fc ff df 4c 89 fa 48
All code
========
   0:	00 00                	add    %al,(%rax)
   2:	8b 05 b7 bb 3a 02    	mov    0x23abbb7(%rip),%eax        # 0x23abbbf
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb a0 0c 00 00 	lea    0xca0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 fa 61 7b 00       	call   0x7b621b
  21:	85 c0                	test   %eax,%eax
  23:	0f 85 39 fe ff ff    	jne    0xfffffffffffffe62
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	e9 30 fe ff ff       	jmp    0xfffffffffffffe62
  32:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
  39:	fc ff df 
  3c:	4c 89 fa             	mov    %r15,%rdx
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	e9 30 fe ff ff       	jmp    0xfffffffffffffe38
   8:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
   f:	fc ff df 
  12:	4c 89 fa             	mov    %r15,%rdx
  15:	48                   	rex.W
[  377.726327][T12477] RSP: 0018:ffffc90009356f70 EFLAGS: 00010246
[  377.726747][T12477] RAX: 0000000000000000 RBX: ffff888005dd2000 RCX: 0000000000000001
[  377.727214][T12477] RDX: 0000000000000000 RSI: ffffffff9169b939 RDI: ffffffff90e555e0
[  377.727689][T12477] RBP: ffffc90009357058 R08: 0000000000000000 R09: 0000000000000000
[  377.728155][T12477] R10: ffffc90009357088 R11: ffffffff91b79160 R12: 1ffff9200126adf2
[  377.728635][T12477] R13: 00000000000005dc R14: ffffc90009357088 R15: ffff888005dd2f08
[  377.729104][T12477] FS:  00007f3baff55800(0000) GS:ffff8880a2bb7000(0000) knlGS:0000000000000000
[  377.729666][T12477] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  377.730062][T12477] CR2: 00000000004e5760 CR3: 000000000f8f9004 CR4: 0000000000772ef0
[  377.730547][T12477] PKRU: 55555554
[  377.730786][T12477] Call Trace:
[  377.731027][T12477]  <TASK>
[377.731193][T12477] ? __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) 
[377.731597][T12477] ? br_del_if (net/bridge/br_if.c:742) bridge 
[377.731955][T12477] ? do_set_master (net/core/rtnetlink.c:2932) 
[377.732271][T12477] ? do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[377.732598][T12477] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[377.732919][T12477] ? netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[377.733236][T12477] ? netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[377.733572][T12477] ? ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[377.733894][T12477] ? ___sys_sendmsg (net/socket.c:2670) 
[377.734221][T12477] ? __sys_sendmsg (net/socket.c:2700) 
[377.734551][T12477] ? do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[377.734867][T12477] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[377.735256][T12477] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[377.735603][T12477] netif_set_mtu (net/core/dev.c:9652) 
[377.735922][T12477] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[377.736253][T12477] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[377.736504][T12477] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[377.736950][T12477] br_del_if (net/bridge/br_if.c:743) bridge 
[377.737307][T12477] ? rtnl_is_locked (net/core/rtnetlink.c:169) 
[377.737648][T12477] do_set_master (net/core/rtnetlink.c:2932) 
[377.737971][T12477] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[377.738298][T12477] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[377.738713][T12477] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[377.739028][T12477] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[377.739342][T12477] ? __kernel_text_address (kernel/extable.c:79) 
[377.739675][T12477] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[377.739997][T12477] ? __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) 
[377.740312][T12477] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[377.740719][T12477] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[377.741039][T12477] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[377.741359][T12477] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[377.741713][T12477] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[377.742036][T12477] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[377.742354][T12477] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[377.742683][T12477] ? __create_object (mm/kmemleak.c:771) 
[377.743006][T12477] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[377.743323][T12477] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[377.743653][T12477] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[377.744044][T12477] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[377.744380][T12477] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[377.744717][T12477] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[377.745035][T12477] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[377.745358][T12477] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[377.745702][T12477] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[377.746018][T12477] ? __lock_release (kernel/locking/lockdep.c:5539) 
[377.746338][T12477] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[377.746666][T12477] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[377.746987][T12477] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[377.747310][T12477] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[377.747642][T12477] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[377.747959][T12477] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[377.748280][T12477] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[377.748619][T12477] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[377.748933][T12477] ? 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) 
[377.749250][T12477] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[377.749592][T12477] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[377.749910][T12477] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[377.750235][T12477] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[377.750571][T12477] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[377.750888][T12477] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[377.751212][T12477] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[377.751551][T12477] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[377.751866][T12477] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[377.752268][T12477] ___sys_sendmsg (net/socket.c:2670) 
[377.752595][T12477] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[377.752920][T12477] ? __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) 
[377.753312][T12477] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[377.753657][T12477] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[377.753980][T12477] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[377.754307][T12477] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[377.754635][T12477] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[377.754951][T12477] ? __lock_release (kernel/locking/lockdep.c:5539) 
[377.755280][T12477] __sys_sendmsg (net/socket.c:2700) 
[377.755607][T12477] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[377.755997][T12477] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[377.756327][T12477] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[377.756658][T12477] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[377.756976][T12477] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[  377.757365][T12477] RIP: 0033:0x7f3bb01221e7
[ 377.757720][T12477] 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)
[  377.758824][T12477] RSP: 002b:00007ffc396171c8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[  377.759296][T12477] RAX: ffffffffffffffda RBX: 00007ffc396178f0 RCX: 00007f3bb01221e7
[  377.759787][T12477] RDX: 0000000000000000 RSI: 00007ffc39617230 RDI: 0000000000000005
[  377.760255][T12477] RBP: 0000000000000003 R08: 0000000000000003 R09: 0000000000000078
[  377.760731][T12477] R10: 00007f3bb001fee8 R11: 0000000000000246 R12: 0000000000000003
[  377.761196][T12477] R13: 00000000686e6cd2 R14: 0000000000499600 R15: 0000000000000000
| [  378.492334][T12510] ------------[ cut here ]------------
| [378.492661][T12510] WARNING: CPU: 2 PID: 12510 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) 
| [  378.493266][T12510] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel bridge stp llc act_gact cls_flower sch_ingress vrf veth
| [  378.494657][T12510] Tainted: [W]=WARN
[  378.494901][T12510] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[378.495290][T12510] 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) 
[ 378.495631][T12510] Code: 00 00 8b 05 b7 bb 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 fa 61 7b 00 85 c0 0f 85 39 fe ff ff 90 <0f> 0b 90 e9 30 fe ff ff 48 b8 00 00 00 00 00 fc ff df 4c 89 fa 48
All code
========
   0:	00 00                	add    %al,(%rax)
   2:	8b 05 b7 bb 3a 02    	mov    0x23abbb7(%rip),%eax        # 0x23abbbf
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb a0 0c 00 00 	lea    0xca0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 fa 61 7b 00       	call   0x7b621b
  21:	85 c0                	test   %eax,%eax
  23:	0f 85 39 fe ff ff    	jne    0xfffffffffffffe62
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	e9 30 fe ff ff       	jmp    0xfffffffffffffe62
  32:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
  39:	fc ff df 
  3c:	4c 89 fa             	mov    %r15,%rdx
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	e9 30 fe ff ff       	jmp    0xfffffffffffffe38
   8:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
   f:	fc ff df 
  12:	4c 89 fa             	mov    %r15,%rdx
  15:	48                   	rex.W
[  378.496749][T12510] RSP: 0018:ffffc900092f6ef0 EFLAGS: 00010246
[  378.497146][T12510] RAX: 0000000000000000 RBX: ffff888005dd2000 RCX: 0000000000000001
[  378.497627][T12510] RDX: 0000000000000000 RSI: ffffffff9169b939 RDI: ffffffff90e555e0
[  378.498103][T12510] RBP: ffffc900092f6fe0 R08: 0000000000000000 R09: 0000000000000000
[  378.498581][T12510] R10: ffffc900092f7010 R11: ffffffff924a8918 R12: 1ffff9200125ede2
[  378.499050][T12510] R13: 00000000000005dc R14: ffffc900092f7010 R15: ffff888005dd2f08
[  378.499524][T12510] FS:  00007f2fa0788800(0000) GS:ffff8880a2bb7000(0000) knlGS:0000000000000000
[  378.500072][T12510] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  378.500470][T12510] CR2: 00000000004e5760 CR3: 000000000ab9f001 CR4: 0000000000772ef0
[  378.500953][T12510] PKRU: 55555554
[  378.501196][T12510] Call Trace:
[  378.501437][T12510]  <TASK>
[378.501620][T12510] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[378.501937][T12510] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[378.502262][T12510] ? mark_held_locks (kernel/locking/lockdep.c:4328) 
[378.502595][T12510] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:151 kernel/locking/spinlock.c:194) 
[378.502991][T12510] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4475) 
[378.503310][T12510] netif_set_mtu (net/core/dev.c:9652) 
[378.503641][T12510] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[378.503974][T12510] ? br_get_link_af_size_filtered (net/bridge/br_netlink.c:116) bridge 
[378.504424][T12510] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[378.504684][T12510] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[378.505129][T12510] br_add_if (net/bridge/br_if.c:697) bridge 
[378.505493][T12510] do_set_master (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:41 net/core/rtnetlink.c:2949) 
[378.505827][T12510] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[378.506151][T12510] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[378.506561][T12510] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[378.506875][T12510] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[378.507191][T12510] ? __kernel_text_address (kernel/extable.c:79) 
[378.507526][T12510] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[378.507853][T12510] ? __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) 
[378.508170][T12510] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[378.508569][T12510] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[378.508889][T12510] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[378.509203][T12510] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[378.509530][T12510] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[378.509848][T12510] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[378.510169][T12510] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[378.510484][T12510] ? __create_object (mm/kmemleak.c:771) 
[378.510826][T12510] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[378.511143][T12510] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[378.511459][T12510] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[378.511857][T12510] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[378.512183][T12510] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[378.512507][T12510] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[378.512834][T12510] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[378.513157][T12510] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[378.513480][T12510] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[378.513800][T12510] ? __lock_release (kernel/locking/lockdep.c:5539) 
[378.514130][T12510] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[378.514448][T12510] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[378.514784][T12510] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[378.515105][T12510] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[378.515434][T12510] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[378.515768][T12510] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[378.516088][T12510] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[378.516415][T12510] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[378.516744][T12510] ? 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) 
[378.517066][T12510] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[378.517388][T12510] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[378.517712][T12510] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[378.518044][T12510] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[378.518368][T12510] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[378.518713][T12510] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[378.519039][T12510] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[378.519363][T12510] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[378.519692][T12510] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[378.520098][T12510] ___sys_sendmsg (net/socket.c:2670) 
[378.520429][T12510] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[378.520759][T12510] ? __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) 
[378.521154][T12510] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[378.521478][T12510] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[378.521809][T12510] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[378.522140][T12510] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[378.522458][T12510] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[378.522792][T12510] ? __lock_release (kernel/locking/lockdep.c:5539) 
[378.523118][T12510] __sys_sendmsg (net/socket.c:2700) 
[378.523435][T12510] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[378.523837][T12510] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[378.524196][T12510] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[378.524530][T12510] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[378.524854][T12510] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[  378.525242][T12510] RIP: 0033:0x7f2fa09551e7
[ 378.525591][T12510] 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)
[  378.526709][T12510] RSP: 002b:00007fff90088ca8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[  378.527179][T12510] RAX: ffffffffffffffda RBX: 00007fff900893d0 RCX: 00007f2fa09551e7
[  378.527664][T12510] RDX: 0000000000000000 RSI: 00007fff90088d10 RDI: 0000000000000005
[  378.528135][T12510] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000000
[  378.528611][T12510] R10: 0000000026c2d910 R11: 0000000000000246 R12: 0000000000000004
[  378.529082][T12510] R13: 00000000686e6cd3 R14: 0000000000499600 R15: 0000000000000000
| [  430.331554][T14462] ------------[ cut here ]------------
| [430.331905][T14462] WARNING: CPU: 1 PID: 14462 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) 
| [  430.332533][T14462] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel bridge stp llc act_gact cls_flower sch_ingress vrf veth
| [  430.333879][T14462] Tainted: [W]=WARN
[  430.334110][T14462] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[430.334512][T14462] 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) 
[ 430.335355][T14462] Code: 00 00 8b 05 b7 bb 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 fa 61 7b 00 85 c0 0f 85 39 fe ff ff 90 <0f> 0b 90 e9 30 fe ff ff 48 b8 00 00 00 00 00 fc ff df 4c 89 fa 48
All code
========
   0:	00 00                	add    %al,(%rax)
   2:	8b 05 b7 bb 3a 02    	mov    0x23abbb7(%rip),%eax        # 0x23abbbf
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb a0 0c 00 00 	lea    0xca0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 fa 61 7b 00       	call   0x7b621b
  21:	85 c0                	test   %eax,%eax
  23:	0f 85 39 fe ff ff    	jne    0xfffffffffffffe62
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	e9 30 fe ff ff       	jmp    0xfffffffffffffe62
  32:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
  39:	fc ff df 
  3c:	4c 89 fa             	mov    %r15,%rdx
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	e9 30 fe ff ff       	jmp    0xfffffffffffffe38
   8:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
   f:	fc ff df 
  12:	4c 89 fa             	mov    %r15,%rdx
  15:	48                   	rex.W
[  430.336491][T14462] RSP: 0018:ffffc90005a46f70 EFLAGS: 00010246
[  430.336885][T14462] RAX: 0000000000000000 RBX: ffff888005dd2000 RCX: 0000000000000001
[  430.337346][T14462] RDX: 0000000000000000 RSI: ffffffff9169b939 RDI: ffffffff90e555e0
[  430.337829][T14462] RBP: ffffc90005a47058 R08: 0000000000000000 R09: 0000000000000000
[  430.338316][T14462] R10: ffffc90005a47088 R11: ffffffff91b79160 R12: 1ffff92000b48df2
[  430.338779][T14462] R13: 00000000000005dc R14: ffffc90005a47088 R15: ffff888005dd2f08
[  430.339233][T14462] FS:  00007fb05d48b800(0000) GS:ffff8880a2b37000(0000) knlGS:0000000000000000
[  430.339769][T14462] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  430.340182][T14462] CR2: 00000000004e5760 CR3: 000000001224d001 CR4: 0000000000772ef0
[  430.340663][T14462] PKRU: 55555554
[  430.340891][T14462] Call Trace:
[  430.341117][T14462]  <TASK>
[430.341279][T14462] ? __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) 
[430.341680][T14462] ? br_del_if (net/bridge/br_if.c:742) bridge 
[430.342027][T14462] ? do_set_master (net/core/rtnetlink.c:2932) 
[430.342331][T14462] ? do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[430.342653][T14462] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[430.342959][T14462] ? netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[430.343264][T14462] ? netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[430.343572][T14462] ? ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[430.343912][T14462] ? ___sys_sendmsg (net/socket.c:2670) 
[430.344227][T14462] ? __sys_sendmsg (net/socket.c:2700) 
[430.344543][T14462] ? do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[430.344846][T14462] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[430.345235][T14462] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[430.345570][T14462] netif_set_mtu (net/core/dev.c:9652) 
[430.345876][T14462] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[430.346195][T14462] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[430.346430][T14462] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[430.346862][T14462] br_del_if (net/bridge/br_if.c:743) bridge 
[430.347206][T14462] ? rtnl_is_locked (net/core/rtnetlink.c:169) 
[430.347550][T14462] do_set_master (net/core/rtnetlink.c:2932) 
[430.347890][T14462] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[430.348201][T14462] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[430.348595][T14462] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[430.348898][T14462] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[430.349205][T14462] ? __kernel_text_address (kernel/extable.c:79) 
[430.349534][T14462] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[430.349869][T14462] ? __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) 
[430.350171][T14462] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[430.350558][T14462] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[430.350864][T14462] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[430.351166][T14462] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[430.351468][T14462] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[430.351781][T14462] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[430.352115][T14462] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[430.352425][T14462] ? __create_object (mm/kmemleak.c:771) 
[430.352741][T14462] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[430.353047][T14462] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[430.353349][T14462] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[430.353751][T14462] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[430.354063][T14462] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[430.354384][T14462] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[430.354707][T14462] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[430.355018][T14462] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[430.355324][T14462] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[430.355634][T14462] ? __lock_release (kernel/locking/lockdep.c:5539) 
[430.355970][T14462] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[430.356275][T14462] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[430.356590][T14462] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[430.356916][T14462] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[430.357236][T14462] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[430.357559][T14462] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[430.357866][T14462] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[430.358181][T14462] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[430.358484][T14462] ? 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) 
[430.358800][T14462] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[430.359108][T14462] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[430.359419][T14462] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[430.359741][T14462] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[430.360081][T14462] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[430.360387][T14462] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[430.360708][T14462] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[430.361015][T14462] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[430.361317][T14462] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[430.361736][T14462] ___sys_sendmsg (net/socket.c:2670) 
[430.362041][T14462] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[430.362342][T14462] ? __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) 
[430.362766][T14462] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[430.363097][T14462] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[430.363426][T14462] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[430.363761][T14462] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[430.364122][T14462] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[430.364460][T14462] ? __lock_release (kernel/locking/lockdep.c:5539) 
[430.364795][T14462] __sys_sendmsg (net/socket.c:2700) 
[430.365114][T14462] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[430.365509][T14462] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[430.365865][T14462] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[430.366187][T14462] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[430.366506][T14462] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[  430.366917][T14462] RIP: 0033:0x7fb05d6581e7
[ 430.367248][T14462] 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)
[  430.368400][T14462] RSP: 002b:00007ffcb4d078b8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[  430.368879][T14462] RAX: ffffffffffffffda RBX: 00007ffcb4d07fe0 RCX: 00007fb05d6581e7
[  430.369333][T14462] RDX: 0000000000000000 RSI: 00007ffcb4d07920 RDI: 0000000000000005
[  430.369804][T14462] RBP: 0000000000000003 R08: 0000000000000003 R09: 0000000000000078
[  430.370260][T14462] R10: 00007fb05d555ee8 R11: 0000000000000246 R12: 0000000000000003
[  430.370733][T14462] R13: 00000000686e6d07 R14: 0000000000499600 R15: 0000000000000000
| [  431.811349][T14489] ------------[ cut here ]------------
| [431.811681][T14489] WARNING: CPU: 1 PID: 14489 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) 
| [  431.812327][T14489] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel bridge stp llc act_gact cls_flower sch_ingress vrf veth
| [  431.813666][T14489] Tainted: [W]=WARN
[  431.813896][T14489] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[431.814287][T14489] 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) 
[ 431.814613][T14489] Code: 00 00 8b 05 b7 bb 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 fa 61 7b 00 85 c0 0f 85 39 fe ff ff 90 <0f> 0b 90 e9 30 fe ff ff 48 b8 00 00 00 00 00 fc ff df 4c 89 fa 48
All code
========
   0:	00 00                	add    %al,(%rax)
   2:	8b 05 b7 bb 3a 02    	mov    0x23abbb7(%rip),%eax        # 0x23abbbf
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb a0 0c 00 00 	lea    0xca0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 fa 61 7b 00       	call   0x7b621b
  21:	85 c0                	test   %eax,%eax
  23:	0f 85 39 fe ff ff    	jne    0xfffffffffffffe62
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	e9 30 fe ff ff       	jmp    0xfffffffffffffe62
  32:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
  39:	fc ff df 
  3c:	4c 89 fa             	mov    %r15,%rdx
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	e9 30 fe ff ff       	jmp    0xfffffffffffffe38
   8:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
   f:	fc ff df 
  12:	4c 89 fa             	mov    %r15,%rdx
  15:	48                   	rex.W
[  431.815721][T14489] RSP: 0018:ffffc90005436f70 EFLAGS: 00010246
[  431.816185][T14489] RAX: 0000000000000000 RBX: ffff888005dd2000 RCX: 0000000000000001
[  431.818154][T14489] RDX: 0000000000000000 RSI: ffffffff9169b939 RDI: ffffffff90e555e0
[  431.818626][T14489] RBP: ffffc90005437058 R08: 0000000000000000 R09: 0000000000000000
[  431.819085][T14489] R10: ffffc90005437088 R11: ffffffff91b79160 R12: 1ffff92000a86df2
[  431.819557][T14489] R13: 00000000000005dc R14: ffffc90005437088 R15: ffff888005dd2f08
[  431.820044][T14489] FS:  00007f94e5c59800(0000) GS:ffff8880a2b37000(0000) knlGS:0000000000000000
[  431.820594][T14489] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  431.820984][T14489] CR2: 00000000004e5aa8 CR3: 0000000012365001 CR4: 0000000000772ef0
[  431.821440][T14489] PKRU: 55555554
[  431.821679][T14489] Call Trace:
[  431.821906][T14489]  <TASK>
[431.822067][T14489] ? __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) 
[431.822448][T14489] ? br_del_if (net/bridge/br_if.c:742) bridge 
[431.822804][T14489] ? do_set_master (net/core/rtnetlink.c:2932) 
[431.823112][T14489] ? do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[431.823419][T14489] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[431.823759][T14489] ? netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[431.824108][T14489] ? netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[431.824425][T14489] ? ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[431.824744][T14489] ? ___sys_sendmsg (net/socket.c:2670) 
[431.825048][T14489] ? __sys_sendmsg (net/socket.c:2700) 
[431.825356][T14489] ? do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[431.825880][T14489] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[431.826543][T14489] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[431.827075][T14489] netif_set_mtu (net/core/dev.c:9652) 
[431.827558][T14489] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[431.828086][T14489] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[431.828472][T14489] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[431.829118][T14489] br_del_if (net/bridge/br_if.c:743) bridge 
[431.829676][T14489] ? rtnl_is_locked (net/core/rtnetlink.c:169) 
[431.830188][T14489] do_set_master (net/core/rtnetlink.c:2932) 
[431.830706][T14489] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[431.831238][T14489] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[431.831946][T14489] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[431.832480][T14489] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[431.833017][T14489] ? __kernel_text_address (kernel/extable.c:79) 
[431.833564][T14489] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[431.834113][T14489] ? __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) 
[431.834470][T14489] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[431.834861][T14489] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[431.835167][T14489] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[431.835471][T14489] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[431.835794][T14489] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[431.836100][T14489] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[431.836411][T14489] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[431.836720][T14489] ? __create_object (mm/kmemleak.c:771) 
[431.837027][T14489] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[431.837331][T14489] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[431.837643][T14489] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[431.838021][T14489] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[431.838331][T14489] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[431.838650][T14489] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[431.838958][T14489] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[431.839267][T14489] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[431.839624][T14489] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[431.839929][T14489] ? __lock_release (kernel/locking/lockdep.c:5539) 
[431.840234][T14489] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[431.840550][T14489] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[431.840855][T14489] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[431.841165][T14489] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[431.841495][T14489] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[431.841812][T14489] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[431.842118][T14489] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[431.842559][T14489] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[431.842871][T14489] ? 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) 
[431.843177][T14489] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[431.843482][T14489] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[431.843809][T14489] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[431.844120][T14489] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[431.844438][T14489] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[431.844752][T14489] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[431.845063][T14489] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[431.845371][T14489] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[431.845681][T14489] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[431.846093][T14489] ___sys_sendmsg (net/socket.c:2670) 
[431.846398][T14489] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[431.846710][T14489] ? __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) 
[431.847091][T14489] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[431.847413][T14489] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[431.847737][T14489] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[431.848048][T14489] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[431.848360][T14489] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[431.848672][T14489] ? __lock_release (kernel/locking/lockdep.c:5539) 
[431.848985][T14489] __sys_sendmsg (net/socket.c:2700) 
[431.849287][T14489] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[431.849670][T14489] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[431.849988][T14489] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[431.850293][T14489] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[431.850613][T14489] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[  431.851009][T14489] RIP: 0033:0x7f94e5e261e7
[ 431.851326][T14489] 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)
[  431.852428][T14489] RSP: 002b:00007ffcd474eb38 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[  431.852971][T14489] RAX: ffffffffffffffda RBX: 00007ffcd474f260 RCX: 00007f94e5e261e7
[  431.853434][T14489] RDX: 0000000000000000 RSI: 00007ffcd474eba0 RDI: 0000000000000005
[  431.853913][T14489] RBP: 0000000000000003 R08: 0000000000000003 R09: 0000000000000078
[  431.854393][T14489] R10: 00007f94e5d23ee8 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