======================================
| [   58.605780][ T1081] br1: port 1(vx10) entered forwarding state
| [   58.607709][ T1081] ------------[ cut here ]------------
| [ 58.608383][ T1081] WARNING: CPU: 2 PID: 1081 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) 
| [   58.609075][ T1081] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel bridge stp llc 8021q cls_flower act_mirred act_vlan act_mpls cls_matchall sch_ingress vrf veth
[   58.610736][ T1081] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 58.611158][ T1081] 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) 
[ 58.611730][ T1081] 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
[   58.612909][ T1081] RSP: 0018:ffffc900005a6ef0 EFLAGS: 00010246
[   58.613335][ T1081] RAX: 0000000000000000 RBX: ffff888008c9a000 RCX: 0000000000000001
[   58.614090][ T1081] RDX: 0000000000000000 RSI: ffffffff92c9b939 RDI: ffffffff924555e0
[   58.614830][ T1081] RBP: ffffc900005a6fe0 R08: 0000000000000000 R09: 0000000000000000
[   58.615468][ T1081] R10: ffffc900005a7010 R11: ffffffff93aa8918 R12: 1ffff920000b4de2
[   58.616221][ T1081] R13: 00000000000005dc R14: ffffc900005a7010 R15: ffff888008c9af08
[   58.616974][ T1081] FS:  00007fc44a495800(0000) GS:ffff8880a15b7000(0000) knlGS:0000000000000000
[   58.617704][ T1081] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   58.618308][ T1081] CR2: 00000000004e5ce0 CR3: 000000000c508001 CR4: 0000000000772ef0
[   58.618958][ T1081] PKRU: 55555554
[   58.619317][ T1081] Call Trace:
[   58.619592][ T1081]  <TASK>
[ 58.619777][ T1081] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 58.620118][ T1081] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 58.620463][ T1081] ? mark_held_locks (kernel/locking/lockdep.c:4328) 
[ 58.620815][ T1081] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:151 kernel/locking/spinlock.c:194) 
[ 58.621229][ T1081] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4475) 
[ 58.621570][ T1081] netif_set_mtu (net/core/dev.c:9652) 
[ 58.621912][ T1081] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 58.622296][ T1081] ? br_get_link_af_size_filtered (net/bridge/br_netlink.c:116) bridge 
[ 58.622772][ T1081] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 58.623068][ T1081] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 58.623553][ T1081] br_add_if (net/bridge/br_if.c:697) bridge 
[ 58.623944][ T1081] do_set_master (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:41 net/core/rtnetlink.c:2949) 
[ 58.624296][ T1081] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 58.624644][ T1081] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 58.625071][ T1081] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 58.625407][ T1081] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 58.625754][ T1081] ? __kernel_text_address (kernel/extable.c:79) 
[ 58.626092][ T1081] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 58.626433][ T1081] ? __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) 
[ 58.626798][ T1081] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 58.627248][ T1081] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 58.627601][ T1081] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 58.627939][ T1081] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 58.628275][ T1081] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 58.628622][ T1081] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 58.628959][ T1081] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 58.629298][ T1081] ? __create_object (mm/kmemleak.c:771) 
[ 58.629655][ T1081] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 58.629999][ T1081] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 58.630334][ T1081] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 58.630758][ T1081] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 58.631137][ T1081] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 58.631484][ T1081] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 58.631833][ T1081] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 58.632184][ T1081] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 58.632530][ T1081] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 58.632864][ T1081] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 58.633198][ T1081] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 58.633561][ T1081] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 58.633899][ T1081] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 58.634240][ T1081] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 58.634590][ T1081] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 58.634947][ T1081] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 58.635296][ T1081] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 58.635656][ T1081] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 58.635986][ T1081] ? 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) 
[ 58.636320][ T1081] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[ 58.636683][ T1081] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 58.637027][ T1081] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 58.637364][ T1081] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 58.637708][ T1081] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 58.638041][ T1081] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 58.638379][ T1081] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 58.638992][ T1081] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 58.639625][ T1081] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 58.640054][ T1081] ___sys_sendmsg (net/socket.c:2670) 
[ 58.640395][ T1081] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 58.640737][ T1081] ? __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) 
[ 58.641164][ T1081] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 58.641498][ T1081] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 58.641851][ T1081] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 58.642427][ T1081] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 58.642772][ T1081] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 58.643162][ T1081] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 58.643538][ T1081] __sys_sendmsg (net/socket.c:2700) 
[ 58.643872][ T1081] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 58.644281][ T1081] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 58.644633][ T1081] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 58.644980][ T1081] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 58.645556][ T1081] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   58.645971][ T1081] RIP: 0033:0x7fc44a6621e7
[ 58.646456][ T1081] 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)
[   58.647671][ T1081] RSP: 002b:00007ffe014c1938 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   58.648175][ T1081] RAX: ffffffffffffffda RBX: 00007ffe014c2060 RCX: 00007fc44a6621e7
[   58.648681][ T1081] RDX: 0000000000000000 RSI: 00007ffe014c19a0 RDI: 0000000000000005
[   58.649179][ T1081] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000000
[   58.649684][ T1081] R10: 0000000005bd4910 R11: 0000000000000246 R12: 0000000000000004
[   58.650182][ T1081] R13: 00000000686e6b7c R14: 0000000000499600 R15: 0000000000000000
| [   59.129064][ T1086] ------------[ cut here ]------------
| [ 59.129426][ T1086] WARNING: CPU: 3 PID: 1086 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) 
| [   59.130133][ T1086] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel bridge stp llc 8021q cls_flower act_mirred act_vlan act_mpls cls_matchall sch_ingress vrf veth
| [   59.131871][ T1086] Tainted: [W]=WARN
[   59.132143][ T1086] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 59.132601][ T1086] 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) 
[ 59.132973][ T1086] 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
[   59.134221][ T1086] RSP: 0018:ffffc900005e6ef0 EFLAGS: 00010246
[   59.134675][ T1086] RAX: 0000000000000000 RBX: ffff888008c9a000 RCX: 0000000000000001
[   59.135200][ T1086] RDX: 0000000000000000 RSI: ffffffff92c9b939 RDI: ffffffff924555e0
[   59.135738][ T1086] RBP: ffffc900005e6fe0 R08: 0000000000000000 R09: 0000000000000000
[   59.136298][ T1086] R10: ffffc900005e7010 R11: ffffffff93aa8918 R12: 1ffff920000bcde2
[   59.136830][ T1086] R13: 00000000000005dc R14: ffffc900005e7010 R15: ffff888008c9af08
[   59.137334][ T1086] FS:  00007fb5ef93a800(0000) GS:ffff8880a1637000(0000) knlGS:0000000000000000
[   59.137943][ T1086] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   59.138366][ T1086] CR2: 00000000004e5de8 CR3: 000000000a537005 CR4: 0000000000772ef0
[   59.138874][ T1086] PKRU: 55555554
[   59.139119][ T1086] Call Trace:
[   59.139366][ T1086]  <TASK>
[ 59.139545][ T1086] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 59.139873][ T1086] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 59.140204][ T1086] ? mark_held_locks (kernel/locking/lockdep.c:4328) 
[ 59.140536][ T1086] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:151 kernel/locking/spinlock.c:194) 
[ 59.140940][ T1086] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4475) 
[ 59.141271][ T1086] netif_set_mtu (net/core/dev.c:9652) 
[ 59.141615][ T1086] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 59.141949][ T1086] ? br_get_link_af_size_filtered (net/bridge/br_netlink.c:116) bridge 
[ 59.142398][ T1086] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 59.142653][ T1086] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 59.143094][ T1086] br_add_if (net/bridge/br_if.c:697) bridge 
[ 59.143462][ T1086] do_set_master (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:41 net/core/rtnetlink.c:2949) 
[ 59.143805][ T1086] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 59.144136][ T1086] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 59.144561][ T1086] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 59.144887][ T1086] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 59.145208][ T1086] ? __kernel_text_address (kernel/extable.c:79) 
[ 59.145543][ T1086] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 59.145870][ T1086] ? __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) 
[ 59.146193][ T1086] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 59.146631][ T1086] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 59.146960][ T1086] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 59.147283][ T1086] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 59.147626][ T1086] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 59.147949][ T1086] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 59.148277][ T1086] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 59.148610][ T1086] ? __create_object (mm/kmemleak.c:771) 
[ 59.148944][ T1086] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 59.149294][ T1086] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 59.149628][ T1086] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 59.150058][ T1086] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 59.150398][ T1086] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 59.150743][ T1086] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 59.151065][ T1086] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 59.151401][ T1086] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 59.151743][ T1086] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 59.152063][ T1086] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 59.152407][ T1086] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 59.152739][ T1086] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 59.153068][ T1086] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 59.153412][ T1086] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 59.153758][ T1086] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 59.154083][ T1086] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 59.154414][ T1086] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 59.154764][ T1086] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 59.155091][ T1086] ? 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) 
[ 59.155423][ T1086] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[ 59.155763][ T1086] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 59.156088][ T1086] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 59.156429][ T1086] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 59.156796][ T1086] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 59.157131][ T1086] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 59.157469][ T1086] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 59.157814][ T1086] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 59.158139][ T1086] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 59.158568][ T1086] ___sys_sendmsg (net/socket.c:2670) 
[ 59.158894][ T1086] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 59.159231][ T1086] ? __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) 
[ 59.159653][ T1086] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 59.159987][ T1086] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 59.160320][ T1086] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 59.160671][ T1086] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 59.161000][ T1086] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 59.161339][ T1086] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 59.161683][ T1086] __sys_sendmsg (net/socket.c:2700) 
[ 59.162014][ T1086] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 59.162427][ T1086] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 59.162775][ T1086] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 59.163108][ T1086] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 59.163439][ T1086] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   59.163885][ T1086] RIP: 0033:0x7fb5efb071e7
[ 59.164221][ T1086] 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)
[   59.165397][ T1086] RSP: 002b:00007fff63c4a4c8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   59.165911][ T1086] RAX: ffffffffffffffda RBX: 00007fff63c4abf0 RCX: 00007fb5efb071e7
[   59.166421][ T1086] RDX: 0000000000000000 RSI: 00007fff63c4a530 RDI: 0000000000000005
[   59.166953][ T1086] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000000
[   59.167478][ T1086] R10: 000000003e8c1910 R11: 0000000000000246 R12: 0000000000000004
[   59.168014][ T1086] R13: 00000000686e6b7c R14: 0000000000499600 R15: 0000000000000000
| [   59.397557][ T1088] ------------[ cut here ]------------
| [ 59.397875][ T1088] WARNING: CPU: 1 PID: 1088 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) 
| [   59.398472][ T1088] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel bridge stp llc 8021q cls_flower act_mirred act_vlan act_mpls cls_matchall sch_ingress vrf veth
| [   59.400231][ T1088] Tainted: [W]=WARN
[   59.400466][ T1088] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 59.400885][ T1088] 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) 
[ 59.401218][ T1088] 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
[   59.402334][ T1088] RSP: 0018:ffffc900004f6ef0 EFLAGS: 00010246
[   59.402740][ T1088] RAX: 0000000000000000 RBX: ffff888008c9a000 RCX: 0000000000000001
[   59.403216][ T1088] RDX: 0000000000000000 RSI: ffffffff92c9b939 RDI: ffffffff924555e0
[   59.403707][ T1088] RBP: ffffc900004f6fe0 R08: 0000000000000000 R09: 0000000000000000
[   59.404169][ T1088] R10: ffffc900004f7010 R11: ffffffff93aa8918 R12: 1ffff9200009ede2
[   59.404644][ T1088] R13: 00000000000005dc R14: ffffc900004f7010 R15: ffff888008c9af08
[   59.405119][ T1088] FS:  00007f872f4b7800(0000) GS:ffff8880a1537000(0000) knlGS:0000000000000000
[   59.405672][ T1088] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   59.406069][ T1088] CR2: 00000000004e5aa8 CR3: 000000000fa8c006 CR4: 0000000000772ef0
[   59.406557][ T1088] PKRU: 55555554
[   59.406801][ T1088] Call Trace:
[   59.407050][ T1088]  <TASK>
[ 59.407210][ T1088] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 59.407569][ T1088] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 59.407900][ T1088] ? mark_held_locks (kernel/locking/lockdep.c:4328) 
[ 59.408212][ T1088] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:151 kernel/locking/spinlock.c:194) 
[ 59.408611][ T1088] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4475) 
[ 59.408921][ T1088] netif_set_mtu (net/core/dev.c:9652) 
[ 59.409235][ T1088] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 59.409570][ T1088] ? br_get_link_af_size_filtered (net/bridge/br_netlink.c:116) bridge 
[ 59.410012][ T1088] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 59.410244][ T1088] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 59.410670][ T1088] br_add_if (net/bridge/br_if.c:697) bridge 
[ 59.411025][ T1088] do_set_master (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:41 net/core/rtnetlink.c:2949) 
[ 59.411338][ T1088] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 59.411675][ T1088] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 59.412081][ T1088] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 59.412391][ T1088] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 59.412703][ T1088] ? __kernel_text_address (kernel/extable.c:79) 
[ 59.413023][ T1088] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 59.413343][ T1088] ? __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) 
[ 59.413666][ T1088] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 59.414051][ T1088] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 59.414368][ T1088] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 59.414685][ T1088] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 59.414995][ T1088] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 59.415307][ T1088] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 59.415647][ T1088] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 59.415950][ T1088] ? __create_object (mm/kmemleak.c:771) 
[ 59.416259][ T1088] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 59.416587][ T1088] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 59.416904][ T1088] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 59.417293][ T1088] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 59.417616][ T1088] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 59.417927][ T1088] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 59.418229][ T1088] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 59.418558][ T1088] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 59.418891][ T1088] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 59.419195][ T1088] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 59.419513][ T1088] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 59.419840][ T1088] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 59.420168][ T1088] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 59.420477][ T1088] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 59.420803][ T1088] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 59.421115][ T1088] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 59.421440][ T1088] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 59.421786][ T1088] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 59.422103][ T1088] ? 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) 
[ 59.422410][ T1088] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[ 59.422773][ T1088] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 59.423078][ T1088] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 59.423387][ T1088] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 59.423715][ T1088] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 59.424039][ T1088] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 59.424352][ T1088] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 59.424673][ T1088] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 59.424982][ T1088] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 59.425383][ T1088] ___sys_sendmsg (net/socket.c:2670) 
[ 59.425700][ T1088] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 59.426004][ T1088] ? __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) 
[ 59.426395][ T1088] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 59.426749][ T1088] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 59.427064][ T1088] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 59.427384][ T1088] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 59.427716][ T1088] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 59.428047][ T1088] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 59.428367][ T1088] __sys_sendmsg (net/socket.c:2700) 
[ 59.428691][ T1088] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 59.429085][ T1088] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 59.429403][ T1088] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 59.429721][ T1088] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 59.430030][ T1088] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   59.430407][ T1088] RIP: 0033:0x7f872f6841e7
[ 59.430730][ T1088] 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)
[   59.431842][ T1088] RSP: 002b:00007ffdb7362388 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   59.432331][ T1088] RAX: ffffffffffffffda RBX: 00007ffdb7362ab0 RCX: 00007f872f6841e7
[   59.432797][ T1088] RDX: 0000000000000000 RSI: 00007ffdb73623f0 RDI: 0000000000000005
[   59.433263][ T1088] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000000
[   59.433726][ T1088] R10: 0000000000eee910 R11: 0000000000000246 R12: 0000000000000004
[   59.434190][ T1088] R13: 00000000686e6b7d R14: 0000000000499600 R15: 0000000000000000
| [   59.944893][ T1092] ------------[ cut here ]------------
| [ 59.945215][ T1092] WARNING: CPU: 3 PID: 1092 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) 
| [   59.945872][ T1092] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel bridge stp llc 8021q cls_flower act_mirred act_vlan act_mpls cls_matchall sch_ingress vrf veth
| [   59.947454][ T1092] Tainted: [W]=WARN
[   59.947712][ T1092] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 59.948125][ T1092] 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) 
[ 59.948465][ T1092] 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
[   59.949626][ T1092] RSP: 0018:ffffc90000576ef0 EFLAGS: 00010246
[   59.950035][ T1092] RAX: 0000000000000000 RBX: ffff888008c9a000 RCX: 0000000000000001
[   59.950532][ T1092] RDX: 0000000000000000 RSI: ffffffff92c9b939 RDI: ffffffff924555e0
[   59.951012][ T1092] RBP: ffffc90000576fe0 R08: 0000000000000000 R09: 0000000000000000
[   59.951488][ T1092] R10: ffffc90000577010 R11: ffffffff93aa8918 R12: 1ffff920000aede2
[   59.951982][ T1092] R13: 00000000000005dc R14: ffffc90000577010 R15: ffff888008c9af08
[   59.952466][ T1092] FS:  00007f6a75710800(0000) GS:ffff8880a1637000(0000) knlGS:0000000000000000
[   59.953080][ T1092] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   59.953488][ T1092] CR2: 00000000004e5ab0 CR3: 000000000fad2003 CR4: 0000000000772ef0
[   59.953991][ T1092] PKRU: 55555554
[   59.954230][ T1092] Call Trace:
[   59.954468][ T1092]  <TASK>
[ 59.954642][ T1092] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 59.954974][ T1092] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 59.955301][ T1092] ? mark_held_locks (kernel/locking/lockdep.c:4328) 
[ 59.955628][ T1092] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:151 kernel/locking/spinlock.c:194) 
[ 59.956030][ T1092] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4475) 
[ 59.956351][ T1092] netif_set_mtu (net/core/dev.c:9652) 
[ 59.956690][ T1092] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 59.957014][ T1092] ? br_get_link_af_size_filtered (net/bridge/br_netlink.c:116) bridge 
[ 59.957471][ T1092] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 59.957734][ T1092] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 59.958176][ T1092] br_add_if (net/bridge/br_if.c:697) bridge 
[ 59.958555][ T1092] do_set_master (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:41 net/core/rtnetlink.c:2949) 
[ 59.958885][ T1092] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 59.959212][ T1092] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 59.959636][ T1092] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 59.959955][ T1092] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 59.960275][ T1092] ? __kernel_text_address (kernel/extable.c:79) 
[ 59.960606][ T1092] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 59.960930][ T1092] ? __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) 
[ 59.961249][ T1092] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 59.961671][ T1092] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 59.962008][ T1092] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 59.962309][ T1092] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 59.962621][ T1092] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 59.962930][ T1092] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 59.963251][ T1092] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 59.963577][ T1092] ? __create_object (mm/kmemleak.c:771) 
[ 59.963893][ T1092] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 59.964216][ T1092] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 59.964552][ T1092] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 59.964952][ T1092] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 59.965275][ T1092] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 59.965622][ T1092] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 59.965946][ T1092] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 59.966271][ T1092] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 59.966613][ T1092] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 59.966933][ T1092] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 59.967264][ T1092] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 59.967590][ T1092] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 59.967915][ T1092] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 59.968239][ T1092] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 59.968589][ T1092] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 59.968911][ T1092] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 59.969235][ T1092] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 59.969593][ T1092] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 59.969916][ T1092] ? 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) 
[ 59.970240][ T1092] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[ 59.970566][ T1092] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 59.970885][ T1092] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 59.971210][ T1092] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 59.971543][ T1092] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 59.971870][ T1092] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 59.972233][ T1092] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 59.972552][ T1092] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 59.972864][ T1092] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 59.973256][ T1092] ___sys_sendmsg (net/socket.c:2670) 
[ 59.973585][ T1092] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 59.973909][ T1092] ? __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) 
[ 59.974307][ T1092] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 59.974625][ T1092] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 59.974941][ T1092] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 59.975252][ T1092] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 59.975565][ T1092] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 59.975873][ T1092] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 59.976182][ T1092] __sys_sendmsg (net/socket.c:2700) 
[ 59.976493][ T1092] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 59.976892][ T1092] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 59.977211][ T1092] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 59.977543][ T1092] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 59.977858][ T1092] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   59.978238][ T1092] RIP: 0033:0x7f6a758dd1e7
[ 59.978578][ T1092] 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)
[   59.979701][ T1092] RSP: 002b:00007ffc0b9b4168 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   59.980169][ T1092] RAX: ffffffffffffffda RBX: 00007ffc0b9b4890 RCX: 00007f6a758dd1e7
[   59.980634][ T1092] RDX: 0000000000000000 RSI: 00007ffc0b9b41d0 RDI: 0000000000000005
[   59.981111][ T1092] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000000
[   59.981582][ T1092] R10: 000000003995d910 R11: 0000000000000246 R12: 0000000000000004
[   59.982048][ T1092] R13: 00000000686e6b7d R14: 0000000000499600 R15: 0000000000000000
| [   65.341660][ T1149] ------------[ cut here ]------------
| [ 65.342019][ T1149] WARNING: CPU: 2 PID: 1149 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) 
| [   65.342672][ T1149] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel bridge stp llc 8021q cls_flower act_mirred act_vlan act_mpls cls_matchall sch_ingress vrf veth
| [   65.344305][ T1149] Tainted: [W]=WARN
[   65.344615][ T1149] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 65.345045][ T1149] 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) 
[ 65.345399][ T1149] 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
[   65.346619][ T1149] RSP: 0018:ffffc90000abeef0 EFLAGS: 00010246
[   65.347081][ T1149] RAX: 0000000000000000 RBX: ffff888011962000 RCX: 0000000000000001
[   65.347644][ T1149] RDX: 0000000000000000 RSI: ffffffff92c9b939 RDI: ffffffff924555e0
[   65.348167][ T1149] RBP: ffffc90000abefe0 R08: 0000000000000000 R09: 0000000000000000
[   65.348711][ T1149] R10: ffffc90000abf010 R11: ffffffff93179160 R12: 1ffff92000157de2
[   65.349233][ T1149] R13: 00000000000005dc R14: ffffc90000abf010 R15: ffff888011962f08
[   65.349779][ T1149] FS:  00007fc3aece6800(0000) GS:ffff8880a15b7000(0000) knlGS:0000000000000000
[   65.350358][ T1149] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   65.350794][ T1149] CR2: 00000000004e6898 CR3: 000000000c494005 CR4: 0000000000772ef0
[   65.351293][ T1149] PKRU: 55555554
[   65.351552][ T1149] Call Trace:
[   65.351818][ T1149]  <TASK>
[ 65.352005][ T1149] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 65.352359][ T1149] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 65.352730][ T1149] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 65.353082][ T1149] netif_set_mtu (net/core/dev.c:9652) 
[ 65.353430][ T1149] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 65.353798][ T1149] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 65.354087][ T1149] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 65.354584][ T1149] br_add_if (net/bridge/br_if.c:697) bridge 
[ 65.354984][ T1149] do_set_master (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:41 net/core/rtnetlink.c:2949) 
[ 65.355329][ T1149] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 65.355679][ T1149] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 65.356090][ T1149] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 65.356424][ T1149] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 65.356831][ T1149] ? __kernel_text_address (kernel/extable.c:79) 
[ 65.357221][ T1149] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 65.357591][ T1149] ? __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) 
[ 65.357930][ T1149] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 65.358331][ T1149] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 65.358681][ T1149] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 65.359007][ T1149] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 65.359337][ T1149] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 65.359680][ T1149] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 65.360002][ T1149] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 65.360323][ T1149] ? __create_object (mm/kmemleak.c:771) 
[ 65.360670][ T1149] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 65.360998][ T1149] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 65.361330][ T1149] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 65.361755][ T1149] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 65.362101][ T1149] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 65.362450][ T1149] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 65.362817][ T1149] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 65.363167][ T1149] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 65.363501][ T1149] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 65.363848][ T1149] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 65.364170][ T1149] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 65.364491][ T1149] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 65.364844][ T1149] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 65.365187][ T1149] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 65.365557][ T1149] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 65.365897][ T1149] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 65.366243][ T1149] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 65.366611][ T1149] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 65.366931][ T1149] ? 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) 
[ 65.367259][ T1149] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[ 65.367598][ T1149] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 65.367915][ T1149] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 65.368243][ T1149] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 65.368615][ T1149] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 65.368940][ T1149] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 65.369266][ T1149] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 65.369609][ T1149] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 65.369953][ T1149] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 65.370391][ T1149] ___sys_sendmsg (net/socket.c:2670) 
[ 65.370725][ T1149] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 65.371069][ T1149] ? __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) 
[ 65.371479][ T1149] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 65.371817][ T1149] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 65.372162][ T1149] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 65.372502][ T1149] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 65.372847][ T1149] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 65.373169][ T1149] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 65.373507][ T1149] __sys_sendmsg (net/socket.c:2700) 
[ 65.373852][ T1149] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 65.374260][ T1149] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 65.374617][ T1149] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 65.374964][ T1149] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 65.375302][ T1149] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   65.375722][ T1149] RIP: 0033:0x7fc3aeeb31e7
[ 65.376059][ T1149] 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)
[   65.377193][ T1149] RSP: 002b:00007ffebdf0dd08 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   65.377680][ T1149] RAX: ffffffffffffffda RBX: 00007ffebdf0e430 RCX: 00007fc3aeeb31e7
[   65.378166][ T1149] RDX: 0000000000000000 RSI: 00007ffebdf0dd70 RDI: 0000000000000005
[   65.378664][ T1149] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000000
[   65.379156][ T1149] R10: 000000003cb97910 R11: 0000000000000246 R12: 0000000000000004
[   65.379646][ T1149] R13: 00000000686e6b82 R14: 0000000000499600 R15: 0000000000000000
| [   66.344689][ T1157] ------------[ cut here ]------------
| [ 66.345043][ T1157] WARNING: CPU: 1 PID: 1157 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) 
| [   66.346667][ T1157] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel bridge stp llc 8021q cls_flower act_mirred act_vlan act_mpls cls_matchall sch_ingress vrf veth
| [   66.348414][ T1157] Tainted: [W]=WARN
[   66.348687][ T1157] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 66.349129][ T1157] 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) 
[ 66.349488][ T1157] 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
[   66.350724][ T1157] RSP: 0018:ffffc90000b56ef0 EFLAGS: 00010246
[   66.351166][ T1157] RAX: 0000000000000000 RBX: ffff888011962000 RCX: 0000000000000001
[   66.351703][ T1157] RDX: 0000000000000000 RSI: ffffffff92c9b939 RDI: ffffffff924555e0
[   66.352218][ T1157] RBP: ffffc90000b56fe0 R08: 0000000000000000 R09: 0000000000000000
[   66.352746][ T1157] R10: ffffc90000b57010 R11: ffffffff93179160 R12: 1ffff9200016ade2
[   66.353262][ T1157] R13: 00000000000005dc R14: ffffc90000b57010 R15: ffff888011962f08
[   66.353795][ T1157] FS:  00007f618c616800(0000) GS:ffff8880a1537000(0000) knlGS:0000000000000000
[   66.354396][ T1157] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   66.354839][ T1157] CR2: 00000000004e5ce0 CR3: 000000000a3c5003 CR4: 0000000000772ef0
[   66.355358][ T1157] PKRU: 55555554
[   66.355627][ T1157] Call Trace:
[   66.355890][ T1157]  <TASK>
[ 66.356076][ T1157] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 66.356427][ T1157] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 66.356811][ T1157] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 66.357162][ T1157] netif_set_mtu (net/core/dev.c:9652) 
[ 66.357507][ T1157] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 66.357882][ T1157] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 66.358147][ T1157] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 66.358648][ T1157] br_add_if (net/bridge/br_if.c:697) bridge 
[ 66.359049][ T1157] do_set_master (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:41 net/core/rtnetlink.c:2949) 
[ 66.359408][ T1157] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 66.359772][ T1157] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 66.360213][ T1157] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 66.360574][ T1157] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 66.360922][ T1157] ? __kernel_text_address (kernel/extable.c:79) 
[ 66.361281][ T1157] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 66.361643][ T1157] ? __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) 
[ 66.361994][ T1157] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 66.362423][ T1157] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 66.362782][ T1157] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 66.363131][ T1157] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 66.363476][ T1157] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 66.363845][ T1157] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 66.364193][ T1157] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 66.364551][ T1157] ? __create_object (mm/kmemleak.c:771) 
[ 66.364905][ T1157] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 66.365252][ T1157] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 66.365607][ T1157] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 66.366040][ T1157] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 66.366395][ T1157] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 66.366782][ T1157] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 66.367130][ T1157] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 66.367480][ T1157] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 66.367835][ T1157] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 66.368179][ T1157] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 66.368554][ T1157] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 66.368902][ T1157] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 66.369249][ T1157] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 66.369621][ T1157] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 66.369974][ T1157] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 66.370320][ T1157] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 66.370676][ T1157] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 66.371032][ T1157] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 66.371380][ T1157] ? 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) 
[ 66.371739][ T1157] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[ 66.372095][ T1157] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 66.372439][ T1157] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 66.372803][ T1157] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 66.373152][ T1157] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 66.373499][ T1157] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 66.373863][ T1157] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 66.374213][ T1157] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 66.374578][ T1157] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 66.375018][ T1157] ___sys_sendmsg (net/socket.c:2670) 
[ 66.375360][ T1157] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 66.375716][ T1157] ? __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) 
[ 66.376147][ T1157] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 66.376504][ T1157] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 66.376871][ T1157] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 66.377230][ T1157] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 66.377586][ T1157] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 66.377930][ T1157] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 66.378281][ T1157] __sys_sendmsg (net/socket.c:2700) 
[ 66.378635][ T1157] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 66.379062][ T1157] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 66.379417][ T1157] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 66.379782][ T1157] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 66.380133][ T1157] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   66.380582][ T1157] RIP: 0033:0x7f618c7e31e7
[ 66.380942][ T1157] 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)
[   66.382176][ T1157] RSP: 002b:00007ffd4c9cfce8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   66.382715][ T1157] RAX: ffffffffffffffda RBX: 00007ffd4c9d0410 RCX: 00007f618c7e31e7
[   66.383243][ T1157] RDX: 0000000000000000 RSI: 00007ffd4c9cfd50 RDI: 0000000000000005
[   66.383770][ T1157] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000000
[   66.384286][ T1157] R10: 000000001ad59910 R11: 0000000000000246 R12: 0000000000000004
[   66.384821][ T1157] R13: 00000000686e6b83 R14: 0000000000499600 R15: 0000000000000000
| [   67.397170][ T1164] ------------[ cut here ]------------
| [ 67.397512][ T1164] WARNING: CPU: 1 PID: 1164 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) 
| [   67.398188][ T1164] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel bridge stp llc 8021q cls_flower act_mirred act_vlan act_mpls cls_matchall sch_ingress vrf veth
| [   67.401233][ T1164] Tainted: [W]=WARN
[   67.401487][ T1164] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 67.401911][ T1164] 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) 
[ 67.402242][ T1164] 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
[   67.403396][ T1164] RSP: 0018:ffffc90000dbeef0 EFLAGS: 00010246
[   67.403793][ T1164] RAX: 0000000000000000 RBX: ffff888011962000 RCX: 0000000000000001
[   67.404249][ T1164] RDX: 0000000000000000 RSI: ffffffff92c9b939 RDI: ffffffff924555e0
[   67.404711][ T1164] RBP: ffffc90000dbefe0 R08: 0000000000000000 R09: 0000000000000000
[   67.405164][ T1164] R10: ffffc90000dbf010 R11: ffffffff93179160 R12: 1ffff920001b7de2
[   67.405678][ T1164] R13: 00000000000005dc R14: ffffc90000dbf010 R15: ffff888011962f08
[   67.406148][ T1164] FS:  00007fa26e9cd800(0000) GS:ffff8880a1537000(0000) knlGS:0000000000000000
[   67.406706][ T1164] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   67.407101][ T1164] CR2: 00000000004e5de8 CR3: 000000000cc59002 CR4: 0000000000772ef0
[   67.407577][ T1164] PKRU: 55555554
[   67.407806][ T1164] Call Trace:
[   67.408032][ T1164]  <TASK>
[ 67.408190][ T1164] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 67.408499][ T1164] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 67.408837][ T1164] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 67.409148][ T1164] netif_set_mtu (net/core/dev.c:9652) 
[ 67.409454][ T1164] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 67.409801][ T1164] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 67.410037][ T1164] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 67.410464][ T1164] br_add_if (net/bridge/br_if.c:697) bridge 
[ 67.410827][ T1164] do_set_master (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:41 net/core/rtnetlink.c:2949) 
[ 67.411140][ T1164] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 67.411451][ T1164] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 67.411847][ T1164] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 67.412157][ T1164] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 67.412460][ T1164] ? __kernel_text_address (kernel/extable.c:79) 
[ 67.412777][ T1164] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 67.413108][ T1164] ? __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) 
[ 67.413414][ T1164] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 67.413828][ T1164] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 67.414138][ T1164] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 67.414450][ T1164] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 67.414775][ T1164] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 67.415100][ T1164] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 67.415412][ T1164] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 67.415723][ T1164] ? __create_object (mm/kmemleak.c:771) 
[ 67.416033][ T1164] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 67.416338][ T1164] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 67.416684][ T1164] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 67.417074][ T1164] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 67.417399][ T1164] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 67.417743][ T1164] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 67.418063][ T1164] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 67.418388][ T1164] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 67.418719][ T1164] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 67.419026][ T1164] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 67.419348][ T1164] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 67.419671][ T1164] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 67.419984][ T1164] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 67.420316][ T1164] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 67.420666][ T1164] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 67.420989][ T1164] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 67.421314][ T1164] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 67.421652][ T1164] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 67.421970][ T1164] ? 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) 
[ 67.422285][ T1164] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[ 67.422601][ T1164] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 67.422930][ T1164] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 67.423252][ T1164] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 67.423586][ T1164] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 67.423892][ T1164] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 67.424214][ T1164] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 67.424555][ T1164] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 67.424877][ T1164] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 67.425292][ T1164] ___sys_sendmsg (net/socket.c:2670) 
[ 67.425634][ T1164] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 67.425960][ T1164] ? __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) 
[ 67.426367][ T1164] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 67.426716][ T1164] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 67.427044][ T1164] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 67.427359][ T1164] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 67.427673][ T1164] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 67.427995][ T1164] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 67.428307][ T1164] __sys_sendmsg (net/socket.c:2700) 
[ 67.428634][ T1164] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 67.429021][ T1164] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 67.429351][ T1164] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 67.429700][ T1164] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 67.430022][ T1164] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   67.430406][ T1164] RIP: 0033:0x7fa26eb9a1e7
[ 67.430738][ T1164] 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)
[   67.431879][ T1164] RSP: 002b:00007ffe7343e9d8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   67.432367][ T1164] RAX: ffffffffffffffda RBX: 00007ffe7343f100 RCX: 00007fa26eb9a1e7
[   67.432858][ T1164] RDX: 0000000000000000 RSI: 00007ffe7343ea40 RDI: 0000000000000005
[   67.433344][ T1164] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000000
[   67.433847][ T1164] R10: 000000002a6d8910 R11: 0000000000000246 R12: 0000000000000004
[   67.434319][ T1164] R13: 00000000686e6b85 R14: 0000000000499600 R15: 0000000000000000
| [   71.641218][ T1204] ------------[ cut here ]------------
| [ 71.641570][ T1204] WARNING: CPU: 2 PID: 1204 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) 
| [   71.642205][ T1204] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel bridge stp llc 8021q cls_flower act_mirred act_vlan act_mpls cls_matchall sch_ingress vrf veth
| [   71.643744][ T1204] Tainted: [W]=WARN
[   71.643996][ T1204] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 71.644391][ T1204] 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) 
[ 71.644736][ T1204] 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
[   71.645848][ T1204] RSP: 0018:ffffc90000f2eef0 EFLAGS: 00010246
[   71.646252][ T1204] RAX: 0000000000000000 RBX: ffff888005142000 RCX: 0000000000000001
[   71.646790][ T1204] RDX: 0000000000000000 RSI: ffffffff92c9b939 RDI: ffffffff924555e0
[   71.647266][ T1204] RBP: ffffc90000f2efe0 R08: 0000000000000000 R09: 0000000000000000
[   71.647747][ T1204] R10: ffffc90000f2f010 R11: ffffffff93179160 R12: 1ffff920001e5de2
[   71.648227][ T1204] R13: 00000000000005dc R14: ffffc90000f2f010 R15: ffff888005142f08
[   71.648708][ T1204] FS:  00007fc1257e9800(0000) GS:ffff8880a15b7000(0000) knlGS:0000000000000000
[   71.649354][ T1204] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   71.649768][ T1204] CR2: 00000000004e6898 CR3: 000000000bda3005 CR4: 0000000000772ef0
[   71.650246][ T1204] PKRU: 55555554
[   71.650490][ T1204] Call Trace:
[   71.650747][ T1204]  <TASK>
[ 71.650927][ T1204] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 71.651251][ T1204] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 71.651588][ T1204] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 71.651909][ T1204] netif_set_mtu (net/core/dev.c:9652) 
[ 71.652227][ T1204] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 71.652572][ T1204] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 71.652823][ T1204] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 71.653263][ T1204] br_add_if (net/bridge/br_if.c:697) bridge 
[ 71.653638][ T1204] do_set_master (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:41 net/core/rtnetlink.c:2949) 
[ 71.653966][ T1204] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 71.654287][ T1204] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 71.654700][ T1204] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 71.655016][ T1204] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 71.655340][ T1204] ? __kernel_text_address (kernel/extable.c:79) 
[ 71.655672][ T1204] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 71.655994][ T1204] ? __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) 
[ 71.656310][ T1204] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 71.656723][ T1204] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 71.657042][ T1204] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 71.657357][ T1204] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 71.657694][ T1204] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 71.658016][ T1204] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 71.658335][ T1204] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 71.658664][ T1204] ? __create_object (mm/kmemleak.c:771) 
[ 71.658990][ T1204] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 71.659310][ T1204] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 71.659649][ T1204] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 71.660048][ T1204] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 71.660372][ T1204] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 71.660708][ T1204] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 71.661029][ T1204] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 71.661353][ T1204] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 71.661680][ T1204] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 71.661997][ T1204] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 71.662317][ T1204] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 71.662650][ T1204] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 71.662972][ T1204] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 71.663292][ T1204] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 71.663628][ T1204] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 71.663945][ T1204] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 71.664266][ T1204] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 71.664605][ T1204] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 71.664927][ T1204] ? 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) 
[ 71.665247][ T1204] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[ 71.665577][ T1204] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 71.665893][ T1204] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 71.666216][ T1204] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 71.666558][ T1204] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 71.666881][ T1204] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 71.667204][ T1204] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 71.667545][ T1204] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 71.667860][ T1204] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 71.668260][ T1204] ___sys_sendmsg (net/socket.c:2670) 
[ 71.668610][ T1204] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 71.669077][ T1204] ? __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) 
[ 71.669502][ T1204] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 71.669868][ T1204] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 71.670191][ T1204] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 71.670527][ T1204] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 71.670846][ T1204] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 71.671166][ T1204] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 71.671489][ T1204] __sys_sendmsg (net/socket.c:2700) 
[ 71.671816][ T1204] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 71.672215][ T1204] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 71.672611][ T1204] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 71.673015][ T1204] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 71.673339][ T1204] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   71.673746][ T1204] RIP: 0033:0x7fc1259b61e7
[ 71.674196][ T1204] 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)
[   71.675312][ T1204] RSP: 002b:00007fff254a40a8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   71.675792][ T1204] RAX: ffffffffffffffda RBX: 00007fff254a47d0 RCX: 00007fc1259b61e7
[   71.676263][ T1204] RDX: 0000000000000000 RSI: 00007fff254a4110 RDI: 0000000000000005
[   71.676767][ T1204] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000000
[   71.677245][ T1204] R10: 000000000f0a6910 R11: 0000000000000246 R12: 0000000000000004
[   71.677732][ T1204] R13: 00000000686e6b89 R14: 0000000000499600 R15: 0000000000000000
| [   72.585689][ T1212] ------------[ cut here ]------------
| [ 72.586002][ T1212] WARNING: CPU: 1 PID: 1212 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) 
| [   72.586644][ T1212] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel bridge stp llc 8021q cls_flower act_mirred act_vlan act_mpls cls_matchall sch_ingress vrf veth
| [   72.588170][ T1212] Tainted: [W]=WARN
[   72.588402][ T1212] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 72.588831][ T1212] 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) 
[ 72.589156][ T1212] 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
[   72.590270][ T1212] RSP: 0018:ffffc90000f9eef0 EFLAGS: 00010246
[   72.590678][ T1212] RAX: 0000000000000000 RBX: ffff888005142000 RCX: 0000000000000001
[   72.591139][ T1212] RDX: 0000000000000000 RSI: ffffffff92c9b939 RDI: ffffffff924555e0
[   72.591602][ T1212] RBP: ffffc90000f9efe0 R08: 0000000000000000 R09: 0000000000000000
[   72.592068][ T1212] R10: ffffc90000f9f010 R11: ffffffff93179160 R12: 1ffff920001f3de2
[   72.592550][ T1212] R13: 00000000000005dc R14: ffffc90000f9f010 R15: ffff888005142f08
[   72.593027][ T1212] FS:  00007f629b5a9800(0000) GS:ffff8880a1537000(0000) knlGS:0000000000000000
[   72.593577][ T1212] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   72.593997][ T1212] CR2: 00000000004e5ce0 CR3: 0000000004de0006 CR4: 0000000000772ef0
[   72.594462][ T1212] PKRU: 55555554
[   72.594701][ T1212] Call Trace:
[   72.594949][ T1212]  <TASK>
[ 72.595108][ T1212] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 72.595419][ T1212] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 72.595752][ T1212] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 72.596072][ T1212] netif_set_mtu (net/core/dev.c:9652) 
[ 72.596378][ T1212] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 72.596742][ T1212] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 72.596993][ T1212] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 72.597418][ T1212] br_add_if (net/bridge/br_if.c:697) bridge 
[ 72.597788][ T1212] do_set_master (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:41 net/core/rtnetlink.c:2949) 
[ 72.598114][ T1212] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 72.598423][ T1212] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 72.598820][ T1212] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 72.599136][ T1212] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 72.599440][ T1212] ? __kernel_text_address (kernel/extable.c:79) 
[ 72.599761][ T1212] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 72.600113][ T1212] ? __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) 
[ 72.600419][ T1212] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 72.600824][ T1212] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 72.601148][ T1212] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 72.601453][ T1212] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 72.601769][ T1212] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 72.602090][ T1212] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 72.602400][ T1212] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 72.602715][ T1212] ? __create_object (mm/kmemleak.c:771) 
[ 72.603037][ T1212] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 72.603342][ T1212] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 72.603657][ T1212] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 72.604050][ T1212] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 72.604360][ T1212] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 72.604696][ T1212] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 72.605025][ T1212] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 72.605337][ T1212] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 72.605654][ T1212] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 72.605957][ T1212] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 72.606295][ T1212] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 72.606625][ T1212] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 72.606933][ T1212] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 72.607263][ T1212] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 72.607619][ T1212] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 72.607932][ T1212] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 72.608250][ T1212] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 72.608593][ T1212] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 72.608898][ T1212] ? 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) 
[ 72.609222][ T1212] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[ 72.609548][ T1212] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 72.609851][ T1212] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 72.610182][ T1212] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 72.610491][ T1212] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 72.610805][ T1212] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 72.611116][ T1212] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 72.611433][ T1212] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 72.611748][ T1212] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 72.612148][ T1212] ___sys_sendmsg (net/socket.c:2670) 
[ 72.612481][ T1212] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 72.612814][ T1212] ? __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) 
[ 72.613216][ T1212] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 72.613540][ T1212] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 72.613851][ T1212] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 72.614163][ T1212] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 72.614488][ T1212] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 72.614804][ T1212] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 72.615115][ T1212] __sys_sendmsg (net/socket.c:2700) 
[ 72.615433][ T1212] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 72.615823][ T1212] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 72.616140][ T1212] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 72.616462][ T1212] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 72.616826][ T1212] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   72.617206][ T1212] RIP: 0033:0x7f629b7761e7
[ 72.617549][ T1212] 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)
[   72.618680][ T1212] RSP: 002b:00007ffc80c83c68 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   72.619145][ T1212] RAX: ffffffffffffffda RBX: 00007ffc80c84390 RCX: 00007f629b7761e7
[   72.619629][ T1212] RDX: 0000000000000000 RSI: 00007ffc80c83cd0 RDI: 0000000000000005
[   72.620088][ T1212] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000000
[   72.620604][ T1212] R10: 000000002799d910 R11: 0000000000000246 R12: 0000000000000004
[   72.621072][ T1212] R13: 00000000686e6b8a R14: 0000000000499600 R15: 0000000000000000
| [   73.479401][ T1219] ------------[ cut here ]------------
| [ 73.479744][ T1219] WARNING: CPU: 2 PID: 1219 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) 
| [   73.480385][ T1219] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel bridge stp llc 8021q cls_flower act_mirred act_vlan act_mpls cls_matchall sch_ingress vrf veth
| [   73.481965][ T1219] Tainted: [W]=WARN
[   73.482214][ T1219] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 73.482623][ T1219] 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) 
[ 73.482952][ T1219] 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
[   73.484077][ T1219] RSP: 0018:ffffc90000fdeef0 EFLAGS: 00010246
[   73.484474][ T1219] RAX: 0000000000000000 RBX: ffff888005142000 RCX: 0000000000000001
[   73.484954][ T1219] RDX: 0000000000000000 RSI: ffffffff92c9b939 RDI: ffffffff924555e0
[   73.485422][ T1219] RBP: ffffc90000fdefe0 R08: 0000000000000000 R09: 0000000000000000
[   73.485901][ T1219] R10: ffffc90000fdf010 R11: ffffffff93aa8918 R12: 1ffff920001fbde2
[   73.486365][ T1219] R13: 00000000000005dc R14: ffffc90000fdf010 R15: ffff888005142f08
[   73.486850][ T1219] FS:  00007fdd5a37c800(0000) GS:ffff8880a15b7000(0000) knlGS:0000000000000000
[   73.487397][ T1219] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   73.487802][ T1219] CR2: 00000000004e5de8 CR3: 000000000bd8c006 CR4: 0000000000772ef0
[   73.488270][ T1219] PKRU: 55555554
[   73.488510][ T1219] Call Trace:
[   73.488761][ T1219]  <TASK>
[ 73.488930][ T1219] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 73.489253][ T1219] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 73.489586][ T1219] ? mark_held_locks (kernel/locking/lockdep.c:4328) 
[ 73.489907][ T1219] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:151 kernel/locking/spinlock.c:194) 
[ 73.490299][ T1219] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4475) 
[ 73.490631][ T1219] netif_set_mtu (net/core/dev.c:9652) 
[ 73.490953][ T1219] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 73.491282][ T1219] ? br_get_link_af_size_filtered (net/bridge/br_netlink.c:116) bridge 
[ 73.491739][ T1219] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 73.491986][ T1219] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 73.492418][ T1219] br_add_if (net/bridge/br_if.c:697) bridge 
[ 73.492797][ T1219] do_set_master (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:41 net/core/rtnetlink.c:2949) 
[ 73.493134][ T1219] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 73.493458][ T1219] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 73.493879][ T1219] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 73.494201][ T1219] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 73.494531][ T1219] ? __kernel_text_address (kernel/extable.c:79) 
[ 73.494858][ T1219] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 73.495188][ T1219] ? __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) 
[ 73.495504][ T1219] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 73.495916][ T1219] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 73.496234][ T1219] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 73.496585][ T1219] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 73.496904][ T1219] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 73.497219][ T1219] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 73.497555][ T1219] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 73.497874][ T1219] ? __create_object (mm/kmemleak.c:771) 
[ 73.498198][ T1219] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 73.498532][ T1219] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 73.498852][ T1219] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 73.499267][ T1219] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 73.499601][ T1219] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 73.499930][ T1219] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 73.500256][ T1219] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 73.500608][ T1219] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 73.500929][ T1219] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 73.501250][ T1219] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 73.501595][ T1219] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 73.501914][ T1219] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 73.502239][ T1219] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 73.502573][ T1219] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 73.502893][ T1219] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 73.503211][ T1219] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 73.503532][ T1219] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 73.503863][ T1219] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 73.504187][ T1219] ? 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) 
[ 73.504505][ T1219] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[ 73.504835][ T1219] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 73.505152][ T1219] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 73.505479][ T1219] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 73.505818][ T1219] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 73.506144][ T1219] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 73.506482][ T1219] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 73.506820][ T1219] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 73.507148][ T1219] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 73.507570][ T1219] ___sys_sendmsg (net/socket.c:2670) 
[ 73.507893][ T1219] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 73.508218][ T1219] ? __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) 
[ 73.508640][ T1219] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 73.508971][ T1219] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 73.509295][ T1219] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 73.509641][ T1219] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 73.509965][ T1219] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 73.510279][ T1219] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 73.510614][ T1219] __sys_sendmsg (net/socket.c:2700) 
[ 73.510926][ T1219] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 73.511323][ T1219] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 73.511662][ T1219] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 73.511982][ T1219] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 73.512299][ T1219] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   73.512700][ T1219] RIP: 0033:0x7fdd5a5491e7
[ 73.513027][ T1219] 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)
[   73.514141][ T1219] RSP: 002b:00007fffda2f59d8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   73.514624][ T1219] RAX: ffffffffffffffda RBX: 00007fffda2f6100 RCX: 00007fdd5a5491e7
[   73.515091][ T1219] RDX: 0000000000000000 RSI: 00007fffda2f5a40 RDI: 0000000000000005
[   73.515575][ T1219] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000000
[   73.516040][ T1219] R10: 000000002ee60910 R11: 0000000000000246 R12: 0000000000000004
[   73.516512][ T1219] R13: 00000000686e6b8b R14: 0000000000499600 R15: 0000000000000000
| [  315.793203][ T4450] ------------[ cut here ]------------
| [ 315.793764][ T4450] WARNING: CPU: 2 PID: 4450 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) 
| [  315.794430][ T4450] Modules linked in: act_gact vxlan ip6_udp_tunnel udp_tunnel bridge stp llc 8021q cls_flower act_mirred act_vlan act_mpls cls_matchall sch_ingress vrf veth
| [  315.796158][ T4450] Tainted: [W]=WARN
[  315.796419][ T4450] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 315.796866][ T4450] 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) 
[ 315.797221][ T4450] 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
[  315.798405][ T4450] RSP: 0018:ffffc90006abef70 EFLAGS: 00010246
[  315.798842][ T4450] RAX: 0000000000000000 RBX: ffff888008c9a000 RCX: 0000000000000001
[  315.799340][ T4450] RDX: 0000000000000000 RSI: ffffffff92c9b939 RDI: ffffffff924555e0
[  315.799861][ T4450] RBP: ffffc90006abf058 R08: 0000000000000000 R09: 0000000000000000
[  315.800359][ T4450] R10: ffffc90006abf088 R11: ffffffff8f000130 R12: 1ffff92000d57df2
[  315.800868][ T4450] R13: 00000000000005dc R14: ffffc90006abf088 R15: ffff888008c9af08
[  315.801368][ T4450] FS:  00007fc79738f800(0000) GS:ffff8880a15b7000(0000) knlGS:0000000000000000
[  315.801965][ T4450] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  315.802389][ T4450] CR2: 00000000004e5de8 CR3: 000000000fbb6005 CR4: 0000000000772ef0
[  315.802904][ T4450] PKRU: 55555554
[  315.803161][ T4450] Call Trace:
[  315.803418][ T4450]  <TASK>
[ 315.803599][ T4450] ? __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) 
[ 315.804002][ T4450] ? br_del_if (net/bridge/br_if.c:742) bridge 
[ 315.804373][ T4450] ? do_set_master (net/core/rtnetlink.c:2932) 
[ 315.804737][ T4450] ? do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 315.805064][ T4450] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 315.805390][ T4450] ? netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[ 315.805728][ T4450] ? netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 315.806047][ T4450] ? ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 315.806371][ T4450] ? ___sys_sendmsg (net/socket.c:2670) 
[ 315.806706][ T4450] ? __sys_sendmsg (net/socket.c:2700) 
[ 315.807050][ T4450] ? do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 315.807377][ T4450] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[ 315.807784][ T4450] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 315.808119][ T4450] netif_set_mtu (net/core/dev.c:9652) 
[ 315.808450][ T4450] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 315.808801][ T4450] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 315.809050][ T4450] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 315.809498][ T4450] br_del_if (net/bridge/br_if.c:743) bridge 
[ 315.809879][ T4450] ? rtnl_is_locked (net/core/rtnetlink.c:169) 
[ 315.810212][ T4450] do_set_master (net/core/rtnetlink.c:2932) 
[ 315.810568][ T4450] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 315.810912][ T4450] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 315.811339][ T4450] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 315.811685][ T4450] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 315.812021][ T4450] ? __kernel_text_address (kernel/extable.c:79) 
[ 315.812370][ T4450] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 315.812728][ T4450] ? __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) 
[ 315.813064][ T4450] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 315.813490][ T4450] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 315.813846][ T4450] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 315.814181][ T4450] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 315.814501][ T4450] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 315.814849][ T4450] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 315.815201][ T4450] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 315.815528][ T4450] ? __create_object (mm/kmemleak.c:771) 
[ 315.815851][ T4450] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 315.816171][ T4450] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 315.816489][ T4450] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 315.816923][ T4450] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 315.817249][ T4450] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 315.817595][ T4450] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 315.817910][ T4450] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 315.818240][ T4450] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 315.818567][ T4450] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 315.818914][ T4450] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 315.819233][ T4450] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 315.819564][ T4450] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 315.819884][ T4450] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 315.820215][ T4450] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 315.820552][ T4450] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 315.820874][ T4450] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 315.821191][ T4450] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 315.821535][ T4450] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 315.821854][ T4450] ? 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) 
[ 315.822182][ T4450] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[ 315.822502][ T4450] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 315.822833][ T4450] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 315.823204][ T4450] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 315.823557][ T4450] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 315.823895][ T4450] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 315.824238][ T4450] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 315.824634][ T4450] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 315.824981][ T4450] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 315.825405][ T4450] ___sys_sendmsg (net/socket.c:2670) 
[ 315.825752][ T4450] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 315.826096][ T4450] ? __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) 
[ 315.826515][ T4450] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 315.827008][ T4450] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 315.827349][ T4450] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 315.827705][ T4450] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 315.828032][ T4450] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 315.828354][ T4450] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 315.828698][ T4450] __sys_sendmsg (net/socket.c:2700) 
[ 315.829016][ T4450] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 315.829415][ T4450] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 315.829756][ T4450] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 315.830095][ T4450] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 315.830418][ T4450] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[  315.830823][ T4450] RIP: 0033:0x7fc79755c1e7
[ 315.831157][ T4450] 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)
[  315.832282][ T4450] RSP: 002b:00007ffd42a5f9a8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[  315.832780][ T4450] RAX: ffffffffffffffda RBX: 00007ffd42a600d0 RCX: 00007fc79755c1e7
[  315.833281][ T4450] RDX: 0000000000000000 RSI: 00007ffd42a5fa10 RDI: 0000000000000005
[  315.833781][ T4450] RBP: 0000000000000003 R08: 0000000000000003 R09: 0000000000000078
[  315.834279][ T4450] R10: 00007fc797459ee8 R11: 0000000000000246 R12: 0000000000000003
[  315.834794][ T4450] R13: 00000000686e6c7d R14: 0000000000499600 R15: 0000000000000000
| [  315.963620][ T4451] ------------[ cut here ]------------
| [ 315.963954][ T4451] WARNING: CPU: 0 PID: 4451 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) 
| [  315.965600][ T4451] Modules linked in: act_gact vxlan ip6_udp_tunnel udp_tunnel bridge stp llc 8021q cls_flower act_mirred act_vlan act_mpls cls_matchall sch_ingress vrf veth
| [  315.967214][ T4451] Tainted: [W]=WARN
[  315.967448][ T4451] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 315.967839][ T4451] 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) 
[ 315.968169][ T4451] 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
[  315.969340][ T4451] RSP: 0018:ffffc90006abef70 EFLAGS: 00010246
[  315.969754][ T4451] RAX: 0000000000000000 RBX: ffff888008c9a000 RCX: 0000000000000001
[  315.970238][ T4451] RDX: 0000000000000000 RSI: ffffffff92c9b939 RDI: ffffffff924555e0
[  315.970735][ T4451] RBP: ffffc90006abf058 R08: 0000000000000000 R09: 0000000000000000
[  315.971216][ T4451] R10: ffffc90006abf088 R11: ffffffff93179160 R12: 1ffff92000d57df2
[  315.971707][ T4451] R13: 00000000000005dc R14: ffffc90006abf088 R15: ffff888008c9af08
[  315.972185][ T4451] FS:  00007f82d6599800(0000) GS:ffff8880a14b7000(0000) knlGS:0000000000000000
[  315.972756][ T4451] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  315.973168][ T4451] CR2: 00000000004e5ce0 CR3: 000000000a483003 CR4: 0000000000772ef0
[  315.973660][ T4451] PKRU: 55555554
[  315.973889][ T4451] Call Trace:
[  315.974119][ T4451]  <TASK>
[ 315.974275][ T4451] ? __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) 
[ 315.974673][ T4451] ? br_del_if (net/bridge/br_if.c:742) bridge 
[ 315.975026][ T4451] ? do_set_master (net/core/rtnetlink.c:2932) 
[ 315.975340][ T4451] ? do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 315.975657][ T4451] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 315.975963][ T4451] ? netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[ 315.976272][ T4451] ? netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 315.976595][ T4451] ? ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 315.976921][ T4451] ? ___sys_sendmsg (net/socket.c:2670) 
[ 315.977247][ T4451] ? __sys_sendmsg (net/socket.c:2700) 
[ 315.977564][ T4451] ? do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 315.977870][ T4451] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[ 315.978249][ T4451] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 315.978575][ T4451] netif_set_mtu (net/core/dev.c:9652) 
[ 315.978885][ T4451] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 315.979211][ T4451] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 315.979445][ T4451] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 315.979888][ T4451] br_del_if (net/bridge/br_if.c:743) bridge 
[ 315.980245][ T4451] ? rtnl_is_locked (net/core/rtnetlink.c:169) 
[ 315.980559][ T4451] do_set_master (net/core/rtnetlink.c:2932) 
[ 315.980874][ T4451] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 315.981195][ T4451] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 315.981601][ T4451] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 315.981909][ T4451] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 315.982233][ T4451] ? __kernel_text_address (kernel/extable.c:79) 
[ 315.982595][ T4451] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 315.982922][ T4451] ? __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) 
[ 315.983243][ T4451] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 315.983654][ T4451] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 315.983980][ T4451] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 315.984301][ T4451] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 315.984631][ T4451] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 315.984962][ T4451] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 315.985288][ T4451] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 315.985615][ T4451] ? __create_object (mm/kmemleak.c:771) 
[ 315.985942][ T4451] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 315.986297][ T4451] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 315.986631][ T4451] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 315.987054][ T4451] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 315.987376][ T4451] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 315.987705][ T4451] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 315.988017][ T4451] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 315.988333][ T4451] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 315.988651][ T4451] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 315.988953][ T4451] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 315.989260][ T4451] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 315.989574][ T4451] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 315.989881][ T4451] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 315.990204][ T4451] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 315.990531][ T4451] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 315.990839][ T4451] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 315.991153][ T4451] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 315.991469][ T4451] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 315.991784][ T4451] ? 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) 
[ 315.992101][ T4451] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[ 315.992421][ T4451] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 315.992750][ T4451] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 315.993077][ T4451] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 315.993405][ T4451] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 315.993740][ T4451] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 315.994073][ T4451] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 315.994402][ T4451] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 315.994743][ T4451] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 315.995156][ T4451] ___sys_sendmsg (net/socket.c:2670) 
[ 315.995474][ T4451] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 315.995806][ T4451] ? __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) 
[ 315.996208][ T4451] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 315.996542][ T4451] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 315.996884][ T4451] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 315.997215][ T4451] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 315.997547][ T4451] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 315.997875][ T4451] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 315.998193][ T4451] __sys_sendmsg (net/socket.c:2700) 
[ 315.998496][ T4451] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 315.998890][ T4451] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 315.999216][ T4451] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 315.999537][ T4451] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 315.999842][ T4451] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[  316.000222][ T4451] RIP: 0033:0x7f82d67661e7
[ 316.000549][ T4451] 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)
[  316.001661][ T4451] RSP: 002b:00007ffc3a12fc78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[  316.002130][ T4451] RAX: ffffffffffffffda RBX: 00007ffc3a1303a0 RCX: 00007f82d67661e7
[  316.002594][ T4451] RDX: 0000000000000000 RSI: 00007ffc3a12fce0 RDI: 0000000000000005
[  316.003059][ T4451] RBP: 0000000000000003 R08: 0000000000000003 R09: 0000000000000078
[  316.003534][ T4451] R10: 00007f82d6663ee8 R11: 0000000000000246 R12: 0000000000000003
[  316.003995][ T4451] R13: 00000000686e6c7d R14: 0000000000499600 R15: 0000000000000000
| [  321.642839][ T4456] ------------[ cut here ]------------
| [ 321.643142][ T4456] WARNING: CPU: 0 PID: 4456 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) 
| [  321.643753][ T4456] Modules linked in: act_gact vxlan ip6_udp_tunnel udp_tunnel bridge stp llc 8021q cls_flower act_mirred act_vlan act_mpls cls_matchall sch_ingress vrf veth
| [  321.645328][ T4456] Tainted: [W]=WARN
[  321.645600][ T4456] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 321.645984][ T4456] 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) 
[ 321.646302][ T4456] 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
[  321.647415][ T4456] RSP: 0018:ffffc90006abeef0 EFLAGS: 00010246
[  321.647809][ T4456] RAX: 0000000000000000 RBX: ffff888008c9a000 RCX: 0000000000000001
[  321.648269][ T4456] RDX: 0000000000000000 RSI: ffffffff92c9b939 RDI: ffffffff924555e0
[  321.648747][ T4456] RBP: ffffc90006abefe0 R08: 0000000000000000 R09: 0000000000000000
[  321.649206][ T4456] R10: ffffc90006abf010 R11: ffffffff93aa8918 R12: 1ffff92000d57de2
[  321.649679][ T4456] R13: 00000000000005dc R14: ffffc90006abf010 R15: ffff888008c9af08
[  321.650150][ T4456] FS:  00007fea49523800(0000) GS:ffff8880a14b7000(0000) knlGS:0000000000000000
[  321.650690][ T4456] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  321.651085][ T4456] CR2: 00000000004e5ce0 CR3: 000000000f388003 CR4: 0000000000772ef0
[  321.651561][ T4456] PKRU: 55555554
[  321.651791][ T4456] Call Trace:
[  321.652020][ T4456]  <TASK>
[ 321.652180][ T4456] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 321.652485][ T4456] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 321.652820][ T4456] ? mark_held_locks (kernel/locking/lockdep.c:4328) 
[ 321.653129][ T4456] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:151 kernel/locking/spinlock.c:194) 
[ 321.653508][ T4456] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4475) 
[ 321.653856][ T4456] netif_set_mtu (net/core/dev.c:9652) 
[ 321.654165][ T4456] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 321.654481][ T4456] ? br_get_link_af_size_filtered (net/bridge/br_netlink.c:116) bridge 
[ 321.654919][ T4456] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 321.655153][ T4456] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 321.655585][ T4456] br_add_if (net/bridge/br_if.c:697) bridge 
[ 321.655938][ T4456] do_set_master (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:41 net/core/rtnetlink.c:2949) 
[ 321.656256][ T4456] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 321.656586][ T4456] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 321.657010][ T4456] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 321.657321][ T4456] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 321.657637][ T4456] ? __kernel_text_address (kernel/extable.c:79) 
[ 321.657949][ T4456] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 321.658258][ T4456] ? __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) 
[ 321.658587][ T4456] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 321.658968][ T4456] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 321.659279][ T4456] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 321.659593][ T4456] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 321.659898][ T4456] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 321.660204][ T4456] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 321.660508][ T4456] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 321.660840][ T4456] ? __create_object (mm/kmemleak.c:771) 
[ 321.661153][ T4456] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 321.661458][ T4456] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 321.661774][ T4456] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 321.662156][ T4456] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 321.662469][ T4456] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 321.662788][ T4456] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 321.663095][ T4456] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 321.663444][ T4456] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 321.663764][ T4456] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 321.664072][ T4456] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 321.664380][ T4456] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 321.664711][ T4456] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 321.665019][ T4456] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 321.665329][ T4456] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 321.665649][ T4456] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 321.665963][ T4456] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 321.666274][ T4456] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 321.666599][ T4456] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 321.666937][ T4456] ? 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) 
[ 321.667251][ T4456] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[ 321.667573][ T4456] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 321.667889][ T4456] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 321.668199][ T4456] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 321.668509][ T4456] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 321.668846][ T4456] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 321.669164][ T4456] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 321.669477][ T4456] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 321.669793][ T4456] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 321.670188][ T4456] ___sys_sendmsg (net/socket.c:2670) 
[ 321.670499][ T4456] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 321.670816][ T4456] ? __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) 
[ 321.671204][ T4456] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 321.671515][ T4456] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 321.671836][ T4456] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 321.672148][ T4456] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 321.672457][ T4456] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 321.672790][ T4456] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 321.673105][ T4456] __sys_sendmsg (net/socket.c:2700) 
[ 321.673410][ T4456] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 321.673797][ T4456] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 321.674113][ T4456] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 321.674423][ T4456] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 321.674740][ T4456] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[  321.675127][ T4456] RIP: 0033:0x7fea496f01e7
[ 321.675445][ T4456] 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)
[  321.676563][ T4456] RSP: 002b:00007ffcd0b0b278 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[  321.677039][ T4456] RAX: ffffffffffffffda RBX: 00007ffcd0b0b9a0 RCX: 00007fea496f01e7
[  321.677506][ T4456] RDX: 0000000000000000 RSI: 00007ffcd0b0b2e0 RDI: 0000000000000005
[  321.677979][ T4456] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000000
[  321.678437][ T4456] R10: 0000000036f6f910 R11: 0000000000000246 R12: 0000000000000004
[  321.678904][ T4456] R13: 00000000686e6c83 R14: 0000000000499600 R15: 0000000000000000
| [  321.918851][ T4458] ------------[ cut here ]------------
| [ 321.919206][ T4458] WARNING: CPU: 1 PID: 4458 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) 
| [  321.919898][ T4458] Modules linked in: act_gact vxlan ip6_udp_tunnel udp_tunnel bridge stp llc 8021q cls_flower act_mirred act_vlan act_mpls cls_matchall sch_ingress vrf veth
| [  321.921573][ T4458] Tainted: [W]=WARN
[  321.921839][ T4458] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 321.922246][ T4458] 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) 
[ 321.922574][ T4458] 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
[  321.923698][ T4458] RSP: 0018:ffffc900070ceef0 EFLAGS: 00010246
[  321.924106][ T4458] RAX: 0000000000000000 RBX: ffff888008c9a000 RCX: 0000000000000001
[  321.924613][ T4458] RDX: 0000000000000000 RSI: ffffffff92c9b939 RDI: ffffffff924555e0
[  321.925105][ T4458] RBP: ffffc900070cefe0 R08: 0000000000000000 R09: 0000000000000000
[  321.925597][ T4458] R10: ffffc900070cf010 R11: ffffffff93aa8918 R12: 1ffff92000e19de2
[  321.926075][ T4458] R13: 00000000000005dc R14: ffffc900070cf010 R15: ffff888008c9af08
[  321.926575][ T4458] FS:  00007fc9a813a800(0000) GS:ffff8880a1537000(0000) knlGS:0000000000000000
[  321.927130][ T4458] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  321.927516][ T4458] CR2: 00000000004e5de8 CR3: 0000000004f3b005 CR4: 0000000000772ef0
[  321.927987][ T4458] PKRU: 55555554
[  321.928219][ T4458] Call Trace:
[  321.928457][ T4458]  <TASK>
[ 321.928646][ T4458] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 321.928953][ T4458] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 321.929296][ T4458] ? mark_held_locks (kernel/locking/lockdep.c:4328) 
[ 321.929611][ T4458] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:151 kernel/locking/spinlock.c:194) 
[ 321.930071][ T4458] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4475) 
[ 321.930411][ T4458] netif_set_mtu (net/core/dev.c:9652) 
[ 321.930733][ T4458] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 321.931075][ T4458] ? br_get_link_af_size_filtered (net/bridge/br_netlink.c:116) bridge 
[ 321.931511][ T4458] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 321.931761][ T4458] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 321.932196][ T4458] br_add_if (net/bridge/br_if.c:697) bridge 
[ 321.932577][ T4458] do_set_master (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:41 net/core/rtnetlink.c:2949) 
[ 321.932892][ T4458] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 321.933215][ T4458] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 321.933621][ T4458] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 321.933930][ T4458] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 321.934263][ T4458] ? __kernel_text_address (kernel/extable.c:79) 
[ 321.934587][ T4458] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 321.934899][ T4458] ? __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) 
[ 321.935250][ T4458] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 321.935643][ T4458] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 321.935966][ T4458] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 321.936305][ T4458] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 321.936635][ T4458] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 321.936953][ T4458] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 321.937272][ T4458] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 321.937613][ T4458] ? __create_object (mm/kmemleak.c:771) 
[ 321.937924][ T4458] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 321.938230][ T4458] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 321.938550][ T4458] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 321.938930][ T4458] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 321.939263][ T4458] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 321.939581][ T4458] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 321.939885][ T4458] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 321.940199][ T4458] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 321.940569][ T4458] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 321.940881][ T4458] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 321.941188][ T4458] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 321.941528][ T4458] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 321.941836][ T4458] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 321.942232][ T4458] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 321.942566][ T4458] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 321.942916][ T4458] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 321.943238][ T4458] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 321.943573][ T4458] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 321.943879][ T4458] ? 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) 
[ 321.944204][ T4458] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[ 321.944513][ T4458] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 321.944842][ T4458] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 321.945188][ T4458] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 321.945497][ T4458] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 321.945817][ T4458] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 321.946161][ T4458] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 321.946498][ T4458] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 321.946838][ T4458] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 321.947285][ T4458] ___sys_sendmsg (net/socket.c:2670) 
[ 321.947616][ T4458] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 321.947940][ T4458] ? __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) 
[ 321.948477][ T4458] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 321.948829][ T4458] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 321.949165][ T4458] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 321.949493][ T4458] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 321.949830][ T4458] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 321.950154][ T4458] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 321.950488][ T4458] __sys_sendmsg (net/socket.c:2700) 
[ 321.950827][ T4458] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 321.951263][ T4458] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 321.951611][ T4458] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 321.951937][ T4458] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 321.952261][ T4458] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[  321.952685][ T4458] RIP: 0033:0x7fc9a83071e7
[ 321.953026][ T4458] 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)
[  321.954282][ T4458] RSP: 002b:00007fff7f817e18 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[  321.954782][ T4458] RAX: ffffffffffffffda RBX: 00007fff7f818540 RCX: 00007fc9a83071e7
[  321.955301][ T4458] RDX: 0000000000000000 RSI: 00007fff7f817e80 RDI: 0000000000000005
[  321.955869][ T4458] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000000
[  321.956368][ T4458] R10: 000000003991c910 R11: 0000000000000246 R12: 0000000000000004
[  321.956914][ T4458] R13: 00000000686e6c83 R14: 0000000000499600 R15: 0000000000000000
| [  559.237445][ T7637] ------------[ cut here ]------------
| [ 559.237779][ T7637] WARNING: CPU: 3 PID: 7637 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) 
| [  559.238405][ T7637] Modules linked in: act_gact vxlan ip6_udp_tunnel udp_tunnel bridge stp llc 8021q cls_flower act_mirred act_vlan act_mpls cls_matchall sch_ingress vrf veth
| [  559.240003][ T7637] Tainted: [W]=WARN
[  559.240237][ T7637] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 559.240635][ T7637] 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) 
[ 559.240958][ T7637] 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
[  559.242074][ T7637] RSP: 0018:ffffc900087def70 EFLAGS: 00010246
[  559.242465][ T7637] RAX: 0000000000000000 RBX: ffff888008c9a000 RCX: 0000000000000001
[  559.242934][ T7637] RDX: 0000000000000000 RSI: ffffffff92c9b939 RDI: ffffffff924555e0
[  559.243401][ T7637] RBP: ffffc900087df058 R08: 0000000000000000 R09: 0000000000000000
[  559.243879][ T7637] R10: ffffc900087df088 R11: ffffffff93179160 R12: 1ffff920010fbdf2
[  559.244335][ T7637] R13: 00000000000005dc R14: ffffc900087df088 R15: ffff888008c9af08
[  559.244803][ T7637] FS:  00007f69674d7800(0000) GS:ffff8880a1637000(0000) knlGS:0000000000000000
[  559.245399][ T7637] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  559.246284][ T7637] CR2: 00000000004e5de8 CR3: 0000000011ae9005 CR4: 0000000000772ef0
[  559.246779][ T7637] PKRU: 55555554
[  559.247051][ T7637] Call Trace:
[  559.247298][ T7637]  <TASK>
[ 559.247463][ T7637] ? __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) 
[ 559.247875][ T7637] ? br_del_if (net/bridge/br_if.c:742) bridge 
[ 559.248246][ T7637] ? do_set_master (net/core/rtnetlink.c:2932) 
[ 559.248593][ T7637] ? do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 559.248917][ T7637] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 559.249238][ T7637] ? netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[ 559.249574][ T7637] ? netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 559.249899][ T7637] ? ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 559.250220][ T7637] ? ___sys_sendmsg (net/socket.c:2670) 
[ 559.250552][ T7637] ? __sys_sendmsg (net/socket.c:2700) 
[ 559.250877][ T7637] ? do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 559.251200][ T7637] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[ 559.251600][ T7637] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 559.251945][ T7637] netif_set_mtu (net/core/dev.c:9652) 
[ 559.252254][ T7637] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 559.252584][ T7637] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 559.252822][ T7637] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 559.253274][ T7637] br_del_if (net/bridge/br_if.c:743) bridge 
[ 559.253625][ T7637] ? rtnl_is_locked (net/core/rtnetlink.c:169) 
[ 559.253933][ T7637] do_set_master (net/core/rtnetlink.c:2932) 
[ 559.254243][ T7637] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 559.254560][ T7637] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 559.254949][ T7637] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 559.255258][ T7637] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 559.255588][ T7637] ? __kernel_text_address (kernel/extable.c:79) 
[ 559.255933][ T7637] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 559.256244][ T7637] ? __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) 
[ 559.256563][ T7637] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 559.256941][ T7637] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 559.257289][ T7637] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 559.257607][ T7637] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 559.257914][ T7637] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 559.258235][ T7637] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 559.258561][ T7637] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 559.258866][ T7637] ? __create_object (mm/kmemleak.c:771) 
[ 559.259187][ T7637] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 559.259497][ T7637] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 559.259814][ T7637] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 559.260207][ T7637] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 559.260530][ T7637] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 559.260853][ T7637] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 559.261176][ T7637] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 559.261493][ T7637] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 559.261817][ T7637] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 559.262133][ T7637] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 559.262444][ T7637] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 559.262762][ T7637] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 559.263078][ T7637] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 559.263394][ T7637] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 559.263713][ T7637] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 559.264022][ T7637] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 559.264590][ T7637] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 559.265173][ T7637] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 559.265739][ T7637] ? 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) 
[ 559.266299][ T7637] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[ 559.266891][ T7637] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 559.267460][ T7637] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 559.268045][ T7637] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 559.268499][ T7637] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 559.268822][ T7637] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 559.269189][ T7637] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 559.269504][ T7637] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 559.269828][ T7637] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 559.270371][ T7637] ___sys_sendmsg (net/socket.c:2670) 
[ 559.270703][ T7637] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 559.271014][ T7637] ? __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) 
[ 559.271415][ T7637] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 559.271735][ T7637] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 559.272060][ T7637] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 559.272386][ T7637] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 559.272703][ T7637] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 559.273011][ T7637] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 559.273355][ T7637] __sys_sendmsg (net/socket.c:2700) 
[ 559.273671][ T7637] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 559.274070][ T7637] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 559.274401][ T7637] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 559.274728][ T7637] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 559.275064][ T7637] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[  559.275770][ T7637] RIP: 0033:0x7f69676a41e7
[ 559.276207][ T7637] 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)
[  559.277344][ T7637] RSP: 002b:00007ffe312b2288 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[  559.277825][ T7637] RAX: ffffffffffffffda RBX: 00007ffe312b29b0 RCX: 00007f69676a41e7
[  559.278349][ T7637] RDX: 0000000000000000 RSI: 00007ffe312b22f0 RDI: 0000000000000005
[  559.279163][ T7637] RBP: 0000000000000003 R08: 0000000000000003 R09: 0000000000000078
[  559.279999][ T7637] R10: 00007f69675a1ee8 R11: 0000000000000246 R12: 0000000000000003
[  559.280866][ T7637] R13: 00000000686e6d70 R14: 0000000000499600 R15: 0000000000000000
| [  559.438671][ T7638] ------------[ cut here ]------------
| [ 559.439023][ T7638] WARNING: CPU: 0 PID: 7638 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) 
| [  559.439640][ T7638] Modules linked in: act_gact vxlan ip6_udp_tunnel udp_tunnel bridge stp llc 8021q cls_flower act_mirred act_vlan act_mpls cls_matchall sch_ingress vrf veth
| [  559.441379][ T7638] Tainted: [W]=WARN
[  559.441648][ T7638] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 559.442030][ T7638] 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) 
[ 559.442349][ T7638] 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
[  559.443480][ T7638] RSP: 0018:ffffc90008d1ef70 EFLAGS: 00010246
[  559.443957][ T7638] RAX: 0000000000000000 RBX: ffff888008c9a000 RCX: 0000000000000001
[  559.444717][ T7638] RDX: 0000000000000000 RSI: ffffffff92c9b939 RDI: ffffffff924555e0
[  559.445238][ T7638] RBP: ffffc90008d1f058 R08: 0000000000000000 R09: 0000000000000000
[  559.445716][ T7638] R10: ffffc90008d1f088 R11: ffffffff93179160 R12: 1ffff920011a3df2
[  559.446222][ T7638] R13: 00000000000005dc R14: ffffc90008d1f088 R15: ffff888008c9af08
[  559.446706][ T7638] FS:  00007fb6d5b71800(0000) GS:ffff8880a14b7000(0000) knlGS:0000000000000000
[  559.447270][ T7638] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  559.447969][ T7638] CR2: 00000000004e5ce0 CR3: 00000000119a6005 CR4: 0000000000772ef0
[  559.448828][ T7638] PKRU: 55555554
[  559.449252][ T7638] Call Trace:
[  559.449714][ T7638]  <TASK>
[ 559.449995][ T7638] ? __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) 
[ 559.450700][ T7638] ? br_del_if (net/bridge/br_if.c:742) bridge 
[ 559.451329][ T7638] ? do_set_master (net/core/rtnetlink.c:2932) 
[ 559.451897][ T7638] ? do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 559.452451][ T7638] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 559.453016][ T7638] ? netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[ 559.453597][ T7638] ? netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 559.454136][ T7638] ? ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 559.454711][ T7638] ? ___sys_sendmsg (net/socket.c:2670) 
[ 559.455260][ T7638] ? __sys_sendmsg (net/socket.c:2700) 
[ 559.455844][ T7638] ? do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 559.456425][ T7638] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[ 559.457139][ T7638] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 559.457750][ T7638] netif_set_mtu (net/core/dev.c:9652) 
[ 559.458243][ T7638] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 559.458765][ T7638] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 559.459149][ T7638] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 559.459820][ T7638] br_del_if (net/bridge/br_if.c:743) bridge 
[ 559.460402][ T7638] ? rtnl_is_locked (net/core/rtnetlink.c:169) 
[ 559.460907][ T7638] do_set_master (net/core/rtnetlink.c:2932) 
[ 559.461394][ T7638] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 559.461908][ T7638] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 559.462506][ T7638] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 559.463063][ T7638] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 559.463634][ T7638] ? __kernel_text_address (kernel/extable.c:79) 
[ 559.464219][ T7638] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 559.464816][ T7638] ? __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) 
[ 559.465376][ T7638] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 559.466064][ T7638] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 559.466639][ T7638] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 559.467195][ T7638] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 559.467735][ T7638] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 559.468305][ T7638] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 559.468904][ T7638] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 559.469445][ T7638] ? __create_object (mm/kmemleak.c:771) 
[ 559.470033][ T7638] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 559.470587][ T7638] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 559.471142][ T7638] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 559.471840][ T7638] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 559.472429][ T7638] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 559.473009][ T7638] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 559.473664][ T7638] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 559.474292][ T7638] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 559.474824][ T7638] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 559.475380][ T7638] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 559.475934][ T7638] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 559.476473][ T7638] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 559.477034][ T7638] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 559.477608][ T7638] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 559.478176][ T7638] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 559.478721][ T7638] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 559.479271][ T7638] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 559.479844][ T7638] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 559.480392][ T7638] ? 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) 
[ 559.480964][ T7638] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[ 559.481534][ T7638] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 559.482067][ T7638] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 559.482621][ T7638] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 559.483153][ T7638] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 559.483699][ T7638] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 559.484247][ T7638] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 559.484813][ T7638] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 559.485356][ T7638] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 559.486072][ T7638] ___sys_sendmsg (net/socket.c:2670) 
[ 559.486604][ T7638] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 559.487157][ T7638] ? __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) 
[ 559.487855][ T7638] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 559.488421][ T7638] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 559.489021][ T7638] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 559.489608][ T7638] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 559.490164][ T7638] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 559.490723][ T7638] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 559.491296][ T7638] __sys_sendmsg (net/socket.c:2700) 
[ 559.491862][ T7638] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 559.492573][ T7638] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 559.493122][ T7638] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 559.493439][ T7638] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 559.493815][ T7638] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[  559.494200][ T7638] RIP: 0033:0x7fb6d5d3e1e7
[ 559.494531][ T7638] 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)
[  559.495643][ T7638] RSP: 002b:00007ffde7249e08 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[  559.496153][ T7638] RAX: ffffffffffffffda RBX: 00007ffde724a530 RCX: 00007fb6d5d3e1e7
[  559.496660][ T7638] RDX: 0000000000000000 RSI: 00007ffde7249e70 RDI: 0000000000000005
[  559.497148][ T7638] RBP: 0000000000000003 R08: 0000000000000003 R09: 0000000000000078
[  559.497668][ T7638] R10: 00007fb6d5c3bee8 R11: 0000000000000246 R12: 0000000000000003
[  559.498179][ T7638] R13: 00000000686e6d71 R14: 0000000000499600 R15: 0000000000000000
| [  565.044927][ T7643] ------------[ cut here ]------------
| [ 565.045234][ T7643] WARNING: CPU: 3 PID: 7643 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) 
| [  565.046636][ T7643] Modules linked in: act_gact vxlan ip6_udp_tunnel udp_tunnel bridge stp llc 8021q cls_flower act_mirred act_vlan act_mpls cls_matchall sch_ingress vrf veth
| [  565.048243][ T7643] Tainted: [W]=WARN
[  565.048478][ T7643] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 565.048888][ T7643] 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) 
[ 565.049216][ T7643] 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
[  565.050321][ T7643] RSP: 0018:ffffc90008caeef0 EFLAGS: 00010246
[  565.050719][ T7643] RAX: 0000000000000000 RBX: ffff888008c9a000 RCX: 0000000000000001
[  565.051178][ T7643] RDX: 0000000000000000 RSI: ffffffff92c9b939 RDI: ffffffff924555e0
[  565.051657][ T7643] RBP: ffffc90008caefe0 R08: 0000000000000000 R09: 0000000000000000
[  565.052116][ T7643] R10: ffffc90008caf010 R11: ffffffff93aa8918 R12: 1ffff92001195de2
[  565.052592][ T7643] R13: 00000000000005dc R14: ffffc90008caf010 R15: ffff888008c9af08
[  565.053063][ T7643] FS:  00007f3de1bed800(0000) GS:ffff8880a1637000(0000) knlGS:0000000000000000
[  565.053609][ T7643] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  565.054007][ T7643] CR2: 00000000004e5ce0 CR3: 000000000c141003 CR4: 0000000000772ef0
[  565.054474][ T7643] PKRU: 55555554
[  565.054715][ T7643] Call Trace:
[  565.054947][ T7643]  <TASK>
[ 565.055108][ T7643] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 565.055415][ T7643] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 565.055740][ T7643] ? mark_held_locks (kernel/locking/lockdep.c:4328) 
[ 565.056055][ T7643] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:151 kernel/locking/spinlock.c:194) 
[ 565.056442][ T7643] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4475) 
[ 565.056767][ T7643] netif_set_mtu (net/core/dev.c:9652) 
[ 565.057087][ T7643] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 565.057407][ T7643] ? br_get_link_af_size_filtered (net/bridge/br_netlink.c:116) bridge 
[ 565.057853][ T7643] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 565.058087][ T7643] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 565.058556][ T7643] br_add_if (net/bridge/br_if.c:697) bridge 
[ 565.058911][ T7643] do_set_master (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:41 net/core/rtnetlink.c:2949) 
[ 565.059228][ T7643] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 565.059553][ T7643] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 565.059985][ T7643] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 565.060294][ T7643] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 565.060636][ T7643] ? __kernel_text_address (kernel/extable.c:79) 
[ 565.060953][ T7643] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 565.061265][ T7643] ? __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) 
[ 565.061583][ T7643] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 565.061964][ T7643] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 565.062273][ T7643] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 565.062591][ T7643] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 565.062908][ T7643] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 565.063217][ T7643] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 565.063541][ T7643] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 565.063853][ T7643] ? __create_object (mm/kmemleak.c:771) 
[ 565.064168][ T7643] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 565.064477][ T7643] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 565.064807][ T7643] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 565.065194][ T7643] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 565.065530][ T7643] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 565.065853][ T7643] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 565.066162][ T7643] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 565.066482][ T7643] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 565.066797][ T7643] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 565.067120][ T7643] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 565.067443][ T7643] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 565.067761][ T7643] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 565.068081][ T7643] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 565.068394][ T7643] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 565.068720][ T7643] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 565.069043][ T7643] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 565.069352][ T7643] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 565.069679][ T7643] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 565.069992][ T7643] ? 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) 
[ 565.070310][ T7643] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[ 565.070631][ T7643] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 565.070939][ T7643] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 565.071252][ T7643] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 565.071568][ T7643] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 565.071880][ T7643] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 565.072203][ T7643] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 565.072546][ T7643] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 565.072864][ T7643] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 565.073266][ T7643] ___sys_sendmsg (net/socket.c:2670) 
[ 565.073600][ T7643] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 565.073908][ T7643] ? __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) 
[ 565.074289][ T7643] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 565.074610][ T7643] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 565.074930][ T7643] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 565.075244][ T7643] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 565.075558][ T7643] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 565.075867][ T7643] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 565.076181][ T7643] __sys_sendmsg (net/socket.c:2700) 
[ 565.076487][ T7643] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 565.076894][ T7643] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 565.077240][ T7643] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 565.077556][ T7643] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 565.077867][ T7643] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[  565.078263][ T7643] RIP: 0033:0x7f3de1dba1e7
[ 565.078595][ T7643] 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)
[  565.079705][ T7643] RSP: 002b:00007ffc79550598 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[  565.080167][ T7643] RAX: ffffffffffffffda RBX: 00007ffc79550cc0 RCX: 00007f3de1dba1e7
[  565.080641][ T7643] RDX: 0000000000000000 RSI: 00007ffc79550600 RDI: 0000000000000005
[  565.081101][ T7643] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000000
[  565.081571][ T7643] R10: 0000000010413910 R11: 0000000000000246 R12: 0000000000000004
[  565.082033][ T7643] R13: 00000000686e6d76 R14: 0000000000499600 R15: 0000000000000000
| [  565.325643][ T7645] ------------[ cut here ]------------
| [ 565.325967][ T7645] WARNING: CPU: 2 PID: 7645 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) 
| [  565.326601][ T7645] Modules linked in: act_gact vxlan ip6_udp_tunnel udp_tunnel bridge stp llc 8021q cls_flower act_mirred act_vlan act_mpls cls_matchall sch_ingress vrf veth
| [  565.328272][ T7645] Tainted: [W]=WARN
[  565.328530][ T7645] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 565.328939][ T7645] 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) 
[ 565.329293][ T7645] 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
[  565.330410][ T7645] RSP: 0018:ffffc90008c8eef0 EFLAGS: 00010246
[  565.330822][ T7645] RAX: 0000000000000000 RBX: ffff888008c9a000 RCX: 0000000000000001
[  565.331302][ T7645] RDX: 0000000000000000 RSI: ffffffff92c9b939 RDI: ffffffff924555e0
[  565.331799][ T7645] RBP: ffffc90008c8efe0 R08: 0000000000000000 R09: 0000000000000000
[  565.332274][ T7645] R10: ffffc90008c8f010 R11: ffffffff93aa8918 R12: 1ffff92001191de2
[  565.332758][ T7645] R13: 00000000000005dc R14: ffffc90008c8f010 R15: ffff888008c9af08
[  565.333243][ T7645] FS:  00007f4daa429800(0000) GS:ffff8880a15b7000(0000) knlGS:0000000000000000
[  565.333809][ T7645] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  565.334217][ T7645] CR2: 00000000004e5de8 CR3: 000000000610e004 CR4: 0000000000772ef0
[  565.334731][ T7645] PKRU: 55555554
[  565.334977][ T7645] Call Trace:
[  565.335217][ T7645]  <TASK>
[ 565.335396][ T7645] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 565.335730][ T7645] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 565.336058][ T7645] ? mark_held_locks (kernel/locking/lockdep.c:4328) 
[ 565.336379][ T7645] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:151 kernel/locking/spinlock.c:194) 
[ 565.336785][ T7645] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4475) 
[ 565.337124][ T7645] netif_set_mtu (net/core/dev.c:9652) 
[ 565.337451][ T7645] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 565.337805][ T7645] ? br_get_link_af_size_filtered (net/bridge/br_netlink.c:116) bridge 
[ 565.338260][ T7645] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 565.338510][ T7645] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 565.338959][ T7645] br_add_if (net/bridge/br_if.c:697) bridge 
[ 565.339328][ T7645] do_set_master (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:41 net/core/rtnetlink.c:2949) 
[ 565.339669][ T7645] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 565.340020][ T7645] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 565.340427][ T7645] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 565.340763][ T7645] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 565.341082][ T7645] ? __kernel_text_address (kernel/extable.c:79) 
[ 565.341409][ T7645] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 565.341753][ T7645] ? __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) 
[ 565.342080][ T7645] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 565.342471][ T7645] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 565.342827][ T7645] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 565.343148][ T7645] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 565.343467][ T7645] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 565.343797][ T7645] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 565.344122][ T7645] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 565.344436][ T7645] ? __create_object (mm/kmemleak.c:771) 
[ 565.344770][ T7645] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 565.345089][ T7645] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 565.345420][ T7645] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 565.345827][ T7645] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 565.346155][ T7645] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 565.346477][ T7645] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 565.346807][ T7645] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 565.347151][ T7645] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 565.347474][ T7645] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 565.347813][ T7645] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 565.348141][ T7645] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 565.348462][ T7645] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 565.348796][ T7645] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 565.349123][ T7645] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 565.349449][ T7645] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 565.349783][ T7645] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 565.350134][ T7645] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 565.350473][ T7645] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 565.350801][ T7645] ? 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) 
[ 565.351123][ T7645] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[ 565.351444][ T7645] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 565.351780][ T7645] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 565.352105][ T7645] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 565.352432][ T7645] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 565.352779][ T7645] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 565.353109][ T7645] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 565.353448][ T7645] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 565.353783][ T7645] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 565.354191][ T7645] ___sys_sendmsg (net/socket.c:2670) 
[ 565.354539][ T7645] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 565.354862][ T7645] ? __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) 
[ 565.355283][ T7645] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 565.355625][ T7645] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 565.355966][ T7645] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 565.356292][ T7645] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 565.356634][ T7645] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 565.356950][ T7645] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 565.357294][ T7645] __sys_sendmsg (net/socket.c:2700) 
[ 565.357637][ T7645] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 565.358033][ T7645] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 565.358362][ T7645] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 565.358701][ T7645] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 565.359023][ T7645] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[  565.359419][ T7645] RIP: 0033:0x7f4daa5f61e7
[ 565.359779][ T7645] 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)
[  565.360910][ T7645] RSP: 002b:00007ffe0e5fa848 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[  565.361393][ T7645] RAX: ffffffffffffffda RBX: 00007ffe0e5faf70 RCX: 00007f4daa5f61e7
[  565.361886][ T7645] RDX: 0000000000000000 RSI: 00007ffe0e5fa8b0 RDI: 0000000000000005
[  565.362367][ T7645] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000000
[  565.362856][ T7645] R10: 0000000019a97910 R11: 0000000000000246 R12: 0000000000000004
[  565.363328][ T7645] R13: 00000000686e6d76 R14: 0000000000499600 R15: 0000000000000000
| [  933.920164][T10920] ------------[ cut here ]------------
| [933.920483][T10920] WARNING: CPU: 3 PID: 10920 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) 
| [  933.921161][T10920] Modules linked in: act_gact vxlan ip6_udp_tunnel udp_tunnel bridge stp llc 8021q cls_flower act_mirred act_vlan act_mpls cls_matchall sch_ingress vrf veth
| [  933.922754][T10920] Tainted: [W]=WARN
[  933.922987][T10920] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[933.923372][T10920] 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) 
[ 933.923715][T10920] 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
[  933.924824][T10920] RSP: 0018:ffffc900010bef70 EFLAGS: 00010246
[  933.925231][T10920] RAX: 0000000000000000 RBX: ffff888008c9a000 RCX: 0000000000000001
[  933.925722][T10920] RDX: 0000000000000000 RSI: ffffffff92c9b939 RDI: ffffffff924555e0
[  933.926202][T10920] RBP: ffffc900010bf058 R08: 0000000000000000 R09: 0000000000000000
[  933.926683][T10920] R10: ffffc900010bf088 R11: ffffffff93179160 R12: 1ffff92000217df2
[  933.927162][T10920] R13: 00000000000005dc R14: ffffc900010bf088 R15: ffff888008c9af08
[  933.927672][T10920] FS:  00007fcc02d1c800(0000) GS:ffff8880a1637000(0000) knlGS:0000000000000000
[  933.928232][T10920] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  933.928657][T10920] CR2: 00000000004e5de8 CR3: 0000000012dc6004 CR4: 0000000000772ef0
[  933.929138][T10920] PKRU: 55555554
[  933.929376][T10920] Call Trace:
[  933.929846][T10920]  <TASK>
[933.930015][T10920] ? __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) 
[933.930421][T10920] ? br_del_if (net/bridge/br_if.c:742) bridge 
[933.931017][T10920] ? do_set_master (net/core/rtnetlink.c:2932) 
[933.931328][T10920] ? do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[933.931777][T10920] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[933.932082][T10920] ? netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[933.932390][T10920] ? netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[933.932891][T10920] ? ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[933.933199][T10920] ? ___sys_sendmsg (net/socket.c:2670) 
[933.933509][T10920] ? __sys_sendmsg (net/socket.c:2700) 
[933.934044][T10920] ? do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[933.934362][T10920] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[933.934770][T10920] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[933.935101][T10920] netif_set_mtu (net/core/dev.c:9652) 
[933.935425][T10920] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[933.935775][T10920] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[933.936014][T10920] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[933.936461][T10920] br_del_if (net/bridge/br_if.c:743) bridge 
[933.936864][T10920] ? rtnl_is_locked (net/core/rtnetlink.c:169) 
[933.937188][T10920] do_set_master (net/core/rtnetlink.c:2932) 
[933.937536][T10920] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[933.937862][T10920] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[933.938273][T10920] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[933.938620][T10920] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[933.938944][T10920] ? __kernel_text_address (kernel/extable.c:79) 
[933.939257][T10920] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[933.939577][T10920] ? __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) 
[933.939887][T10920] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[933.940274][T10920] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[933.940626][T10920] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[933.940949][T10920] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[933.941256][T10920] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[933.941580][T10920] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[933.941886][T10920] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[933.942187][T10920] ? __create_object (mm/kmemleak.c:771) 
[933.942505][T10920] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[933.942832][T10920] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[933.943147][T10920] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[933.943546][T10920] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[933.943862][T10920] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[933.944172][T10920] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[933.944482][T10920] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[933.944821][T10920] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[933.945128][T10920] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[933.945437][T10920] ? __lock_release (kernel/locking/lockdep.c:5539) 
[933.945756][T10920] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[933.946067][T10920] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[933.946375][T10920] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[933.946697][T10920] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[933.947012][T10920] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[933.947316][T10920] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[933.947645][T10920] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[933.947966][T10920] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[933.948274][T10920] ? 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) 
[933.948606][T10920] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[933.948917][T10920] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[933.949224][T10920] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[933.949547][T10920] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[933.949857][T10920] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[933.950175][T10920] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[933.950485][T10920] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[933.950810][T10920] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[933.951115][T10920] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[933.951503][T10920] ___sys_sendmsg (net/socket.c:2670) 
[933.951816][T10920] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[933.952124][T10920] ? __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) 
[933.952539][T10920] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[933.952850][T10920] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[933.953159][T10920] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[933.953471][T10920] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[933.953791][T10920] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[933.954100][T10920] ? __lock_release (kernel/locking/lockdep.c:5539) 
[933.954410][T10920] __sys_sendmsg (net/socket.c:2700) 
[933.954731][T10920] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[933.955113][T10920] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[933.955430][T10920] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[933.955748][T10920] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[933.956054][T10920] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[  933.956435][T10920] RIP: 0033:0x7fcc02ee91e7
[ 933.956780][T10920] 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)
[  933.957902][T10920] RSP: 002b:00007ffd17b78328 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[  933.958365][T10920] RAX: ffffffffffffffda RBX: 00007ffd17b78a50 RCX: 00007fcc02ee91e7
[  933.958834][T10920] RDX: 0000000000000000 RSI: 00007ffd17b78390 RDI: 0000000000000005
[  933.959299][T10920] RBP: 0000000000000003 R08: 0000000000000003 R09: 0000000000000078
[  933.959765][T10920] R10: 00007fcc02de6ee8 R11: 0000000000000246 R12: 0000000000000003
[  933.960224][T10920] R13: 00000000686e6ee7 R14: 0000000000499600 R15: 0000000000000000
| [  934.084146][T10921] ------------[ cut here ]------------
| [934.084509][T10921] WARNING: CPU: 2 PID: 10921 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) 
| [  934.085189][T10921] Modules linked in: act_gact vxlan ip6_udp_tunnel udp_tunnel bridge stp llc 8021q cls_flower act_mirred act_vlan act_mpls cls_matchall sch_ingress vrf veth
| [  934.086889][T10921] Tainted: [W]=WARN
[  934.087147][T10921] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[934.087566][T10921] 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) 
[ 934.087917][T10921] 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
[  934.089052][T10921] RSP: 0018:ffffc900010bef70 EFLAGS: 00010246
[  934.089459][T10921] RAX: 0000000000000000 RBX: ffff888008c9a000 RCX: 0000000000000001
[  934.089940][T10921] RDX: 0000000000000000 RSI: ffffffff92c9b939 RDI: ffffffff924555e0
[  934.090413][T10921] RBP: ffffc900010bf058 R08: 0000000000000000 R09: 0000000000000000
[  934.091897][T10921] R10: ffffc900010bf088 R11: ffffffff93179160 R12: 1ffff92000217df2
[  934.092390][T10921] R13: 00000000000005dc R14: ffffc900010bf088 R15: ffff888008c9af08
[  934.092949][T10921] FS:  00007fd941296800(0000) GS:ffff8880a15b7000(0000) knlGS:0000000000000000
[  934.093552][T10921] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  934.093972][T10921] CR2: 00000000004e5ce0 CR3: 000000000f81c002 CR4: 0000000000772ef0
[  934.094495][T10921] PKRU: 55555554
[  934.094770][T10921] Call Trace:
[  934.095032][T10921]  <TASK>
[934.095212][T10921] ? __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) 
[934.095641][T10921] ? br_del_if (net/bridge/br_if.c:742) bridge 
[934.096031][T10921] ? do_set_master (net/core/rtnetlink.c:2932) 
[934.096384][T10921] ? do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[934.096738][T10921] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[934.097105][T10921] ? netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[934.097464][T10921] ? netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[934.097833][T10921] ? ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[934.098181][T10921] ? ___sys_sendmsg (net/socket.c:2670) 
[934.098530][T10921] ? __sys_sendmsg (net/socket.c:2700) 
[934.098877][T10921] ? do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[934.099215][T10921] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[934.099661][T10921] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[934.100035][T10921] netif_set_mtu (net/core/dev.c:9652) 
[934.100381][T10921] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[934.100755][T10921] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[934.101018][T10921] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[934.101500][T10921] br_del_if (net/bridge/br_if.c:743) bridge 
[934.101904][T10921] ? rtnl_is_locked (net/core/rtnetlink.c:169) 
[934.102238][T10921] do_set_master (net/core/rtnetlink.c:2932) 
[934.102594][T10921] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[934.102944][T10921] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[934.103374][T10921] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[934.103735][T10921] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[934.104089][T10921] ? __kernel_text_address (kernel/extable.c:79) 
[934.104431][T10921] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[934.104810][T10921] ? __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) 
[934.105149][T10921] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[934.105584][T10921] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[934.105922][T10921] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[934.106256][T10921] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[934.106600][T10921] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[934.106944][T10921] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[934.107281][T10921] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[934.107649][T10921] ? __create_object (mm/kmemleak.c:771) 
[934.107998][T10921] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[934.108339][T10921] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[934.108689][T10921] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[934.109111][T10921] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[934.109460][T10921] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[934.109820][T10921] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[934.110156][T10921] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[934.110503][T10921] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[934.110858][T10921] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[934.111191][T10921] ? __lock_release (kernel/locking/lockdep.c:5539) 
[934.111566][T10921] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[934.111902][T10921] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[934.112239][T10921] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[934.112600][T10921] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[934.112940][T10921] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[934.113273][T10921] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[934.113632][T10921] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[934.113977][T10921] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[934.114309][T10921] ? 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) 
[934.114654][T10921] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[934.114994][T10921] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[934.115327][T10921] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[934.115683][T10921] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[934.116025][T10921] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[934.116360][T10921] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[934.116716][T10921] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[934.117062][T10921] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[934.117401][T10921] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[934.117835][T10921] ___sys_sendmsg (net/socket.c:2670) 
[934.118168][T10921] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[934.118512][T10921] ? __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) 
[934.118938][T10921] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[934.119279][T10921] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[934.119632][T10921] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[934.119978][T10921] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[934.120317][T10921] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[934.120662][T10921] ? __lock_release (kernel/locking/lockdep.c:5539) 
[934.121009][T10921] __sys_sendmsg (net/socket.c:2700) 
[934.121342][T10921] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[934.121762][T10921] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[934.122108][T10921] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[934.122445][T10921] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[934.122792][T10921] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[  934.123198][T10921] RIP: 0033:0x7fd9414631e7
[ 934.123565][T10921] 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)
[  934.124726][T10921] RSP: 002b:00007ffd5933dc18 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[  934.125225][T10921] RAX: ffffffffffffffda RBX: 00007ffd5933e340 RCX: 00007fd9414631e7
[  934.125742][T10921] RDX: 0000000000000000 RSI: 00007ffd5933dc80 RDI: 0000000000000005
[  934.126239][T10921] RBP: 0000000000000003 R08: 0000000000000003 R09: 0000000000000078
[  934.126750][T10921] R10: 00007fd941360ee8 R11: 0000000000000246 R12: 0000000000000003
[  934.127244][T10921] R13: 00000000686e6ee7 R14: 0000000000499600 R15: 0000000000000000
| [  939.707325][T10926] ------------[ cut here ]------------
| [939.707730][T10926] WARNING: CPU: 2 PID: 10926 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) 
| [  939.708431][T10926] Modules linked in: act_gact vxlan ip6_udp_tunnel udp_tunnel bridge stp llc 8021q cls_flower act_mirred act_vlan act_mpls cls_matchall sch_ingress vrf veth
| [  939.710209][T10926] Tainted: [W]=WARN
[  939.710483][T10926] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[939.710942][T10926] 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) 
[ 939.711290][T10926] 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
[  939.712529][T10926] RSP: 0018:ffffc9000107eef0 EFLAGS: 00010246
[  939.712994][T10926] RAX: 0000000000000000 RBX: ffff888008c9a000 RCX: 0000000000000001
[  939.713515][T10926] RDX: 0000000000000000 RSI: ffffffff92c9b939 RDI: ffffffff924555e0
[  939.714078][T10926] RBP: ffffc9000107efe0 R08: 0000000000000000 R09: 0000000000000000
[  939.714609][T10926] R10: ffffc9000107f010 R11: ffffffff93aa8918 R12: 1ffff9200020fde2
[  939.715135][T10926] R13: 00000000000005dc R14: ffffc9000107f010 R15: ffff888008c9af08
[  939.715670][T10926] FS:  00007fa84965b800(0000) GS:ffff8880a15b7000(0000) knlGS:0000000000000000
[  939.716244][T10926] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  939.716684][T10926] CR2: 00000000004e5ce0 CR3: 000000000c3b7003 CR4: 0000000000772ef0
[  939.717181][T10926] PKRU: 55555554
[  939.717455][T10926] Call Trace:
[  939.717721][T10926]  <TASK>
[939.717903][T10926] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[939.718240][T10926] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[939.718593][T10926] ? mark_held_locks (kernel/locking/lockdep.c:4328) 
[939.718940][T10926] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:151 kernel/locking/spinlock.c:194) 
[939.719355][T10926] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4475) 
[939.719706][T10926] netif_set_mtu (net/core/dev.c:9652) 
[939.720049][T10926] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[939.720409][T10926] ? br_get_link_af_size_filtered (net/bridge/br_netlink.c:116) bridge 
[939.720922][T10926] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[939.721184][T10926] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[939.721666][T10926] br_add_if (net/bridge/br_if.c:697) bridge 
[939.722052][T10926] do_set_master (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:41 net/core/rtnetlink.c:2949) 
[939.722418][T10926] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[939.722784][T10926] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[939.723229][T10926] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[939.723581][T10926] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[939.723919][T10926] ? __kernel_text_address (kernel/extable.c:79) 
[939.724258][T10926] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[939.724639][T10926] ? __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) 
[939.724983][T10926] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[939.725403][T10926] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[939.725768][T10926] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[939.726122][T10926] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[939.726455][T10926] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[939.726818][T10926] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[939.727163][T10926] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[939.727510][T10926] ? __create_object (mm/kmemleak.c:771) 
[939.727889][T10926] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[939.728230][T10926] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[939.728599][T10926] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[939.729015][T10926] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[939.729378][T10926] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[939.729752][T10926] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[939.730108][T10926] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[939.730471][T10926] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[939.730851][T10926] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[939.731187][T10926] ? __lock_release (kernel/locking/lockdep.c:5539) 
[939.731534][T10926] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[939.731870][T10926] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[939.732207][T10926] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[939.732569][T10926] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[939.732919][T10926] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[939.733253][T10926] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[939.733610][T10926] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[939.733953][T10926] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[939.734305][T10926] ? 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) 
[939.734660][T10926] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[939.735022][T10926] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[939.735356][T10926] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[939.735719][T10926] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[939.736056][T10926] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[939.736391][T10926] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[939.736762][T10926] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[939.737104][T10926] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[939.737449][T10926] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[939.737891][T10926] ___sys_sendmsg (net/socket.c:2670) 
[939.738239][T10926] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[939.738614][T10926] ? __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) 
[939.739047][T10926] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[939.739388][T10926] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[939.739740][T10926] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[939.740081][T10926] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[939.740413][T10926] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[939.740770][T10926] ? __lock_release (kernel/locking/lockdep.c:5539) 
[939.741121][T10926] __sys_sendmsg (net/socket.c:2700) 
[939.741473][T10926] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[939.741902][T10926] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[939.742250][T10926] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[939.742594][T10926] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[939.742931][T10926] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[  939.743337][T10926] RIP: 0033:0x7fa8498281e7
[ 939.743706][T10926] 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)
[  939.744896][T10926] RSP: 002b:00007ffe154108d8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[  939.745399][T10926] RAX: ffffffffffffffda RBX: 00007ffe15411000 RCX: 00007fa8498281e7
[  939.745932][T10926] RDX: 0000000000000000 RSI: 00007ffe15410940 RDI: 0000000000000005
[  939.746424][T10926] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000000
[  939.746929][T10926] R10: 000000001a3b0910 R11: 0000000000000246 R12: 0000000000000004
[  939.747447][T10926] R13: 00000000686e6eed R14: 0000000000499600 R15: 0000000000000000
| [  939.984963][T10928] ------------[ cut here ]------------
| [939.985267][T10928] WARNING: CPU: 3 PID: 10928 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) 
| [  939.985883][T10928] Modules linked in: act_gact vxlan ip6_udp_tunnel udp_tunnel bridge stp llc 8021q cls_flower act_mirred act_vlan act_mpls cls_matchall sch_ingress vrf veth
| [  939.987493][T10928] Tainted: [W]=WARN
[  939.987770][T10928] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[939.988157][T10928] 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) 
[ 939.988477][T10928] 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
[  939.989579][T10928] RSP: 0018:ffffc9000105eef0 EFLAGS: 00010246
[  939.989992][T10928] RAX: 0000000000000000 RBX: ffff888008c9a000 RCX: 0000000000000001
[  939.990462][T10928] RDX: 0000000000000000 RSI: ffffffff92c9b939 RDI: ffffffff924555e0
[  939.990958][T10928] RBP: ffffc9000105efe0 R08: 0000000000000000 R09: 0000000000000000
[  939.991419][T10928] R10: ffffc9000105f010 R11: ffffffff93aa8918 R12: 1ffff9200020bde2
[  939.991908][T10928] R13: 00000000000005dc R14: ffffc9000105f010 R15: ffff888008c9af08
[  939.992395][T10928] FS:  00007fbc57ab9800(0000) GS:ffff8880a1637000(0000) knlGS:0000000000000000
[  939.992981][T10928] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  939.993397][T10928] CR2: 00000000004e5de8 CR3: 000000000e8fc006 CR4: 0000000000772ef0
[  939.993893][T10928] PKRU: 55555554
[  939.994133][T10928] Call Trace:
[  939.994373][T10928]  <TASK>
[939.994559][T10928] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[939.994895][T10928] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[939.995227][T10928] ? mark_held_locks (kernel/locking/lockdep.c:4328) 
[939.995556][T10928] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:151 kernel/locking/spinlock.c:194) 
[939.995955][T10928] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4475) 
[939.996278][T10928] netif_set_mtu (net/core/dev.c:9652) 
[939.996610][T10928] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[939.996945][T10928] ? br_get_link_af_size_filtered (net/bridge/br_netlink.c:116) bridge 
[939.997419][T10928] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[939.997675][T10928] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[939.998117][T10928] br_add_if (net/bridge/br_if.c:697) bridge 
[939.998485][T10928] do_set_master (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:41 net/core/rtnetlink.c:2949) 
[939.998837][T10928] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[939.999164][T10928] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[939.999594][T10928] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[939.999919][T10928] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[940.000240][T10928] ? __kernel_text_address (kernel/extable.c:79) 
[940.000576][T10928] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[940.000904][T10928] ? __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) 
[940.001228][T10928] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[940.001644][T10928] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[940.001976][T10928] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[940.002297][T10928] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[940.002639][T10928] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[940.002963][T10928] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[940.003285][T10928] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[940.003615][T10928] ? __create_object (mm/kmemleak.c:771) 
[940.003941][T10928] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[940.004265][T10928] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[940.004603][T10928] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[940.005001][T10928] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[940.005332][T10928] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[940.005669][T10928] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[940.005991][T10928] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[940.006318][T10928] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[940.006660][T10928] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[940.006981][T10928] ? __lock_release (kernel/locking/lockdep.c:5539) 
[940.007303][T10928] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[940.007642][T10928] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[940.007966][T10928] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[940.008287][T10928] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[940.008625][T10928] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[940.008947][T10928] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[940.009269][T10928] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[940.009617][T10928] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[940.009940][T10928] ? 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) 
[940.010264][T10928] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[940.010611][T10928] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[940.010935][T10928] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[940.011261][T10928] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[940.011594][T10928] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[940.011926][T10928] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[940.012254][T10928] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[940.012588][T10928] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[940.012907][T10928] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[940.013314][T10928] ___sys_sendmsg (net/socket.c:2670) 
[940.013638][T10928] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[940.013961][T10928] ? __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) 
[940.014371][T10928] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[940.014719][T10928] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[940.015045][T10928] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[940.015367][T10928] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[940.015686][T10928] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[940.015992][T10928] ? __lock_release (kernel/locking/lockdep.c:5539) 
[940.016308][T10928] __sys_sendmsg (net/socket.c:2700) 
[940.016623][T10928] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[940.017003][T10928] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[940.017322][T10928] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[940.017658][T10928] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[940.017980][T10928] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[  940.018369][T10928] RIP: 0033:0x7fbc57c861e7
[ 940.018706][T10928] 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)
[  940.019813][T10928] RSP: 002b:00007fffbb013fe8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[  940.020276][T10928] RAX: ffffffffffffffda RBX: 00007fffbb014710 RCX: 00007fbc57c861e7
[  940.020747][T10928] RDX: 0000000000000000 RSI: 00007fffbb014050 RDI: 0000000000000005
[  940.021215][T10928] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000000
[  940.021691][T10928] R10: 0000000004f35910 R11: 0000000000000246 R12: 0000000000000004
[  940.022170][T10928] R13: 00000000686e6eed R14: 0000000000499600 R15: 0000000000000000
| [ 1080.802324][T12832] ------------[ cut here ]------------
| [1080.803423][T12832] WARNING: CPU: 3 PID: 12832 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) 
| [ 1080.804067][T12832] Modules linked in: act_gact vxlan ip6_udp_tunnel udp_tunnel bridge stp llc 8021q cls_flower act_mirred act_vlan act_mpls cls_matchall sch_ingress vrf veth
| [ 1080.805671][T12832] Tainted: [W]=WARN
[ 1080.805992][T12832] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[1080.806383][T12832] 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) 
[ 1080.806724][T12832] 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
[ 1080.807970][T12832] RSP: 0018:ffffc9000a0bef70 EFLAGS: 00010246
[ 1080.808418][T12832] RAX: 0000000000000000 RBX: ffff888008c9a000 RCX: 0000000000000001
[ 1080.809015][T12832] RDX: 0000000000000000 RSI: ffffffff92c9b939 RDI: ffffffff924555e0
[ 1080.809503][T12832] RBP: ffffc9000a0bf058 R08: 0000000000000000 R09: 0000000000000000
[ 1080.810088][T12832] R10: ffffc9000a0bf088 R11: ffffffff93179160 R12: 1ffff92001417df2
[ 1080.810665][T12832] R13: 00000000000005dc R14: ffffc9000a0bf088 R15: ffff888008c9af08
[ 1080.811228][T12832] FS:  00007f8aca684800(0000) GS:ffff8880a1637000(0000) knlGS:0000000000000000
[ 1080.811876][T12832] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 1080.812288][T12832] CR2: 00000000004e5ab0 CR3: 000000000c251002 CR4: 0000000000772ef0
[ 1080.812838][T12832] PKRU: 55555554
[ 1080.813109][T12832] Call Trace:
[ 1080.813346][T12832]  <TASK>
[1080.813603][T12832] ? __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) 
[1080.814117][T12832] ? br_del_if (net/bridge/br_if.c:742) bridge 
[1080.814596][T12832] ? do_set_master (net/core/rtnetlink.c:2932) 
[1080.815125][T12832] ? do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[1080.815698][T12832] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[1080.816233][T12832] ? netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[1080.816830][T12832] ? netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[1080.817374][T12832] ? ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[1080.817909][T12832] ? ___sys_sendmsg (net/socket.c:2670) 
[1080.818285][T12832] ? __sys_sendmsg (net/socket.c:2700) 
[1080.818634][T12832] ? do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[1080.818944][T12832] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[1080.819428][T12832] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[1080.819771][T12832] netif_set_mtu (net/core/dev.c:9652) 
[1080.820086][T12832] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[1080.820425][T12832] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[1080.820678][T12832] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[1080.821130][T12832] br_del_if (net/bridge/br_if.c:743) bridge 
[1080.821490][T12832] ? rtnl_is_locked (net/core/rtnetlink.c:169) 
[1080.821820][T12832] do_set_master (net/core/rtnetlink.c:2932) 
[1080.822154][T12832] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[1080.822498][T12832] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[1080.822916][T12832] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[1080.823241][T12832] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[1080.823573][T12832] ? __kernel_text_address (kernel/extable.c:79) 
[1080.823957][T12832] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[1080.824273][T12832] ? __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) 
[1080.824745][T12832] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[1080.825191][T12832] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[1080.825616][T12832] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[1080.825924][T12832] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[1080.826237][T12832] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[1080.826571][T12832] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[1080.826895][T12832] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[1080.827285][T12832] ? __create_object (mm/kmemleak.c:771) 
[1080.827648][T12832] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[1080.827959][T12832] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[1080.828364][T12832] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[1080.828885][T12832] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[1080.829205][T12832] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[1080.829596][T12832] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[1080.829908][T12832] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[1080.830316][T12832] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[1080.830663][T12832] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[1080.830971][T12832] ? __lock_release (kernel/locking/lockdep.c:5539) 
[1080.831344][T12832] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[1080.831741][T12832] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[1080.832059][T12832] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[1080.832494][T12832] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[1080.832827][T12832] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[1080.833135][T12832] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[1080.833467][T12832] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[1080.833795][T12832] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[1080.834111][T12832] ? 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) 
[1080.834426][T12832] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[1080.834752][T12832] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[1080.835056][T12832] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[1080.835373][T12832] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[1080.835711][T12832] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[1080.836019][T12832] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[1080.836336][T12832] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[1080.836669][T12832] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[1080.836975][T12832] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[1080.837364][T12832] ___sys_sendmsg (net/socket.c:2670) 
[1080.837706][T12832] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[1080.838025][T12832] ? __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) 
[1080.838418][T12832] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[1080.838741][T12832] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[1080.839054][T12832] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[1080.839365][T12832] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[1080.839693][T12832] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[1080.840001][T12832] ? __lock_release (kernel/locking/lockdep.c:5539) 
[1080.840320][T12832] __sys_sendmsg (net/socket.c:2700) 
[1080.840644][T12832] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[1080.841024][T12832] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[1080.841341][T12832] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[1080.841669][T12832] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[1080.841976][T12832] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[ 1080.842357][T12832] RIP: 0033:0x7f8aca8511e7
[ 1080.842709][T12832] 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)
[ 1080.843823][T12832] RSP: 002b:00007ffd35887f08 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[ 1080.844292][T12832] RAX: ffffffffffffffda RBX: 00007ffd35888630 RCX: 00007f8aca8511e7
[ 1080.844784][T12832] RDX: 0000000000000000 RSI: 00007ffd35887f70 RDI: 0000000000000005
[ 1080.845245][T12832] RBP: 0000000000000003 R08: 0000000000000003 R09: 0000000000000078
[ 1080.845725][T12832] R10: 00007f8aca74eee8 R11: 0000000000000246 R12: 0000000000000003
[ 1080.846181][T12832] R13: 00000000686e6f7a R14: 0000000000499600 R15: 0000000000000000
| [ 1081.275317][T12836] ------------[ cut here ]------------
| [1081.275688][T12836] WARNING: CPU: 2 PID: 12836 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) 
| [ 1081.276310][T12836] Modules linked in: act_gact vxlan ip6_udp_tunnel udp_tunnel bridge stp llc 8021q cls_flower act_mirred act_vlan act_mpls cls_matchall sch_ingress vrf veth
| [ 1081.277993][T12836] Tainted: [W]=WARN
[ 1081.278242][T12836] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[1081.278653][T12836] 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) 
[ 1081.278985][T12836] 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
[ 1081.280114][T12836] RSP: 0018:ffffc9000a08ef70 EFLAGS: 00010246
[ 1081.280526][T12836] RAX: 0000000000000000 RBX: ffff888008c9a000 RCX: 0000000000000001
[ 1081.281005][T12836] RDX: 0000000000000000 RSI: ffffffff92c9b939 RDI: ffffffff924555e0
[ 1081.281478][T12836] RBP: ffffc9000a08f058 R08: 0000000000000000 R09: 0000000000000000
[ 1081.283049][T12836] R10: ffffc9000a08f088 R11: ffffffff93179160 R12: 1ffff92001411df2
[ 1081.283539][T12836] R13: 00000000000005dc R14: ffffc9000a08f088 R15: ffff888008c9af08
[ 1081.284046][T12836] FS:  00007f4d62720800(0000) GS:ffff8880a15b7000(0000) knlGS:0000000000000000
[ 1081.284655][T12836] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 1081.285079][T12836] CR2: 00000000004e5aa8 CR3: 000000000bdbc003 CR4: 0000000000772ef0
[ 1081.285567][T12836] PKRU: 55555554
[ 1081.285816][T12836] Call Trace:
[ 1081.286084][T12836]  <TASK>
[1081.286269][T12836] ? __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) 
[1081.286704][T12836] ? br_del_if (net/bridge/br_if.c:742) bridge 
[1081.287106][T12836] ? do_set_master (net/core/rtnetlink.c:2932) 
[1081.287447][T12836] ? do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[1081.287834][T12836] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[1081.288175][T12836] ? netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[1081.288535][T12836] ? netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[1081.288874][T12836] ? ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[1081.289257][T12836] ? ___sys_sendmsg (net/socket.c:2670) 
[1081.289618][T12836] ? __sys_sendmsg (net/socket.c:2700) 
[1081.289958][T12836] ? do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[1081.290315][T12836] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[1081.290745][T12836] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[1081.291084][T12836] netif_set_mtu (net/core/dev.c:9652) 
[1081.291430][T12836] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[1081.291782][T12836] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[1081.292033][T12836] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[1081.292484][T12836] br_del_if (net/bridge/br_if.c:743) bridge 
[1081.292872][T12836] ? rtnl_is_locked (net/core/rtnetlink.c:169) 
[1081.293216][T12836] do_set_master (net/core/rtnetlink.c:2932) 
[1081.293572][T12836] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[1081.293910][T12836] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[1081.294329][T12836] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[1081.294699][T12836] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[1081.295070][T12836] ? __kernel_text_address (kernel/extable.c:79) 
[1081.295414][T12836] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[1081.295788][T12836] ? __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) 
[1081.296115][T12836] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[1081.296512][T12836] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[1081.296870][T12836] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[1081.297208][T12836] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[1081.297569][T12836] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[1081.297921][T12836] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[1081.298271][T12836] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[1081.298628][T12836] ? __create_object (mm/kmemleak.c:771) 
[1081.298970][T12836] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[1081.299291][T12836] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[1081.299631][T12836] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[1081.300099][T12836] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[1081.300468][T12836] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[1081.300814][T12836] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[1081.301150][T12836] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[1081.301493][T12836] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[1081.301844][T12836] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[1081.302167][T12836] ? __lock_release (kernel/locking/lockdep.c:5539) 
[1081.302500][T12836] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[1081.302849][T12836] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[1081.303177][T12836] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[1081.303514][T12836] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[1081.303867][T12836] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[1081.304215][T12836] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[1081.304558][T12836] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[1081.304894][T12836] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[1081.305218][T12836] ? 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) 
[1081.305569][T12836] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[1081.305908][T12836] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[1081.306232][T12836] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[1081.306577][T12836] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[1081.306903][T12836] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[1081.307226][T12836] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[1081.307580][T12836] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[1081.307911][T12836] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[1081.308230][T12836] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[1081.308660][T12836] ___sys_sendmsg (net/socket.c:2670) 
[1081.308982][T12836] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[1081.309306][T12836] ? __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) 
[1081.309740][T12836] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[1081.310068][T12836] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[1081.310398][T12836] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[1081.310737][T12836] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[1081.311066][T12836] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[1081.311389][T12836] ? __lock_release (kernel/locking/lockdep.c:5539) 
[1081.311728][T12836] __sys_sendmsg (net/socket.c:2700) 
[1081.312051][T12836] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[1081.312566][T12836] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[1081.312905][T12836] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[1081.313232][T12836] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[1081.313574][T12836] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[ 1081.313970][T12836] RIP: 0033:0x7f4d628ed1e7
[ 1081.314306][T12836] 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)
[ 1081.315423][T12836] RSP: 002b:00007fff698a0bc8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[ 1081.315921][T12836] RAX: ffffffffffffffda RBX: 00007fff698a12f0 RCX: 00007f4d628ed1e7
[ 1081.316400][T12836] RDX: 0000000000000000 RSI: 00007fff698a0c30 RDI: 0000000000000005
[ 1081.316882][T12836] RBP: 0000000000000003 R08: 0000000000000003 R09: 0000000000000078
[ 1081.317357][T12836] R10: 00007f4d627eaee8 R11: 0000000000000246 R12: 0000000000000003
[ 1081.317871][T12836] R13: 00000000686e6f7a R14: 0000000000499600 R15: 0000000000000000
| [ 1081.570221][T12838] ------------[ cut here ]------------
| [1081.570613][T12838] WARNING: CPU: 3 PID: 12838 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) 
| [ 1081.571307][T12838] Modules linked in: act_gact vxlan ip6_udp_tunnel udp_tunnel bridge stp llc 8021q cls_flower act_mirred act_vlan act_mpls cls_matchall sch_ingress vrf veth
| [ 1081.573097][T12838] Tainted: [W]=WARN
[ 1081.573361][T12838] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[1081.573808][T12838] 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) 
[ 1081.574165][T12838] 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
[ 1081.575397][T12838] RSP: 0018:ffffc90009f9ef70 EFLAGS: 00010246
[ 1081.576780][T12838] RAX: 0000000000000000 RBX: ffff888008c9a000 RCX: 0000000000000001
[ 1081.577303][T12838] RDX: 0000000000000000 RSI: ffffffff92c9b939 RDI: ffffffff924555e0
[ 1081.577859][T12838] RBP: ffffc90009f9f058 R08: 0000000000000000 R09: 0000000000000000
[ 1081.578375][T12838] R10: ffffc90009f9f088 R11: ffffffff93179160 R12: 1ffff920013f3df2
[ 1081.578898][T12838] R13: 00000000000005dc R14: ffffc90009f9f088 R15: ffff888008c9af08
[ 1081.579409][T12838] FS:  00007f9f4ec9d800(0000) GS:ffff8880a1637000(0000) knlGS:0000000000000000
[ 1081.580056][T12838] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 1081.580492][T12838] CR2: 00000000004e5de8 CR3: 0000000012db5003 CR4: 0000000000772ef0
[ 1081.581018][T12838] PKRU: 55555554
[ 1081.581276][T12838] Call Trace:
[ 1081.581545][T12838]  <TASK>
[1081.581732][T12838] ? __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) 
[1081.582165][T12838] ? br_del_if (net/bridge/br_if.c:742) bridge 
[1081.582569][T12838] ? do_set_master (net/core/rtnetlink.c:2932) 
[1081.582918][T12838] ? do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[1081.583262][T12838] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[1081.583627][T12838] ? netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[1081.583976][T12838] ? netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[1081.584318][T12838] ? ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[1081.584677][T12838] ? ___sys_sendmsg (net/socket.c:2670) 
[1081.585022][T12838] ? __sys_sendmsg (net/socket.c:2700) 
[1081.585374][T12838] ? do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[1081.585727][T12838] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[1081.586155][T12838] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[1081.586509][T12838] netif_set_mtu (net/core/dev.c:9652) 
[1081.586871][T12838] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[1081.587232][T12838] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[1081.587494][T12838] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[1081.588022][T12838] br_del_if (net/bridge/br_if.c:743) bridge 
[1081.588405][T12838] ? rtnl_is_locked (net/core/rtnetlink.c:169) 
[1081.588763][T12838] do_set_master (net/core/rtnetlink.c:2932) 
[1081.589113][T12838] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[1081.589461][T12838] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[1081.589902][T12838] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[1081.590248][T12838] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[1081.590616][T12838] ? __kernel_text_address (kernel/extable.c:79) 
[1081.590962][T12838] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[1081.591302][T12838] ? __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) 
[1081.591666][T12838] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[1081.592099][T12838] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[1081.592444][T12838] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[1081.592800][T12838] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[1081.593151][T12838] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[1081.593497][T12838] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[1081.593852][T12838] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[1081.594196][T12838] ? __create_object (mm/kmemleak.c:771) 
[1081.594551][T12838] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[1081.594895][T12838] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[1081.595238][T12838] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[1081.595684][T12838] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[1081.596046][T12838] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[1081.596395][T12838] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[1081.596751][T12838] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[1081.597103][T12838] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[1081.597448][T12838] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[1081.597830][T12838] ? __lock_release (kernel/locking/lockdep.c:5539) 
[1081.598184][T12838] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[1081.598537][T12838] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[1081.598894][T12838] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[1081.599245][T12838] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[1081.599620][T12838] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[1081.599965][T12838] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[1081.600312][T12838] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[1081.600680][T12838] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[1081.601025][T12838] ? 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) 
[1081.601385][T12838] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[1081.601746][T12838] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[1081.602090][T12838] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[1081.602435][T12838] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[1081.602792][T12838] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[1081.603137][T12838] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[1081.603489][T12838] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[1081.603872][T12838] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[1081.604220][T12838] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[1081.604670][T12838] ___sys_sendmsg (net/socket.c:2670) 
[1081.605017][T12838] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[1081.605362][T12838] ? __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) 
[1081.605802][T12838] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[1081.606152][T12838] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[1081.606508][T12838] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[1081.606871][T12838] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[1081.607216][T12838] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[1081.607611][T12838] ? __lock_release (kernel/locking/lockdep.c:5539) 
[1081.607972][T12838] __sys_sendmsg (net/socket.c:2700) 
[1081.608316][T12838] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[1081.608753][T12838] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[1081.609116][T12838] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[1081.609465][T12838] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[1081.609821][T12838] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[ 1081.610247][T12838] RIP: 0033:0x7f9f4ee6a1e7
[ 1081.610614][T12838] 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)
[ 1081.611866][T12838] RSP: 002b:00007ffc03a188c8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[ 1081.612388][T12838] RAX: ffffffffffffffda RBX: 00007ffc03a18ff0 RCX: 00007f9f4ee6a1e7
[ 1081.612914][T12838] RDX: 0000000000000000 RSI: 00007ffc03a18930 RDI: 0000000000000005
[ 1081.613429][T12838] RBP: 0000000000000003 R08: 0000000000000003 R09: 0000000000000078
[ 1081.613961][T12838] R10: 00007f9f4ed67ee8 R11: 0000000000000246 R12: 0000000000000003
[ 1081.614475][T12838] R13: 00000000686e6f7b R14: 0000000000499600 R15: 0000000000000000
| [ 1082.136764][T12842] ------------[ cut here ]------------
| [1082.137115][T12842] WARNING: CPU: 2 PID: 12842 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) 
| [ 1082.138050][T12842] Modules linked in: act_gact vxlan ip6_udp_tunnel udp_tunnel bridge stp llc 8021q cls_flower act_mirred act_vlan act_mpls cls_matchall sch_ingress vrf veth
| [ 1082.139665][T12842] Tainted: [W]=WARN
[ 1082.139920][T12842] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[1082.140348][T12842] 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) 
[ 1082.140693][T12842] 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
[ 1082.141800][T12842] RSP: 0018:ffffc9000a49ef70 EFLAGS: 00010246
[ 1082.142200][T12842] RAX: 0000000000000000 RBX: ffff888008c9a000 RCX: 0000000000000001
[ 1082.142688][T12842] RDX: 0000000000000000 RSI: ffffffff92c9b939 RDI: ffffffff924555e0
[ 1082.143158][T12842] RBP: ffffc9000a49f058 R08: 0000000000000000 R09: 0000000000000000
[ 1082.143638][T12842] R10: ffffc9000a49f088 R11: ffffffff93179160 R12: 1ffff92001493df2
[ 1082.144112][T12842] R13: 00000000000005dc R14: ffffc9000a49f088 R15: ffff888008c9af08
[ 1082.144598][T12842] FS:  00007f56e5873800(0000) GS:ffff8880a15b7000(0000) knlGS:0000000000000000
[ 1082.145145][T12842] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 1082.145557][T12842] CR2: 00000000004e5ce0 CR3: 000000000f54e005 CR4: 0000000000772ef0
[ 1082.146030][T12842] PKRU: 55555554
[ 1082.146269][T12842] Call Trace:
[ 1082.146527][T12842]  <TASK>
[1082.146697][T12842] ? __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) 
[1082.147091][T12842] ? br_del_if (net/bridge/br_if.c:742) bridge 
[1082.147453][T12842] ? do_set_master (net/core/rtnetlink.c:2932) 
[1082.147807][T12842] ? do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[1082.148125][T12842] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[1082.148441][T12842] ? netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[1082.148770][T12842] ? netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[1082.149092][T12842] ? ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[1082.149410][T12842] ? ___sys_sendmsg (net/socket.c:2670) 
[1082.149736][T12842] ? __sys_sendmsg (net/socket.c:2700) 
[1082.150053][T12842] ? do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[1082.150367][T12842] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[1082.150768][T12842] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[1082.151095][T12842] netif_set_mtu (net/core/dev.c:9652) 
[1082.151413][T12842] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[1082.151761][T12842] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[1082.152009][T12842] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[1082.152441][T12842] br_del_if (net/bridge/br_if.c:743) bridge 
[1082.152803][T12842] ? rtnl_is_locked (net/core/rtnetlink.c:169) 
[1082.153118][T12842] do_set_master (net/core/rtnetlink.c:2932) 
[1082.153438][T12842] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[1082.153769][T12842] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[1082.154175][T12842] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[1082.154489][T12842] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[1082.154816][T12842] ? __kernel_text_address (kernel/extable.c:79) 
[1082.155175][T12842] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[1082.155506][T12842] ? __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) 
[1082.155836][T12842] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[1082.156236][T12842] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[1082.156577][T12842] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[1082.156898][T12842] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[1082.157217][T12842] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[1082.157561][T12842] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[1082.157885][T12842] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[1082.158206][T12842] ? __create_object (mm/kmemleak.c:771) 
[1082.158544][T12842] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[1082.158870][T12842] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[1082.159220][T12842] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[1082.159626][T12842] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[1082.159955][T12842] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[1082.160285][T12842] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[1082.160616][T12842] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[1082.160946][T12842] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[1082.161271][T12842] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[1082.161605][T12842] ? __lock_release (kernel/locking/lockdep.c:5539) 
[1082.161933][T12842] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[1082.162259][T12842] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[1082.162597][T12842] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[1082.162923][T12842] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[1082.163254][T12842] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[1082.163589][T12842] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[1082.163914][T12842] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[1082.164252][T12842] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[1082.164606][T12842] ? 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) 
[1082.164930][T12842] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[1082.165259][T12842] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[1082.165592][T12842] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[1082.165927][T12842] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[1082.166255][T12842] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[1082.166597][T12842] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[1082.166935][T12842] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[1082.167268][T12842] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[1082.167607][T12842] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[1082.168018][T12842] ___sys_sendmsg (net/socket.c:2670) 
[1082.168340][T12842] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[1082.168673][T12842] ? __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) 
[1082.169075][T12842] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[1082.169401][T12842] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[1082.169763][T12842] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[1082.170112][T12842] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[1082.170462][T12842] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[1082.170807][T12842] ? __lock_release (kernel/locking/lockdep.c:5539) 
[1082.171141][T12842] __sys_sendmsg (net/socket.c:2700) 
[1082.171469][T12842] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[1082.171891][T12842] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[1082.172241][T12842] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[1082.172571][T12842] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[1082.172905][T12842] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[ 1082.173318][T12842] RIP: 0033:0x7f56e5a401e7
[ 1082.173667][T12842] 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)
[ 1082.174833][T12842] RSP: 002b:00007ffd4e5f7288 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[ 1082.175305][T12842] RAX: ffffffffffffffda RBX: 00007ffd4e5f79b0 RCX: 00007f56e5a401e7
[ 1082.175792][T12842] RDX: 0000000000000000 RSI: 00007ffd4e5f72f0 RDI: 0000000000000005
[ 1082.176264][T12842] RBP: 0000000000000003 R08: 0000000000000003 R09: 0000000000000078
[ 1082.176740][T12842] R10: 00007f56e593dee8 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