======================================
| [   23.395896][  T347] br1: port 1(vx10) entered forwarding state
| [   23.397347][  T347] ------------[ cut here ]------------
| [ 23.397662][ T347] WARNING: CPU: 0 PID: 347 at ./include/net/netdev_lock.h:17 netif_set_mtu_ext (./include/net/netdev_lock.h:17 ./include/net/netdev_lock.h:15 ./include/net/netdev_lock.h:25 net/core/dev.c:9610) 
| [   23.398287][  T347] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel bridge stp llc 8021q sch_ingress vrf veth
[   23.399583][  T347] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 23.400001][ T347] RIP: 0010:netif_set_mtu_ext (./include/net/netdev_lock.h:17 ./include/net/netdev_lock.h:15 ./include/net/netdev_lock.h:25 net/core/dev.c:9610) 
[ 23.400349][ T347] Code: 00 00 8b 05 b7 bb 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 fa 61 7b 00 85 c0 0f 85 39 fe ff ff 90 <0f> 0b 90 e9 30 fe ff ff 48 b8 00 00 00 00 00 fc ff df 4c 89 fa 48
All code
========
   0:	00 00                	add    %al,(%rax)
   2:	8b 05 b7 bb 3a 02    	mov    0x23abbb7(%rip),%eax        # 0x23abbbf
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb a0 0c 00 00 	lea    0xca0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 fa 61 7b 00       	call   0x7b621b
  21:	85 c0                	test   %eax,%eax
  23:	0f 85 39 fe ff ff    	jne    0xfffffffffffffe62
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	e9 30 fe ff ff       	jmp    0xfffffffffffffe62
  32:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
  39:	fc ff df 
  3c:	4c 89 fa             	mov    %r15,%rdx
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	e9 30 fe ff ff       	jmp    0xfffffffffffffe38
   8:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
   f:	fc ff df 
  12:	4c 89 fa             	mov    %r15,%rdx
  15:	48                   	rex.W
[   23.401470][  T347] RSP: 0018:ffffc900005f6ef0 EFLAGS: 00010246
[   23.401890][  T347] RAX: 0000000000000000 RBX: ffff888009fe2000 RCX: 0000000000000001
[   23.402368][  T347] RDX: 0000000000000000 RSI: ffffffff9f89b939 RDI: ffffffff9f0555e0
[   23.402833][  T347] RBP: ffffc900005f6fe0 R08: 0000000000000000 R09: 0000000000000000
[   23.404158][  T347] R10: ffffc900005f7010 R11: ffffffffa06a8918 R12: 1ffff920000bede2
[   23.404636][  T347] R13: 00000000000005dc R14: ffffc900005f7010 R15: ffff888009fe2f08
[   23.405105][  T347] FS:  00007f547cd03800(0000) GS:ffff8880948b7000(0000) knlGS:0000000000000000
[   23.405647][  T347] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   23.406036][  T347] CR2: 00000000004e5ce0 CR3: 000000000a21b003 CR4: 0000000000772ef0
[   23.406522][  T347] PKRU: 55555554
[   23.406755][  T347] Call Trace:
[   23.406988][  T347]  <TASK>
[ 23.407159][ T347] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 23.407785][ T347] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 23.408114][ T347] ? mark_held_locks (kernel/locking/lockdep.c:4328) 
[ 23.408427][ T347] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:151 kernel/locking/spinlock.c:194) 
[ 23.408814][ T347] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4475) 
[ 23.409141][ T347] netif_set_mtu (net/core/dev.c:9652) 
[ 23.409453][ T347] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 23.409770][ T347] ? br_get_link_af_size_filtered (net/bridge/br_netlink.c:116) bridge 
[ 23.410227][ T347] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 23.410463][ T347] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 23.410890][ T347] br_add_if (net/bridge/br_if.c:697) bridge 
[ 23.411256][ T347] do_set_master (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:41 net/core/rtnetlink.c:2949) 
[ 23.411580][ T347] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 23.411897][ T347] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 23.412323][ T347] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 23.412636][ T347] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 23.412946][ T347] ? __kernel_text_address (kernel/extable.c:79) 
[ 23.413271][ T347] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 23.413584][ T347] ? __mutex_trylock_common (./arch/x86/include/asm/atomic64_64.h:101 ./include/linux/atomic/atomic-arch-fallback.h:4296 ./include/linux/atomic/atomic-long.h:1482 ./include/linux/atomic/atomic-instrumented.h:4458 kernel/locking/mutex.c:113) 
[ 23.413907][ T347] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 23.414301][ T347] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 23.414614][ T347] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 23.414922][ T347] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 23.415238][ T347] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 23.415551][ T347] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 23.415862][ T347] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 23.416181][ T347] ? __create_object (mm/kmemleak.c:771) 
[ 23.416502][ T347] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 23.416814][ T347] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 23.417178][ T347] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 23.417570][ T347] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 23.417907][ T347] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 23.418250][ T347] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 23.418570][ T347] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 23.418914][ T347] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 23.419233][ T347] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 23.419568][ T347] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 23.419901][ T347] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 23.420230][ T347] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 23.420559][ T347] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 23.420873][ T347] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 23.421196][ T347] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 23.421514][ T347] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 23.421834][ T347] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 23.422180][ T347] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 23.422489][ T347] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 ./include/net/netns/generic.h:48 net/netlink/af_netlink.c:333) 
[ 23.422803][ T347] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[ 23.423123][ T347] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 23.423435][ T347] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 23.423748][ T347] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 23.424098][ T347] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 23.424411][ T347] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 23.424731][ T347] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 23.425056][ T347] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 23.425370][ T347] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 23.425770][ T347] ___sys_sendmsg (net/socket.c:2670) 
[ 23.426092][ T347] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 23.426405][ T347] ? __call_rcu_common.constprop.0 (./arch/x86/include/asm/irqflags.h:26 ./arch/x86/include/asm/irqflags.h:109 ./arch/x86/include/asm/irqflags.h:127 kernel/rcu/tree.c:3096) 
[ 23.426793][ T347] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 23.427119][ T347] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 23.427437][ T347] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 23.427755][ T347] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 23.428072][ T347] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 23.428394][ T347] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 23.428721][ T347] __sys_sendmsg (net/socket.c:2700) 
[ 23.429031][ T347] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 23.429422][ T347] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 23.429750][ T347] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 23.430064][ T347] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 23.430386][ T347] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   23.430775][  T347] RIP: 0033:0x7f547ced01e7
[ 23.431108][ T347] Code: 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b9 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 2e 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 89 54 24 1c 48 89 74 24 10
All code
========
   0:	0e                   	(bad)
   1:	00 f7                	add    %dh,%bh
   3:	d8 64 89 02          	fsubs  0x2(%rcx,%rcx,4)
   7:	48 c7 c0 ff ff ff ff 	mov    $0xffffffffffffffff,%rax
   e:	eb b9                	jmp    0xffffffffffffffc9
  10:	0f 1f 00             	nopl   (%rax)
  13:	f3 0f 1e fa          	endbr64
  17:	64 8b 04 25 18 00 00 	mov    %fs:0x18,%eax
  1e:	00 
  1f:	85 c0                	test   %eax,%eax
  21:	75 10                	jne    0x33
  23:	b8 2e 00 00 00       	mov    $0x2e,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax		<-- trapping instruction
  30:	77 51                	ja     0x83
  32:	c3                   	ret
  33:	48 83 ec 28          	sub    $0x28,%rsp
  37:	89 54 24 1c          	mov    %edx,0x1c(%rsp)
  3b:	48 89 74 24 10       	mov    %rsi,0x10(%rsp)

Code starting with the faulting instruction
===========================================
   0:	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax
   6:	77 51                	ja     0x59
   8:	c3                   	ret
   9:	48 83 ec 28          	sub    $0x28,%rsp
   d:	89 54 24 1c          	mov    %edx,0x1c(%rsp)
  11:	48 89 74 24 10       	mov    %rsi,0x10(%rsp)
[   23.432228][  T347] RSP: 002b:00007ffd12d8e578 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   23.432711][  T347] RAX: ffffffffffffffda RBX: 00007ffd12d8eca0 RCX: 00007f547ced01e7
[   23.433189][  T347] RDX: 0000000000000000 RSI: 00007ffd12d8e5e0 RDI: 0000000000000005
[   23.433658][  T347] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000000
[   23.434130][  T347] R10: 000000002a672910 R11: 0000000000000246 R12: 0000000000000004
[   23.434892][  T347] R13: 00000000686e7304 R14: 0000000000499600 R15: 0000000000000000
| [   23.916870][  T352] ------------[ cut here ]------------
| [ 23.917188][ T352] WARNING: CPU: 0 PID: 352 at ./include/net/netdev_lock.h:17 netif_set_mtu_ext (./include/net/netdev_lock.h:17 ./include/net/netdev_lock.h:15 ./include/net/netdev_lock.h:25 net/core/dev.c:9610) 
| [   23.917801][  T352] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel bridge stp llc 8021q sch_ingress vrf veth
| [   23.919663][  T352] Tainted: [W]=WARN
[   23.919949][  T352] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 23.920560][ T352] RIP: 0010:netif_set_mtu_ext (./include/net/netdev_lock.h:17 ./include/net/netdev_lock.h:15 ./include/net/netdev_lock.h:25 net/core/dev.c:9610) 
[ 23.920930][ T352] Code: 00 00 8b 05 b7 bb 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 fa 61 7b 00 85 c0 0f 85 39 fe ff ff 90 <0f> 0b 90 e9 30 fe ff ff 48 b8 00 00 00 00 00 fc ff df 4c 89 fa 48
All code
========
   0:	00 00                	add    %al,(%rax)
   2:	8b 05 b7 bb 3a 02    	mov    0x23abbb7(%rip),%eax        # 0x23abbbf
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb a0 0c 00 00 	lea    0xca0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 fa 61 7b 00       	call   0x7b621b
  21:	85 c0                	test   %eax,%eax
  23:	0f 85 39 fe ff ff    	jne    0xfffffffffffffe62
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	e9 30 fe ff ff       	jmp    0xfffffffffffffe62
  32:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
  39:	fc ff df 
  3c:	4c 89 fa             	mov    %r15,%rdx
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	e9 30 fe ff ff       	jmp    0xfffffffffffffe38
   8:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
   f:	fc ff df 
  12:	4c 89 fa             	mov    %r15,%rdx
  15:	48                   	rex.W
[   23.922356][  T352] RSP: 0018:ffffc90000636ef0 EFLAGS: 00010246
[   23.922826][  T352] RAX: 0000000000000000 RBX: ffff888009fe2000 RCX: 0000000000000001
[   23.923555][  T352] RDX: 0000000000000000 RSI: ffffffff9f89b939 RDI: ffffffff9f0555e0
[   23.924097][  T352] RBP: ffffc90000636fe0 R08: 0000000000000000 R09: 0000000000000000
[   23.924632][  T352] R10: ffffc90000637010 R11: ffffffffa06a8918 R12: 1ffff920000c6de2
[   23.925170][  T352] R13: 00000000000005dc R14: ffffc90000637010 R15: ffff888009fe2f08
[   23.925709][  T352] FS:  00007f0fc7653800(0000) GS:ffff8880948b7000(0000) knlGS:0000000000000000
[   23.926335][  T352] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   23.926786][  T352] CR2: 00000000004e5de8 CR3: 0000000004cfe004 CR4: 0000000000772ef0
[   23.927319][  T352] PKRU: 55555554
[   23.927581][  T352] Call Trace:
[   23.927855][  T352]  <TASK>
[ 23.928038][ T352] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 23.928417][ T352] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 23.928774][ T352] ? mark_held_locks (kernel/locking/lockdep.c:4328) 
[ 23.929150][ T352] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:151 kernel/locking/spinlock.c:194) 
[ 23.929596][ T352] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4475) 
[ 23.929956][ T352] netif_set_mtu (net/core/dev.c:9652) 
[ 23.930336][ T352] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 23.930706][ T352] ? br_get_link_af_size_filtered (net/bridge/br_netlink.c:116) bridge 
[ 23.931223][ T352] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 23.931496][ T352] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 23.931994][ T352] br_add_if (net/bridge/br_if.c:697) bridge 
[ 23.932405][ T352] do_set_master (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:41 net/core/rtnetlink.c:2949) 
[ 23.932774][ T352] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 23.933149][ T352] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 23.933621][ T352] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 23.933978][ T352] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 23.934354][ T352] ? __kernel_text_address (kernel/extable.c:79) 
[ 23.934711][ T352] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 23.935080][ T352] ? __mutex_trylock_common (./arch/x86/include/asm/atomic64_64.h:101 ./include/linux/atomic/atomic-arch-fallback.h:4296 ./include/linux/atomic/atomic-long.h:1482 ./include/linux/atomic/atomic-instrumented.h:4458 kernel/locking/mutex.c:113) 
[ 23.935440][ T352] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 23.935885][ T352] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 23.936266][ T352] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 23.936625][ T352] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 23.936986][ T352] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 23.937360][ T352] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 23.937722][ T352] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 23.938092][ T352] ? __create_object (mm/kmemleak.c:771) 
[ 23.938459][ T352] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 23.938814][ T352] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 23.939183][ T352] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 23.939618][ T352] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 23.939983][ T352] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 23.940369][ T352] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 23.940724][ T352] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 23.941111][ T352] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 23.941478][ T352] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 23.941830][ T352] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 23.942204][ T352] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 23.942553][ T352] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 23.942906][ T352] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 23.943280][ T352] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 23.943646][ T352] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 23.944009][ T352] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 23.944366][ T352] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 23.944725][ T352] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 23.945077][ T352] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 ./include/net/netns/generic.h:48 net/netlink/af_netlink.c:333) 
[ 23.945426][ T352] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[ 23.945777][ T352] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 23.946144][ T352] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 23.946505][ T352] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 23.946856][ T352] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 23.947217][ T352] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 23.947577][ T352] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 23.947930][ T352] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 23.948286][ T352] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 23.948733][ T352] ___sys_sendmsg (net/socket.c:2670) 
[ 23.949099][ T352] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 23.949455][ T352] ? __call_rcu_common.constprop.0 (./arch/x86/include/asm/irqflags.h:26 ./arch/x86/include/asm/irqflags.h:109 ./arch/x86/include/asm/irqflags.h:127 kernel/rcu/tree.c:3096) 
[ 23.949894][ T352] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 23.950279][ T352] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 23.950636][ T352] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 23.950999][ T352] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 23.951359][ T352] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 23.951720][ T352] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 23.952104][ T352] __sys_sendmsg (net/socket.c:2700) 
[ 23.952456][ T352] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 23.952896][ T352] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 23.953271][ T352] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 23.953630][ T352] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 23.953983][ T352] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   23.954440][  T352] RIP: 0033:0x7f0fc78201e7
[ 23.954808][ T352] Code: 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b9 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 2e 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 89 54 24 1c 48 89 74 24 10
All code
========
   0:	0e                   	(bad)
   1:	00 f7                	add    %dh,%bh
   3:	d8 64 89 02          	fsubs  0x2(%rcx,%rcx,4)
   7:	48 c7 c0 ff ff ff ff 	mov    $0xffffffffffffffff,%rax
   e:	eb b9                	jmp    0xffffffffffffffc9
  10:	0f 1f 00             	nopl   (%rax)
  13:	f3 0f 1e fa          	endbr64
  17:	64 8b 04 25 18 00 00 	mov    %fs:0x18,%eax
  1e:	00 
  1f:	85 c0                	test   %eax,%eax
  21:	75 10                	jne    0x33
  23:	b8 2e 00 00 00       	mov    $0x2e,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax		<-- trapping instruction
  30:	77 51                	ja     0x83
  32:	c3                   	ret
  33:	48 83 ec 28          	sub    $0x28,%rsp
  37:	89 54 24 1c          	mov    %edx,0x1c(%rsp)
  3b:	48 89 74 24 10       	mov    %rsi,0x10(%rsp)

Code starting with the faulting instruction
===========================================
   0:	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax
   6:	77 51                	ja     0x59
   8:	c3                   	ret
   9:	48 83 ec 28          	sub    $0x28,%rsp
   d:	89 54 24 1c          	mov    %edx,0x1c(%rsp)
  11:	48 89 74 24 10       	mov    %rsi,0x10(%rsp)
[   23.956071][  T352] RSP: 002b:00007fffaee06648 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   23.956598][  T352] RAX: ffffffffffffffda RBX: 00007fffaee06d70 RCX: 00007f0fc78201e7
[   23.957143][  T352] RDX: 0000000000000000 RSI: 00007fffaee066b0 RDI: 0000000000000005
[   23.957906][  T352] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000000
[   23.958811][  T352] R10: 0000000006113910 R11: 0000000000000246 R12: 0000000000000004
[   23.959349][  T352] R13: 00000000686e7304 R14: 0000000000499600 R15: 0000000000000000
| [   24.214572][  T354] ------------[ cut here ]------------
| [ 24.214895][ T354] WARNING: CPU: 1 PID: 354 at ./include/net/netdev_lock.h:17 netif_set_mtu_ext (./include/net/netdev_lock.h:17 ./include/net/netdev_lock.h:15 ./include/net/netdev_lock.h:25 net/core/dev.c:9610) 
| [   24.216212][  T354] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel bridge stp llc 8021q sch_ingress vrf veth
| [   24.217478][  T354] Tainted: [W]=WARN
[   24.217709][  T354] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 24.218113][ T354] RIP: 0010:netif_set_mtu_ext (./include/net/netdev_lock.h:17 ./include/net/netdev_lock.h:15 ./include/net/netdev_lock.h:25 net/core/dev.c:9610) 
[ 24.218443][ T354] 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
[   24.219569][  T354] RSP: 0018:ffffc90000666ef0 EFLAGS: 00010246
[   24.219956][  T354] RAX: 0000000000000000 RBX: ffff888009fe2000 RCX: 0000000000000001
[   24.220433][  T354] RDX: 0000000000000000 RSI: ffffffff9f89b939 RDI: ffffffff9f0555e0
[   24.220892][  T354] RBP: ffffc90000666fe0 R08: 0000000000000000 R09: 0000000000000000
[   24.221379][  T354] R10: ffffc90000667010 R11: ffffffffa06a8918 R12: 1ffff920000ccde2
[   24.221833][  T354] R13: 00000000000005dc R14: ffffc90000667010 R15: ffff888009fe2f08
[   24.222308][  T354] FS:  00007f24e4709800(0000) GS:ffff888094937000(0000) knlGS:0000000000000000
[   24.222843][  T354] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   24.223231][  T354] CR2: 00000000004e5aa8 CR3: 0000000005043002 CR4: 0000000000772ef0
[   24.223689][  T354] PKRU: 55555554
[   24.223916][  T354] Call Trace:
[   24.224151][  T354]  <TASK>
[ 24.224310][ T354] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 24.224619][ T354] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 24.224932][ T354] ? mark_held_locks (kernel/locking/lockdep.c:4328) 
[ 24.225249][ T354] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:151 kernel/locking/spinlock.c:194) 
[ 24.225630][ T354] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4475) 
[ 24.225938][ T354] netif_set_mtu (net/core/dev.c:9652) 
[ 24.226263][ T354] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 24.226580][ T354] ? br_get_link_af_size_filtered (net/bridge/br_netlink.c:116) bridge 
[ 24.227007][ T354] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 24.227247][ T354] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 24.227664][ T354] br_add_if (net/bridge/br_if.c:697) bridge 
[ 24.228016][ T354] do_set_master (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:41 net/core/rtnetlink.c:2949) 
[ 24.228333][ T354] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 24.228642][ T354] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 24.229027][ T354] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 24.229364][ T354] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 24.229692][ T354] ? __kernel_text_address (kernel/extable.c:79) 
[ 24.230004][ T354] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 24.230348][ T354] ? __mutex_trylock_common (./arch/x86/include/asm/atomic64_64.h:101 ./include/linux/atomic/atomic-arch-fallback.h:4296 ./include/linux/atomic/atomic-long.h:1482 ./include/linux/atomic/atomic-instrumented.h:4458 kernel/locking/mutex.c:113) 
[ 24.230657][ T354] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 24.231041][ T354] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 24.231365][ T354] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 24.231675][ T354] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 24.231979][ T354] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 24.232296][ T354] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 24.232606][ T354] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 24.232915][ T354] ? __create_object (mm/kmemleak.c:771) 
[ 24.233238][ T354] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 24.233553][ T354] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 24.233859][ T354] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 24.234269][ T354] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 24.234590][ T354] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 24.234901][ T354] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 24.235214][ T354] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 24.235533][ T354] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 24.235838][ T354] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 24.236151][ T354] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 24.236469][ T354] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 24.236774][ T354] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 24.237095][ T354] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 24.237404][ T354] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 24.237964][ T354] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 24.238290][ T354] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 24.238604][ T354] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 24.238923][ T354] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 24.239240][ T354] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 ./include/net/netns/generic.h:48 net/netlink/af_netlink.c:333) 
[ 24.239572][ T354] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[ 24.239882][ T354] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 24.240211][ T354] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 24.240565][ T354] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 24.240933][ T354] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 24.241253][ T354] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 24.241572][ T354] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 24.241887][ T354] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 24.242238][ T354] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 24.242636][ T354] ___sys_sendmsg (net/socket.c:2670) 
[ 24.242940][ T354] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 24.243276][ T354] ? __call_rcu_common.constprop.0 (./arch/x86/include/asm/irqflags.h:26 ./arch/x86/include/asm/irqflags.h:109 ./arch/x86/include/asm/irqflags.h:127 kernel/rcu/tree.c:3096) 
[ 24.243678][ T354] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 24.243995][ T354] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 24.244314][ T354] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 24.244656][ T354] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 24.244981][ T354] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 24.245297][ T354] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 24.245611][ T354] __sys_sendmsg (net/socket.c:2700) 
[ 24.245931][ T354] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 24.246333][ T354] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 24.246653][ T354] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 24.246964][ T354] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 24.247301][ T354] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   24.247679][  T354] RIP: 0033:0x7f24e48d61e7
[ 24.247995][ T354] Code: 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b9 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 2e 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 89 54 24 1c 48 89 74 24 10
All code
========
   0:	0e                   	(bad)
   1:	00 f7                	add    %dh,%bh
   3:	d8 64 89 02          	fsubs  0x2(%rcx,%rcx,4)
   7:	48 c7 c0 ff ff ff ff 	mov    $0xffffffffffffffff,%rax
   e:	eb b9                	jmp    0xffffffffffffffc9
  10:	0f 1f 00             	nopl   (%rax)
  13:	f3 0f 1e fa          	endbr64
  17:	64 8b 04 25 18 00 00 	mov    %fs:0x18,%eax
  1e:	00 
  1f:	85 c0                	test   %eax,%eax
  21:	75 10                	jne    0x33
  23:	b8 2e 00 00 00       	mov    $0x2e,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax		<-- trapping instruction
  30:	77 51                	ja     0x83
  32:	c3                   	ret
  33:	48 83 ec 28          	sub    $0x28,%rsp
  37:	89 54 24 1c          	mov    %edx,0x1c(%rsp)
  3b:	48 89 74 24 10       	mov    %rsi,0x10(%rsp)

Code starting with the faulting instruction
===========================================
   0:	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax
   6:	77 51                	ja     0x59
   8:	c3                   	ret
   9:	48 83 ec 28          	sub    $0x28,%rsp
   d:	89 54 24 1c          	mov    %edx,0x1c(%rsp)
  11:	48 89 74 24 10       	mov    %rsi,0x10(%rsp)
[   24.249208][  T354] RSP: 002b:00007ffc1e848998 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   24.249672][  T354] RAX: ffffffffffffffda RBX: 00007ffc1e8490c0 RCX: 00007f24e48d61e7
[   24.250221][  T354] RDX: 0000000000000000 RSI: 00007ffc1e848a00 RDI: 0000000000000005
[   24.250704][  T354] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000000
[   24.251172][  T354] R10: 000000001921a910 R11: 0000000000000246 R12: 0000000000000004
[   24.251632][  T354] R13: 00000000686e7304 R14: 0000000000499600 R15: 0000000000000000
| [   24.740034][  T358] ------------[ cut here ]------------
| [ 24.740756][ T358] WARNING: CPU: 2 PID: 358 at ./include/net/netdev_lock.h:17 netif_set_mtu_ext (./include/net/netdev_lock.h:17 ./include/net/netdev_lock.h:15 ./include/net/netdev_lock.h:25 net/core/dev.c:9610) 
| [   24.741979][  T358] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel bridge stp llc 8021q sch_ingress vrf veth
| [   24.744360][  T358] Tainted: [W]=WARN
[   24.744795][  T358] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 24.745509][ T358] RIP: 0010:netif_set_mtu_ext (./include/net/netdev_lock.h:17 ./include/net/netdev_lock.h:15 ./include/net/netdev_lock.h:25 net/core/dev.c:9610) 
[ 24.746117][ T358] 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
[   24.748165][  T358] RSP: 0018:ffffc90000706ef0 EFLAGS: 00010246
[   24.748897][  T358] RAX: 0000000000000000 RBX: ffff888009fe2000 RCX: 0000000000000001
[   24.750110][  T358] RDX: 0000000000000000 RSI: ffffffff9f89b939 RDI: ffffffff9f0555e0
[   24.750976][  T358] RBP: ffffc90000706fe0 R08: 0000000000000000 R09: 0000000000000000
[   24.751840][  T358] R10: ffffc90000707010 R11: ffffffffa06a8918 R12: 1ffff920000e0de2
[   24.752744][  T358] R13: 00000000000005dc R14: ffffc90000707010 R15: ffff888009fe2f08
[   24.753617][  T358] FS:  00007f1424194800(0000) GS:ffff8880949b7000(0000) knlGS:0000000000000000
[   24.754604][  T358] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   24.755322][  T358] CR2: 00000000004e5ab0 CR3: 000000000e096002 CR4: 0000000000772ef0
[   24.756206][  T358] PKRU: 55555554
[   24.756653][  T358] Call Trace:
[   24.757112][  T358]  <TASK>
[ 24.757422][ T358] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 24.757998][ T358] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 24.758610][ T358] ? mark_held_locks (kernel/locking/lockdep.c:4328) 
[ 24.759203][ T358] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:151 kernel/locking/spinlock.c:194) 
[ 24.759904][ T358] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4475) 
[ 24.760529][ T358] netif_set_mtu (net/core/dev.c:9652) 
[ 24.761117][ T358] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 24.761714][ T358] ? br_get_link_af_size_filtered (net/bridge/br_netlink.c:116) bridge 
[ 24.762527][ T358] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 24.762973][ T358] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 24.763778][ T358] br_add_if (net/bridge/br_if.c:697) bridge 
[ 24.764480][ T358] do_set_master (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:41 net/core/rtnetlink.c:2949) 
[ 24.765188][ T358] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 24.765775][ T358] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 24.766524][ T358] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 24.767122][ T358] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 24.767701][ T358] ? __kernel_text_address (kernel/extable.c:79) 
[ 24.768300][ T358] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 24.768884][ T358] ? __mutex_trylock_common (./arch/x86/include/asm/atomic64_64.h:101 ./include/linux/atomic/atomic-arch-fallback.h:4296 ./include/linux/atomic/atomic-long.h:1482 ./include/linux/atomic/atomic-instrumented.h:4458 kernel/locking/mutex.c:113) 
[ 24.769472][ T358] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 24.770198][ T358] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 24.770785][ T358] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 24.771379][ T358] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 24.771984][ T358] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 24.772598][ T358] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 24.773193][ T358] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 24.773754][ T358] ? __create_object (mm/kmemleak.c:771) 
[ 24.774345][ T358] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 24.774909][ T358] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 24.775488][ T358] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 24.776224][ T358] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 24.776823][ T358] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 24.777446][ T358] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 24.778027][ T358] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 24.778633][ T358] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 24.779232][ T358] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 24.779799][ T358] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 24.780426][ T358] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 24.780988][ T358] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 24.781586][ T358] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 24.782196][ T358] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 24.782788][ T358] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 24.783383][ T358] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 24.783961][ T358] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 24.784606][ T358] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 24.785234][ T358] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 ./include/net/netns/generic.h:48 net/netlink/af_netlink.c:333) 
[ 24.785812][ T358] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[ 24.786409][ T358] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 24.787023][ T358] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 24.787630][ T358] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 24.788248][ T358] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 24.788822][ T358] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 24.789411][ T358] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 24.789978][ T358] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 24.790567][ T358] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 24.791306][ T358] ___sys_sendmsg (net/socket.c:2670) 
[ 24.791865][ T358] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 24.792483][ T358] ? __call_rcu_common.constprop.0 (./arch/x86/include/asm/irqflags.h:26 ./arch/x86/include/asm/irqflags.h:109 ./arch/x86/include/asm/irqflags.h:127 kernel/rcu/tree.c:3096) 
[ 24.793240][ T358] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 24.793823][ T358] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 24.794431][ T358] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 24.795018][ T358] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 24.795618][ T358] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 24.796213][ T358] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 24.796796][ T358] __sys_sendmsg (net/socket.c:2700) 
[ 24.797374][ T358] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 24.798110][ T358] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 24.798714][ T358] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 24.799315][ T358] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 24.799885][ T358] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   24.800634][  T358] RIP: 0033:0x7f14243611e7
[ 24.801237][ T358] Code: 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b9 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 2e 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 89 54 24 1c 48 89 74 24 10
All code
========
   0:	0e                   	(bad)
   1:	00 f7                	add    %dh,%bh
   3:	d8 64 89 02          	fsubs  0x2(%rcx,%rcx,4)
   7:	48 c7 c0 ff ff ff ff 	mov    $0xffffffffffffffff,%rax
   e:	eb b9                	jmp    0xffffffffffffffc9
  10:	0f 1f 00             	nopl   (%rax)
  13:	f3 0f 1e fa          	endbr64
  17:	64 8b 04 25 18 00 00 	mov    %fs:0x18,%eax
  1e:	00 
  1f:	85 c0                	test   %eax,%eax
  21:	75 10                	jne    0x33
  23:	b8 2e 00 00 00       	mov    $0x2e,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax		<-- trapping instruction
  30:	77 51                	ja     0x83
  32:	c3                   	ret
  33:	48 83 ec 28          	sub    $0x28,%rsp
  37:	89 54 24 1c          	mov    %edx,0x1c(%rsp)
  3b:	48 89 74 24 10       	mov    %rsi,0x10(%rsp)

Code starting with the faulting instruction
===========================================
   0:	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax
   6:	77 51                	ja     0x59
   8:	c3                   	ret
   9:	48 83 ec 28          	sub    $0x28,%rsp
   d:	89 54 24 1c          	mov    %edx,0x1c(%rsp)
  11:	48 89 74 24 10       	mov    %rsi,0x10(%rsp)
[   24.803306][  T358] RSP: 002b:00007fff89276388 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   24.804187][  T358] RAX: ffffffffffffffda RBX: 00007fff89276ab0 RCX: 00007f14243611e7
[   24.805015][  T358] RDX: 0000000000000000 RSI: 00007fff892763f0 RDI: 0000000000000005
[   24.805890][  T358] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000000
[   24.806763][  T358] R10: 0000000039c4f910 R11: 0000000000000246 R12: 0000000000000004
[   24.807667][  T358] R13: 00000000686e7305 R14: 0000000000499600 R15: 0000000000000000
| [   29.711409][  T408] ------------[ cut here ]------------
| [ 29.711732][ T408] WARNING: CPU: 3 PID: 408 at ./include/net/netdev_lock.h:17 netif_set_mtu_ext (./include/net/netdev_lock.h:17 ./include/net/netdev_lock.h:15 ./include/net/netdev_lock.h:25 net/core/dev.c:9610) 
| [   29.712347][  T408] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel bridge stp llc 8021q sch_ingress vrf veth
| [   29.713618][  T408] Tainted: [W]=WARN
[   29.713855][  T408] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 29.714250][ T408] RIP: 0010:netif_set_mtu_ext (./include/net/netdev_lock.h:17 ./include/net/netdev_lock.h:15 ./include/net/netdev_lock.h:25 net/core/dev.c:9610) 
[ 29.714572][ T408] 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
[   29.715669][  T408] RSP: 0018:ffffc90000bbeef0 EFLAGS: 00010246
[   29.716075][  T408] RAX: 0000000000000000 RBX: ffff88800a1e2000 RCX: 0000000000000001
[   29.716532][  T408] RDX: 0000000000000000 RSI: ffffffff9f89b939 RDI: ffffffff9f0555e0
[   29.716989][  T408] RBP: ffffc90000bbefe0 R08: 0000000000000000 R09: 0000000000000000
[   29.717454][  T408] R10: ffffc90000bbf010 R11: ffffffff9fd79160 R12: 1ffff92000177de2
[   29.717919][  T408] R13: 00000000000005dc R14: ffffc90000bbf010 R15: ffff88800a1e2f08
[   29.718534][  T408] FS:  00007f6fd724c800(0000) GS:ffff888094a37000(0000) knlGS:0000000000000000
[   29.719125][  T408] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   29.719516][  T408] CR2: 00000000004e6898 CR3: 000000000fdd1001 CR4: 0000000000772ef0
[   29.719976][  T408] PKRU: 55555554
[   29.720233][  T408] Call Trace:
[   29.720462][  T408]  <TASK>
[ 29.720622][ T408] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 29.720931][ T408] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 29.721260][ T408] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 29.721570][ T408] netif_set_mtu (net/core/dev.c:9652) 
[ 29.721877][ T408] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 29.722207][ T408] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 29.722447][ T408] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 29.722875][ T408] br_add_if (net/bridge/br_if.c:697) bridge 
[ 29.723241][ T408] do_set_master (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:41 net/core/rtnetlink.c:2949) 
[ 29.723554][ T408] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 29.723864][ T408] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 29.724257][ T408] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 29.724565][ T408] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 29.724873][ T408] ? __kernel_text_address (kernel/extable.c:79) 
[ 29.725194][ T408] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 29.725504][ T408] ? __mutex_trylock_common (./arch/x86/include/asm/atomic64_64.h:101 ./include/linux/atomic/atomic-arch-fallback.h:4296 ./include/linux/atomic/atomic-long.h:1482 ./include/linux/atomic/atomic-instrumented.h:4458 kernel/locking/mutex.c:113) 
[ 29.725811][ T408] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 29.726199][ T408] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 29.726515][ T408] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 29.726821][ T408] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 29.727138][ T408] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 29.727454][ T408] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 29.727760][ T408] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 29.728093][ T408] ? __create_object (mm/kmemleak.c:771) 
[ 29.728405][ T408] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 29.728712][ T408] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 29.729018][ T408] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 29.729405][ T408] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 29.729722][ T408] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 29.730029][ T408] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 29.730349][ T408] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 29.730662][ T408] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 29.730964][ T408] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 29.731275][ T408] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 29.731581][ T408] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 29.731882][ T408] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 29.732204][ T408] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 29.732516][ T408] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 29.732828][ T408] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 29.733140][ T408] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 29.733444][ T408] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 29.733759][ T408] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 29.734079][ T408] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 ./include/net/netns/generic.h:48 net/netlink/af_netlink.c:333) 
[ 29.734398][ T408] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[ 29.734707][ T408] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 29.735011][ T408] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 29.735332][ T408] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 29.735642][ T408] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 29.735951][ T408] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 29.736270][ T408] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 29.736585][ T408] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 29.736889][ T408] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 29.737287][ T408] ___sys_sendmsg (net/socket.c:2670) 
[ 29.737592][ T408] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 29.737899][ T408] ? __call_rcu_common.constprop.0 (./arch/x86/include/asm/irqflags.h:26 ./arch/x86/include/asm/irqflags.h:109 ./arch/x86/include/asm/irqflags.h:127 kernel/rcu/tree.c:3096) 
[ 29.738290][ T408] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 29.738603][ T408] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 29.738921][ T408] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 29.739242][ T408] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 29.739551][ T408] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 29.739858][ T408] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 29.740188][ T408] __sys_sendmsg (net/socket.c:2700) 
[ 29.740493][ T408] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 29.740874][ T408] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 29.741205][ T408] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 29.741516][ T408] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 29.741824][ T408] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   29.742217][  T408] RIP: 0033:0x7f6fd74191e7
[ 29.742538][ T408] Code: 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b9 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 2e 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 89 54 24 1c 48 89 74 24 10
All code
========
   0:	0e                   	(bad)
   1:	00 f7                	add    %dh,%bh
   3:	d8 64 89 02          	fsubs  0x2(%rcx,%rcx,4)
   7:	48 c7 c0 ff ff ff ff 	mov    $0xffffffffffffffff,%rax
   e:	eb b9                	jmp    0xffffffffffffffc9
  10:	0f 1f 00             	nopl   (%rax)
  13:	f3 0f 1e fa          	endbr64
  17:	64 8b 04 25 18 00 00 	mov    %fs:0x18,%eax
  1e:	00 
  1f:	85 c0                	test   %eax,%eax
  21:	75 10                	jne    0x33
  23:	b8 2e 00 00 00       	mov    $0x2e,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax		<-- trapping instruction
  30:	77 51                	ja     0x83
  32:	c3                   	ret
  33:	48 83 ec 28          	sub    $0x28,%rsp
  37:	89 54 24 1c          	mov    %edx,0x1c(%rsp)
  3b:	48 89 74 24 10       	mov    %rsi,0x10(%rsp)

Code starting with the faulting instruction
===========================================
   0:	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax
   6:	77 51                	ja     0x59
   8:	c3                   	ret
   9:	48 83 ec 28          	sub    $0x28,%rsp
   d:	89 54 24 1c          	mov    %edx,0x1c(%rsp)
  11:	48 89 74 24 10       	mov    %rsi,0x10(%rsp)
[   29.743642][  T408] RSP: 002b:00007ffda1425ea8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   29.744118][  T408] RAX: ffffffffffffffda RBX: 00007ffda14265d0 RCX: 00007f6fd74191e7
[   29.744582][  T408] RDX: 0000000000000000 RSI: 00007ffda1425f10 RDI: 0000000000000005
[   29.745040][  T408] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000000
[   29.745518][  T408] R10: 0000000010b5a910 R11: 0000000000000246 R12: 0000000000000004
[   29.745976][  T408] R13: 00000000686e730a R14: 0000000000499600 R15: 0000000000000000
| [   30.644312][  T416] ------------[ cut here ]------------
| [ 30.644630][ T416] WARNING: CPU: 1 PID: 416 at ./include/net/netdev_lock.h:17 netif_set_mtu_ext (./include/net/netdev_lock.h:17 ./include/net/netdev_lock.h:15 ./include/net/netdev_lock.h:25 net/core/dev.c:9610) 
| [   30.645332][  T416] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel bridge stp llc 8021q sch_ingress vrf veth
| [   30.646594][  T416] Tainted: [W]=WARN
[   30.646832][  T416] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 30.647227][ T416] RIP: 0010:netif_set_mtu_ext (./include/net/netdev_lock.h:17 ./include/net/netdev_lock.h:15 ./include/net/netdev_lock.h:25 net/core/dev.c:9610) 
[ 30.647545][ T416] 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
[   30.648645][  T416] RSP: 0018:ffffc90000c2eef0 EFLAGS: 00010246
[   30.649036][  T416] RAX: 0000000000000000 RBX: ffff88800a1e2000 RCX: 0000000000000001
[   30.649505][  T416] RDX: 0000000000000000 RSI: ffffffff9f89b939 RDI: ffffffff9f0555e0
[   30.649960][  T416] RBP: ffffc90000c2efe0 R08: 0000000000000000 R09: 0000000000000000
[   30.650436][  T416] R10: ffffc90000c2f010 R11: ffffffffa06a8918 R12: 1ffff92000185de2
[   30.650895][  T416] R13: 00000000000005dc R14: ffffc90000c2f010 R15: ffff88800a1e2f08
[   30.651358][  T416] FS:  00007f521dbd1800(0000) GS:ffff888094937000(0000) knlGS:0000000000000000
[   30.651889][  T416] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   30.652279][  T416] CR2: 00000000004e5ce0 CR3: 000000000fe81006 CR4: 0000000000772ef0
[   30.652744][  T416] PKRU: 55555554
[   30.652975][  T416] Call Trace:
[   30.653210][  T416]  <TASK>
[ 30.653371][ T416] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 30.653676][ T416] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 30.653989][ T416] ? mark_held_locks (kernel/locking/lockdep.c:4328) 
[ 30.654331][ T416] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:151 kernel/locking/spinlock.c:194) 
[ 30.654716][ T416] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4475) 
[ 30.655027][ T416] netif_set_mtu (net/core/dev.c:9652) 
[ 30.655350][ T416] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 30.655669][ T416] ? br_get_link_af_size_filtered (net/bridge/br_netlink.c:116) bridge 
[ 30.656111][ T416] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 30.656346][ T416] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 30.656765][ T416] br_add_if (net/bridge/br_if.c:697) bridge 
[ 30.657125][ T416] do_set_master (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:41 net/core/rtnetlink.c:2949) 
[ 30.657446][ T416] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 30.657755][ T416] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 30.658152][ T416] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 30.658459][ T416] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 30.658765][ T416] ? __kernel_text_address (kernel/extable.c:79) 
[ 30.659083][ T416] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 30.659395][ T416] ? __mutex_trylock_common (./arch/x86/include/asm/atomic64_64.h:101 ./include/linux/atomic/atomic-arch-fallback.h:4296 ./include/linux/atomic/atomic-long.h:1482 ./include/linux/atomic/atomic-instrumented.h:4458 kernel/locking/mutex.c:113) 
[ 30.659704][ T416] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 30.660107][ T416] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 30.660425][ T416] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 30.660728][ T416] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 30.661033][ T416] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 30.661351][ T416] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 30.661658][ T416] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 30.661959][ T416] ? __create_object (mm/kmemleak.c:771) 
[ 30.662286][ T416] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 30.662597][ T416] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 30.662905][ T416] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 30.663292][ T416] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 30.663608][ T416] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 30.663919][ T416] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 30.664231][ T416] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 30.664545][ T416] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 30.664851][ T416] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 30.665162][ T416] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 30.665470][ T416] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 30.665775][ T416] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 30.666095][ T416] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 30.666408][ T416] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 30.666721][ T416] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 30.667035][ T416] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 30.667354][ T416] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 30.667673][ T416] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 30.667975][ T416] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 ./include/net/netns/generic.h:48 net/netlink/af_netlink.c:333) 
[ 30.668294][ T416] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[ 30.668608][ T416] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 30.668915][ T416] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 30.669244][ T416] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 30.669553][ T416] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 30.669863][ T416] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 30.670199][ T416] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 30.670515][ T416] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 30.670822][ T416] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 30.671226][ T416] ___sys_sendmsg (net/socket.c:2670) 
[ 30.671537][ T416] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 30.671846][ T416] ? __call_rcu_common.constprop.0 (./arch/x86/include/asm/irqflags.h:26 ./arch/x86/include/asm/irqflags.h:109 ./arch/x86/include/asm/irqflags.h:127 kernel/rcu/tree.c:3096) 
[ 30.672240][ T416] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 30.672549][ T416] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 30.672859][ T416] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 30.673184][ T416] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 30.673497][ T416] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 30.673810][ T416] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 30.674135][ T416] __sys_sendmsg (net/socket.c:2700) 
[ 30.674442][ T416] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 30.674822][ T416] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 30.675151][ T416] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 30.675463][ T416] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 30.675777][ T416] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   30.676198][  T416] RIP: 0033:0x7f521dd9e1e7
[ 30.676518][ T416] Code: 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b9 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 2e 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 89 54 24 1c 48 89 74 24 10
All code
========
   0:	0e                   	(bad)
   1:	00 f7                	add    %dh,%bh
   3:	d8 64 89 02          	fsubs  0x2(%rcx,%rcx,4)
   7:	48 c7 c0 ff ff ff ff 	mov    $0xffffffffffffffff,%rax
   e:	eb b9                	jmp    0xffffffffffffffc9
  10:	0f 1f 00             	nopl   (%rax)
  13:	f3 0f 1e fa          	endbr64
  17:	64 8b 04 25 18 00 00 	mov    %fs:0x18,%eax
  1e:	00 
  1f:	85 c0                	test   %eax,%eax
  21:	75 10                	jne    0x33
  23:	b8 2e 00 00 00       	mov    $0x2e,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax		<-- trapping instruction
  30:	77 51                	ja     0x83
  32:	c3                   	ret
  33:	48 83 ec 28          	sub    $0x28,%rsp
  37:	89 54 24 1c          	mov    %edx,0x1c(%rsp)
  3b:	48 89 74 24 10       	mov    %rsi,0x10(%rsp)

Code starting with the faulting instruction
===========================================
   0:	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax
   6:	77 51                	ja     0x59
   8:	c3                   	ret
   9:	48 83 ec 28          	sub    $0x28,%rsp
   d:	89 54 24 1c          	mov    %edx,0x1c(%rsp)
  11:	48 89 74 24 10       	mov    %rsi,0x10(%rsp)
[   30.677611][  T416] RSP: 002b:00007fff114674f8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   30.678093][  T416] RAX: ffffffffffffffda RBX: 00007fff11467c20 RCX: 00007f521dd9e1e7
[   30.678550][  T416] RDX: 0000000000000000 RSI: 00007fff11467560 RDI: 0000000000000005
[   30.679004][  T416] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000000
[   30.679465][  T416] R10: 0000000000b8b910 R11: 0000000000000246 R12: 0000000000000004
[   30.679919][  T416] R13: 00000000686e730b R14: 0000000000499600 R15: 0000000000000000
| [   31.536763][  T423] ------------[ cut here ]------------
| [ 31.537086][ T423] WARNING: CPU: 1 PID: 423 at ./include/net/netdev_lock.h:17 netif_set_mtu_ext (./include/net/netdev_lock.h:17 ./include/net/netdev_lock.h:15 ./include/net/netdev_lock.h:25 net/core/dev.c:9610) 
| [   31.537694][  T423] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel bridge stp llc 8021q sch_ingress vrf veth
| [   31.538982][  T423] Tainted: [W]=WARN
[   31.539223][  T423] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 31.539607][ T423] RIP: 0010:netif_set_mtu_ext (./include/net/netdev_lock.h:17 ./include/net/netdev_lock.h:15 ./include/net/netdev_lock.h:25 net/core/dev.c:9610) 
[ 31.539924][ T423] 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
[   31.541062][  T423] RSP: 0018:ffffc90000c8eef0 EFLAGS: 00010246
[   31.541453][  T423] RAX: 0000000000000000 RBX: ffff88800a1e2000 RCX: 0000000000000001
[   31.541913][  T423] RDX: 0000000000000000 RSI: ffffffff9f89b939 RDI: ffffffff9f0555e0
[   31.542399][  T423] RBP: ffffc90000c8efe0 R08: 0000000000000000 R09: 0000000000000000
[   31.542856][  T423] R10: ffffc90000c8f010 R11: ffffffffa06a8918 R12: 1ffff92000191de2
[   31.543325][  T423] R13: 00000000000005dc R14: ffffc90000c8f010 R15: ffff88800a1e2f08
[   31.543783][  T423] FS:  00007f0d5e2cf800(0000) GS:ffff888094937000(0000) knlGS:0000000000000000
[   31.544330][  T423] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   31.544714][  T423] CR2: 00000000004e5de8 CR3: 000000000feef003 CR4: 0000000000772ef0
[   31.545181][  T423] PKRU: 55555554
[   31.545408][  T423] Call Trace:
[   31.545635][  T423]  <TASK>
[ 31.545795][ T423] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 31.546124][ T423] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 31.546441][ T423] ? mark_held_locks (kernel/locking/lockdep.c:4328) 
[ 31.546749][ T423] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:151 kernel/locking/spinlock.c:194) 
[ 31.547140][ T423] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4475) 
[ 31.547449][ T423] netif_set_mtu (net/core/dev.c:9652) 
[ 31.547756][ T423] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 31.548104][ T423] ? br_get_link_af_size_filtered (net/bridge/br_netlink.c:116) bridge 
[ 31.548535][ T423] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 31.548770][ T423] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 31.549200][ T423] br_add_if (net/bridge/br_if.c:697) bridge 
[ 31.549555][ T423] do_set_master (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:41 net/core/rtnetlink.c:2949) 
[ 31.549872][ T423] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 31.550224][ T423] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 31.550618][ T423] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 31.550924][ T423] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 31.551246][ T423] ? __kernel_text_address (kernel/extable.c:79) 
[ 31.551557][ T423] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 31.551868][ T423] ? __mutex_trylock_common (./arch/x86/include/asm/atomic64_64.h:101 ./include/linux/atomic/atomic-arch-fallback.h:4296 ./include/linux/atomic/atomic-long.h:1482 ./include/linux/atomic/atomic-instrumented.h:4458 kernel/locking/mutex.c:113) 
[ 31.552186][ T423] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 31.552566][ T423] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 31.552877][ T423] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 31.553188][ T423] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 31.553498][ T423] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 31.553811][ T423] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 31.554144][ T423] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 31.554456][ T423] ? __create_object (mm/kmemleak.c:771) 
[ 31.554769][ T423] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 31.555086][ T423] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 31.555392][ T423] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 31.555772][ T423] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 31.556094][ T423] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 31.556408][ T423] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 31.556710][ T423] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 31.557021][ T423] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 31.557335][ T423] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 31.557637][ T423] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 31.557944][ T423] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 31.558283][ T423] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 31.558596][ T423] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 31.558931][ T423] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 31.559260][ T423] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 31.559569][ T423] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 31.559877][ T423] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 31.560217][ T423] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 31.560525][ T423] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 ./include/net/netns/generic.h:48 net/netlink/af_netlink.c:333) 
[ 31.560837][ T423] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[ 31.561159][ T423] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 31.561466][ T423] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 31.561774][ T423] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 31.562108][ T423] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 31.562424][ T423] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 31.562739][ T423] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 31.563070][ T423] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 31.563377][ T423] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 31.563790][ T423] ___sys_sendmsg (net/socket.c:2670) 
[ 31.564106][ T423] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 31.564416][ T423] ? __call_rcu_common.constprop.0 (./arch/x86/include/asm/irqflags.h:26 ./arch/x86/include/asm/irqflags.h:109 ./arch/x86/include/asm/irqflags.h:127 kernel/rcu/tree.c:3096) 
[ 31.564801][ T423] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 31.565122][ T423] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 31.565447][ T423] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 31.565758][ T423] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 31.566092][ T423] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 31.566407][ T423] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 31.566725][ T423] __sys_sendmsg (net/socket.c:2700) 
[ 31.567034][ T423] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 31.567431][ T423] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 31.567755][ T423] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 31.568075][ T423] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 31.568385][ T423] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   31.568766][  T423] RIP: 0033:0x7f0d5e49c1e7
[ 31.569094][ T423] Code: 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b9 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 2e 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 89 54 24 1c 48 89 74 24 10
All code
========
   0:	0e                   	(bad)
   1:	00 f7                	add    %dh,%bh
   3:	d8 64 89 02          	fsubs  0x2(%rcx,%rcx,4)
   7:	48 c7 c0 ff ff ff ff 	mov    $0xffffffffffffffff,%rax
   e:	eb b9                	jmp    0xffffffffffffffc9
  10:	0f 1f 00             	nopl   (%rax)
  13:	f3 0f 1e fa          	endbr64
  17:	64 8b 04 25 18 00 00 	mov    %fs:0x18,%eax
  1e:	00 
  1f:	85 c0                	test   %eax,%eax
  21:	75 10                	jne    0x33
  23:	b8 2e 00 00 00       	mov    $0x2e,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax		<-- trapping instruction
  30:	77 51                	ja     0x83
  32:	c3                   	ret
  33:	48 83 ec 28          	sub    $0x28,%rsp
  37:	89 54 24 1c          	mov    %edx,0x1c(%rsp)
  3b:	48 89 74 24 10       	mov    %rsi,0x10(%rsp)

Code starting with the faulting instruction
===========================================
   0:	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax
   6:	77 51                	ja     0x59
   8:	c3                   	ret
   9:	48 83 ec 28          	sub    $0x28,%rsp
   d:	89 54 24 1c          	mov    %edx,0x1c(%rsp)
  11:	48 89 74 24 10       	mov    %rsi,0x10(%rsp)
[   31.570222][  T423] RSP: 002b:00007ffebac7cb78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   31.570686][  T423] RAX: ffffffffffffffda RBX: 00007ffebac7d2a0 RCX: 00007f0d5e49c1e7
[   31.571151][  T423] RDX: 0000000000000000 RSI: 00007ffebac7cbe0 RDI: 0000000000000005
[   31.571614][  T423] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000000
[   31.572079][  T423] R10: 0000000007c51910 R11: 0000000000000246 R12: 0000000000000004
[   31.572537][  T423] R13: 00000000686e730c R14: 0000000000499600 R15: 0000000000000000
| [   35.642965][  T463] ------------[ cut here ]------------
| [ 35.643299][ T463] WARNING: CPU: 0 PID: 463 at ./include/net/netdev_lock.h:17 netif_set_mtu_ext (./include/net/netdev_lock.h:17 ./include/net/netdev_lock.h:15 ./include/net/netdev_lock.h:25 net/core/dev.c:9610) 
| [   35.643909][  T463] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel bridge stp llc 8021q sch_ingress vrf veth
| [   35.645183][  T463] Tainted: [W]=WARN
[   35.645418][  T463] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 35.645803][ T463] RIP: 0010:netif_set_mtu_ext (./include/net/netdev_lock.h:17 ./include/net/netdev_lock.h:15 ./include/net/netdev_lock.h:25 net/core/dev.c:9610) 
[ 35.646129][ T463] 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
[   35.647234][  T463] RSP: 0018:ffffc90000e5eef0 EFLAGS: 00010246
[   35.647623][  T463] RAX: 0000000000000000 RBX: ffff888004f3a000 RCX: 0000000000000001
[   35.648121][  T463] RDX: 0000000000000000 RSI: ffffffff9f89b939 RDI: ffffffff9f0555e0
[   35.648587][  T463] RBP: ffffc90000e5efe0 R08: 0000000000000000 R09: 0000000000000000
[   35.649058][  T463] R10: ffffc90000e5f010 R11: ffffffff9fd79160 R12: 1ffff920001cbde2
[   35.649519][  T463] R13: 00000000000005dc R14: ffffc90000e5f010 R15: ffff888004f3af08
[   35.649977][  T463] FS:  00007feb4293a800(0000) GS:ffff8880948b7000(0000) knlGS:0000000000000000
[   35.650558][  T463] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   35.650950][  T463] CR2: 00000000004e6898 CR3: 000000000c1f5001 CR4: 0000000000772ef0
[   35.651418][  T463] PKRU: 55555554
[   35.651652][  T463] Call Trace:
[   35.651882][  T463]  <TASK>
[ 35.652041][ T463] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 35.652405][ T463] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 35.652729][ T463] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 35.653039][ T463] netif_set_mtu (net/core/dev.c:9652) 
[ 35.653363][ T463] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 35.653687][ T463] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 35.653920][ T463] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 35.654364][ T463] br_add_if (net/bridge/br_if.c:697) bridge 
[ 35.654718][ T463] do_set_master (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:41 net/core/rtnetlink.c:2949) 
[ 35.655039][ T463] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 35.655367][ T463] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 35.655753][ T463] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 35.656075][ T463] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 35.656385][ T463] ? __kernel_text_address (kernel/extable.c:79) 
[ 35.656695][ T463] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 35.657005][ T463] ? __mutex_trylock_common (./arch/x86/include/asm/atomic64_64.h:101 ./include/linux/atomic/atomic-arch-fallback.h:4296 ./include/linux/atomic/atomic-long.h:1482 ./include/linux/atomic/atomic-instrumented.h:4458 kernel/locking/mutex.c:113) 
[ 35.657330][ T463] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 35.657713][ T463] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 35.658021][ T463] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 35.658337][ T463] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 35.658645][ T463] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 35.658953][ T463] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 35.659271][ T463] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 35.659581][ T463] ? __create_object (mm/kmemleak.c:771) 
[ 35.659892][ T463] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 35.660225][ T463] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 35.660535][ T463] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 35.660915][ T463] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 35.661239][ T463] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 35.661551][ T463] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 35.661860][ T463] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 35.662193][ T463] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 35.662502][ T463] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 35.662810][ T463] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 35.663135][ T463] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 35.663444][ T463] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 35.663750][ T463] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 35.664079][ T463] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 35.664392][ T463] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 35.664708][ T463] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 35.665016][ T463] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 35.665348][ T463] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 35.665654][ T463] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 ./include/net/netns/generic.h:48 net/netlink/af_netlink.c:333) 
[ 35.665960][ T463] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[ 35.666278][ T463] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 35.666588][ T463] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 35.666901][ T463] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 35.667224][ T463] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 35.667528][ T463] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 35.667841][ T463] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 35.668160][ T463] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 35.668466][ T463] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 35.668859][ T463] ___sys_sendmsg (net/socket.c:2670) 
[ 35.669177][ T463] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 35.669485][ T463] ? __call_rcu_common.constprop.0 (./arch/x86/include/asm/irqflags.h:26 ./arch/x86/include/asm/irqflags.h:109 ./arch/x86/include/asm/irqflags.h:127 kernel/rcu/tree.c:3096) 
[ 35.669868][ T463] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 35.670207][ T463] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 35.670519][ T463] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 35.670829][ T463] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 35.671145][ T463] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 35.671458][ T463] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 35.671769][ T463] __sys_sendmsg (net/socket.c:2700) 
[ 35.672088][ T463] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 35.672469][ T463] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 35.672787][ T463] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 35.673103][ T463] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 35.673407][ T463] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   35.673791][  T463] RIP: 0033:0x7feb42b071e7
[ 35.674114][ T463] Code: 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b9 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 2e 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 89 54 24 1c 48 89 74 24 10
All code
========
   0:	0e                   	(bad)
   1:	00 f7                	add    %dh,%bh
   3:	d8 64 89 02          	fsubs  0x2(%rcx,%rcx,4)
   7:	48 c7 c0 ff ff ff ff 	mov    $0xffffffffffffffff,%rax
   e:	eb b9                	jmp    0xffffffffffffffc9
  10:	0f 1f 00             	nopl   (%rax)
  13:	f3 0f 1e fa          	endbr64
  17:	64 8b 04 25 18 00 00 	mov    %fs:0x18,%eax
  1e:	00 
  1f:	85 c0                	test   %eax,%eax
  21:	75 10                	jne    0x33
  23:	b8 2e 00 00 00       	mov    $0x2e,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax		<-- trapping instruction
  30:	77 51                	ja     0x83
  32:	c3                   	ret
  33:	48 83 ec 28          	sub    $0x28,%rsp
  37:	89 54 24 1c          	mov    %edx,0x1c(%rsp)
  3b:	48 89 74 24 10       	mov    %rsi,0x10(%rsp)

Code starting with the faulting instruction
===========================================
   0:	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax
   6:	77 51                	ja     0x59
   8:	c3                   	ret
   9:	48 83 ec 28          	sub    $0x28,%rsp
   d:	89 54 24 1c          	mov    %edx,0x1c(%rsp)
  11:	48 89 74 24 10       	mov    %rsi,0x10(%rsp)
[   35.675209][  T463] RSP: 002b:00007ffe0357a178 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   35.675670][  T463] RAX: ffffffffffffffda RBX: 00007ffe0357a8a0 RCX: 00007feb42b071e7
[   35.676143][  T463] RDX: 0000000000000000 RSI: 00007ffe0357a1e0 RDI: 0000000000000005
[   35.676599][  T463] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000000
[   35.677067][  T463] R10: 000000001201f910 R11: 0000000000000246 R12: 0000000000000004
[   35.677523][  T463] R13: 00000000686e7310 R14: 0000000000499600 R15: 0000000000000000
| [   36.609567][  T471] ------------[ cut here ]------------
| [ 36.609878][ T471] WARNING: CPU: 3 PID: 471 at ./include/net/netdev_lock.h:17 netif_set_mtu_ext (./include/net/netdev_lock.h:17 ./include/net/netdev_lock.h:15 ./include/net/netdev_lock.h:25 net/core/dev.c:9610) 
| [   36.610660][  T471] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel bridge stp llc 8021q sch_ingress vrf veth
| [   36.612283][  T471] Tainted: [W]=WARN
[   36.612517][  T471] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 36.612901][ T471] RIP: 0010:netif_set_mtu_ext (./include/net/netdev_lock.h:17 ./include/net/netdev_lock.h:15 ./include/net/netdev_lock.h:25 net/core/dev.c:9610) 
[ 36.613423][ T471] 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
[   36.614723][  T471] RSP: 0018:ffffc90000ebeef0 EFLAGS: 00010246
[   36.615290][  T471] RAX: 0000000000000000 RBX: ffff888004f3a000 RCX: 0000000000000001
[   36.615756][  T471] RDX: 0000000000000000 RSI: ffffffff9f89b939 RDI: ffffffff9f0555e0
[   36.616409][  T471] RBP: ffffc90000ebefe0 R08: 0000000000000000 R09: 0000000000000000
[   36.616874][  T471] R10: ffffc90000ebf010 R11: ffffffffa06a8918 R12: 1ffff920001d7de2
[   36.617523][  T471] R13: 00000000000005dc R14: ffffc90000ebf010 R15: ffff888004f3af08
[   36.617980][  T471] FS:  00007f5af614d800(0000) GS:ffff888094a37000(0000) knlGS:0000000000000000
[   36.618791][  T471] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   36.619340][  T471] CR2: 00000000004e5ce0 CR3: 000000000fb9b006 CR4: 0000000000772ef0
[   36.619798][  T471] PKRU: 55555554
[   36.620028][  T471] Call Trace:
[   36.620327][  T471]  <TASK>
[ 36.620488][ T471] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 36.620793][ T471] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 36.621116][ T471] ? mark_held_locks (kernel/locking/lockdep.c:4328) 
[ 36.621423][ T471] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:151 kernel/locking/spinlock.c:194) 
[ 36.621813][ T471] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4475) 
[ 36.622139][ T471] netif_set_mtu (net/core/dev.c:9652) 
[ 36.622448][ T471] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 36.622762][ T471] ? br_get_link_af_size_filtered (net/bridge/br_netlink.c:116) bridge 
[ 36.623202][ T471] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 36.623436][ T471] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 36.623853][ T471] br_add_if (net/bridge/br_if.c:697) bridge 
[ 36.624222][ T471] do_set_master (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:41 net/core/rtnetlink.c:2949) 
[ 36.624537][ T471] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 36.624847][ T471] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 36.625242][ T471] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 36.625549][ T471] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 36.625858][ T471] ? __kernel_text_address (kernel/extable.c:79) 
[ 36.626184][ T471] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 36.626493][ T471] ? __mutex_trylock_common (./arch/x86/include/asm/atomic64_64.h:101 ./include/linux/atomic/atomic-arch-fallback.h:4296 ./include/linux/atomic/atomic-long.h:1482 ./include/linux/atomic/atomic-instrumented.h:4458 kernel/locking/mutex.c:113) 
[ 36.626798][ T471] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 36.627184][ T471] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 36.627491][ T471] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 36.627795][ T471] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 36.628113][ T471] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 36.628418][ T471] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 36.628724][ T471] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 36.629024][ T471] ? __create_object (mm/kmemleak.c:771) 
[ 36.629343][ T471] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 36.629649][ T471] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 36.629951][ T471] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 36.630345][ T471] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 36.630658][ T471] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 36.630971][ T471] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 36.631283][ T471] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 36.631591][ T471] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 36.631895][ T471] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 36.632208][ T471] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 36.632515][ T471] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 36.632818][ T471] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 36.633129][ T471] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 36.633444][ T471] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 36.633755][ T471] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 36.634070][ T471] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 36.634373][ T471] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 36.634689][ T471] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 36.634991][ T471] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 ./include/net/netns/generic.h:48 net/netlink/af_netlink.c:333) 
[ 36.635302][ T471] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[ 36.635619][ T471] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 36.635922][ T471] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 36.636242][ T471] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 36.636552][ T471] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 36.636855][ T471] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 36.637174][ T471] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 36.637483][ T471] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 36.637792][ T471] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 36.638189][ T471] ___sys_sendmsg (net/socket.c:2670) 
[ 36.638490][ T471] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 36.638794][ T471] ? __call_rcu_common.constprop.0 (./arch/x86/include/asm/irqflags.h:26 ./arch/x86/include/asm/irqflags.h:109 ./arch/x86/include/asm/irqflags.h:127 kernel/rcu/tree.c:3096) 
[ 36.639180][ T471] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 36.639490][ T471] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 36.639794][ T471] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 36.640235][ T471] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 36.640543][ T471] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 36.640847][ T471] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 36.641167][ T471] __sys_sendmsg (net/socket.c:2700) 
[ 36.641471][ T471] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 36.641847][ T471] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 36.642174][ T471] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 36.642482][ T471] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 36.642807][ T471] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   36.643196][  T471] RIP: 0033:0x7f5af631a1e7
[ 36.643514][ T471] Code: 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b9 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 2e 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 89 54 24 1c 48 89 74 24 10
All code
========
   0:	0e                   	(bad)
   1:	00 f7                	add    %dh,%bh
   3:	d8 64 89 02          	fsubs  0x2(%rcx,%rcx,4)
   7:	48 c7 c0 ff ff ff ff 	mov    $0xffffffffffffffff,%rax
   e:	eb b9                	jmp    0xffffffffffffffc9
  10:	0f 1f 00             	nopl   (%rax)
  13:	f3 0f 1e fa          	endbr64
  17:	64 8b 04 25 18 00 00 	mov    %fs:0x18,%eax
  1e:	00 
  1f:	85 c0                	test   %eax,%eax
  21:	75 10                	jne    0x33
  23:	b8 2e 00 00 00       	mov    $0x2e,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax		<-- trapping instruction
  30:	77 51                	ja     0x83
  32:	c3                   	ret
  33:	48 83 ec 28          	sub    $0x28,%rsp
  37:	89 54 24 1c          	mov    %edx,0x1c(%rsp)
  3b:	48 89 74 24 10       	mov    %rsi,0x10(%rsp)

Code starting with the faulting instruction
===========================================
   0:	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax
   6:	77 51                	ja     0x59
   8:	c3                   	ret
   9:	48 83 ec 28          	sub    $0x28,%rsp
   d:	89 54 24 1c          	mov    %edx,0x1c(%rsp)
  11:	48 89 74 24 10       	mov    %rsi,0x10(%rsp)
[   36.644614][  T471] RSP: 002b:00007ffde70a42b8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   36.645103][  T471] RAX: ffffffffffffffda RBX: 00007ffde70a49e0 RCX: 00007f5af631a1e7
[   36.645563][  T471] RDX: 0000000000000000 RSI: 00007ffde70a4320 RDI: 0000000000000005
[   36.646025][  T471] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000000
[   36.646493][  T471] R10: 000000000a94c910 R11: 0000000000000246 R12: 0000000000000004
[   36.646956][  T471] R13: 00000000686e7311 R14: 0000000000499600 R15: 0000000000000000
| [   37.541672][  T478] ------------[ cut here ]------------
| [ 37.541980][ T478] WARNING: CPU: 3 PID: 478 at ./include/net/netdev_lock.h:17 netif_set_mtu_ext (./include/net/netdev_lock.h:17 ./include/net/netdev_lock.h:15 ./include/net/netdev_lock.h:25 net/core/dev.c:9610) 
| [   37.542688][  T478] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel bridge stp llc 8021q sch_ingress vrf veth
| [   37.543990][  T478] Tainted: [W]=WARN
[   37.544236][  T478] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 37.544619][ T478] RIP: 0010:netif_set_mtu_ext (./include/net/netdev_lock.h:17 ./include/net/netdev_lock.h:15 ./include/net/netdev_lock.h:25 net/core/dev.c:9610) 
[ 37.544941][ T478] 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
[   37.546060][  T478] RSP: 0018:ffffc90000f1eef0 EFLAGS: 00010246
[   37.546451][  T478] RAX: 0000000000000000 RBX: ffff888004f3a000 RCX: 0000000000000001
[   37.546912][  T478] RDX: 0000000000000000 RSI: ffffffff9f89b939 RDI: ffffffff9f0555e0
[   37.547389][  T478] RBP: ffffc90000f1efe0 R08: 0000000000000000 R09: 0000000000000000
[   37.547849][  T478] R10: ffffc90000f1f010 R11: ffffffffa06a8918 R12: 1ffff920001e3de2
[   37.548327][  T478] R13: 00000000000005dc R14: ffffc90000f1f010 R15: ffff888004f3af08
[   37.548787][  T478] FS:  00007f95b2eb4800(0000) GS:ffff888094a37000(0000) knlGS:0000000000000000
[   37.549335][  T478] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   37.549726][  T478] CR2: 00000000004e5de8 CR3: 000000000fb10003 CR4: 0000000000772ef0
[   37.550210][  T478] PKRU: 55555554
[   37.550442][  T478] Call Trace:
[   37.550673][  T478]  <TASK>
[ 37.550834][ T478] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 37.551153][ T478] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 37.551472][ T478] ? mark_held_locks (kernel/locking/lockdep.c:4328) 
[ 37.551787][ T478] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:151 kernel/locking/spinlock.c:194) 
[ 37.552188][ T478] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4475) 
[ 37.552497][ T478] netif_set_mtu (net/core/dev.c:9652) 
[ 37.552806][ T478] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 37.553134][ T478] ? br_get_link_af_size_filtered (net/bridge/br_netlink.c:116) bridge 
[ 37.553566][ T478] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 37.553798][ T478] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 37.554231][ T478] br_add_if (net/bridge/br_if.c:697) bridge 
[ 37.554583][ T478] do_set_master (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:41 net/core/rtnetlink.c:2949) 
[ 37.554897][ T478] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 37.555219][ T478] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 37.555607][ T478] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 37.555913][ T478] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 37.556234][ T478] ? __kernel_text_address (kernel/extable.c:79) 
[ 37.556546][ T478] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 37.556860][ T478] ? __mutex_trylock_common (./arch/x86/include/asm/atomic64_64.h:101 ./include/linux/atomic/atomic-arch-fallback.h:4296 ./include/linux/atomic/atomic-long.h:1482 ./include/linux/atomic/atomic-instrumented.h:4458 kernel/locking/mutex.c:113) 
[ 37.557179][ T478] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 37.557560][ T478] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 37.557867][ T478] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 37.558184][ T478] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 37.558492][ T478] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 37.558803][ T478] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 37.559128][ T478] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 37.559431][ T478] ? __create_object (mm/kmemleak.c:771) 
[ 37.559746][ T478] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 37.560073][ T478] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 37.560396][ T478] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 37.560775][ T478] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 37.561105][ T478] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 37.561422][ T478] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 37.561734][ T478] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 37.562063][ T478] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 37.562373][ T478] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 37.562676][ T478] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 37.562983][ T478] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 37.563304][ T478] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 37.563618][ T478] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 37.563927][ T478] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 37.564249][ T478] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 37.564557][ T478] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 37.564861][ T478] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 37.565190][ T478] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 37.565497][ T478] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 ./include/net/netns/generic.h:48 net/netlink/af_netlink.c:333) 
[ 37.565808][ T478] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[ 37.566133][ T478] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 37.566441][ T478] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 37.566752][ T478] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 37.567098][ T478] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 37.567408][ T478] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 37.567724][ T478] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 37.568042][ T478] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 37.568367][ T478] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 37.568764][ T478] ___sys_sendmsg (net/socket.c:2670) 
[ 37.569091][ T478] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 37.569401][ T478] ? __call_rcu_common.constprop.0 (./arch/x86/include/asm/irqflags.h:26 ./arch/x86/include/asm/irqflags.h:109 ./arch/x86/include/asm/irqflags.h:127 kernel/rcu/tree.c:3096) 
[ 37.569792][ T478] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 37.570116][ T478] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 37.570444][ T478] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 37.570759][ T478] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 37.571129][ T478] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 37.571439][ T478] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 37.571750][ T478] __sys_sendmsg (net/socket.c:2700) 
[ 37.572072][ T478] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 37.572457][ T478] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 37.572783][ T478] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 37.573106][ T478] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 37.573419][ T478] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   37.573796][  T478] RIP: 0033:0x7f95b30811e7
[ 37.574128][ T478] Code: 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b9 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 2e 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 89 54 24 1c 48 89 74 24 10
All code
========
   0:	0e                   	(bad)
   1:	00 f7                	add    %dh,%bh
   3:	d8 64 89 02          	fsubs  0x2(%rcx,%rcx,4)
   7:	48 c7 c0 ff ff ff ff 	mov    $0xffffffffffffffff,%rax
   e:	eb b9                	jmp    0xffffffffffffffc9
  10:	0f 1f 00             	nopl   (%rax)
  13:	f3 0f 1e fa          	endbr64
  17:	64 8b 04 25 18 00 00 	mov    %fs:0x18,%eax
  1e:	00 
  1f:	85 c0                	test   %eax,%eax
  21:	75 10                	jne    0x33
  23:	b8 2e 00 00 00       	mov    $0x2e,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax		<-- trapping instruction
  30:	77 51                	ja     0x83
  32:	c3                   	ret
  33:	48 83 ec 28          	sub    $0x28,%rsp
  37:	89 54 24 1c          	mov    %edx,0x1c(%rsp)
  3b:	48 89 74 24 10       	mov    %rsi,0x10(%rsp)

Code starting with the faulting instruction
===========================================
   0:	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax
   6:	77 51                	ja     0x59
   8:	c3                   	ret
   9:	48 83 ec 28          	sub    $0x28,%rsp
   d:	89 54 24 1c          	mov    %edx,0x1c(%rsp)
  11:	48 89 74 24 10       	mov    %rsi,0x10(%rsp)
[   37.575237][  T478] RSP: 002b:00007ffc19c6a188 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   37.575702][  T478] RAX: ffffffffffffffda RBX: 00007ffc19c6a8b0 RCX: 00007f95b30811e7
[   37.576173][  T478] RDX: 0000000000000000 RSI: 00007ffc19c6a1f0 RDI: 0000000000000005
[   37.576634][  T478] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000000
[   37.577107][  T478] R10: 0000000024f29910 R11: 0000000000000246 R12: 0000000000000004
[   37.577565][  T478] R13: 00000000686e7312 R14: 0000000000499600 R15: 0000000000000000
| [   59.920287][  T619] ------------[ cut here ]------------
| [ 59.920653][ T619] WARNING: CPU: 1 PID: 619 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) 
| [   59.921319][  T619] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel bridge stp llc 8021q sch_ingress vrf veth
| [   59.922659][  T619] Tainted: [W]=WARN
[   59.922913][  T619] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 59.923327][ T619] 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) 
[ 59.923663][ T619] 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
[   59.924823][  T619] RSP: 0018:ffffc9000139ef70 EFLAGS: 00010246
[   59.925251][  T619] RAX: 0000000000000000 RBX: ffff888009fe2000 RCX: 0000000000000001
[   59.925730][  T619] RDX: 0000000000000000 RSI: ffffffff9f89b939 RDI: ffffffff9f0555e0
[   59.926222][  T619] RBP: ffffc9000139f058 R08: 0000000000000000 R09: 0000000000000000
[   59.926699][  T619] R10: ffffc9000139f088 R11: ffffffff9cb224d4 R12: 1ffff92000273df2
[   59.927349][  T619] R13: 00000000000005dc R14: ffffc9000139f088 R15: ffff888009fe2f08
[   59.927831][  T619] FS:  00007f6dd8a89800(0000) GS:ffff888094937000(0000) knlGS:0000000000000000
[   59.928539][  T619] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   59.928939][  T619] CR2: 00000000004e5ab0 CR3: 0000000004c5f002 CR4: 0000000000772ef0
[   59.929569][  T619] PKRU: 55555554
[   59.929818][  T619] Call Trace:
[   59.930348][  T619]  <TASK>
[ 59.930520][ T619] ? __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) 
[ 59.930927][ T619] ? br_del_if (net/bridge/br_if.c:742) bridge 
[ 59.931532][ T619] ? do_set_master (net/core/rtnetlink.c:2932) 
[ 59.931860][ T619] ? do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 59.932206][ T619] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 59.932528][ T619] ? netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[ 59.932855][ T619] ? netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 59.933185][ T619] ? ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 59.933511][ T619] ? ___sys_sendmsg (net/socket.c:2670) 
[ 59.933833][ T619] ? __sys_sendmsg (net/socket.c:2700) 
[ 59.934158][ T619] ? do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 59.934482][ T619] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[ 59.934880][ T619] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 59.935227][ T619] netif_set_mtu (net/core/dev.c:9652) 
[ 59.935558][ T619] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 59.935892][ T619] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 59.936145][ T619] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 59.936592][ T619] br_del_if (net/bridge/br_if.c:743) bridge 
[ 59.936953][ T619] ? rtnl_is_locked (net/core/rtnetlink.c:169) 
[ 59.937322][ T619] do_set_master (net/core/rtnetlink.c:2932) 
[ 59.937656][ T619] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 59.937992][ T619] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 59.938428][ T619] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 59.938752][ T619] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 59.939087][ T619] ? __kernel_text_address (kernel/extable.c:79) 
[ 59.939414][ T619] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 59.939743][ T619] ? __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) 
[ 59.940082][ T619] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 59.940538][ T619] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 59.940865][ T619] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 59.941202][ T619] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 59.941523][ T619] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 59.941845][ T619] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 59.942181][ T619] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 59.942499][ T619] ? __create_object (mm/kmemleak.c:771) 
[ 59.942823][ T619] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 59.943162][ T619] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 59.943485][ T619] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 59.943883][ T619] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 59.944220][ T619] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 59.944545][ T619] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 59.944864][ T619] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 59.945204][ T619] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 59.945538][ T619] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 59.945856][ T619] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 59.946188][ T619] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 59.946509][ T619] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 59.946833][ T619] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 59.947169][ T619] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 59.947500][ T619] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 59.947821][ T619] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 59.948160][ T619] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 59.948498][ T619] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 59.948818][ T619] ? 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) 
[ 59.949154][ T619] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[ 59.949478][ T619] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 59.949796][ T619] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 59.950142][ T619] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 59.950522][ T619] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 59.950847][ T619] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 59.951197][ T619] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 59.951524][ T619] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 59.951845][ T619] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 59.952272][ T619] ___sys_sendmsg (net/socket.c:2670) 
[ 59.952593][ T619] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 59.952925][ T619] ? __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) 
[ 59.953343][ T619] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 59.953668][ T619] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 59.953997][ T619] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 59.954336][ T619] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 59.954656][ T619] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 59.954976][ T619] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 59.955330][ T619] __sys_sendmsg (net/socket.c:2700) 
[ 59.955648][ T619] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 59.956058][ T619] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 59.956394][ T619] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 59.956717][ T619] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 59.957038][ T619] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   59.957448][  T619] RIP: 0033:0x7f6dd8c561e7
[ 59.957790][ T619] 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)
[   59.958945][  T619] RSP: 002b:00007ffc724be6d8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   59.959445][  T619] RAX: ffffffffffffffda RBX: 00007ffc724bee00 RCX: 00007f6dd8c561e7
[   59.959942][  T619] RDX: 0000000000000000 RSI: 00007ffc724be740 RDI: 0000000000000005
[   59.960492][  T619] RBP: 0000000000000003 R08: 0000000000000003 R09: 0000000000000078
[   59.960976][  T619] R10: 00007f6dd8b53ee8 R11: 0000000000000246 R12: 0000000000000003
[   59.961466][  T619] R13: 00000000686e7328 R14: 0000000000499600 R15: 0000000000000000
| [   60.446420][  T623] ------------[ cut here ]------------
| [ 60.446774][ T623] WARNING: CPU: 3 PID: 623 at ./include/net/netdev_lock.h:17 netif_set_mtu_ext (./include/net/netdev_lock.h:17 ./include/net/netdev_lock.h:15 ./include/net/netdev_lock.h:25 net/core/dev.c:9610) 
| [   60.447686][  T623] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel bridge stp llc 8021q sch_ingress vrf veth
| [   60.448973][  T623] Tainted: [W]=WARN
[   60.449210][  T623] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 60.449591][ T623] RIP: 0010:netif_set_mtu_ext (./include/net/netdev_lock.h:17 ./include/net/netdev_lock.h:15 ./include/net/netdev_lock.h:25 net/core/dev.c:9610) 
[ 60.449907][ T623] 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
[   60.451012][  T623] RSP: 0018:ffffc900013bef70 EFLAGS: 00010246
[   60.451407][  T623] RAX: 0000000000000000 RBX: ffff888009fe2000 RCX: 0000000000000001
[   60.451864][  T623] RDX: 0000000000000000 RSI: ffffffff9f89b939 RDI: ffffffff9f0555e0
[   60.452326][  T623] RBP: ffffc900013bf058 R08: 0000000000000000 R09: 0000000000000000
[   60.452790][  T623] R10: ffffc900013bf088 R11: ffffffff9fd79160 R12: 1ffff92000277df2
[   60.453271][  T623] R13: 00000000000005dc R14: ffffc900013bf088 R15: ffff888009fe2f08
[   60.453724][  T623] FS:  00007f1809022800(0000) GS:ffff888094a37000(0000) knlGS:0000000000000000
[   60.454264][  T623] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   60.454654][  T623] CR2: 00000000004e5aa8 CR3: 000000000f93f001 CR4: 0000000000772ef0
[   60.455125][  T623] PKRU: 55555554
[   60.455360][  T623] Call Trace:
[   60.455589][  T623]  <TASK>
[ 60.455746][ T623] ? __call_rcu_common.constprop.0 (./arch/x86/include/asm/irqflags.h:26 ./arch/x86/include/asm/irqflags.h:109 ./arch/x86/include/asm/irqflags.h:127 kernel/rcu/tree.c:3096) 
[ 60.456141][ T623] ? br_del_if (net/bridge/br_if.c:742) bridge 
[ 60.456489][ T623] ? do_set_master (net/core/rtnetlink.c:2932) 
[ 60.456792][ T623] ? do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 60.457129][ T623] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 60.457435][ T623] ? netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[ 60.457738][ T623] ? netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 60.458040][ T623] ? ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 60.458358][ T623] ? ___sys_sendmsg (net/socket.c:2670) 
[ 60.458660][ T623] ? __sys_sendmsg (net/socket.c:2700) 
[ 60.458960][ T623] ? do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 60.459279][ T623] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[ 60.459665][ T623] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 60.459983][ T623] netif_set_mtu (net/core/dev.c:9652) 
[ 60.460312][ T623] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 60.460635][ T623] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 60.460866][ T623] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 60.461300][ T623] br_del_if (net/bridge/br_if.c:743) bridge 
[ 60.461639][ T623] ? rtnl_is_locked (net/core/rtnetlink.c:169) 
[ 60.461943][ T623] do_set_master (net/core/rtnetlink.c:2932) 
[ 60.462269][ T623] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 60.462579][ T623] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 60.462963][ T623] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 60.463279][ T623] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 60.463584][ T623] ? __kernel_text_address (kernel/extable.c:79) 
[ 60.463894][ T623] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 60.464213][ T623] ? __mutex_trylock_common (./arch/x86/include/asm/atomic64_64.h:101 ./include/linux/atomic/atomic-arch-fallback.h:4296 ./include/linux/atomic/atomic-long.h:1482 ./include/linux/atomic/atomic-instrumented.h:4458 kernel/locking/mutex.c:113) 
[ 60.464527][ T623] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 60.464905][ T623] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 60.465223][ T623] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 60.465527][ T623] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 60.465830][ T623] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 60.466144][ T623] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 60.466451][ T623] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 60.466761][ T623] ? __create_object (mm/kmemleak.c:771) 
[ 60.467104][ T623] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 60.467412][ T623] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 60.467719][ T623] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 60.468108][ T623] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 60.468418][ T623] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 60.468729][ T623] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 60.469035][ T623] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 60.469369][ T623] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 60.469676][ T623] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 60.469977][ T623] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 60.470312][ T623] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 60.470619][ T623] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 60.470926][ T623] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 60.471245][ T623] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 60.471562][ T623] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 60.471866][ T623] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 60.472185][ T623] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 60.472501][ T623] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 60.472803][ T623] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 ./include/net/netns/generic.h:48 net/netlink/af_netlink.c:333) 
[ 60.473121][ T623] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[ 60.473431][ T623] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 60.473769][ T623] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 60.474119][ T623] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 60.474442][ T623] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 60.474751][ T623] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 60.475086][ T623] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 60.475403][ T623] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 60.475706][ T623] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 60.476117][ T623] ___sys_sendmsg (net/socket.c:2670) 
[ 60.476423][ T623] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 60.476728][ T623] ? __call_rcu_common.constprop.0 (./arch/x86/include/asm/irqflags.h:26 ./arch/x86/include/asm/irqflags.h:109 ./arch/x86/include/asm/irqflags.h:127 kernel/rcu/tree.c:3096) 
[ 60.477125][ T623] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 60.477433][ T623] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 60.477742][ T623] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 60.478065][ T623] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 60.478383][ T623] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 60.478696][ T623] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 60.479007][ T623] __sys_sendmsg (net/socket.c:2700) 
[ 60.479377][ T623] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 60.479779][ T623] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 60.480120][ T623] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 60.480463][ T623] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 60.480793][ T623] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   60.481203][  T623] RIP: 0033:0x7f18091ef1e7
[ 60.481538][ T623] Code: 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b9 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 2e 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 89 54 24 1c 48 89 74 24 10
All code
========
   0:	0e                   	(bad)
   1:	00 f7                	add    %dh,%bh
   3:	d8 64 89 02          	fsubs  0x2(%rcx,%rcx,4)
   7:	48 c7 c0 ff ff ff ff 	mov    $0xffffffffffffffff,%rax
   e:	eb b9                	jmp    0xffffffffffffffc9
  10:	0f 1f 00             	nopl   (%rax)
  13:	f3 0f 1e fa          	endbr64
  17:	64 8b 04 25 18 00 00 	mov    %fs:0x18,%eax
  1e:	00 
  1f:	85 c0                	test   %eax,%eax
  21:	75 10                	jne    0x33
  23:	b8 2e 00 00 00       	mov    $0x2e,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax		<-- trapping instruction
  30:	77 51                	ja     0x83
  32:	c3                   	ret
  33:	48 83 ec 28          	sub    $0x28,%rsp
  37:	89 54 24 1c          	mov    %edx,0x1c(%rsp)
  3b:	48 89 74 24 10       	mov    %rsi,0x10(%rsp)

Code starting with the faulting instruction
===========================================
   0:	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax
   6:	77 51                	ja     0x59
   8:	c3                   	ret
   9:	48 83 ec 28          	sub    $0x28,%rsp
   d:	89 54 24 1c          	mov    %edx,0x1c(%rsp)
  11:	48 89 74 24 10       	mov    %rsi,0x10(%rsp)
[   60.482691][  T623] RSP: 002b:00007fff4faec4a8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   60.483196][  T623] RAX: ffffffffffffffda RBX: 00007fff4faecbd0 RCX: 00007f18091ef1e7
[   60.483678][  T623] RDX: 0000000000000000 RSI: 00007fff4faec510 RDI: 0000000000000005
[   60.484175][  T623] RBP: 0000000000000003 R08: 0000000000000003 R09: 0000000000000078
[   60.484658][  T623] R10: 00007f18090ecee8 R11: 0000000000000246 R12: 0000000000000003
[   60.485146][  T623] R13: 00000000686e7329 R14: 0000000000499600 R15: 0000000000000000
| [   60.725693][  T625] ------------[ cut here ]------------
| [ 60.726072][ T625] WARNING: CPU: 0 PID: 625 at ./include/net/netdev_lock.h:17 netif_set_mtu_ext (./include/net/netdev_lock.h:17 ./include/net/netdev_lock.h:15 ./include/net/netdev_lock.h:25 net/core/dev.c:9610) 
| [   60.726728][  T625] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel bridge stp llc 8021q sch_ingress vrf veth
| [   60.729305][  T625] Tainted: [W]=WARN
[   60.729549][  T625] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 60.729951][ T625] RIP: 0010:netif_set_mtu_ext (./include/net/netdev_lock.h:17 ./include/net/netdev_lock.h:15 ./include/net/netdev_lock.h:25 net/core/dev.c:9610) 
[ 60.730316][ T625] 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
[   60.731492][  T625] RSP: 0018:ffffc900013def70 EFLAGS: 00010246
[   60.731900][  T625] RAX: 0000000000000000 RBX: ffff888009fe2000 RCX: 0000000000000001
[   60.732399][  T625] RDX: 0000000000000000 RSI: ffffffff9f89b939 RDI: ffffffff9f0555e0
[   60.732875][  T625] RBP: ffffc900013df058 R08: 0000000000000000 R09: 0000000000000000
[   60.733374][  T625] R10: ffffc900013df088 R11: ffffffff9fd79160 R12: 1ffff9200027bdf2
[   60.733859][  T625] R13: 00000000000005dc R14: ffffc900013df088 R15: ffff888009fe2f08
[   60.734360][  T625] FS:  00007f767812d800(0000) GS:ffff8880948b7000(0000) knlGS:0000000000000000
[   60.734920][  T625] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   60.735344][  T625] CR2: 00000000004e5de8 CR3: 000000000f85a006 CR4: 0000000000772ef0
[   60.735832][  T625] PKRU: 55555554
[   60.736090][  T625] Call Trace:
[   60.736333][  T625]  <TASK>
[ 60.736497][ T625] ? __call_rcu_common.constprop.0 (./arch/x86/include/asm/irqflags.h:26 ./arch/x86/include/asm/irqflags.h:109 ./arch/x86/include/asm/irqflags.h:127 kernel/rcu/tree.c:3096) 
[ 60.736900][ T625] ? br_del_if (net/bridge/br_if.c:742) bridge 
[ 60.737290][ T625] ? do_set_master (net/core/rtnetlink.c:2932) 
[ 60.737616][ T625] ? do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 60.737935][ T625] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 60.738285][ T625] ? netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[ 60.738607][ T625] ? netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 60.738928][ T625] ? ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 60.739274][ T625] ? ___sys_sendmsg (net/socket.c:2670) 
[ 60.739591][ T625] ? __sys_sendmsg (net/socket.c:2700) 
[ 60.739912][ T625] ? do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 60.740267][ T625] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[ 60.740659][ T625] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 60.740996][ T625] netif_set_mtu (net/core/dev.c:9652) 
[ 60.741337][ T625] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 60.741671][ T625] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 60.741911][ T625] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 60.742374][ T625] br_del_if (net/bridge/br_if.c:743) bridge 
[ 60.742726][ T625] ? rtnl_is_locked (net/core/rtnetlink.c:169) 
[ 60.743041][ T625] do_set_master (net/core/rtnetlink.c:2932) 
[ 60.743398][ T625] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 60.743717][ T625] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 60.744155][ T625] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 60.744473][ T625] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 60.744788][ T625] ? __kernel_text_address (kernel/extable.c:79) 
[ 60.745131][ T625] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 60.745450][ T625] ? __mutex_trylock_common (./arch/x86/include/asm/atomic64_64.h:101 ./include/linux/atomic/atomic-arch-fallback.h:4296 ./include/linux/atomic/atomic-long.h:1482 ./include/linux/atomic/atomic-instrumented.h:4458 kernel/locking/mutex.c:113) 
[ 60.745767][ T625] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 60.746177][ T625] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 60.746494][ T625] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 60.746807][ T625] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 60.747150][ T625] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 60.747468][ T625] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 60.747782][ T625] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 60.748124][ T625] ? __create_object (mm/kmemleak.c:771) 
[ 60.748459][ T625] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 60.748772][ T625] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 60.749109][ T625] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 60.749513][ T625] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 60.749838][ T625] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 60.750198][ T625] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 60.750528][ T625] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 60.750867][ T625] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 60.751229][ T625] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 60.751550][ T625] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 60.751874][ T625] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 60.752221][ T625] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 60.752548][ T625] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 60.752873][ T625] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 60.753225][ T625] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 60.753562][ T625] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 60.753887][ T625] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 60.754248][ T625] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 60.754572][ T625] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 ./include/net/netns/generic.h:48 net/netlink/af_netlink.c:333) 
[ 60.754895][ T625] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[ 60.755249][ T625] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 60.755568][ T625] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 60.755898][ T625] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 60.756244][ T625] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 60.756564][ T625] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 60.756896][ T625] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 60.757250][ T625] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 60.757573][ T625] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 60.757989][ T625] ___sys_sendmsg (net/socket.c:2670) 
[ 60.758347][ T625] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 60.758674][ T625] ? __call_rcu_common.constprop.0 (./arch/x86/include/asm/irqflags.h:26 ./arch/x86/include/asm/irqflags.h:109 ./arch/x86/include/asm/irqflags.h:127 kernel/rcu/tree.c:3096) 
[ 60.759102][ T625] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 60.759433][ T625] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 60.759758][ T625] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 60.760114][ T625] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 60.760460][ T625] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 60.760788][ T625] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 60.761141][ T625] __sys_sendmsg (net/socket.c:2700) 
[ 60.761470][ T625] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 60.761877][ T625] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 60.762239][ T625] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 60.762571][ T625] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 60.762900][ T625] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   60.763346][  T625] RIP: 0033:0x7f76782fa1e7
[ 60.763687][ T625] Code: 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b9 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 2e 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 89 54 24 1c 48 89 74 24 10
All code
========
   0:	0e                   	(bad)
   1:	00 f7                	add    %dh,%bh
   3:	d8 64 89 02          	fsubs  0x2(%rcx,%rcx,4)
   7:	48 c7 c0 ff ff ff ff 	mov    $0xffffffffffffffff,%rax
   e:	eb b9                	jmp    0xffffffffffffffc9
  10:	0f 1f 00             	nopl   (%rax)
  13:	f3 0f 1e fa          	endbr64
  17:	64 8b 04 25 18 00 00 	mov    %fs:0x18,%eax
  1e:	00 
  1f:	85 c0                	test   %eax,%eax
  21:	75 10                	jne    0x33
  23:	b8 2e 00 00 00       	mov    $0x2e,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax		<-- trapping instruction
  30:	77 51                	ja     0x83
  32:	c3                   	ret
  33:	48 83 ec 28          	sub    $0x28,%rsp
  37:	89 54 24 1c          	mov    %edx,0x1c(%rsp)
  3b:	48 89 74 24 10       	mov    %rsi,0x10(%rsp)

Code starting with the faulting instruction
===========================================
   0:	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax
   6:	77 51                	ja     0x59
   8:	c3                   	ret
   9:	48 83 ec 28          	sub    $0x28,%rsp
   d:	89 54 24 1c          	mov    %edx,0x1c(%rsp)
  11:	48 89 74 24 10       	mov    %rsi,0x10(%rsp)
[   60.764876][  T625] RSP: 002b:00007ffc9048ca48 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   60.765397][  T625] RAX: ffffffffffffffda RBX: 00007ffc9048d170 RCX: 00007f76782fa1e7
[   60.765893][  T625] RDX: 0000000000000000 RSI: 00007ffc9048cab0 RDI: 0000000000000005
[   60.766409][  T625] RBP: 0000000000000003 R08: 0000000000000003 R09: 0000000000000078
[   60.766892][  T625] R10: 00007f76781f7ee8 R11: 0000000000000246 R12: 0000000000000003
[   60.767404][  T625] R13: 00000000686e7329 R14: 0000000000499600 R15: 0000000000000000
| [   61.324117][  T629] ------------[ cut here ]------------
| [ 61.324486][ T629] WARNING: CPU: 0 PID: 629 at ./include/net/netdev_lock.h:17 netif_set_mtu_ext (./include/net/netdev_lock.h:17 ./include/net/netdev_lock.h:15 ./include/net/netdev_lock.h:25 net/core/dev.c:9610) 
| [   61.326131][  T629] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel bridge stp llc 8021q sch_ingress vrf veth
| [   61.327487][  T629] Tainted: [W]=WARN
[   61.327740][  T629] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 61.328140][ T629] RIP: 0010:netif_set_mtu_ext (./include/net/netdev_lock.h:17 ./include/net/netdev_lock.h:15 ./include/net/netdev_lock.h:25 net/core/dev.c:9610) 
[ 61.328469][ T629] Code: 00 00 8b 05 b7 bb 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 fa 61 7b 00 85 c0 0f 85 39 fe ff ff 90 <0f> 0b 90 e9 30 fe ff ff 48 b8 00 00 00 00 00 fc ff df 4c 89 fa 48
All code
========
   0:	00 00                	add    %al,(%rax)
   2:	8b 05 b7 bb 3a 02    	mov    0x23abbb7(%rip),%eax        # 0x23abbbf
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb a0 0c 00 00 	lea    0xca0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 fa 61 7b 00       	call   0x7b621b
  21:	85 c0                	test   %eax,%eax
  23:	0f 85 39 fe ff ff    	jne    0xfffffffffffffe62
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	e9 30 fe ff ff       	jmp    0xfffffffffffffe62
  32:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
  39:	fc ff df 
  3c:	4c 89 fa             	mov    %r15,%rdx
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	e9 30 fe ff ff       	jmp    0xfffffffffffffe38
   8:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
   f:	fc ff df 
  12:	4c 89 fa             	mov    %r15,%rdx
  15:	48                   	rex.W
[   61.329586][  T629] RSP: 0018:ffffc900013fef70 EFLAGS: 00010246
[   61.329987][  T629] RAX: 0000000000000000 RBX: ffff888009fe2000 RCX: 0000000000000001
[   61.330472][  T629] RDX: 0000000000000000 RSI: ffffffff9f89b939 RDI: ffffffff9f0555e0
[   61.330947][  T629] RBP: ffffc900013ff058 R08: 0000000000000000 R09: 0000000000000000
[   61.331434][  T629] R10: ffffc900013ff088 R11: ffffffff9fd79160 R12: 1ffff9200027fdf2
[   61.331909][  T629] R13: 00000000000005dc R14: ffffc900013ff088 R15: ffff888009fe2f08
[   61.332412][  T629] FS:  00007fc1230ad800(0000) GS:ffff8880948b7000(0000) knlGS:0000000000000000
[   61.332951][  T629] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   61.333356][  T629] CR2: 00000000004e5ce0 CR3: 000000000f82c002 CR4: 0000000000772ef0
[   61.333819][  T629] PKRU: 55555554
[   61.334058][  T629] Call Trace:
[   61.334303][  T629]  <TASK>
[ 61.334459][ T629] ? __call_rcu_common.constprop.0 (./arch/x86/include/asm/irqflags.h:26 ./arch/x86/include/asm/irqflags.h:109 ./arch/x86/include/asm/irqflags.h:127 kernel/rcu/tree.c:3096) 
[ 61.334854][ T629] ? br_del_if (net/bridge/br_if.c:742) bridge 
[ 61.335213][ T629] ? do_set_master (net/core/rtnetlink.c:2932) 
[ 61.335522][ T629] ? do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 61.335838][ T629] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 61.336157][ T629] ? netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[ 61.336476][ T629] ? netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 61.336795][ T629] ? ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 61.337122][ T629] ? ___sys_sendmsg (net/socket.c:2670) 
[ 61.337429][ T629] ? __sys_sendmsg (net/socket.c:2700) 
[ 61.337742][ T629] ? do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 61.338067][ T629] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[ 61.338449][ T629] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 61.338779][ T629] netif_set_mtu (net/core/dev.c:9652) 
[ 61.339100][ T629] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 61.339442][ T629] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 61.339674][ T629] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 61.340113][ T629] br_del_if (net/bridge/br_if.c:743) bridge 
[ 61.340491][ T629] ? rtnl_is_locked (net/core/rtnetlink.c:169) 
[ 61.340808][ T629] do_set_master (net/core/rtnetlink.c:2932) 
[ 61.341137][ T629] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 61.341460][ T629] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 61.341862][ T629] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 61.342198][ T629] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 61.342511][ T629] ? __kernel_text_address (kernel/extable.c:79) 
[ 61.342828][ T629] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 61.343160][ T629] ? __mutex_trylock_common (./arch/x86/include/asm/atomic64_64.h:101 ./include/linux/atomic/atomic-arch-fallback.h:4296 ./include/linux/atomic/atomic-long.h:1482 ./include/linux/atomic/atomic-instrumented.h:4458 kernel/locking/mutex.c:113) 
[ 61.343480][ T629] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 61.343877][ T629] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 61.344200][ T629] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 61.344516][ T629] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 61.344838][ T629] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 61.345157][ T629] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 61.345477][ T629] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 61.345785][ T629] ? __create_object (mm/kmemleak.c:771) 
[ 61.346137][ T629] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 61.346469][ T629] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 61.346795][ T629] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 61.347203][ T629] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 61.347522][ T629] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 61.347849][ T629] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 61.348182][ T629] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 61.348505][ T629] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 61.348814][ T629] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 61.349143][ T629] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 61.349487][ T629] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 61.349795][ T629] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 61.350111][ T629] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 61.350453][ T629] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 61.350765][ T629] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 61.351086][ T629] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 61.351405][ T629] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 61.351727][ T629] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 61.352030][ T629] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 ./include/net/netns/generic.h:48 net/netlink/af_netlink.c:333) 
[ 61.352358][ T629] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[ 61.352671][ T629] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 61.352973][ T629] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 61.353301][ T629] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 61.353621][ T629] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 61.353932][ T629] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 61.354257][ T629] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 61.354576][ T629] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 61.354880][ T629] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 61.355296][ T629] ___sys_sendmsg (net/socket.c:2670) 
[ 61.355601][ T629] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 61.355906][ T629] ? __call_rcu_common.constprop.0 (./arch/x86/include/asm/irqflags.h:26 ./arch/x86/include/asm/irqflags.h:109 ./arch/x86/include/asm/irqflags.h:127 kernel/rcu/tree.c:3096) 
[ 61.356305][ T629] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 61.356613][ T629] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 61.356932][ T629] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 61.357252][ T629] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 61.357556][ T629] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 61.357867][ T629] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 61.358188][ T629] __sys_sendmsg (net/socket.c:2700) 
[ 61.358490][ T629] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 61.358872][ T629] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 61.359196][ T629] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 61.359505][ T629] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 61.359813][ T629] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   61.360223][  T629] RIP: 0033:0x7fc12327a1e7
[ 61.360546][ T629] Code: 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b9 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 2e 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 89 54 24 1c 48 89 74 24 10
All code
========
   0:	0e                   	(bad)
   1:	00 f7                	add    %dh,%bh
   3:	d8 64 89 02          	fsubs  0x2(%rcx,%rcx,4)
   7:	48 c7 c0 ff ff ff ff 	mov    $0xffffffffffffffff,%rax
   e:	eb b9                	jmp    0xffffffffffffffc9
  10:	0f 1f 00             	nopl   (%rax)
  13:	f3 0f 1e fa          	endbr64
  17:	64 8b 04 25 18 00 00 	mov    %fs:0x18,%eax
  1e:	00 
  1f:	85 c0                	test   %eax,%eax
  21:	75 10                	jne    0x33
  23:	b8 2e 00 00 00       	mov    $0x2e,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax		<-- trapping instruction
  30:	77 51                	ja     0x83
  32:	c3                   	ret
  33:	48 83 ec 28          	sub    $0x28,%rsp
  37:	89 54 24 1c          	mov    %edx,0x1c(%rsp)
  3b:	48 89 74 24 10       	mov    %rsi,0x10(%rsp)

Code starting with the faulting instruction
===========================================
   0:	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax
   6:	77 51                	ja     0x59
   8:	c3                   	ret
   9:	48 83 ec 28          	sub    $0x28,%rsp
   d:	89 54 24 1c          	mov    %edx,0x1c(%rsp)
  11:	48 89 74 24 10       	mov    %rsi,0x10(%rsp)
[   61.361658][  T629] RSP: 002b:00007ffcc8cf9a48 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   61.362133][  T629] RAX: ffffffffffffffda RBX: 00007ffcc8cfa170 RCX: 00007fc12327a1e7
[   61.362600][  T629] RDX: 0000000000000000 RSI: 00007ffcc8cf9ab0 RDI: 0000000000000005
[   61.363068][  T629] RBP: 0000000000000003 R08: 0000000000000003 R09: 0000000000000078
[   61.363532][  T629] R10: 00007fc123177ee8 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