======================================
| [   23.207316][  T346] br1: port 1(vx100) entered forwarding state
| [   23.209247][  T346] ------------[ cut here ]------------
| [ 23.209600][ T346] WARNING: CPU: 2 PID: 346 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) 
| [   23.210261][  T346] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel bridge stp llc 8021q sch_ingress vrf veth
[   23.211638][  T346] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 23.212067][ T346] 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) 
[ 23.212425][ T346] 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
[   23.213602][  T346] RSP: 0018:ffffc900006f6ef0 EFLAGS: 00010246
[   23.214041][  T346] RAX: 0000000000000000 RBX: ffff8880051a2000 RCX: 0000000000000001
[   23.214534][  T346] RDX: 0000000000000000 RSI: ffffffff8909b939 RDI: ffffffff888555e0
[   23.215274][  T346] RBP: ffffc900006f6fe0 R08: 0000000000000000 R09: 0000000000000000
[   23.216025][  T346] R10: ffffc900006f7010 R11: ffffffff89ea8918 R12: 1ffff920000dede2
[   23.216670][  T346] R13: 00000000000005dc R14: ffffc900006f7010 R15: ffff8880051a2f08
[   23.217314][  T346] FS:  00007f3f1e373800(0000) GS:ffff8880a43b7000(0000) knlGS:0000000000000000
[   23.218044][  T346] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   23.218589][  T346] CR2: 00000000004e6890 CR3: 000000000e30e005 CR4: 0000000000772ef0
[   23.219189][  T346] PKRU: 55555554
[   23.219435][  T346] Call Trace:
[   23.219694][  T346]  <TASK>
[ 23.219884][ T346] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 23.220212][ T346] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 23.220545][ T346] ? mark_held_locks (kernel/locking/lockdep.c:4328) 
[ 23.220880][ T346] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:151 kernel/locking/spinlock.c:194) 
[ 23.221278][ T346] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4475) 
[ 23.221605][ T346] netif_set_mtu (net/core/dev.c:9652) 
[ 23.221944][ T346] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 23.222280][ T346] ? br_get_link_af_size_filtered (net/bridge/br_netlink.c:116) bridge 
[ 23.222735][ T346] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 23.222992][ T346] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 23.223427][ T346] br_add_if (net/bridge/br_if.c:697) bridge 
[ 23.223807][ T346] do_set_master (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:41 net/core/rtnetlink.c:2949) 
[ 23.224132][ T346] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 23.224469][ T346] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 23.224894][ T346] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 23.225219][ T346] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 23.225546][ T346] ? __kernel_text_address (kernel/extable.c:79) 
[ 23.225886][ T346] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 23.226214][ T346] ? __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) 
[ 23.226541][ T346] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 23.226954][ T346] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 23.227279][ T346] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 23.227598][ T346] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 23.227939][ T346] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 23.228264][ T346] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 23.228587][ T346] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 23.228920][ T346] ? __create_object (mm/kmemleak.c:771) 
[ 23.229252][ T346] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 23.229574][ T346] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 23.229909][ T346] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 23.230315][ T346] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 23.230645][ T346] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 23.230996][ T346] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 23.231336][ T346] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 23.231681][ T346] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 23.232033][ T346] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 23.232367][ T346] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 23.232710][ T346] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 23.233061][ T346] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 23.233394][ T346] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 23.233737][ T346] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 23.234079][ T346] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 23.234405][ T346] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 23.234753][ T346] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 23.235108][ T346] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 23.235441][ T346] ? 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) 
[ 23.235783][ T346] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[ 23.236125][ T346] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 23.236451][ T346] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 23.236799][ T346] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 23.237128][ T346] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 23.237462][ T346] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 23.237806][ T346] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 23.238145][ T346] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 23.238769][ T346] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 23.239208][ T346] ___sys_sendmsg (net/socket.c:2670) 
[ 23.239530][ T346] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 23.239866][ T346] ? __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) 
[ 23.240505][ T346] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 23.240859][ T346] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 23.241196][ T346] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 23.241536][ T346] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 23.241876][ T346] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 23.242220][ T346] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 23.242563][ T346] __sys_sendmsg (net/socket.c:2700) 
[ 23.242900][ T346] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 23.243767][ T346] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 23.244123][ T346] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 23.244469][ T346] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 23.245058][ T346] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   23.245929][  T346] RIP: 0033:0x7f3f1e5401e7
[ 23.246289][ T346] 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)
[   23.247461][  T346] RSP: 002b:00007ffe591be8c8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   23.247987][  T346] RAX: ffffffffffffffda RBX: 00007ffe591beff0 RCX: 00007f3f1e5401e7
[   23.248480][  T346] RDX: 0000000000000000 RSI: 00007ffe591be930 RDI: 0000000000000005
[   23.248963][  T346] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000000
[   23.249442][  T346] R10: 0000000025e52910 R11: 0000000000000246 R12: 0000000000000004
[   23.250151][  T346] R13: 00000000686e7424 R14: 0000000000499600 R15: 0000000000000000
| [   23.490667][  T348] ------------[ cut here ]------------
| [ 23.490989][ T348] WARNING: CPU: 3 PID: 348 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) 
| [   23.491600][  T348] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel bridge stp llc 8021q sch_ingress vrf veth
| [   23.493206][  T348] Tainted: [W]=WARN
[   23.493447][  T348] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 23.493846][ T348] 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) 
[ 23.494168][ T348] 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
[   23.495288][  T348] RSP: 0018:ffffc900005e6ef0 EFLAGS: 00010246
[   23.495680][  T348] RAX: 0000000000000000 RBX: ffff8880051a2000 RCX: 0000000000000001
[   23.496153][  T348] RDX: 0000000000000000 RSI: ffffffff8909b939 RDI: ffffffff888555e0
[   23.496614][  T348] RBP: ffffc900005e6fe0 R08: 0000000000000000 R09: 0000000000000000
[   23.497093][  T348] R10: ffffc900005e7010 R11: ffffffff89ea8918 R12: 1ffff920000bcde2
[   23.497550][  T348] R13: 00000000000005dc R14: ffffc900005e7010 R15: ffff8880051a2f08
[   23.498017][  T348] FS:  00007fb2f270a800(0000) GS:ffff8880a4437000(0000) knlGS:0000000000000000
[   23.498555][  T348] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   23.498964][  T348] CR2: 00000000004e5aa8 CR3: 000000000e2fe003 CR4: 0000000000772ef0
[   23.499427][  T348] PKRU: 55555554
[   23.499660][  T348] Call Trace:
[   23.499905][  T348]  <TASK>
[ 23.500067][ T348] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 23.500377][ T348] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 23.500695][ T348] ? mark_held_locks (kernel/locking/lockdep.c:4328) 
[ 23.501017][ T348] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:151 kernel/locking/spinlock.c:194) 
[ 23.501414][ T348] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4475) 
[ 23.501737][ T348] netif_set_mtu (net/core/dev.c:9652) 
[ 23.502049][ T348] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 23.502366][ T348] ? br_get_link_af_size_filtered (net/bridge/br_netlink.c:116) bridge 
[ 23.502812][ T348] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 23.503049][ T348] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 23.503472][ T348] br_add_if (net/bridge/br_if.c:697) bridge 
[ 23.503846][ T348] do_set_master (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:41 net/core/rtnetlink.c:2949) 
[ 23.504165][ T348] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 23.504486][ T348] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 23.504894][ T348] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 23.505206][ T348] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 23.505516][ T348] ? __kernel_text_address (kernel/extable.c:79) 
[ 23.505849][ T348] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 23.506162][ T348] ? __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) 
[ 23.506470][ T348] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 23.506869][ T348] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 23.507182][ T348] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 23.507490][ T348] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 23.507828][ T348] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 23.508138][ T348] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 23.508455][ T348] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 23.508771][ T348] ? __create_object (mm/kmemleak.c:771) 
[ 23.509082][ T348] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 23.509394][ T348] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 23.509702][ T348] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 23.510094][ T348] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 23.510410][ T348] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 23.510740][ T348] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 23.511052][ T348] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 23.511367][ T348] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 23.511677][ T348] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 23.511998][ T348] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 23.512306][ T348] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 23.512613][ T348] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 23.512935][ T348] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 23.513251][ T348] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 23.513562][ T348] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 23.513905][ T348] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 23.514232][ T348] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 23.514572][ T348] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 23.514902][ T348] ? 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) 
[ 23.515226][ T348] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[ 23.515556][ T348] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 23.515884][ T348] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 23.516212][ T348] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 23.516534][ T348] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 23.516863][ T348] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 23.517194][ T348] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 23.517527][ T348] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 23.517855][ T348] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 23.518265][ T348] ___sys_sendmsg (net/socket.c:2670) 
[ 23.518583][ T348] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 23.518911][ T348] ? __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) 
[ 23.519313][ T348] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 23.519636][ T348] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 23.519970][ T348] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 23.520306][ T348] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 23.520630][ T348] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 23.520963][ T348] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 23.521293][ T348] __sys_sendmsg (net/socket.c:2700) 
[ 23.521611][ T348] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 23.522018][ T348] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 23.522352][ T348] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 23.522674][ T348] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 23.523019][ T348] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   23.523418][  T348] RIP: 0033:0x7fb2f28d71e7
[ 23.523755][ T348] 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)
[   23.524908][  T348] RSP: 002b:00007ffd9b7cbe28 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   23.525402][  T348] RAX: ffffffffffffffda RBX: 00007ffd9b7cc550 RCX: 00007fb2f28d71e7
[   23.525894][  T348] RDX: 0000000000000000 RSI: 00007ffd9b7cbe90 RDI: 0000000000000005
[   23.526359][  T348] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000000
[   23.526821][  T348] R10: 0000000023cc8910 R11: 0000000000000246 R12: 0000000000000004
[   23.527288][  T348] R13: 00000000686e7425 R14: 0000000000499600 R15: 0000000000000000
| [   24.127008][  T354] ------------[ cut here ]------------
| [ 24.127332][ T354] WARNING: CPU: 3 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) 
| [   24.127985][  T354] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel bridge stp llc 8021q sch_ingress vrf veth
| [   24.129595][  T354] Tainted: [W]=WARN
[   24.129836][  T354] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 24.130217][ 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) 
[ 24.130537][ 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
[   24.131630][  T354] RSP: 0018:ffffc90000746ef0 EFLAGS: 00010246
[   24.132027][  T354] RAX: 0000000000000000 RBX: ffff88800b1da000 RCX: 0000000000000001
[   24.132487][  T354] RDX: 0000000000000000 RSI: ffffffff8909b939 RDI: ffffffff888555e0
[   24.132960][  T354] RBP: ffffc90000746fe0 R08: 0000000000000000 R09: 0000000000000000
[   24.133420][  T354] R10: ffffc90000747010 R11: ffffffff89ea8918 R12: 1ffff920000e8de2
[   24.133888][  T354] R13: 00000000000005dc R14: ffffc90000747010 R15: ffff88800b1daf08
[   24.134346][  T354] FS:  00007f5efae3c800(0000) GS:ffff8880a4437000(0000) knlGS:0000000000000000
[   24.134921][  T354] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   24.135309][  T354] CR2: 00000000004e5468 CR3: 0000000011603002 CR4: 0000000000772ef0
[   24.135784][  T354] PKRU: 55555554
[   24.136015][  T354] Call Trace:
[   24.136249][  T354]  <TASK>
[ 24.136410][ T354] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 24.136735][ T354] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 24.137053][ T354] ? mark_held_locks (kernel/locking/lockdep.c:4328) 
[ 24.137362][ T354] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:151 kernel/locking/spinlock.c:194) 
[ 24.137752][ T354] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4475) 
[ 24.138062][ T354] netif_set_mtu (net/core/dev.c:9652) 
[ 24.138373][ T354] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 24.138692][ T354] ? br_get_link_af_size_filtered (net/bridge/br_netlink.c:116) bridge 
[ 24.139136][ T354] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 24.139370][ T354] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 24.139801][ T354] br_add_if (net/bridge/br_if.c:697) bridge 
[ 24.140157][ T354] do_set_master (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:41 net/core/rtnetlink.c:2949) 
[ 24.140472][ T354] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 24.140792][ T354] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 24.141186][ T354] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 24.141491][ T354] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 24.141805][ T354] ? __kernel_text_address (kernel/extable.c:79) 
[ 24.142119][ T354] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 24.142428][ 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) 
[ 24.142743][ T354] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 24.143129][ T354] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 24.143445][ T354] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 24.143758][ T354] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 24.144065][ T354] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 24.144377][ T354] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 24.144699][ T354] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 24.145010][ T354] ? __create_object (mm/kmemleak.c:771) 
[ 24.145325][ T354] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 24.145641][ T354] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 24.145955][ T354] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 24.146339][ T354] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 24.146655][ T354] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 24.146989][ T354] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 24.147308][ T354] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 24.147627][ T354] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 24.147943][ T354] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 24.148248][ T354] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 24.148557][ T354] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 24.148876][ T354] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 24.149188][ T354] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 24.149499][ T354] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 24.149824][ T354] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 24.150135][ T354] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 24.150443][ T354] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 24.150772][ T354] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 24.151079][ 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) 
[ 24.151390][ T354] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[ 24.151705][ T354] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 24.152025][ T354] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 24.152338][ T354] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 24.152656][ T354] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 24.152973][ T354] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 24.153289][ T354] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 24.153601][ T354] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 24.153922][ T354] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 24.154319][ T354] ___sys_sendmsg (net/socket.c:2670) 
[ 24.154641][ T354] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 24.154959][ 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) 
[ 24.155343][ T354] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 24.155655][ T354] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 24.155974][ T354] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 24.156293][ T354] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 24.156598][ 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) 
[ 24.156912][ T354] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 24.157228][ T354] __sys_sendmsg (net/socket.c:2700) 
[ 24.157532][ T354] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 24.157923][ T354] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 24.158246][ T354] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 24.158554][ T354] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 24.158878][ T354] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   24.159261][  T354] RIP: 0033:0x7f5efb0091e7
[ 24.159577][ 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)
[   24.160673][  T354] RSP: 002b:00007ffd7de5d438 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   24.161151][  T354] RAX: ffffffffffffffda RBX: 00007ffd7de5db60 RCX: 00007f5efb0091e7
[   24.161611][  T354] RDX: 0000000000000000 RSI: 00007ffd7de5d4a0 RDI: 0000000000000005
[   24.162078][  T354] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000000
[   24.162537][  T354] R10: 00000000024c2910 R11: 0000000000000246 R12: 0000000000000004
[   24.163012][  T354] R13: 00000000686e7425 R14: 0000000000499600 R15: 0000000000000000
| [   24.575212][  T357] ------------[ cut here ]------------
| [ 24.575523][ T357] WARNING: CPU: 3 PID: 357 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) 
| [   24.576146][  T357] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel bridge stp llc 8021q sch_ingress vrf veth
| [   24.577433][  T357] Tainted: [W]=WARN
[   24.577665][  T357] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 24.578213][ T357] 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) 
[ 24.578535][ T357] 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
[   24.579776][  T357] RSP: 0018:ffffc900007f6ef0 EFLAGS: 00010246
[   24.580165][  T357] RAX: 0000000000000000 RBX: ffff88800b1da000 RCX: 0000000000000001
[   24.580632][  T357] RDX: 0000000000000000 RSI: ffffffff8909b939 RDI: ffffffff888555e0
[   24.581102][  T357] RBP: ffffc900007f6fe0 R08: 0000000000000000 R09: 0000000000000000
[   24.581572][  T357] R10: ffffc900007f7010 R11: ffffffff89ea8918 R12: 1ffff920000fede2
[   24.582077][  T357] R13: 00000000000005dc R14: ffffc900007f7010 R15: ffff88800b1daf08
[   24.582546][  T357] FS:  00007fdc56d7b800(0000) GS:ffff8880a4437000(0000) knlGS:0000000000000000
[   24.583092][  T357] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   24.583493][  T357] CR2: 00000000004e5730 CR3: 00000000115ed001 CR4: 0000000000772ef0
[   24.583965][  T357] PKRU: 55555554
[   24.584200][  T357] Call Trace:
[   24.584433][  T357]  <TASK>
[ 24.584608][ T357] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 24.584929][ T357] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 24.585249][ T357] ? mark_held_locks (kernel/locking/lockdep.c:4328) 
[ 24.585564][ T357] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:151 kernel/locking/spinlock.c:194) 
[ 24.585959][ T357] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4475) 
[ 24.586271][ T357] netif_set_mtu (net/core/dev.c:9652) 
[ 24.586581][ T357] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 24.586909][ T357] ? br_get_link_af_size_filtered (net/bridge/br_netlink.c:116) bridge 
[ 24.587343][ T357] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 24.587586][ T357] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 24.588016][ T357] br_add_if (net/bridge/br_if.c:697) bridge 
[ 24.588373][ T357] do_set_master (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:41 net/core/rtnetlink.c:2949) 
[ 24.588691][ T357] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 24.589012][ T357] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 24.589405][ T357] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 24.589710][ T357] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 24.590031][ T357] ? __kernel_text_address (kernel/extable.c:79) 
[ 24.590345][ T357] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 24.590658][ T357] ? __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) 
[ 24.590978][ T357] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 24.591366][ T357] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 24.591678][ T357] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 24.591993][ T357] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 24.592307][ T357] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 24.592621][ T357] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 24.592949][ T357] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 24.593264][ T357] ? __create_object (mm/kmemleak.c:771) 
[ 24.593581][ T357] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 24.593898][ T357] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 24.594209][ T357] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 24.594607][ T357] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 24.594934][ T357] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 24.595252][ T357] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 24.595560][ T357] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 24.595884][ T357] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 24.596195][ T357] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 24.596502][ T357] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 24.596819][ T357] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 24.597134][ T357] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 24.597447][ T357] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 24.597767][ T357] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 24.598078][ T357] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 24.598389][ T357] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 24.598698][ T357] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 24.599028][ T357] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 24.599346][ T357] ? 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) 
[ 24.599652][ T357] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[ 24.599973][ T357] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 24.600283][ T357] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 24.600597][ T357] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 24.600915][ T357] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 24.601233][ T357] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 24.601570][ T357] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 24.601895][ T357] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 24.602203][ T357] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 24.602610][ T357] ___sys_sendmsg (net/socket.c:2670) 
[ 24.602932][ T357] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 24.603243][ T357] ? __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) 
[ 24.603639][ T357] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 24.603960][ T357] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 24.604279][ T357] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 24.604603][ T357] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 24.604920][ T357] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 24.605226][ T357] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 24.605546][ T357] __sys_sendmsg (net/socket.c:2700) 
[ 24.605859][ T357] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 24.606249][ T357] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 24.606571][ T357] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 24.606890][ T357] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 24.607200][ T357] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   24.607805][  T357] RIP: 0033:0x7fdc56f481e7
[ 24.608135][ T357] 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)
[   24.609247][  T357] RSP: 002b:00007ffe0279ecd8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   24.609720][  T357] RAX: ffffffffffffffda RBX: 00007ffe0279f400 RCX: 00007fdc56f481e7
[   24.610193][  T357] RDX: 0000000000000000 RSI: 00007ffe0279ed40 RDI: 0000000000000005
[   24.610659][  T357] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000000
[   24.611135][  T357] R10: 000000002544c910 R11: 0000000000000246 R12: 0000000000000004
[   24.611608][  T357] R13: 00000000686e7426 R14: 0000000000499600 R15: 0000000000000000
| [   29.266291][  T403] ------------[ cut here ]------------
| [ 29.266655][ T403] WARNING: CPU: 0 PID: 403 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) 
| [   29.267468][  T403] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel bridge stp llc 8021q sch_ingress vrf veth
| [   29.268859][  T403] Tainted: [W]=WARN
[   29.269142][  T403] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 29.269554][ T403] 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) 
[ 29.269910][ T403] 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
[   29.271110][  T403] RSP: 0018:ffffc900009c6ef0 EFLAGS: 00010246
[   29.271527][  T403] RAX: 0000000000000000 RBX: ffff88800ecda000 RCX: 0000000000000001
[   29.272030][  T403] RDX: 0000000000000000 RSI: ffffffff8909b939 RDI: ffffffff888555e0
[   29.272541][  T403] RBP: ffffc900009c6fe0 R08: 0000000000000000 R09: 0000000000000000
[   29.273043][  T403] R10: ffffc900009c7010 R11: ffffffff89579160 R12: 1ffff92000138de2
[   29.273544][  T403] R13: 00000000000005dc R14: ffffc900009c7010 R15: ffff88800ecdaf08
[   29.274069][  T403] FS:  00007ff97ae50800(0000) GS:ffff8880a42b7000(0000) knlGS:0000000000000000
[   29.274683][  T403] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   29.275123][  T403] CR2: 00000000004e68a0 CR3: 00000000115cf006 CR4: 0000000000772ef0
[   29.275639][  T403] PKRU: 55555554
[   29.275896][  T403] Call Trace:
[   29.276156][  T403]  <TASK>
[ 29.276326][ T403] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 29.276658][ T403] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 29.277028][ T403] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 29.277366][ T403] netif_set_mtu (net/core/dev.c:9652) 
[ 29.277693][ T403] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 29.278044][ T403] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 29.278301][ T403] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 29.278770][ T403] br_add_if (net/bridge/br_if.c:697) bridge 
[ 29.279143][ T403] do_set_master (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:41 net/core/rtnetlink.c:2949) 
[ 29.279489][ T403] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 29.279832][ T403] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 29.280254][ T403] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 29.280578][ T403] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 29.280910][ T403] ? __kernel_text_address (kernel/extable.c:79) 
[ 29.281243][ T403] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 29.281602][ T403] ? __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) 
[ 29.281941][ T403] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 29.282358][ T403] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 29.282683][ T403] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 29.283018][ T403] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 29.283359][ T403] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 29.283686][ T403] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 29.284019][ T403] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 29.284354][ T403] ? __create_object (mm/kmemleak.c:771) 
[ 29.284698][ T403] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 29.285038][ T403] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 29.285373][ T403] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 29.285792][ T403] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 29.286126][ T403] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 29.286471][ T403] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 29.286809][ T403] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 29.287156][ T403] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 29.287518][ T403] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 29.287858][ T403] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 29.288184][ T403] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 29.288513][ T403] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 29.288837][ T403] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 29.289149][ T403] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 29.289476][ T403] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 29.289803][ T403] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 29.290111][ T403] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 29.290438][ T403] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 29.290790][ T403] ? 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) 
[ 29.291114][ T403] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[ 29.291430][ T403] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 29.291768][ T403] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 29.292085][ T403] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 29.292402][ T403] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 29.292750][ T403] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 29.293079][ T403] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 29.293405][ T403] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 29.293754][ T403] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 29.294144][ T403] ___sys_sendmsg (net/socket.c:2670) 
[ 29.294469][ T403] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 29.294817][ T403] ? __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) 
[ 29.295210][ T403] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 29.295520][ T403] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 29.295861][ T403] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 29.296178][ T403] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 29.296487][ T403] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 29.296819][ T403] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 29.297137][ T403] __sys_sendmsg (net/socket.c:2700) 
[ 29.297446][ T403] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 29.297864][ T403] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 29.298196][ T403] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 29.298516][ T403] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 29.298863][ T403] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   29.299268][  T403] RIP: 0033:0x7ff97b01d1e7
[ 29.299588][ T403] 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)
[   29.300720][  T403] RSP: 002b:00007ffd2fd818c8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   29.301211][  T403] RAX: ffffffffffffffda RBX: 00007ffd2fd81ff0 RCX: 00007ff97b01d1e7
[   29.301677][  T403] RDX: 0000000000000000 RSI: 00007ffd2fd81930 RDI: 0000000000000005
[   29.302156][  T403] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000000
[   29.302623][  T403] R10: 0000000012422910 R11: 0000000000000246 R12: 0000000000000004
[   29.303104][  T403] R13: 00000000686e742a R14: 0000000000499600 R15: 0000000000000000
| [   30.005195][  T409] ------------[ cut here ]------------
| [ 30.005525][ T409] WARNING: CPU: 1 PID: 409 at ./include/net/netdev_lock.h:17 netif_set_mtu_ext (./include/net/netdev_lock.h:17 ./include/net/netdev_lock.h:15 ./include/net/netdev_lock.h:25 net/core/dev.c:9610) 
| [   30.006156][  T409] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel bridge stp llc 8021q sch_ingress vrf veth
| [   30.007456][  T409] Tainted: [W]=WARN
[   30.007688][  T409] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 30.008080][ T409] RIP: 0010:netif_set_mtu_ext (./include/net/netdev_lock.h:17 ./include/net/netdev_lock.h:15 ./include/net/netdev_lock.h:25 net/core/dev.c:9610) 
[ 30.008410][ T409] 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
[   30.009523][  T409] RSP: 0018:ffffc90000a56ef0 EFLAGS: 00010246
[   30.009923][  T409] RAX: 0000000000000000 RBX: ffff88800ecda000 RCX: 0000000000000001
[   30.010393][  T409] RDX: 0000000000000000 RSI: ffffffff8909b939 RDI: ffffffff888555e0
[   30.010882][  T409] RBP: ffffc90000a56fe0 R08: 0000000000000000 R09: 0000000000000000
[   30.011373][  T409] R10: ffffc90000a57010 R11: ffffffff89ea8918 R12: 1ffff9200014ade2
[   30.011866][  T409] R13: 00000000000005dc R14: ffffc90000a57010 R15: ffff88800ecdaf08
[   30.012327][  T409] FS:  00007f308481b800(0000) GS:ffff8880a4337000(0000) knlGS:0000000000000000
[   30.012876][  T409] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   30.013268][  T409] CR2: 00000000004e68a0 CR3: 0000000004dfc004 CR4: 0000000000772ef0
[   30.013738][  T409] PKRU: 55555554
[   30.013967][  T409] Call Trace:
[   30.014196][  T409]  <TASK>
[ 30.014358][ T409] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 30.014683][ T409] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 30.015009][ T409] ? mark_held_locks (kernel/locking/lockdep.c:4328) 
[ 30.015333][ T409] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:151 kernel/locking/spinlock.c:194) 
[ 30.015737][ T409] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4475) 
[ 30.016057][ T409] netif_set_mtu (net/core/dev.c:9652) 
[ 30.016367][ T409] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 30.016684][ T409] ? br_get_link_af_size_filtered (net/bridge/br_netlink.c:116) bridge 
[ 30.017159][ T409] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 30.017399][ T409] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 30.017846][ T409] br_add_if (net/bridge/br_if.c:697) bridge 
[ 30.018204][ T409] do_set_master (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:41 net/core/rtnetlink.c:2949) 
[ 30.018524][ T409] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 30.018848][ T409] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 30.019245][ T409] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 30.019559][ T409] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 30.019873][ T409] ? __kernel_text_address (kernel/extable.c:79) 
[ 30.020194][ T409] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 30.020505][ T409] ? __mutex_trylock_common (./arch/x86/include/asm/atomic64_64.h:101 ./include/linux/atomic/atomic-arch-fallback.h:4296 ./include/linux/atomic/atomic-long.h:1482 ./include/linux/atomic/atomic-instrumented.h:4458 kernel/locking/mutex.c:113) 
[ 30.020836][ T409] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 30.021217][ T409] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 30.021532][ T409] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 30.021851][ T409] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 30.022158][ T409] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 30.022476][ T409] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 30.022799][ T409] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 30.023116][ T409] ? __create_object (mm/kmemleak.c:771) 
[ 30.023432][ T409] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 30.023753][ T409] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 30.024058][ T409] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 30.024456][ T409] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 30.024804][ T409] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 30.025122][ T409] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 30.025426][ T409] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 30.025750][ T409] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 30.026067][ T409] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 30.026373][ T409] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 30.026695][ T409] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 30.027018][ T409] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 30.027332][ T409] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 30.027659][ T409] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 30.027984][ T409] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 30.028309][ T409] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 30.028615][ T409] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 30.028968][ T409] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 30.029286][ T409] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 ./include/net/netns/generic.h:48 net/netlink/af_netlink.c:333) 
[ 30.029607][ T409] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[ 30.029925][ T409] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 30.030256][ T409] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 30.030817][ T409] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 30.031368][ T409] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 30.031871][ T409] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 30.032432][ T409] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 30.033015][ T409] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 30.033592][ T409] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 30.034100][ T409] ___sys_sendmsg (net/socket.c:2670) 
[ 30.034443][ T409] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 30.034795][ T409] ? __call_rcu_common.constprop.0 (./arch/x86/include/asm/irqflags.h:26 ./arch/x86/include/asm/irqflags.h:109 ./arch/x86/include/asm/irqflags.h:127 kernel/rcu/tree.c:3096) 
[ 30.035307][ T409] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 30.035814][ T409] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 30.036342][ T409] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 30.036955][ T409] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 30.037523][ T409] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 30.038036][ T409] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 30.038607][ T409] __sys_sendmsg (net/socket.c:2700) 
[ 30.039181][ T409] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 30.039899][ T409] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 30.040481][ T409] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 30.041061][ T409] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 30.041639][ T409] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   30.042348][  T409] RIP: 0033:0x7f30849e81e7
[ 30.042954][ T409] Code: 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b9 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 2e 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 89 54 24 1c 48 89 74 24 10
All code
========
   0:	0e                   	(bad)
   1:	00 f7                	add    %dh,%bh
   3:	d8 64 89 02          	fsubs  0x2(%rcx,%rcx,4)
   7:	48 c7 c0 ff ff ff ff 	mov    $0xffffffffffffffff,%rax
   e:	eb b9                	jmp    0xffffffffffffffc9
  10:	0f 1f 00             	nopl   (%rax)
  13:	f3 0f 1e fa          	endbr64
  17:	64 8b 04 25 18 00 00 	mov    %fs:0x18,%eax
  1e:	00 
  1f:	85 c0                	test   %eax,%eax
  21:	75 10                	jne    0x33
  23:	b8 2e 00 00 00       	mov    $0x2e,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax		<-- trapping instruction
  30:	77 51                	ja     0x83
  32:	c3                   	ret
  33:	48 83 ec 28          	sub    $0x28,%rsp
  37:	89 54 24 1c          	mov    %edx,0x1c(%rsp)
  3b:	48 89 74 24 10       	mov    %rsi,0x10(%rsp)

Code starting with the faulting instruction
===========================================
   0:	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax
   6:	77 51                	ja     0x59
   8:	c3                   	ret
   9:	48 83 ec 28          	sub    $0x28,%rsp
   d:	89 54 24 1c          	mov    %edx,0x1c(%rsp)
  11:	48 89 74 24 10       	mov    %rsi,0x10(%rsp)
[   30.045001][  T409] RSP: 002b:00007ffffebc5a58 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   30.045781][  T409] RAX: ffffffffffffffda RBX: 00007ffffebc6180 RCX: 00007f30849e81e7
[   30.046627][  T409] RDX: 0000000000000000 RSI: 00007ffffebc5ac0 RDI: 0000000000000005
[   30.047471][  T409] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000000
[   30.048290][  T409] R10: 000000000072c910 R11: 0000000000000246 R12: 0000000000000004
[   30.049184][  T409] R13: 00000000686e742b R14: 0000000000499600 R15: 0000000000000000
| [   34.668071][  T457] ------------[ cut here ]------------
| [ 34.668430][ T457] WARNING: CPU: 2 PID: 457 at ./include/net/netdev_lock.h:17 netif_set_mtu_ext (./include/net/netdev_lock.h:17 ./include/net/netdev_lock.h:15 ./include/net/netdev_lock.h:25 net/core/dev.c:9610) 
| [   34.669071][  T457] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel bridge stp llc 8021q sch_ingress vrf veth
| [   34.670384][  T457] Tainted: [W]=WARN
[   34.670636][  T457] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 34.671045][ T457] RIP: 0010:netif_set_mtu_ext (./include/net/netdev_lock.h:17 ./include/net/netdev_lock.h:15 ./include/net/netdev_lock.h:25 net/core/dev.c:9610) 
[ 34.671376][ T457] 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
[   34.672509][  T457] RSP: 0018:ffffc90000d86ef0 EFLAGS: 00010246
[   34.672919][  T457] RAX: 0000000000000000 RBX: ffff88800c4f2000 RCX: 0000000000000001
[   34.673387][  T457] RDX: 0000000000000000 RSI: ffffffff8909b939 RDI: ffffffff888555e0
[   34.673875][  T457] RBP: ffffc90000d86fe0 R08: 0000000000000000 R09: 0000000000000000
[   34.674347][  T457] R10: ffffc90000d87010 R11: ffffffff89579160 R12: 1ffff920001b0de2
[   34.674843][  T457] R13: 00000000000005dc R14: ffffc90000d87010 R15: ffff88800c4f2f08
[   34.675315][  T457] FS:  00007f63ca9f1800(0000) GS:ffff8880a43b7000(0000) knlGS:0000000000000000
[   34.675902][  T457] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   34.676301][  T457] CR2: 00000000004e68a0 CR3: 000000000fda9001 CR4: 0000000000772ef0
[   34.676873][  T457] PKRU: 55555554
[   34.677114][  T457] Call Trace:
[   34.677358][  T457]  <TASK>
[ 34.677531][ T457] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 34.677863][ T457] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 34.678205][ T457] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 34.678539][ T457] netif_set_mtu (net/core/dev.c:9652) 
[ 34.678876][ T457] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 34.679212][ T457] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 34.679465][ T457] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 34.679958][ T457] br_add_if (net/bridge/br_if.c:697) bridge 
[ 34.680378][ T457] do_set_master (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:41 net/core/rtnetlink.c:2949) 
[ 34.680754][ T457] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 34.681107][ T457] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 34.681534][ T457] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 34.681867][ T457] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 34.682186][ T457] ? __kernel_text_address (kernel/extable.c:79) 
[ 34.682512][ T457] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 34.682878][ T457] ? __mutex_trylock_common (./arch/x86/include/asm/atomic64_64.h:101 ./include/linux/atomic/atomic-arch-fallback.h:4296 ./include/linux/atomic/atomic-long.h:1482 ./include/linux/atomic/atomic-instrumented.h:4458 kernel/locking/mutex.c:113) 
[ 34.683244][ T457] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 34.683690][ T457] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 34.684047][ T457] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 34.684390][ T457] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 34.684744][ T457] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 34.685086][ T457] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 34.685409][ T457] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 34.685737][ T457] ? __create_object (mm/kmemleak.c:771) 
[ 34.686072][ T457] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 34.686423][ T457] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 34.686776][ T457] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 34.687175][ T457] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 34.687501][ T457] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 34.687878][ T457] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 34.688228][ T457] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 34.688560][ T457] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 34.688920][ T457] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 34.689278][ T457] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 34.689641][ T457] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 34.689984][ T457] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 34.690312][ T457] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 34.690631][ T457] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 34.690964][ T457] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 34.691283][ T457] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 34.691608][ T457] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 34.691962][ T457] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 34.692281][ T457] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 ./include/net/netns/generic.h:48 net/netlink/af_netlink.c:333) 
[ 34.692606][ T457] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[ 34.692936][ T457] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 34.693254][ T457] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 34.693597][ T457] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 34.693929][ T457] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 34.694250][ T457] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 34.694599][ T457] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 34.694938][ T457] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 34.695256][ T457] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 34.695662][ T457] ___sys_sendmsg (net/socket.c:2670) 
[ 34.696008][ T457] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 34.696344][ T457] ? __call_rcu_common.constprop.0 (./arch/x86/include/asm/irqflags.h:26 ./arch/x86/include/asm/irqflags.h:109 ./arch/x86/include/asm/irqflags.h:127 kernel/rcu/tree.c:3096) 
[ 34.696749][ T457] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 34.697072][ T457] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 34.697393][ T457] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 34.697717][ T457] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 34.698046][ T457] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 34.698365][ T457] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 34.698696][ T457] __sys_sendmsg (net/socket.c:2700) 
[ 34.699052][ T457] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 34.699472][ T457] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 34.699841][ T457] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 34.700173][ T457] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 34.700506][ T457] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   34.700912][  T457] RIP: 0033:0x7f63cabbe1e7
[ 34.701254][ T457] Code: 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b9 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 2e 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 89 54 24 1c 48 89 74 24 10
All code
========
   0:	0e                   	(bad)
   1:	00 f7                	add    %dh,%bh
   3:	d8 64 89 02          	fsubs  0x2(%rcx,%rcx,4)
   7:	48 c7 c0 ff ff ff ff 	mov    $0xffffffffffffffff,%rax
   e:	eb b9                	jmp    0xffffffffffffffc9
  10:	0f 1f 00             	nopl   (%rax)
  13:	f3 0f 1e fa          	endbr64
  17:	64 8b 04 25 18 00 00 	mov    %fs:0x18,%eax
  1e:	00 
  1f:	85 c0                	test   %eax,%eax
  21:	75 10                	jne    0x33
  23:	b8 2e 00 00 00       	mov    $0x2e,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax		<-- trapping instruction
  30:	77 51                	ja     0x83
  32:	c3                   	ret
  33:	48 83 ec 28          	sub    $0x28,%rsp
  37:	89 54 24 1c          	mov    %edx,0x1c(%rsp)
  3b:	48 89 74 24 10       	mov    %rsi,0x10(%rsp)

Code starting with the faulting instruction
===========================================
   0:	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax
   6:	77 51                	ja     0x59
   8:	c3                   	ret
   9:	48 83 ec 28          	sub    $0x28,%rsp
   d:	89 54 24 1c          	mov    %edx,0x1c(%rsp)
  11:	48 89 74 24 10       	mov    %rsi,0x10(%rsp)
[   34.702365][  T457] RSP: 002b:00007ffd6d3d4c98 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   34.702849][  T457] RAX: ffffffffffffffda RBX: 00007ffd6d3d53c0 RCX: 00007f63cabbe1e7
[   34.703332][  T457] RDX: 0000000000000000 RSI: 00007ffd6d3d4d00 RDI: 0000000000000005
[   34.703825][  T457] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000000
[   34.704301][  T457] R10: 0000000016c91910 R11: 0000000000000246 R12: 0000000000000004
[   34.704797][  T457] R13: 00000000686e7430 R14: 0000000000499600 R15: 0000000000000000
| [   35.447480][  T463] ------------[ cut here ]------------
| [ 35.447840][ 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) 
| [   35.448496][  T463] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel bridge stp llc 8021q sch_ingress vrf veth
| [   35.449877][  T463] Tainted: [W]=WARN
[   35.450124][  T463] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 35.450533][ 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) 
[ 35.450913][ 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
[   35.452111][  T463] RSP: 0018:ffffc90000dc6ef0 EFLAGS: 00010246
[   35.452521][  T463] RAX: 0000000000000000 RBX: ffff88800c4f2000 RCX: 0000000000000001
[   35.453017][  T463] RDX: 0000000000000000 RSI: ffffffff8909b939 RDI: ffffffff888555e0
[   35.453500][  T463] RBP: ffffc90000dc6fe0 R08: 0000000000000000 R09: 0000000000000000
[   35.453993][  T463] R10: ffffc90000dc7010 R11: ffffffff89579160 R12: 1ffff920001b8de2
[   35.454490][  T463] R13: 00000000000005dc R14: ffffc90000dc7010 R15: ffff88800c4f2f08
[   35.455159][  T463] FS:  00007fbf5cbe7800(0000) GS:ffff8880a42b7000(0000) knlGS:0000000000000000
[   35.455879][  T463] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   35.456286][  T463] CR2: 00000000004e5468 CR3: 000000000bfef004 CR4: 0000000000772ef0
[   35.456900][  T463] PKRU: 55555554
[   35.457144][  T463] Call Trace:
[   35.457381][  T463]  <TASK>
[ 35.457541][ T463] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 35.457946][ T463] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 35.458271][ T463] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 35.458589][ T463] netif_set_mtu (net/core/dev.c:9652) 
[ 35.458911][ T463] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 35.459243][ T463] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 35.459476][ T463] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 35.459918][ T463] br_add_if (net/bridge/br_if.c:697) bridge 
[ 35.460290][ T463] do_set_master (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:41 net/core/rtnetlink.c:2949) 
[ 35.460627][ T463] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 35.460964][ T463] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 35.461361][ T463] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 35.461664][ T463] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 35.461977][ T463] ? __kernel_text_address (kernel/extable.c:79) 
[ 35.462309][ T463] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 35.462626][ 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) 
[ 35.462949][ T463] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 35.463339][ T463] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 35.463652][ T463] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 35.463984][ T463] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 35.464298][ T463] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 35.464637][ T463] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 35.464976][ T463] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 35.465295][ T463] ? __create_object (mm/kmemleak.c:771) 
[ 35.465623][ T463] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 35.465968][ T463] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 35.466301][ T463] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 35.466697][ T463] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 35.467062][ T463] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 35.467394][ T463] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 35.467758][ T463] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 35.468095][ T463] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 35.468427][ T463] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 35.468752][ T463] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 35.469092][ T463] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 35.469413][ T463] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 35.469740][ T463] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 35.470082][ T463] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 35.470413][ T463] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 35.470754][ T463] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 35.471077][ T463] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 35.471426][ T463] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 35.471755][ 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) 
[ 35.472072][ T463] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[ 35.472381][ T463] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 35.472721][ T463] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 35.473057][ T463] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 35.473409][ T463] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 35.473721][ T463] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 35.474087][ T463] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 35.474421][ T463] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 35.474772][ T463] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 35.475182][ T463] ___sys_sendmsg (net/socket.c:2670) 
[ 35.475508][ T463] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 35.475858][ 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) 
[ 35.476268][ T463] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 35.476586][ T463] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 35.476934][ T463] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 35.477265][ T463] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 35.477602][ 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) 
[ 35.477927][ T463] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 35.478260][ T463] __sys_sendmsg (net/socket.c:2700) 
[ 35.478567][ T463] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 35.479016][ T463] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 35.479356][ T463] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 35.479676][ T463] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 35.480019][ T463] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   35.480442][  T463] RIP: 0033:0x7fbf5cdb41e7
[ 35.480781][ 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)
[   35.481977][  T463] RSP: 002b:00007fff5b705698 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   35.482478][  T463] RAX: ffffffffffffffda RBX: 00007fff5b705dc0 RCX: 00007fbf5cdb41e7
[   35.482974][  T463] RDX: 0000000000000000 RSI: 00007fff5b705700 RDI: 0000000000000005
[   35.483445][  T463] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000000
[   35.483943][  T463] R10: 0000000018e23910 R11: 0000000000000246 R12: 0000000000000004
[   35.484448][  T463] R13: 00000000686e7431 R14: 0000000000499600 R15: 0000000000000000
| [   39.093114][  T502] ------------[ cut here ]------------
| [ 39.093440][ T502] WARNING: CPU: 0 PID: 502 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) 
| [   39.094075][  T502] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel bridge stp llc 8021q sch_ingress vrf veth
| [   39.095458][  T502] Tainted: [W]=WARN
[   39.095693][  T502] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 39.096099][ T502] 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) 
[ 39.096424][ T502] 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
[   39.097545][  T502] RSP: 0018:ffffc90000f16ef0 EFLAGS: 00010246
[   39.097958][  T502] RAX: 0000000000000000 RBX: ffff88800c4f2000 RCX: 0000000000000001
[   39.098447][  T502] RDX: 0000000000000000 RSI: ffffffff8909b939 RDI: ffffffff888555e0
[   39.098980][  T502] RBP: ffffc90000f16fe0 R08: 0000000000000000 R09: 0000000000000000
[   39.099454][  T502] R10: ffffc90000f17010 R11: ffffffff89ea8918 R12: 1ffff920001e2de2
[   39.099935][  T502] R13: 00000000000005dc R14: ffffc90000f17010 R15: ffff88800c4f2f08
[   39.100399][  T502] FS:  00007f5e6a28f800(0000) GS:ffff8880a42b7000(0000) knlGS:0000000000000000
[   39.100961][  T502] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   39.101356][  T502] CR2: 00000000004e5b28 CR3: 000000000935c004 CR4: 0000000000772ef0
[   39.101835][  T502] PKRU: 55555554
[   39.102069][  T502] Call Trace:
[   39.102305][  T502]  <TASK>
[ 39.102469][ T502] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 39.102828][ T502] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 39.103176][ T502] ? mark_held_locks (kernel/locking/lockdep.c:4328) 
[ 39.103512][ T502] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:151 kernel/locking/spinlock.c:194) 
[ 39.103923][ T502] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4475) 
[ 39.104237][ T502] netif_set_mtu (net/core/dev.c:9652) 
[ 39.104580][ T502] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 39.104922][ T502] ? br_get_link_af_size_filtered (net/bridge/br_netlink.c:116) bridge 
[ 39.105386][ T502] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 39.105622][ T502] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 39.106082][ T502] br_add_if (net/bridge/br_if.c:697) bridge 
[ 39.106440][ T502] do_set_master (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:41 net/core/rtnetlink.c:2949) 
[ 39.106778][ T502] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 39.107093][ T502] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 39.107489][ T502] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 39.107819][ T502] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 39.108126][ T502] ? __kernel_text_address (kernel/extable.c:79) 
[ 39.108444][ T502] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 39.108771][ T502] ? __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) 
[ 39.109083][ T502] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 39.109468][ T502] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 39.109790][ T502] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 39.110126][ T502] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 39.110471][ T502] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 39.110811][ T502] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 39.111135][ T502] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 39.111476][ T502] ? __create_object (mm/kmemleak.c:771) 
[ 39.111808][ T502] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 39.112124][ T502] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 39.112434][ T502] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 39.112855][ T502] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 39.113179][ T502] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 39.113495][ T502] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 39.113829][ T502] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 39.114161][ T502] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 39.114483][ T502] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 39.114830][ T502] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 39.115146][ T502] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 39.115476][ T502] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 39.115814][ T502] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 39.116129][ T502] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 39.116445][ T502] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 39.116783][ T502] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 39.117108][ T502] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 39.117444][ T502] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 39.117788][ T502] ? 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) 
[ 39.118130][ T502] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[ 39.118461][ T502] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 39.118807][ T502] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 39.119158][ T502] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 39.119487][ T502] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 39.119821][ T502] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 39.120179][ T502] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 39.120510][ T502] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 39.120843][ T502] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 39.121266][ T502] ___sys_sendmsg (net/socket.c:2670) 
[ 39.121586][ T502] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 39.121927][ T502] ? __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) 
[ 39.122333][ T502] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 39.122668][ T502] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 39.123172][ T502] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 39.123500][ T502] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 39.123834][ T502] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 39.124164][ T502] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 39.124511][ T502] __sys_sendmsg (net/socket.c:2700) 
[ 39.124841][ T502] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 39.125257][ T502] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 39.125593][ T502] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 39.125927][ T502] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 39.126240][ T502] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   39.126625][  T502] RIP: 0033:0x7f5e6a45c1e7
[ 39.126980][ T502] 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)
[   39.128124][  T502] RSP: 002b:00007ffc3196ef58 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   39.128613][  T502] RAX: ffffffffffffffda RBX: 00007ffc3196f680 RCX: 00007f5e6a45c1e7
[   39.129098][  T502] RDX: 0000000000000000 RSI: 00007ffc3196efc0 RDI: 0000000000000005
[   39.129594][  T502] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000000
[   39.130092][  T502] R10: 0000000017be3910 R11: 0000000000000246 R12: 0000000000000004
[   39.130556][  T502] R13: 00000000686e7434 R14: 0000000000499600 R15: 0000000000000000
| [   54.682227][  T613] ------------[ cut here ]------------
| [ 54.682560][ T613] WARNING: CPU: 3 PID: 613 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) 
| [   54.683753][  T613] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel bridge stp llc 8021q sch_ingress vrf veth
| [   54.685038][  T613] Tainted: [W]=WARN
[   54.685273][  T613] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 54.685664][ T613] 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) 
[ 54.686006][ T613] 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
[   54.687134][  T613] RSP: 0018:ffffc90000fa6f70 EFLAGS: 00010246
[   54.687538][  T613] RAX: 0000000000000000 RBX: ffff88800b1da000 RCX: 0000000000000001
[   54.688004][  T613] RDX: 0000000000000000 RSI: ffffffff8909b939 RDI: ffffffff888555e0
[   54.688463][  T613] RBP: ffffc90000fa7058 R08: 0000000000000000 R09: 0000000000000000
[   54.688930][  T613] R10: ffffc90000fa7088 R11: ffffffff85400130 R12: 1ffff920001f4df2
[   54.689392][  T613] R13: 00000000000005dc R14: ffffc90000fa7088 R15: ffff88800b1daf08
[   54.689860][  T613] FS:  00007fe7424bb800(0000) GS:ffff8880a4437000(0000) knlGS:0000000000000000
[   54.690397][  T613] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   54.690946][  T613] CR2: 00000000004e5468 CR3: 0000000009b77002 CR4: 0000000000772ef0
[   54.691418][  T613] PKRU: 55555554
[   54.691647][  T613] Call Trace:
[   54.692029][  T613]  <TASK>
[ 54.692185][ T613] ? __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) 
[ 54.692568][ T613] ? br_del_if (net/bridge/br_if.c:742) bridge 
[ 54.693114][ T613] ? do_set_master (net/core/rtnetlink.c:2932) 
[ 54.693429][ T613] ? do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 54.693993][ T613] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 54.694303][ T613] ? netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[ 54.694621][ T613] ? netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 54.695074][ T613] ? ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 54.695395][ T613] ? ___sys_sendmsg (net/socket.c:2670) 
[ 54.695709][ T613] ? __sys_sendmsg (net/socket.c:2700) 
[ 54.696030][ T613] ? do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 54.696342][ T613] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[ 54.696721][ T613] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 54.697054][ T613] netif_set_mtu (net/core/dev.c:9652) 
[ 54.697366][ T613] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 54.697689][ T613] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 54.697950][ T613] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 54.698377][ T613] br_del_if (net/bridge/br_if.c:743) bridge 
[ 54.698714][ T613] ? rtnl_is_locked (net/core/rtnetlink.c:169) 
[ 54.699036][ T613] do_set_master (net/core/rtnetlink.c:2932) 
[ 54.699353][ T613] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 54.699670][ T613] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 54.700079][ T613] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 54.700400][ T613] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 54.700703][ T613] ? __kernel_text_address (kernel/extable.c:79) 
[ 54.701048][ T613] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 54.701357][ T613] ? __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) 
[ 54.701662][ T613] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 54.702060][ T613] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 54.702368][ T613] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 54.702678][ T613] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 54.702991][ T613] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 54.703302][ T613] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 54.703606][ T613] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 54.703916][ T613] ? __create_object (mm/kmemleak.c:771) 
[ 54.704228][ T613] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 54.704548][ T613] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 54.704876][ T613] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 54.705269][ T613] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 54.705580][ T613] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 54.705903][ T613] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 54.706209][ T613] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 54.706523][ T613] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 54.706838][ T613] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 54.707146][ T613] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 54.707457][ T613] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 54.707774][ T613] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 54.708082][ T613] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 54.708391][ T613] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 54.708699][ T613] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 54.709016][ T613] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 54.709322][ T613] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 54.709638][ T613] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 54.709962][ T613] ? 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) 
[ 54.710270][ T613] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[ 54.710578][ T613] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 54.710892][ T613] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 54.711205][ T613] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 54.711513][ T613] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 54.711829][ T613] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 54.712151][ T613] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 54.712464][ T613] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 54.712779][ T613] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 54.713177][ T613] ___sys_sendmsg (net/socket.c:2670) 
[ 54.713482][ T613] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 54.713794][ T613] ? __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) 
[ 54.714178][ T613] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 54.714501][ T613] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 54.714827][ T613] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 54.715140][ T613] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 54.715447][ T613] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 54.715762][ T613] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 54.716074][ T613] __sys_sendmsg (net/socket.c:2700) 
[ 54.716376][ T613] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 54.716774][ T613] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 54.717092][ T613] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 54.717403][ T613] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 54.717707][ T613] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   54.718094][  T613] RIP: 0033:0x7fe7426881e7
[ 54.718416][ T613] 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)
[   54.719526][  T613] RSP: 002b:00007fffa869f6b8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   54.720003][  T613] RAX: ffffffffffffffda RBX: 00007fffa869fde0 RCX: 00007fe7426881e7
[   54.720459][  T613] RDX: 0000000000000000 RSI: 00007fffa869f720 RDI: 0000000000000005
[   54.720936][  T613] RBP: 0000000000000003 R08: 0000000000000003 R09: 0000000000000078
[   54.721393][  T613] R10: 00007fe742585ee8 R11: 0000000000000246 R12: 0000000000000003
[   54.721860][  T613] R13: 00000000686e7444 R14: 0000000000499600 R15: 0000000000000000
| [   55.152702][  T616] ------------[ cut here ]------------
| [ 55.153047][ T616] WARNING: CPU: 0 PID: 616 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) 
| [   55.153679][  T616] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel bridge stp llc 8021q sch_ingress vrf veth
| [   55.155015][  T616] Tainted: [W]=WARN
[   55.155254][  T616] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 55.155647][ T616] 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) 
[ 55.155994][ T616] 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
[   55.157517][  T616] RSP: 0018:ffffc900012d6e80 EFLAGS: 00010246
[   55.157923][  T616] RAX: 0000000000000000 RBX: ffff88800b1da000 RCX: 0000000000000001
[   55.158396][  T616] RDX: 0000000000000000 RSI: ffffffff8909b939 RDI: ffffffff888555e0
[   55.158979][  T616] RBP: ffffc900012d6f68 R08: 0000000000000000 R09: 0000000000000000
[   55.159449][  T616] R10: ffffc900012d6f98 R11: ffffffff88408d81 R12: 1ffff9200025add4
[   55.159935][  T616] R13: 00000000000005dc R14: ffffc900012d6f98 R15: ffff88800b1daf08
[   55.160425][  T616] FS:  00007fccc0e81800(0000) GS:ffff8880a42b7000(0000) knlGS:0000000000000000
[   55.160988][  T616] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   55.161383][  T616] CR2: 00000000004e5730 CR3: 000000001160a002 CR4: 0000000000772ef0
[   55.161866][  T616] PKRU: 55555554
[   55.162102][  T616] Call Trace:
[   55.162338][  T616]  <TASK>
[ 55.162498][ T616] ? __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) 
[ 55.162903][ T616] ? br_del_if (net/bridge/br_if.c:742) bridge 
[ 55.163269][ T616] ? br_device_event (net/bridge/br.c:141) bridge 
[ 55.163615][ T616] ? notifier_call_chain (kernel/notifier.c:85 (discriminator 2)) 
[ 55.163950][ T616] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 55.164266][ T616] ? netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 55.164596][ T616] ? netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[ 55.164914][ T616] ? netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 55.165227][ T616] ? ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 55.165551][ T616] ? ___sys_sendmsg (net/socket.c:2670) 
[ 55.165874][ T616] ? __sys_sendmsg (net/socket.c:2700) 
[ 55.166186][ T616] ? do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 55.166503][ T616] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[ 55.166910][ T616] netif_set_mtu (net/core/dev.c:9652) 
[ 55.167225][ T616] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 55.167557][ T616] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 55.167816][ T616] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 55.168258][ T616] br_del_if (net/bridge/br_if.c:743) bridge 
[ 55.168610][ T616] br_device_event (net/bridge/br.c:141) bridge 
[ 55.168969][ T616] ? __pfx_br_device_event (net/bridge/br.c:29) bridge 
[ 55.169393][ T616] ? netconsole_netdev_event (drivers/net/netconsole.c:1474) 
[ 55.169747][ T616] notifier_call_chain (kernel/notifier.c:85 (discriminator 2)) 
[ 55.170068][ T616] unregister_netdevice_many_notify (net/core/dev.c:12107) 
[ 55.170468][ T616] ? __pfx_unregister_netdevice_many_notify (net/core/dev.c:12032) 
[ 55.170887][ T616] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4475) 
[ 55.171209][ T616] rtnl_dellink (net/core/rtnetlink.c:3515 net/core/rtnetlink.c:3555) 
[ 55.171525][ T616] ? __pfx_rtnl_dellink (net/core/rtnetlink.c:3521) 
[ 55.171911][ T616] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 55.172232][ T616] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 55.172554][ T616] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 55.172875][ T616] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 55.173198][ T616] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 55.173512][ T616] ? __pfx_rtnl_dellink (net/core/rtnetlink.c:3521) 
[ 55.173833][ T616] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 55.174154][ T616] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 55.174472][ T616] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 55.174813][ T616] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 55.175126][ T616] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 55.175448][ T616] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 55.175792][ T616] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 55.176106][ T616] ? 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) 
[ 55.176426][ T616] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[ 55.176754][ T616] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 55.177065][ T616] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 55.177384][ T616] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 55.177713][ T616] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 55.178034][ T616] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 55.178355][ T616] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 55.178675][ T616] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 55.178995][ T616] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 55.179398][ T616] ___sys_sendmsg (net/socket.c:2670) 
[ 55.179711][ T616] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 55.180051][ T616] ? __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) 
[ 55.180442][ T616] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 55.180767][ T616] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 55.181084][ T616] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 55.181405][ T616] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 55.181716][ T616] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 55.182036][ T616] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 55.182358][ T616] __sys_sendmsg (net/socket.c:2700) 
[ 55.182673][ T616] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 55.183077][ T616] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 55.183401][ T616] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 55.183722][ T616] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 55.184063][ T616] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   55.184461][  T616] RIP: 0033:0x7fccc104e1e7
[ 55.184804][ T616] 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)
[   55.185933][  T616] RSP: 002b:00007fffa593f298 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   55.186408][  T616] RAX: ffffffffffffffda RBX: 00007fffa593f9c0 RCX: 00007fccc104e1e7
[   55.186883][  T616] RDX: 0000000000000000 RSI: 00007fffa593f300 RDI: 0000000000000005
[   55.187358][  T616] RBP: 0000000000000002 R08: 0000000000000003 R09: 0000000000000078
[   55.187843][  T616] R10: 00007fccc0f4bee8 R11: 0000000000000246 R12: 0000000000000002
[   55.188329][  T616] R13: 00000000686e7444 R14: 0000000000499600 R15: 0000000000000000
| [   55.796455][  T621] ------------[ cut here ]------------
| [ 55.796786][ T621] WARNING: CPU: 0 PID: 621 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) 
| [   55.797400][  T621] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel bridge stp llc 8021q sch_ingress vrf veth
| [   55.798658][  T621] Tainted: [W]=WARN
[   55.799464][  T621] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 55.799856][ T621] 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) 
[ 55.800169][ T621] 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
[   55.801262][  T621] RSP: 0018:ffffc900012b6f70 EFLAGS: 00010246
[   55.801649][  T621] RAX: 0000000000000000 RBX: ffff8880051a2000 RCX: 0000000000000001
[   55.802113][  T621] RDX: 0000000000000000 RSI: ffffffff8909b939 RDI: ffffffff888555e0
[   55.802567][  T621] RBP: ffffc900012b7058 R08: 0000000000000000 R09: 0000000000000000
[   55.803030][  T621] R10: ffffc900012b7088 R11: ffffffff89579160 R12: 1ffff92000256df2
[   55.803493][  T621] R13: 00000000000005dc R14: ffffc900012b7088 R15: ffff8880051a2f08
[   55.803956][  T621] FS:  00007fea62aa2800(0000) GS:ffff8880a42b7000(0000) knlGS:0000000000000000
[   55.804486][  T621] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   55.804898][  T621] CR2: 00000000004e5aa8 CR3: 000000000e2b4001 CR4: 0000000000772ef0
[   55.805363][  T621] PKRU: 55555554
[   55.805590][  T621] Call Trace:
[   55.805826][  T621]  <TASK>
[ 55.805982][ T621] ? __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) 
[ 55.806366][ T621] ? br_del_if (net/bridge/br_if.c:742) bridge 
[ 55.806711][ T621] ? do_set_master (net/core/rtnetlink.c:2932) 
[ 55.807025][ T621] ? do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 55.807328][ T621] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 55.807636][ T621] ? netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[ 55.807949][ T621] ? netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 55.808252][ T621] ? ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 55.808557][ T621] ? ___sys_sendmsg (net/socket.c:2670) 
[ 55.808870][ T621] ? __sys_sendmsg (net/socket.c:2700) 
[ 55.809174][ T621] ? do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 55.809477][ T621] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[ 55.809863][ T621] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 55.810185][ T621] netif_set_mtu (net/core/dev.c:9652) 
[ 55.810491][ T621] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 55.810819][ T621] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 55.811051][ T621] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 55.811471][ T621] br_del_if (net/bridge/br_if.c:743) bridge 
[ 55.811818][ T621] ? rtnl_is_locked (net/core/rtnetlink.c:169) 
[ 55.812121][ T621] do_set_master (net/core/rtnetlink.c:2932) 
[ 55.812440][ T621] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 55.812759][ T621] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 55.813142][ T621] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 55.813445][ T621] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 55.813758][ T621] ? __kernel_text_address (kernel/extable.c:79) 
[ 55.814069][ T621] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 55.814388][ T621] ? __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) 
[ 55.814714][ T621] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 55.815105][ T621] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 55.815416][ T621] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 55.815720][ T621] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 55.816032][ T621] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 55.816340][ T621] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 55.816650][ T621] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 55.816963][ T621] ? __create_object (mm/kmemleak.c:771) 
[ 55.817278][ T621] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 55.817583][ T621] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 55.817895][ T621] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 55.818271][ T621] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 55.818581][ T621] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 55.818900][ T621] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 55.819203][ T621] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 55.819517][ T621] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 55.819829][ T621] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 55.820132][ T621] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 55.820435][ T621] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 55.820765][ T621] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 55.821071][ T621] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 55.821382][ T621] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 55.821696][ T621] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 55.822020][ T621] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 55.822329][ T621] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 55.822643][ T621] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 55.822953][ T621] ? 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) 
[ 55.823259][ T621] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[ 55.823565][ T621] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 55.823875][ T621] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 55.824192][ T621] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 55.824511][ T621] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 55.824829][ T621] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 55.825144][ T621] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 55.825455][ T621] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 55.825767][ T621] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 55.826158][ T621] ___sys_sendmsg (net/socket.c:2670) 
[ 55.826468][ T621] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 55.826781][ T621] ? __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) 
[ 55.827161][ T621] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 55.827469][ T621] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 55.827790][ T621] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 55.828101][ T621] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 55.828406][ T621] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 55.828716][ T621] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 55.829045][ T621] __sys_sendmsg (net/socket.c:2700) 
[ 55.829348][ T621] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 55.829737][ T621] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 55.830053][ T621] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 55.830358][ T621] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 55.830663][ T621] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   55.831057][  T621] RIP: 0033:0x7fea62c6f1e7
[ 55.831372][ T621] 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)
[   55.832462][  T621] RSP: 002b:00007ffeafb6af48 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   55.832932][  T621] RAX: ffffffffffffffda RBX: 00007ffeafb6b670 RCX: 00007fea62c6f1e7
[   55.833393][  T621] RDX: 0000000000000000 RSI: 00007ffeafb6afb0 RDI: 0000000000000005
[   55.833860][  T621] RBP: 0000000000000003 R08: 0000000000000003 R09: 0000000000000078
[   55.834314][  T621] R10: 00007fea62b6cee8 R11: 0000000000000246 R12: 0000000000000003
[   55.834786][  T621] R13: 00000000686e7445 R14: 0000000000499600 R15: 0000000000000000
| [   55.948691][  T622] ------------[ cut here ]------------
| [ 55.949054][ T622] WARNING: CPU: 2 PID: 622 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) 
| [   55.949677][  T622] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel bridge stp llc 8021q sch_ingress vrf veth
| [   55.951446][  T622] Tainted: [W]=WARN
[   55.951693][  T622] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 55.952102][ T622] 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) 
[ 55.952432][ T622] 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
[   55.953545][  T622] RSP: 0018:ffffc900012f6f70 EFLAGS: 00010246
[   55.953967][  T622] RAX: 0000000000000000 RBX: ffff8880051a2000 RCX: 0000000000000001
[   55.954435][  T622] RDX: 0000000000000000 RSI: ffffffff8909b939 RDI: ffffffff888555e0
[   55.954938][  T622] RBP: ffffc900012f7058 R08: 0000000000000000 R09: 0000000000000000
[   55.955412][  T622] R10: ffffc900012f7088 R11: ffffffff89579160 R12: 1ffff9200025edf2
[   55.955892][  T622] R13: 00000000000005dc R14: ffffc900012f7088 R15: ffff8880051a2f08
[   55.956360][  T622] FS:  00007fb07a68a800(0000) GS:ffff8880a43b7000(0000) knlGS:0000000000000000
[   55.956914][  T622] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   55.957317][  T622] CR2: 00000000004e73b8 CR3: 0000000011478006 CR4: 0000000000772ef0
[   55.957810][  T622] PKRU: 55555554
[   55.958053][  T622] Call Trace:
[   55.958294][  T622]  <TASK>
[ 55.958460][ T622] ? __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) 
[ 55.958876][ T622] ? br_del_if (net/bridge/br_if.c:742) bridge 
[ 55.959240][ T622] ? do_set_master (net/core/rtnetlink.c:2932) 
[ 55.959576][ T622] ? do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 55.959906][ T622] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 55.960225][ T622] ? netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[ 55.960542][ T622] ? netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 55.960869][ T622] ? ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 55.961191][ T622] ? ___sys_sendmsg (net/socket.c:2670) 
[ 55.961510][ T622] ? __sys_sendmsg (net/socket.c:2700) 
[ 55.961852][ T622] ? do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 55.962172][ T622] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[ 55.962565][ T622] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 55.962914][ T622] netif_set_mtu (net/core/dev.c:9652) 
[ 55.963236][ T622] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 55.963570][ T622] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 55.963826][ T622] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 55.964262][ T622] br_del_if (net/bridge/br_if.c:743) bridge 
[ 55.964632][ T622] ? rtnl_is_locked (net/core/rtnetlink.c:169) 
[ 55.964966][ T622] do_set_master (net/core/rtnetlink.c:2932) 
[ 55.965286][ T622] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 55.965609][ T622] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 55.966034][ T622] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 55.966358][ T622] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 55.966677][ T622] ? __kernel_text_address (kernel/extable.c:79) 
[ 55.967019][ T622] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 55.967341][ T622] ? __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) 
[ 55.967660][ T622] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 55.968060][ T622] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 55.968385][ T622] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 55.968699][ T622] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 55.969026][ T622] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 55.969355][ T622] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 55.969673][ T622] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 55.970011][ T622] ? __create_object (mm/kmemleak.c:771) 
[ 55.970338][ T622] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 55.970656][ T622] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 55.970987][ T622] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 55.971379][ T622] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 55.971703][ T622] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 55.972042][ T622] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 55.972359][ T622] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 55.972683][ T622] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 55.973016][ T622] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 55.973331][ T622] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 55.973654][ T622] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 55.973995][ T622] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 55.974320][ T622] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 55.974655][ T622] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 55.975000][ T622] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 55.975317][ T622] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 55.975637][ T622] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 55.975975][ T622] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 55.976292][ T622] ? 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) 
[ 55.976616][ T622] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[ 55.976948][ T622] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 55.977264][ T622] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 55.977638][ T622] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 55.977983][ T622] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 55.978304][ T622] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 55.978632][ T622] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 55.978967][ T622] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 55.979288][ T622] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 55.979692][ T622] ___sys_sendmsg (net/socket.c:2670) 
[ 55.980018][ T622] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 55.980338][ T622] ? __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) 
[ 55.980743][ T622] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 55.981067][ T622] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 55.981387][ T622] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 55.981716][ T622] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 55.982057][ T622] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 55.982378][ T622] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 55.982701][ T622] __sys_sendmsg (net/socket.c:2700) 
[ 55.983051][ T622] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 55.983442][ T622] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 55.983781][ T622] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 55.984112][ T622] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 55.984435][ T622] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   55.984852][  T622] RIP: 0033:0x7fb07a8571e7
[ 55.985189][ T622] 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)
[   55.986310][  T622] RSP: 002b:00007ffd18b67fc8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   55.986795][  T622] RAX: ffffffffffffffda RBX: 00007ffd18b686f0 RCX: 00007fb07a8571e7
[   55.987264][  T622] RDX: 0000000000000000 RSI: 00007ffd18b68030 RDI: 0000000000000005
[   55.987742][  T622] RBP: 0000000000000003 R08: 0000000000000003 R09: 0000000000000078
[   55.988211][  T622] R10: 00007fb07a754ee8 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