======================================
| [  140.892396][ T1139] veth0: entered promiscuous mode
| [  140.896418][ T1139] ------------[ cut here ]------------
| [ 140.896780][ T1139] WARNING: CPU: 2 PID: 1139 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) 
| [  140.898335][ T1139] Modules linked in: bridge stp llc nf_conntrack_ftp nft_masq nf_conntrack_netlink tcp_diag inet_diag nft_synproxy nf_synproxy_core nft_ct sctp ip6_udp_tunnel udp_tunnel xt_conntrack sch_netem cls_u32 sch_htb xt_REDIRECT nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat veth nf_tables
[  140.900834][ T1139] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 140.901282][ T1139] 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) 
[ 140.901628][ T1139] Code: 00 00 8b 05 67 1b 38 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 aa d0 79 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 67 1b 38 02    	mov    0x2381b67(%rip),%eax        # 0x2381b6f
   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 aa d0 79 00       	call   0x79d0cb
  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
[  140.902774][ T1139] RSP: 0018:ffffc90000596ef0 EFLAGS: 00010246
[  140.903211][ T1139] RAX: 0000000000000000 RBX: ffff88800a94a000 RCX: 0000000000000001
[  140.903703][ T1139] RDX: 0000000000000000 RSI: ffffffffb5e9f52e RDI: ffffffffb565a5a0
[  140.904447][ T1139] RBP: ffffc90000596fe0 R08: 0000000000000000 R09: 0000000000000000
[  140.904945][ T1139] R10: ffffc90000597010 R11: ffffffffb63798a0 R12: 1ffff920000b2de2
[  140.905441][ T1139] R13: 00000000000005dc R14: ffffc90000597010 R15: ffff88800a94af08
[  140.905922][ T1139] FS:  00007f4061b7c800(0000) GS:ffff88807e3a7000(0000) knlGS:0000000000000000
[  140.906502][ T1139] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  140.906919][ T1139] CR2: 00000000004e5aa0 CR3: 0000000004c1d006 CR4: 0000000000772ef0
[  140.907413][ T1139] PKRU: 55555554
[  140.907673][ T1139] Call Trace:
[  140.907931][ T1139]  <TASK>
[ 140.908129][ T1139] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 140.908465][ T1139] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 140.908799][ T1139] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 140.909135][ T1139] netif_set_mtu (net/core/dev.c:9652) 
[ 140.909471][ T1139] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 140.909813][ T1139] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 140.910073][ T1139] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 140.910526][ T1139] br_add_if (net/bridge/br_if.c:697) bridge 
[ 140.910922][ T1139] do_set_master (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:41 net/core/rtnetlink.c:2949) 
[ 140.911274][ T1139] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 140.911601][ T1139] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 140.912028][ T1139] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 140.912376][ T1139] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 140.912718][ T1139] ? __kernel_text_address (kernel/extable.c:79) 
[ 140.913067][ T1139] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 140.913394][ T1139] ? __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) 
[ 140.913718][ T1139] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 140.914134][ T1139] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 140.914458][ T1139] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 140.914781][ T1139] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 140.915132][ T1139] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 140.915461][ T1139] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 140.915792][ T1139] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 140.916144][ T1139] ? __create_object (mm/kmemleak.c:771) 
[ 140.916472][ T1139] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 140.916803][ T1139] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 140.917144][ T1139] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 140.917543][ T1139] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 140.917887][ T1139] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 140.918232][ T1139] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 140.918550][ T1139] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 140.918881][ T1139] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 140.919227][ T1139] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 140.919549][ T1139] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 140.919885][ T1139] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 140.920228][ T1139] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 140.920573][ T1139] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 140.920925][ T1139] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 140.921268][ T1139] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 140.921605][ T1139] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 140.921939][ T1139] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 140.922293][ T1139] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 140.922618][ T1139] ? 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) 
[ 140.922949][ T1139] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[ 140.923292][ T1139] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 140.923622][ T1139] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 140.923964][ T1139] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 140.924313][ T1139] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 140.924640][ T1139] ? _copy_from_user (./arch/x86/include/asm/smap.h:29 ./arch/x86/include/asm/uaccess_64.h:134 ./arch/x86/include/asm/uaccess_64.h:141 ./include/linux/uaccess.h:178 lib/usercopy.c:18) 
[ 140.924976][ T1139] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 140.925333][ T1139] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 140.925659][ T1139] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 140.926096][ T1139] ___sys_sendmsg (net/socket.c:2670) 
[ 140.926426][ T1139] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 140.926759][ T1139] ? __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) 
[ 140.927173][ T1139] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 140.927499][ T1139] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 140.927830][ T1139] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 140.928191][ T1139] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 140.928519][ T1139] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 140.928854][ T1139] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 140.929195][ T1139] __sys_sendmsg (net/socket.c:2700) 
[ 140.929522][ T1139] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 140.929930][ T1139] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 140.930289][ T1139] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 140.930624][ T1139] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 140.930972][ T1139] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[  140.931672][ T1139] RIP: 0033:0x7f4061d491e7
[ 140.932018][ T1139] 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)
[  140.933424][ T1139] RSP: 002b:00007fffb2db2268 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[  140.933931][ T1139] RAX: ffffffffffffffda RBX: 00007fffb2db29a0 RCX: 00007f4061d491e7
[  140.934430][ T1139] RDX: 0000000000000000 RSI: 00007fffb2db22d0 RDI: 0000000000000005
[  140.935168][ T1139] RBP: 0000000000000003 R08: 0000000000000003 R09: 0000000000000000
[  140.935655][ T1139] R10: 000000003def5910 R11: 0000000000000246 R12: 0000000000000003
[  140.936387][ T1139] R13: 00000000686e7145 R14: 0000000000499600 R15: 0000000000000000
| [  141.084552][ T1140] ------------[ cut here ]------------
| [ 141.084892][ T1140] WARNING: CPU: 3 PID: 1140 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) 
| [  141.086506][ T1140] Modules linked in: bridge stp llc nf_conntrack_ftp nft_masq nf_conntrack_netlink tcp_diag inet_diag nft_synproxy nf_synproxy_core nft_ct sctp ip6_udp_tunnel udp_tunnel xt_conntrack sch_netem cls_u32 sch_htb xt_REDIRECT nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat veth nf_tables
| [  141.089038][ T1140] Tainted: [W]=WARN
[  141.089303][ T1140] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 141.089713][ T1140] 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) 
[ 141.090069][ T1140] Code: 00 00 8b 05 67 1b 38 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 aa d0 79 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 67 1b 38 02    	mov    0x2381b67(%rip),%eax        # 0x2381b6f
   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 aa d0 79 00       	call   0x79d0cb
  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
[  141.091259][ T1140] RSP: 0018:ffffc90000596ef0 EFLAGS: 00010246
[  141.091676][ T1140] RAX: 0000000000000000 RBX: ffff88800a94a000 RCX: 0000000000000001
[  141.092195][ T1140] RDX: 0000000000000000 RSI: ffffffffb5e9f52e RDI: ffffffffb565a5a0
[  141.092688][ T1140] RBP: ffffc90000596fe0 R08: 0000000000000000 R09: 0000000000000000
[  141.093166][ T1140] R10: ffffc90000597010 R11: ffffffffb63798a0 R12: 1ffff920000b2de2
[  141.093629][ T1140] R13: 00000000000005dc R14: ffffc90000597010 R15: ffff88800a94af08
[  141.094108][ T1140] FS:  00007f8ad1504800(0000) GS:ffff88807e427000(0000) knlGS:0000000000000000
[  141.094651][ T1140] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  141.095056][ T1140] CR2: 00000000004e5aa8 CR3: 00000000099fd003 CR4: 0000000000772ef0
[  141.095520][ T1140] PKRU: 55555554
[  141.095749][ T1140] Call Trace:
[  141.095981][ T1140]  <TASK>
[ 141.096159][ T1140] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 141.096474][ T1140] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 141.096794][ T1140] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 141.097121][ T1140] netif_set_mtu (net/core/dev.c:9652) 
[ 141.097437][ T1140] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 141.097761][ T1140] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 141.098007][ T1140] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 141.098469][ T1140] br_add_if (net/bridge/br_if.c:697) bridge 
[ 141.098842][ T1140] do_set_master (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:41 net/core/rtnetlink.c:2949) 
[ 141.099183][ T1140] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 141.099513][ T1140] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 141.099921][ T1140] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 141.100260][ T1140] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 141.100588][ T1140] ? __kernel_text_address (kernel/extable.c:79) 
[ 141.100922][ T1140] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 141.101259][ T1140] ? __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) 
[ 141.101586][ T1140] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 141.101987][ T1140] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 141.102318][ T1140] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 141.102643][ T1140] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 141.102964][ T1140] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 141.103286][ T1140] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 141.103607][ T1140] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 141.103915][ T1140] ? __create_object (mm/kmemleak.c:771) 
[ 141.104245][ T1140] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 141.104561][ T1140] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 141.104867][ T1140] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 141.105254][ T1140] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 141.105572][ T1140] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 141.105888][ T1140] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 141.106208][ T1140] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 141.106521][ T1140] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 141.106832][ T1140] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 141.107157][ T1140] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 141.107476][ T1140] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 141.107785][ T1140] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 141.108111][ T1140] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 141.108428][ T1140] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 141.108757][ T1140] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 141.109076][ T1140] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 141.109385][ T1140] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 141.109706][ T1140] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 141.110012][ T1140] ? 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) 
[ 141.110345][ T1140] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[ 141.110661][ T1140] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 141.110985][ T1140] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 141.111306][ T1140] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 141.111623][ T1140] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 141.111938][ T1140] ? _copy_from_user (./arch/x86/include/asm/smap.h:29 ./arch/x86/include/asm/uaccess_64.h:134 ./arch/x86/include/asm/uaccess_64.h:141 ./include/linux/uaccess.h:178 lib/usercopy.c:18) 
[ 141.112266][ T1140] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 141.112585][ T1140] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 141.112895][ T1140] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 141.113307][ T1140] ___sys_sendmsg (net/socket.c:2670) 
[ 141.113644][ T1140] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 141.113958][ T1140] ? __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) 
[ 141.114349][ T1140] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 141.114660][ T1140] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 141.114983][ T1140] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 141.115318][ T1140] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 141.115643][ T1140] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 141.115967][ T1140] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 141.116312][ T1140] __sys_sendmsg (net/socket.c:2700) 
[ 141.116617][ T1140] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 141.116997][ T1140] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 141.117324][ T1140] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 141.117632][ T1140] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 141.117949][ T1140] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[  141.118335][ T1140] RIP: 0033:0x7f8ad16d11e7
[ 141.118652][ T1140] 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)
[  141.119754][ T1140] RSP: 002b:00007ffd168222c8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[  141.120242][ T1140] RAX: ffffffffffffffda RBX: 00007ffd16822a00 RCX: 00007f8ad16d11e7
[  141.120708][ T1140] RDX: 0000000000000000 RSI: 00007ffd16822330 RDI: 0000000000000005
[  141.121189][ T1140] RBP: 0000000000000003 R08: 0000000000000003 R09: 0000000000000000
[  141.121648][ T1140] R10: 00000000279f7910 R11: 0000000000000246 R12: 0000000000000003


Finger prints:
netif_set_mtu_ext:netif_set_mtu:dev_set_mtu:br_mtu_auto_adjust:br_add_if