======================================
| [   23.943806][  T291] ip_gre: GRE over IPv4 tunneling driver
| [   24.120381][  T290] ------------[ cut here ]------------
| [ 24.120846][ T290] WARNING: CPU: 3 PID: 290 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) 
| [   24.121472][  T290] Modules linked in: ip_gre gre macsec ipvlan
[   24.122478][  T290] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 24.122865][ T290] 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) 
[ 24.123194][ T290] Code: 00 00 8b 05 97 05 bc 02 85 c0 0f 84 52 fe ff ff 48 8d bb c0 0c 00 00 be ff ff ff ff e8 fa fd 9b 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 97 05 bc 02    	mov    0x2bc0597(%rip),%eax        # 0x2bc059f
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb c0 0c 00 00 	lea    0xcc0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 fa fd 9b 00       	call   0x9bfe1b
  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
[   24.124302][  T290] RSP: 0018:ffffc90000667000 EFLAGS: 00010246
[   24.124700][  T290] RAX: 0000000000000000 RBX: ffff88800e8c9000 RCX: 0000000000000001
[   24.125167][  T290] RDX: 0000000000000000 RSI: ffffffff96710759 RDI: ffffffff95e58280
[   24.125628][  T290] RBP: ffffc900006670e8 R08: ffff88800e8c9218 R09: 0000000000000000
[   24.126095][  T290] R10: ffffc90000667118 R11: ffff88800e8c9000 R12: 1ffff920000cce04
[   24.126560][  T290] R13: 00000000000005c4 R14: ffffc90000667118 R15: ffff88800e8c9218
[   24.127021][  T290] FS:  00007fe0b633d800(0000) GS:ffff8880d4319000(0000) knlGS:0000000000000000
[   24.127570][  T290] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   24.127957][  T290] CR2: 00007f93541d8040 CR3: 000000000e89f001 CR4: 0000000000772ef0
[   24.128546][  T290] PKRU: 55555554
[   24.128779][  T290] Call Trace:
[   24.129010][  T290]  <TASK>
[ 24.129177][ T290] ? packet_notifier (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/packet/af_packet.c:4283) 
[ 24.129646][ T290] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 24.129952][ T290] ? packet_notifier (net/packet/af_packet.c:4286) 
[ 24.130267][ T290] ? __pfx_vlan_device_event (net/8021q/vlan.c:362) 
[ 24.130577][ T290] ? __pfx_macsec_notify (drivers/net/macsec.c:4489) macsec 
[ 24.130974][ T290] netif_set_mtu (net/core/dev.c:9652) 
[ 24.131291][ T290] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 24.131607][ T290] ? __pfx_register_netdevice (net/core/dev.c:11036) 
[ 24.131918][ T290] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 24.132159][ T290] ip_tunnel_newlink (net/ipv4/ip_tunnel.c:1246) 
[ 24.132468][ T290] ? __pfx_ip_tunnel_newlink (net/ipv4/ip_tunnel.c:1209) 
[ 24.132786][ T290] ipgre_newlink (net/ipv4/ip_gre.c:1415 (discriminator 4)) ip_gre 
[ 24.133241][ T290] ? __pfx_ipgre_newlink (net/ipv4/ip_gre.c:1401) ip_gre 
[ 24.133630][ T290] ? __pfx_validate_linkmsg (net/core/rtnetlink.c:2660) 
[ 24.133945][ T290] ? rtnl_create_link (net/core/rtnetlink.c:3642) 
[ 24.134260][ T290] rtnl_newlink_create (net/core/rtnetlink.c:3828) 
[ 24.134569][ T290] ? __pfx_rtnl_newlink_create (net/core/rtnetlink.c:3791) 
[ 24.134874][ T290] ? __dev_get_by_name (net/core/dev.c:865) 
[ 24.135193][ T290] ? rtnl_dev_get (net/core/rtnetlink.c:3404) 
[ 24.135497][ T290] ? __pfx_rtnl_dev_get (net/core/rtnetlink.c:3404) 
[ 24.135807][ T290] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 24.136119][ T290] ? reacquire_held_locks (kernel/locking/lockdep.c:5388) 
[ 24.136431][ T290] __rtnl_newlink (net/core/rtnetlink.c:3942) 
[ 24.136746][ T290] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 24.137059][ T290] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 24.137387][ T290] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 24.137699][ T290] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 24.138008][ T290] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 24.138320][ T290] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 24.138628][ T290] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 24.138945][ T290] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 24.139261][ T290] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 24.139569][ T290] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 24.139879][ T290] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 24.140205][ T290] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 24.140516][ T290] ? 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) 
[ 24.140823][ T290] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[ 24.141140][ T290] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 24.141446][ T290] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 24.141760][ T290] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 24.142079][ T290] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 24.142387][ T290] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 24.142699][ T290] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 24.143007][ T290] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 24.143317][ T290] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 24.143708][ T290] ___sys_sendmsg (net/socket.c:2670) 
[ 24.144013][ T290] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 24.144328][ T290] ? __pfx_handle_pte_fault (mm/memory.c:6026) 
[ 24.144641][ T290] ? reacquire_held_locks (kernel/locking/lockdep.c:5388) 
[ 24.144955][ T290] ? do_user_addr_fault (arch/x86/mm/fault.c:1327) 
[ 24.145281][ T290] ? __handle_mm_fault (mm/memory.c:6212) 
[ 24.145590][ T290] ? __pfx___handle_mm_fault (mm/memory.c:6121) 
[ 24.145897][ T290] ? lock_vma_under_rcu (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 mm/mmap_lock.c:171) 
[ 24.146230][ T290] __sys_sendmsg (net/socket.c:2700) 
[ 24.147452][ T290] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 24.147765][ T290] ? exc_page_fault (./arch/x86/include/asm/irqflags.h:26 ./arch/x86/include/asm/irqflags.h:109 ./arch/x86/include/asm/irqflags.h:151 arch/x86/mm/fault.c:1484 arch/x86/mm/fault.c:1532) 
[ 24.148084][ T290] ? do_user_addr_fault (./arch/x86/include/asm/atomic.h:93 ./include/linux/atomic/atomic-arch-fallback.h:949 ./include/linux/atomic/atomic-instrumented.h:401 ./include/linux/refcount.h:389 ./include/linux/refcount.h:432 ./include/linux/mmap_lock.h:142 ./include/linux/mmap_lock.h:237 arch/x86/mm/fault.c:1338) 
[ 24.148395][ T290] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 24.148704][ T290] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 24.149013][ T290] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   24.149402][  T290] RIP: 0033:0x7fe0b650a1e7
[ 24.149726][ T290] Code: Unable to access opcode bytes at 0x7fe0b650a1bd.

Code starting with the faulting instruction
===========================================
[   24.150157][  T290] RSP: 002b:00007ffe7429aaa8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   24.150624][  T290] RAX: ffffffffffffffda RBX: 00007ffe7429b1e0 RCX: 00007fe0b650a1e7
[   24.151100][  T290] RDX: 0000000000000000 RSI: 00007ffe7429ab10 RDI: 0000000000000003
[   24.151565][  T290] RBP: 0000000000000002 R08: 00000000000000a0 R09: 0000000000000000
[   24.152028][  T290] R10: 00007fe0b64026f8 R11: 0000000000000246 R12: 00007ffe7429b1f8
[   24.152494][  T290] R13: 00000000686e56f3 R14: 0000000000499600 R15: 00007ffe7429abf4
| [   24.961223][  T301] ------------[ cut here ]------------
| [ 24.961654][ T301] WARNING: CPU: 2 PID: 301 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) 
| [   24.962277][  T301] Modules linked in: ip_gre gre macsec ipvlan
| [   24.963541][  T301] Tainted: [W]=WARN
[   24.963784][  T301] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 24.964180][ T301] 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) 
[ 24.964503][ T301] Code: 00 00 8b 05 97 05 bc 02 85 c0 0f 84 52 fe ff ff 48 8d bb c0 0c 00 00 be ff ff ff ff e8 fa fd 9b 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 97 05 bc 02    	mov    0x2bc0597(%rip),%eax        # 0x2bc059f
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb c0 0c 00 00 	lea    0xcc0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 fa fd 9b 00       	call   0x9bfe1b
  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
[   24.965594][  T301] RSP: 0018:ffffc90000637000 EFLAGS: 00010246
[   24.965983][  T301] RAX: 0000000000000000 RBX: ffff888004f79000 RCX: 0000000000000001
[   24.966444][  T301] RDX: 0000000000000000 RSI: ffffffff96710759 RDI: ffffffff95e58280
[   24.966901][  T301] RBP: ffffc900006370e8 R08: ffff888004f79218 R09: 0000000000000000
[   24.967371][  T301] R10: ffffc90000637118 R11: ffff888004f79000 R12: 1ffff920000c6e04
[   24.967834][  T301] R13: 00000000000005c8 R14: ffffc90000637118 R15: ffff888004f79218
[   24.968299][  T301] FS:  00007f620dfb6800(0000) GS:ffff8880d4299000(0000) knlGS:0000000000000000
[   24.968830][  T301] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   24.969231][  T301] CR2: 000000000043c2d0 CR3: 000000000a319003 CR4: 0000000000772ef0
[   24.969692][  T301] PKRU: 55555554
[   24.969926][  T301] Call Trace:
[   24.970170][  T301]  <TASK>
[ 24.970334][ T301] ? packet_notifier (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/packet/af_packet.c:4283) 
[ 24.970648][ T301] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 24.970958][ T301] ? packet_notifier (net/packet/af_packet.c:4286) 
[ 24.971278][ T301] ? __pfx_vlan_device_event (net/8021q/vlan.c:362) 
[ 24.971597][ T301] ? __pfx_macsec_notify (drivers/net/macsec.c:4489) macsec 
[ 24.971991][ T301] netif_set_mtu (net/core/dev.c:9652) 
[ 24.972312][ T301] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 24.972629][ T301] ? __pfx_register_netdevice (net/core/dev.c:11036) 
[ 24.972945][ T301] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 24.973191][ T301] ip_tunnel_newlink (net/ipv4/ip_tunnel.c:1246) 
[ 24.973506][ T301] ? __pfx_ip_tunnel_newlink (net/ipv4/ip_tunnel.c:1209) 
[ 24.973821][ T301] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 24.974146][ T301] vti_newlink (net/ipv4/ip_vti.c:580 (discriminator 4)) 
[ 24.974453][ T301] ? alloc_netdev_mqs (net/core/dev.c:11834) 
[ 24.974764][ T301] ? __pfx_vti_newlink (net/ipv4/ip_vti.c:580) 
[ 24.975096][ T301] ? __pfx_validate_linkmsg (net/core/rtnetlink.c:2660) 
[ 24.975420][ T301] ? rtnl_create_link (net/core/rtnetlink.c:3642) 
[ 24.975735][ T301] rtnl_newlink_create (net/core/rtnetlink.c:3828) 
[ 24.976055][ T301] ? __pfx_rtnl_newlink_create (net/core/rtnetlink.c:3791) 
[ 24.976372][ T301] ? __dev_get_by_name (net/core/dev.c:865) 
[ 24.976685][ T301] ? rtnl_dev_get (net/core/rtnetlink.c:3404) 
[ 24.976995][ T301] ? __pfx_rtnl_dev_get (net/core/rtnetlink.c:3404) 
[ 24.977321][ T301] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 24.977645][ T301] ? reacquire_held_locks (kernel/locking/lockdep.c:5388) 
[ 24.977962][ T301] __rtnl_newlink (net/core/rtnetlink.c:3942) 
[ 24.978298][ T301] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 24.978617][ T301] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 24.978940][ T301] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 24.979263][ T301] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 24.979579][ T301] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 24.979889][ T301] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 24.980211][ T301] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 24.980525][ T301] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 24.980847][ T301] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 24.981167][ T301] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 24.981481][ T301] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 24.981800][ T301] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 24.982121][ T301] ? 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) 
[ 24.982433][ T301] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[ 24.982749][ T301] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 24.983063][ T301] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 24.983393][ T301] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 24.983707][ T301] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 24.984019][ T301] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 24.984342][ T301] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 24.984655][ T301] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 24.984961][ T301] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 24.985372][ T301] ___sys_sendmsg (net/socket.c:2670) 
[ 24.985685][ T301] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 24.985996][ T301] ? __pfx_handle_pte_fault (mm/memory.c:6026) 
[ 24.986319][ T301] ? reacquire_held_locks (kernel/locking/lockdep.c:5388) 
[ 24.986630][ T301] ? do_user_addr_fault (arch/x86/mm/fault.c:1327) 
[ 24.986944][ T301] ? __handle_mm_fault (mm/memory.c:6212) 
[ 24.987263][ T301] ? __pfx___handle_mm_fault (mm/memory.c:6121) 
[ 24.987584][ T301] ? lock_vma_under_rcu (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 mm/mmap_lock.c:171) 
[ 24.987921][ T301] __sys_sendmsg (net/socket.c:2700) 
[ 24.988243][ T301] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 24.988551][ T301] ? exc_page_fault (./arch/x86/include/asm/irqflags.h:26 ./arch/x86/include/asm/irqflags.h:109 ./arch/x86/include/asm/irqflags.h:151 arch/x86/mm/fault.c:1484 arch/x86/mm/fault.c:1532) 
[ 24.988870][ T301] ? do_user_addr_fault (./arch/x86/include/asm/atomic.h:93 ./include/linux/atomic/atomic-arch-fallback.h:949 ./include/linux/atomic/atomic-instrumented.h:401 ./include/linux/refcount.h:389 ./include/linux/refcount.h:432 ./include/linux/mmap_lock.h:142 ./include/linux/mmap_lock.h:237 arch/x86/mm/fault.c:1338) 
[ 24.989189][ T301] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 24.989504][ T301] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 24.989818][ T301] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   24.990207][  T301] RIP: 0033:0x7f620e1831e7
[ 24.990529][ T301] 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)
[   24.991630][  T301] RSP: 002b:00007ffe3e96bdf8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   24.992107][  T301] RAX: ffffffffffffffda RBX: 00007ffe3e96c530 RCX: 00007f620e1831e7
[   24.992569][  T301] RDX: 0000000000000000 RSI: 00007ffe3e96be60 RDI: 0000000000000003
[   24.993026][  T301] RBP: 0000000000000002 R08: 0000000000000058 R09: 0000000000000000
[   24.993494][  T301] R10: 00007f620e07b6f8 R11: 0000000000000246 R12: 00007ffe3e96c548
[   24.993959][  T301] R13: 00000000686e56f4 R14: 0000000000499600 R15: 00007ffe3e96bf44
| [   25.700841][  T304] ------------[ cut here ]------------
| [ 25.701258][ T304] WARNING: CPU: 3 PID: 304 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) 
| [   25.701856][  T304] Modules linked in: ip_gre gre macsec ipvlan
| [   25.702867][  T304] Tainted: [W]=WARN
[   25.703105][  T304] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 25.703479][ T304] 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) 
[ 25.703792][ T304] Code: 00 00 8b 05 97 05 bc 02 85 c0 0f 84 52 fe ff ff 48 8d bb c0 0c 00 00 be ff ff ff ff e8 fa fd 9b 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 97 05 bc 02    	mov    0x2bc0597(%rip),%eax        # 0x2bc059f
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb c0 0c 00 00 	lea    0xcc0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 fa fd 9b 00       	call   0x9bfe1b
  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
[   25.704858][  T304] RSP: 0018:ffffc900006c7000 EFLAGS: 00010246
[   25.705244][  T304] RAX: 0000000000000000 RBX: ffff88800d7a1000 RCX: 0000000000000001
[   25.705691][  T304] RDX: 0000000000000000 RSI: ffffffff96710759 RDI: ffffffff95e58280
[   25.706147][  T304] RBP: ffffc900006c70e8 R08: ffff88800d7a1218 R09: 0000000000000000
[   25.706591][  T304] R10: ffffc900006c7118 R11: ffff88800d7a1000 R12: 1ffff920000d8e04
[   25.707036][  T304] R13: 00000000000005c8 R14: ffffc900006c7118 R15: ffff88800d7a1218
[   25.707487][  T304] FS:  00007ff1028a5800(0000) GS:ffff8880d4319000(0000) knlGS:0000000000000000
[   25.708024][  T304] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   25.708405][  T304] CR2: 0000000000442010 CR3: 000000000ad0d002 CR4: 0000000000772ef0
[   25.708872][  T304] PKRU: 55555554
[   25.709105][  T304] Call Trace:
[   25.709327][  T304]  <TASK>
[ 25.709479][ T304] ? packet_notifier (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/packet/af_packet.c:4283) 
[ 25.709783][ T304] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 25.710168][ T304] ? packet_notifier (net/packet/af_packet.c:4286) 
[ 25.710481][ T304] ? __pfx_vlan_device_event (net/8021q/vlan.c:362) 
[ 25.710781][ T304] ? __pfx_macsec_notify (drivers/net/macsec.c:4489) macsec 
[ 25.711174][ T304] netif_set_mtu (net/core/dev.c:9652) 
[ 25.711472][ T304] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 25.711819][ T304] ? __pfx_register_netdevice (net/core/dev.c:11036) 
[ 25.712143][ T304] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 25.712401][ T304] ip_tunnel_newlink (net/ipv4/ip_tunnel.c:1246) 
[ 25.712704][ T304] ? __pfx_ip_tunnel_newlink (net/ipv4/ip_tunnel.c:1209) 
[ 25.713004][ T304] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 25.713336][ T304] ipip_newlink (net/ipv4/ipip.c:442) 
[ 25.713638][ T304] ? __pfx_ipip_newlink (net/ipv4/ipip.c:442) 
[ 25.713935][ T304] ? __pfx_validate_linkmsg (net/core/rtnetlink.c:2660) 
[ 25.714253][ T304] ? rtnl_create_link (net/core/rtnetlink.c:3642) 
[ 25.714560][ T304] rtnl_newlink_create (net/core/rtnetlink.c:3828) 
[ 25.714860][ T304] ? __pfx_rtnl_newlink_create (net/core/rtnetlink.c:3791) 
[ 25.715164][ T304] ? __dev_get_by_name (net/core/dev.c:865) 
[ 25.715462][ T304] ? rtnl_dev_get (net/core/rtnetlink.c:3404) 
[ 25.715756][ T304] ? __pfx_rtnl_dev_get (net/core/rtnetlink.c:3404) 
[ 25.716059][ T304] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 25.716361][ T304] ? reacquire_held_locks (kernel/locking/lockdep.c:5388) 
[ 25.716669][ T304] __rtnl_newlink (net/core/rtnetlink.c:3942) 
[ 25.716976][ T304] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 25.717288][ T304] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 25.717609][ T304] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 25.717906][ T304] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 25.718214][ T304] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 25.718512][ T304] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 25.718811][ T304] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 25.719124][ T304] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 25.719428][ T304] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 25.719725][ T304] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 25.720024][ T304] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 25.720340][ T304] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 25.720636][ T304] ? 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) 
[ 25.720936][ T304] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[ 25.721248][ T304] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 25.721548][ T304] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 25.721854][ T304] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 25.722162][ T304] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 25.722462][ T304] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 25.722767][ T304] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 25.723066][ T304] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 25.723376][ T304] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 25.723757][ T304] ___sys_sendmsg (net/socket.c:2670) 
[ 25.724056][ T304] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 25.724368][ T304] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 25.724675][ T304] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 25.724969][ T304] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 25.725278][ T304] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 25.725592][ T304] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 25.725894][ T304] __sys_sendmsg (net/socket.c:2700) 
[ 25.726202][ T304] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 25.726515][ T304] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 25.726816][ T304] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 25.727124][ T304] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   25.727493][  T304] RIP: 0033:0x7ff102a721e7
[ 25.727809][ T304] 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)
[   25.728880][  T304] RSP: 002b:00007ffd2d663848 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   25.729336][  T304] RAX: ffffffffffffffda RBX: 00007ffd2d663f80 RCX: 00007ff102a721e7
[   25.729782][  T304] RDX: 0000000000000000 RSI: 00007ffd2d6638b0 RDI: 0000000000000003
[   25.730253][  T304] RBP: 0000000000000002 R08: 0000000000000090 R09: 0000000000000000
[   25.730698][  T304] R10: 00007ff10296a6f8 R11: 0000000000000246 R12: 00007ffd2d663f98
[   25.731154][  T304] R13: 00000000686e56f5 R14: 0000000000499600 R15: 00007ffd2d663994
| [   35.042054][  T340] ------------[ cut here ]------------
| [ 35.042578][ T340] WARNING: CPU: 2 PID: 340 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) 
| [   35.044390][  T340] Modules linked in: xfrm_interface ip6_gre ip_gre gre macsec ipvlan
| [   35.045552][  T340] Tainted: [W]=WARN
[   35.045805][  T340] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 35.046211][ T340] 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) 
[ 35.046550][ T340] Code: 00 00 8b 05 97 05 bc 02 85 c0 0f 84 52 fe ff ff 48 8d bb c0 0c 00 00 be ff ff ff ff e8 fa fd 9b 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 97 05 bc 02    	mov    0x2bc0597(%rip),%eax        # 0x2bc059f
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb c0 0c 00 00 	lea    0xcc0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 fa fd 9b 00       	call   0x9bfe1b
  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
[   35.047667][  T340] RSP: 0018:ffffc90000a77000 EFLAGS: 00010246
[   35.048083][  T340] RAX: 0000000000000000 RBX: ffff888005681000 RCX: 0000000000000001
[   35.048559][  T340] RDX: 0000000000000000 RSI: ffffffff96710759 RDI: ffffffff95e58280
[   35.049029][  T340] RBP: ffffc90000a770e8 R08: ffff888005681218 R09: 0000000000000000
[   35.049519][  T340] R10: ffffc90000a77118 R11: ffff888005681000 R12: 1ffff9200014ee04
[   35.050005][  T340] R13: 00000000000005c4 R14: ffffc90000a77118 R15: ffff888005681218
[   35.050484][  T340] FS:  00007f61b6866800(0000) GS:ffff8880d4299000(0000) knlGS:0000000000000000
[   35.051041][  T340] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   35.051455][  T340] CR2: 0000000000436890 CR3: 0000000010eaa001 CR4: 0000000000772ef0
[   35.051931][  T340] PKRU: 55555554
[   35.052186][  T340] Call Trace:
[   35.052430][  T340]  <TASK>
[ 35.052602][ T340] ? packet_notifier (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/packet/af_packet.c:4283) 
[ 35.052938][ T340] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 35.053271][ T340] ? packet_notifier (net/packet/af_packet.c:4286) 
[ 35.053590][ T340] ? __pfx_vlan_device_event (net/8021q/vlan.c:362) 
[ 35.053912][ T340] ? __pfx_macsec_notify (drivers/net/macsec.c:4489) macsec 
[ 35.054328][ T340] netif_set_mtu (net/core/dev.c:9652) 
[ 35.054648][ T340] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 35.054971][ T340] ? __pfx_register_netdevice (net/core/dev.c:11036) 
[ 35.055305][ T340] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 35.055547][ T340] ip_tunnel_newlink (net/ipv4/ip_tunnel.c:1246) 
[ 35.055877][ T340] ? __pfx_ip_tunnel_newlink (net/ipv4/ip_tunnel.c:1209) 
[ 35.056211][ T340] ipgre_newlink (net/ipv4/ip_gre.c:1415 (discriminator 4)) ip_gre 
[ 35.056532][ T340] ? __pfx_ipgre_newlink (net/ipv4/ip_gre.c:1401) ip_gre 
[ 35.056922][ T340] ? __pfx_validate_linkmsg (net/core/rtnetlink.c:2660) 
[ 35.057272][ T340] ? rtnl_create_link (net/core/rtnetlink.c:3642) 
[ 35.057598][ T340] rtnl_newlink_create (net/core/rtnetlink.c:3828) 
[ 35.057918][ T340] ? __pfx_rtnl_newlink_create (net/core/rtnetlink.c:3791) 
[ 35.058247][ T340] ? __dev_get_by_name (net/core/dev.c:865) 
[ 35.058566][ T340] ? rtnl_dev_get (net/core/rtnetlink.c:3404) 
[ 35.058884][ T340] ? __pfx_rtnl_dev_get (net/core/rtnetlink.c:3404) 
[ 35.059216][ T340] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 35.059533][ T340] ? reacquire_held_locks (kernel/locking/lockdep.c:5388) 
[ 35.059865][ T340] __rtnl_newlink (net/core/rtnetlink.c:3942) 
[ 35.060200][ T340] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 35.060523][ T340] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 35.060853][ T340] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 35.061178][ T340] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 35.061497][ T340] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 35.061814][ T340] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 35.062143][ T340] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 35.062466][ T340] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 35.062787][ T340] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 35.063122][ T340] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 35.063438][ T340] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 35.063766][ T340] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 35.064092][ T340] ? 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) 
[ 35.064433][ T340] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[ 35.064755][ T340] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 35.065070][ T340] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 35.065410][ T340] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 35.065733][ T340] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 35.066049][ T340] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 35.066393][ T340] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 35.066717][ T340] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 35.067030][ T340] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 35.067442][ T340] ___sys_sendmsg (net/socket.c:2670) 
[ 35.067772][ T340] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 35.068189][ T340] ? __pfx_handle_pte_fault (mm/memory.c:6026) 
[ 35.068523][ T340] ? reacquire_held_locks (kernel/locking/lockdep.c:5388) 
[ 35.068835][ T340] ? do_user_addr_fault (arch/x86/mm/fault.c:1327) 
[ 35.069171][ T340] ? __handle_mm_fault (mm/memory.c:6212) 
[ 35.069486][ T340] ? __pfx___handle_mm_fault (mm/memory.c:6121) 
[ 35.069799][ T340] ? lock_vma_under_rcu (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 mm/mmap_lock.c:171) 
[ 35.070153][ T340] __sys_sendmsg (net/socket.c:2700) 
[ 35.070469][ T340] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 35.070783][ T340] ? exc_page_fault (./arch/x86/include/asm/irqflags.h:26 ./arch/x86/include/asm/irqflags.h:109 ./arch/x86/include/asm/irqflags.h:151 arch/x86/mm/fault.c:1484 arch/x86/mm/fault.c:1532) 
[ 35.071128][ T340] ? do_user_addr_fault (./arch/x86/include/asm/atomic.h:93 ./include/linux/atomic/atomic-arch-fallback.h:949 ./include/linux/atomic/atomic-instrumented.h:401 ./include/linux/refcount.h:389 ./include/linux/refcount.h:432 ./include/linux/mmap_lock.h:142 ./include/linux/mmap_lock.h:237 arch/x86/mm/fault.c:1338) 
[ 35.071446][ T340] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 35.071770][ T340] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 35.072098][ T340] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   35.072492][  T340] RIP: 0033:0x7f61b6a331e7
[ 35.072824][ T340] 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)
[   35.073940][  T340] RSP: 002b:00007fff8dfb50d8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   35.074434][  T340] RAX: ffffffffffffffda RBX: 00007fff8dfb5810 RCX: 00007f61b6a331e7
[   35.074903][  T340] RDX: 0000000000000000 RSI: 00007fff8dfb5140 RDI: 0000000000000003
[   35.075379][  T340] RBP: 0000000000000002 R08: 00000000000000a8 R09: 0000000000000000
[   35.075851][  T340] R10: 00007f61b692b6f8 R11: 0000000000000246 R12: 00007fff8dfb5838
[   35.076332][  T340] R13: 00000000686e56fe R14: 0000000000499600 R15: 00007fff8dfb522c
| [   35.812805][  T343] ------------[ cut here ]------------
| [ 35.813221][ T343] WARNING: CPU: 0 PID: 343 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) 
| [   35.813816][  T343] Modules linked in: xfrm_interface ip6_gre ip_gre gre macsec ipvlan
| [   35.816143][  T343] Tainted: [W]=WARN
[   35.816370][  T343] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 35.816740][ T343] 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) 
[ 35.817047][ T343] Code: 00 00 8b 05 97 05 bc 02 85 c0 0f 84 52 fe ff ff 48 8d bb c0 0c 00 00 be ff ff ff ff e8 fa fd 9b 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 97 05 bc 02    	mov    0x2bc0597(%rip),%eax        # 0x2bc059f
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb c0 0c 00 00 	lea    0xcc0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 fa fd 9b 00       	call   0x9bfe1b
  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
[   35.818136][  T343] RSP: 0018:ffffc900004f7000 EFLAGS: 00010246
[   35.818513][  T343] RAX: 0000000000000000 RBX: ffff888008459000 RCX: 0000000000000001
[   35.818976][  T343] RDX: 0000000000000000 RSI: ffffffff96710759 RDI: ffffffff95e58280
[   35.819432][  T343] RBP: ffffc900004f70e8 R08: ffff888008459218 R09: 0000000000000000
[   35.819878][  T343] R10: ffffc900004f7118 R11: ffff888008459000 R12: 1ffff9200009ee04
[   35.820337][  T343] R13: 00000000000005c8 R14: ffffc900004f7118 R15: ffff888008459218
[   35.820788][  T343] FS:  00007f7590d1a800(0000) GS:ffff8880d4199000(0000) knlGS:0000000000000000
[   35.821318][  T343] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   35.821694][  T343] CR2: 000000000043c2d0 CR3: 0000000010ece003 CR4: 0000000000772ef0
[   35.822154][  T343] PKRU: 55555554
[   35.822378][  T343] Call Trace:
[   35.822599][  T343]  <TASK>
[ 35.822750][ T343] ? packet_notifier (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/packet/af_packet.c:4283) 
[ 35.823052][ T343] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 35.823356][ T343] ? packet_notifier (net/packet/af_packet.c:4286) 
[ 35.823654][ T343] ? __pfx_vlan_device_event (net/8021q/vlan.c:362) 
[ 35.823954][ T343] ? __pfx_macsec_notify (drivers/net/macsec.c:4489) macsec 
[ 35.824350][ T343] netif_set_mtu (net/core/dev.c:9652) 
[ 35.824648][ T343] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 35.824953][ T343] ? __pfx_register_netdevice (net/core/dev.c:11036) 
[ 35.825278][ T343] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 35.825505][ T343] ip_tunnel_newlink (net/ipv4/ip_tunnel.c:1246) 
[ 35.825803][ T343] ? __pfx_ip_tunnel_newlink (net/ipv4/ip_tunnel.c:1209) 
[ 35.826108][ T343] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 35.826418][ T343] vti_newlink (net/ipv4/ip_vti.c:580 (discriminator 4)) 
[ 35.826719][ T343] ? alloc_netdev_mqs (net/core/dev.c:11834) 
[ 35.827015][ T343] ? __pfx_vti_newlink (net/ipv4/ip_vti.c:580) 
[ 35.827318][ T343] ? __pfx_validate_linkmsg (net/core/rtnetlink.c:2660) 
[ 35.827629][ T343] ? rtnl_create_link (net/core/rtnetlink.c:3642) 
[ 35.827928][ T343] rtnl_newlink_create (net/core/rtnetlink.c:3828) 
[ 35.828240][ T343] ? __pfx_rtnl_newlink_create (net/core/rtnetlink.c:3791) 
[ 35.828538][ T343] ? __dev_get_by_name (net/core/dev.c:865) 
[ 35.828833][ T343] ? rtnl_dev_get (net/core/rtnetlink.c:3404) 
[ 35.829138][ T343] ? __pfx_rtnl_dev_get (net/core/rtnetlink.c:3404) 
[ 35.829444][ T343] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 35.829738][ T343] ? reacquire_held_locks (kernel/locking/lockdep.c:5388) 
[ 35.830041][ T343] __rtnl_newlink (net/core/rtnetlink.c:3942) 
[ 35.830357][ T343] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 35.830660][ T343] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 35.830971][ T343] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 35.831272][ T343] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 35.831571][ T343] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 35.831868][ T343] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 35.832174][ T343] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 35.832479][ T343] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 35.832782][ T343] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 35.833086][ T343] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 35.833388][ T343] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 35.833697][ T343] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 35.833993][ T343] ? 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) 
[ 35.834300][ T343] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[ 35.834609][ T343] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 35.834904][ T343] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 35.835215][ T343] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 35.835519][ T343] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 35.835818][ T343] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 35.836130][ T343] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 35.836429][ T343] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 35.836725][ T343] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 35.837113][ T343] ___sys_sendmsg (net/socket.c:2670) 
[ 35.837413][ T343] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 35.837721][ T343] ? __pfx_handle_pte_fault (mm/memory.c:6026) 
[ 35.838022][ T343] ? reacquire_held_locks (kernel/locking/lockdep.c:5388) 
[ 35.838325][ T343] ? do_user_addr_fault (arch/x86/mm/fault.c:1327) 
[ 35.838627][ T343] ? __handle_mm_fault (mm/memory.c:6212) 
[ 35.838924][ T343] ? __pfx___handle_mm_fault (mm/memory.c:6121) 
[ 35.839228][ T343] ? lock_vma_under_rcu (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 mm/mmap_lock.c:171) 
[ 35.839549][ T343] __sys_sendmsg (net/socket.c:2700) 
[ 35.839849][ T343] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 35.840156][ T343] ? exc_page_fault (./arch/x86/include/asm/irqflags.h:26 ./arch/x86/include/asm/irqflags.h:109 ./arch/x86/include/asm/irqflags.h:151 arch/x86/mm/fault.c:1484 arch/x86/mm/fault.c:1532) 
[ 35.840462][ T343] ? do_user_addr_fault (./arch/x86/include/asm/atomic.h:93 ./include/linux/atomic/atomic-arch-fallback.h:949 ./include/linux/atomic/atomic-instrumented.h:401 ./include/linux/refcount.h:389 ./include/linux/refcount.h:432 ./include/linux/mmap_lock.h:142 ./include/linux/mmap_lock.h:237 arch/x86/mm/fault.c:1338) 
[ 35.840762][ T343] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 35.841063][ T343] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 35.841369][ T343] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   35.841740][  T343] RIP: 0033:0x7f7590ee71e7
[ 35.842051][ T343] 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)
[   35.843118][  T343] RSP: 002b:00007ffce767f5a8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   35.843569][  T343] RAX: ffffffffffffffda RBX: 00007ffce767fce0 RCX: 00007f7590ee71e7
[   35.844019][  T343] RDX: 0000000000000000 RSI: 00007ffce767f610 RDI: 0000000000000003
[   35.844473][  T343] RBP: 0000000000000002 R08: 0000000000000060 R09: 0000000000000000
[   35.844916][  T343] R10: 00007f7590ddf6f8 R11: 0000000000000246 R12: 00007ffce767fd08
[   35.845368][  T343] R13: 00000000686e56ff R14: 0000000000499600 R15: 00007ffce767f6fc
| [   36.603404][  T346] ------------[ cut here ]------------
| [ 36.603842][ 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) 
| [   36.604469][  T346] Modules linked in: xfrm_interface ip6_gre ip_gre gre macsec ipvlan
| [   36.605578][  T346] Tainted: [W]=WARN
[   36.605819][  T346] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 36.606219][ 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) 
[ 36.606542][ T346] Code: 00 00 8b 05 97 05 bc 02 85 c0 0f 84 52 fe ff ff 48 8d bb c0 0c 00 00 be ff ff ff ff e8 fa fd 9b 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 97 05 bc 02    	mov    0x2bc0597(%rip),%eax        # 0x2bc059f
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb c0 0c 00 00 	lea    0xcc0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 fa fd 9b 00       	call   0x9bfe1b
  21:	85 c0                	test   %eax,%eax
  23:	0f 85 39 fe ff ff    	jne    0xfffffffffffffe62
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	e9 30 fe ff ff       	jmp    0xfffffffffffffe62
  32:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
  39:	fc ff df 
  3c:	4c 89 fa             	mov    %r15,%rdx
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	e9 30 fe ff ff       	jmp    0xfffffffffffffe38
   8:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
   f:	fc ff df 
  12:	4c 89 fa             	mov    %r15,%rdx
  15:	48                   	rex.W
[   36.607633][  T346] RSP: 0018:ffffc90000707000 EFLAGS: 00010246
[   36.608024][  T346] RAX: 0000000000000000 RBX: ffff88800d6a4000 RCX: 0000000000000001
[   36.608497][  T346] RDX: 0000000000000000 RSI: ffffffff96710759 RDI: ffffffff95e58280
[   36.608961][  T346] RBP: ffffc900007070e8 R08: ffff88800d6a4218 R09: 0000000000000000
[   36.609428][  T346] R10: ffffc90000707118 R11: ffff88800d6a4000 R12: 1ffff920000e0e04
[   36.609885][  T346] R13: 00000000000005c8 R14: ffffc90000707118 R15: ffff88800d6a4218
[   36.610373][  T346] FS:  00007f7468bcf800(0000) GS:ffff8880d4299000(0000) knlGS:0000000000000000
[   36.610907][  T346] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   36.611302][  T346] CR2: 0000000000442010 CR3: 000000000a714004 CR4: 0000000000772ef0
[   36.611765][  T346] PKRU: 55555554
[   36.612000][  T346] Call Trace:
[   36.612245][  T346]  <TASK>
[ 36.612417][ T346] ? packet_notifier (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/packet/af_packet.c:4283) 
[ 36.612729][ T346] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 36.613039][ T346] ? packet_notifier (net/packet/af_packet.c:4286) 
[ 36.613361][ T346] ? __pfx_vlan_device_event (net/8021q/vlan.c:362) 
[ 36.613676][ T346] ? __pfx_macsec_notify (drivers/net/macsec.c:4489) macsec 
[ 36.614081][ T346] netif_set_mtu (net/core/dev.c:9652) 
[ 36.614393][ T346] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 36.614717][ T346] ? __pfx_register_netdevice (net/core/dev.c:11036) 
[ 36.615034][ T346] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 36.615283][ T346] ip_tunnel_newlink (net/ipv4/ip_tunnel.c:1246) 
[ 36.615597][ T346] ? __pfx_ip_tunnel_newlink (net/ipv4/ip_tunnel.c:1209) 
[ 36.615909][ T346] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 36.616235][ T346] ipip_newlink (net/ipv4/ipip.c:442) 
[ 36.616546][ T346] ? __pfx_ipip_newlink (net/ipv4/ipip.c:442) 
[ 36.616854][ T346] ? __pfx_validate_linkmsg (net/core/rtnetlink.c:2660) 
[ 36.617188][ T346] ? rtnl_create_link (net/core/rtnetlink.c:3642) 
[ 36.617503][ T346] rtnl_newlink_create (net/core/rtnetlink.c:3828) 
[ 36.617827][ T346] ? __pfx_rtnl_newlink_create (net/core/rtnetlink.c:3791) 
[ 36.618145][ T346] ? __dev_get_by_name (net/core/dev.c:865) 
[ 36.618457][ T346] ? rtnl_dev_get (net/core/rtnetlink.c:3404) 
[ 36.618769][ T346] ? __pfx_rtnl_dev_get (net/core/rtnetlink.c:3404) 
[ 36.619094][ T346] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 36.619408][ T346] ? reacquire_held_locks (kernel/locking/lockdep.c:5388) 
[ 36.619728][ T346] __rtnl_newlink (net/core/rtnetlink.c:3942) 
[ 36.620047][ T346] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 36.620375][ T346] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 36.620699][ T346] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 36.621010][ T346] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 36.621330][ T346] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 36.621642][ T346] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 36.621961][ T346] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 36.622286][ T346] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 36.622603][ T346] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 36.622915][ T346] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 36.623236][ T346] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 36.623559][ T346] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 36.623867][ 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) 
[ 36.624202][ T346] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[ 36.624524][ T346] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 36.624832][ T346] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 36.625158][ T346] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 36.625471][ T346] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 36.625783][ T346] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 36.626110][ T346] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 36.626431][ T346] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 36.626741][ T346] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 36.627146][ T346] ___sys_sendmsg (net/socket.c:2670) 
[ 36.627459][ T346] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 36.627778][ T346] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 36.628106][ T346] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 36.628417][ T346] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 36.628737][ T346] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 36.629057][ T346] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 36.629384][ T346] __sys_sendmsg (net/socket.c:2700) 
[ 36.629695][ T346] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 36.630017][ T346] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 36.630338][ T346] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 36.630650][ T346] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   36.631038][  T346] RIP: 0033:0x7f7468d9c1e7
[ 36.631366][ 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)
[   36.632450][  T346] RSP: 002b:00007fffe4c67bd8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   36.632911][  T346] RAX: ffffffffffffffda RBX: 00007fffe4c68310 RCX: 00007f7468d9c1e7
[   36.633381][  T346] RDX: 0000000000000000 RSI: 00007fffe4c67c40 RDI: 0000000000000003
[   36.633840][  T346] RBP: 0000000000000002 R08: 0000000000000098 R09: 0000000000000000
[   36.634307][  T346] R10: 00007f7468c946f8 R11: 0000000000000246 R12: 00007fffe4c68338
[   36.634766][  T346] R13: 00000000686e5700 R14: 0000000000499600 R15: 00007fffe4c67d2c
| [   44.748225][  T379] ------------[ cut here ]------------
| [ 44.748579][ T379] WARNING: CPU: 3 PID: 379 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) 
| [   44.749198][  T379] Modules linked in: xfrm_interface ip6_gre ip_gre gre macsec ipvlan
| [   44.750302][  T379] Tainted: [W]=WARN
[   44.750536][  T379] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 44.750915][ T379] 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) 
[ 44.751239][ T379] Code: 00 00 8b 05 97 05 bc 02 85 c0 0f 84 52 fe ff ff 48 8d bb c0 0c 00 00 be ff ff ff ff e8 fa fd 9b 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 97 05 bc 02    	mov    0x2bc0597(%rip),%eax        # 0x2bc059f
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb c0 0c 00 00 	lea    0xcc0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 fa fd 9b 00       	call   0x9bfe1b
  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
[   44.752333][  T379] RSP: 0018:ffffc900008b7000 EFLAGS: 00010246
[   44.752724][  T379] RAX: 0000000000000000 RBX: ffff88800e4bc000 RCX: 0000000000000001
[   44.753185][  T379] RDX: 0000000000000000 RSI: ffffffff96710759 RDI: ffffffff95e58280
[   44.753646][  T379] RBP: ffffc900008b70e8 R08: ffff88800e4bc218 R09: 0000000000000000
[   44.754117][  T379] R10: ffffc900008b7118 R11: ffff88800e4bc000 R12: 1ffff92000116e04
[   44.754585][  T379] R13: 00000000000005c4 R14: ffffc900008b7118 R15: ffff88800e4bc218
[   44.755039][  T379] FS:  00007f627617b800(0000) GS:ffff8880d4319000(0000) knlGS:0000000000000000
[   44.755683][  T379] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   44.756063][  T379] CR2: 0000000000436890 CR3: 000000000f6ab002 CR4: 0000000000772ef0
[   44.756524][  T379] PKRU: 55555554
[   44.756753][  T379] Call Trace:
[   44.756977][  T379]  <TASK>
[ 44.757139][ T379] ? packet_notifier (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/packet/af_packet.c:4283) 
[ 44.757449][ T379] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 44.757756][ T379] ? packet_notifier (net/packet/af_packet.c:4286) 
[ 44.758060][ T379] ? __pfx_vlan_device_event (net/8021q/vlan.c:362) 
[ 44.758381][ T379] ? __pfx_macsec_notify (drivers/net/macsec.c:4489) macsec 
[ 44.758779][ T379] netif_set_mtu (net/core/dev.c:9652) 
[ 44.759090][ T379] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 44.759402][ T379] ? __pfx_register_netdevice (net/core/dev.c:11036) 
[ 44.759715][ T379] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 44.759946][ T379] ip_tunnel_newlink (net/ipv4/ip_tunnel.c:1246) 
[ 44.760272][ T379] ? __pfx_ip_tunnel_newlink (net/ipv4/ip_tunnel.c:1209) 
[ 44.760582][ T379] ipgre_newlink (net/ipv4/ip_gre.c:1415 (discriminator 4)) ip_gre 
[ 44.760886][ T379] ? alloc_netdev_mqs (net/core/dev.c:11834) 
[ 44.761197][ T379] ? __pfx_ipgre_newlink (net/ipv4/ip_gre.c:1401) ip_gre 
[ 44.761575][ T379] ? __pfx_validate_linkmsg (net/core/rtnetlink.c:2660) 
[ 44.761891][ T379] ? rtnl_create_link (net/core/rtnetlink.c:3642) 
[ 44.762212][ T379] rtnl_newlink_create (net/core/rtnetlink.c:3828) 
[ 44.762528][ T379] ? __pfx_rtnl_newlink_create (net/core/rtnetlink.c:3791) 
[ 44.762830][ T379] ? __dev_get_by_name (net/core/dev.c:865) 
[ 44.763141][ T379] ? rtnl_dev_get (net/core/rtnetlink.c:3404) 
[ 44.763445][ T379] ? __pfx_rtnl_dev_get (net/core/rtnetlink.c:3404) 
[ 44.763752][ T379] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 44.764065][ T379] __rtnl_newlink (net/core/rtnetlink.c:3942) 
[ 44.764385][ T379] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 44.764693][ T379] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 44.765008][ T379] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 44.765320][ T379] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 44.765627][ T379] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 44.765930][ T379] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 44.766250][ T379] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 44.766563][ T379] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 44.766870][ T379] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 44.767181][ T379] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 44.767485][ T379] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 44.767805][ T379] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 44.768114][ T379] ? 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) 
[ 44.768419][ T379] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[ 44.768728][ T379] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 44.769029][ T379] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 44.769346][ T379] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 44.769653][ T379] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 44.769956][ T379] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 44.770282][ T379] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 44.770594][ T379] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 44.770897][ T379] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 44.771296][ T379] ___sys_sendmsg (net/socket.c:2670) 
[ 44.771604][ T379] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 44.771905][ T379] ? __pfx_handle_pte_fault (mm/memory.c:6026) 
[ 44.772221][ T379] ? reacquire_held_locks (kernel/locking/lockdep.c:5388) 
[ 44.772522][ T379] ? do_user_addr_fault (arch/x86/mm/fault.c:1327) 
[ 44.772829][ T379] ? __handle_mm_fault (mm/memory.c:6212) 
[ 44.773142][ T379] ? __pfx___handle_mm_fault (mm/memory.c:6121) 
[ 44.773442][ T379] ? lock_vma_under_rcu (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 mm/mmap_lock.c:171) 
[ 44.773763][ T379] __sys_sendmsg (net/socket.c:2700) 
[ 44.774066][ T379] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 44.774389][ T379] ? exc_page_fault (./arch/x86/include/asm/irqflags.h:26 ./arch/x86/include/asm/irqflags.h:109 ./arch/x86/include/asm/irqflags.h:151 arch/x86/mm/fault.c:1484 arch/x86/mm/fault.c:1532) 
[ 44.774704][ T379] ? do_user_addr_fault (./arch/x86/include/asm/atomic.h:93 ./include/linux/atomic/atomic-arch-fallback.h:949 ./include/linux/atomic/atomic-instrumented.h:401 ./include/linux/refcount.h:389 ./include/linux/refcount.h:432 ./include/linux/mmap_lock.h:142 ./include/linux/mmap_lock.h:237 arch/x86/mm/fault.c:1338) 
[ 44.775008][ T379] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 44.775326][ T379] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 44.775629][ T379] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   44.776002][  T379] RIP: 0033:0x7f62763481e7
[ 44.776320][ T379] 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)
[   44.777411][  T379] RSP: 002b:00007ffd1cf90368 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   44.777875][  T379] RAX: ffffffffffffffda RBX: 00007ffd1cf90aa0 RCX: 00007f62763481e7
[   44.778343][  T379] RDX: 0000000000000000 RSI: 00007ffd1cf903d0 RDI: 0000000000000003
[   44.778796][  T379] RBP: 0000000000000002 R08: 00000000000000a8 R09: 0000000000000000
[   44.779259][  T379] R10: 00007f62763d6ac0 R11: 0000000000000246 R12: 00007ffd1cf90ac8
[   44.779712][  T379] R13: 00000000686e5709 R14: 0000000000499600 R15: 00007ffd1cf904bc
| [   45.504020][  T382] ------------[ cut here ]------------
| [ 45.504372][ T382] WARNING: CPU: 3 PID: 382 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) 
| [   45.504973][  T382] Modules linked in: xfrm_interface ip6_gre ip_gre gre macsec ipvlan
| [   45.506052][  T382] Tainted: [W]=WARN
[   45.506286][  T382] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 45.506660][ T382] 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) 
[ 45.506965][ T382] Code: 00 00 8b 05 97 05 bc 02 85 c0 0f 84 52 fe ff ff 48 8d bb c0 0c 00 00 be ff ff ff ff e8 fa fd 9b 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 97 05 bc 02    	mov    0x2bc0597(%rip),%eax        # 0x2bc059f
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb c0 0c 00 00 	lea    0xcc0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 fa fd 9b 00       	call   0x9bfe1b
  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
[   45.508225][  T382] RSP: 0018:ffffc900008b7000 EFLAGS: 00010246
[   45.508603][  T382] RAX: 0000000000000000 RBX: ffff888002229000 RCX: 0000000000000001
[   45.509052][  T382] RDX: 0000000000000000 RSI: ffffffff96710759 RDI: ffffffff95e58280
[   45.509669][  T382] RBP: ffffc900008b70e8 R08: ffff888002229218 R09: 0000000000000000
[   45.510155][  T382] R10: ffffc900008b7118 R11: ffff888002229000 R12: 1ffff92000116e04
[   45.510601][  T382] R13: 00000000000005c8 R14: ffffc900008b7118 R15: ffff888002229218
[   45.511053][  T382] FS:  00007f0541087800(0000) GS:ffff8880d4319000(0000) knlGS:0000000000000000
[   45.511595][  T382] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   45.511986][  T382] CR2: 000000000043c2d0 CR3: 000000000be4e002 CR4: 0000000000772ef0
[   45.512447][  T382] PKRU: 55555554
[   45.512676][  T382] Call Trace:
[   45.512901][  T382]  <TASK>
[ 45.513059][ T382] ? packet_notifier (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/packet/af_packet.c:4283) 
[ 45.513373][ T382] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 45.513675][ T382] ? packet_notifier (net/packet/af_packet.c:4286) 
[ 45.513975][ T382] ? __pfx_vlan_device_event (net/8021q/vlan.c:362) 
[ 45.514286][ T382] ? __pfx_macsec_notify (drivers/net/macsec.c:4489) macsec 
[ 45.514671][ T382] netif_set_mtu (net/core/dev.c:9652) 
[ 45.514969][ T382] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 45.515296][ T382] ? __pfx_register_netdevice (net/core/dev.c:11036) 
[ 45.515602][ T382] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 45.515829][ T382] ip_tunnel_newlink (net/ipv4/ip_tunnel.c:1246) 
[ 45.516136][ T382] ? __pfx_ip_tunnel_newlink (net/ipv4/ip_tunnel.c:1209) 
[ 45.516437][ T382] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 45.516742][ T382] vti_newlink (net/ipv4/ip_vti.c:580 (discriminator 4)) 
[ 45.517041][ T382] ? alloc_netdev_mqs (net/core/dev.c:11834) 
[ 45.517347][ T382] ? __pfx_vti_newlink (net/ipv4/ip_vti.c:580) 
[ 45.517660][ T382] ? __pfx_validate_linkmsg (net/core/rtnetlink.c:2660) 
[ 45.517968][ T382] ? rtnl_create_link (net/core/rtnetlink.c:3642) 
[ 45.518280][ T382] rtnl_newlink_create (net/core/rtnetlink.c:3828) 
[ 45.518581][ T382] ? __pfx_rtnl_newlink_create (net/core/rtnetlink.c:3791) 
[ 45.518878][ T382] ? __dev_get_by_name (net/core/dev.c:865) 
[ 45.519193][ T382] ? rtnl_dev_get (net/core/rtnetlink.c:3404) 
[ 45.519491][ T382] ? __pfx_rtnl_dev_get (net/core/rtnetlink.c:3404) 
[ 45.519800][ T382] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 45.520112][ T382] __rtnl_newlink (net/core/rtnetlink.c:3942) 
[ 45.520426][ T382] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 45.520730][ T382] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 45.521041][ T382] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 45.521346][ T382] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 45.521657][ T382] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 45.521960][ T382] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 45.522273][ T382] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 45.522576][ T382] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 45.522880][ T382] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 45.523195][ T382] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 45.523501][ T382] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 45.523809][ T382] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 45.524111][ T382] ? 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) 
[ 45.524415][ T382] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[ 45.524716][ T382] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 45.525013][ T382] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 45.525327][ T382] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 45.525630][ T382] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 45.525929][ T382] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 45.526244][ T382] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 45.526548][ T382] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 45.526843][ T382] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 45.527239][ T382] ___sys_sendmsg (net/socket.c:2670) 
[ 45.527542][ T382] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 45.527844][ T382] ? __pfx_handle_pte_fault (mm/memory.c:6026) 
[ 45.528150][ T382] ? reacquire_held_locks (kernel/locking/lockdep.c:5388) 
[ 45.528445][ T382] ? do_user_addr_fault (arch/x86/mm/fault.c:1327) 
[ 45.528749][ T382] ? __handle_mm_fault (mm/memory.c:6212) 
[ 45.529046][ T382] ? __pfx___handle_mm_fault (mm/memory.c:6121) 
[ 45.529349][ T382] ? lock_vma_under_rcu (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 mm/mmap_lock.c:171) 
[ 45.529674][ T382] __sys_sendmsg (net/socket.c:2700) 
[ 45.529971][ T382] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 45.530277][ T382] ? exc_page_fault (./arch/x86/include/asm/irqflags.h:26 ./arch/x86/include/asm/irqflags.h:109 ./arch/x86/include/asm/irqflags.h:151 arch/x86/mm/fault.c:1484 arch/x86/mm/fault.c:1532) 
[ 45.530582][ T382] ? do_user_addr_fault (./arch/x86/include/asm/atomic.h:93 ./include/linux/atomic/atomic-arch-fallback.h:949 ./include/linux/atomic/atomic-instrumented.h:401 ./include/linux/refcount.h:389 ./include/linux/refcount.h:432 ./include/linux/mmap_lock.h:142 ./include/linux/mmap_lock.h:237 arch/x86/mm/fault.c:1338) 
[ 45.530885][ T382] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 45.531201][ T382] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 45.531502][ T382] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   45.531871][  T382] RIP: 0033:0x7f05412541e7
[ 45.532182][ T382] 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)
[   45.533273][  T382] RSP: 002b:00007ffdef5b6a48 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   45.533729][  T382] RAX: ffffffffffffffda RBX: 00007ffdef5b7180 RCX: 00007f05412541e7
[   45.534180][  T382] RDX: 0000000000000000 RSI: 00007ffdef5b6ab0 RDI: 0000000000000003
[   45.534625][  T382] RBP: 0000000000000002 R08: 0000000000000060 R09: 0000000000000000
[   45.535094][  T382] R10: 00007f05412e2ac0 R11: 0000000000000246 R12: 00007ffdef5b71a8
[   45.535542][  T382] R13: 00000000686e570a R14: 0000000000499600 R15: 00007ffdef5b6b9c
| [   46.282988][  T385] ------------[ cut here ]------------
| [ 46.283395][ T385] WARNING: CPU: 0 PID: 385 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) 
| [   46.283987][  T385] Modules linked in: xfrm_interface ip6_gre ip_gre gre macsec ipvlan
| [   46.285079][  T385] Tainted: [W]=WARN
[   46.285305][  T385] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 46.285678][ T385] 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) 
[ 46.285985][ T385] Code: 00 00 8b 05 97 05 bc 02 85 c0 0f 84 52 fe ff ff 48 8d bb c0 0c 00 00 be ff ff ff ff e8 fa fd 9b 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 97 05 bc 02    	mov    0x2bc0597(%rip),%eax        # 0x2bc059f
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb c0 0c 00 00 	lea    0xcc0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 fa fd 9b 00       	call   0x9bfe1b
  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
[   46.287067][  T385] RSP: 0018:ffffc90000917000 EFLAGS: 00010246
[   46.287451][  T385] RAX: 0000000000000000 RBX: ffff88800bfec000 RCX: 0000000000000001
[   46.287905][  T385] RDX: 0000000000000000 RSI: ffffffff96710759 RDI: ffffffff95e58280
[   46.288356][  T385] RBP: ffffc900009170e8 R08: ffff88800bfec218 R09: 0000000000000000
[   46.288806][  T385] R10: ffffc90000917118 R11: ffff88800bfec000 R12: 1ffff92000122e04
[   46.289257][  T385] R13: 00000000000005c8 R14: ffffc90000917118 R15: ffff88800bfec218
[   46.289704][  T385] FS:  00007f479ad95800(0000) GS:ffff8880d4199000(0000) knlGS:0000000000000000
[   46.290234][  T385] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   46.290616][  T385] CR2: 0000000000442010 CR3: 0000000010cb0003 CR4: 0000000000772ef0
[   46.291065][  T385] PKRU: 55555554
[   46.291295][  T385] Call Trace:
[   46.291516][  T385]  <TASK>
[ 46.291669][ T385] ? packet_notifier (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/packet/af_packet.c:4283) 
[ 46.291971][ T385] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 46.292273][ T385] ? packet_notifier (net/packet/af_packet.c:4286) 
[ 46.292571][ T385] ? __pfx_vlan_device_event (net/8021q/vlan.c:362) 
[ 46.292874][ T385] ? __pfx_macsec_notify (drivers/net/macsec.c:4489) macsec 
[ 46.293265][ T385] netif_set_mtu (net/core/dev.c:9652) 
[ 46.293562][ T385] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 46.293868][ T385] ? __pfx_register_netdevice (net/core/dev.c:11036) 
[ 46.294180][ T385] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 46.294408][ T385] ip_tunnel_newlink (net/ipv4/ip_tunnel.c:1246) 
[ 46.294707][ T385] ? __pfx_ip_tunnel_newlink (net/ipv4/ip_tunnel.c:1209) 
[ 46.295008][ T385] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 46.295321][ T385] ipip_newlink (net/ipv4/ipip.c:442) 
[ 46.295619][ T385] ? __pfx_ipip_newlink (net/ipv4/ipip.c:442) 
[ 46.295913][ T385] ? __pfx_validate_linkmsg (net/core/rtnetlink.c:2660) 
[ 46.296227][ T385] ? rtnl_create_link (net/core/rtnetlink.c:3642) 
[ 46.296527][ T385] rtnl_newlink_create (net/core/rtnetlink.c:3828) 
[ 46.296829][ T385] ? __pfx_rtnl_newlink_create (net/core/rtnetlink.c:3791) 
[ 46.297137][ T385] ? __dev_get_by_name (net/core/dev.c:865) 
[ 46.297438][ T385] ? rtnl_dev_get (net/core/rtnetlink.c:3404) 
[ 46.297743][ T385] ? __pfx_rtnl_dev_get (net/core/rtnetlink.c:3404) 
[ 46.298051][ T385] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 46.298364][ T385] __rtnl_newlink (net/core/rtnetlink.c:3942) 
[ 46.298672][ T385] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 46.298974][ T385] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 46.299307][ T385] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 46.299605][ T385] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 46.299904][ T385] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 46.300210][ T385] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 46.300509][ T385] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 46.300811][ T385] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 46.301119][ T385] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 46.301418][ T385] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 46.301720][ T385] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 46.302034][ T385] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 46.302336][ T385] ? 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) 
[ 46.302636][ T385] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[ 46.302936][ T385] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 46.303239][ T385] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 46.303547][ T385] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 46.303851][ T385] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 46.304156][ T385] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 46.304462][ T385] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 46.304763][ T385] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 46.305061][ T385] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 46.305452][ T385] ___sys_sendmsg (net/socket.c:2670) 
[ 46.305754][ T385] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 46.306059][ T385] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 46.306366][ T385] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 46.306661][ T385] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 46.306962][ T385] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 46.307275][ T385] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 46.307578][ T385] __sys_sendmsg (net/socket.c:2700) 
[ 46.307882][ T385] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 46.308201][ T385] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 46.308505][ T385] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 46.308806][ T385] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   46.309179][  T385] RIP: 0033:0x7f479af621e7
[ 46.309488][ T385] 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)
[   46.310556][  T385] RSP: 002b:00007ffcd9d2a508 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   46.311005][  T385] RAX: ffffffffffffffda RBX: 00007ffcd9d2ac40 RCX: 00007f479af621e7
[   46.311457][  T385] RDX: 0000000000000000 RSI: 00007ffcd9d2a570 RDI: 0000000000000003
[   46.311903][  T385] RBP: 0000000000000002 R08: 0000000000000098 R09: 0000000000000000
[   46.312359][  T385] R10: 00007f479aff0ac0 R11: 0000000000000246 R12: 00007ffcd9d2ac68
[   46.312804][  T385] R13: 00000000686e570a R14: 0000000000499600 R15: 00007ffcd9d2a65c
| [   54.387619][  T418] ------------[ cut here ]------------
| [ 54.387967][ T418] WARNING: CPU: 3 PID: 418 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) 
| [   54.389419][  T418] Modules linked in: xfrm_interface ip6_gre ip_gre gre macsec ipvlan
| [   54.390518][  T418] Tainted: [W]=WARN
[   54.390752][  T418] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 54.391159][ T418] 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) 
[ 54.391482][ T418] Code: 00 00 8b 05 97 05 bc 02 85 c0 0f 84 52 fe ff ff 48 8d bb c0 0c 00 00 be ff ff ff ff e8 fa fd 9b 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 97 05 bc 02    	mov    0x2bc0597(%rip),%eax        # 0x2bc059f
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb c0 0c 00 00 	lea    0xcc0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 fa fd 9b 00       	call   0x9bfe1b
  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
[   54.392576][  T418] RSP: 0018:ffffc900009c7000 EFLAGS: 00010246
[   54.392966][  T418] RAX: 0000000000000000 RBX: ffff8880093e1000 RCX: 0000000000000001
[   54.393431][  T418] RDX: 0000000000000000 RSI: ffffffff96710759 RDI: ffffffff95e58280
[   54.393889][  T418] RBP: ffffc900009c70e8 R08: ffff8880093e1218 R09: 0000000000000000
[   54.394353][  T418] R10: ffffc900009c7118 R11: ffff8880093e1000 R12: 1ffff92000138e04
[   54.394810][  T418] R13: 00000000000005c4 R14: ffffc900009c7118 R15: ffff8880093e1218
[   54.395284][  T418] FS:  00007fde1f0e0800(0000) GS:ffff8880d4319000(0000) knlGS:0000000000000000
[   54.395823][  T418] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   54.396213][  T418] CR2: 00007fde1f1e0130 CR3: 000000000c2b9003 CR4: 0000000000772ef0
[   54.396671][  T418] PKRU: 55555554
[   54.396903][  T418] Call Trace:
[   54.397139][  T418]  <TASK>
[ 54.397295][ T418] ? packet_notifier (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/packet/af_packet.c:4283) 
[ 54.397601][ T418] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 54.397909][ T418] ? packet_notifier (net/packet/af_packet.c:4286) 
[ 54.398221][ T418] ? __pfx_vlan_device_event (net/8021q/vlan.c:362) 
[ 54.398525][ T418] ? __pfx_macsec_notify (drivers/net/macsec.c:4489) macsec 
[ 54.398916][ T418] netif_set_mtu (net/core/dev.c:9652) 
[ 54.399241][ T418] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 54.399556][ T418] ? __pfx_register_netdevice (net/core/dev.c:11036) 
[ 54.399863][ T418] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 54.400104][ T418] ip_tunnel_newlink (net/ipv4/ip_tunnel.c:1246) 
[ 54.400411][ T418] ? __pfx_ip_tunnel_newlink (net/ipv4/ip_tunnel.c:1209) 
[ 54.400721][ T418] ipgre_newlink (net/ipv4/ip_gre.c:1415 (discriminator 4)) ip_gre 
[ 54.401024][ T418] ? alloc_netdev_mqs (net/core/dev.c:11834) 
[ 54.401339][ T418] ? __pfx_ipgre_newlink (net/ipv4/ip_gre.c:1401) ip_gre 
[ 54.401718][ T418] ? __pfx_validate_linkmsg (net/core/rtnetlink.c:2660) 
[ 54.402029][ T418] ? rtnl_create_link (net/core/rtnetlink.c:3642) 
[ 54.402343][ T418] rtnl_newlink_create (net/core/rtnetlink.c:3828) 
[ 54.402650][ T418] ? __pfx_rtnl_newlink_create (net/core/rtnetlink.c:3791) 
[ 54.402950][ T418] ? __dev_get_by_name (net/core/dev.c:865) 
[ 54.403270][ T418] ? rtnl_dev_get (net/core/rtnetlink.c:3404) 
[ 54.403582][ T418] ? __pfx_rtnl_dev_get (net/core/rtnetlink.c:3404) 
[ 54.403891][ T418] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 54.404225][ T418] __rtnl_newlink (net/core/rtnetlink.c:3942) 
[ 54.404541][ T418] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 54.404848][ T418] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 54.405171][ T418] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 54.405472][ T418] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 54.405778][ T418] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 54.406096][ T418] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 54.406403][ T418] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 54.406710][ T418] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 54.407019][ T418] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 54.407341][ T418] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 54.407662][ T418] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 54.407980][ T418] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 54.408293][ T418] ? 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) 
[ 54.408600][ T418] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[ 54.408905][ T418] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 54.409213][ T418] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 54.409522][ T418] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 54.409828][ T418] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 54.410140][ T418] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 54.410457][ T418] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 54.410763][ T418] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 54.411063][ T418] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 54.411465][ T418] ___sys_sendmsg (net/socket.c:2670) 
[ 54.411773][ T418] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 54.412083][ T418] ? __pfx_handle_pte_fault (mm/memory.c:6026) 
[ 54.412387][ T418] ? reacquire_held_locks (kernel/locking/lockdep.c:5388) 
[ 54.412692][ T418] ? do_user_addr_fault (arch/x86/mm/fault.c:1327) 
[ 54.413002][ T418] ? __handle_mm_fault (mm/memory.c:6212) 
[ 54.413311][ T418] ? __pfx___handle_mm_fault (mm/memory.c:6121) 
[ 54.413610][ T418] ? lock_vma_under_rcu (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 mm/mmap_lock.c:171) 
[ 54.413934][ T418] __sys_sendmsg (net/socket.c:2700) 
[ 54.414242][ T418] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 54.414547][ T418] ? exc_page_fault (./arch/x86/include/asm/irqflags.h:26 ./arch/x86/include/asm/irqflags.h:109 ./arch/x86/include/asm/irqflags.h:151 arch/x86/mm/fault.c:1484 arch/x86/mm/fault.c:1532) 
[ 54.414860][ T418] ? do_user_addr_fault (./arch/x86/include/asm/atomic.h:93 ./include/linux/atomic/atomic-arch-fallback.h:949 ./include/linux/atomic/atomic-instrumented.h:401 ./include/linux/refcount.h:389 ./include/linux/refcount.h:432 ./include/linux/mmap_lock.h:142 ./include/linux/mmap_lock.h:237 arch/x86/mm/fault.c:1338) 
[ 54.415181][ T418] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 54.415488][ T418] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 54.415794][ T418] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   54.416177][  T418] RIP: 0033:0x7fde1f2ad1e7
[ 54.416491][ T418] 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)
[   54.417581][  T418] RSP: 002b:00007ffdcabec078 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   54.418065][  T418] RAX: ffffffffffffffda RBX: 00007ffdcabec7b0 RCX: 00007fde1f2ad1e7
[   54.418525][  T418] RDX: 0000000000000000 RSI: 00007ffdcabec0e0 RDI: 0000000000000003
[   54.418984][  T418] RBP: 0000000000000002 R08: 00000000000000b0 R09: 0000000000000000
[   54.419452][  T418] R10: 00007fde1f33bac0 R11: 0000000000000246 R12: 00007ffdcabec7e8
[   54.419913][  T418] R13: 00000000686e5711 R14: 0000000000499600 R15: 00007ffdcabec1d4
| [   55.178276][  T421] ------------[ cut here ]------------
| [ 55.178620][ T421] WARNING: CPU: 3 PID: 421 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) 
| [   55.179221][  T421] Modules linked in: xfrm_interface ip6_gre ip_gre gre macsec ipvlan
| [   55.180611][  T421] Tainted: [W]=WARN
[   55.180841][  T421] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 55.181221][ T421] 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) 
[ 55.181528][ T421] Code: 00 00 8b 05 97 05 bc 02 85 c0 0f 84 52 fe ff ff 48 8d bb c0 0c 00 00 be ff ff ff ff e8 fa fd 9b 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 97 05 bc 02    	mov    0x2bc0597(%rip),%eax        # 0x2bc059f
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb c0 0c 00 00 	lea    0xcc0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 fa fd 9b 00       	call   0x9bfe1b
  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
[   55.182602][  T421] RSP: 0018:ffffc90000a57000 EFLAGS: 00010246
[   55.182979][  T421] RAX: 0000000000000000 RBX: ffff888002229000 RCX: 0000000000000001
[   55.183437][  T421] RDX: 0000000000000000 RSI: ffffffff96710759 RDI: ffffffff95e58280
[   55.183882][  T421] RBP: ffffc90000a570e8 R08: ffff888002229218 R09: 0000000000000000
[   55.184342][  T421] R10: ffffc90000a57118 R11: ffff888002229000 R12: 1ffff9200014ae04
[   55.184786][  T421] R13: 00000000000005c8 R14: ffffc90000a57118 R15: ffff888002229218
[   55.185240][  T421] FS:  00007eff6f998800(0000) GS:ffff8880d4319000(0000) knlGS:0000000000000000
[   55.185759][  T421] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   55.186147][  T421] CR2: 000000000043c2d0 CR3: 000000000c2c8002 CR4: 0000000000772ef0
[   55.186595][  T421] PKRU: 55555554
[   55.186819][  T421] Call Trace:
[   55.187042][  T421]  <TASK>
[ 55.187201][ T421] ? packet_notifier (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/packet/af_packet.c:4283) 
[ 55.187503][ T421] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 55.187808][ T421] ? packet_notifier (net/packet/af_packet.c:4286) 
[ 55.188124][ T421] ? __pfx_vlan_device_event (net/8021q/vlan.c:362) 
[ 55.188429][ T421] ? __pfx_macsec_notify (drivers/net/macsec.c:4489) macsec 
[ 55.188811][ T421] netif_set_mtu (net/core/dev.c:9652) 
[ 55.189121][ T421] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 55.189427][ T421] ? __pfx_register_netdevice (net/core/dev.c:11036) 
[ 55.189729][ T421] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 55.189956][ T421] ip_tunnel_newlink (net/ipv4/ip_tunnel.c:1246) 
[ 55.190264][ T421] ? __pfx_ip_tunnel_newlink (net/ipv4/ip_tunnel.c:1209) 
[ 55.190570][ T421] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 55.190873][ T421] vti_newlink (net/ipv4/ip_vti.c:580 (discriminator 4)) 
[ 55.191178][ T421] ? alloc_netdev_mqs (net/core/dev.c:11834) 
[ 55.191477][ T421] ? __pfx_vti_newlink (net/ipv4/ip_vti.c:580) 
[ 55.191771][ T421] ? __pfx_validate_linkmsg (net/core/rtnetlink.c:2660) 
[ 55.192086][ T421] ? rtnl_create_link (net/core/rtnetlink.c:3642) 
[ 55.192389][ T421] rtnl_newlink_create (net/core/rtnetlink.c:3828) 
[ 55.192692][ T421] ? __pfx_rtnl_newlink_create (net/core/rtnetlink.c:3791) 
[ 55.192987][ T421] ? __dev_get_by_name (net/core/dev.c:865) 
[ 55.193296][ T421] ? rtnl_dev_get (net/core/rtnetlink.c:3404) 
[ 55.193591][ T421] ? __pfx_rtnl_dev_get (net/core/rtnetlink.c:3404) 
[ 55.193894][ T421] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 55.194207][ T421] __rtnl_newlink (net/core/rtnetlink.c:3942) 
[ 55.194514][ T421] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 55.194816][ T421] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 55.195140][ T421] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 55.195437][ T421] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 55.195738][ T421] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 55.196033][ T421] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 55.196358][ T421] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 55.196660][ T421] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 55.196965][ T421] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 55.197270][ T421] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 55.197573][ T421] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 55.197890][ T421] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 55.198193][ T421] ? 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) 
[ 55.198494][ T421] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[ 55.198793][ T421] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 55.199098][ T421] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 55.199404][ T421] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 55.199709][ T421] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 55.200006][ T421] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 55.200318][ T421] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 55.200617][ T421] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 55.200911][ T421] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 55.201302][ T421] ___sys_sendmsg (net/socket.c:2670) 
[ 55.201602][ T421] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 55.201903][ T421] ? __pfx_handle_pte_fault (mm/memory.c:6026) 
[ 55.202209][ T421] ? reacquire_held_locks (kernel/locking/lockdep.c:5388) 
[ 55.202507][ T421] ? do_user_addr_fault (arch/x86/mm/fault.c:1327) 
[ 55.202808][ T421] ? __handle_mm_fault (mm/memory.c:6212) 
[ 55.203111][ T421] ? __pfx___handle_mm_fault (mm/memory.c:6121) 
[ 55.203405][ T421] ? lock_vma_under_rcu (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 mm/mmap_lock.c:171) 
[ 55.203726][ T421] __sys_sendmsg (net/socket.c:2700) 
[ 55.204022][ T421] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 55.204326][ T421] ? exc_page_fault (./arch/x86/include/asm/irqflags.h:26 ./arch/x86/include/asm/irqflags.h:109 ./arch/x86/include/asm/irqflags.h:151 arch/x86/mm/fault.c:1484 arch/x86/mm/fault.c:1532) 
[ 55.204632][ T421] ? do_user_addr_fault (./arch/x86/include/asm/atomic.h:93 ./include/linux/atomic/atomic-arch-fallback.h:949 ./include/linux/atomic/atomic-instrumented.h:401 ./include/linux/refcount.h:389 ./include/linux/refcount.h:432 ./include/linux/mmap_lock.h:142 ./include/linux/mmap_lock.h:237 arch/x86/mm/fault.c:1338) 
[ 55.204931][ T421] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 55.205239][ T421] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 55.205539][ T421] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   55.205909][  T421] RIP: 0033:0x7eff6fb651e7
[ 55.206223][ T421] 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)
[   55.207296][  T421] RSP: 002b:00007ffc392bdaf8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   55.207750][  T421] RAX: ffffffffffffffda RBX: 00007ffc392be230 RCX: 00007eff6fb651e7
[   55.208207][  T421] RDX: 0000000000000000 RSI: 00007ffc392bdb60 RDI: 0000000000000003
[   55.208659][  T421] RBP: 0000000000000002 R08: 0000000000000068 R09: 0000000000000000
[   55.209110][  T421] R10: 00007eff6fbf3ac0 R11: 0000000000000246 R12: 00007ffc392be268
[   55.209562][  T421] R13: 00000000686e5712 R14: 0000000000499600 R15: 00007ffc392bdc54
| [   55.943354][  T424] ------------[ cut here ]------------
| [ 55.943762][ T424] WARNING: CPU: 1 PID: 424 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) 
| [   55.944371][  T424] Modules linked in: xfrm_interface ip6_gre ip_gre gre macsec ipvlan
| [   55.945463][  T424] Tainted: [W]=WARN
[   55.945699][  T424] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 55.946084][ T424] 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) 
[ 55.946397][ T424] Code: 00 00 8b 05 97 05 bc 02 85 c0 0f 84 52 fe ff ff 48 8d bb c0 0c 00 00 be ff ff ff ff e8 fa fd 9b 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 97 05 bc 02    	mov    0x2bc0597(%rip),%eax        # 0x2bc059f
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb c0 0c 00 00 	lea    0xcc0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 fa fd 9b 00       	call   0x9bfe1b
  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
[   55.947474][  T424] RSP: 0018:ffffc90000ac7000 EFLAGS: 00010246
[   55.947861][  T424] RAX: 0000000000000000 RBX: ffff88800b589000 RCX: 0000000000000001
[   55.948313][  T424] RDX: 0000000000000000 RSI: ffffffff96710759 RDI: ffffffff95e58280
[   55.948763][  T424] RBP: ffffc90000ac70e8 R08: ffff88800b589218 R09: 0000000000000000
[   55.949222][  T424] R10: ffffc90000ac7118 R11: ffff88800b589000 R12: 1ffff92000158e04
[   55.949675][  T424] R13: 00000000000005c8 R14: ffffc90000ac7118 R15: ffff88800b589218
[   55.950126][  T424] FS:  00007fad80699800(0000) GS:ffff8880d4219000(0000) knlGS:0000000000000000
[   55.950652][  T424] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   55.951026][  T424] CR2: 0000000000442010 CR3: 0000000010f76005 CR4: 0000000000772ef0
[   55.951482][  T424] PKRU: 55555554
[   55.951706][  T424] Call Trace:
[   55.951930][  T424]  <TASK>
[ 55.952092][ T424] ? packet_notifier (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/packet/af_packet.c:4283) 
[ 55.952396][ T424] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 55.952696][ T424] ? packet_notifier (net/packet/af_packet.c:4286) 
[ 55.952995][ T424] ? __pfx_vlan_device_event (net/8021q/vlan.c:362) 
[ 55.953310][ T424] ? __pfx_macsec_notify (drivers/net/macsec.c:4489) macsec 
[ 55.953698][ T424] netif_set_mtu (net/core/dev.c:9652) 
[ 55.953994][ T424] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 55.954307][ T424] ? __pfx_register_netdevice (net/core/dev.c:11036) 
[ 55.954609][ T424] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 55.954839][ T424] ip_tunnel_newlink (net/ipv4/ip_tunnel.c:1246) 
[ 55.955145][ T424] ? __pfx_ip_tunnel_newlink (net/ipv4/ip_tunnel.c:1209) 
[ 55.955443][ T424] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 55.955746][ T424] ipip_newlink (net/ipv4/ipip.c:442) 
[ 55.956044][ T424] ? __pfx_ipip_newlink (net/ipv4/ipip.c:442) 
[ 55.956362][ T424] ? __pfx_validate_linkmsg (net/core/rtnetlink.c:2660) 
[ 55.956670][ T424] ? rtnl_create_link (net/core/rtnetlink.c:3642) 
[ 55.956969][ T424] rtnl_newlink_create (net/core/rtnetlink.c:3828) 
[ 55.957292][ T424] ? __pfx_rtnl_newlink_create (net/core/rtnetlink.c:3791) 
[ 55.957591][ T424] ? __dev_get_by_name (net/core/dev.c:865) 
[ 55.957893][ T424] ? rtnl_dev_get (net/core/rtnetlink.c:3404) 
[ 55.958198][ T424] ? __pfx_rtnl_dev_get (net/core/rtnetlink.c:3404) 
[ 55.958502][ T424] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 55.958804][ T424] __rtnl_newlink (net/core/rtnetlink.c:3942) 
[ 55.959120][ T424] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 55.959424][ T424] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 55.959738][ T424] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 55.960033][ T424] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 55.960343][ T424] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 55.960641][ T424] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 55.960940][ T424] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 55.961258][ T424] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 55.961567][ T424] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 55.961870][ T424] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 55.962177][ T424] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 55.962488][ T424] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 55.962785][ T424] ? 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) 
[ 55.963094][ T424] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[ 55.963394][ T424] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 55.963690][ T424] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 55.963998][ T424] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 55.964306][ T424] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 55.964606][ T424] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 55.964912][ T424] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 55.965228][ T424] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 55.965525][ T424] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 55.965908][ T424] ___sys_sendmsg (net/socket.c:2670) 
[ 55.966221][ T424] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 55.966522][ T424] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 55.966823][ T424] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 55.967130][ T424] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 55.967434][ T424] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 55.967756][ T424] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 55.968059][ T424] __sys_sendmsg (net/socket.c:2700) 
[ 55.968362][ T424] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 55.968676][ T424] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 55.968973][ T424] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 55.969288][ T424] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   55.969661][  T424] RIP: 0033:0x7fad808661e7
[ 55.969968][ T424] 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)
[   55.971036][  T424] RSP: 002b:00007ffe110772f8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   55.971494][  T424] RAX: ffffffffffffffda RBX: 00007ffe11077a30 RCX: 00007fad808661e7
[   55.971938][  T424] RDX: 0000000000000000 RSI: 00007ffe11077360 RDI: 0000000000000003
[   55.972391][  T424] RBP: 0000000000000002 R08: 00000000000000a0 R09: 0000000000000000
[   55.972840][  T424] R10: 00007fad808f4ac0 R11: 0000000000000246 R12: 00007ffe11077a68


Finger prints:
netif_set_mtu_ext:netif_set_mtu:dev_set_mtu:ip_tunnel_newlink:ipgre_newlink
netif_set_mtu_ext:netif_set_mtu:dev_set_mtu:ip_tunnel_newlink:vti_newlink
netif_set_mtu_ext:netif_set_mtu:dev_set_mtu:ip_tunnel_newlink:ipip_newlink