======================================
| [  212.093903][ T2426] ip_gre: GRE over IPv4 tunneling driver
| [  212.264436][ T2425] ------------[ cut here ]------------
| [ 212.264967][ T2425] WARNING: CPU: 2 PID: 2425 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) 
| [  212.265620][ T2425] Modules linked in: ip_gre gre macsec ipvlan
[  212.266699][ T2425] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 212.267123][ T2425] 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) 
[ 212.267471][ T2425] Code: 00 00 8b 05 77 04 bc 02 85 c0 0f 84 52 fe ff ff 48 8d bb c0 0c 00 00 be ff ff ff ff e8 da fc 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 77 04 bc 02    	mov    0x2bc0477(%rip),%eax        # 0x2bc047f
   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 da fc 9b 00       	call   0x9bfcfb
  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
[  212.268634][ T2425] RSP: 0018:ffffc90005807000 EFLAGS: 00010246
[  212.269061][ T2425] RAX: 0000000000000000 RBX: ffff888008899000 RCX: 0000000000000001
[  212.269583][ T2425] RDX: 0000000000000000 RSI: ffffffff8fb10751 RDI: ffffffff8f258280
[  212.270091][ T2425] RBP: ffffc900058070e8 R08: ffff888008899218 R09: 0000000000000000
[  212.270577][ T2425] R10: ffffc90005807118 R11: ffff888008899000 R12: 1ffff92000b00e04
[  212.271252][ T2425] R13: 00000000000005c4 R14: ffffc90005807118 R15: ffff888008899218
[  212.271931][ T2425] FS:  00007f366f523800(0000) GS:ffff8880d3699000(0000) knlGS:0000000000000000
[  212.272565][ T2425] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  212.272997][ T2425] CR2: 00007fef5004a008 CR3: 0000000010e64006 CR4: 0000000000772ef0
[  212.273486][ T2425] PKRU: 55555554
[  212.273737][ T2425] Call Trace:
[  212.274000][ T2425]  <TASK>
[ 212.274181][ T2425] ? packet_notifier (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/packet/af_packet.c:4283) 
[ 212.274519][ T2425] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 212.275122][ T2425] ? packet_notifier (net/packet/af_packet.c:4286) 
[ 212.275458][ T2425] ? __pfx_vlan_device_event (net/8021q/vlan.c:362) 
[ 212.275807][ T2425] ? __pfx_macsec_notify (drivers/net/macsec.c:4489) macsec 
[ 212.276227][ T2425] netif_set_mtu (net/core/dev.c:9652) 
[ 212.276555][ T2425] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 212.276904][ T2425] ? __pfx_register_netdevice (net/core/dev.c:11036) 
[ 212.277229][ T2425] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 212.277474][ T2425] ip_tunnel_newlink (net/ipv4/ip_tunnel.c:1246) 
[ 212.277813][ T2425] ? __pfx_ip_tunnel_newlink (net/ipv4/ip_tunnel.c:1209) 
[ 212.278140][ T2425] ipgre_newlink (net/ipv4/ip_gre.c:1415 (discriminator 4)) ip_gre 
[ 212.278463][ T2425] ? __pfx_ipgre_newlink (net/ipv4/ip_gre.c:1401) ip_gre 
[ 212.278866][ T2425] ? __pfx_validate_linkmsg (net/core/rtnetlink.c:2660) 
[ 212.279207][ T2425] ? rtnl_create_link (net/core/rtnetlink.c:3642) 
[ 212.279534][ T2425] rtnl_newlink_create (net/core/rtnetlink.c:3825) 
[ 212.279877][ T2425] ? __pfx_rtnl_newlink_create (net/core/rtnetlink.c:3791) 
[ 212.280200][ T2425] ? __dev_get_by_name (net/core/dev.c:865) 
[ 212.280530][ T2425] ? rtnl_dev_get (net/core/rtnetlink.c:3404) 
[ 212.280864][ T2425] ? __pfx_rtnl_dev_get (net/core/rtnetlink.c:3404) 
[ 212.281199][ T2425] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 212.281531][ T2425] ? reacquire_held_locks (kernel/locking/lockdep.c:5388) 
[ 212.281877][ T2425] __rtnl_newlink (net/core/rtnetlink.c:3942) 
[ 212.282213][ T2425] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 212.282545][ T2425] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 212.282886][ T2425] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 212.283212][ T2425] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 212.283542][ T2425] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 212.283879][ T2425] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 212.284211][ T2425] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 212.284542][ T2425] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 212.284882][ T2425] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 212.285209][ T2425] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 212.285538][ T2425] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 212.285902][ T2425] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 212.286236][ T2425] ? 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) 
[ 212.286570][ T2425] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[ 212.286906][ T2425] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 212.287237][ T2425] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 212.287566][ T2425] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 212.287913][ T2425] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 212.288243][ T2425] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 212.288581][ T2425] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 212.288920][ T2425] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 212.289248][ T2425] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 212.289665][ T2425] ___sys_sendmsg (net/socket.c:2670) 
[ 212.290005][ T2425] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 212.290335][ T2425] ? __pfx_handle_pte_fault (mm/memory.c:6026) 
[ 212.290665][ T2425] ? reacquire_held_locks (kernel/locking/lockdep.c:5388) 
[ 212.291008][ T2425] ? do_user_addr_fault (arch/x86/mm/fault.c:1327) 
[ 212.291344][ T2425] ? __handle_mm_fault (mm/memory.c:6212) 
[ 212.291674][ T2425] ? __pfx___handle_mm_fault (mm/memory.c:6121) 
[ 212.292005][ T2425] ? lock_vma_under_rcu (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 mm/mmap_lock.c:171) 
[ 212.292358][ T2425] __sys_sendmsg (net/socket.c:2700) 
[ 212.292680][ T2425] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 212.293018][ T2425] ? 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) 
[ 212.293347][ T2425] ? 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) 
[ 212.293689][ T2425] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 212.294029][ T2425] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 212.294358][ T2425] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[  212.294766][ T2425] RIP: 0033:0x7f366f6f01e7
[ 212.295109][ T2425] Code: Unable to access opcode bytes at 0x7f366f6f01bd.

Code starting with the faulting instruction
===========================================
[  212.295534][ T2425] RSP: 002b:00007ffc92498da8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[  212.296042][ T2425] RAX: ffffffffffffffda RBX: 00007ffc924994e0 RCX: 00007f366f6f01e7
[  212.296533][ T2425] RDX: 0000000000000000 RSI: 00007ffc92498e10 RDI: 0000000000000003
[  212.297030][ T2425] RBP: 0000000000000002 R08: 00000000000000a0 R09: 0000000000000000
[  212.297520][ T2425] R10: 00007f366f5e86f8 R11: 0000000000000246 R12: 00007ffc924994f8
[  212.298014][ T2425] R13: 00000000686e741a R14: 0000000000499600 R15: 00007ffc92498ef4
| [  213.157691][ T2436] ------------[ cut here ]------------
| [ 213.158175][ T2436] WARNING: CPU: 2 PID: 2436 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) 
| [  213.158805][ T2436] Modules linked in: ip_gre gre macsec ipvlan
| [  213.159862][ T2436] Tainted: [W]=WARN
[  213.160107][ T2436] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 213.160492][ T2436] 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) 
[ 213.160824][ T2436] Code: 00 00 8b 05 77 04 bc 02 85 c0 0f 84 52 fe ff ff 48 8d bb c0 0c 00 00 be ff ff ff ff e8 da fc 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 77 04 bc 02    	mov    0x2bc0477(%rip),%eax        # 0x2bc047f
   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 da fc 9b 00       	call   0x9bfcfb
  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
[  213.161920][ T2436] RSP: 0018:ffffc90000547000 EFLAGS: 00010246
[  213.162314][ T2436] RAX: 0000000000000000 RBX: ffff8880076c1000 RCX: 0000000000000001
[  213.162782][ T2436] RDX: 0000000000000000 RSI: ffffffff8fb10751 RDI: ffffffff8f258280
[  213.163243][ T2436] RBP: ffffc900005470e8 R08: ffff8880076c1218 R09: 0000000000000000
[  213.163701][ T2436] R10: ffffc90000547118 R11: ffff8880076c1000 R12: 1ffff920000a8e04
[  213.164173][ T2436] R13: 00000000000005c8 R14: ffffc90000547118 R15: ffff8880076c1218
[  213.164631][ T2436] FS:  00007fdcae582800(0000) GS:ffff8880d3699000(0000) knlGS:0000000000000000
[  213.165179][ T2436] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  213.165567][ T2436] CR2: 000000000043c2d0 CR3: 000000000ba14004 CR4: 0000000000772ef0
[  213.166054][ T2436] PKRU: 55555554
[  213.166291][ T2436] Call Trace:
[  213.166529][ T2436]  <TASK>
[ 213.166695][ T2436] ? packet_notifier (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/packet/af_packet.c:4283) 
[ 213.167023][ T2436] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 213.167339][ T2436] ? packet_notifier (net/packet/af_packet.c:4286) 
[ 213.167650][ T2436] ? __pfx_vlan_device_event (net/8021q/vlan.c:362) 
[ 213.167993][ T2436] ? __pfx_macsec_notify (drivers/net/macsec.c:4489) macsec 
[ 213.168397][ T2436] netif_set_mtu (net/core/dev.c:9652) 
[ 213.168708][ T2436] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 213.169048][ T2436] ? __pfx_register_netdevice (net/core/dev.c:11036) 
[ 213.169366][ T2436] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 213.169606][ T2436] ip_tunnel_newlink (net/ipv4/ip_tunnel.c:1246) 
[ 213.169932][ T2436] ? __pfx_ip_tunnel_newlink (net/ipv4/ip_tunnel.c:1209) 
[ 213.170248][ T2436] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 213.170575][ T2436] vti_newlink (net/ipv4/ip_vti.c:580 (discriminator 4)) 
[ 213.170900][ T2436] ? alloc_netdev_mqs (net/core/dev.c:11834) 
[ 213.171214][ T2436] ? __pfx_vti_newlink (net/ipv4/ip_vti.c:580) 
[ 213.171524][ T2436] ? __pfx_validate_linkmsg (net/core/rtnetlink.c:2660) 
[ 213.171859][ T2436] ? rtnl_create_link (net/core/rtnetlink.c:3642) 
[ 213.172172][ T2436] rtnl_newlink_create (net/core/rtnetlink.c:3825) 
[ 213.172489][ T2436] ? __pfx_rtnl_newlink_create (net/core/rtnetlink.c:3791) 
[ 213.172818][ T2436] ? __dev_get_by_name (net/core/dev.c:865) 
[ 213.173134][ T2436] ? rtnl_dev_get (net/core/rtnetlink.c:3404) 
[ 213.173447][ T2436] ? __pfx_rtnl_dev_get (net/core/rtnetlink.c:3404) 
[ 213.173780][ T2436] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 213.174094][ T2436] ? reacquire_held_locks (kernel/locking/lockdep.c:5388) 
[ 213.174413][ T2436] __rtnl_newlink (net/core/rtnetlink.c:3942) 
[ 213.174736][ T2436] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 213.175069][ T2436] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 213.175401][ T2436] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 213.175710][ T2436] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 213.176050][ T2436] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 213.176364][ T2436] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 213.176681][ T2436] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 213.177012][ T2436] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 213.177330][ T2436] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 213.177641][ T2436] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 213.177971][ T2436] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 213.178294][ T2436] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 213.178617][ T2436] ? 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) 
[ 213.178965][ T2436] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[ 213.179285][ T2436] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 213.179596][ T2436] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 213.179927][ T2436] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 213.180251][ T2436] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 213.180564][ T2436] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 213.180897][ T2436] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 213.181213][ T2436] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 213.181519][ T2436] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 213.181926][ T2436] ___sys_sendmsg (net/socket.c:2670) 
[ 213.182238][ T2436] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 213.182558][ T2436] ? __pfx_handle_pte_fault (mm/memory.c:6026) 
[ 213.182882][ T2436] ? reacquire_held_locks (kernel/locking/lockdep.c:5388) 
[ 213.183193][ T2436] ? do_user_addr_fault (arch/x86/mm/fault.c:1327) 
[ 213.183506][ T2436] ? __handle_mm_fault (mm/memory.c:6212) 
[ 213.183828][ T2436] ? __pfx___handle_mm_fault (mm/memory.c:6121) 
[ 213.184137][ T2436] ? lock_vma_under_rcu (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 mm/mmap_lock.c:171) 
[ 213.184473][ T2436] __sys_sendmsg (net/socket.c:2700) 
[ 213.184795][ T2436] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 213.185105][ T2436] ? 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) 
[ 213.185425][ T2436] ? 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) 
[ 213.185738][ T2436] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 213.186078][ T2436] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 213.186389][ T2436] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[  213.186790][ T2436] RIP: 0033:0x7fdcae74f1e7
[ 213.187114][ T2436] 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)
[  213.188217][ T2436] RSP: 002b:00007ffef8846858 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[  213.188685][ T2436] RAX: ffffffffffffffda RBX: 00007ffef8846f90 RCX: 00007fdcae74f1e7
[  213.189167][ T2436] RDX: 0000000000000000 RSI: 00007ffef88468c0 RDI: 0000000000000003
[  213.189628][ T2436] RBP: 0000000000000002 R08: 0000000000000058 R09: 0000000000000000
[  213.190099][ T2436] R10: 00007fdcae6476f8 R11: 0000000000000246 R12: 00007ffef8846fa8
[  213.190563][ T2436] R13: 00000000686e741b R14: 0000000000499600 R15: 00007ffef88469a4
| [  214.106605][ T2439] ------------[ cut here ]------------
| [ 214.107423][ T2439] WARNING: CPU: 3 PID: 2439 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) 
| [  214.108063][ T2439] Modules linked in: ip_gre gre macsec ipvlan
| [  214.109076][ T2439] Tainted: [W]=WARN
[  214.109305][ T2439] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 214.109679][ T2439] 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) 
[ 214.110007][ T2439] Code: 00 00 8b 05 77 04 bc 02 85 c0 0f 84 52 fe ff ff 48 8d bb c0 0c 00 00 be ff ff ff ff e8 da fc 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 77 04 bc 02    	mov    0x2bc0477(%rip),%eax        # 0x2bc047f
   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 da fc 9b 00       	call   0x9bfcfb
  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
[  214.111087][ T2439] RSP: 0018:ffffc90000577000 EFLAGS: 00010246
[  214.111465][ T2439] RAX: 0000000000000000 RBX: ffff8880085fc000 RCX: 0000000000000001
[  214.111921][ T2439] RDX: 0000000000000000 RSI: ffffffff8fb10751 RDI: ffffffff8f258280
[  214.112375][ T2439] RBP: ffffc900005770e8 R08: ffff8880085fc218 R09: 0000000000000000
[  214.112861][ T2439] R10: ffffc90000577118 R11: ffff8880085fc000 R12: 1ffff920000aee04
[  214.113311][ T2439] R13: 00000000000005c8 R14: ffffc90000577118 R15: ffff8880085fc218
[  214.113781][ T2439] FS:  00007fe495997800(0000) GS:ffff8880d3719000(0000) knlGS:0000000000000000
[  214.114316][ T2439] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  214.114692][ T2439] CR2: 0000000000442010 CR3: 00000000101f9004 CR4: 0000000000772ef0
[  214.115151][ T2439] PKRU: 55555554
[  214.115376][ T2439] Call Trace:
[  214.115598][ T2439]  <TASK>
[ 214.115761][ T2439] ? packet_notifier (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/packet/af_packet.c:4283) 
[ 214.116080][ T2439] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 214.116381][ T2439] ? packet_notifier (net/packet/af_packet.c:4286) 
[ 214.116682][ T2439] ? __pfx_vlan_device_event (net/8021q/vlan.c:362) 
[ 214.116995][ T2439] ? __pfx_macsec_notify (drivers/net/macsec.c:4489) macsec 
[ 214.117381][ T2439] netif_set_mtu (net/core/dev.c:9652) 
[ 214.117681][ T2439] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 214.118009][ T2439] ? __pfx_register_netdevice (net/core/dev.c:11036) 
[ 214.118319][ T2439] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 214.118552][ T2439] ip_tunnel_newlink (net/ipv4/ip_tunnel.c:1246) 
[ 214.118865][ T2439] ? __pfx_ip_tunnel_newlink (net/ipv4/ip_tunnel.c:1209) 
[ 214.119177][ T2439] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 214.119480][ T2439] ipip_newlink (net/ipv4/ipip.c:442) 
[ 214.119787][ T2439] ? __pfx_ipip_newlink (net/ipv4/ipip.c:442) 
[ 214.120088][ T2439] ? __pfx_validate_linkmsg (net/core/rtnetlink.c:2660) 
[ 214.120395][ T2439] ? rtnl_create_link (net/core/rtnetlink.c:3642) 
[ 214.120697][ T2439] rtnl_newlink_create (net/core/rtnetlink.c:3825) 
[ 214.121013][ T2439] ? __pfx_rtnl_newlink_create (net/core/rtnetlink.c:3791) 
[ 214.121310][ T2439] ? __dev_get_by_name (net/core/dev.c:865) 
[ 214.121607][ T2439] ? rtnl_dev_get (net/core/rtnetlink.c:3404) 
[ 214.121925][ T2439] ? __pfx_rtnl_dev_get (net/core/rtnetlink.c:3404) 
[ 214.122231][ T2439] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 214.122525][ T2439] ? reacquire_held_locks (kernel/locking/lockdep.c:5388) 
[ 214.122837][ T2439] __rtnl_newlink (net/core/rtnetlink.c:3942) 
[ 214.123154][ T2439] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 214.123456][ T2439] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 214.123776][ T2439] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 214.124076][ T2439] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 214.124377][ T2439] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 214.124673][ T2439] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 214.124982][ T2439] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 214.125287][ T2439] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 214.125597][ T2439] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 214.125932][ T2439] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 214.126236][ T2439] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 214.126547][ T2439] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 214.126851][ T2439] ? 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) 
[ 214.127155][ T2439] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[ 214.127555][ T2439] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 214.127871][ T2439] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 214.128182][ T2439] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 214.128486][ T2439] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 214.128793][ T2439] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 214.129105][ T2439] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 214.129408][ T2439] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 214.129705][ T2439] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 214.130144][ T2439] ___sys_sendmsg (net/socket.c:2670) 
[ 214.130451][ T2439] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 214.130765][ T2439] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 214.131068][ T2439] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 214.131365][ T2439] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 214.131669][ T2439] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 214.131986][ T2439] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 214.132296][ T2439] __sys_sendmsg (net/socket.c:2700) 
[ 214.132601][ T2439] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 214.132957][ T2439] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 214.133260][ T2439] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 214.133563][ T2439] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[  214.133950][ T2439] RIP: 0033:0x7fe495b641e7
[ 214.134261][ T2439] 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)
[  214.135363][ T2439] RSP: 002b:00007ffc1d184408 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[  214.135857][ T2439] RAX: ffffffffffffffda RBX: 00007ffc1d184b40 RCX: 00007fe495b641e7
[  214.136305][ T2439] RDX: 0000000000000000 RSI: 00007ffc1d184470 RDI: 0000000000000003
[  214.136768][ T2439] RBP: 0000000000000002 R08: 0000000000000090 R09: 0000000000000000
[  214.137225][ T2439] R10: 00007fe495a5c6f8 R11: 0000000000000246 R12: 00007ffc1d184b58
[  214.137674][ T2439] R13: 00000000686e741c R14: 0000000000499600 R15: 00007ffc1d184554
| [  223.726351][ T2476] ------------[ cut here ]------------
| [ 223.726738][ T2476] WARNING: CPU: 3 PID: 2476 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) 
| [  223.728006][ T2476] Modules linked in: xfrm_interface ip6_gre ip_gre gre macsec ipvlan
| [  223.729236][ T2476] Tainted: [W]=WARN
[  223.729498][ T2476] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 223.729941][ T2476] 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) 
[ 223.730283][ T2476] Code: 00 00 8b 05 77 04 bc 02 85 c0 0f 84 52 fe ff ff 48 8d bb c0 0c 00 00 be ff ff ff ff e8 da fc 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 77 04 bc 02    	mov    0x2bc0477(%rip),%eax        # 0x2bc047f
   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 da fc 9b 00       	call   0x9bfcfb
  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
[  223.731486][ T2476] RSP: 0018:ffffc90000537000 EFLAGS: 00010246
[  223.731920][ T2476] RAX: 0000000000000000 RBX: ffff888005734000 RCX: 0000000000000001
[  223.732427][ T2476] RDX: 0000000000000000 RSI: ffffffff8fb10751 RDI: ffffffff8f258280
[  223.732966][ T2476] RBP: ffffc900005370e8 R08: ffff888005734218 R09: 0000000000000000
[  223.733466][ T2476] R10: ffffc90000537118 R11: ffff888005734000 R12: 1ffff920000a6e04
[  223.733977][ T2476] R13: 00000000000005c4 R14: ffffc90000537118 R15: ffff888005734218
[  223.734497][ T2476] FS:  00007f7aaa9b4800(0000) GS:ffff8880d3719000(0000) knlGS:0000000000000000
[  223.735095][ T2476] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  223.735522][ T2476] CR2: 00007f7aaac0fb78 CR3: 000000000c3b8005 CR4: 0000000000772ef0
[  223.736047][ T2476] PKRU: 55555554
[  223.736297][ T2476] Call Trace:
[  223.736547][ T2476]  <TASK>
[ 223.736717][ T2476] ? packet_notifier (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/packet/af_packet.c:4283) 
[ 223.737065][ T2476] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 223.737405][ T2476] ? packet_notifier (net/packet/af_packet.c:4286) 
[ 223.737740][ T2476] ? __pfx_vlan_device_event (net/8021q/vlan.c:362) 
[ 223.738094][ T2476] ? __pfx_macsec_notify (drivers/net/macsec.c:4489) macsec 
[ 223.738530][ T2476] netif_set_mtu (net/core/dev.c:9652) 
[ 223.738874][ T2476] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 223.739217][ T2476] ? __pfx_register_netdevice (net/core/dev.c:11036) 
[ 223.739560][ T2476] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 223.739829][ T2476] ip_tunnel_newlink (net/ipv4/ip_tunnel.c:1246) 
[ 223.740166][ T2476] ? __pfx_ip_tunnel_newlink (net/ipv4/ip_tunnel.c:1209) 
[ 223.740511][ T2476] ipgre_newlink (net/ipv4/ip_gre.c:1415 (discriminator 4)) ip_gre 
[ 223.740869][ T2476] ? __pfx_ipgre_newlink (net/ipv4/ip_gre.c:1401) ip_gre 
[ 223.741284][ T2476] ? __pfx_validate_linkmsg (net/core/rtnetlink.c:2660) 
[ 223.741631][ T2476] ? rtnl_create_link (net/core/rtnetlink.c:3642) 
[ 223.741993][ T2476] rtnl_newlink_create (net/core/rtnetlink.c:3825) 
[ 223.742342][ T2476] ? __pfx_rtnl_newlink_create (net/core/rtnetlink.c:3791) 
[ 223.742674][ T2476] ? __dev_get_by_name (net/core/dev.c:865) 
[ 223.743021][ T2476] ? rtnl_dev_get (net/core/rtnetlink.c:3404) 
[ 223.743356][ T2476] ? __pfx_rtnl_dev_get (net/core/rtnetlink.c:3404) 
[ 223.743695][ T2476] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 223.744035][ T2476] ? reacquire_held_locks (kernel/locking/lockdep.c:5388) 
[ 223.744382][ T2476] __rtnl_newlink (net/core/rtnetlink.c:3942) 
[ 223.744726][ T2476] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 223.745082][ T2476] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 223.745431][ T2476] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 223.745786][ T2476] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 223.746133][ T2476] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 223.746468][ T2476] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 223.746812][ T2476] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 223.747149][ T2476] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 223.747493][ T2476] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 223.747838][ T2476] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 223.748173][ T2476] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 223.748521][ T2476] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 223.748862][ T2476] ? 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) 
[ 223.749200][ T2476] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[ 223.749536][ T2476] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 223.749896][ T2476] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 223.750241][ T2476] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 223.750582][ T2476] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 223.750928][ T2476] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 223.751272][ T2476] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 223.751609][ T2476] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 223.751948][ T2476] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 223.752392][ T2476] ___sys_sendmsg (net/socket.c:2670) 
[ 223.752728][ T2476] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 223.753073][ T2476] ? __pfx_handle_pte_fault (mm/memory.c:6026) 
[ 223.753410][ T2476] ? reacquire_held_locks (kernel/locking/lockdep.c:5388) 
[ 223.753737][ T2476] ? do_user_addr_fault (arch/x86/mm/fault.c:1327) 
[ 223.754092][ T2476] ? __handle_mm_fault (mm/memory.c:6212) 
[ 223.754425][ T2476] ? __pfx___handle_mm_fault (mm/memory.c:6121) 
[ 223.754773][ T2476] ? lock_vma_under_rcu (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 mm/mmap_lock.c:171) 
[ 223.755128][ T2476] __sys_sendmsg (net/socket.c:2700) 
[ 223.755462][ T2476] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 223.755804][ T2476] ? 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) 
[ 223.756153][ T2476] ? 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) 
[ 223.756491][ T2476] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 223.756841][ T2476] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 223.757185][ T2476] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[  223.757605][ T2476] RIP: 0033:0x7f7aaab811e7
[ 223.757968][ T2476] 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)
[  223.759180][ T2476] RSP: 002b:00007ffd86a824c8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[  223.759690][ T2476] RAX: ffffffffffffffda RBX: 00007ffd86a82c00 RCX: 00007f7aaab811e7
[  223.760198][ T2476] RDX: 0000000000000000 RSI: 00007ffd86a82530 RDI: 0000000000000003
[  223.760722][ T2476] RBP: 0000000000000002 R08: 00000000000000a8 R09: 0000000000000000
[  223.761232][ T2476] R10: 00007f7aaaa796f8 R11: 0000000000000246 R12: 00007ffd86a82c28
[  223.761738][ T2476] R13: 00000000686e7426 R14: 0000000000499600 R15: 00007ffd86a8261c
| [  224.593648][ T2479] ------------[ cut here ]------------
| [ 224.594340][ T2479] WARNING: CPU: 3 PID: 2479 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) 
| [  224.594992][ T2479] Modules linked in: xfrm_interface ip6_gre ip_gre gre macsec ipvlan
| [  224.596148][ T2479] Tainted: [W]=WARN
[  224.596396][ T2479] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 224.596832][ T2479] 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) 
[ 224.597154][ T2479] Code: 00 00 8b 05 77 04 bc 02 85 c0 0f 84 52 fe ff ff 48 8d bb c0 0c 00 00 be ff ff ff ff e8 da fc 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 77 04 bc 02    	mov    0x2bc0477(%rip),%eax        # 0x2bc047f
   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 da fc 9b 00       	call   0x9bfcfb
  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
[  224.598304][ T2479] RSP: 0018:ffffc90000577000 EFLAGS: 00010246
[  224.598711][ T2479] RAX: 0000000000000000 RBX: ffff888011c7c000 RCX: 0000000000000001
[  224.599194][ T2479] RDX: 0000000000000000 RSI: ffffffff8fb10751 RDI: ffffffff8f258280
[  224.599664][ T2479] RBP: ffffc900005770e8 R08: ffff888011c7c218 R09: 0000000000000000
[  224.600149][ T2479] R10: ffffc90000577118 R11: ffff888011c7c000 R12: 1ffff920000aee04
[  224.600624][ T2479] R13: 00000000000005c8 R14: ffffc90000577118 R15: ffff888011c7c218
[  224.601127][ T2479] FS:  00007f9cda2f7800(0000) GS:ffff8880d3719000(0000) knlGS:0000000000000000
[  224.601701][ T2479] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  224.602118][ T2479] CR2: 000000000043c2d0 CR3: 000000000b219003 CR4: 0000000000772ef0
[  224.602600][ T2479] PKRU: 55555554
[  224.602845][ T2479] Call Trace:
[  224.603096][ T2479]  <TASK>
[ 224.603256][ T2479] ? packet_notifier (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/packet/af_packet.c:4283) 
[ 224.603581][ T2479] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 224.603905][ T2479] ? packet_notifier (net/packet/af_packet.c:4286) 
[ 224.604218][ T2479] ? __pfx_vlan_device_event (net/8021q/vlan.c:362) 
[ 224.604551][ T2479] ? __pfx_macsec_notify (drivers/net/macsec.c:4489) macsec 
[ 224.604975][ T2479] netif_set_mtu (net/core/dev.c:9652) 
[ 224.605295][ T2479] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 224.605622][ T2479] ? __pfx_register_netdevice (net/core/dev.c:11036) 
[ 224.605967][ T2479] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 224.606207][ T2479] ip_tunnel_newlink (net/ipv4/ip_tunnel.c:1246) 
[ 224.606524][ T2479] ? __pfx_ip_tunnel_newlink (net/ipv4/ip_tunnel.c:1209) 
[ 224.606849][ T2479] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 224.607174][ T2479] vti_newlink (net/ipv4/ip_vti.c:580 (discriminator 4)) 
[ 224.607490][ T2479] ? alloc_netdev_mqs (net/core/dev.c:11834) 
[ 224.607818][ T2479] ? __pfx_vti_newlink (net/ipv4/ip_vti.c:580) 
[ 224.608129][ T2479] ? __pfx_validate_linkmsg (net/core/rtnetlink.c:2660) 
[ 224.608459][ T2479] ? rtnl_create_link (net/core/rtnetlink.c:3642) 
[ 224.608805][ T2479] rtnl_newlink_create (net/core/rtnetlink.c:3825) 
[ 224.609133][ T2479] ? __pfx_rtnl_newlink_create (net/core/rtnetlink.c:3791) 
[ 224.609441][ T2479] ? __dev_get_by_name (net/core/dev.c:865) 
[ 224.609754][ T2479] ? rtnl_dev_get (net/core/rtnetlink.c:3404) 
[ 224.610081][ T2479] ? __pfx_rtnl_dev_get (net/core/rtnetlink.c:3404) 
[ 224.610409][ T2479] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 224.610720][ T2479] ? reacquire_held_locks (kernel/locking/lockdep.c:5388) 
[ 224.611046][ T2479] __rtnl_newlink (net/core/rtnetlink.c:3942) 
[ 224.611373][ T2479] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 224.611715][ T2479] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 224.612055][ T2479] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 224.612375][ T2479] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 224.612700][ T2479] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 224.613041][ T2479] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 224.613373][ T2479] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 224.613699][ T2479] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 224.614029][ T2479] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 224.614351][ T2479] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 224.614678][ T2479] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 224.615017][ T2479] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 224.615346][ T2479] ? 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) 
[ 224.615661][ T2479] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[ 224.615993][ T2479] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 224.616315][ T2479] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 224.616632][ T2479] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 224.616975][ T2479] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 224.617301][ T2479] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 224.617622][ T2479] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 224.617947][ T2479] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 224.618260][ T2479] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 224.618663][ T2479] ___sys_sendmsg (net/socket.c:2670) 
[ 224.618991][ T2479] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 224.619306][ T2479] ? __pfx_handle_pte_fault (mm/memory.c:6026) 
[ 224.619631][ T2479] ? reacquire_held_locks (kernel/locking/lockdep.c:5388) 
[ 224.619950][ T2479] ? do_user_addr_fault (arch/x86/mm/fault.c:1327) 
[ 224.620263][ T2479] ? __handle_mm_fault (mm/memory.c:6212) 
[ 224.620576][ T2479] ? __pfx___handle_mm_fault (mm/memory.c:6121) 
[ 224.620909][ T2479] ? lock_vma_under_rcu (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 mm/mmap_lock.c:171) 
[ 224.621246][ T2479] __sys_sendmsg (net/socket.c:2700) 
[ 224.621572][ T2479] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 224.621903][ T2479] ? 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) 
[ 224.622223][ T2479] ? 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) 
[ 224.622537][ T2479] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 224.622873][ T2479] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 224.623194][ T2479] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[  224.623601][ T2479] RIP: 0033:0x7f9cda4c41e7
[ 224.623966][ T2479] 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)
[  224.625133][ T2479] RSP: 002b:00007ffdfec8c658 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[  224.625611][ T2479] RAX: ffffffffffffffda RBX: 00007ffdfec8cd90 RCX: 00007f9cda4c41e7
[  224.626098][ T2479] RDX: 0000000000000000 RSI: 00007ffdfec8c6c0 RDI: 0000000000000003
[  224.626576][ T2479] RBP: 0000000000000002 R08: 0000000000000060 R09: 0000000000000000
[  224.627053][ T2479] R10: 00007f9cda3bc6f8 R11: 0000000000000246 R12: 00007ffdfec8cdb8
[  224.627526][ T2479] R13: 00000000686e7427 R14: 0000000000499600 R15: 00007ffdfec8c7ac
| [  225.423179][ T2482] ------------[ cut here ]------------
| [ 225.423548][ T2482] WARNING: CPU: 1 PID: 2482 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) 
| [  225.424198][ T2482] Modules linked in: xfrm_interface ip6_gre ip_gre gre macsec ipvlan
| [  225.425349][ T2482] Tainted: [W]=WARN
[  225.425586][ T2482] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 225.426015][ T2482] 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) 
[ 225.426331][ T2482] Code: 00 00 8b 05 77 04 bc 02 85 c0 0f 84 52 fe ff ff 48 8d bb c0 0c 00 00 be ff ff ff ff e8 da fc 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 77 04 bc 02    	mov    0x2bc0477(%rip),%eax        # 0x2bc047f
   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 da fc 9b 00       	call   0x9bfcfb
  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
[  225.427460][ T2482] RSP: 0018:ffffc900005b7000 EFLAGS: 00010246
[  225.428002][ T2482] RAX: 0000000000000000 RBX: ffff888007da9000 RCX: 0000000000000001
[  225.428456][ T2482] RDX: 0000000000000000 RSI: ffffffff8fb10751 RDI: ffffffff8f258280
[  225.429260][ T2482] RBP: ffffc900005b70e8 R08: ffff888007da9218 R09: 0000000000000000
[  225.429713][ T2482] R10: ffffc900005b7118 R11: ffff888007da9000 R12: 1ffff920000b6e04
[  225.430425][ T2482] R13: 00000000000005c8 R14: ffffc900005b7118 R15: ffff888007da9218
[  225.431073][ T2482] FS:  00007fa8b6d4c800(0000) GS:ffff8880d3619000(0000) knlGS:0000000000000000
[  225.431603][ T2482] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  225.432089][ T2482] CR2: 0000000000442010 CR3: 0000000010cc2001 CR4: 0000000000772ef0
[  225.432543][ T2482] PKRU: 55555554
[  225.432781][ T2482] Call Trace:
[  225.433007][ T2482]  <TASK>
[ 225.433163][ T2482] ? packet_notifier (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/packet/af_packet.c:4283) 
[ 225.433477][ T2482] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 225.433787][ T2482] ? packet_notifier (net/packet/af_packet.c:4286) 
[ 225.434089][ T2482] ? __pfx_vlan_device_event (net/8021q/vlan.c:362) 
[ 225.434393][ T2482] ? __pfx_macsec_notify (drivers/net/macsec.c:4489) macsec 
[ 225.434803][ T2482] netif_set_mtu (net/core/dev.c:9652) 
[ 225.435111][ T2482] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 225.435426][ T2482] ? __pfx_register_netdevice (net/core/dev.c:11036) 
[ 225.435737][ T2482] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 225.435987][ T2482] ip_tunnel_newlink (net/ipv4/ip_tunnel.c:1246) 
[ 225.436290][ T2482] ? __pfx_ip_tunnel_newlink (net/ipv4/ip_tunnel.c:1209) 
[ 225.436593][ T2482] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 225.436909][ T2482] ipip_newlink (net/ipv4/ipip.c:442) 
[ 225.437214][ T2482] ? __pfx_ipip_newlink (net/ipv4/ipip.c:442) 
[ 225.437516][ T2482] ? __pfx_validate_linkmsg (net/core/rtnetlink.c:2660) 
[ 225.437844][ T2482] ? rtnl_create_link (net/core/rtnetlink.c:3642) 
[ 225.438150][ T2482] rtnl_newlink_create (net/core/rtnetlink.c:3825) 
[ 225.438455][ T2482] ? __pfx_rtnl_newlink_create (net/core/rtnetlink.c:3791) 
[ 225.438778][ T2482] ? __dev_get_by_name (net/core/dev.c:865) 
[ 225.439091][ T2482] ? rtnl_dev_get (net/core/rtnetlink.c:3404) 
[ 225.439392][ T2482] ? __pfx_rtnl_dev_get (net/core/rtnetlink.c:3404) 
[ 225.439698][ T2482] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 225.440005][ T2482] ? reacquire_held_locks (kernel/locking/lockdep.c:5388) 
[ 225.440318][ T2482] __rtnl_newlink (net/core/rtnetlink.c:3942) 
[ 225.440629][ T2482] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 225.440942][ T2482] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 225.441255][ T2482] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 225.441553][ T2482] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 225.441866][ T2482] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 225.442167][ T2482] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 225.442472][ T2482] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 225.442813][ T2482] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 225.443123][ T2482] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 225.443425][ T2482] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 225.443726][ T2482] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 225.444050][ T2482] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 225.444352][ T2482] ? 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) 
[ 225.444660][ T2482] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[ 225.444970][ T2482] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 225.445270][ T2482] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 225.445581][ T2482] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 225.445909][ T2482] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 225.446211][ T2482] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 225.446517][ T2482] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 225.446840][ T2482] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 225.447145][ T2482] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 225.447531][ T2482] ___sys_sendmsg (net/socket.c:2670) 
[ 225.447845][ T2482] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 225.448147][ T2482] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 225.448448][ T2482] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 225.448746][ T2482] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 225.449057][ T2482] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 225.449369][ T2482] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 225.449676][ T2482] __sys_sendmsg (net/socket.c:2700) 
[ 225.449989][ T2482] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 225.450301][ T2482] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 225.450601][ T2482] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 225.450923][ T2482] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[  225.451296][ T2482] RIP: 0033:0x7fa8b6f191e7
[ 225.451614][ T2482] 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)
[  225.452695][ T2482] RSP: 002b:00007ffcf7479198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[  225.453160][ T2482] RAX: ffffffffffffffda RBX: 00007ffcf74798d0 RCX: 00007fa8b6f191e7
[  225.453615][ T2482] RDX: 0000000000000000 RSI: 00007ffcf7479200 RDI: 0000000000000003
[  225.454074][ T2482] RBP: 0000000000000002 R08: 0000000000000098 R09: 0000000000000000
[  225.454522][ T2482] R10: 00007fa8b6e116f8 R11: 0000000000000246 R12: 00007ffcf74798f8
[  225.454991][ T2482] R13: 00000000686e7427 R14: 0000000000499600 R15: 00007ffcf74792ec
| [  234.563547][ T2515] ------------[ cut here ]------------
| [ 234.565698][ T2515] WARNING: CPU: 1 PID: 2515 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) 
| [  234.566573][ T2515] Modules linked in: xfrm_interface ip6_gre ip_gre gre macsec ipvlan
| [  234.567682][ T2515] Tainted: [W]=WARN
[  234.567925][ T2515] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 234.568305][ T2515] 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) 
[ 234.568625][ T2515] Code: 00 00 8b 05 77 04 bc 02 85 c0 0f 84 52 fe ff ff 48 8d bb c0 0c 00 00 be ff ff ff ff e8 da fc 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 77 04 bc 02    	mov    0x2bc0477(%rip),%eax        # 0x2bc047f
   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 da fc 9b 00       	call   0x9bfcfb
  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
[  234.569787][ T2515] RSP: 0018:ffffc900004d7000 EFLAGS: 00010246
[  234.570183][ T2515] RAX: 0000000000000000 RBX: ffff888008899000 RCX: 0000000000000001
[  234.570637][ T2515] RDX: 0000000000000000 RSI: ffffffff8fb10751 RDI: ffffffff8f258280
[  234.571103][ T2515] RBP: ffffc900004d70e8 R08: ffff888008899218 R09: 0000000000000000
[  234.571561][ T2515] R10: ffffc900004d7118 R11: ffff888008899000 R12: 1ffff9200009ae04
[  234.572034][ T2515] R13: 00000000000005c4 R14: ffffc900004d7118 R15: ffff888008899218
[  234.572493][ T2515] FS:  00007f4d10dc6800(0000) GS:ffff8880d3619000(0000) knlGS:0000000000000000
[  234.573036][ T2515] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  234.573422][ T2515] CR2: 0000000000436890 CR3: 0000000009034002 CR4: 0000000000772ef0
[  234.573905][ T2515] PKRU: 55555554
[  234.574134][ T2515] Call Trace:
[  234.574362][ T2515]  <TASK>
[ 234.574549][ T2515] ? packet_notifier (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/packet/af_packet.c:4283) 
[ 234.574872][ T2515] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 234.575176][ T2515] ? packet_notifier (net/packet/af_packet.c:4286) 
[ 234.575482][ T2515] ? __pfx_vlan_device_event (net/8021q/vlan.c:362) 
[ 234.575799][ T2515] ? __pfx_macsec_notify (drivers/net/macsec.c:4489) macsec 
[ 234.576211][ T2515] netif_set_mtu (net/core/dev.c:9652) 
[ 234.576516][ T2515] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 234.576840][ T2515] ? __pfx_register_netdevice (net/core/dev.c:11036) 
[ 234.577151][ T2515] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 234.577384][ T2515] ip_tunnel_newlink (net/ipv4/ip_tunnel.c:1246) 
[ 234.577701][ T2515] ? __pfx_ip_tunnel_newlink (net/ipv4/ip_tunnel.c:1209) 
[ 234.578022][ T2515] ipgre_newlink (net/ipv4/ip_gre.c:1415 (discriminator 4)) ip_gre 
[ 234.578336][ T2515] ? alloc_netdev_mqs (net/core/dev.c:11834) 
[ 234.578669][ T2515] ? __pfx_ipgre_newlink (net/ipv4/ip_gre.c:1401) ip_gre 
[ 234.579057][ T2515] ? __pfx_validate_linkmsg (net/core/rtnetlink.c:2660) 
[ 234.579373][ T2515] ? rtnl_create_link (net/core/rtnetlink.c:3642) 
[ 234.579681][ T2515] rtnl_newlink_create (net/core/rtnetlink.c:3825) 
[ 234.580000][ T2515] ? __pfx_rtnl_newlink_create (net/core/rtnetlink.c:3791) 
[ 234.580304][ T2515] ? __dev_get_by_name (net/core/dev.c:865) 
[ 234.580617][ T2515] ? rtnl_dev_get (net/core/rtnetlink.c:3404) 
[ 234.580935][ T2515] ? __pfx_rtnl_dev_get (net/core/rtnetlink.c:3404) 
[ 234.581244][ T2515] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 234.581552][ T2515] __rtnl_newlink (net/core/rtnetlink.c:3942) 
[ 234.581877][ T2515] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 234.582189][ T2515] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 234.582534][ T2515] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 234.582853][ T2515] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 234.583173][ T2515] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 234.583477][ T2515] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 234.583797][ T2515] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 234.584110][ T2515] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 234.584419][ T2515] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 234.584725][ T2515] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 234.585043][ T2515] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 234.585368][ T2515] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 234.585674][ T2515] ? 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) 
[ 234.586012][ T2515] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[ 234.586322][ T2515] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 234.586623][ T2515] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 234.586940][ T2515] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 234.587247][ T2515] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 234.587594][ T2515] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 234.587927][ T2515] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 234.588247][ T2515] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 234.588549][ T2515] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 234.588945][ T2515] ___sys_sendmsg (net/socket.c:2670) 
[ 234.589256][ T2515] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 234.589560][ T2515] ? __pfx_handle_pte_fault (mm/memory.c:6026) 
[ 234.589891][ T2515] ? reacquire_held_locks (kernel/locking/lockdep.c:5388) 
[ 234.590203][ T2515] ? do_user_addr_fault (arch/x86/mm/fault.c:1327) 
[ 234.590510][ T2515] ? __handle_mm_fault (mm/memory.c:6212) 
[ 234.590820][ T2515] ? __pfx___handle_mm_fault (mm/memory.c:6121) 
[ 234.591123][ T2515] ? lock_vma_under_rcu (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 mm/mmap_lock.c:171) 
[ 234.591478][ T2515] __sys_sendmsg (net/socket.c:2700) 
[ 234.591798][ T2515] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 234.592114][ T2515] ? 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) 
[ 234.592436][ T2515] ? 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) 
[ 234.592740][ T2515] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 234.593077][ T2515] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 234.593386][ T2515] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[  234.593776][ T2515] RIP: 0033:0x7f4d10f931e7
[ 234.594094][ T2515] 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)
[  234.595195][ T2515] RSP: 002b:00007ffcc47d5668 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[  234.595659][ T2515] RAX: ffffffffffffffda RBX: 00007ffcc47d5da0 RCX: 00007f4d10f931e7
[  234.596133][ T2515] RDX: 0000000000000000 RSI: 00007ffcc47d56d0 RDI: 0000000000000003
[  234.596627][ T2515] RBP: 0000000000000002 R08: 00000000000000a8 R09: 0000000000000000
[  234.597092][ T2515] R10: 00007f4d11021ac0 R11: 0000000000000246 R12: 00007ffcc47d5dc8
[  234.597550][ T2515] R13: 00000000686e7432 R14: 0000000000499600 R15: 00007ffcc47d57bc
| [  235.459392][ T2518] ------------[ cut here ]------------
| [ 235.459788][ T2518] WARNING: CPU: 3 PID: 2518 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) 
| [  235.460441][ T2518] Modules linked in: xfrm_interface ip6_gre ip_gre gre macsec ipvlan
| [  235.461597][ T2518] Tainted: [W]=WARN
[  235.461869][ T2518] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 235.462273][ T2518] 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) 
[ 235.462596][ T2518] Code: 00 00 8b 05 77 04 bc 02 85 c0 0f 84 52 fe ff ff 48 8d bb c0 0c 00 00 be ff ff ff ff e8 da fc 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 77 04 bc 02    	mov    0x2bc0477(%rip),%eax        # 0x2bc047f
   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 da fc 9b 00       	call   0x9bfcfb
  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
[  235.463812][ T2518] RSP: 0018:ffffc90000867000 EFLAGS: 00010246
[  235.464235][ T2518] RAX: 0000000000000000 RBX: ffff88800e269000 RCX: 0000000000000001
[  235.464704][ T2518] RDX: 0000000000000000 RSI: ffffffff8fb10751 RDI: ffffffff8f258280
[  235.465194][ T2518] RBP: ffffc900008670e8 R08: ffff88800e269218 R09: 0000000000000000
[  235.465672][ T2518] R10: ffffc90000867118 R11: ffff88800e269000 R12: 1ffff9200010ce04
[  235.466220][ T2518] R13: 00000000000005c8 R14: ffffc90000867118 R15: ffff88800e269218
[  235.466698][ T2518] FS:  00007f2732355800(0000) GS:ffff8880d3719000(0000) knlGS:0000000000000000
[  235.467269][ T2518] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  235.467672][ T2518] CR2: 000000000043c2d0 CR3: 000000000c1aa004 CR4: 0000000000772ef0
[  235.468176][ T2518] PKRU: 55555554
[  235.468418][ T2518] Call Trace:
[  235.468653][ T2518]  <TASK>
[ 235.468822][ T2518] ? packet_notifier (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/packet/af_packet.c:4283) 
[ 235.469175][ T2518] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 235.469501][ T2518] ? packet_notifier (net/packet/af_packet.c:4286) 
[ 235.469841][ T2518] ? __pfx_vlan_device_event (net/8021q/vlan.c:362) 
[ 235.470181][ T2518] ? __pfx_macsec_notify (drivers/net/macsec.c:4489) macsec 
[ 235.470588][ T2518] netif_set_mtu (net/core/dev.c:9652) 
[ 235.470913][ T2518] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 235.471247][ T2518] ? __pfx_register_netdevice (net/core/dev.c:11036) 
[ 235.471566][ T2518] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 235.471815][ T2518] ip_tunnel_newlink (net/ipv4/ip_tunnel.c:1246) 
[ 235.472129][ T2518] ? __pfx_ip_tunnel_newlink (net/ipv4/ip_tunnel.c:1209) 
[ 235.472467][ T2518] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 235.472803][ T2518] vti_newlink (net/ipv4/ip_vti.c:580 (discriminator 4)) 
[ 235.473116][ T2518] ? alloc_netdev_mqs (net/core/dev.c:11834) 
[ 235.473444][ T2518] ? __pfx_vti_newlink (net/ipv4/ip_vti.c:580) 
[ 235.473799][ T2518] ? __pfx_validate_linkmsg (net/core/rtnetlink.c:2660) 
[ 235.474134][ T2518] ? rtnl_create_link (net/core/rtnetlink.c:3642) 
[ 235.474464][ T2518] rtnl_newlink_create (net/core/rtnetlink.c:3825) 
[ 235.474791][ T2518] ? __pfx_rtnl_newlink_create (net/core/rtnetlink.c:3791) 
[ 235.475108][ T2518] ? __dev_get_by_name (net/core/dev.c:865) 
[ 235.475455][ T2518] ? rtnl_dev_get (net/core/rtnetlink.c:3404) 
[ 235.475783][ T2518] ? __pfx_rtnl_dev_get (net/core/rtnetlink.c:3404) 
[ 235.476116][ T2518] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 235.476445][ T2518] __rtnl_newlink (net/core/rtnetlink.c:3942) 
[ 235.476782][ T2518] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 235.477233][ T2518] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 235.477573][ T2518] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 235.477916][ T2518] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 235.478239][ T2518] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 235.478563][ T2518] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 235.478889][ T2518] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 235.479205][ T2518] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 235.479544][ T2518] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 235.479868][ T2518] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 235.480191][ T2518] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 235.480526][ T2518] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 235.480856][ T2518] ? 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) 
[ 235.481173][ T2518] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[ 235.481518][ T2518] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 235.481852][ T2518] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 235.482172][ T2518] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 235.482510][ T2518] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 235.482836][ T2518] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 235.483159][ T2518] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 235.483511][ T2518] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 235.483831][ T2518] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 235.484234][ T2518] ___sys_sendmsg (net/socket.c:2670) 
[ 235.484565][ T2518] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 235.484898][ T2518] ? __pfx_handle_pte_fault (mm/memory.c:6026) 
[ 235.485215][ T2518] ? reacquire_held_locks (kernel/locking/lockdep.c:5388) 
[ 235.485537][ T2518] ? do_user_addr_fault (arch/x86/mm/fault.c:1327) 
[ 235.485886][ T2518] ? __handle_mm_fault (mm/memory.c:6212) 
[ 235.486204][ T2518] ? __pfx___handle_mm_fault (mm/memory.c:6121) 
[ 235.486531][ T2518] ? lock_vma_under_rcu (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 mm/mmap_lock.c:171) 
[ 235.486882][ T2518] __sys_sendmsg (net/socket.c:2700) 
[ 235.487198][ T2518] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 235.487538][ T2518] ? 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) 
[ 235.487873][ T2518] ? 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) 
[ 235.488188][ T2518] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 235.488525][ T2518] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 235.488853][ T2518] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[  235.489241][ T2518] RIP: 0033:0x7f27325221e7
[ 235.489585][ T2518] 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)
[  235.490733][ T2518] RSP: 002b:00007ffc43ea71d8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[  235.491218][ T2518] RAX: ffffffffffffffda RBX: 00007ffc43ea7910 RCX: 00007f27325221e7
[  235.491712][ T2518] RDX: 0000000000000000 RSI: 00007ffc43ea7240 RDI: 0000000000000003
[  235.492190][ T2518] RBP: 0000000000000002 R08: 0000000000000060 R09: 0000000000000000
[  235.492678][ T2518] R10: 00007f27325b0ac0 R11: 0000000000000246 R12: 00007ffc43ea7938
[  235.493154][ T2518] R13: 00000000686e7432 R14: 0000000000499600 R15: 00007ffc43ea732c
| [  236.413415][ T2521] ------------[ cut here ]------------
| [ 236.413857][ T2521] WARNING: CPU: 1 PID: 2521 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) 
| [  236.414465][ T2521] Modules linked in: xfrm_interface ip6_gre ip_gre gre macsec ipvlan
| [  236.415605][ T2521] Tainted: [W]=WARN
[  236.415854][ T2521] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 236.416236][ T2521] 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) 
[ 236.416550][ T2521] Code: 00 00 8b 05 77 04 bc 02 85 c0 0f 84 52 fe ff ff 48 8d bb c0 0c 00 00 be ff ff ff ff e8 da fc 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 77 04 bc 02    	mov    0x2bc0477(%rip),%eax        # 0x2bc047f
   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 da fc 9b 00       	call   0x9bfcfb
  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
[  236.417643][ T2521] RSP: 0018:ffffc900008d7000 EFLAGS: 00010246
[  236.418033][ T2521] RAX: 0000000000000000 RBX: ffff8880075dc000 RCX: 0000000000000001
[  236.418485][ T2521] RDX: 0000000000000000 RSI: ffffffff8fb10751 RDI: ffffffff8f258280
[  236.418949][ T2521] RBP: ffffc900008d70e8 R08: ffff8880075dc218 R09: 0000000000000000
[  236.419397][ T2521] R10: ffffc900008d7118 R11: ffff8880075dc000 R12: 1ffff9200011ae04
[  236.419856][ T2521] R13: 00000000000005c8 R14: ffffc900008d7118 R15: ffff8880075dc218
[  236.420304][ T2521] FS:  00007f4db55e6800(0000) GS:ffff8880d3619000(0000) knlGS:0000000000000000
[  236.420855][ T2521] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  236.421238][ T2521] CR2: 0000000000442010 CR3: 000000000e94d003 CR4: 0000000000772ef0
[  236.421690][ T2521] PKRU: 55555554
[  236.421925][ T2521] Call Trace:
[  236.422150][ T2521]  <TASK>
[ 236.422305][ T2521] ? packet_notifier (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/packet/af_packet.c:4283) 
[ 236.422612][ T2521] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 236.422929][ T2521] ? packet_notifier (net/packet/af_packet.c:4286) 
[ 236.423232][ T2521] ? __pfx_vlan_device_event (net/8021q/vlan.c:362) 
[ 236.423534][ T2521] ? __pfx_macsec_notify (drivers/net/macsec.c:4489) macsec 
[ 236.423932][ T2521] netif_set_mtu (net/core/dev.c:9652) 
[ 236.424233][ T2521] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 236.424539][ T2521] ? __pfx_register_netdevice (net/core/dev.c:11036) 
[ 236.424854][ T2521] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 236.425092][ T2521] ip_tunnel_newlink (net/ipv4/ip_tunnel.c:1246) 
[ 236.425395][ T2521] ? __pfx_ip_tunnel_newlink (net/ipv4/ip_tunnel.c:1209) 
[ 236.425824][ T2521] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 236.426143][ T2521] ipip_newlink (net/ipv4/ipip.c:442) 
[ 236.426447][ T2521] ? __pfx_ipip_newlink (net/ipv4/ipip.c:442) 
[ 236.426795][ T2521] ? __pfx_validate_linkmsg (net/core/rtnetlink.c:2660) 
[ 236.427104][ T2521] ? rtnl_create_link (net/core/rtnetlink.c:3642) 
[ 236.427403][ T2521] rtnl_newlink_create (net/core/rtnetlink.c:3825) 
[ 236.427713][ T2521] ? __pfx_rtnl_newlink_create (net/core/rtnetlink.c:3791) 
[ 236.428020][ T2521] ? __dev_get_by_name (net/core/dev.c:865) 
[ 236.428337][ T2521] ? rtnl_dev_get (net/core/rtnetlink.c:3404) 
[ 236.428636][ T2521] ? __pfx_rtnl_dev_get (net/core/rtnetlink.c:3404) 
[ 236.428953][ T2521] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 236.429261][ T2521] __rtnl_newlink (net/core/rtnetlink.c:3942) 
[ 236.429570][ T2521] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 236.429895][ T2521] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 236.430207][ T2521] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 236.430502][ T2521] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 236.430814][ T2521] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 236.431112][ T2521] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 236.431414][ T2521] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 236.431718][ T2521] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 236.432036][ T2521] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 236.432348][ T2521] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 236.432647][ T2521] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 236.432970][ T2521] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 236.433270][ T2521] ? 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) 
[ 236.433584][ T2521] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[ 236.433904][ T2521] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 236.434201][ T2521] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 236.434513][ T2521] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 236.434826][ T2521] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 236.435130][ T2521] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 236.435441][ T2521] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 236.435749][ T2521] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 236.436075][ T2521] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 236.436460][ T2521] ___sys_sendmsg (net/socket.c:2670) 
[ 236.436780][ T2521] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 236.437085][ T2521] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 236.437390][ T2521] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 236.437686][ T2521] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 236.437999][ T2521] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 236.438311][ T2521] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 236.438618][ T2521] __sys_sendmsg (net/socket.c:2700) 
[ 236.438934][ T2521] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 236.439246][ T2521] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 236.439547][ T2521] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 236.439859][ T2521] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[  236.440230][ T2521] RIP: 0033:0x7f4db57b31e7
[ 236.440542][ T2521] 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)
[  236.441634][ T2521] RSP: 002b:00007ffccb13a778 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[  236.442097][ T2521] RAX: ffffffffffffffda RBX: 00007ffccb13aeb0 RCX: 00007f4db57b31e7
[  236.442548][ T2521] RDX: 0000000000000000 RSI: 00007ffccb13a7e0 RDI: 0000000000000003
[  236.443006][ T2521] RBP: 0000000000000002 R08: 0000000000000098 R09: 0000000000000000
[  236.443469][ T2521] R10: 00007f4db5841ac0 R11: 0000000000000246 R12: 00007ffccb13aed8
[  236.443928][ T2521] R13: 00000000686e7433 R14: 0000000000499600 R15: 00007ffccb13a8cc
| [  245.760858][ T2554] ------------[ cut here ]------------
| [ 245.761316][ T2554] WARNING: CPU: 3 PID: 2554 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) 
| [  245.761968][ T2554] Modules linked in: xfrm_interface ip6_gre ip_gre gre macsec ipvlan
| [  245.763126][ T2554] Tainted: [W]=WARN
[  245.763371][ T2554] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 245.763786][ T2554] 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) 
[ 245.764117][ T2554] Code: 00 00 8b 05 77 04 bc 02 85 c0 0f 84 52 fe ff ff 48 8d bb c0 0c 00 00 be ff ff ff ff e8 da fc 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 77 04 bc 02    	mov    0x2bc0477(%rip),%eax        # 0x2bc047f
   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 da fc 9b 00       	call   0x9bfcfb
  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
[  245.765266][ T2554] RSP: 0018:ffffc90000957000 EFLAGS: 00010246
[  245.765675][ T2554] RAX: 0000000000000000 RBX: ffff88800a074000 RCX: 0000000000000001
[  245.766173][ T2554] RDX: 0000000000000000 RSI: ffffffff8fb10751 RDI: ffffffff8f258280
[  245.766661][ T2554] RBP: ffffc900009570e8 R08: ffff88800a074218 R09: 0000000000000000
[  245.767155][ T2554] R10: ffffc90000957118 R11: ffff88800a074000 R12: 1ffff9200012ae04
[  245.767634][ T2554] R13: 00000000000005c4 R14: ffffc90000957118 R15: ffff88800a074218
[  245.768124][ T2554] FS:  00007fb4ed744800(0000) GS:ffff8880d3719000(0000) knlGS:0000000000000000
[  245.768688][ T2554] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  245.769118][ T2554] CR2: 00007fb4ed99fb78 CR3: 000000001113d002 CR4: 0000000000772ef0
[  245.769608][ T2554] PKRU: 55555554
[  245.769858][ T2554] Call Trace:
[  245.770108][ T2554]  <TASK>
[ 245.770271][ T2554] ? packet_notifier (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/packet/af_packet.c:4283) 
[ 245.770595][ T2554] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 245.770926][ T2554] ? packet_notifier (net/packet/af_packet.c:4286) 
[ 245.771248][ T2554] ? __pfx_vlan_device_event (net/8021q/vlan.c:362) 
[ 245.771568][ T2554] ? __pfx_macsec_notify (drivers/net/macsec.c:4489) macsec 
[ 245.771997][ T2554] netif_set_mtu (net/core/dev.c:9652) 
[ 245.772315][ T2554] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 245.772648][ T2554] ? __pfx_register_netdevice (net/core/dev.c:11036) 
[ 245.772984][ T2554] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 245.773228][ T2554] ip_tunnel_newlink (net/ipv4/ip_tunnel.c:1246) 
[ 245.773549][ T2554] ? __pfx_ip_tunnel_newlink (net/ipv4/ip_tunnel.c:1209) 
[ 245.773884][ T2554] ipgre_newlink (net/ipv4/ip_gre.c:1415 (discriminator 4)) ip_gre 
[ 245.774201][ T2554] ? alloc_netdev_mqs (net/core/dev.c:11834) 
[ 245.774524][ T2554] ? __pfx_ipgre_newlink (net/ipv4/ip_gre.c:1401) ip_gre 
[ 245.774934][ T2554] ? __pfx_validate_linkmsg (net/core/rtnetlink.c:2660) 
[ 245.775261][ T2554] ? rtnl_create_link (net/core/rtnetlink.c:3642) 
[ 245.775580][ T2554] rtnl_newlink_create (net/core/rtnetlink.c:3825) 
[ 245.775920][ T2554] ? __pfx_rtnl_newlink_create (net/core/rtnetlink.c:3791) 
[ 245.776237][ T2554] ? __dev_get_by_name (net/core/dev.c:865) 
[ 245.776559][ T2554] ? rtnl_dev_get (net/core/rtnetlink.c:3404) 
[ 245.776892][ T2554] ? __pfx_rtnl_dev_get (net/core/rtnetlink.c:3404) 
[ 245.777220][ T2554] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 245.777540][ T2554] __rtnl_newlink (net/core/rtnetlink.c:3942) 
[ 245.777875][ T2554] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 245.778200][ T2554] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 245.778532][ T2554] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 245.778861][ T2554] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 245.779186][ T2554] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 245.779508][ T2554] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 245.779839][ T2554] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 245.780161][ T2554] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 245.780487][ T2554] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 245.780818][ T2554] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 245.781137][ T2554] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 245.781466][ T2554] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 245.781801][ T2554] ? 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) 
[ 245.782212][ T2554] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[ 245.782522][ T2554] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 245.782843][ T2554] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 245.783160][ T2554] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 245.783468][ T2554] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 245.783789][ T2554] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 245.784111][ T2554] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 245.784429][ T2554] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 245.784732][ T2554] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 245.785136][ T2554] ___sys_sendmsg (net/socket.c:2670) 
[ 245.785445][ T2554] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 245.785748][ T2554] ? __pfx_handle_pte_fault (mm/memory.c:6026) 
[ 245.786084][ T2554] ? reacquire_held_locks (kernel/locking/lockdep.c:5388) 
[ 245.786395][ T2554] ? do_user_addr_fault (arch/x86/mm/fault.c:1327) 
[ 245.786705][ T2554] ? __handle_mm_fault (mm/memory.c:6212) 
[ 245.787022][ T2554] ? __pfx___handle_mm_fault (mm/memory.c:6121) 
[ 245.787327][ T2554] ? lock_vma_under_rcu (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 mm/mmap_lock.c:171) 
[ 245.787653][ T2554] __sys_sendmsg (net/socket.c:2700) 
[ 245.787970][ T2554] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 245.788279][ T2554] ? 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) 
[ 245.788599][ T2554] ? 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) 
[ 245.788920][ T2554] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 245.789234][ T2554] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 245.789543][ T2554] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[  245.789935][ T2554] RIP: 0033:0x7fb4ed9111e7
[ 245.790254][ T2554] 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)
[  245.791368][ T2554] RSP: 002b:00007fffb5a2f8e8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[  245.791845][ T2554] RAX: ffffffffffffffda RBX: 00007fffb5a30020 RCX: 00007fb4ed9111e7
[  245.792304][ T2554] RDX: 0000000000000000 RSI: 00007fffb5a2f950 RDI: 0000000000000003
[  245.792786][ T2554] RBP: 0000000000000002 R08: 00000000000000b0 R09: 0000000000000000
[  245.793248][ T2554] R10: 00007fb4ed99fac0 R11: 0000000000000246 R12: 00007fffb5a30058
[  245.793710][ T2554] R13: 00000000686e743c R14: 0000000000499600 R15: 00007fffb5a2fa44
| [  246.636716][ T2557] ------------[ cut here ]------------
| [ 246.637124][ T2557] WARNING: CPU: 3 PID: 2557 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) 
| [  246.637806][ T2557] Modules linked in: xfrm_interface ip6_gre ip_gre gre macsec ipvlan
| [  246.639023][ T2557] Tainted: [W]=WARN
[  246.639273][ T2557] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 246.639688][ T2557] 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) 
[ 246.640036][ T2557] Code: 00 00 8b 05 77 04 bc 02 85 c0 0f 84 52 fe ff ff 48 8d bb c0 0c 00 00 be ff ff ff ff e8 da fc 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 77 04 bc 02    	mov    0x2bc0477(%rip),%eax        # 0x2bc047f
   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 da fc 9b 00       	call   0x9bfcfb
  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
[  246.641238][ T2557] RSP: 0018:ffffc900009c7000 EFLAGS: 00010246
[  246.641663][ T2557] RAX: 0000000000000000 RBX: ffff888004dc4000 RCX: 0000000000000001
[  246.642184][ T2557] RDX: 0000000000000000 RSI: ffffffff8fb10751 RDI: ffffffff8f258280
[  246.642690][ T2557] RBP: ffffc900009c70e8 R08: ffff888004dc4218 R09: 0000000000000000
[  246.643206][ T2557] R10: ffffc900009c7118 R11: ffff888004dc4000 R12: 1ffff92000138e04
[  246.643715][ T2557] R13: 00000000000005c8 R14: ffffc900009c7118 R15: ffff888004dc4218
[  246.644225][ T2557] FS:  00007f6bcbccb800(0000) GS:ffff8880d3719000(0000) knlGS:0000000000000000
[  246.644833][ T2557] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  246.645258][ T2557] CR2: 000000000043c2d0 CR3: 000000000b165003 CR4: 0000000000772ef0
[  246.645769][ T2557] PKRU: 55555554
[  246.646040][ T2557] Call Trace:
[  246.646289][ T2557]  <TASK>
[ 246.646451][ T2557] ? packet_notifier (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/packet/af_packet.c:4283) 
[ 246.646802][ T2557] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 246.647145][ T2557] ? packet_notifier (net/packet/af_packet.c:4286) 
[ 246.647483][ T2557] ? __pfx_vlan_device_event (net/8021q/vlan.c:362) 
[ 246.647835][ T2557] ? __pfx_macsec_notify (drivers/net/macsec.c:4489) macsec 
[ 246.648269][ T2557] netif_set_mtu (net/core/dev.c:9652) 
[ 246.648609][ T2557] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 246.648980][ T2557] ? __pfx_register_netdevice (net/core/dev.c:11036) 
[ 246.649324][ T2557] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 246.649587][ T2557] ip_tunnel_newlink (net/ipv4/ip_tunnel.c:1246) 
[ 246.649936][ T2557] ? __pfx_ip_tunnel_newlink (net/ipv4/ip_tunnel.c:1209) 
[ 246.650278][ T2557] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 246.650615][ T2557] vti_newlink (net/ipv4/ip_vti.c:580 (discriminator 4)) 
[ 246.650961][ T2557] ? alloc_netdev_mqs (net/core/dev.c:11834) 
[ 246.651292][ T2557] ? __pfx_vti_newlink (net/ipv4/ip_vti.c:580) 
[ 246.651628][ T2557] ? __pfx_validate_linkmsg (net/core/rtnetlink.c:2660) 
[ 246.651989][ T2557] ? rtnl_create_link (net/core/rtnetlink.c:3642) 
[ 246.652326][ T2557] rtnl_newlink_create (net/core/rtnetlink.c:3825) 
[ 246.652662][ T2557] ? __pfx_rtnl_newlink_create (net/core/rtnetlink.c:3791) 
[ 246.653003][ T2557] ? __dev_get_by_name (net/core/dev.c:865) 
[ 246.653341][ T2557] ? rtnl_dev_get (net/core/rtnetlink.c:3404) 
[ 246.653674][ T2557] ? __pfx_rtnl_dev_get (net/core/rtnetlink.c:3404) 
[ 246.654019][ T2557] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 246.654363][ T2557] __rtnl_newlink (net/core/rtnetlink.c:3942) 
[ 246.654716][ T2557] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 246.655065][ T2557] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 246.655412][ T2557] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 246.655746][ T2557] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 246.656106][ T2557] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 246.656436][ T2557] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 246.656785][ T2557] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 246.657123][ T2557] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 246.657465][ T2557] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 246.657811][ T2557] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 246.658151][ T2557] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 246.658499][ T2557] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 246.658850][ T2557] ? 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) 
[ 246.659186][ T2557] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[ 246.659525][ T2557] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 246.659877][ T2557] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 246.660215][ T2557] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 246.660552][ T2557] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 246.660900][ T2557] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 246.661239][ T2557] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 246.661577][ T2557] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 246.661921][ T2557] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 246.662359][ T2557] ___sys_sendmsg (net/socket.c:2670) 
[ 246.662694][ T2557] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 246.663040][ T2557] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 246.663378][ T2557] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 246.663713][ T2557] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 246.664059][ T2557] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 246.664401][ T2557] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 246.664748][ T2557] __sys_sendmsg (net/socket.c:2700) 
[ 246.665090][ T2557] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 246.665439][ T2557] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 246.665794][ T2557] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 246.666147][ T2557] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[  246.666570][ T2557] RIP: 0033:0x7f6bcbe981e7
[ 246.666928][ T2557] 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)
[  246.668125][ T2557] RSP: 002b:00007ffe47122078 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[  246.668630][ T2557] RAX: ffffffffffffffda RBX: 00007ffe471227b0 RCX: 00007f6bcbe981e7
[  246.669141][ T2557] RDX: 0000000000000000 RSI: 00007ffe471220e0 RDI: 0000000000000003
[  246.669652][ T2557] RBP: 0000000000000002 R08: 0000000000000068 R09: 0000000000000000
[  246.670163][ T2557] R10: 00007f6bcbf26ac0 R11: 0000000000000246 R12: 00007ffe471227e8
[  246.670668][ T2557] R13: 00000000686e743d R14: 0000000000499600 R15: 00007ffe471221d4
| [  247.541339][ T2560] ------------[ cut here ]------------
| [ 247.541793][ T2560] WARNING: CPU: 2 PID: 2560 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) 
| [  247.542450][ T2560] Modules linked in: xfrm_interface ip6_gre ip_gre gre macsec ipvlan
| [  247.544084][ T2560] Tainted: [W]=WARN
[  247.544340][ T2560] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 247.544750][ T2560] 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) 
[ 247.545111][ T2560] Code: 00 00 8b 05 77 04 bc 02 85 c0 0f 84 52 fe ff ff 48 8d bb c0 0c 00 00 be ff ff ff ff e8 da fc 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 77 04 bc 02    	mov    0x2bc0477(%rip),%eax        # 0x2bc047f
   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 da fc 9b 00       	call   0x9bfcfb
  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
[  247.546297][ T2560] RSP: 0018:ffffc900009e7000 EFLAGS: 00010246
[  247.546714][ T2560] RAX: 0000000000000000 RBX: ffff88800c6b1000 RCX: 0000000000000001
[  247.547220][ T2560] RDX: 0000000000000000 RSI: ffffffff8fb10751 RDI: ffffffff8f258280
[  247.547707][ T2560] RBP: ffffc900009e70e8 R08: ffff88800c6b1218 R09: 0000000000000000
[  247.548216][ T2560] R10: ffffc900009e7118 R11: ffff88800c6b1000 R12: 1ffff9200013ce04
[  247.548701][ T2560] R13: 00000000000005c8 R14: ffffc900009e7118 R15: ffff88800c6b1218
[  247.549203][ T2560] FS:  00007f9832978800(0000) GS:ffff8880d3699000(0000) knlGS:0000000000000000
[  247.549816][ T2560] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  247.550237][ T2560] CR2: 0000000000442010 CR3: 000000000c4d7001 CR4: 0000000000772ef0
[  247.550731][ T2560] PKRU: 55555554
[  247.550995][ T2560] Call Trace:
[  247.551253][ T2560]  <TASK>
[ 247.551427][ T2560] ? packet_notifier (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/packet/af_packet.c:4283) 
[ 247.551782][ T2560] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 247.552112][ T2560] ? packet_notifier (net/packet/af_packet.c:4286) 
[ 247.552443][ T2560] ? __pfx_vlan_device_event (net/8021q/vlan.c:362) 
[ 247.552790][ T2560] ? __pfx_macsec_notify (drivers/net/macsec.c:4489) macsec 
[ 247.553214][ T2560] netif_set_mtu (net/core/dev.c:9652) 
[ 247.553541][ T2560] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 247.553899][ T2560] ? __pfx_register_netdevice (net/core/dev.c:11036) 
[ 247.554245][ T2560] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 247.554499][ T2560] ip_tunnel_newlink (net/ipv4/ip_tunnel.c:1246) 
[ 247.554840][ T2560] ? __pfx_ip_tunnel_newlink (net/ipv4/ip_tunnel.c:1209) 
[ 247.555171][ T2560] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 247.555504][ T2560] ipip_newlink (net/ipv4/ipip.c:442) 
[ 247.555849][ T2560] ? __pfx_ipip_newlink (net/ipv4/ipip.c:442) 
[ 247.556178][ T2560] ? __pfx_validate_linkmsg (net/core/rtnetlink.c:2660) 
[ 247.556523][ T2560] ? rtnl_create_link (net/core/rtnetlink.c:3642) 
[ 247.556868][ T2560] rtnl_newlink_create (net/core/rtnetlink.c:3825) 
[ 247.557199][ T2560] ? __pfx_rtnl_newlink_create (net/core/rtnetlink.c:3791) 
[ 247.557527][ T2560] ? __dev_get_by_name (net/core/dev.c:865) 
[ 247.557881][ T2560] ? rtnl_dev_get (net/core/rtnetlink.c:3404) 
[ 247.558217][ T2560] ? __pfx_rtnl_dev_get (net/core/rtnetlink.c:3404) 
[ 247.558550][ T2560] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 247.558894][ T2560] __rtnl_newlink (net/core/rtnetlink.c:3942) 
[ 247.559240][ T2560] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 247.559575][ T2560] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 247.559929][ T2560] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 247.560255][ T2560] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 247.560588][ T2560] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 247.560928][ T2560] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 247.561260][ T2560] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 247.561601][ T2560] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 247.561958][ T2560] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 247.562291][ T2560] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 247.562621][ T2560] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 247.562971][ T2560] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 247.563295][ T2560] ? 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) 
[ 247.563628][ T2560] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[ 247.563974][ T2560] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 247.564300][ T2560] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 247.564632][ T2560] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 247.564975][ T2560] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 247.565302][ T2560] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 247.565641][ T2560] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 247.566003][ T2560] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 247.566336][ T2560] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 247.566771][ T2560] ___sys_sendmsg (net/socket.c:2670) 
[ 247.567109][ T2560] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 247.567443][ T2560] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 247.567787][ T2560] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 247.568116][ T2560] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 247.568456][ T2560] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 247.568802][ T2560] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 247.569146][ T2560] __sys_sendmsg (net/socket.c:2700) 
[ 247.569473][ T2560] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 247.569837][ T2560] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 247.570171][ T2560] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 247.570505][ T2560] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[  247.570920][ T2560] RIP: 0033:0x7f9832b451e7
[ 247.571265][ T2560] 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)
[  247.572436][ T2560] RSP: 002b:00007ffcd4c1bfc8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[  247.572934][ T2560] RAX: ffffffffffffffda RBX: 00007ffcd4c1c700 RCX: 00007f9832b451e7
[  247.573425][ T2560] RDX: 0000000000000000 RSI: 00007ffcd4c1c030 RDI: 0000000000000003
[  247.573942][ T2560] RBP: 0000000000000002 R08: 00000000000000a0 R09: 0000000000000000
[  247.574436][ T2560] R10: 00007f9832bd3ac0 R11: 0000000000000246 R12: 00007ffcd4c1c738


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