======================================
| [   21.415634][  T326] ip_gre: GRE over IPv4 tunneling driver
| [   21.473920][  T325] ------------[ cut here ]------------
| [ 21.474938][ T325] WARNING: CPU: 3 PID: 325 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) 
| [   21.475711][  T325] Modules linked in: ip_gre gre vrf veth
[   21.476692][  T325] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 21.477170][ T325] 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) 
[ 21.477532][ T325] Code: 00 00 8b 05 d7 bc 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 1a 63 7b 00 85 c0 0f 85 39 fe ff ff 90 <0f> 0b 90 e9 30 fe ff ff 48 b8 00 00 00 00 00 fc ff df 4c 89 fa 48
All code
========
   0:	00 00                	add    %al,(%rax)
   2:	8b 05 d7 bc 3a 02    	mov    0x23abcd7(%rip),%eax        # 0x23abcdf
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb a0 0c 00 00 	lea    0xca0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 1a 63 7b 00       	call   0x7b633b
  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
[   21.478698][  T325] RSP: 0018:ffffc900006f7000 EFLAGS: 00010246
[   21.479109][  T325] RAX: 0000000000000000 RBX: ffff888004ed4000 RCX: 0000000000000001
[   21.479618][  T325] RDX: 0000000000000000 RSI: ffffffff9889b941 RDI: ffffffff980555e0
[   21.480117][  T325] RBP: ffffc900006f70e8 R08: ffff888004ed4218 R09: 0000000000000000
[   21.480608][  T325] R10: ffffc900006f7118 R11: ffffffff98d79160 R12: 1ffff920000dee04
[   21.481084][  T325] R13: 000000000000ffe7 R14: ffffc900006f7118 R15: ffff888004ed4218
[   21.481581][  T325] FS:  00007f0d90d49800(0000) GS:ffff88809ba37000(0000) knlGS:0000000000000000
[   21.482155][  T325] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   21.482569][  T325] CR2: 00007f02d95d5610 CR3: 000000000aae7005 CR4: 0000000000772ef0
[   21.483057][  T325] PKRU: 55555554
[   21.483309][  T325] Call Trace:
[   21.483575][  T325]  <TASK>
[ 21.483742][ T325] ? __pfx_ip_route_output_key_hash (net/ipv4/route.c:2684) 
[ 21.484151][ T325] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 21.484484][ T325] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 21.484819][ T325] netif_set_mtu (net/core/dev.c:9652) 
[ 21.485314][ T325] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 21.485666][ T325] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 21.485917][ T325] ip_tunnel_newlink (net/ipv4/ip_tunnel.c:1246) 
[ 21.486238][ T325] ? __pfx_ip_tunnel_newlink (net/ipv4/ip_tunnel.c:1209) 
[ 21.486592][ T325] ipgre_newlink (net/ipv4/ip_gre.c:1415 (discriminator 4)) ip_gre 
[ 21.486920][ T325] ? __pfx_ipgre_newlink (net/ipv4/ip_gre.c:1401) ip_gre 
[ 21.487321][ T325] ? __pfx_validate_linkmsg (net/core/rtnetlink.c:2660) 
[ 21.487659][ T325] ? rtnl_create_link (net/core/rtnetlink.c:3642) 
[ 21.487995][ T325] rtnl_newlink_create (net/core/rtnetlink.c:3825) 
[ 21.488326][ T325] ? __pfx_rtnl_newlink_create (net/core/rtnetlink.c:3791) 
[ 21.488653][ T325] ? __dev_get_by_name (net/core/dev.c:865) 
[ 21.488972][ T325] ? rtnl_dev_get (net/core/rtnetlink.c:3404) 
[ 21.490053][ T325] ? __pfx_rtnl_dev_get (net/core/rtnetlink.c:3404) 
[ 21.490402][ T325] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 21.490719][ T325] ? reacquire_held_locks (kernel/locking/lockdep.c:5388) 
[ 21.491042][ T325] __rtnl_newlink (net/core/rtnetlink.c:3942) 
[ 21.491379][ T325] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 21.491710][ T325] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 21.492043][ T325] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 21.492360][ T325] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 21.492693][ T325] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 21.493013][ T325] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 21.493345][ T325] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 21.493681][ T325] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 21.494013][ T325] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 21.494347][ T325] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 21.494680][ T325] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 21.495023][ T325] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 21.495340][ T325] ? 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) 
[ 21.495672][ T325] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 21.496000][ T325] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 21.496325][ T325] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 21.496663][ T325] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 21.496990][ T325] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 21.497317][ T325] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 21.497660][ T325] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 21.497989][ T325] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 21.498313][ T325] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 21.498738][ T325] ___sys_sendmsg (net/socket.c:2670) 
[ 21.499063][ T325] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 21.499404][ T325] ? __call_rcu_common.constprop.0 (./arch/x86/include/asm/irqflags.h:26 ./arch/x86/include/asm/irqflags.h:109 ./arch/x86/include/asm/irqflags.h:127 kernel/rcu/tree.c:3096) 
[ 21.499852][ T325] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 21.500181][ T325] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 21.500517][ T325] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 21.500863][ T325] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 21.501195][ T325] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 21.501528][ T325] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 21.501854][ T325] __sys_sendmsg (net/socket.c:2700) 
[ 21.502169][ T325] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 21.502584][ T325] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 21.502915][ T325] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 21.503253][ T325] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 21.503588][ T325] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   21.503993][  T325] RIP: 0033:0x7f0d90f161e7
[ 21.504336][ T325] Code: Unable to access opcode bytes at 0x7f0d90f161bd.

Code starting with the faulting instruction
===========================================
[   21.504762][  T325] RSP: 002b:00007fff9f13d3d8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   21.505255][  T325] RAX: ffffffffffffffda RBX: 00007fff9f13db00 RCX: 00007f0d90f161e7
[   21.505759][  T325] RDX: 0000000000000000 RSI: 00007fff9f13d440 RDI: 0000000000000005
[   21.506257][  T325] RBP: 0000000000000008 R08: 00000000000000b0 R09: 0000000000000078
[   21.506748][  T325] R10: 00007f0d90e13ee8 R11: 0000000000000246 R12: 00007fff9f13db20
[   21.507422][  T325] R13: 00000000686e1a74 R14: 0000000000499600 R15: 00007fff9f13d524
| [   29.290600][  T399] ------------[ cut here ]------------
| [ 29.290999][ T399] WARNING: CPU: 2 PID: 399 at ./include/net/netdev_lock.h:17 netif_set_mtu_ext (./include/net/netdev_lock.h:17 ./include/net/netdev_lock.h:15 ./include/net/netdev_lock.h:25 net/core/dev.c:9610) 
| [   29.291641][  T399] Modules linked in: act_gact cls_flower sch_ingress 8021q ip_gre gre vrf veth
| [   29.292864][  T399] Tainted: [W]=WARN
[   29.293115][  T399] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 29.293529][ T399] RIP: 0010:netif_set_mtu_ext (./include/net/netdev_lock.h:17 ./include/net/netdev_lock.h:15 ./include/net/netdev_lock.h:25 net/core/dev.c:9610) 
[ 29.293864][ T399] Code: 00 00 8b 05 d7 bc 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 1a 63 7b 00 85 c0 0f 85 39 fe ff ff 90 <0f> 0b 90 e9 30 fe ff ff 48 b8 00 00 00 00 00 fc ff df 4c 89 fa 48
All code
========
   0:	00 00                	add    %al,(%rax)
   2:	8b 05 d7 bc 3a 02    	mov    0x23abcd7(%rip),%eax        # 0x23abcdf
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb a0 0c 00 00 	lea    0xca0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 1a 63 7b 00       	call   0x7b633b
  21:	85 c0                	test   %eax,%eax
  23:	0f 85 39 fe ff ff    	jne    0xfffffffffffffe62
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	e9 30 fe ff ff       	jmp    0xfffffffffffffe62
  32:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
  39:	fc ff df 
  3c:	4c 89 fa             	mov    %r15,%rdx
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	e9 30 fe ff ff       	jmp    0xfffffffffffffe38
   8:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
   f:	fc ff df 
  12:	4c 89 fa             	mov    %r15,%rdx
  15:	48                   	rex.W
[   29.294988][  T399] RSP: 0018:ffffc90000707000 EFLAGS: 00010246
[   29.295401][  T399] RAX: 0000000000000000 RBX: ffff88800ea41000 RCX: 0000000000000001
[   29.295874][  T399] RDX: 0000000000000000 RSI: ffffffff9889b941 RDI: ffffffff980555e0
[   29.296347][  T399] RBP: ffffc900007070e8 R08: ffff88800ea41218 R09: 0000000000000000
[   29.296833][  T399] R10: ffffc90000707118 R11: ffffffff98d79160 R12: 1ffff920000e0e04
[   29.297302][  T399] R13: 000000000000ffe7 R14: ffffc90000707118 R15: ffff88800ea41218
[   29.297812][  T399] FS:  00007f12d54bd800(0000) GS:ffff88809b9b7000(0000) knlGS:0000000000000000
[   29.298375][  T399] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   29.298773][  T399] CR2: 00007f12d588f050 CR3: 000000000de6d005 CR4: 0000000000772ef0
[   29.299263][  T399] PKRU: 55555554
[   29.299528][  T399] Call Trace:
[   29.299806][  T399]  <TASK>
[ 29.300000][ T399] ? __pfx_ip_route_output_key_hash (net/ipv4/route.c:2684) 
[ 29.300413][ T399] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 29.300738][ T399] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 29.301087][ T399] netif_set_mtu (net/core/dev.c:9652) 
[ 29.301431][ T399] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 29.301784][ T399] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 29.302053][ T399] ip_tunnel_newlink (net/ipv4/ip_tunnel.c:1246) 
[ 29.302384][ T399] ? __pfx_ip_tunnel_newlink (net/ipv4/ip_tunnel.c:1209) 
[ 29.302726][ T399] ipgre_newlink (net/ipv4/ip_gre.c:1415 (discriminator 4)) ip_gre 
[ 29.303054][ T399] ? __pfx_ipgre_newlink (net/ipv4/ip_gre.c:1401) ip_gre 
[ 29.303463][ T399] ? __pfx_validate_linkmsg (net/core/rtnetlink.c:2660) 
[ 29.303796][ T399] ? rtnl_create_link (net/core/rtnetlink.c:3642) 
[ 29.304121][ T399] rtnl_newlink_create (net/core/rtnetlink.c:3825) 
[ 29.304468][ T399] ? __pfx_rtnl_newlink_create (net/core/rtnetlink.c:3791) 
[ 29.304786][ T399] ? __dev_get_by_name (net/core/dev.c:865) 
[ 29.305105][ T399] ? rtnl_dev_get (net/core/rtnetlink.c:3404) 
[ 29.305460][ T399] ? __pfx_rtnl_dev_get (net/core/rtnetlink.c:3404) 
[ 29.305794][ T399] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 29.306123][ T399] ? reacquire_held_locks (kernel/locking/lockdep.c:5388) 
[ 29.306457][ T399] __rtnl_newlink (net/core/rtnetlink.c:3942) 
[ 29.306787][ T399] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 29.307110][ T399] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 29.307447][ T399] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 29.307764][ T399] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 29.308085][ T399] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 29.308424][ T399] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 29.308742][ T399] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 29.309061][ T399] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 29.309395][ T399] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 29.309727][ T399] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 29.310047][ T399] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 29.310387][ T399] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 29.310706][ T399] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 ./include/net/netns/generic.h:48 net/netlink/af_netlink.c:333) 
[ 29.311030][ T399] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 29.311352][ T399] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 29.311679][ T399] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 29.312010][ T399] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 29.312333][ T399] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 29.312665][ T399] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 29.312993][ T399] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 29.313317][ T399] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 29.313646][ T399] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 29.314052][ T399] ___sys_sendmsg (net/socket.c:2670) 
[ 29.314380][ T399] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 29.314730][ T399] ? __call_rcu_common.constprop.0 (./arch/x86/include/asm/irqflags.h:26 ./arch/x86/include/asm/irqflags.h:109 ./arch/x86/include/asm/irqflags.h:127 kernel/rcu/tree.c:3096) 
[ 29.315123][ T399] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 29.315456][ T399] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 29.315781][ T399] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 29.316105][ T399] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 29.316432][ T399] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 29.316751][ T399] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 29.317079][ T399] __sys_sendmsg (net/socket.c:2700) 
[ 29.317407][ T399] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 29.317798][ T399] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 29.318125][ T399] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 29.318454][ T399] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 29.318775][ T399] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   29.319166][  T399] RIP: 0033:0x7f12d568a1e7
[ 29.319512][ T399] Code: 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b9 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 2e 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 89 54 24 1c 48 89 74 24 10
All code
========
   0:	0e                   	(bad)
   1:	00 f7                	add    %dh,%bh
   3:	d8 64 89 02          	fsubs  0x2(%rcx,%rcx,4)
   7:	48 c7 c0 ff ff ff ff 	mov    $0xffffffffffffffff,%rax
   e:	eb b9                	jmp    0xffffffffffffffc9
  10:	0f 1f 00             	nopl   (%rax)
  13:	f3 0f 1e fa          	endbr64
  17:	64 8b 04 25 18 00 00 	mov    %fs:0x18,%eax
  1e:	00 
  1f:	85 c0                	test   %eax,%eax
  21:	75 10                	jne    0x33
  23:	b8 2e 00 00 00       	mov    $0x2e,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax		<-- trapping instruction
  30:	77 51                	ja     0x83
  32:	c3                   	ret
  33:	48 83 ec 28          	sub    $0x28,%rsp
  37:	89 54 24 1c          	mov    %edx,0x1c(%rsp)
  3b:	48 89 74 24 10       	mov    %rsi,0x10(%rsp)

Code starting with the faulting instruction
===========================================
   0:	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax
   6:	77 51                	ja     0x59
   8:	c3                   	ret
   9:	48 83 ec 28          	sub    $0x28,%rsp
   d:	89 54 24 1c          	mov    %edx,0x1c(%rsp)
  11:	48 89 74 24 10       	mov    %rsi,0x10(%rsp)
[   29.320627][  T399] RSP: 002b:00007ffd74394168 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   29.321105][  T399] RAX: ffffffffffffffda RBX: 00007ffd74394890 RCX: 00007f12d568a1e7
[   29.321586][  T399] RDX: 0000000000000000 RSI: 00007ffd743941d0 RDI: 0000000000000005
[   29.322054][  T399] RBP: 0000000000000008 R08: 00000000000000b0 R09: 0000000000000078
[   29.322531][  T399] R10: 00007f12d5587ee8 R11: 0000000000000246 R12: 00007ffd743948b0


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