======================================
| [   20.700898][  T320] ip_gre: GRE over IPv4 tunneling driver
| [   20.750286][  T319] ------------[ cut here ]------------
| [ 20.750791][ T319] WARNING: CPU: 0 PID: 319 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) 
| [   20.751445][  T319] Modules linked in: ip_gre gre 8021q vrf veth
[   20.752538][  T319] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 20.752962][ T319] 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) 
[ 20.753297][ T319] 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
[   20.754480][  T319] RSP: 0018:ffffc90000657000 EFLAGS: 00010246
[   20.755107][  T319] RAX: 0000000000000000 RBX: ffff88800e924000 RCX: 0000000000000001
[   20.755645][  T319] RDX: 0000000000000000 RSI: ffffffffa269b941 RDI: ffffffffa1e555e0
[   20.756136][  T319] RBP: ffffc900006570e8 R08: ffff88800e924218 R09: 0000000000000000
[   20.756646][  T319] R10: ffffc90000657118 R11: ffffffffa2b79160 R12: 1ffff920000cae04
[   20.757160][  T319] R13: 000000000000ffe7 R14: ffffc90000657118 R15: ffff88800e924218
[   20.757645][  T319] FS:  00007f6f3a28e800(0000) GS:ffff88808acb7000(0000) knlGS:0000000000000000
[   20.758225][  T319] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   20.758635][  T319] CR2: 00007f5f5a5d2000 CR3: 000000000a4ba006 CR4: 0000000000772ef0
[   20.759143][  T319] PKRU: 55555554
[   20.759392][  T319] Call Trace:
[   20.759656][  T319]  <TASK>
[ 20.759819][ T319] ? __pfx_ip_route_output_key_hash (net/ipv4/route.c:2684) 
[ 20.760243][ T319] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 20.760582][ T319] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 20.760912][ T319] netif_set_mtu (net/core/dev.c:9652) 
[ 20.761243][ T319] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 20.761588][ T319] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 20.761851][ T319] ip_tunnel_newlink (net/ipv4/ip_tunnel.c:1246) 
[ 20.762197][ T319] ? __pfx_ip_tunnel_newlink (net/ipv4/ip_tunnel.c:1209) 
[ 20.762536][ T319] ipgre_newlink (net/ipv4/ip_gre.c:1415 (discriminator 4)) ip_gre 
[ 20.762872][ T319] ? __pfx_ipgre_newlink (net/ipv4/ip_gre.c:1401) ip_gre 
[ 20.763264][ T319] ? __pfx_validate_linkmsg (net/core/rtnetlink.c:2660) 
[ 20.763601][ T319] ? rtnl_create_link (net/core/rtnetlink.c:3642) 
[ 20.763932][ T319] rtnl_newlink_create (net/core/rtnetlink.c:3825) 
[ 20.764254][ T319] ? __pfx_rtnl_newlink_create (net/core/rtnetlink.c:3791) 
[ 20.764593][ T319] ? __dev_get_by_name (net/core/dev.c:865) 
[ 20.764912][ T319] ? rtnl_dev_get (net/core/rtnetlink.c:3404) 
[ 20.765237][ T319] ? __pfx_rtnl_dev_get (net/core/rtnetlink.c:3404) 
[ 20.765583][ T319] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 20.765898][ T319] ? reacquire_held_locks (kernel/locking/lockdep.c:5388) 
[ 20.766218][ T319] __rtnl_newlink (net/core/rtnetlink.c:3942) 
[ 20.766556][ T319] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 20.766880][ T319] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 20.767211][ T319] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 20.767549][ T319] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 20.767868][ T319] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 20.768178][ T319] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 20.768506][ T319] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 20.768840][ T319] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 20.769163][ T319] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 20.769481][ T319] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 20.769803][ T319] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 20.770134][ T319] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 20.770449][ T319] ? 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) 
[ 20.770774][ T319] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 20.771096][ T319] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 20.771673][ T319] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 20.772268][ T319] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 20.772606][ T319] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 20.772924][ T319] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 20.773250][ T319] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 20.774262][ T319] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 20.774816][ T319] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 20.775224][ T319] ___sys_sendmsg (net/socket.c:2670) 
[ 20.775544][ T319] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 20.775860][ T319] ? __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) 
[ 20.776272][ T319] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 20.776619][ T319] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 20.776957][ T319] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 20.777282][ T319] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 20.777624][ T319] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 20.777939][ T319] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 20.778262][ T319] __sys_sendmsg (net/socket.c:2700) 
[ 20.778602][ T319] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 20.779008][ T319] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 20.779367][ T319] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 20.779719][ T319] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 20.780066][ T319] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   20.780465][  T319] RIP: 0033:0x7f6f3a45b1e7
[ 20.780835][ T319] Code: Unable to access opcode bytes at 0x7f6f3a45b1bd.

Code starting with the faulting instruction
===========================================
[   20.781243][  T319] RSP: 002b:00007fff569e68a8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   20.781780][  T319] RAX: ffffffffffffffda RBX: 00007fff569e6fd0 RCX: 00007f6f3a45b1e7
[   20.782298][  T319] RDX: 0000000000000000 RSI: 00007fff569e6910 RDI: 0000000000000005
[   20.782829][  T319] RBP: 0000000000000008 R08: 00000000000000b0 R09: 0000000000000078
[   20.783329][  T319] R10: 00007f6f3a358ee8 R11: 0000000000000246 R12: 00007fff569e6ff0
[   20.783852][  T319] R13: 00000000686e478d R14: 0000000000499600 R15: 00007fff569e69f4
| [   21.659904][  T330] ------------[ cut here ]------------
| [ 21.660267][ T330] WARNING: CPU: 0 PID: 330 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) 
| [   21.662116][  T330] Modules linked in: ip_gre gre 8021q vrf veth
| [   21.663203][  T330] Tainted: [W]=WARN
[   21.663466][  T330] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 21.663894][ T330] 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) 
[ 21.664223][ T330] 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
[   21.665380][  T330] RSP: 0018:ffffc900005e7000 EFLAGS: 00010246
[   21.665783][  T330] RAX: 0000000000000000 RBX: ffff88800971c000 RCX: 0000000000000001
[   21.666255][  T330] RDX: 0000000000000000 RSI: ffffffffa269b941 RDI: ffffffffa1e555e0
[   21.666735][  T330] RBP: ffffc900005e70e8 R08: ffff88800971c218 R09: 0000000000000000
[   21.667212][  T330] R10: ffffc900005e7118 R11: ffffffffa2b79160 R12: 1ffff920000bce04
[   21.667702][  T330] R13: 000000000000ffe7 R14: ffffc900005e7118 R15: ffff88800971c218
[   21.668176][  T330] FS:  00007f705fcef800(0000) GS:ffff88808acb7000(0000) knlGS:0000000000000000
[   21.668778][  T330] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   21.669199][  T330] CR2: 00000000004e7390 CR3: 0000000009622002 CR4: 0000000000772ef0
[   21.669686][  T330] PKRU: 55555554
[   21.669924][  T330] Call Trace:
[   21.670180][  T330]  <TASK>
[ 21.670345][ T330] ? __pfx_ip_route_output_key_hash (net/ipv4/route.c:2684) 
[ 21.670757][ T330] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 21.671080][ T330] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 21.671411][ T330] netif_set_mtu (net/core/dev.c:9652) 
[ 21.671763][ T330] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 21.672124][ T330] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 21.672367][ T330] ip_tunnel_newlink (net/ipv4/ip_tunnel.c:1246) 
[ 21.672693][ T330] ? __pfx_ip_tunnel_newlink (net/ipv4/ip_tunnel.c:1209) 
[ 21.673020][ T330] ipgre_newlink (net/ipv4/ip_gre.c:1415 (discriminator 4)) ip_gre 
[ 21.673347][ T330] ? __pfx_ipgre_newlink (net/ipv4/ip_gre.c:1401) ip_gre 
[ 21.673797][ T330] ? __pfx_validate_linkmsg (net/core/rtnetlink.c:2660) 
[ 21.674123][ T330] ? rtnl_create_link (net/core/rtnetlink.c:3642) 
[ 21.674446][ T330] rtnl_newlink_create (net/core/rtnetlink.c:3825) 
[ 21.674796][ T330] ? __pfx_rtnl_newlink_create (net/core/rtnetlink.c:3791) 
[ 21.675110][ T330] ? __dev_get_by_name (net/core/dev.c:865) 
[ 21.675438][ T330] ? rtnl_dev_get (net/core/rtnetlink.c:3404) 
[ 21.675761][ T330] ? __pfx_rtnl_dev_get (net/core/rtnetlink.c:3404) 
[ 21.676084][ T330] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 21.676401][ T330] ? reacquire_held_locks (kernel/locking/lockdep.c:5388) 
[ 21.676730][ T330] __rtnl_newlink (net/core/rtnetlink.c:3942) 
[ 21.677057][ T330] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 21.677377][ T330] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 21.677726][ T330] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 21.678052][ T330] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 21.678383][ T330] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 21.678707][ T330] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 21.679039][ T330] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 21.679365][ T330] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 21.679696][ T330] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 21.680015][ T330] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 21.680342][ T330] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 21.680680][ T330] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 21.680992][ T330] ? 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) 
[ 21.681308][ T330] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 21.681633][ T330] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 21.681960][ T330] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 21.682279][ T330] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 21.682606][ T330] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 21.682927][ T330] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 21.683253][ T330] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 21.683599][ T330] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 21.683912][ T330] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 21.684314][ T330] ___sys_sendmsg (net/socket.c:2670) 
[ 21.684630][ T330] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 21.684961][ T330] ? __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) 
[ 21.685357][ T330] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 21.685688][ T330] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 21.686011][ T330] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 21.686330][ T330] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 21.686670][ T330] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 21.686983][ T330] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 21.687306][ T330] __sys_sendmsg (net/socket.c:2700) 
[ 21.687622][ T330] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 21.688033][ T330] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 21.688365][ T330] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 21.688700][ T330] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 21.689056][ T330] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   21.689510][  T330] RIP: 0033:0x7f705febc1e7
[ 21.689880][ T330] 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)
[   21.691044][  T330] RSP: 002b:00007ffeeb763168 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   21.691536][  T330] RAX: ffffffffffffffda RBX: 00007ffeeb763890 RCX: 00007f705febc1e7
[   21.692016][  T330] RDX: 0000000000000000 RSI: 00007ffeeb7631d0 RDI: 0000000000000005
[   21.692483][  T330] RBP: 0000000000000008 R08: 00000000000000b0 R09: 0000000000000078
[   21.692966][  T330] R10: 00007f705fdb9ee8 R11: 0000000000000246 R12: 00007ffeeb7638b0
[   21.693446][  T330] R13: 00000000686e478e R14: 0000000000499600 R15: 00007ffeeb7632b4
| [   24.571934][  T358] ------------[ cut here ]------------
| [ 24.572307][ T358] WARNING: CPU: 1 PID: 358 at ./include/net/netdev_lock.h:17 netif_set_mtu_ext (./include/net/netdev_lock.h:17 ./include/net/netdev_lock.h:15 ./include/net/netdev_lock.h:25 net/core/dev.c:9610) 
| [   24.572974][  T358] Modules linked in: ip_gre gre 8021q vrf veth
| [   24.574084][  T358] Tainted: [W]=WARN
[   24.574339][  T358] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 24.574781][ T358] RIP: 0010:netif_set_mtu_ext (./include/net/netdev_lock.h:17 ./include/net/netdev_lock.h:15 ./include/net/netdev_lock.h:25 net/core/dev.c:9610) 
[ 24.575184][ T358] 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
[   24.576599][  T358] RSP: 0018:ffffc900006c7000 EFLAGS: 00010246
[   24.577018][  T358] RAX: 0000000000000000 RBX: ffff888006099000 RCX: 0000000000000001
[   24.577510][  T358] RDX: 0000000000000000 RSI: ffffffffa269b941 RDI: ffffffffa1e555e0
[   24.578161][  T358] RBP: ffffc900006c70e8 R08: ffff888006099218 R09: 0000000000000000
[   24.578800][  T358] R10: ffffc900006c7118 R11: ffffffffa2b79160 R12: 1ffff920000d8e04
[   24.579298][  T358] R13: 000000000000ffe7 R14: ffffc900006c7118 R15: ffff888006099218
[   24.579926][  T358] FS:  00007fc996827800(0000) GS:ffff88808ad37000(0000) knlGS:0000000000000000
[   24.580498][  T358] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   24.581067][  T358] CR2: 00000000004e73d0 CR3: 000000000d73b002 CR4: 0000000000772ef0
[   24.581742][  T358] PKRU: 55555554
[   24.582012][  T358] Call Trace:
[   24.582260][  T358]  <TASK>
[ 24.582425][ T358] ? __pfx_ip_route_output_key_hash (net/ipv4/route.c:2684) 
[ 24.583031][ T358] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 24.583371][ T358] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 24.583854][ T358] netif_set_mtu (net/core/dev.c:9652) 
[ 24.584179][ T358] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 24.584669][ T358] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 24.584916][ T358] ip_tunnel_newlink (net/ipv4/ip_tunnel.c:1246) 
[ 24.585241][ T358] ? __pfx_ip_tunnel_newlink (net/ipv4/ip_tunnel.c:1209) 
[ 24.585718][ T358] ipgre_newlink (net/ipv4/ip_gre.c:1415 (discriminator 4)) ip_gre 
[ 24.586058][ T358] ? __pfx_ipgre_newlink (net/ipv4/ip_gre.c:1401) ip_gre 
[ 24.586469][ T358] ? __pfx_validate_linkmsg (net/core/rtnetlink.c:2660) 
[ 24.586852][ T358] ? rtnl_create_link (net/core/rtnetlink.c:3642) 
[ 24.587180][ T358] rtnl_newlink_create (net/core/rtnetlink.c:3825) 
[ 24.587505][ T358] ? __pfx_rtnl_newlink_create (net/core/rtnetlink.c:3791) 
[ 24.587833][ T358] ? __dev_get_by_name (net/core/dev.c:865) 
[ 24.588161][ T358] ? rtnl_dev_get (net/core/rtnetlink.c:3404) 
[ 24.588503][ T358] ? __pfx_rtnl_dev_get (net/core/rtnetlink.c:3404) 
[ 24.588846][ T358] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 24.589172][ T358] ? reacquire_held_locks (kernel/locking/lockdep.c:5388) 
[ 24.589508][ T358] __rtnl_newlink (net/core/rtnetlink.c:3942) 
[ 24.589859][ T358] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 24.590194][ T358] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 24.590554][ T358] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 24.590886][ T358] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 24.591218][ T358] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 24.591551][ T358] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 24.591885][ T358] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 24.592218][ T358] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 24.592558][ T358] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 24.592886][ T358] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 24.593215][ T358] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 24.593574][ T358] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 24.593901][ T358] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 ./include/net/netns/generic.h:48 net/netlink/af_netlink.c:333) 
[ 24.594231][ T358] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 24.594582][ T358] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 24.594910][ T358] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 24.595243][ T358] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 24.595584][ T358] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 24.595920][ T358] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 24.596252][ T358] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 24.596590][ T358] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 24.596914][ T358] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 24.597334][ T358] ___sys_sendmsg (net/socket.c:2670) 
[ 24.597668][ T358] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 24.597996][ T358] ? __call_rcu_common.constprop.0 (./arch/x86/include/asm/irqflags.h:26 ./arch/x86/include/asm/irqflags.h:109 ./arch/x86/include/asm/irqflags.h:127 kernel/rcu/tree.c:3096) 
[ 24.598408][ T358] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 24.598761][ T358] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 24.599095][ T358] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 24.599427][ T358] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 24.599766][ T358] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 24.600089][ T358] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 24.600418][ T358] __sys_sendmsg (net/socket.c:2700) 
[ 24.600753][ T358] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 24.601161][ T358] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 24.601524][ T358] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 24.601880][ T358] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 24.602214][ T358] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   24.602637][  T358] RIP: 0033:0x7fc9969f41e7
[ 24.602975][ T358] Code: 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b9 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 2e 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 89 54 24 1c 48 89 74 24 10
All code
========
   0:	0e                   	(bad)
   1:	00 f7                	add    %dh,%bh
   3:	d8 64 89 02          	fsubs  0x2(%rcx,%rcx,4)
   7:	48 c7 c0 ff ff ff ff 	mov    $0xffffffffffffffff,%rax
   e:	eb b9                	jmp    0xffffffffffffffc9
  10:	0f 1f 00             	nopl   (%rax)
  13:	f3 0f 1e fa          	endbr64
  17:	64 8b 04 25 18 00 00 	mov    %fs:0x18,%eax
  1e:	00 
  1f:	85 c0                	test   %eax,%eax
  21:	75 10                	jne    0x33
  23:	b8 2e 00 00 00       	mov    $0x2e,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax		<-- trapping instruction
  30:	77 51                	ja     0x83
  32:	c3                   	ret
  33:	48 83 ec 28          	sub    $0x28,%rsp
  37:	89 54 24 1c          	mov    %edx,0x1c(%rsp)
  3b:	48 89 74 24 10       	mov    %rsi,0x10(%rsp)

Code starting with the faulting instruction
===========================================
   0:	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax
   6:	77 51                	ja     0x59
   8:	c3                   	ret
   9:	48 83 ec 28          	sub    $0x28,%rsp
   d:	89 54 24 1c          	mov    %edx,0x1c(%rsp)
  11:	48 89 74 24 10       	mov    %rsi,0x10(%rsp)
[   24.604157][  T358] RSP: 002b:00007ffe200d2068 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   24.604658][  T358] RAX: ffffffffffffffda RBX: 00007ffe200d2790 RCX: 00007fc9969f41e7
[   24.605138][  T358] RDX: 0000000000000000 RSI: 00007ffe200d20d0 RDI: 0000000000000005
[   24.605626][  T358] RBP: 0000000000000008 R08: 00000000000000b0 R09: 0000000000000078
[   24.606105][  T358] R10: 00007fc9968f1ee8 R11: 0000000000000246 R12: 00007ffe200d27b0
[   24.606603][  T358] R13: 00000000686e4791 R14: 0000000000499600 R15: 00007ffe200d21b4
| [   25.304362][  T365] ------------[ cut here ]------------
| [ 25.304902][ T365] WARNING: CPU: 1 PID: 365 at ./include/net/netdev_lock.h:17 netif_set_mtu_ext (./include/net/netdev_lock.h:17 ./include/net/netdev_lock.h:15 ./include/net/netdev_lock.h:25 net/core/dev.c:9610) 
| [   25.305639][  T365] Modules linked in: ip_gre gre 8021q vrf veth
| [   25.307008][  T365] Tainted: [W]=WARN
[   25.307261][  T365] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 25.307734][ T365] RIP: 0010:netif_set_mtu_ext (./include/net/netdev_lock.h:17 ./include/net/netdev_lock.h:15 ./include/net/netdev_lock.h:25 net/core/dev.c:9610) 
[ 25.308284][ T365] 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
[   25.309563][  T365] RSP: 0018:ffffc90000587000 EFLAGS: 00010246
[   25.310057][  T365] RAX: 0000000000000000 RBX: ffff888004d24000 RCX: 0000000000000001
[   25.310617][  T365] RDX: 0000000000000000 RSI: ffffffffa269b941 RDI: ffffffffa1e555e0
[   25.311115][  T365] RBP: ffffc900005870e8 R08: ffff888004d24218 R09: 0000000000000000
[   25.311603][  T365] R10: ffffc90000587118 R11: ffffffffa2b79160 R12: 1ffff920000b0e04
[   25.312096][  T365] R13: 000000000000ffe7 R14: ffffc90000587118 R15: ffff888004d24218
[   25.312578][  T365] FS:  00007ff4396ac800(0000) GS:ffff88808ad37000(0000) knlGS:0000000000000000
[   25.313147][  T365] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   25.313556][  T365] CR2: 00000000004e73d0 CR3: 000000000d745006 CR4: 0000000000772ef0
[   25.314039][  T365] PKRU: 55555554
[   25.314274][  T365] Call Trace:
[   25.314508][  T365]  <TASK>
[ 25.314691][ T365] ? __pfx_ip_route_output_key_hash (net/ipv4/route.c:2684) 
[ 25.315113][ T365] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 25.315432][ T365] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 25.315773][ T365] netif_set_mtu (net/core/dev.c:9652) 
[ 25.316202][ T365] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 25.316556][ T365] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 25.316797][ T365] ip_tunnel_newlink (net/ipv4/ip_tunnel.c:1246) 
[ 25.317314][ T365] ? __pfx_ip_tunnel_newlink (net/ipv4/ip_tunnel.c:1209) 
[ 25.317775][ T365] ipgre_newlink (net/ipv4/ip_gre.c:1415 (discriminator 4)) ip_gre 
[ 25.318162][ T365] ? __pfx_ipgre_newlink (net/ipv4/ip_gre.c:1401) ip_gre 
[ 25.318644][ T365] ? __pfx_validate_linkmsg (net/core/rtnetlink.c:2660) 
[ 25.319078][ T365] ? rtnl_create_link (net/core/rtnetlink.c:3642) 
[ 25.319401][ T365] rtnl_newlink_create (net/core/rtnetlink.c:3825) 
[ 25.319735][ T365] ? __pfx_rtnl_newlink_create (net/core/rtnetlink.c:3791) 
[ 25.320200][ T365] ? __dev_get_by_name (net/core/dev.c:865) 
[ 25.320604][ T365] ? rtnl_dev_get (net/core/rtnetlink.c:3404) 
[ 25.320937][ T365] ? __pfx_rtnl_dev_get (net/core/rtnetlink.c:3404) 
[ 25.321260][ T365] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 25.321591][ T365] ? reacquire_held_locks (kernel/locking/lockdep.c:5388) 
[ 25.321940][ T365] __rtnl_newlink (net/core/rtnetlink.c:3942) 
[ 25.322264][ T365] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 25.322608][ T365] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 25.322964][ T365] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 25.323274][ T365] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 25.323606][ T365] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 25.323935][ T365] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 25.324255][ T365] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 25.324582][ T365] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 25.324915][ T365] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 25.325230][ T365] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 25.325554][ T365] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 25.325963][ T365] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 25.326366][ T365] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 ./include/net/netns/generic.h:48 net/netlink/af_netlink.c:333) 
[ 25.326841][ T365] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 25.327287][ T365] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 25.327752][ T365] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 25.328309][ T365] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 25.328664][ T365] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 25.329107][ T365] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 25.329550][ T365] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 25.330049][ T365] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 25.330427][ T365] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 25.330867][ T365] ___sys_sendmsg (net/socket.c:2670) 
[ 25.331193][ T365] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 25.331507][ T365] ? __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) 
[ 25.331942][ T365] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 25.332281][ T365] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 25.332634][ T365] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 25.332983][ T365] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 25.333314][ T365] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 25.333655][ T365] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 25.334006][ T365] __sys_sendmsg (net/socket.c:2700) 
[ 25.334334][ T365] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 25.334781][ T365] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 25.335196][ T365] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 25.335627][ T365] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 25.335987][ T365] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   25.336399][  T365] RIP: 0033:0x7ff4398791e7
[ 25.336753][ T365] Code: 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b9 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 2e 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 89 54 24 1c 48 89 74 24 10
All code
========
   0:	0e                   	(bad)
   1:	00 f7                	add    %dh,%bh
   3:	d8 64 89 02          	fsubs  0x2(%rcx,%rcx,4)
   7:	48 c7 c0 ff ff ff ff 	mov    $0xffffffffffffffff,%rax
   e:	eb b9                	jmp    0xffffffffffffffc9
  10:	0f 1f 00             	nopl   (%rax)
  13:	f3 0f 1e fa          	endbr64
  17:	64 8b 04 25 18 00 00 	mov    %fs:0x18,%eax
  1e:	00 
  1f:	85 c0                	test   %eax,%eax
  21:	75 10                	jne    0x33
  23:	b8 2e 00 00 00       	mov    $0x2e,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax		<-- trapping instruction
  30:	77 51                	ja     0x83
  32:	c3                   	ret
  33:	48 83 ec 28          	sub    $0x28,%rsp
  37:	89 54 24 1c          	mov    %edx,0x1c(%rsp)
  3b:	48 89 74 24 10       	mov    %rsi,0x10(%rsp)

Code starting with the faulting instruction
===========================================
   0:	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax
   6:	77 51                	ja     0x59
   8:	c3                   	ret
   9:	48 83 ec 28          	sub    $0x28,%rsp
   d:	89 54 24 1c          	mov    %edx,0x1c(%rsp)
  11:	48 89 74 24 10       	mov    %rsi,0x10(%rsp)
[   25.338393][  T365] RSP: 002b:00007ffd3a217e78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   25.339021][  T365] RAX: ffffffffffffffda RBX: 00007ffd3a2185a0 RCX: 00007ff4398791e7
[   25.339533][  T365] RDX: 0000000000000000 RSI: 00007ffd3a217ee0 RDI: 0000000000000005
[   25.340131][  T365] RBP: 0000000000000008 R08: 00000000000000b0 R09: 0000000000000078
[   25.340644][  T365] R10: 00007ff439776ee8 R11: 0000000000000246 R12: 00007ffd3a2185c0


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