======================================
| [   83.640572][ T1037] ip_gre: GRE over IPv4 tunneling driver
| [   83.685243][ T1036] ------------[ cut here ]------------
| [ 83.685694][ T1036] WARNING: CPU: 2 PID: 1036 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) 
| [   83.686331][ T1036] Modules linked in: ip_gre gre cls_u32 sch_htb
[   83.687309][ T1036] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 83.687697][ T1036] 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) 
[ 83.688012][ T1036] 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
[   83.689086][ T1036] RSP: 0018:ffffc900005478e0 EFLAGS: 00010246
[   83.689479][ T1036] RAX: 0000000000000000 RBX: ffff888009bfc000 RCX: 0000000000000001
[   83.689933][ T1036] RDX: 0000000000000000 RSI: ffffffff9e310751 RDI: ffffffff9da58280
[   83.690401][ T1036] RBP: ffffc900005479c8 R08: ffff888009bfc218 R09: 0000000000000000
[   83.690852][ T1036] R10: ffffc900005479f8 R11: ffffffff9ed8d1e0 R12: 1ffff920000a8f20
[   83.691312][ T1036] R13: 00000000000005c4 R14: ffffc900005479f8 R15: ffffffffa18feb80
[   83.691765][ T1036] FS:  00007ff326661800(0000) GS:ffff8880cc699000(0000) knlGS:0000000000000000
[   83.692304][ T1036] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   83.692689][ T1036] CR2: 00007ffe25b9bfc8 CR3: 0000000011671004 CR4: 0000000000772ef0
[   83.693290][ T1036] PKRU: 55555554
[   83.693527][ T1036] Call Trace:
[   83.693759][ T1036]  <TASK>
[ 83.693923][ T1036] ? __pfx_ip_route_output_key_hash (net/ipv4/route.c:2684) 
[ 83.694318][ T1036] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 83.694632][ T1036] ? rtmsg_ifinfo (net/core/rtnetlink.c:4445 net/core/rtnetlink.c:4443) 
[ 83.694945][ T1036] netif_set_mtu (net/core/dev.c:9652) 
[ 83.695261][ T1036] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 83.695588][ T1036] ? cap_capable (security/commoncap.c:132) 
[ 83.695904][ T1036] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 83.696151][ T1036] ip_tunnel_ctl (net/ipv4/ip_tunnel.c:344 net/ipv4/ip_tunnel.c:944) 
[ 83.696468][ T1036] ipgre_tunnel_ctl (net/ipv4/ip_gre.c:839) ip_gre 
[ 83.696786][ T1036] ip_tunnel_siocdevprivate (net/ipv4/ip_tunnel.c:1061) 
[ 83.697090][ T1036] ? __pfx_ip_tunnel_siocdevprivate (net/ipv4/ip_tunnel.c:1055) 
[ 83.697494][ T1036] ? __mutex_trylock_common (./arch/x86/include/asm/atomic64_64.h:101 ./include/linux/atomic/atomic-arch-fallback.h:4296 ./include/linux/atomic/atomic-long.h:1482 ./include/linux/atomic/atomic-instrumented.h:4458 kernel/locking/mutex.c:113) 
[ 83.697806][ T1036] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 83.698119][ T1036] dev_ifsioc (net/core/dev_ioctl.c:521 net/core/dev_ioctl.c:633) 
[ 83.698437][ T1036] ? __pfx_dev_ifsioc (net/core/dev_ioctl.c:553) 
[ 83.698744][ T1036] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 83.699053][ T1036] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 83.699372][ T1036] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 83.699680][ T1036] ? cap_capable (security/commoncap.c:132) 
[ 83.699986][ T1036] ? trace_cap_capable (./arch/x86/include/asm/bitops.h:227 ./arch/x86/include/asm/bitops.h:239 ./include/asm-generic/bitops/instrumented-non-atomic.h:142 ./include/linux/cpumask.h:638 ./include/linux/cpumask.h:1197 ./include/trace/events/capability.h:26) 
[ 83.700307][ T1036] dev_ioctl (net/core/dev_ioctl.c:851) 
[ 83.700545][ T1036] sock_ioctl (net/socket.c:1284) 
[ 83.700780][ T1036] ? __pfx_sock_ioctl (net/socket.c:1266) 
[ 83.701087][ T1036] ? fd_install (./arch/x86/include/asm/preempt.h:104 ./include/linux/rcupdate.h:955 fs/file.c:661) 
[ 83.701407][ T1036] ? __pfx___sys_socket (net/socket.c:1727) 
[ 83.701719][ T1036] __x64_sys_ioctl (fs/ioctl.c:52 fs/ioctl.c:907 fs/ioctl.c:893 fs/ioctl.c:893) 
[ 83.702026][ T1036] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 83.702346][ T1036] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   83.702725][ T1036] RIP: 0033:0x7ff326821e4b
[ 83.703047][ T1036] Code: Unable to access opcode bytes at 0x7ff326821e21.

Code starting with the faulting instruction
===========================================
[   83.703447][ T1036] RSP: 002b:00007ffdcb4d2aa8 EFLAGS: 00000202 ORIG_RAX: 0000000000000010
[   83.703912][ T1036] RAX: ffffffffffffffda RBX: 00000000000089f1 RCX: 00007ff326821e4b
[   83.704375][ T1036] RDX: 00007ffdcb4d2ab0 RSI: 00000000000089f1 RDI: 0000000000000006
[   83.704836][ T1036] RBP: 0000000000000006 R08: 0000000000000001 R09: 0000000000000000
[   83.705297][ T1036] R10: 00007ff32672fd70 R11: 0000000000000202 R12: 00007ffdcb4d2d00
[   83.705747][ T1036] R13: 00007ffdcb4d2ab0 R14: 00007ffdcb4d39b7 R15: 0000000000000000
| [   86.270812][ T1077] ------------[ cut here ]------------
| [ 86.271314][ T1077] WARNING: CPU: 2 PID: 1077 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) 
| [   86.271934][ T1077] Modules linked in: ip_gre gre cls_u32 sch_htb
| [   86.273033][ T1077] Tainted: [W]=WARN
[   86.273597][ T1077] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 86.273993][ T1077] 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) 
[ 86.274339][ T1077] 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
[   86.275450][ T1077] RSP: 0018:ffffc90000637000 EFLAGS: 00010246
[   86.275850][ T1077] RAX: 0000000000000000 RBX: ffff88800c251000 RCX: 0000000000000001
[   86.276351][ T1077] RDX: 0000000000000000 RSI: ffffffff9e310751 RDI: ffffffff9da58280
[   86.276824][ T1077] RBP: ffffc900006370e8 R08: ffff88800c251218 R09: 0000000000000000
[   86.277305][ T1077] R10: ffffc90000637118 R11: ffffffff9ed8d1e0 R12: 1ffff920000c6e04
[   86.277770][ T1077] R13: 00000000000005ae R14: ffffc90000637118 R15: ffff88800c251218
[   86.278244][ T1077] FS:  00007f6b1663f800(0000) GS:ffff8880cc699000(0000) knlGS:0000000000000000
[   86.278790][ T1077] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   86.279185][ T1077] CR2: 00000000004200f0 CR3: 00000000119d6005 CR4: 0000000000772ef0
[   86.279666][ T1077] PKRU: 55555554
[   86.279907][ T1077] Call Trace:
[   86.280147][ T1077]  <TASK>
[ 86.280334][ T1077] ? __pfx_ip_route_output_key_hash (net/ipv4/route.c:2684) 
[ 86.280935][ T1077] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 86.281278][ T1077] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 86.281601][ T1077] ? crng_make_state (drivers/char/random.c:393 (discriminator 1)) 
[ 86.281917][ T1077] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4475) 
[ 86.282249][ T1077] netif_set_mtu (net/core/dev.c:9652) 
[ 86.282564][ T1077] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 86.282893][ T1077] ? dev_addr_mod (net/core/dev_addr_lists.c:584) 
[ 86.283223][ T1077] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 86.283469][ T1077] ip_tunnel_newlink (net/ipv4/ip_tunnel.c:1246) 
[ 86.283788][ T1077] ? __pfx_ip_tunnel_newlink (net/ipv4/ip_tunnel.c:1209) 
[ 86.284114][ T1077] ipgre_newlink (net/ipv4/ip_gre.c:1415 (discriminator 4)) ip_gre 
[ 86.284455][ T1077] ? __pfx_ipgre_newlink (net/ipv4/ip_gre.c:1401) ip_gre 
[ 86.284852][ T1077] ? __pfx_validate_linkmsg (net/core/rtnetlink.c:2660) 
[ 86.285177][ T1077] ? rtnl_create_link (net/core/rtnetlink.c:3642) 
[ 86.285509][ T1077] rtnl_newlink_create (net/core/rtnetlink.c:3825) 
[ 86.285829][ T1077] ? __pfx_rtnl_newlink_create (net/core/rtnetlink.c:3791) 
[ 86.286152][ T1077] ? __dev_get_by_name (net/core/dev.c:865) 
[ 86.286482][ T1077] ? rtnl_dev_get (net/core/rtnetlink.c:3404) 
[ 86.286796][ T1077] ? __pfx_rtnl_dev_get (net/core/rtnetlink.c:3404) 
[ 86.287119][ T1077] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 86.287451][ T1077] __rtnl_newlink (net/core/rtnetlink.c:3942) 
[ 86.287780][ T1077] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 86.288100][ T1077] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 86.288462][ T1077] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 86.288777][ T1077] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 86.289097][ T1077] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 86.289422][ T1077] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 86.289741][ T1077] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 86.290064][ T1077] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 86.290394][ T1077] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 86.290709][ T1077] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 86.291025][ T1077] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 86.291360][ T1077] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 86.291676][ T1077] ? 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) 
[ 86.291991][ T1077] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[ 86.292332][ T1077] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 86.292655][ T1077] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 86.292977][ T1077] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 86.293310][ T1077] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 86.293630][ T1077] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 86.293950][ T1077] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 86.294283][ T1077] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 86.294595][ T1077] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 86.294999][ T1077] ___sys_sendmsg (net/socket.c:2670) 
[ 86.295329][ T1077] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 86.295646][ T1077] ? __pfx_handle_pte_fault (mm/memory.c:6026) 
[ 86.295964][ T1077] ? mt_find (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 lib/maple_tree.c:6937) 
[ 86.296234][ T1077] ? __handle_mm_fault (mm/memory.c:6212) 
[ 86.296557][ T1077] ? __pfx___handle_mm_fault (mm/memory.c:6121) 
[ 86.296871][ T1077] ? mt_find (lib/maple_tree.c:6938) 
[ 86.297130][ T1077] __sys_sendmsg (net/socket.c:2700) 
[ 86.297459][ T1077] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 86.297772][ T1077] ? do_user_addr_fault (./include/linux/mmap_lock.h:440 arch/x86/mm/fault.c:1415) 
[ 86.298094][ T1077] ? do_user_addr_fault (./include/linux/mmap_lock.h:440 arch/x86/mm/fault.c:1415) 
[ 86.298422][ T1077] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 86.298742][ T1077] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 86.299061][ T1077] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   86.299456][ T1077] RIP: 0033:0x7f6b1680c1e7
[ 86.299782][ T1077] 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)
[   86.300897][ T1077] RSP: 002b:00007ffeee532488 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   86.301386][ T1077] RAX: ffffffffffffffda RBX: 00007ffeee532bc0 RCX: 00007f6b1680c1e7
[   86.301852][ T1077] RDX: 0000000000000000 RSI: 00007ffeee5324f0 RDI: 0000000000000005
[   86.302326][ T1077] RBP: 0000000000000007 R08: 00000000000000b4 R09: 0000000000000000
[   86.302794][ T1077] R10: 00007f6b167046f8 R11: 0000000000000246 R12: 00007ffeee532be0
[   86.303268][ T1077] R13: 00000000686e7bec R14: 0000000000499600 R15: 00007ffeee5325e0
| [   86.895965][ T1085] ------------[ cut here ]------------
| [ 86.896387][ T1085] WARNING: CPU: 2 PID: 1085 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) 
| [   86.897003][ T1085] Modules linked in: ip_gre gre cls_u32 sch_htb
| [   86.898050][ T1085] Tainted: [W]=WARN
[   86.898305][ T1085] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 86.898704][ T1085] 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) 
[ 86.899034][ T1085] 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
[   86.900138][ T1085] RSP: 0018:ffffc90000627000 EFLAGS: 00010246
[   86.900560][ T1085] RAX: 0000000000000000 RBX: ffff88800210c000 RCX: 0000000000000001
[   86.901031][ T1085] RDX: 0000000000000000 RSI: ffffffff9e310751 RDI: ffffffff9da58280
[   86.901513][ T1085] RBP: ffffc900006270e8 R08: ffff88800210c218 R09: 0000000000000000
[   86.901985][ T1085] R10: ffffc90000627118 R11: 5eb5057b11fd1455 R12: 1ffff920000c4e04
[   86.902459][ T1085] R13: 00000000000005b6 R14: ffffc90000627118 R15: ffff88800210c218
[   86.902928][ T1085] FS:  00007efc02197800(0000) GS:ffff8880cc699000(0000) knlGS:0000000000000000
[   86.903487][ T1085] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   86.903883][ T1085] CR2: 0000000000436890 CR3: 0000000002671003 CR4: 0000000000772ef0
[   86.904363][ T1085] PKRU: 55555554
[   86.904603][ T1085] Call Trace:
[   86.904845][ T1085]  <TASK>
[ 86.905014][ T1085] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 86.905347][ T1085] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 86.905672][ T1085] ? crng_make_state (drivers/char/random.c:393 (discriminator 1)) 
[ 86.905995][ T1085] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4475) 
[ 86.906333][ T1085] netif_set_mtu (net/core/dev.c:9652) 
[ 86.906647][ T1085] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 86.906978][ T1085] ? dev_addr_mod (net/core/dev_addr_lists.c:584) 
[ 86.907304][ T1085] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 86.907549][ T1085] ip_tunnel_newlink (net/ipv4/ip_tunnel.c:1246) 
[ 86.907863][ T1085] ? __pfx_ip_tunnel_newlink (net/ipv4/ip_tunnel.c:1209) 
[ 86.908187][ T1085] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 86.908517][ T1085] ipgre_newlink (net/ipv4/ip_gre.c:1415 (discriminator 4)) ip_gre 
[ 86.908840][ T1085] ? __pfx_ipgre_newlink (net/ipv4/ip_gre.c:1401) ip_gre 
[ 86.909238][ T1085] ? __pfx_validate_linkmsg (net/core/rtnetlink.c:2660) 
[ 86.909566][ T1085] ? rtnl_create_link (net/core/rtnetlink.c:3642) 
[ 86.909882][ T1085] rtnl_newlink_create (net/core/rtnetlink.c:3825) 
[ 86.910213][ T1085] ? __pfx_rtnl_newlink_create (net/core/rtnetlink.c:3791) 
[ 86.910532][ T1085] ? __dev_get_by_name (net/core/dev.c:865) 
[ 86.910849][ T1085] ? rtnl_dev_get (net/core/rtnetlink.c:3404) 
[ 86.911164][ T1085] ? __pfx_rtnl_dev_get (net/core/rtnetlink.c:3404) 
[ 86.911495][ T1085] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 86.911807][ T1085] ? reacquire_held_locks (kernel/locking/lockdep.c:5388) 
[ 86.912128][ T1085] __rtnl_newlink (net/core/rtnetlink.c:3942) 
[ 86.912466][ T1085] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 86.912792][ T1085] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 86.913121][ T1085] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 86.913446][ T1085] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 86.913765][ T1085] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 86.914077][ T1085] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 86.914408][ T1085] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 86.914729][ T1085] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 86.915051][ T1085] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 86.915381][ T1085] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 86.915698][ T1085] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 86.916031][ T1085] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 86.916359][ T1085] ? 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) 
[ 86.916677][ T1085] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[ 86.916999][ T1085] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 86.917326][ T1085] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 86.917653][ T1085] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 86.917972][ T1085] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 86.918300][ T1085] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 86.918622][ T1085] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 86.918940][ T1085] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 86.919266][ T1085] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 86.919674][ T1085] ___sys_sendmsg (net/socket.c:2670) 
[ 86.919995][ T1085] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 86.920321][ T1085] ? __pfx_handle_pte_fault (mm/memory.c:6026) 
[ 86.920639][ T1085] ? reacquire_held_locks (kernel/locking/lockdep.c:5388) 
[ 86.920954][ T1085] ? do_user_addr_fault (arch/x86/mm/fault.c:1327) 
[ 86.921283][ T1085] ? __handle_mm_fault (mm/memory.c:6212) 
[ 86.921600][ T1085] ? __pfx___handle_mm_fault (mm/memory.c:6121) 
[ 86.921917][ T1085] ? lock_vma_under_rcu (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 mm/mmap_lock.c:171) 
[ 86.922263][ T1085] __sys_sendmsg (net/socket.c:2700) 
[ 86.922578][ T1085] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 86.922894][ T1085] ? 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) 
[ 86.923226][ T1085] ? 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) 
[ 86.923545][ T1085] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 86.923863][ T1085] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 86.924177][ T1085] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   86.924580][ T1085] RIP: 0033:0x7efc023641e7
[ 86.924904][ T1085] 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)
[   86.926017][ T1085] RSP: 002b:00007ffc86775bc8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   86.926503][ T1085] RAX: ffffffffffffffda RBX: 00007ffc86776300 RCX: 00007efc023641e7
[   86.926970][ T1085] RDX: 0000000000000000 RSI: 00007ffc86775c30 RDI: 0000000000000005
[   86.927447][ T1085] RBP: 0000000000000001 R08: 0000000000000048 R09: 0000000000000000
[   86.927913][ T1085] R10: 00007efc0225c6f8 R11: 0000000000000246 R12: 00007ffc86776320
[   86.928392][ T1085] R13: 00000000686e7bed R14: 0000000000499600 R15: 00007ffc86775d20
| [   91.022366][ T1132] ------------[ cut here ]------------
| [ 91.022809][ T1132] WARNING: CPU: 2 PID: 1132 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) 
| [   91.023533][ T1132] Modules linked in: ip6_gre ip_gre gre cls_u32 sch_htb
| [   91.024727][ T1132] Tainted: [W]=WARN
[   91.025011][ T1132] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 91.025466][ T1132] 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) 
[ 91.025842][ T1132] 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
[   91.027101][ T1132] RSP: 0018:ffffc90002637000 EFLAGS: 00010246
[   91.027564][ T1132] RAX: 0000000000000000 RBX: ffff88800fd5c000 RCX: 0000000000000001
[   91.028091][ T1132] RDX: 0000000000000000 RSI: ffffffff9e310751 RDI: ffffffff9da58280
[   91.028631][ T1132] RBP: ffffc900026370e8 R08: ffff88800fd5c218 R09: 0000000000000000
[   91.029164][ T1132] R10: ffffc90002637118 R11: ffffffff9ed8d1e0 R12: 1ffff920004c6e04
[   91.029712][ T1132] R13: 00000000000005aa R14: ffffc90002637118 R15: ffff88800fd5c218
[   91.030254][ T1132] FS:  00007fc6610c1800(0000) GS:ffff8880cc699000(0000) knlGS:0000000000000000
[   91.030868][ T1132] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   91.031329][ T1132] CR2: 00007fc6611c1130 CR3: 00000000034b4005 CR4: 0000000000772ef0
[   91.031866][ T1132] PKRU: 55555554
[   91.032143][ T1132] Call Trace:
[   91.032428][ T1132]  <TASK>
[ 91.032607][ T1132] ? __pfx_ip_route_output_key_hash (net/ipv4/route.c:2684) 
[ 91.033053][ T1132] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 91.033430][ T1132] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 91.033795][ T1132] ? crng_make_state (drivers/char/random.c:393 (discriminator 1)) 
[ 91.034160][ T1132] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4475) 
[ 91.034543][ T1132] netif_set_mtu (net/core/dev.c:9652) 
[ 91.034906][ T1132] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 91.035293][ T1132] ? dev_addr_mod (net/core/dev_addr_lists.c:584) 
[ 91.035661][ T1132] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 91.035942][ T1132] ip_tunnel_newlink (net/ipv4/ip_tunnel.c:1246) 
[ 91.036323][ T1132] ? __pfx_ip_tunnel_newlink (net/ipv4/ip_tunnel.c:1209) 
[ 91.036697][ T1132] ? ipgre_netlink_parms (net/ipv4/ip_gre.c:1197) ip_gre 
[ 91.037160][ T1132] erspan_newlink (net/ipv4/ip_gre.c:1436 (discriminator 4)) ip_gre 
[ 91.037546][ T1132] ? __pfx_erspan_newlink (net/ipv4/ip_gre.c:1422) ip_gre 
[ 91.037996][ T1132] ? __pfx_validate_linkmsg (net/core/rtnetlink.c:2660) 
[ 91.038380][ T1132] ? rtnl_create_link (net/core/rtnetlink.c:3642) 
[ 91.038751][ T1132] rtnl_newlink_create (net/core/rtnetlink.c:3825) 
[ 91.039116][ T1132] ? __pfx_rtnl_newlink_create (net/core/rtnetlink.c:3791) 
[ 91.039485][ T1132] ? __dev_get_by_name (net/core/dev.c:865) 
[ 91.039852][ T1132] ? rtnl_dev_get (net/core/rtnetlink.c:3404) 
[ 91.040222][ T1132] ? __pfx_rtnl_dev_get (net/core/rtnetlink.c:3404) 
[ 91.040587][ T1132] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 91.040943][ T1132] ? reacquire_held_locks (kernel/locking/lockdep.c:5388) 
[ 91.041324][ T1132] __rtnl_newlink (net/core/rtnetlink.c:3942) 
[ 91.041694][ T1132] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 91.042057][ T1132] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 91.042436][ T1132] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 91.042800][ T1132] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 91.043161][ T1132] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 91.043531][ T1132] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 91.043896][ T1132] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 91.044270][ T1132] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 91.044636][ T1132] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 91.044997][ T1132] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 91.045367][ T1132] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 91.045749][ T1132] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 91.046115][ T1132] ? 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) 
[ 91.046494][ T1132] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[ 91.046863][ T1132] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 91.047232][ T1132] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 91.047597][ T1132] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 91.047959][ T1132] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 91.048334][ T1132] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 91.048701][ T1132] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 91.049060][ T1132] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 91.049431][ T1132] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 91.049886][ T1132] ___sys_sendmsg (net/socket.c:2670) 
[ 91.050255][ T1132] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 91.050614][ T1132] ? __pfx_handle_pte_fault (mm/memory.c:6026) 
[ 91.050982][ T1132] ? reacquire_held_locks (kernel/locking/lockdep.c:5388) 
[ 91.051347][ T1132] ? do_user_addr_fault (arch/x86/mm/fault.c:1327) 
[ 91.051712][ T1132] ? __handle_mm_fault (mm/memory.c:6212) 
[ 91.052069][ T1132] ? __pfx___handle_mm_fault (mm/memory.c:6121) 
[ 91.052436][ T1132] ? lock_vma_under_rcu (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 mm/mmap_lock.c:171) 
[ 91.052818][ T1132] __sys_sendmsg (net/socket.c:2700) 
[ 91.053181][ T1132] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 91.053551][ T1132] ? 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) 
[ 91.053915][ T1132] ? 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) 
[ 91.054285][ T1132] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 91.054646][ T1132] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 91.055006][ T1132] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   91.055454][ T1132] RIP: 0033:0x7fc66128e1e7
[ 91.055829][ T1132] 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)
[   91.057086][ T1132] RSP: 002b:00007ffe0e084c08 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   91.057636][ T1132] RAX: ffffffffffffffda RBX: 00007ffe0e085340 RCX: 00007fc66128e1e7
[   91.058172][ T1132] RDX: 0000000000000000 RSI: 00007ffe0e084c70 RDI: 0000000000000005
[   91.058716][ T1132] RBP: 000000000000000b R08: 00000000000000c4 R09: 0000000000000000
[   91.059256][ T1132] R10: 00007fc6611866f8 R11: 0000000000000246 R12: 00007ffe0e085360
[   91.059785][ T1132] R13: 00000000686e7bf1 R14: 0000000000499600 R15: 00007ffe0e084d60
| [   91.643531][ T1140] ------------[ cut here ]------------
| [ 91.643884][ T1140] WARNING: CPU: 0 PID: 1140 at ./include/net/netdev_lock.h:17 netif_set_mtu_ext (./include/net/netdev_lock.h:17 ./include/net/netdev_lock.h:15 ./include/net/netdev_lock.h:25 net/core/dev.c:9610) 
| [   91.644907][ T1140] Modules linked in: ip6_gre ip_gre gre cls_u32 sch_htb
| [   91.645986][ T1140] Tainted: [W]=WARN
[   91.646254][ T1140] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 91.646657][ T1140] RIP: 0010:netif_set_mtu_ext (./include/net/netdev_lock.h:17 ./include/net/netdev_lock.h:15 ./include/net/netdev_lock.h:25 net/core/dev.c:9610) 
[ 91.646989][ T1140] 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
[   91.648144][ T1140] RSP: 0018:ffffc900005e7000 EFLAGS: 00010246
[   91.648564][ T1140] RAX: 0000000000000000 RBX: ffff888007d79000 RCX: 0000000000000001
[   91.649047][ T1140] RDX: 0000000000000000 RSI: ffffffff9e310751 RDI: ffffffff9da58280
[   91.649534][ T1140] RBP: ffffc900005e70e8 R08: ffff888007d79218 R09: 0000000000000000
[   91.650014][ T1140] R10: ffffc900005e7118 R11: ffffffff9ed8d1e0 R12: 1ffff920000bce04
[   91.650511][ T1140] R13: 00000000000005a6 R14: ffffc900005e7118 R15: ffff888007d79218
[   91.650993][ T1140] FS:  00007f0ddd0a3800(0000) GS:ffff8880cc599000(0000) knlGS:0000000000000000
[   91.651562][ T1140] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   91.651968][ T1140] CR2: 00000000004200f0 CR3: 000000000ffd1003 CR4: 0000000000772ef0
[   91.652466][ T1140] PKRU: 55555554
[   91.652708][ T1140] Call Trace:
[   91.652950][ T1140]  <TASK>
[ 91.653113][ T1140] ? __pfx_ip_route_output_key_hash (net/ipv4/route.c:2684) 
[ 91.653521][ T1140] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 91.653845][ T1140] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 91.654171][ T1140] ? crng_make_state (drivers/char/random.c:393 (discriminator 1)) 
[ 91.654500][ T1140] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4475) 
[ 91.654830][ T1140] netif_set_mtu (net/core/dev.c:9652) 
[ 91.655155][ T1140] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 91.655499][ T1140] ? dev_addr_mod (net/core/dev_addr_lists.c:584) 
[ 91.655821][ T1140] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 91.656074][ T1140] ip_tunnel_newlink (net/ipv4/ip_tunnel.c:1246) 
[ 91.656407][ T1140] ? __pfx_ip_tunnel_newlink (net/ipv4/ip_tunnel.c:1209) 
[ 91.656729][ T1140] ? ipgre_netlink_parms (net/ipv4/ip_gre.c:1197) ip_gre 
[ 91.657134][ T1140] erspan_newlink (net/ipv4/ip_gre.c:1436 (discriminator 4)) ip_gre 
[ 91.657471][ T1140] ? __pfx_erspan_newlink (net/ipv4/ip_gre.c:1422) ip_gre 
[ 91.657871][ T1140] ? __pfx_validate_linkmsg (net/core/rtnetlink.c:2660) 
[ 91.658210][ T1140] ? rtnl_create_link (net/core/rtnetlink.c:3642) 
[ 91.658534][ T1140] rtnl_newlink_create (net/core/rtnetlink.c:3825) 
[ 91.658855][ T1140] ? __pfx_rtnl_newlink_create (net/core/rtnetlink.c:3791) 
[ 91.659172][ T1140] ? __dev_get_by_name (net/core/dev.c:865) 
[ 91.659504][ T1140] ? rtnl_dev_get (net/core/rtnetlink.c:3404) 
[ 91.659827][ T1140] ? __pfx_rtnl_dev_get (net/core/rtnetlink.c:3404) 
[ 91.660155][ T1140] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 91.660481][ T1140] ? reacquire_held_locks (kernel/locking/lockdep.c:5388) 
[ 91.660810][ T1140] __rtnl_newlink (net/core/rtnetlink.c:3942) 
[ 91.661144][ T1140] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 91.661477][ T1140] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 91.661810][ T1140] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 91.662134][ T1140] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 91.662463][ T1140] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 91.662786][ T1140] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 91.663110][ T1140] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 91.663444][ T1140] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 91.663770][ T1140] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 91.664090][ T1140] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 91.664421][ T1140] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 91.664759][ T1140] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 91.665078][ T1140] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 ./include/net/netns/generic.h:48 net/netlink/af_netlink.c:333) 
[ 91.665412][ T1140] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[ 91.665738][ T1140] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 91.666065][ T1140] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 91.666401][ T1140] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 91.666728][ T1140] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 91.667054][ T1140] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 91.667391][ T1140] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 91.667715][ T1140] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 91.668037][ T1140] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 91.668458][ T1140] ___sys_sendmsg (net/socket.c:2670) 
[ 91.668785][ T1140] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 91.669107][ T1140] ? __pfx_handle_pte_fault (mm/memory.c:6026) 
[ 91.669443][ T1140] ? mt_find (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 lib/maple_tree.c:6937) 
[ 91.669694][ T1140] ? __handle_mm_fault (mm/memory.c:6212) 
[ 91.670013][ T1140] ? __pfx___handle_mm_fault (mm/memory.c:6121) 
[ 91.670339][ T1140] ? mt_find (lib/maple_tree.c:6938) 
[ 91.670600][ T1140] __sys_sendmsg (net/socket.c:2700) 
[ 91.670921][ T1140] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 91.671250][ T1140] ? do_user_addr_fault (./include/linux/mmap_lock.h:440 arch/x86/mm/fault.c:1415) 
[ 91.671586][ T1140] ? do_user_addr_fault (./include/linux/mmap_lock.h:440 arch/x86/mm/fault.c:1415) 
[ 91.671908][ T1140] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 91.672241][ T1140] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 91.672568][ T1140] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   91.672964][ T1140] RIP: 0033:0x7f0ddd2701e7
[ 91.673303][ T1140] Code: 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b9 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 2e 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 89 54 24 1c 48 89 74 24 10
All code
========
   0:	0e                   	(bad)
   1:	00 f7                	add    %dh,%bh
   3:	d8 64 89 02          	fsubs  0x2(%rcx,%rcx,4)
   7:	48 c7 c0 ff ff ff ff 	mov    $0xffffffffffffffff,%rax
   e:	eb b9                	jmp    0xffffffffffffffc9
  10:	0f 1f 00             	nopl   (%rax)
  13:	f3 0f 1e fa          	endbr64
  17:	64 8b 04 25 18 00 00 	mov    %fs:0x18,%eax
  1e:	00 
  1f:	85 c0                	test   %eax,%eax
  21:	75 10                	jne    0x33
  23:	b8 2e 00 00 00       	mov    $0x2e,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax		<-- trapping instruction
  30:	77 51                	ja     0x83
  32:	c3                   	ret
  33:	48 83 ec 28          	sub    $0x28,%rsp
  37:	89 54 24 1c          	mov    %edx,0x1c(%rsp)
  3b:	48 89 74 24 10       	mov    %rsi,0x10(%rsp)

Code starting with the faulting instruction
===========================================
   0:	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax
   6:	77 51                	ja     0x59
   8:	c3                   	ret
   9:	48 83 ec 28          	sub    $0x28,%rsp
   d:	89 54 24 1c          	mov    %edx,0x1c(%rsp)
  11:	48 89 74 24 10       	mov    %rsi,0x10(%rsp)
[   91.674461][ T1140] RSP: 002b:00007ffd6df12bd8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   91.674944][ T1140] RAX: ffffffffffffffda RBX: 00007ffd6df13310 RCX: 00007f0ddd2701e7
[   91.675434][ T1140] RDX: 0000000000000000 RSI: 00007ffd6df12c40 RDI: 0000000000000005
[   91.675915][ T1140] RBP: 000000000000000d R08: 00000000000000cc R09: 0000000000000000
[   91.676411][ T1140] R10: 00007f0ddd1686f8 R11: 0000000000000246 R12: 00007ffd6df13330
[   91.676893][ T1140] R13: 00000000686e7bf2 R14: 0000000000499600 R15: 00007ffd6df12d30
| [   92.269580][ T1148] ------------[ cut here ]------------
| [ 92.270009][ T1148] WARNING: CPU: 2 PID: 1148 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) 
| [   92.270736][ T1148] Modules linked in: ip6_gre ip_gre gre cls_u32 sch_htb
| [   92.271922][ T1148] Tainted: [W]=WARN
[   92.272209][ T1148] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 92.272664][ T1148] 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) 
[ 92.273033][ T1148] 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
[   92.274287][ T1148] RSP: 0018:ffffc900005c7000 EFLAGS: 00010246
[   92.274739][ T1148] RAX: 0000000000000000 RBX: ffff888009d01000 RCX: 0000000000000001
[   92.275286][ T1148] RDX: 0000000000000000 RSI: ffffffff9e310751 RDI: ffffffff9da58280
[   92.275813][ T1148] RBP: ffffc900005c70e8 R08: ffff888009d01218 R09: 0000000000000000
[   92.276365][ T1148] R10: ffffc900005c7118 R11: 1ec2a853b39d961b R12: 1ffff920000b8e04
[   92.276896][ T1148] R13: 00000000000005aa R14: ffffc900005c7118 R15: ffff888009d01218
[   92.277445][ T1148] FS:  00007efdef639800(0000) GS:ffff8880cc699000(0000) knlGS:0000000000000000
[   92.278060][ T1148] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   92.278516][ T1148] CR2: 0000000000436890 CR3: 000000000e1d3001 CR4: 0000000000772ef0
[   92.279047][ T1148] PKRU: 55555554
[   92.279329][ T1148] Call Trace:
[   92.279603][ T1148]  <TASK>
[ 92.279800][ T1148] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 92.280166][ T1148] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 92.280541][ T1148] ? crng_make_state (drivers/char/random.c:393 (discriminator 1)) 
[ 92.280901][ T1148] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4475) 
[ 92.281277][ T1148] netif_set_mtu (net/core/dev.c:9652) 
[ 92.281639][ T1148] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 92.282008][ T1148] ? dev_addr_mod (net/core/dev_addr_lists.c:584) 
[ 92.282401][ T1148] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 92.282679][ T1148] ip_tunnel_newlink (net/ipv4/ip_tunnel.c:1246) 
[ 92.283041][ T1148] ? __pfx_ip_tunnel_newlink (net/ipv4/ip_tunnel.c:1209) 
[ 92.283410][ T1148] ? ipgre_netlink_parms (net/ipv4/ip_gre.c:1181) ip_gre 
[ 92.283863][ T1148] erspan_newlink (net/ipv4/ip_gre.c:1436 (discriminator 4)) ip_gre 
[ 92.284233][ T1148] ? __pfx_erspan_newlink (net/ipv4/ip_gre.c:1422) ip_gre 
[ 92.284677][ T1148] ? __pfx_validate_linkmsg (net/core/rtnetlink.c:2660) 
[ 92.285047][ T1148] ? rtnl_create_link (net/core/rtnetlink.c:3642) 
[ 92.285419][ T1148] rtnl_newlink_create (net/core/rtnetlink.c:3825) 
[ 92.285783][ T1148] ? __pfx_rtnl_newlink_create (net/core/rtnetlink.c:3791) 
[ 92.286152][ T1148] ? __dev_get_by_name (net/core/dev.c:865) 
[ 92.286525][ T1148] ? rtnl_dev_get (net/core/rtnetlink.c:3404) 
[ 92.286887][ T1148] ? __pfx_rtnl_dev_get (net/core/rtnetlink.c:3404) 
[ 92.287257][ T1148] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 92.287615][ T1148] ? reacquire_held_locks (kernel/locking/lockdep.c:5388) 
[ 92.287983][ T1148] __rtnl_newlink (net/core/rtnetlink.c:3942) 
[ 92.288365][ T1148] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 92.288730][ T1148] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 92.289102][ T1148] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 92.289469][ T1148] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 92.289837][ T1148] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 92.290203][ T1148] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 92.290571][ T1148] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 92.290932][ T1148] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 92.291309][ T1148] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 92.291668][ T1148] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 92.292028][ T1148] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 92.292409][ T1148] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 92.292770][ T1148] ? 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) 
[ 92.293136][ T1148] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[ 92.293508][ T1148] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 92.293871][ T1148] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 92.294245][ T1148] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 92.294608][ T1148] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 92.294966][ T1148] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 92.295342][ T1148] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 92.295704][ T1148] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 92.296083][ T1148] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 92.296567][ T1148] ___sys_sendmsg (net/socket.c:2670) 
[ 92.296934][ T1148] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 92.297305][ T1148] ? __pfx_handle_pte_fault (mm/memory.c:6026) 
[ 92.297668][ T1148] ? reacquire_held_locks (kernel/locking/lockdep.c:5388) 
[ 92.298028][ T1148] ? do_user_addr_fault (arch/x86/mm/fault.c:1327) 
[ 92.298407][ T1148] ? __handle_mm_fault (mm/memory.c:6212) 
[ 92.298770][ T1148] ? __pfx___handle_mm_fault (mm/memory.c:6121) 
[ 92.299127][ T1148] ? lock_vma_under_rcu (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 mm/mmap_lock.c:171) 
[ 92.299517][ T1148] __sys_sendmsg (net/socket.c:2700) 
[ 92.299879][ T1148] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 92.300249][ T1148] ? 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) 
[ 92.300616][ T1148] ? 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) 
[ 92.300981][ T1148] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 92.301372][ T1148] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 92.301736][ T1148] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   92.302175][ T1148] RIP: 0033:0x7efdef8061e7
[ 92.302554][ T1148] 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)
[   92.303801][ T1148] RSP: 002b:00007ffc9a5e5fe8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   92.304340][ T1148] RAX: ffffffffffffffda RBX: 00007ffc9a5e6720 RCX: 00007efdef8061e7
[   92.304871][ T1148] RDX: 0000000000000000 RSI: 00007ffc9a5e6050 RDI: 0000000000000005
[   92.305409][ T1148] RBP: 0000000000000001 R08: 0000000000000048 R09: 0000000000000000
[   92.305944][ T1148] R10: 00007efdef6fe6f8 R11: 0000000000000246 R12: 00007ffc9a5e6740
[   92.306493][ T1148] R13: 00000000686e7bf2 R14: 0000000000499600 R15: 00007ffc9a5e6140
| [   95.664936][ T1188] ------------[ cut here ]------------
| [ 95.665258][ T1188] WARNING: CPU: 1 PID: 1188 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) 
| [   95.665842][ T1188] Modules linked in: ip6_gre ip_gre gre cls_u32 sch_htb
| [   95.668176][ T1188] Tainted: [W]=WARN
[   95.668412][ T1188] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 95.668779][ T1188] 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) 
[ 95.669086][ T1188] 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
[   95.670154][ T1188] RSP: 0018:ffffc90000706ef0 EFLAGS: 00010246
[   95.670544][ T1188] RAX: 0000000000000000 RBX: ffff88800981a000 RCX: 0000000000000001
[   95.670987][ T1188] RDX: 0000000000000000 RSI: ffffffff9e310751 RDI: ffffffff9da58280
[   95.671433][ T1188] RBP: ffffc90000706fd8 R08: 0000000000000000 R09: 0000000000000000
[   95.671876][ T1188] R10: ffffc90000707008 R11: ffffffff9f6ceab8 R12: 1ffff920000e0de2
[   95.672330][ T1188] R13: 00000000000005dc R14: ffffc90000707008 R15: ffff88800981af48
[   95.672770][ T1188] FS:  00007f64a8c49800(0000) GS:ffff8880cc619000(0000) knlGS:0000000000000000
[   95.673298][ T1188] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   95.673671][ T1188] CR2: 00000000004e5db0 CR3: 00000000119fc001 CR4: 0000000000772ef0
[   95.674120][ T1188] PKRU: 55555554
[   95.674348][ T1188] Call Trace:
[   95.674567][ T1188]  <TASK>
[ 95.674719][ T1188] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 95.675018][ T1188] ? mark_held_locks (kernel/locking/lockdep.c:4328) 
[ 95.675319][ T1188] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:151 kernel/locking/spinlock.c:194) 
[ 95.675684][ T1188] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4475) 
[ 95.675978][ T1188] netif_set_mtu (net/core/dev.c:9652) 
[ 95.676296][ T1188] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 95.676602][ T1188] ? br_get_link_af_size_filtered (net/bridge/br_netlink.c:116) 
[ 95.676970][ T1188] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 95.677213][ T1188] br_mtu_auto_adjust (net/bridge/br_if.c:525) 
[ 95.677514][ T1188] br_add_if (net/bridge/br_if.c:697) 
[ 95.677746][ T1188] do_set_master (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:41 net/core/rtnetlink.c:2949) 
[ 95.678044][ T1188] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 95.678350][ T1188] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 95.678724][ T1188] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 95.679017][ T1188] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 95.679318][ T1188] ? __kernel_text_address (kernel/extable.c:79) 
[ 95.679615][ T1188] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 95.679909][ T1188] ? __mutex_trylock_common (./arch/x86/include/asm/atomic64_64.h:101 ./include/linux/atomic/atomic-arch-fallback.h:4296 ./include/linux/atomic/atomic-long.h:1482 ./include/linux/atomic/atomic-instrumented.h:4458 kernel/locking/mutex.c:113) 
[ 95.680213][ T1188] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 95.680583][ T1188] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 95.680876][ T1188] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 95.681167][ T1188] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 95.681475][ T1188] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 95.681770][ T1188] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 95.682062][ T1188] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 95.682361][ T1188] ? __create_object (mm/kmemleak.c:771) 
[ 95.682655][ T1188] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 95.682951][ T1188] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 95.683253][ T1188] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 95.683616][ T1188] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 95.683914][ T1188] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 95.684219][ T1188] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 95.684519][ T1188] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 95.684817][ T1188] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 95.685111][ T1188] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 95.685422][ T1188] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 95.685719][ T1188] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 95.686018][ T1188] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 95.686336][ T1188] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 95.686632][ T1188] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 95.686929][ T1188] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 95.687227][ T1188] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 95.687524][ T1188] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 95.687826][ T1188] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 95.688115][ T1188] ? 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) 
[ 95.688421][ T1188] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[ 95.688723][ T1188] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 95.689020][ T1188] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 95.689334][ T1188] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 95.689635][ T1188] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 95.689928][ T1188] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 95.690235][ T1188] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 95.690531][ T1188] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 95.690822][ T1188] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 95.691206][ T1188] ___sys_sendmsg (net/socket.c:2670) 
[ 95.691501][ T1188] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 95.691793][ T1188] ? __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) 
[ 95.692437][ T1188] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 95.692964][ T1188] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 95.693511][ T1188] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 95.694036][ T1188] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 95.694589][ T1188] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 95.695110][ T1188] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 95.695650][ T1188] ? trace_rseq_update (./include/trace/events/rseq.h:11 (discriminator 21)) 
[ 95.696210][ T1188] __sys_sendmsg (net/socket.c:2700) 
[ 95.696728][ T1188] ? __rseq_handle_notify_resume (kernel/rseq.c:442) 
[ 95.697402][ T1188] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 95.697954][ T1188] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 95.698494][ T1188] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 95.699014][ T1188] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   95.699681][ T1188] RIP: 0033:0x7f64a8e161e7
[ 95.700236][ T1188] 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)
[   95.702092][ T1188] RSP: 002b:00007ffed4699f28 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   95.702864][ T1188] RAX: ffffffffffffffda RBX: 00007ffed469a650 RCX: 00007f64a8e161e7
[   95.703616][ T1188] RDX: 0000000000000000 RSI: 00007ffed4699f90 RDI: 0000000000000005
[   95.704409][ T1188] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000000
[   95.705124][ T1188] R10: 000000001702f910 R11: 0000000000000246 R12: 0000000000000004
[   95.705865][ T1188] R13: 00000000686e7bf6 R14: 0000000000499600 R15: 0000000000000000
| [  231.184668][ T3603] ------------[ cut here ]------------
| [ 231.184984][ T3603] WARNING: CPU: 0 PID: 3603 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) 
| [  231.185592][ T3603] Modules linked in: psample xfrm_user macsec vxlan ip6_gre ip_gre gre cls_u32 sch_htb [last unloaded: netdevsim]
| [  231.186914][ T3603] Tainted: [W]=WARN
[  231.187138][ T3603] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 231.188355][ T3603] 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) 
[ 231.188666][ T3603] 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
[  231.189740][ T3603] RSP: 0018:ffffc90000646ef0 EFLAGS: 00010246
[  231.190116][ T3603] RAX: 0000000000000000 RBX: ffff888011bea000 RCX: 0000000000000001
[  231.190568][ T3603] RDX: 0000000000000000 RSI: ffffffff9e310751 RDI: ffffffff9da58280
[  231.191011][ T3603] RBP: ffffc90000646fd8 R08: 0000000000000000 R09: 0000000000000000
[  231.191465][ T3603] R10: ffffc90000647008 R11: ffffffff9ed8d1e0 R12: 1ffff920000c8de2
[  231.191912][ T3603] R13: 00000000000005dc R14: ffffc90000647008 R15: ffff888011beaf48
[  231.192365][ T3603] FS:  00007fd9a63c5800(0000) GS:ffff8880cc599000(0000) knlGS:0000000000000000
[  231.192886][ T3603] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  231.193267][ T3603] CR2: 00000000004e6eb8 CR3: 0000000011afa002 CR4: 0000000000772ef0
[  231.193720][ T3603] PKRU: 55555554
[  231.193942][ T3603] Call Trace:
[  231.194168][ T3603]  <TASK>
[ 231.194332][ T3603] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 231.194630][ T3603] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 231.194941][ T3603] netif_set_mtu (net/core/dev.c:9652) 
[ 231.195251][ T3603] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 231.195564][ T3603] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 231.195795][ T3603] br_mtu_auto_adjust (net/bridge/br_if.c:525) 
[ 231.196097][ T3603] br_add_if (net/bridge/br_if.c:697) 
[ 231.196348][ T3603] do_set_master (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:41 net/core/rtnetlink.c:2949) 
[ 231.196645][ T3603] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[ 231.196945][ T3603] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 231.197255][ T3603] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 231.197631][ T3603] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 231.197933][ T3603] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 231.198236][ T3603] ? __kernel_text_address (kernel/extable.c:79) 
[ 231.198535][ T3603] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 231.198834][ T3603] ? __mutex_trylock_common (./arch/x86/include/asm/atomic64_64.h:101 ./include/linux/atomic/atomic-arch-fallback.h:4296 ./include/linux/atomic/atomic-long.h:1482 ./include/linux/atomic/atomic-instrumented.h:4458 kernel/locking/mutex.c:113) 
[ 231.199132][ T3603] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 231.199511][ T3603] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 231.199814][ T3603] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 231.200117][ T3603] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 231.200421][ T3603] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 231.200722][ T3603] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 231.201020][ T3603] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 231.201322][ T3603] ? __create_object (mm/kmemleak.c:771) 
[ 231.201621][ T3603] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 231.201919][ T3603] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 231.202223][ T3603] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 231.202596][ T3603] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 231.202901][ T3603] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 231.203218][ T3603] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 231.203516][ T3603] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 231.203820][ T3603] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 231.204116][ T3603] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 231.204420][ T3603] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 231.204718][ T3603] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 231.205022][ T3603] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 231.205333][ T3603] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 231.205633][ T3603] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 231.205936][ T3603] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 231.206248][ T3603] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 231.206547][ T3603] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 231.206856][ T3603] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 231.207154][ T3603] ? 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) 
[ 231.207463][ T3603] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[ 231.207762][ T3603] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 231.208059][ T3603] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 231.208369][ T3603] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 231.208672][ T3603] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 231.208973][ T3603] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 231.209291][ T3603] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 231.209592][ T3603] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 231.209886][ T3603] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 231.210275][ T3603] ___sys_sendmsg (net/socket.c:2670) 
[ 231.210571][ T3603] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 231.210865][ T3603] ? __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) 
[ 231.211250][ T3603] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 231.211559][ T3603] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 231.211859][ T3603] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 231.212163][ T3603] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 231.212469][ T3603] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 231.212766][ T3603] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 231.213070][ T3603] __sys_sendmsg (net/socket.c:2700) 
[ 231.213372][ T3603] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 231.213745][ T3603] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 231.214054][ T3603] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 231.214360][ T3603] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 231.214660][ T3603] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[  231.215025][ T3603] RIP: 0033:0x7fd9a65921e7
[ 231.215348][ T3603] 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)
[  231.216433][ T3603] RSP: 002b:00007ffe1a2447e8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[  231.216883][ T3603] RAX: ffffffffffffffda RBX: 00007ffe1a244f20 RCX: 00007fd9a65921e7
[  231.217339][ T3603] RDX: 0000000000000000 RSI: 00007ffe1a244850 RDI: 0000000000000005
[  231.217785][ T3603] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000000
[  231.218241][ T3603] R10: 0000000023968910 R11: 0000000000000246 R12: 0000000000000004
[  231.218688][ T3603] R13: 00000000686e7c7d R14: 0000000000499600 R15: 0000000000000000
| [  233.592771][ T3635] ------------[ cut here ]------------
| [ 233.593077][ T3635] WARNING: CPU: 3 PID: 3635 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) 
| [  233.593687][ T3635] Modules linked in: psample xfrm_user macsec vxlan ip6_gre ip_gre gre cls_u32 sch_htb [last unloaded: netdevsim]
| [  233.595233][ T3635] Tainted: [W]=WARN
[  233.595469][ T3635] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 233.595845][ T3635] 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) 
[ 233.596169][ T3635] 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
[  233.597271][ T3635] RSP: 0018:ffffc90000636ef0 EFLAGS: 00010246
[  233.597658][ T3635] RAX: 0000000000000000 RBX: ffff88800ed72000 RCX: 0000000000000001
[  233.598103][ T3635] RDX: 0000000000000000 RSI: ffffffff9e310751 RDI: ffffffff9da58280
[  233.598560][ T3635] RBP: ffffc90000636fd8 R08: 0000000000000000 R09: 0000000000000000
[  233.599008][ T3635] R10: ffffc90000637008 R11: ffffffff9ed8d1e0 R12: 1ffff920000c6de2
[  233.599682][ T3635] R13: 00000000000005dc R14: ffffc90000637008 R15: ffff88800ed72f48
[  233.600131][ T3635] FS:  00007fbcfb076800(0000) GS:ffff8880cc719000(0000) knlGS:0000000000000000
[  233.600853][ T3635] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  233.601372][ T3635] CR2: 00000000004e6e50 CR3: 000000000dc45004 CR4: 0000000000772ef0
[  233.601822][ T3635] PKRU: 55555554
[  233.602050][ T3635] Call Trace:
[  233.602320][ T3635]  <TASK>
[ 233.602477][ T3635] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 233.602777][ T3635] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 233.603089][ T3635] netif_set_mtu (net/core/dev.c:9652) 
[ 233.603399][ T3635] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 233.603712][ T3635] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 233.603940][ T3635] br_mtu_auto_adjust (net/bridge/br_if.c:525) 
[ 233.604254][ T3635] br_add_if (net/bridge/br_if.c:697) 
[ 233.604494][ T3635] do_set_master (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:41 net/core/rtnetlink.c:2949) 
[ 233.604794][ T3635] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 233.605094][ T3635] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 233.605480][ T3635] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 233.605779][ T3635] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 233.606075][ T3635] ? __kernel_text_address (kernel/extable.c:79) 
[ 233.606395][ T3635] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 233.606702][ T3635] ? __mutex_trylock_common (./arch/x86/include/asm/atomic64_64.h:101 ./include/linux/atomic/atomic-arch-fallback.h:4296 ./include/linux/atomic/atomic-long.h:1482 ./include/linux/atomic/atomic-instrumented.h:4458 kernel/locking/mutex.c:113) 
[ 233.607001][ T3635] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 233.607381][ T3635] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 233.607693][ T3635] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 233.607989][ T3635] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 233.608317][ T3635] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 233.608619][ T3635] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 233.608920][ T3635] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 233.609224][ T3635] ? __create_object (mm/kmemleak.c:771) 
[ 233.609523][ T3635] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 233.609822][ T3635] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 233.610124][ T3635] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 233.610506][ T3635] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 233.610811][ T3635] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 233.611115][ T3635] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 233.611430][ T3635] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 233.611736][ T3635] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 233.612033][ T3635] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 233.612341][ T3635] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 233.612647][ T3635] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 233.612943][ T3635] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 233.613250][ T3635] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 233.613557][ T3635] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 233.613859][ T3635] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 233.614157][ T3635] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 233.614464][ T3635] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 233.614773][ T3635] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 233.615069][ T3635] ? 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) 
[ 233.615381][ T3635] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[ 233.615686][ T3635] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 233.615982][ T3635] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 233.616303][ T3635] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 233.616604][ T3635] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 233.616904][ T3635] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 233.617218][ T3635] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 233.617518][ T3635] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 233.617811][ T3635] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 233.618227][ T3635] ___sys_sendmsg (net/socket.c:2670) 
[ 233.618525][ T3635] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 233.618821][ T3635] ? __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) 
[ 233.619212][ T3635] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 233.619516][ T3635] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 233.619814][ T3635] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 233.620117][ T3635] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 233.620434][ T3635] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 233.620734][ T3635] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 233.621039][ T3635] __sys_sendmsg (net/socket.c:2700) 
[ 233.621343][ T3635] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 233.621714][ T3635] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 233.622023][ T3635] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 233.622333][ T3635] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 233.622638][ T3635] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[  233.623008][ T3635] RIP: 0033:0x7fbcfb2431e7
[ 233.623325][ T3635] 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)
[  233.624391][ T3635] RSP: 002b:00007fffa8038278 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[  233.624852][ T3635] RAX: ffffffffffffffda RBX: 00007fffa80389b0 RCX: 00007fbcfb2431e7
[  233.625303][ T3635] RDX: 0000000000000000 RSI: 00007fffa80382e0 RDI: 0000000000000005
[  233.625748][ T3635] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000000
[  233.626212][ T3635] R10: 00000000273a3910 R11: 0000000000000246 R12: 0000000000000004
[  233.626664][ T3635] R13: 00000000686e7c80 R14: 0000000000499600 R15: 0000000000000000
| [  237.925268][ T3709] ------------[ cut here ]------------
| [ 237.925577][ T3709] WARNING: CPU: 0 PID: 3709 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) 
| [  237.926185][ T3709] Modules linked in: bonding netdevsim psample xfrm_user macsec vxlan ip6_gre ip_gre gre cls_u32 sch_htb [last unloaded: netdevsim]
| [  237.927690][ T3709] Tainted: [W]=WARN
[  237.927921][ T3709] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 237.928303][ T3709] 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) 
[ 237.928613][ T3709] 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
[  237.929709][ T3709] RSP: 0018:ffffc90000576ef0 EFLAGS: 00010246
[  237.930097][ T3709] RAX: 0000000000000000 RBX: ffff88800de8a000 RCX: 0000000000000001
[  237.930560][ T3709] RDX: 0000000000000000 RSI: ffffffff9e310751 RDI: ffffffff9da58280
[  237.931014][ T3709] RBP: ffffc90000576fd8 R08: 0000000000000000 R09: 0000000000000000
[  237.931480][ T3709] R10: ffffc90000577008 R11: ffffffff9f6ceab8 R12: 1ffff920000aede2
[  237.931934][ T3709] R13: 00000000000005dc R14: ffffc90000577008 R15: ffff88800de8af48
[  237.932393][ T3709] FS:  00007f2577270800(0000) GS:ffff8880cc599000(0000) knlGS:0000000000000000
[  237.932921][ T3709] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  237.933322][ T3709] CR2: 00000000004e5a68 CR3: 00000000050b1004 CR4: 0000000000772ef0
[  237.933778][ T3709] PKRU: 55555554
[  237.934003][ T3709] Call Trace:
[  237.934239][ T3709]  <TASK>
[ 237.934396][ T3709] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 237.934701][ T3709] ? mark_held_locks (kernel/locking/lockdep.c:4328) 
[ 237.935005][ T3709] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:151 kernel/locking/spinlock.c:194) 
[ 237.935388][ T3709] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4475) 
[ 237.935696][ T3709] netif_set_mtu (net/core/dev.c:9652) 
[ 237.935996][ T3709] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 237.936324][ T3709] ? br_get_link_af_size_filtered (net/bridge/br_netlink.c:116) 
[ 237.936708][ T3709] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 237.936939][ T3709] br_mtu_auto_adjust (net/bridge/br_if.c:525) 
[ 237.937255][ T3709] br_add_if (net/bridge/br_if.c:697) 
[ 237.937497][ T3709] do_set_master (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:41 net/core/rtnetlink.c:2949) 
[ 237.937802][ T3709] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[ 237.938110][ T3709] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 237.938432][ T3709] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 237.938813][ T3709] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 237.939117][ T3709] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 237.939426][ T3709] ? __kernel_text_address (kernel/extable.c:79) 
[ 237.939736][ T3709] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 237.940046][ T3709] ? __mutex_trylock_common (./arch/x86/include/asm/atomic64_64.h:101 ./include/linux/atomic/atomic-arch-fallback.h:4296 ./include/linux/atomic/atomic-long.h:1482 ./include/linux/atomic/atomic-instrumented.h:4458 kernel/locking/mutex.c:113) 
[ 237.940359][ T3709] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 237.940736][ T3709] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 237.941045][ T3709] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 237.941353][ T3709] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 237.941657][ T3709] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 237.941960][ T3709] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 237.942276][ T3709] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 237.942579][ T3709] ? __create_object (mm/kmemleak.c:771) 
[ 237.942884][ T3709] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 237.943198][ T3709] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 237.943504][ T3709] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 237.943879][ T3709] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 237.944188][ T3709] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 237.944504][ T3709] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 237.945069][ T3709] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 237.945815][ T3709] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 237.946121][ T3709] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 237.946440][ T3709] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 237.946745][ T3709] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 237.947043][ T3709] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 237.947355][ T3709] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 237.947875][ T3709] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 237.948184][ T3709] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 237.948494][ T3709] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 237.948799][ T3709] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 237.949111][ T3709] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 237.949419][ T3709] ? 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) 
[ 237.949720][ T3709] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[ 237.950027][ T3709] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 237.950339][ T3709] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 237.950646][ T3709] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 237.950952][ T3709] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 237.951264][ T3709] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 237.951572][ T3709] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 237.951879][ T3709] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 237.952176][ T3709] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 237.952788][ T3709] ___sys_sendmsg (net/socket.c:2670) 
[ 237.953093][ T3709] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 237.953403][ T3709] ? __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) 
[ 237.953784][ T3709] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 237.954092][ T3709] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 237.954407][ T3709] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 237.954715][ T3709] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 237.955023][ T3709] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 237.955336][ T3709] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 237.955645][ T3709] __sys_sendmsg (net/socket.c:2700) 
[ 237.955948][ T3709] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 237.956339][ T3709] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 237.957088][ T3709] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 237.957393][ T3709] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 237.957698][ T3709] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[  237.958064][ T3709] RIP: 0033:0x7f257743d1e7
[ 237.958382][ T3709] 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)
[  237.959449][ T3709] RSP: 002b:00007ffe1b899c58 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[  237.959904][ T3709] RAX: ffffffffffffffda RBX: 00007ffe1b89a380 RCX: 00007f257743d1e7
[  237.960355][ T3709] RDX: 0000000000000000 RSI: 00007ffe1b899cc0 RDI: 0000000000000005
[  237.960800][ T3709] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000000
[  237.961488][ T3709] R10: 0000000003728910 R11: 0000000000000246 R12: 0000000000000004


Finger prints:
netif_set_mtu_ext:netif_set_mtu:dev_set_mtu:ip_tunnel_newlink:erspan_newlink
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:br_mtu_auto_adjust:br_add_if
netif_set_mtu_ext:netif_set_mtu:dev_set_mtu:ip_tunnel_ctl:ipgre_tunnel_ctl