======================================
| xx__-> [   14.763623][  T252] ip (252) used greatest stack depth: 24704 bytes left
| [   18.689828][  T305] ------------[ cut here ]------------
| [ 18.690436][ T305] WARNING: CPU: 2 PID: 305 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) 
| [   18.691052][  T305] Modules linked in: vrf veth
[   18.691929][  T305] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 18.692294][ T305] 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) 
[ 18.692596][ T305] Code: 00 00 8b 05 b7 bb 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 fa 61 7b 00 85 c0 0f 85 39 fe ff ff 90 <0f> 0b 90 e9 30 fe ff ff 48 b8 00 00 00 00 00 fc ff df 4c 89 fa 48
All code
========
   0:	00 00                	add    %al,(%rax)
   2:	8b 05 b7 bb 3a 02    	mov    0x23abbb7(%rip),%eax        # 0x23abbbf
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb a0 0c 00 00 	lea    0xca0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 fa 61 7b 00       	call   0x7b621b
  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
[   18.693612][  T305] RSP: 0018:ffffc90000547140 EFLAGS: 00010246
[   18.693986][  T305] RAX: 0000000000000000 RBX: ffff88800a331000 RCX: 0000000000000001
[   18.694419][  T305] RDX: 0000000000000000 RSI: ffffffffb3e9b939 RDI: ffffffffb36555e0
[   18.694858][  T305] RBP: ffffc90000547230 R08: ffff88800ba18800 R09: 0000000000000000
[   18.695292][  T305] R10: ffffc900005475c8 R11: ffffffffb4c50668 R12: 1ffff920000a8e2c
[   18.695725][  T305] R13: 0000000000000500 R14: ffffc90000547880 R15: ffff888008ead1e0
[   18.696167][  T305] FS:  00007fb465c15800(0000) GS:ffff8880803b7000(0000) knlGS:0000000000000000
[   18.696971][  T305] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   18.697340][  T305] CR2: 00000000004e5ab0 CR3: 00000000051b3002 CR4: 0000000000772ef0
[   18.697779][  T305] PKRU: 55555554
[   18.698015][  T305] Call Trace:
[   18.698237][  T305]  <TASK>
[ 18.698406][ T305] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 18.698708][ T305] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 18.699012][ T305] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 18.699308][ T305] ? __pfx_validate_linkmsg (net/core/rtnetlink.c:2660) 
[ 18.699597][ T305] ? is_bpf_text_address (kernel/bpf/core.c:777) 
[ 18.699905][ T305] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[ 18.700205][ T305] do_setlink.constprop.0 (net/core/rtnetlink.c:3106) 
[ 18.700509][ T305] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 18.700891][ T305] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 18.701189][ T305] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 18.701478][ T305] ? __kernel_text_address (kernel/extable.c:79) 
[ 18.701767][ T305] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 18.702070][ T305] ? __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) 
[ 18.702366][ T305] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 18.702720][ T305] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 18.703026][ T305] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 18.703312][ T305] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 18.703602][ T305] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 18.703906][ T305] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 18.704196][ T305] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 18.704478][ T305] ? __create_object (mm/kmemleak.c:771) 
[ 18.704768][ T305] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 18.705069][ T305] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 18.705364][ T305] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 18.705717][ T305] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 18.706023][ T305] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 18.706314][ T305] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 18.706607][ T305] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 18.706918][ T305] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 18.707209][ T305] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 18.707506][ T305] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 18.707796][ T305] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 18.708113][ T305] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 18.708415][ T305] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 18.708707][ T305] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 18.709019][ T305] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 18.709309][ T305] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 18.709597][ T305] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 18.709912][ T305] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 18.710197][ T305] ? 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) 
[ 18.710486][ T305] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[ 18.710780][ T305] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 18.711083][ T305] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 18.711375][ T305] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 18.711669][ T305] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 18.711974][ T305] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 18.712319][ T305] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 18.712627][ T305] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 18.713024][ T305] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 18.713402][ T305] ___sys_sendmsg (net/socket.c:2670) 
[ 18.713687][ T305] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 18.713993][ T305] ? __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) 
[ 18.714368][ T305] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 18.714663][ T305] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 18.714968][ T305] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 18.715262][ T305] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 18.715550][ T305] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 18.715848][ T305] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 18.716146][ T305] __sys_sendmsg (net/socket.c:2700) 
[ 18.716442][ T305] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 18.716856][ T305] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 18.717160][ T305] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 18.717452][ T305] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 18.717741][ T305] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   18.718116][  T305] RIP: 0033:0x7fb465de21e7
[ 18.718441][ T305] 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)
[   18.719460][  T305] RSP: 002b:00007ffd6f1b1698 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   18.719905][  T305] RAX: ffffffffffffffda RBX: 00007ffd6f1b1dc0 RCX: 00007fb465de21e7
[   18.720339][  T305] RDX: 0000000000000000 RSI: 00007ffd6f1b1700 RDI: 0000000000000005
[   18.720775][  T305] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000078
[   18.721224][  T305] R10: 00007fb465cdfee8 R11: 0000000000000246 R12: 0000000000000004
[   18.721651][  T305] R13: 00000000686e74f0 R14: 0000000000499600 R15: 0000000000000000
| [   19.979630][  T318] ------------[ cut here ]------------
| [ 19.979970][ T318] WARNING: CPU: 3 PID: 318 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) 
| [   19.980529][  T318] Modules linked in: vrf veth
| [   19.981395][  T318] Tainted: [W]=WARN
[   19.981614][  T318] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 19.981969][ T318] 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) 
[ 19.982255][ T318] Code: 00 00 8b 05 b7 bb 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 fa 61 7b 00 85 c0 0f 85 39 fe ff ff 90 <0f> 0b 90 e9 30 fe ff ff 48 b8 00 00 00 00 00 fc ff df 4c 89 fa 48
All code
========
   0:	00 00                	add    %al,(%rax)
   2:	8b 05 b7 bb 3a 02    	mov    0x23abbb7(%rip),%eax        # 0x23abbbf
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb a0 0c 00 00 	lea    0xca0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 fa 61 7b 00       	call   0x7b621b
  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
[   19.983254][  T318] RSP: 0018:ffffc900006d7140 EFLAGS: 00010246
[   19.983605][  T318] RAX: 0000000000000000 RBX: ffff88800ab41000 RCX: 0000000000000001
[   19.984026][  T318] RDX: 0000000000000000 RSI: ffffffffb3e9b939 RDI: ffffffffb36555e0
[   19.984440][  T318] RBP: ffffc900006d7230 R08: ffff88800bf4d000 R09: 0000000000000000
[   19.985012][  T318] R10: ffffc900006d75c8 R11: ffffffffb4c50668 R12: 1ffff920000dae2c
[   19.985430][  T318] R13: 0000000000000500 R14: ffffc900006d7880 R15: ffff888002560760
[   19.986017][  T318] FS:  00007f519231f800(0000) GS:ffff888080437000(0000) knlGS:0000000000000000
[   19.986504][  T318] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   19.986943][  T318] CR2: 00000000004e5ab8 CR3: 000000000540a001 CR4: 0000000000772ef0
[   19.987426][  T318] PKRU: 55555554
[   19.987709][  T318] Call Trace:
[   19.988054][  T318]  <TASK>
[ 19.988253][ T318] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 19.988664][ T318] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 19.988954][ T318] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 19.989236][ T318] ? __pfx_validate_linkmsg (net/core/rtnetlink.c:2660) 
[ 19.989518][ T318] ? is_bpf_text_address (kernel/bpf/core.c:777) 
[ 19.989799][ T318] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[ 19.990094][ T318] do_setlink.constprop.0 (net/core/rtnetlink.c:3106) 
[ 19.990381][ T318] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 19.990730][ T318] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 19.991015][ T318] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 19.991291][ T318] ? __kernel_text_address (kernel/extable.c:79) 
[ 19.991577][ T318] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 19.991875][ T318] ? __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) 
[ 19.992161][ T318] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 19.992514][ T318] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 19.992802][ T318] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 19.993101][ T318] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 19.993382][ T318] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 19.993663][ T318] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 19.993952][ T318] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 19.994230][ T318] ? __create_object (mm/kmemleak.c:771) 
[ 19.994512][ T318] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 19.994792][ T318] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 19.995081][ T318] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 19.995430][ T318] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 19.995714][ T318] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 19.996004][ T318] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 19.996278][ T318] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 19.996558][ T318] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 19.996846][ T318] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 19.997123][ T318] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 19.997404][ T318] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 19.997677][ T318] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 19.997991][ T318] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 19.998293][ T318] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 19.998586][ T318] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 19.998892][ T318] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 19.999172][ T318] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 19.999467][ T318] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 19.999760][ T318] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 ./include/net/netns/generic.h:48 net/netlink/af_netlink.c:333) 
[ 20.000064][ T318] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[ 20.000347][ T318] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 20.000624][ T318] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 20.000957][ T318] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 20.001240][ T318] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 20.001516][ T318] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 20.001800][ T318] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 20.002089][ T318] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 20.002362][ T318] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 20.002721][ T318] ___sys_sendmsg (net/socket.c:2670) 
[ 20.003012][ T318] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 20.003302][ T318] ? __call_rcu_common.constprop.0 (./arch/x86/include/asm/irqflags.h:26 ./arch/x86/include/asm/irqflags.h:109 ./arch/x86/include/asm/irqflags.h:127 kernel/rcu/tree.c:3096) 
[ 20.003654][ T318] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 20.003949][ T318] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 20.004229][ T318] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 20.004531][ T318] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 20.004820][ T318] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 20.005110][ T318] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 20.005391][ T318] __sys_sendmsg (net/socket.c:2700) 
[ 20.005667][ T318] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 20.006022][ T318] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 20.006311][ T318] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 20.006590][ T318] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 20.006888][ T318] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   20.007245][  T318] RIP: 0033:0x7f51924ec1e7
[ 20.007532][ T318] 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)
[   20.008689][  T318] RSP: 002b:00007ffc3a6925d8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   20.009125][  T318] RAX: ffffffffffffffda RBX: 00007ffc3a692d00 RCX: 00007f51924ec1e7
[   20.009541][  T318] RDX: 0000000000000000 RSI: 00007ffc3a692640 RDI: 0000000000000005
[   20.009971][  T318] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000078
[   20.010383][  T318] R10: 00007f51923e9ee8 R11: 0000000000000246 R12: 0000000000000004
[   20.010802][  T318] R13: 00000000686e74f1 R14: 0000000000499600 R15: 0000000000000000
| [   46.433801][  T442] ------------[ cut here ]------------
| [ 46.434143][ T442] WARNING: CPU: 3 PID: 442 at ./include/net/netdev_lock.h:17 netif_set_mtu_ext (./include/net/netdev_lock.h:17 ./include/net/netdev_lock.h:15 ./include/net/netdev_lock.h:25 net/core/dev.c:9610) 
| [   46.434694][  T442] Modules linked in: xfrm_user vrf veth
| [   46.435691][  T442] Tainted: [W]=WARN
[   46.435910][  T442] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 46.436259][ T442] RIP: 0010:netif_set_mtu_ext (./include/net/netdev_lock.h:17 ./include/net/netdev_lock.h:15 ./include/net/netdev_lock.h:25 net/core/dev.c:9610) 
[ 46.436548][ T442] Code: 00 00 8b 05 b7 bb 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 fa 61 7b 00 85 c0 0f 85 39 fe ff ff 90 <0f> 0b 90 e9 30 fe ff ff 48 b8 00 00 00 00 00 fc ff df 4c 89 fa 48
All code
========
   0:	00 00                	add    %al,(%rax)
   2:	8b 05 b7 bb 3a 02    	mov    0x23abbb7(%rip),%eax        # 0x23abbbf
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb a0 0c 00 00 	lea    0xca0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 fa 61 7b 00       	call   0x7b621b
  21:	85 c0                	test   %eax,%eax
  23:	0f 85 39 fe ff ff    	jne    0xfffffffffffffe62
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	e9 30 fe ff ff       	jmp    0xfffffffffffffe62
  32:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
  39:	fc ff df 
  3c:	4c 89 fa             	mov    %r15,%rdx
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	e9 30 fe ff ff       	jmp    0xfffffffffffffe38
   8:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
   f:	fc ff df 
  12:	4c 89 fa             	mov    %r15,%rdx
  15:	48                   	rex.W
[   46.437543][  T442] RSP: 0018:ffffc90000587140 EFLAGS: 00010246
[   46.437904][  T442] RAX: 0000000000000000 RBX: ffff88800ab41000 RCX: 0000000000000001
[   46.438328][  T442] RDX: 0000000000000000 RSI: ffffffffb3e9b939 RDI: ffffffffb36555e0
[   46.438742][  T442] RBP: ffffc90000587230 R08: ffff8880094f2000 R09: 0000000000000000
[   46.439171][  T442] R10: ffffc900005875c8 R11: ffffffffb4c50668 R12: 1ffff920000b0e2c
[   46.439585][  T442] R13: 00000000000005dc R14: ffffc90000587880 R15: ffff888009a98060
[   46.440012][  T442] FS:  00007fefa6bf1800(0000) GS:ffff888080437000(0000) knlGS:0000000000000000
[   46.440498][  T442] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   46.440853][  T442] CR2: 00000000004e5ab8 CR3: 000000000a808004 CR4: 0000000000772ef0
[   46.441273][  T442] PKRU: 55555554
[   46.441480][  T442] Call Trace:
[   46.441687][  T442]  <TASK>
[ 46.441838][ T442] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 46.442128][ T442] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 46.442402][ T442] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 46.442684][ T442] ? __pfx_validate_linkmsg (net/core/rtnetlink.c:2660) 
[ 46.442976][ T442] ? is_bpf_text_address (kernel/bpf/core.c:777) 
[ 46.443262][ T442] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[ 46.443542][ T442] do_setlink.constprop.0 (net/core/rtnetlink.c:3106) 
[ 46.443837][ T442] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 46.444188][ T442] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 46.444494][ T442] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 46.444768][ T442] ? __kernel_text_address (kernel/extable.c:79) 
[ 46.445055][ T442] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 46.445335][ T442] ? __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) 
[ 46.445612][ T442] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 46.445964][ T442] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 46.446242][ T442] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 46.446516][ T442] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 46.446796][ T442] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 46.447090][ T442] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 46.447366][ T442] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 46.447647][ T442] ? __create_object (mm/kmemleak.c:771) 
[ 46.447943][ T442] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 46.448222][ T442] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 46.448507][ T442] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 46.448868][ T442] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 46.449152][ T442] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 46.449428][ T442] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 46.449707][ T442] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 46.450006][ T442] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 46.450286][ T442] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 46.450560][ T442] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 46.450852][ T442] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 46.451127][ T442] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 46.451405][ T442] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 46.451700][ T442] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 46.451993][ T442] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 46.452268][ T442] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 46.452546][ T442] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 46.452842][ T442] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 46.453117][ T442] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 ./include/net/netns/generic.h:48 net/netlink/af_netlink.c:333) 
[ 46.453400][ T442] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[ 46.453679][ T442] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 46.453973][ T442] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 46.454255][ T442] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 46.454532][ T442] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 46.454820][ T442] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 46.455105][ T442] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 46.455385][ T442] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 46.455667][ T442] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 46.456030][ T442] ___sys_sendmsg (net/socket.c:2670) 
[ 46.456303][ T442] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 46.456575][ T442] ? __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) 
[ 46.456946][ T442] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 46.457223][ T442] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 46.457500][ T442] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 46.457788][ T442] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 46.458090][ T442] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 46.458372][ T442] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 46.458658][ T442] __sys_sendmsg (net/socket.c:2700) 
[ 46.458938][ T442] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 46.459278][ T442] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 46.459565][ T442] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 46.459861][ T442] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 46.460137][ T442] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   46.460477][  T442] RIP: 0033:0x7fefa6dbe1e7
[ 46.460761][ T442] Code: 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b9 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 2e 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 89 54 24 1c 48 89 74 24 10
All code
========
   0:	0e                   	(bad)
   1:	00 f7                	add    %dh,%bh
   3:	d8 64 89 02          	fsubs  0x2(%rcx,%rcx,4)
   7:	48 c7 c0 ff ff ff ff 	mov    $0xffffffffffffffff,%rax
   e:	eb b9                	jmp    0xffffffffffffffc9
  10:	0f 1f 00             	nopl   (%rax)
  13:	f3 0f 1e fa          	endbr64
  17:	64 8b 04 25 18 00 00 	mov    %fs:0x18,%eax
  1e:	00 
  1f:	85 c0                	test   %eax,%eax
  21:	75 10                	jne    0x33
  23:	b8 2e 00 00 00       	mov    $0x2e,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax		<-- trapping instruction
  30:	77 51                	ja     0x83
  32:	c3                   	ret
  33:	48 83 ec 28          	sub    $0x28,%rsp
  37:	89 54 24 1c          	mov    %edx,0x1c(%rsp)
  3b:	48 89 74 24 10       	mov    %rsi,0x10(%rsp)

Code starting with the faulting instruction
===========================================
   0:	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax
   6:	77 51                	ja     0x59
   8:	c3                   	ret
   9:	48 83 ec 28          	sub    $0x28,%rsp
   d:	89 54 24 1c          	mov    %edx,0x1c(%rsp)
  11:	48 89 74 24 10       	mov    %rsi,0x10(%rsp)
[   46.461759][  T442] RSP: 002b:00007ffd40fe6628 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   46.462185][  T442] RAX: ffffffffffffffda RBX: 00007ffd40fe6d50 RCX: 00007fefa6dbe1e7
[   46.462599][  T442] RDX: 0000000000000000 RSI: 00007ffd40fe6690 RDI: 0000000000000005
[   46.463022][  T442] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000078
[   46.463435][  T442] R10: 00007fefa6cbbee8 R11: 0000000000000246 R12: 0000000000000004
[   46.463860][  T442] R13: 00000000686e750c R14: 0000000000499600 R15: 0000000000000000
| [   47.482078][  T450] ------------[ cut here ]------------
| [ 47.482430][ T450] WARNING: CPU: 0 PID: 450 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) 
| [   47.483037][  T450] Modules linked in: xfrm_user vrf veth
| [   47.483966][  T450] Tainted: [W]=WARN
[   47.484192][  T450] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 47.484560][ T450] 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) 
[ 47.484872][ T450] Code: 00 00 8b 05 b7 bb 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 fa 61 7b 00 85 c0 0f 85 39 fe ff ff 90 <0f> 0b 90 e9 30 fe ff ff 48 b8 00 00 00 00 00 fc ff df 4c 89 fa 48
All code
========
   0:	00 00                	add    %al,(%rax)
   2:	8b 05 b7 bb 3a 02    	mov    0x23abbb7(%rip),%eax        # 0x23abbbf
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb a0 0c 00 00 	lea    0xca0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 fa 61 7b 00       	call   0x7b621b
  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
[   47.485940][  T450] RSP: 0018:ffffc90000657140 EFLAGS: 00010246
[   47.486308][  T450] RAX: 0000000000000000 RBX: ffff88800a331000 RCX: 0000000000000001
[   47.486744][  T450] RDX: 0000000000000000 RSI: ffffffffb3e9b939 RDI: ffffffffb36555e0
[   47.487188][  T450] RBP: ffffc90000657230 R08: ffff88800b9b5000 R09: 0000000000000000
[   47.487620][  T450] R10: ffffc900006575c8 R11: ffffffffb4c50668 R12: 1ffff920000cae2c
[   47.488062][  T450] R13: 00000000000005dc R14: ffffc90000657880 R15: ffff888004fef4e0
[   47.488499][  T450] FS:  00007f55942ce800(0000) GS:ffff8880802b7000(0000) knlGS:0000000000000000
[   47.488995][  T450] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   47.489344][  T450] CR2: 00000000004e5ab0 CR3: 00000000057ee001 CR4: 0000000000772ef0
[   47.489759][  T450] PKRU: 55555554
[   47.489978][  T450] Call Trace:
[   47.490185][  T450]  <TASK>
[ 47.490326][ T450] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 47.490611][ T450] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 47.490899][ T450] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 47.491186][ T450] ? __pfx_validate_linkmsg (net/core/rtnetlink.c:2660) 
[ 47.491461][ T450] ? is_bpf_text_address (kernel/bpf/core.c:777) 
[ 47.491737][ T450] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[ 47.492065][ T450] do_setlink.constprop.0 (net/core/rtnetlink.c:3106) 
[ 47.492364][ T450] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 47.492719][ T450] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 47.493006][ T450] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 47.493283][ T450] ? __kernel_text_address (kernel/extable.c:79) 
[ 47.493563][ T450] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 47.493849][ T450] ? __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) 
[ 47.494126][ T450] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 47.494474][ T450] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 47.494749][ T450] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 47.495036][ T450] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 47.495314][ T450] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 47.495589][ T450] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 47.495895][ T450] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 47.496191][ T450] ? __create_object (mm/kmemleak.c:771) 
[ 47.496478][ T450] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 47.496753][ T450] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 47.497041][ T450] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 47.497385][ T450] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 47.497664][ T450] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 47.497953][ T450] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 47.498226][ T450] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 47.498529][ T450] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 47.498803][ T450] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 47.499090][ T450] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 47.499365][ T450] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 47.499647][ T450] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 47.499953][ T450] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 47.500234][ T450] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 47.500513][ T450] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 47.500788][ T450] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 47.501083][ T450] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 47.501369][ T450] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 47.501657][ T450] ? 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) 
[ 47.501947][ T450] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[ 47.502222][ T450] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 47.502504][ T450] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 47.502801][ T450] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 47.503103][ T450] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 47.503396][ T450] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 47.503697][ T450] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 47.504027][ T450] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 47.504316][ T450] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 47.504688][ T450] ___sys_sendmsg (net/socket.c:2670) 
[ 47.504983][ T450] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 47.505273][ T450] ? __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) 
[ 47.505634][ T450] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 47.505945][ T450] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 47.506240][ T450] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 47.506534][ T450] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 47.506833][ T450] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 47.507126][ T450] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 47.507423][ T450] __sys_sendmsg (net/socket.c:2700) 
[ 47.507707][ T450] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 47.508086][ T450] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 47.508401][ T450] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 47.508692][ T450] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 47.508991][ T450] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   47.509350][  T450] RIP: 0033:0x7f559449b1e7
[ 47.509648][ T450] 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)
[   47.510702][  T450] RSP: 002b:00007ffd430518f8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   47.511155][  T450] RAX: ffffffffffffffda RBX: 00007ffd43052020 RCX: 00007f559449b1e7
[   47.511590][  T450] RDX: 0000000000000000 RSI: 00007ffd43051960 RDI: 0000000000000005
[   47.512070][  T450] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000078
[   47.512515][  T450] R10: 00007f5594398ee8 R11: 0000000000000246 R12: 0000000000000004


Finger prints:
netif_set_mtu_ext:rtnl_newlink:rtnetlink_rcv_msg:netlink_rcv_skb:netlink_unicast