======================================
| xx__-> [   16.660831][  T278] 8021q: 802.1Q VLAN Support v1.8
| [   26.778780][  T336] ------------[ cut here ]------------
| [ 26.779227][ T336] WARNING: CPU: 0 PID: 336 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) 
| [   26.779793][  T336] Modules linked in: 8021q vrf veth
[   26.780624][  T336] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 26.780971][ T336] 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) 
[ 26.781256][ T336] 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
[   26.782256][  T336] RSP: 0018:ffffc900007d7140 EFLAGS: 00010246
[   26.782617][  T336] RAX: 0000000000000000 RBX: ffff88800a4d4000 RCX: 0000000000000001
[   26.783039][  T336] RDX: 0000000000000000 RSI: ffffffff8c29b939 RDI: ffffffff8ba555e0
[   26.783460][  T336] RBP: ffffc900007d7230 R08: ffff88800b323800 R09: 0000000000000000
[   26.783878][  T336] R10: ffffc900007d75c8 R11: ffffffff8d050668 R12: 1ffff920000fae2c
[   26.784293][  T336] R13: 000000000000ffff R14: ffffc900007d7880 R15: ffff888009458ae0
[   26.784732][  T336] FS:  00007f4c2547c800(0000) GS:ffff8880a7eb7000(0000) knlGS:0000000000000000
[   26.785241][  T336] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   26.785787][  T336] CR2: 00000000004e5aa0 CR3: 0000000005437001 CR4: 0000000000772ef0
[   26.786206][  T336] PKRU: 55555554
[   26.786422][  T336] Call Trace:
[   26.786632][  T336]  <TASK>
[ 26.786779][ T336] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 26.787062][ T336] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 26.787348][ T336] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 26.787633][ T336] ? __pfx_validate_linkmsg (net/core/rtnetlink.c:2660) 
[ 26.787906][ T336] ? is_bpf_text_address (kernel/bpf/core.c:777) 
[ 26.788180][ T336] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[ 26.788468][ T336] do_setlink.constprop.0 (net/core/rtnetlink.c:3106) 
[ 26.788755][ T336] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 26.789121][ T336] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 26.789412][ T336] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 26.789686][ T336] ? __kernel_text_address (kernel/extable.c:79) 
[ 26.789967][ T336] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 26.790253][ T336] ? __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) 
[ 26.790540][ T336] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 26.790883][ T336] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 26.791159][ T336] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 26.791443][ T336] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 26.791718][ T336] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 26.791993][ T336] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 26.792266][ T336] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 26.792551][ T336] ? __create_object (mm/kmemleak.c:771) 
[ 26.792832][ T336] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 26.793106][ T336] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 26.793390][ T336] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 26.793731][ T336] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 26.794013][ T336] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 26.794296][ T336] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 26.794583][ T336] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 26.794869][ T336] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 26.795143][ T336] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 26.795425][ T336] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 26.795728][ T336] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 26.796004][ T336] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 26.796278][ T336] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 26.796575][ T336] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 26.796854][ T336] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 26.797128][ T336] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 26.797414][ T336] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 26.797709][ T336] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 26.797987][ T336] ? 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) 
[ 26.798260][ T336] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[ 26.798549][ T336] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 26.798822][ T336] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 26.799109][ T336] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 26.799399][ T336] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 26.799683][ T336] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 26.799962][ T336] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 26.800239][ T336] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 26.800524][ T336] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 26.800877][ T336] ___sys_sendmsg (net/socket.c:2670) 
[ 26.801150][ T336] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 26.801434][ T336] ? __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) 
[ 26.801778][ T336] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 26.802063][ T336] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 26.802356][ T336] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 26.802636][ T336] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 26.802910][ T336] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 26.803183][ T336] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 26.803486][ T336] __sys_sendmsg (net/socket.c:2700) 
[ 26.803760][ T336] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 26.804099][ T336] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 26.804395][ T336] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 26.804675][ T336] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 26.804949][ T336] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   26.805288][  T336] RIP: 0033:0x7f4c256491e7
[ 26.805587][ T336] 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)
[   26.806602][  T336] RSP: 002b:00007fff31e9ea88 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   26.807018][  T336] RAX: ffffffffffffffda RBX: 00007fff31e9f1b0 RCX: 00007f4c256491e7
[   26.807443][  T336] RDX: 0000000000000000 RSI: 00007fff31e9eaf0 RDI: 0000000000000005
[   26.807860][  T336] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000078
[   26.808276][  T336] R10: 00007f4c25546ee8 R11: 0000000000000246 R12: 0000000000000004
[   26.808696][  T336] R13: 00000000686e6a5c R14: 0000000000499600 R15: 0000000000000000
| [   26.915571][  T337] ------------[ cut here ]------------
| [ 26.915882][ T337] WARNING: CPU: 1 PID: 337 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) 
| [   26.917162][  T337] Modules linked in: 8021q vrf veth
| [   26.918050][  T337] Tainted: [W]=WARN
[   26.918261][  T337] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 26.918609][ T337] 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) 
[ 26.918905][ T337] 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
[   26.919896][  T337] RSP: 0018:ffffc90000547140 EFLAGS: 00010246
[   26.920243][  T337] RAX: 0000000000000000 RBX: ffff88800a4d4000 RCX: 0000000000000001
[   26.920663][  T337] RDX: 0000000000000000 RSI: ffffffff8c29b939 RDI: ffffffff8ba555e0
[   26.921078][  T337] RBP: ffffc90000547230 R08: ffff88800b858800 R09: 0000000000000000
[   26.921492][  T337] R10: ffffc900005475c8 R11: ffffffff8d050668 R12: 1ffff920000a8e2c
[   26.921909][  T337] R13: 00000000000005dc R14: ffffc90000547880 R15: ffff88800945aa60
[   26.922318][  T337] FS:  00007f67de78d800(0000) GS:ffff8880a7f37000(0000) knlGS:0000000000000000
[   26.922805][  T337] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   26.923160][  T337] CR2: 00000000004e5aa0 CR3: 0000000005232006 CR4: 0000000000772ef0
[   26.923584][  T337] PKRU: 55555554
[   26.923791][  T337] Call Trace:
[   26.924006][  T337]  <TASK>
[ 26.924145][ T337] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 26.924431][ T337] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 26.924703][ T337] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 26.924984][ T337] ? __pfx_validate_linkmsg (net/core/rtnetlink.c:2660) 
[ 26.925258][ T337] ? is_bpf_text_address (kernel/bpf/core.c:777) 
[ 26.925542][ T337] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[ 26.925821][ T337] do_setlink.constprop.0 (net/core/rtnetlink.c:3106) 
[ 26.926100][ T337] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 26.926453][ T337] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 26.926732][ T337] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 26.927004][ T337] ? __kernel_text_address (kernel/extable.c:79) 
[ 26.927279][ T337] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 26.927561][ T337] ? __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) 
[ 26.927838][ T337] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 26.928181][ T337] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 26.928463][ T337] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 26.928739][ T337] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 26.929027][ T337] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 26.929301][ T337] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 26.929586][ T337] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 26.929856][ T337] ? __create_object (mm/kmemleak.c:771) 
[ 26.930129][ T337] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 26.930411][ T337] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 26.930686][ T337] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 26.931030][ T337] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 26.931310][ T337] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 26.931603][ T337] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 26.931876][ T337] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 26.932158][ T337] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 26.932442][ T337] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 26.932713][ T337] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 26.932988][ T337] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 26.933265][ T337] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 26.933550][ T337] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 26.933827][ T337] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 26.934109][ T337] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 26.934395][ T337] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 26.934670][ T337] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 26.934953][ T337] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 26.935227][ T337] ? 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) 
[ 26.935512][ T337] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[ 26.935790][ T337] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 26.936065][ T337] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 26.936362][ T337] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 26.936640][ T337] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 26.936938][ T337] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 26.937224][ T337] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 26.937516][ T337] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 26.937792][ T337] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 26.938162][ T337] ___sys_sendmsg (net/socket.c:2670) 
[ 26.938461][ T337] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 26.938753][ T337] ? __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) 
[ 26.939127][ T337] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 26.939434][ T337] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 26.939730][ T337] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 26.940024][ T337] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 26.940315][ T337] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 26.940628][ T337] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 26.940926][ T337] __sys_sendmsg (net/socket.c:2700) 
[ 26.941212][ T337] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 26.941580][ T337] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 26.941901][ T337] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 26.942192][ T337] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 26.942498][ T337] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   26.942857][  T337] RIP: 0033:0x7f67de95a1e7
[ 26.943159][ T337] 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)
[   26.944174][  T337] RSP: 002b:00007fffe0db07a8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   26.944599][  T337] RAX: ffffffffffffffda RBX: 00007fffe0db0ed0 RCX: 00007f67de95a1e7
[   26.945015][  T337] RDX: 0000000000000000 RSI: 00007fffe0db0810 RDI: 0000000000000005
[   26.945432][  T337] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000078
[   26.945843][  T337] R10: 00007f67de857ee8 R11: 0000000000000246 R12: 0000000000000004
[   26.946251][  T337] R13: 00000000686e6a5c R14: 0000000000499600 R15: 0000000000000000
| [   27.195890][  T341] ------------[ cut here ]------------
| [ 27.196208][ T341] WARNING: CPU: 3 PID: 341 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) 
| [   27.196773][  T341] Modules linked in: 8021q vrf veth
| [   27.197629][  T341] Tainted: [W]=WARN
[   27.197842][  T341] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 27.198194][ T341] 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) 
[ 27.198922][ T341] 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
[   27.199907][  T341] RSP: 0018:ffffc90000737140 EFLAGS: 00010246
[   27.200253][  T341] RAX: 0000000000000000 RBX: ffff88800a4d4000 RCX: 0000000000000001
[   27.200677][  T341] RDX: 0000000000000000 RSI: ffffffff8c29b939 RDI: ffffffff8ba555e0
[   27.201090][  T341] RBP: ffffc90000737230 R08: ffff8880057f2000 R09: 0000000000000000
[   27.201514][  T341] R10: ffffc900007375c8 R11: ffffffff8d050668 R12: 1ffff920000e6e2c
[   27.201924][  T341] R13: 0000000000010000 R14: ffffc90000737880 R15: ffff888009150060
[   27.202353][  T341] FS:  00007fd52097c800(0000) GS:ffff8880a8037000(0000) knlGS:0000000000000000
[   27.202838][  T341] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   27.203186][  T341] CR2: 00000000004e5aa0 CR3: 0000000009719006 CR4: 0000000000772ef0
[   27.203606][  T341] PKRU: 55555554
[   27.203813][  T341] Call Trace:
[   27.204017][  T341]  <TASK>
[ 27.204162][ T341] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 27.204451][ T341] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 27.204730][ T341] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 27.205007][ T341] ? __pfx_validate_linkmsg (net/core/rtnetlink.c:2660) 
[ 27.205281][ T341] ? is_bpf_text_address (kernel/bpf/core.c:777) 
[ 27.205574][ T341] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[ 27.205853][ T341] do_setlink.constprop.0 (net/core/rtnetlink.c:3106) 
[ 27.206138][ T341] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 27.206495][ T341] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 27.206767][ T341] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 27.207036][ T341] ? __kernel_text_address (kernel/extable.c:79) 
[ 27.207312][ T341] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 27.207596][ T341] ? __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) 
[ 27.207871][ T341] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 27.208212][ T341] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 27.208494][ T341] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 27.208767][ T341] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 27.209048][ T341] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 27.209321][ T341] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 27.209606][ T341] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 27.209874][ T341] ? __create_object (mm/kmemleak.c:771) 
[ 27.210153][ T341] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 27.210435][ T341] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 27.210709][ T341] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 27.211048][ T341] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 27.211338][ T341] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 27.211622][ T341] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 27.211894][ T341] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 27.212173][ T341] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 27.212461][ T341] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 27.212732][ T341] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 27.213013][ T341] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 27.213285][ T341] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 27.213568][ T341] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 27.213849][ T341] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 27.214127][ T341] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 27.214408][ T341] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 27.214690][ T341] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 27.214979][ T341] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 27.215249][ T341] ? 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) 
[ 27.215540][ T341] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[ 27.215823][ T341] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 27.216095][ T341] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 27.216396][ T341] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 27.216675][ T341] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 27.216948][ T341] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 27.217228][ T341] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 27.217520][ T341] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 27.217793][ T341] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 27.218145][ T341] ___sys_sendmsg (net/socket.c:2670) 
[ 27.218424][ T341] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 27.218703][ T341] ? __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) 
[ 27.219051][ T341] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 27.219340][ T341] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 27.219617][ T341] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 27.219895][ T341] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 27.220166][ T341] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 27.220448][ T341] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 27.220735][ T341] __sys_sendmsg (net/socket.c:2700) 
[ 27.221004][ T341] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 27.221354][ T341] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 27.221642][ T341] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 27.221916][ T341] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 27.222188][ T341] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   27.222533][  T341] RIP: 0033:0x7fd520b491e7
[ 27.222821][ T341] 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)
[   27.223806][  T341] RSP: 002b:00007ffd206d4358 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   27.224218][  T341] RAX: ffffffffffffffda RBX: 00007ffd206d4a80 RCX: 00007fd520b491e7
[   27.224648][  T341] RDX: 0000000000000000 RSI: 00007ffd206d43c0 RDI: 0000000000000005
[   27.225057][  T341] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000078
[   27.225478][  T341] R10: 00007fd520a46ee8 R11: 0000000000000246 R12: 0000000000000004
[   27.225885][  T341] R13: 00000000686e6a5c R14: 0000000000499600 R15: 0000000000000000
| [   27.330714][  T342] ------------[ cut here ]------------
| [ 27.331024][ T342] WARNING: CPU: 3 PID: 342 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) 
| [   27.331742][  T342] Modules linked in: 8021q vrf veth
| [   27.332587][  T342] Tainted: [W]=WARN
[   27.332795][  T342] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 27.333140][ T342] 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) 
[ 27.333431][ T342] 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
[   27.334417][  T342] RSP: 0018:ffffc90000737140 EFLAGS: 00010246
[   27.334767][  T342] RAX: 0000000000000000 RBX: ffff88800a4d4000 RCX: 0000000000000001
[   27.335183][  T342] RDX: 0000000000000000 RSI: ffffffff8c29b939 RDI: ffffffff8ba555e0
[   27.335603][  T342] RBP: ffffc90000737230 R08: ffff88800b0ce800 R09: 0000000000000000
[   27.336010][  T342] R10: ffffc900007375c8 R11: ffffffff8d050668 R12: 1ffff920000e6e2c
[   27.336427][  T342] R13: 00000000000005dc R14: ffffc90000737880 R15: ffff888009150e60
[   27.336845][  T342] FS:  00007f6bd0bb1800(0000) GS:ffff8880a8037000(0000) knlGS:0000000000000000
[   27.337324][  T342] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   27.337679][  T342] CR2: 00000000004e5aa0 CR3: 000000000bdb3001 CR4: 0000000000772ef0
[   27.338091][  T342] PKRU: 55555554
[   27.338296][  T342] Call Trace:
[   27.338510][  T342]  <TASK>
[ 27.338656][ T342] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 27.338951][ T342] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 27.339231][ T342] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 27.339518][ T342] ? __pfx_validate_linkmsg (net/core/rtnetlink.c:2660) 
[ 27.339792][ T342] ? is_bpf_text_address (kernel/bpf/core.c:777) 
[ 27.340067][ T342] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[ 27.340355][ T342] do_setlink.constprop.0 (net/core/rtnetlink.c:3106) 
[ 27.340642][ T342] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 27.340988][ T342] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 27.341262][ T342] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 27.341546][ T342] ? __kernel_text_address (kernel/extable.c:79) 
[ 27.341823][ T342] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 27.342100][ T342] ? __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) 
[ 27.342383][ T342] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 27.342729][ T342] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 27.343004][ T342] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 27.343276][ T342] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 27.343561][ T342] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 27.343836][ T342] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 27.344110][ T342] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 27.344389][ T342] ? __create_object (mm/kmemleak.c:771) 
[ 27.344667][ T342] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 27.344949][ T342] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 27.345222][ T342] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 27.345572][ T342] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 27.345853][ T342] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 27.346134][ T342] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 27.346414][ T342] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 27.346696][ T342] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 27.346976][ T342] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 27.347249][ T342] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 27.347535][ T342] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 27.347808][ T342] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 27.348084][ T342] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 27.348367][ T342] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 27.348646][ T342] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 27.348931][ T342] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 27.349213][ T342] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 27.349508][ T342] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 27.349783][ T342] ? 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) 
[ 27.350059][ T342] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[ 27.350345][ T342] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 27.350619][ T342] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 27.350898][ T342] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 27.351181][ T342] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 27.351465][ T342] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 27.351748][ T342] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 27.352025][ T342] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 27.352299][ T342] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 27.352673][ T342] ___sys_sendmsg (net/socket.c:2670) 
[ 27.352947][ T342] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 27.353225][ T342] ? __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) 
[ 27.353576][ T342] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 27.353860][ T342] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 27.354141][ T342] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 27.354430][ T342] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 27.354706][ T342] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 27.354979][ T342] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 27.355265][ T342] __sys_sendmsg (net/socket.c:2700) 
[ 27.355545][ T342] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 27.355884][ T342] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 27.356169][ T342] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 27.356452][ T342] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 27.356731][ T342] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   27.357071][  T342] RIP: 0033:0x7f6bd0d7e1e7
[ 27.357371][ T342] 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)
[   27.358359][  T342] RSP: 002b:00007fff4e80b248 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   27.358783][  T342] RAX: ffffffffffffffda RBX: 00007fff4e80b970 RCX: 00007f6bd0d7e1e7
[   27.359216][  T342] RDX: 0000000000000000 RSI: 00007fff4e80b2b0 RDI: 0000000000000005
[   27.359638][  T342] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000078
[   27.360046][  T342] R10: 00007f6bd0c7bee8 R11: 0000000000000246 R12: 0000000000000004
[   27.360461][  T342] R13: 00000000686e6a5d R14: 0000000000499600 R15: 0000000000000000
| [   27.753255][  T349] ------------[ cut here ]------------
| [ 27.753579][ T349] WARNING: CPU: 3 PID: 349 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) 
| [   27.754133][  T349] Modules linked in: 8021q vrf veth
| [   27.754980][  T349] Tainted: [W]=WARN
[   27.755190][  T349] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 27.755540][ T349] 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) 
[ 27.755828][ T349] 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
[   27.756814][  T349] RSP: 0018:ffffc900007d7140 EFLAGS: 00010246
[   27.757161][  T349] RAX: 0000000000000000 RBX: ffff888002099000 RCX: 0000000000000001
[   27.757588][  T349] RDX: 0000000000000000 RSI: ffffffff8c29b939 RDI: ffffffff8ba555e0
[   27.758000][  T349] RBP: ffffc900007d7230 R08: ffff88800be9d000 R09: 0000000000000000
[   27.758421][  T349] R10: ffffc900007d75c8 R11: ffffffff8d050668 R12: 1ffff920000fae2c
[   27.758833][  T349] R13: 000000000000ffff R14: ffffc900007d7880 R15: ffff8880091518e0
[   27.759271][  T349] FS:  00007f2ddbeac800(0000) GS:ffff8880a8037000(0000) knlGS:0000000000000000
[   27.759760][  T349] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   27.760109][  T349] CR2: 00000000004e5aa8 CR3: 000000000542d002 CR4: 0000000000772ef0
[   27.760531][  T349] PKRU: 55555554
[   27.760741][  T349] Call Trace:
[   27.760946][  T349]  <TASK>
[ 27.761086][ T349] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 27.761376][ T349] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 27.761651][ T349] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 27.761927][ T349] ? __pfx_validate_linkmsg (net/core/rtnetlink.c:2660) 
[ 27.762201][ T349] ? is_bpf_text_address (kernel/bpf/core.c:777) 
[ 27.762483][ T349] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[ 27.762760][ T349] do_setlink.constprop.0 (net/core/rtnetlink.c:3106) 
[ 27.763044][ T349] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 27.763400][ T349] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 27.763675][ T349] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 27.763949][ T349] ? __kernel_text_address (kernel/extable.c:79) 
[ 27.764225][ T349] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 27.764509][ T349] ? __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) 
[ 27.764784][ T349] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 27.765128][ T349] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 27.765412][ T349] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 27.765686][ T349] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 27.765965][ T349] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 27.766241][ T349] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 27.766522][ T349] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 27.766791][ T349] ? __create_object (mm/kmemleak.c:771) 
[ 27.767067][ T349] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 27.767355][ T349] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 27.767628][ T349] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 27.767966][ T349] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 27.768245][ T349] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 27.768533][ T349] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 27.768807][ T349] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 27.769096][ T349] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 27.769378][ T349] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 27.769655][ T349] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 27.769930][ T349] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 27.770204][ T349] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 27.770488][ T349] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 27.770767][ T349] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 27.771043][ T349] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 27.771318][ T349] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 27.771609][ T349] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 27.771894][ T349] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 27.772166][ T349] ? 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) 
[ 27.772450][ T349] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[ 27.772728][ T349] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 27.772999][ T349] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 27.773277][ T349] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 27.773571][ T349] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 27.773846][ T349] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 27.774126][ T349] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 27.774414][ T349] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 27.774687][ T349] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 27.775038][ T349] ___sys_sendmsg (net/socket.c:2670) 
[ 27.775309][ T349] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 27.775592][ T349] ? __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) 
[ 27.775935][ T349] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 27.776213][ T349] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 27.776498][ T349] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 27.776781][ T349] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 27.777054][ T349] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 27.777338][ T349] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 27.777626][ T349] __sys_sendmsg (net/socket.c:2700) 
[ 27.777896][ T349] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 27.778232][ T349] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 27.778528][ T349] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 27.778801][ T349] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 27.779084][ T349] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   27.779434][  T349] RIP: 0033:0x7f2ddc0791e7
[ 27.779721][ T349] 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)
[   27.780707][  T349] RSP: 002b:00007ffe707fe368 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   27.781118][  T349] RAX: ffffffffffffffda RBX: 00007ffe707fea90 RCX: 00007f2ddc0791e7
[   27.781540][  T349] RDX: 0000000000000000 RSI: 00007ffe707fe3d0 RDI: 0000000000000005
[   27.781951][  T349] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000078
[   27.782385][  T349] R10: 00007f2ddbf76ee8 R11: 0000000000000246 R12: 0000000000000004
[   27.782793][  T349] R13: 00000000686e6a5d R14: 0000000000499600 R15: 0000000000000000
| [   27.904142][  T350] ------------[ cut here ]------------
| [ 27.904492][ T350] WARNING: CPU: 0 PID: 350 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) 
| [   27.905108][  T350] Modules linked in: 8021q vrf veth
| [   27.906011][  T350] Tainted: [W]=WARN
[   27.906230][  T350] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 27.906594][ T350] 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) 
[ 27.906887][ T350] 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
[   27.907907][  T350] RSP: 0018:ffffc90000807140 EFLAGS: 00010246
[   27.908273][  T350] RAX: 0000000000000000 RBX: ffff888002099000 RCX: 0000000000000001
[   27.908743][  T350] RDX: 0000000000000000 RSI: ffffffff8c29b939 RDI: ffffffff8ba555e0
[   27.909340][  T350] RBP: ffffc90000807230 R08: ffff88800bb25000 R09: 0000000000000000
[   27.909776][  T350] R10: ffffc900008075c8 R11: ffffffff8d050668 R12: 1ffff92000100e2c
[   27.910212][  T350] R13: 00000000000005dc R14: ffffc90000807880 R15: ffff88800b28f160
[   27.910780][  T350] FS:  00007f5918afe800(0000) GS:ffff8880a7eb7000(0000) knlGS:0000000000000000
[   27.911276][  T350] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   27.911800][  T350] CR2: 00000000004e5aa8 CR3: 000000000786f005 CR4: 0000000000772ef0
[   27.912237][  T350] PKRU: 55555554
[   27.912487][  T350] Call Trace:
[   27.912710][  T350]  <TASK>
[ 27.912869][ T350] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 27.913165][ T350] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 27.913461][ T350] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 27.913741][ T350] ? __pfx_validate_linkmsg (net/core/rtnetlink.c:2660) 
[ 27.914018][ T350] ? is_bpf_text_address (kernel/bpf/core.c:777) 
[ 27.914299][ T350] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[ 27.914598][ T350] do_setlink.constprop.0 (net/core/rtnetlink.c:3106) 
[ 27.914886][ T350] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 27.915248][ T350] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 27.915543][ T350] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 27.915829][ T350] ? __kernel_text_address (kernel/extable.c:79) 
[ 27.916122][ T350] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 27.916415][ T350] ? __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) 
[ 27.916715][ T350] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 27.917075][ T350] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 27.917368][ T350] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 27.917648][ T350] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 27.917932][ T350] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 27.918207][ T350] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 27.918489][ T350] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 27.918763][ T350] ? __create_object (mm/kmemleak.c:771) 
[ 27.919053][ T350] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 27.919338][ T350] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 27.919613][ T350] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 27.920104][ T350] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 27.920608][ T350] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 27.921113][ T350] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 27.921619][ T350] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 27.922112][ T350] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 27.922615][ T350] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 27.923097][ T350] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 27.923624][ T350] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 27.924107][ T350] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 27.924612][ T350] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 27.925104][ T350] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 27.925625][ T350] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 27.926106][ T350] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 27.926613][ T350] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 27.927121][ T350] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 27.927636][ T350] ? 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) 
[ 27.928128][ T350] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[ 27.928649][ T350] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 27.929151][ T350] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 27.929665][ T350] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 27.930174][ T350] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 27.930675][ T350] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 27.931189][ T350] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 27.931732][ T350] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 27.932222][ T350] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 27.932877][ T350] ___sys_sendmsg (net/socket.c:2670) 
[ 27.933391][ T350] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 27.933883][ T350] ? __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) 
[ 27.934510][ T350] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 27.935024][ T350] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 27.935531][ T350] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 27.936039][ T350] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 27.936541][ T350] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 27.937021][ T350] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 27.937546][ T350] __sys_sendmsg (net/socket.c:2700) 
[ 27.938031][ T350] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 27.938671][ T350] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 27.939207][ T350] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 27.939716][ T350] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 27.940213][ T350] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   27.940818][  T350] RIP: 0033:0x7f5918ccb1e7
[ 27.941308][ T350] 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)
[   27.943083][  T350] RSP: 002b:00007fff3f205f58 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   27.943835][  T350] RAX: ffffffffffffffda RBX: 00007fff3f206680 RCX: 00007f5918ccb1e7
[   27.944585][  T350] RDX: 0000000000000000 RSI: 00007fff3f205fc0 RDI: 0000000000000005
[   27.945347][  T350] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000078
[   27.946081][  T350] R10: 00007f5918bc8ee8 R11: 0000000000000246 R12: 0000000000000004
[   27.946843][  T350] R13: 00000000686e6a5d R14: 0000000000499600 R15: 0000000000000000
| [   28.204217][  T354] ------------[ cut here ]------------
| [ 28.204587][ T354] WARNING: CPU: 0 PID: 354 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) 
| [   28.205193][  T354] Modules linked in: 8021q vrf veth
| [   28.206140][  T354] Tainted: [W]=WARN
[   28.206393][  T354] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 28.206776][ T354] 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) 
[ 28.207092][ T354] 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
[   28.208183][  T354] RSP: 0018:ffffc900007d7140 EFLAGS: 00010246
[   28.208718][  T354] RAX: 0000000000000000 RBX: ffff888002099000 RCX: 0000000000000001
[   28.209184][  T354] RDX: 0000000000000000 RSI: ffffffff8c29b939 RDI: ffffffff8ba555e0
[   28.209805][  T354] RBP: ffffc900007d7230 R08: ffff888005fd2000 R09: 0000000000000000
[   28.210264][  T354] R10: ffffc900007d75c8 R11: ffffffff8d050668 R12: 1ffff920000fae2c
[   28.210849][  T354] R13: 0000000000010000 R14: ffffc900007d7880 R15: ffff88800b28d8e0
[   28.211297][  T354] FS:  00007f111712c800(0000) GS:ffff8880a7eb7000(0000) knlGS:0000000000000000
[   28.211839][  T354] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   28.212223][  T354] CR2: 00000000004e5aa8 CR3: 0000000009b5c002 CR4: 0000000000772ef0
[   28.212679][  T354] PKRU: 55555554
[   28.212906][  T354] Call Trace:
[   28.213131][  T354]  <TASK>
[ 28.213283][ T354] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 28.213608][ T354] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 28.213908][ T354] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 28.214210][ T354] ? __pfx_validate_linkmsg (net/core/rtnetlink.c:2660) 
[ 28.214527][ T354] ? is_bpf_text_address (kernel/bpf/core.c:777) 
[ 28.214832][ T354] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[ 28.215138][ T354] do_setlink.constprop.0 (net/core/rtnetlink.c:3106) 
[ 28.215454][ T354] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 28.215840][ T354] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 28.216141][ T354] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 28.216455][ T354] ? __kernel_text_address (kernel/extable.c:79) 
[ 28.216761][ T354] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 28.217067][ T354] ? __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) 
[ 28.217382][ T354] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 28.217757][ T354] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 28.218061][ T354] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 28.218370][ T354] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 28.218679][ T354] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 28.218990][ T354] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 28.219291][ T354] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 28.219600][ T354] ? __create_object (mm/kmemleak.c:771) 
[ 28.219906][ T354] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 28.220206][ T354] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 28.220516][ T354] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 28.220889][ T354] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 28.221201][ T354] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 28.221516][ T354] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 28.221831][ T354] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 28.222158][ T354] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 28.222469][ T354] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 28.222771][ T354] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 28.223075][ T354] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 28.223384][ T354] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 28.223715][ T354] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 28.224024][ T354] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 28.224356][ T354] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 28.224661][ T354] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 28.224962][ T354] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 28.225275][ T354] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 28.225587][ T354] ? 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) 
[ 28.225898][ T354] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[ 28.226204][ T354] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 28.226512][ T354] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 28.226817][ T354] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 28.227125][ T354] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 28.227439][ T354] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 28.227748][ T354] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 28.228066][ T354] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 28.228380][ T354] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 28.228767][ T354] ___sys_sendmsg (net/socket.c:2670) 
[ 28.229076][ T354] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 28.229392][ T354] ? __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) 
[ 28.229768][ T354] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 28.230068][ T354] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 28.230389][ T354] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 28.230694][ T354] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 28.230991][ T354] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 28.231290][ T354] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 28.231609][ T354] __sys_sendmsg (net/socket.c:2700) 
[ 28.231907][ T354] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 28.232280][ T354] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 28.232607][ T354] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 28.232911][ T354] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 28.233212][ T354] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   28.233594][  T354] RIP: 0033:0x7f11172f91e7
[ 28.233908][ T354] 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)
[   28.234995][  T354] RSP: 002b:00007ffc8fe2d668 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   28.235471][  T354] RAX: ffffffffffffffda RBX: 00007ffc8fe2dd90 RCX: 00007f11172f91e7
[   28.235924][  T354] RDX: 0000000000000000 RSI: 00007ffc8fe2d6d0 RDI: 0000000000000005
[   28.236385][  T354] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000078
[   28.236843][  T354] R10: 00007f11171f6ee8 R11: 0000000000000246 R12: 0000000000000004
[   28.237293][  T354] R13: 00000000686e6a5d R14: 0000000000499600 R15: 0000000000000000
| [   28.348881][  T355] ------------[ cut here ]------------
| [ 28.349198][ T355] WARNING: CPU: 0 PID: 355 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) 
| [   28.349809][  T355] Modules linked in: 8021q vrf veth
| [   28.350682][  T355] Tainted: [W]=WARN
[   28.350895][  T355] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 28.351238][ T355] 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) 
[ 28.351531][ T355] 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
[   28.352530][  T355] RSP: 0018:ffffc90000817140 EFLAGS: 00010246
[   28.352881][  T355] RAX: 0000000000000000 RBX: ffff888002099000 RCX: 0000000000000001
[   28.353293][  T355] RDX: 0000000000000000 RSI: ffffffff8c29b939 RDI: ffffffff8ba555e0
[   28.353713][  T355] RBP: ffffc90000817230 R08: ffff88800a598800 R09: 0000000000000000
[   28.354131][  T355] R10: ffffc900008175c8 R11: ffffffff8d050668 R12: 1ffff92000102e2c
[   28.354556][  T355] R13: 00000000000005dc R14: ffffc90000817880 R15: ffff88800b28c3e0
[   28.354969][  T355] FS:  00007f3b4d2c5800(0000) GS:ffff8880a7eb7000(0000) knlGS:0000000000000000
[   28.355458][  T355] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   28.355805][  T355] CR2: 00000000004e5aa8 CR3: 00000000053ba004 CR4: 0000000000772ef0
[   28.356221][  T355] PKRU: 55555554
[   28.356437][  T355] Call Trace:
[   28.356646][  T355]  <TASK>
[ 28.356787][ T355] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 28.357068][ T355] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 28.357353][ T355] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 28.357633][ T355] ? __pfx_validate_linkmsg (net/core/rtnetlink.c:2660) 
[ 28.357907][ T355] ? is_bpf_text_address (kernel/bpf/core.c:777) 
[ 28.358187][ T355] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[ 28.358477][ T355] do_setlink.constprop.0 (net/core/rtnetlink.c:3106) 
[ 28.358758][ T355] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 28.359125][ T355] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 28.359429][ T355] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 28.359705][ T355] ? __kernel_text_address (kernel/extable.c:79) 
[ 28.359989][ T355] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 28.360267][ T355] ? __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) 
[ 28.360555][ T355] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 28.360894][ T355] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 28.361195][ T355] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 28.361483][ T355] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 28.361758][ T355] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 28.362041][ T355] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 28.362317][ T355] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 28.362600][ T355] ? __create_object (mm/kmemleak.c:771) 
[ 28.362877][ T355] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 28.363156][ T355] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 28.363442][ T355] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 28.363784][ T355] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 28.364066][ T355] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 28.364365][ T355] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 28.364639][ T355] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 28.364920][ T355] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 28.365194][ T355] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 28.365476][ T355] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 28.365754][ T355] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 28.366026][ T355] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 28.366303][ T355] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 28.366598][ T355] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 28.366878][ T355] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 28.367152][ T355] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 28.367438][ T355] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 28.367725][ T355] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 28.367997][ T355] ? 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) 
[ 28.368272][ T355] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[ 28.368568][ T355] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 28.368850][ T355] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 28.369133][ T355] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 28.369420][ T355] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 28.369694][ T355] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 28.369976][ T355] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 28.370256][ T355] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 28.370545][ T355] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 28.370898][ T355] ___sys_sendmsg (net/socket.c:2670) 
[ 28.371171][ T355] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 28.371456][ T355] ? __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) 
[ 28.371801][ T355] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 28.372079][ T355] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 28.372364][ T355] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 28.372650][ T355] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 28.372924][ T355] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 28.373199][ T355] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 28.373490][ T355] __sys_sendmsg (net/socket.c:2700) 
[ 28.373761][ T355] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 28.374099][ T355] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 28.374395][ T355] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 28.374677][ T355] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 28.374952][ T355] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   28.375290][  T355] RIP: 0033:0x7f3b4d4921e7
[ 28.375584][ T355] 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)
[   28.376569][  T355] RSP: 002b:00007fffc6e3df78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   28.376994][  T355] RAX: ffffffffffffffda RBX: 00007fffc6e3e6a0 RCX: 00007f3b4d4921e7
[   28.377414][  T355] RDX: 0000000000000000 RSI: 00007fffc6e3dfe0 RDI: 0000000000000005
[   28.377822][  T355] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000078
[   28.378232][  T355] R10: 00007f3b4d38fee8 R11: 0000000000000246 R12: 0000000000000004
[   28.378657][  T355] R13: 00000000686e6a5e R14: 0000000000499600 R15: 0000000000000000
| [   29.159639][  T377] ------------[ cut here ]------------
| [ 29.159984][ T377] WARNING: CPU: 2 PID: 377 at ./include/net/netdev_lock.h:17 netif_set_mtu_ext (./include/net/netdev_lock.h:17 ./include/net/netdev_lock.h:15 ./include/net/netdev_lock.h:25 net/core/dev.c:9610) 
| [   29.162170][  T377] Modules linked in: 8021q vrf veth
| [   29.163295][  T377] Tainted: [W]=WARN
[   29.163530][  T377] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 29.163885][ T377] RIP: 0010:netif_set_mtu_ext (./include/net/netdev_lock.h:17 ./include/net/netdev_lock.h:15 ./include/net/netdev_lock.h:25 net/core/dev.c:9610) 
[ 29.164185][ T377] 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
[   29.165186][  T377] RSP: 0018:ffffc90000807140 EFLAGS: 00010246
[   29.165560][  T377] RAX: 0000000000000000 RBX: ffff88800a4d4000 RCX: 0000000000000001
[   29.165986][  T377] RDX: 0000000000000000 RSI: ffffffff8c29b939 RDI: ffffffff8ba555e0
[   29.166421][  T377] RBP: ffffc90000807230 R08: ffff88800bec8800 R09: 0000000000000000
[   29.166847][  T377] R10: ffffc900008075c8 R11: ffffffff8d050668 R12: 1ffff92000100e2c
[   29.167271][  T377] R13: 000000000000ffff R14: ffffc90000807880 R15: ffff88800a3d1560
[   29.167704][  T377] FS:  00007fa9ceb01800(0000) GS:ffff8880a7fb7000(0000) knlGS:0000000000000000
[   29.168196][  T377] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   29.168561][  T377] CR2: 00000000004e5aa0 CR3: 000000000bca2003 CR4: 0000000000772ef0
[   29.168997][  T377] PKRU: 55555554
[   29.169214][  T377] Call Trace:
[   29.169442][  T377]  <TASK>
[ 29.169598][ T377] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 29.169900][ T377] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 29.170186][ T377] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 29.170487][ T377] ? __pfx_validate_linkmsg (net/core/rtnetlink.c:2660) 
[ 29.170781][ T377] ? is_bpf_text_address (kernel/bpf/core.c:777) 
[ 29.171071][ T377] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[ 29.171375][ T377] do_setlink.constprop.0 (net/core/rtnetlink.c:3106) 
[ 29.171672][ T377] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 29.172033][ T377] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 29.172319][ T377] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 29.172613][ T377] ? __kernel_text_address (kernel/extable.c:79) 
[ 29.172901][ T377] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 29.173194][ T377] ? __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) 
[ 29.173488][ T377] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 29.173844][ T377] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 29.174135][ T377] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 29.174434][ T377] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 29.174727][ T377] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 29.175016][ T377] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 29.175309][ T377] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 29.175605][ T377] ? __create_object (mm/kmemleak.c:771) 
[ 29.175900][ T377] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 29.176189][ T377] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 29.176486][ T377] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 29.176841][ T377] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 29.177133][ T377] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 29.177437][ T377] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 29.177723][ T377] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 29.178021][ T377] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 29.178309][ T377] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 29.178606][ T377] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 29.178908][ T377] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 29.179201][ T377] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 29.179500][ T377] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 29.179791][ T377] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 29.180087][ T377] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 29.180386][ T377] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 29.180675][ T377] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 29.180975][ T377] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 29.181259][ T377] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 ./include/net/netns/generic.h:48 net/netlink/af_netlink.c:333) 
[ 29.181557][ T377] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[ 29.181851][ T377] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 29.182136][ T377] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 29.182444][ T377] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 29.182739][ T377] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 29.183031][ T377] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 29.183324][ T377] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 29.183626][ T377] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 29.183909][ T377] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 29.184283][ T377] ___sys_sendmsg (net/socket.c:2670) 
[ 29.184575][ T377] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 29.184862][ T377] ? __call_rcu_common.constprop.0 (./arch/x86/include/asm/irqflags.h:26 ./arch/x86/include/asm/irqflags.h:109 ./arch/x86/include/asm/irqflags.h:127 kernel/rcu/tree.c:3096) 
[ 29.185220][ T377] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 29.185519][ T377] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 29.185807][ T377] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 29.186101][ T377] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 29.186402][ T377] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 29.186692][ T377] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 29.186986][ T377] __sys_sendmsg (net/socket.c:2700) 
[ 29.187271][ T377] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 29.187633][ T377] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 29.187932][ T377] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 29.188218][ T377] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 29.188515][ T377] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   29.188882][  T377] RIP: 0033:0x7fa9cecce1e7
[ 29.189183][ T377] Code: 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b9 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 2e 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 89 54 24 1c 48 89 74 24 10
All code
========
   0:	0e                   	(bad)
   1:	00 f7                	add    %dh,%bh
   3:	d8 64 89 02          	fsubs  0x2(%rcx,%rcx,4)
   7:	48 c7 c0 ff ff ff ff 	mov    $0xffffffffffffffff,%rax
   e:	eb b9                	jmp    0xffffffffffffffc9
  10:	0f 1f 00             	nopl   (%rax)
  13:	f3 0f 1e fa          	endbr64
  17:	64 8b 04 25 18 00 00 	mov    %fs:0x18,%eax
  1e:	00 
  1f:	85 c0                	test   %eax,%eax
  21:	75 10                	jne    0x33
  23:	b8 2e 00 00 00       	mov    $0x2e,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax		<-- trapping instruction
  30:	77 51                	ja     0x83
  32:	c3                   	ret
  33:	48 83 ec 28          	sub    $0x28,%rsp
  37:	89 54 24 1c          	mov    %edx,0x1c(%rsp)
  3b:	48 89 74 24 10       	mov    %rsi,0x10(%rsp)

Code starting with the faulting instruction
===========================================
   0:	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax
   6:	77 51                	ja     0x59
   8:	c3                   	ret
   9:	48 83 ec 28          	sub    $0x28,%rsp
   d:	89 54 24 1c          	mov    %edx,0x1c(%rsp)
  11:	48 89 74 24 10       	mov    %rsi,0x10(%rsp)
[   29.190193][  T377] RSP: 002b:00007ffc10174588 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   29.190642][  T377] RAX: ffffffffffffffda RBX: 00007ffc10174cb0 RCX: 00007fa9cecce1e7
[   29.191071][  T377] RDX: 0000000000000000 RSI: 00007ffc101745f0 RDI: 0000000000000005
[   29.191504][  T377] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000078
[   29.191928][  T377] R10: 00007fa9cebcbee8 R11: 0000000000000246 R12: 0000000000000004
[   29.192361][  T377] R13: 00000000686e6a5e R14: 0000000000499600 R15: 0000000000000000
| [   29.449880][  T381] ------------[ cut here ]------------
| [ 29.450235][ T381] WARNING: CPU: 2 PID: 381 at ./include/net/netdev_lock.h:17 netif_set_mtu_ext (./include/net/netdev_lock.h:17 ./include/net/netdev_lock.h:15 ./include/net/netdev_lock.h:25 net/core/dev.c:9610) 
| [   29.450819][  T381] Modules linked in: 8021q vrf veth
| [   29.451698][  T381] Tainted: [W]=WARN
[   29.451926][  T381] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 29.452278][ T381] RIP: 0010:netif_set_mtu_ext (./include/net/netdev_lock.h:17 ./include/net/netdev_lock.h:15 ./include/net/netdev_lock.h:25 net/core/dev.c:9610) 
[ 29.452591][ T381] 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
[   29.453605][  T381] RSP: 0018:ffffc900007f7140 EFLAGS: 00010246
[   29.453970][  T381] RAX: 0000000000000000 RBX: ffff888005d81000 RCX: 0000000000000001
[   29.454409][  T381] RDX: 0000000000000000 RSI: ffffffff8c29b939 RDI: ffffffff8ba555e0
[   29.454839][  T381] RBP: ffffc900007f7230 R08: ffff88800a2ed000 R09: 0000000000000000
[   29.455274][  T381] R10: ffffc900007f75c8 R11: ffffffff8d050668 R12: 1ffff920000fee2c
[   29.456161][  T381] R13: 000000000000ffff R14: ffffc900007f7880 R15: ffff88800945aa60
[   29.456603][  T381] FS:  00007f9a43bf3800(0000) GS:ffff8880a7fb7000(0000) knlGS:0000000000000000
[   29.457105][  T381] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   29.457475][  T381] CR2: 00000000004e7370 CR3: 000000000bb7f002 CR4: 0000000000772ef0
[   29.457901][  T381] PKRU: 55555554
[   29.458121][  T381] Call Trace:
[   29.458361][  T381]  <TASK>
[ 29.458517][ T381] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 29.458808][ T381] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 29.459115][ T381] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 29.459415][ T381] ? __pfx_validate_linkmsg (net/core/rtnetlink.c:2660) 
[ 29.459705][ T381] ? is_bpf_text_address (kernel/bpf/core.c:777) 
[ 29.459995][ T381] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[ 29.460291][ T381] do_setlink.constprop.0 (net/core/rtnetlink.c:3106) 
[ 29.460598][ T381] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 29.460960][ T381] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 29.461248][ T381] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 29.461554][ T381] ? __kernel_text_address (kernel/extable.c:79) 
[ 29.461846][ T381] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 29.462141][ T381] ? __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) 
[ 29.462460][ T381] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 29.462816][ T381] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 29.463108][ T381] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 29.463404][ T381] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 29.463691][ T381] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 29.463983][ T381] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 29.464270][ T381] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 29.464566][ T381] ? __create_object (mm/kmemleak.c:771) 
[ 29.464871][ T381] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 29.465164][ T381] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 29.465459][ T381] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 29.465814][ T381] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 29.466117][ T381] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 29.466417][ T381] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 29.466707][ T381] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 29.467010][ T381] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 29.467300][ T381] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 29.467595][ T381] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 29.467890][ T381] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 29.468175][ T381] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 29.468476][ T381] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 29.468766][ T381] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 29.469068][ T381] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 29.469372][ T381] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 29.469662][ T381] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 29.469968][ T381] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 29.470253][ T381] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 ./include/net/netns/generic.h:48 net/netlink/af_netlink.c:333) 
[ 29.470552][ T381] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[ 29.470843][ T381] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 29.471136][ T381] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 29.471444][ T381] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 29.471741][ T381] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 29.472028][ T381] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 29.472322][ T381] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 29.472622][ T381] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 29.472909][ T381] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 29.473284][ T381] ___sys_sendmsg (net/socket.c:2670) 
[ 29.473615][ T381] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 29.473910][ T381] ? __call_rcu_common.constprop.0 (./arch/x86/include/asm/irqflags.h:26 ./arch/x86/include/asm/irqflags.h:109 ./arch/x86/include/asm/irqflags.h:127 kernel/rcu/tree.c:3096) 
[ 29.474278][ T381] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 29.474593][ T381] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 29.474903][ T381] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 29.475212][ T381] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 29.475527][ T381] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 29.475836][ T381] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 29.476146][ T381] __sys_sendmsg (net/socket.c:2700) 
[ 29.476449][ T381] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 29.476809][ T381] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 29.477110][ T381] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 29.477409][ T381] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 29.477695][ T381] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   29.478058][  T381] RIP: 0033:0x7f9a43dc01e7
[ 29.478367][ T381] Code: 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b9 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 2e 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 89 54 24 1c 48 89 74 24 10
All code
========
   0:	0e                   	(bad)
   1:	00 f7                	add    %dh,%bh
   3:	d8 64 89 02          	fsubs  0x2(%rcx,%rcx,4)
   7:	48 c7 c0 ff ff ff ff 	mov    $0xffffffffffffffff,%rax
   e:	eb b9                	jmp    0xffffffffffffffc9
  10:	0f 1f 00             	nopl   (%rax)
  13:	f3 0f 1e fa          	endbr64
  17:	64 8b 04 25 18 00 00 	mov    %fs:0x18,%eax
  1e:	00 
  1f:	85 c0                	test   %eax,%eax
  21:	75 10                	jne    0x33
  23:	b8 2e 00 00 00       	mov    $0x2e,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax		<-- trapping instruction
  30:	77 51                	ja     0x83
  32:	c3                   	ret
  33:	48 83 ec 28          	sub    $0x28,%rsp
  37:	89 54 24 1c          	mov    %edx,0x1c(%rsp)
  3b:	48 89 74 24 10       	mov    %rsi,0x10(%rsp)

Code starting with the faulting instruction
===========================================
   0:	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax
   6:	77 51                	ja     0x59
   8:	c3                   	ret
   9:	48 83 ec 28          	sub    $0x28,%rsp
   d:	89 54 24 1c          	mov    %edx,0x1c(%rsp)
  11:	48 89 74 24 10       	mov    %rsi,0x10(%rsp)
[   29.479375][  T381] RSP: 002b:00007ffc44024138 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   29.479804][  T381] RAX: ffffffffffffffda RBX: 00007ffc44024860 RCX: 00007f9a43dc01e7
[   29.480244][  T381] RDX: 0000000000000000 RSI: 00007ffc440241a0 RDI: 0000000000000005
[   29.480677][  T381] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000078
[   29.481100][  T381] R10: 00007f9a43cbdee8 R11: 0000000000000246 R12: 0000000000000004
[   29.481532][  T381] R13: 00000000686e6a5f R14: 0000000000499600 R15: 0000000000000000
| [   29.731900][  T385] ------------[ cut here ]------------
| [ 29.732228][ T385] WARNING: CPU: 0 PID: 385 at ./include/net/netdev_lock.h:17 netif_set_mtu_ext (./include/net/netdev_lock.h:17 ./include/net/netdev_lock.h:15 ./include/net/netdev_lock.h:25 net/core/dev.c:9610) 
| [   29.733225][  T385] Modules linked in: 8021q vrf veth
| [   29.734085][  T385] Tainted: [W]=WARN
[   29.734293][  T385] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 29.734641][ T385] RIP: 0010:netif_set_mtu_ext (./include/net/netdev_lock.h:17 ./include/net/netdev_lock.h:15 ./include/net/netdev_lock.h:25 net/core/dev.c:9610) 
[ 29.734923][ T385] 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
[   29.735907][  T385] RSP: 0018:ffffc900008c7140 EFLAGS: 00010246
[   29.736253][  T385] RAX: 0000000000000000 RBX: ffff888002099000 RCX: 0000000000000001
[   29.736672][  T385] RDX: 0000000000000000 RSI: ffffffff8c29b939 RDI: ffffffff8ba555e0
[   29.737079][  T385] RBP: ffffc900008c7230 R08: ffff8880025d2000 R09: 0000000000000000
[   29.737501][  T385] R10: ffffc900008c75c8 R11: ffffffff8d050668 R12: 1ffff92000118e2c
[   29.737909][  T385] R13: 000000000000ffff R14: ffffc900008c7880 R15: ffff8880094598e0
[   29.738318][  T385] FS:  00007f32d8392800(0000) GS:ffff8880a7eb7000(0000) knlGS:0000000000000000
[   29.738806][  T385] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   29.739172][  T385] CR2: 00000000004e5aa8 CR3: 0000000009f9b004 CR4: 0000000000772ef0
[   29.739592][  T385] PKRU: 55555554
[   29.739796][  T385] Call Trace:
[   29.740001][  T385]  <TASK>
[ 29.740140][ T385] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 29.740428][ T385] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 29.740702][ T385] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 29.740985][ T385] ? __pfx_validate_linkmsg (net/core/rtnetlink.c:2660) 
[ 29.741260][ T385] ? is_bpf_text_address (kernel/bpf/core.c:777) 
[ 29.741544][ T385] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[ 29.741822][ T385] do_setlink.constprop.0 (net/core/rtnetlink.c:3106) 
[ 29.742101][ T385] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 29.742459][ T385] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 29.742733][ T385] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 29.743010][ T385] ? __kernel_text_address (kernel/extable.c:79) 
[ 29.743287][ T385] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 29.743575][ T385] ? __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) 
[ 29.743851][ T385] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 29.744194][ T385] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 29.744479][ T385] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 29.744752][ T385] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 29.745033][ T385] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 29.745311][ T385] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 29.745593][ T385] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 29.745866][ T385] ? __create_object (mm/kmemleak.c:771) 
[ 29.746175][ T385] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 29.746462][ T385] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 29.746737][ T385] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 29.747084][ T385] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 29.747370][ T385] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 29.747651][ T385] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 29.747925][ T385] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 29.748208][ T385] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 29.748494][ T385] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 29.748770][ T385] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 29.749063][ T385] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 29.749355][ T385] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 29.749635][ T385] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 29.749917][ T385] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 29.750199][ T385] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 29.750482][ T385] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 29.750760][ T385] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 29.751048][ T385] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 29.751336][ T385] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 ./include/net/netns/generic.h:48 net/netlink/af_netlink.c:333) 
[ 29.751616][ T385] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[ 29.751896][ T385] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 29.752172][ T385] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 29.752461][ T385] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 29.752742][ T385] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 29.753019][ T385] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 29.753302][ T385] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 29.753612][ T385] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 29.753885][ T385] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 29.754245][ T385] ___sys_sendmsg (net/socket.c:2670) 
[ 29.754528][ T385] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 29.754801][ T385] ? __call_rcu_common.constprop.0 (./arch/x86/include/asm/irqflags.h:26 ./arch/x86/include/asm/irqflags.h:109 ./arch/x86/include/asm/irqflags.h:127 kernel/rcu/tree.c:3096) 
[ 29.755142][ T385] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 29.755432][ T385] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 29.755709][ T385] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 29.755989][ T385] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 29.756265][ T385] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 29.756549][ T385] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 29.756832][ T385] __sys_sendmsg (net/socket.c:2700) 
[ 29.757105][ T385] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 29.757454][ T385] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 29.757747][ T385] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 29.758024][ T385] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 29.758298][ T385] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   29.758645][  T385] RIP: 0033:0x7f32d855f1e7
[ 29.758940][ T385] Code: 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b9 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 2e 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 89 54 24 1c 48 89 74 24 10
All code
========
   0:	0e                   	(bad)
   1:	00 f7                	add    %dh,%bh
   3:	d8 64 89 02          	fsubs  0x2(%rcx,%rcx,4)
   7:	48 c7 c0 ff ff ff ff 	mov    $0xffffffffffffffff,%rax
   e:	eb b9                	jmp    0xffffffffffffffc9
  10:	0f 1f 00             	nopl   (%rax)
  13:	f3 0f 1e fa          	endbr64
  17:	64 8b 04 25 18 00 00 	mov    %fs:0x18,%eax
  1e:	00 
  1f:	85 c0                	test   %eax,%eax
  21:	75 10                	jne    0x33
  23:	b8 2e 00 00 00       	mov    $0x2e,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax		<-- trapping instruction
  30:	77 51                	ja     0x83
  32:	c3                   	ret
  33:	48 83 ec 28          	sub    $0x28,%rsp
  37:	89 54 24 1c          	mov    %edx,0x1c(%rsp)
  3b:	48 89 74 24 10       	mov    %rsi,0x10(%rsp)

Code starting with the faulting instruction
===========================================
   0:	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax
   6:	77 51                	ja     0x59
   8:	c3                   	ret
   9:	48 83 ec 28          	sub    $0x28,%rsp
   d:	89 54 24 1c          	mov    %edx,0x1c(%rsp)
  11:	48 89 74 24 10       	mov    %rsi,0x10(%rsp)
[   29.759941][  T385] RSP: 002b:00007ffd3741fda8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   29.760368][  T385] RAX: ffffffffffffffda RBX: 00007ffd374204d0 RCX: 00007f32d855f1e7
[   29.760783][  T385] RDX: 0000000000000000 RSI: 00007ffd3741fe10 RDI: 0000000000000005
[   29.761193][  T385] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000078
[   29.761616][  T385] R10: 00007f32d845cee8 R11: 0000000000000246 R12: 0000000000000004
[   29.762030][  T385] R13: 00000000686e6a5f R14: 0000000000499600 R15: 0000000000000000
| [   30.016622][  T389] ------------[ cut here ]------------
| [ 30.016934][ T389] WARNING: CPU: 0 PID: 389 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) 
| [   30.017496][  T389] Modules linked in: 8021q vrf veth
| [   30.018361][  T389] Tainted: [W]=WARN
[   30.018571][  T389] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 30.018928][ T389] 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) 
[ 30.019210][ T389] 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
[   30.020211][  T389] RSP: 0018:ffffc90000887140 EFLAGS: 00010246
[   30.020566][  T389] RAX: 0000000000000000 RBX: ffff88800a4c4000 RCX: 0000000000000001
[   30.020984][  T389] RDX: 0000000000000000 RSI: ffffffff8c29b939 RDI: ffffffff8ba555e0
[   30.021403][  T389] RBP: ffffc90000887230 R08: ffff88800bace800 R09: 0000000000000000
[   30.021817][  T389] R10: ffffc900008875c8 R11: ffffffff8d050668 R12: 1ffff92000110e2c
[   30.022237][  T389] R13: 000000000000ffff R14: ffffc90000887880 R15: ffff88800945bbe0
[   30.022657][  T389] FS:  00007f50e3172800(0000) GS:ffff8880a7eb7000(0000) knlGS:0000000000000000
[   30.023138][  T389] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   30.023498][  T389] CR2: 00000000004e7378 CR3: 000000000b89d002 CR4: 0000000000772ef0
[   30.023922][  T389] PKRU: 55555554
[   30.024129][  T389] Call Trace:
[   30.024348][  T389]  <TASK>
[ 30.024489][ T389] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 30.024769][ T389] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 30.025044][ T389] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 30.025337][ T389] ? __pfx_validate_linkmsg (net/core/rtnetlink.c:2660) 
[ 30.025614][ T389] ? is_bpf_text_address (kernel/bpf/core.c:777) 
[ 30.025895][ T389] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[ 30.026172][ T389] do_setlink.constprop.0 (net/core/rtnetlink.c:3106) 
[ 30.026461][ T389] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 30.026807][ T389] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 30.027079][ T389] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 30.027360][ T389] ? __kernel_text_address (kernel/extable.c:79) 
[ 30.027643][ T389] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 30.027924][ T389] ? __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) 
[ 30.028202][ T389] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 30.028554][ T389] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 30.028832][ T389] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 30.029130][ T389] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 30.029419][ T389] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 30.029696][ T389] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 30.029978][ T389] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 30.030251][ T389] ? __create_object (mm/kmemleak.c:771) 
[ 30.030541][ T389] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 30.030815][ T389] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 30.031089][ T389] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 30.031435][ T389] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 30.031717][ T389] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 30.032001][ T389] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 30.032274][ T389] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 30.032565][ T389] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 30.032839][ T389] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 30.033111][ T389] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 30.033398][ T389] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 30.033671][ T389] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 30.033946][ T389] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 30.034232][ T389] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 30.034517][ T389] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 30.034790][ T389] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 30.035067][ T389] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 30.035373][ T389] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 30.035646][ T389] ? 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) 
[ 30.035920][ T389] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[ 30.036202][ T389] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 30.036482][ T389] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 30.036764][ T389] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 30.037048][ T389] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 30.037321][ T389] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 30.037612][ T389] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 30.037891][ T389] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 30.038170][ T389] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 30.038533][ T389] ___sys_sendmsg (net/socket.c:2670) 
[ 30.038807][ T389] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 30.039093][ T389] ? __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) 
[ 30.039442][ T389] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 30.039718][ T389] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 30.039995][ T389] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 30.040283][ T389] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 30.040581][ T389] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 30.040855][ T389] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 30.041140][ T389] __sys_sendmsg (net/socket.c:2700) 
[ 30.041423][ T389] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 30.041765][ T389] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 30.042052][ T389] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 30.042340][ T389] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 30.042620][ T389] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   30.042959][  T389] RIP: 0033:0x7f50e333f1e7
[ 30.043244][ T389] 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)
[   30.044228][  T389] RSP: 002b:00007ffef5cb4738 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   30.044657][  T389] RAX: ffffffffffffffda RBX: 00007ffef5cb4e60 RCX: 00007f50e333f1e7
[   30.045070][  T389] RDX: 0000000000000000 RSI: 00007ffef5cb47a0 RDI: 0000000000000005
[   30.045490][  T389] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000078
[   30.045900][  T389] R10: 00007f50e323cee8 R11: 0000000000000246 R12: 0000000000000004
[   30.046318][  T389] R13: 00000000686e6a5f R14: 0000000000499600 R15: 0000000000000000
| [   32.798542][  T398] ------------[ cut here ]------------
| [ 32.799168][ T398] WARNING: CPU: 0 PID: 398 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) 
| [   32.800049][  T398] Modules linked in: 8021q vrf veth
| [   32.800927][  T398] Tainted: [W]=WARN
[   32.801139][  T398] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 32.801494][ T398] 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) 
[ 32.801788][ T398] 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
[   32.802786][  T398] RSP: 0018:ffffc900008e7140 EFLAGS: 00010246
[   32.803141][  T398] RAX: 0000000000000000 RBX: ffff888005d81000 RCX: 0000000000000001
[   32.803579][  T398] RDX: 0000000000000000 RSI: ffffffff8c29b939 RDI: ffffffff8ba555e0
[   32.803999][  T398] RBP: ffffc900008e7230 R08: ffff88800b2fd000 R09: 0000000000000000
[   32.804427][  T398] R10: ffffc900008e75c8 R11: ffffffff8d050668 R12: 1ffff9200011ce2c
[   32.804846][  T398] R13: 00000000000005dc R14: ffffc900008e7880 R15: ffff888009458e60
[   32.805261][  T398] FS:  00007f5c386d8800(0000) GS:ffff8880a7eb7000(0000) knlGS:0000000000000000
[   32.805771][  T398] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   32.806126][  T398] CR2: 00000000004e7370 CR3: 0000000005531001 CR4: 0000000000772ef0
[   32.806555][  T398] PKRU: 55555554
[   32.806773][  T398] Call Trace:
[   32.806987][  T398]  <TASK>
[ 32.807136][ T398] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 32.807441][ T398] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 32.807720][ T398] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 32.807999][ T398] ? __pfx_validate_linkmsg (net/core/rtnetlink.c:2660) 
[ 32.808312][ T398] ? is_bpf_text_address (kernel/bpf/core.c:777) 
[ 32.808603][ T398] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[ 32.808907][ T398] do_setlink.constprop.0 (net/core/rtnetlink.c:3106) 
[ 32.809210][ T398] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 32.809572][ T398] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 32.809853][ T398] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 32.810127][ T398] ? __kernel_text_address (kernel/extable.c:79) 
[ 32.810419][ T398] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 32.810698][ T398] ? __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) 
[ 32.810978][ T398] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 32.811318][ T398] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 32.811609][ T398] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 32.811887][ T398] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 32.812163][ T398] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 32.812450][ T398] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 32.812726][ T398] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 32.813004][ T398] ? __create_object (mm/kmemleak.c:771) 
[ 32.813282][ T398] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 32.813570][ T398] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 32.813852][ T398] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 32.814197][ T398] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 32.814493][ T398] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 32.814779][ T398] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 32.815058][ T398] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 32.815356][ T398] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 32.815637][ T398] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 32.815923][ T398] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 32.816219][ T398] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 32.816504][ T398] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 32.816785][ T398] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 32.817065][ T398] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 32.817359][ T398] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 32.817633][ T398] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 32.817909][ T398] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 32.818195][ T398] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 32.818482][ T398] ? 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) 
[ 32.818769][ T398] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[ 32.819055][ T398] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 32.819346][ T398] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 32.819633][ T398] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 32.819912][ T398] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 32.820219][ T398] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 32.820519][ T398] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 32.820799][ T398] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 32.821074][ T398] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 32.821437][ T398] ___sys_sendmsg (net/socket.c:2670) 
[ 32.821708][ T398] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 32.821985][ T398] ? __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) 
[ 32.822341][ T398] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 32.822624][ T398] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 32.822904][ T398] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 32.823187][ T398] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 32.823470][ T398] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 32.823745][ T398] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 32.824029][ T398] __sys_sendmsg (net/socket.c:2700) 
[ 32.824299][ T398] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 32.824650][ T398] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 32.824943][ T398] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 32.825225][ T398] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 32.825515][ T398] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   32.825861][  T398] RIP: 0033:0x7f5c388a51e7
[ 32.826159][ T398] 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)
[   32.827163][  T398] RSP: 002b:00007ffdf873c2e8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   32.827588][  T398] RAX: ffffffffffffffda RBX: 00007ffdf873ca10 RCX: 00007f5c388a51e7
[   32.828009][  T398] RDX: 0000000000000000 RSI: 00007ffdf873c350 RDI: 0000000000000005
[   32.828440][  T398] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000078
[   32.828873][  T398] R10: 00007f5c387a2ee8 R11: 0000000000000246 R12: 0000000000000004
[   32.829297][  T398] R13: 00000000686e6a62 R14: 0000000000499600 R15: 0000000000000000
| [   32.947406][  T399] ------------[ cut here ]------------
| [ 32.947715][ T399] WARNING: CPU: 3 PID: 399 at ./include/net/netdev_lock.h:17 netif_set_mtu_ext (./include/net/netdev_lock.h:17 ./include/net/netdev_lock.h:15 ./include/net/netdev_lock.h:25 net/core/dev.c:9610) 
| [   32.948264][  T399] Modules linked in: 8021q vrf veth
| [   32.949167][  T399] Tainted: [W]=WARN
[   32.950014][  T399] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 32.950380][ T399] RIP: 0010:netif_set_mtu_ext (./include/net/netdev_lock.h:17 ./include/net/netdev_lock.h:15 ./include/net/netdev_lock.h:25 net/core/dev.c:9610) 
[ 32.950668][ T399] 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
[   32.951673][  T399] RSP: 0018:ffffc900008f7140 EFLAGS: 00010246
[   32.952023][  T399] RAX: 0000000000000000 RBX: ffff88800a4d4000 RCX: 0000000000000001
[   32.952461][  T399] RDX: 0000000000000000 RSI: ffffffff8c29b939 RDI: ffffffff8ba555e0
[   32.952871][  T399] RBP: ffffc900008f7230 R08: ffff888008eca000 R09: 0000000000000000
[   32.953284][  T399] R10: ffffc900008f75c8 R11: ffffffff8d050668 R12: 1ffff9200011ee2c
[   32.953732][  T399] R13: 00000000000005dc R14: ffffc900008f7880 R15: ffff8880094591e0
[   32.954146][  T399] FS:  00007fba07f58800(0000) GS:ffff8880a8037000(0000) knlGS:0000000000000000
[   32.954665][  T399] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   32.955013][  T399] CR2: 00000000004e5aa0 CR3: 000000000c758001 CR4: 0000000000772ef0
[   32.955442][  T399] PKRU: 55555554
[   32.955665][  T399] Call Trace:
[   32.955874][  T399]  <TASK>
[ 32.956015][ T399] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 32.956295][ T399] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 32.956590][ T399] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 32.956871][ T399] ? __pfx_validate_linkmsg (net/core/rtnetlink.c:2660) 
[ 32.957147][ T399] ? is_bpf_text_address (kernel/bpf/core.c:777) 
[ 32.957547][ T399] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[ 32.957836][ T399] do_setlink.constprop.0 (net/core/rtnetlink.c:3106) 
[ 32.958116][ T399] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 32.958473][ T399] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 32.958757][ T399] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 32.959041][ T399] ? __kernel_text_address (kernel/extable.c:79) 
[ 32.959337][ T399] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 32.959637][ T399] ? __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) 
[ 32.959910][ T399] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 32.960252][ T399] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 32.960541][ T399] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 32.960844][ T399] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 32.961117][ T399] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 32.961403][ T399] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 32.961700][ T399] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 32.961972][ T399] ? __create_object (mm/kmemleak.c:771) 
[ 32.962249][ T399] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 32.962557][ T399] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 32.962845][ T399] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 32.963185][ T399] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 32.963475][ T399] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 32.963776][ T399] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 32.964049][ T399] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 32.964341][ T399] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 32.964616][ T399] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 32.964898][ T399] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 32.965175][ T399] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 32.965459][ T399] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 32.965753][ T399] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 32.966040][ T399] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 32.966321][ T399] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 32.966611][ T399] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 32.966920][ T399] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 32.967211][ T399] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 32.967494][ T399] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 ./include/net/netns/generic.h:48 net/netlink/af_netlink.c:333) 
[ 32.967788][ T399] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[ 32.968075][ T399] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 32.968358][ T399] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 32.968636][ T399] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 32.968938][ T399] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 32.969213][ T399] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 32.969505][ T399] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 32.969794][ T399] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 32.970075][ T399] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 32.970435][ T399] ___sys_sendmsg (net/socket.c:2670) 
[ 32.970707][ T399] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 32.970994][ T399] ? __call_rcu_common.constprop.0 (./arch/x86/include/asm/irqflags.h:26 ./arch/x86/include/asm/irqflags.h:109 ./arch/x86/include/asm/irqflags.h:127 kernel/rcu/tree.c:3096) 
[ 32.971347][ T399] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 32.971626][ T399] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 32.971922][ T399] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 32.972207][ T399] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 32.972490][ T399] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 32.972764][ T399] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 32.973079][ T399] __sys_sendmsg (net/socket.c:2700) 
[ 32.973360][ T399] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 32.973697][ T399] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 32.974000][ T399] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 32.974275][ T399] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 32.974564][ T399] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   32.974915][  T399] RIP: 0033:0x7fba081251e7
[ 32.975200][ T399] Code: 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b9 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 2e 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 89 54 24 1c 48 89 74 24 10
All code
========
   0:	0e                   	(bad)
   1:	00 f7                	add    %dh,%bh
   3:	d8 64 89 02          	fsubs  0x2(%rcx,%rcx,4)
   7:	48 c7 c0 ff ff ff ff 	mov    $0xffffffffffffffff,%rax
   e:	eb b9                	jmp    0xffffffffffffffc9
  10:	0f 1f 00             	nopl   (%rax)
  13:	f3 0f 1e fa          	endbr64
  17:	64 8b 04 25 18 00 00 	mov    %fs:0x18,%eax
  1e:	00 
  1f:	85 c0                	test   %eax,%eax
  21:	75 10                	jne    0x33
  23:	b8 2e 00 00 00       	mov    $0x2e,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax		<-- trapping instruction
  30:	77 51                	ja     0x83
  32:	c3                   	ret
  33:	48 83 ec 28          	sub    $0x28,%rsp
  37:	89 54 24 1c          	mov    %edx,0x1c(%rsp)
  3b:	48 89 74 24 10       	mov    %rsi,0x10(%rsp)

Code starting with the faulting instruction
===========================================
   0:	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax
   6:	77 51                	ja     0x59
   8:	c3                   	ret
   9:	48 83 ec 28          	sub    $0x28,%rsp
   d:	89 54 24 1c          	mov    %edx,0x1c(%rsp)
  11:	48 89 74 24 10       	mov    %rsi,0x10(%rsp)
[   32.976203][  T399] RSP: 002b:00007ffe827fdb08 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   32.976631][  T399] RAX: ffffffffffffffda RBX: 00007ffe827fe230 RCX: 00007fba081251e7
[   32.977056][  T399] RDX: 0000000000000000 RSI: 00007ffe827fdb70 RDI: 0000000000000005
[   32.977475][  T399] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000078
[   32.977884][  T399] R10: 00007fba08022ee8 R11: 0000000000000246 R12: 0000000000000004
[   32.978308][  T399] R13: 00000000686e6a62 R14: 0000000000499600 R15: 0000000000000000
| [   33.112118][  T400] ------------[ cut here ]------------
| [ 33.112974][ T400] WARNING: CPU: 2 PID: 400 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) 
| [   33.113552][  T400] Modules linked in: 8021q vrf veth
| [   33.114442][  T400] Tainted: [W]=WARN
[   33.114675][  T400] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 33.115029][ T400] 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) 
[ 33.115335][ T400] 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
[   33.116324][  T400] RSP: 0018:ffffc90000907140 EFLAGS: 00010246
[   33.116700][  T400] RAX: 0000000000000000 RBX: ffff88800a4c4000 RCX: 0000000000000001
[   33.117124][  T400] RDX: 0000000000000000 RSI: ffffffff8c29b939 RDI: ffffffff8ba555e0
[   33.117559][  T400] RBP: ffffc90000907230 R08: ffff8880029e0800 R09: 0000000000000000
[   33.117985][  T400] R10: ffffc900009075c8 R11: ffffffff8d050668 R12: 1ffff92000120e2c
[   33.118426][  T400] R13: 00000000000005dc R14: ffffc90000907880 R15: ffff888008d9c760
[   33.118860][  T400] FS:  00007f593b208800(0000) GS:ffff8880a7fb7000(0000) knlGS:0000000000000000
[   33.119367][  T400] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   33.119729][  T400] CR2: 00000000004e7378 CR3: 000000000a2e1003 CR4: 0000000000772ef0
[   33.120159][  T400] PKRU: 55555554
[   33.120391][  T400] Call Trace:
[   33.120610][  T400]  <TASK>
[ 33.120766][ T400] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 33.121061][ T400] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 33.121361][ T400] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 33.121654][ T400] ? __pfx_validate_linkmsg (net/core/rtnetlink.c:2660) 
[ 33.121945][ T400] ? is_bpf_text_address (kernel/bpf/core.c:777) 
[ 33.122273][ T400] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[ 33.122584][ T400] do_setlink.constprop.0 (net/core/rtnetlink.c:3106) 
[ 33.122881][ T400] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 33.123245][ T400] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 33.123544][ T400] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 33.123831][ T400] ? __kernel_text_address (kernel/extable.c:79) 
[ 33.124122][ T400] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 33.124430][ T400] ? __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) 
[ 33.124718][ T400] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 33.125073][ T400] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 33.125377][ T400] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 33.125686][ T400] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 33.125989][ T400] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 33.126288][ T400] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 33.126597][ T400] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 33.126891][ T400] ? __create_object (mm/kmemleak.c:771) 
[ 33.127185][ T400] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 33.127494][ T400] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 33.127785][ T400] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 33.128140][ T400] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 33.128448][ T400] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 33.128745][ T400] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 33.129052][ T400] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 33.129360][ T400] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 33.129651][ T400] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 33.129937][ T400] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 33.130227][ T400] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 33.130530][ T400] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 33.130824][ T400] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 33.131115][ T400] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 33.131427][ T400] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 33.131715][ T400] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 33.132006][ T400] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 33.132305][ T400] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 33.132622][ T400] ? 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) 
[ 33.132914][ T400] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[ 33.133205][ T400] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 33.133511][ T400] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 33.133804][ T400] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 33.134097][ T400] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 33.134400][ T400] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 33.134699][ T400] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 33.134987][ T400] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 33.135276][ T400] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 33.135669][ T400] ___sys_sendmsg (net/socket.c:2670) 
[ 33.135960][ T400] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 33.136246][ T400] ? __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) 
[ 33.136620][ T400] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 33.136911][ T400] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 33.137202][ T400] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 33.137504][ T400] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 33.137822][ T400] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 33.138107][ T400] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 33.138422][ T400] __sys_sendmsg (net/socket.c:2700) 
[ 33.138710][ T400] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 33.139071][ T400] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 33.139380][ T400] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 33.139670][ T400] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 33.139956][ T400] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   33.140316][  T400] RIP: 0033:0x7f593b3d51e7
[ 33.140625][ T400] 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)
[   33.141621][  T400] RSP: 002b:00007ffea02fe1f8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   33.142053][  T400] RAX: ffffffffffffffda RBX: 00007ffea02fe920 RCX: 00007f593b3d51e7
[   33.142488][  T400] RDX: 0000000000000000 RSI: 00007ffea02fe260 RDI: 0000000000000005
[   33.142911][  T400] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000078
[   33.143345][  T400] R10: 00007f593b2d2ee8 R11: 0000000000000246 R12: 0000000000000004
[   33.143774][  T400] R13: 00000000686e6a62 R14: 0000000000499600 R15: 0000000000000000
| [   33.248646][  T401] ------------[ cut here ]------------
| [ 33.248967][ T401] WARNING: CPU: 0 PID: 401 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) 
| [   33.249529][  T401] Modules linked in: 8021q vrf veth
| [   33.250375][  T401] Tainted: [W]=WARN
[   33.250583][  T401] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 33.250932][ T401] 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) 
[ 33.251219][ T401] 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
[   33.252201][  T401] RSP: 0018:ffffc90000917140 EFLAGS: 00010246
[   33.252567][  T401] RAX: 0000000000000000 RBX: ffff888002099000 RCX: 0000000000000001
[   33.252986][  T401] RDX: 0000000000000000 RSI: ffffffff8c29b939 RDI: ffffffff8ba555e0
[   33.254126][  T401] RBP: ffffc90000917230 R08: ffff888005e43800 R09: 0000000000000000
[   33.254548][  T401] R10: ffffc900009175c8 R11: ffffffff8d050668 R12: 1ffff92000122e2c
[   33.254956][  T401] R13: 00000000000005dc R14: ffffc90000917880 R15: ffff888008d9d1e0
[   33.255381][  T401] FS:  00007f7d493f2800(0000) GS:ffff8880a7eb7000(0000) knlGS:0000000000000000
[   33.255861][  T401] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   33.256205][  T401] CR2: 00000000004e5aa8 CR3: 0000000005531003 CR4: 0000000000772ef0
[   33.256634][  T401] PKRU: 55555554
[   33.256844][  T401] Call Trace:
[   33.257049][  T401]  <TASK>
[ 33.257188][ T401] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 33.257483][ T401] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 33.257757][ T401] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 33.258037][ T401] ? __pfx_validate_linkmsg (net/core/rtnetlink.c:2660) 
[ 33.258312][ T401] ? is_bpf_text_address (kernel/bpf/core.c:777) 
[ 33.258597][ T401] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[ 33.258880][ T401] do_setlink.constprop.0 (net/core/rtnetlink.c:3106) 
[ 33.259166][ T401] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 33.259583][ T401] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 33.259859][ T401] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 33.260130][ T401] ? __kernel_text_address (kernel/extable.c:79) 
[ 33.260424][ T401] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 33.260712][ T401] ? __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) 
[ 33.260986][ T401] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 33.261340][ T401] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 33.261618][ T401] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 33.261890][ T401] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 33.262161][ T401] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 33.262445][ T401] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 33.262720][ T401] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 33.262991][ T401] ? __create_object (mm/kmemleak.c:771) 
[ 33.263264][ T401] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 33.263552][ T401] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 33.263827][ T401] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 33.264165][ T401] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 33.264464][ T401] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 33.264751][ T401] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 33.265023][ T401] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 33.265301][ T401] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 33.265588][ T401] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 33.265867][ T401] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 33.266141][ T401] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 33.266422][ T401] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 33.266698][ T401] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 33.266973][ T401] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 33.267250][ T401] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 33.267539][ T401] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 33.267818][ T401] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 33.268101][ T401] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 33.268391][ T401] ? 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) 
[ 33.268667][ T401] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[ 33.268953][ T401] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 33.269225][ T401] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 33.269511][ T401] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 33.269795][ T401] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 33.270068][ T401] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 33.270362][ T401] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 33.270642][ T401] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 33.270915][ T401] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 33.271266][ T401] ___sys_sendmsg (net/socket.c:2670) 
[ 33.271548][ T401] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 33.271826][ T401] ? __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) 
[ 33.272166][ T401] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 33.272460][ T401] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 33.272737][ T401] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 33.273016][ T401] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 33.273289][ T401] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 33.273567][ T401] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 33.273850][ T401] __sys_sendmsg (net/socket.c:2700) 
[ 33.274122][ T401] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 33.274469][ T401] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 33.274755][ T401] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 33.275029][ T401] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 33.275303][ T401] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   33.275666][  T401] RIP: 0033:0x7f7d495bf1e7
[ 33.275948][ T401] 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)
[   33.276945][  T401] RSP: 002b:00007ffdc1f6edb8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   33.277368][  T401] RAX: ffffffffffffffda RBX: 00007ffdc1f6f4e0 RCX: 00007f7d495bf1e7
[   33.277780][  T401] RDX: 0000000000000000 RSI: 00007ffdc1f6ee20 RDI: 0000000000000005
[   33.278190][  T401] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000078
[   33.278605][  T401] R10: 00007f7d494bcee8 R11: 0000000000000246 R12: 0000000000000004
[   33.279031][  T401] R13: 00000000686e6a63 R14: 0000000000499600 R15: 0000000000000000
| [   33.572892][  T405] ------------[ cut here ]------------
| [ 33.573202][ T405] WARNING: CPU: 3 PID: 405 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) 
| [   33.573777][  T405] Modules linked in: 8021q vrf veth
| [   33.574646][  T405] Tainted: [W]=WARN
[   33.574869][  T405] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 33.575220][ T405] 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) 
[ 33.575517][ T405] 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
[   33.576526][  T405] RSP: 0018:ffffc900008b7140 EFLAGS: 00010246
[   33.576905][  T405] RAX: 0000000000000000 RBX: ffff88800a4d4000 RCX: 0000000000000001
[   33.577317][  T405] RDX: 0000000000000000 RSI: ffffffff8c29b939 RDI: ffffffff8ba555e0
[   33.577754][  T405] RBP: ffffc900008b7230 R08: ffff88800a2fb800 R09: 0000000000000000
[   33.578168][  T405] R10: ffffc900008b75c8 R11: ffffffff8d050668 R12: 1ffff92000116e2c
[   33.578590][  T405] R13: 000000000000fffe R14: ffffc900008b7880 R15: ffff888008d9ea60
[   33.579042][  T405] FS:  00007f455bd55800(0000) GS:ffff8880a8037000(0000) knlGS:0000000000000000
[   33.580030][  T405] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   33.580392][  T405] CR2: 00000000004e5aa0 CR3: 000000000a2e1002 CR4: 0000000000772ef0
[   33.580841][  T405] PKRU: 55555554
[   33.581049][  T405] Call Trace:
[   33.581254][  T405]  <TASK>
[ 33.581413][ T405] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 33.581709][ T405] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 33.581988][ T405] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 33.582266][ T405] ? __pfx_validate_linkmsg (net/core/rtnetlink.c:2660) 
[ 33.582553][ T405] ? is_bpf_text_address (kernel/bpf/core.c:777) 
[ 33.582867][ T405] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[ 33.583149][ T405] do_setlink.constprop.0 (net/core/rtnetlink.c:3106) 
[ 33.583462][ T405] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 33.583856][ T405] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 33.584132][ T405] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 33.584420][ T405] ? __kernel_text_address (kernel/extable.c:79) 
[ 33.584713][ T405] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 33.584990][ T405] ? __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) 
[ 33.585267][ T405] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 33.585623][ T405] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 33.585914][ T405] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 33.586190][ T405] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 33.586474][ T405] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 33.586779][ T405] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 33.587055][ T405] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 33.587340][ T405] ? __create_object (mm/kmemleak.c:771) 
[ 33.587624][ T405] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 33.587916][ T405] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 33.588190][ T405] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 33.588542][ T405] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 33.588831][ T405] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 33.589124][ T405] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 33.589410][ T405] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 33.589703][ T405] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 33.589987][ T405] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 33.590260][ T405] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 33.590547][ T405] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 33.590849][ T405] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 33.591125][ T405] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 33.591413][ T405] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 33.591703][ T405] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 33.591979][ T405] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 33.592259][ T405] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 33.592553][ T405] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 33.592839][ T405] ? 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) 
[ 33.593113][ T405] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[ 33.593400][ T405] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 33.593681][ T405] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 33.593967][ T405] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 33.594243][ T405] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 33.594530][ T405] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 33.594840][ T405] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 33.595121][ T405] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 33.595406][ T405] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 33.595790][ T405] ___sys_sendmsg (net/socket.c:2670) 
[ 33.596067][ T405] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 33.596358][ T405] ? __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) 
[ 33.596742][ T405] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 33.597067][ T405] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 33.597364][ T405] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 33.597645][ T405] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 33.597930][ T405] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 33.598206][ T405] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 33.598503][ T405] __sys_sendmsg (net/socket.c:2700) 
[ 33.598795][ T405] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 33.599152][ T405] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 33.599446][ T405] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 33.599775][ T405] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 33.600225][ T405] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   33.600813][  T405] RIP: 0033:0x7f455bf221e7
[ 33.601296][ T405] 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)
[   33.602936][  T405] RSP: 002b:00007ffd15495718 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   33.603584][  T405] RAX: ffffffffffffffda RBX: 00007ffd15495e40 RCX: 00007f455bf221e7
[   33.604303][  T405] RDX: 0000000000000000 RSI: 00007ffd15495780 RDI: 0000000000000005
[   33.605022][  T405] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000078
[   33.605739][  T405] R10: 00007f455be1fee8 R11: 0000000000000246 R12: 0000000000000004
[   33.606456][  T405] R13: 00000000686e6a63 R14: 0000000000499600 R15: 0000000000000000
| [   33.864556][  T409] ------------[ cut here ]------------
| [ 33.864865][ T409] WARNING: CPU: 3 PID: 409 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) 
| [   33.866617][  T409] Modules linked in: 8021q vrf veth
| [   33.867470][  T409] Tainted: [W]=WARN
[   33.867679][  T409] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 33.868018][ T409] 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) 
[ 33.868306][ T409] 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
[   33.869313][  T409] RSP: 0018:ffffc900008b7140 EFLAGS: 00010246
[   33.869671][  T409] RAX: 0000000000000000 RBX: ffff888005d81000 RCX: 0000000000000001
[   33.870085][  T409] RDX: 0000000000000000 RSI: ffffffff8c29b939 RDI: ffffffff8ba555e0
[   33.870504][  T409] RBP: ffffc900008b7230 R08: ffff888009fcb800 R09: 0000000000000000
[   33.870920][  T409] R10: ffffc900008b75c8 R11: ffffffff8d050668 R12: 1ffff92000116e2c
[   33.871339][  T409] R13: 000000000000fffe R14: ffffc900008b7880 R15: ffff88800945ade0
[   33.871748][  T409] FS:  00007fc7d1020800(0000) GS:ffff8880a8037000(0000) knlGS:0000000000000000
[   33.872229][  T409] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   33.872584][  T409] CR2: 00000000004e7370 CR3: 000000000a2e1001 CR4: 0000000000772ef0
[   33.872993][  T409] PKRU: 55555554
[   33.873198][  T409] Call Trace:
[   33.873422][  T409]  <TASK>
[ 33.873562][ T409] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 33.873845][ T409] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 33.874117][ T409] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 33.874416][ T409] ? __pfx_validate_linkmsg (net/core/rtnetlink.c:2660) 
[ 33.874690][ T409] ? is_bpf_text_address (kernel/bpf/core.c:777) 
[ 33.874962][ T409] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[ 33.875239][ T409] do_setlink.constprop.0 (net/core/rtnetlink.c:3106) 
[ 33.875529][ T409] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 33.875881][ T409] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 33.876159][ T409] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 33.876440][ T409] ? __kernel_text_address (kernel/extable.c:79) 
[ 33.876717][ T409] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 33.876992][ T409] ? __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) 
[ 33.877265][ T409] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 33.877620][ T409] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 33.877900][ T409] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 33.878172][ T409] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 33.878454][ T409] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 33.878731][ T409] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 33.879015][ T409] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 33.879288][ T409] ? __create_object (mm/kmemleak.c:771) 
[ 33.879572][ T409] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 33.879850][ T409] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 33.880130][ T409] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 33.880480][ T409] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 33.880763][ T409] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 33.881041][ T409] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 33.881313][ T409] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 33.881602][ T409] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 33.881877][ T409] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 33.882152][ T409] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 33.882433][ T409] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 33.882707][ T409] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 33.882980][ T409] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 33.883256][ T409] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 33.883542][ T409] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 33.883817][ T409] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 33.884091][ T409] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 33.884387][ T409] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 33.884659][ T409] ? 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) 
[ 33.884933][ T409] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[ 33.885207][ T409] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 33.885496][ T409] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 33.885780][ T409] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 33.886056][ T409] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 33.886346][ T409] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 33.886629][ T409] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 33.886907][ T409] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 33.887177][ T409] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 33.887536][ T409] ___sys_sendmsg (net/socket.c:2670) 
[ 33.887807][ T409] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 33.888077][ T409] ? __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) 
[ 33.888431][ T409] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 33.888709][ T409] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 33.888993][ T409] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 33.889270][ T409] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 33.889565][ T409] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 33.889839][ T409] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 33.890120][ T409] __sys_sendmsg (net/socket.c:2700) 
[ 33.890406][ T409] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 33.890744][ T409] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 33.891029][ T409] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 33.891301][ T409] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 33.891584][ T409] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   33.891923][  T409] RIP: 0033:0x7fc7d11ed1e7
[ 33.892205][ T409] 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)
[   33.893193][  T409] RSP: 002b:00007fff6fc5b168 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   33.893624][  T409] RAX: ffffffffffffffda RBX: 00007fff6fc5b890 RCX: 00007fc7d11ed1e7
[   33.894033][  T409] RDX: 0000000000000000 RSI: 00007fff6fc5b1d0 RDI: 0000000000000005
[   33.894456][  T409] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000078
[   33.894864][  T409] R10: 00007fc7d10eaee8 R11: 0000000000000246 R12: 0000000000000004
[   33.895271][  T409] R13: 00000000686e6a63 R14: 0000000000499600 R15: 0000000000000000
| [   34.127251][  T413] ------------[ cut here ]------------
| [ 34.129036][ T413] WARNING: CPU: 3 PID: 413 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) 
| [   34.129603][  T413] Modules linked in: 8021q vrf veth
| [   34.130471][  T413] Tainted: [W]=WARN
[   34.130679][  T413] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 34.131020][ T413] 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) 
[ 34.131302][ T413] 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
[   34.132296][  T413] RSP: 0018:ffffc90000957140 EFLAGS: 00010246
[   34.132650][  T413] RAX: 0000000000000000 RBX: ffff888002099000 RCX: 0000000000000001
[   34.133059][  T413] RDX: 0000000000000000 RSI: ffffffff8c29b939 RDI: ffffffff8ba555e0
[   34.133475][  T413] RBP: ffffc90000957230 R08: ffff88800bc22000 R09: 0000000000000000
[   34.133896][  T413] R10: ffffc900009575c8 R11: ffffffff8d050668 R12: 1ffff9200012ae2c
[   34.134305][  T413] R13: 000000000000fffe R14: ffffc90000957880 R15: ffff8880094598e0
[   34.134723][  T413] FS:  00007f070911e800(0000) GS:ffff8880a8037000(0000) knlGS:0000000000000000
[   34.135202][  T413] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   34.135556][  T413] CR2: 00000000004e5aa8 CR3: 000000000a2e1006 CR4: 0000000000772ef0
[   34.135972][  T413] PKRU: 55555554
[   34.136177][  T413] Call Trace:
[   34.136390][  T413]  <TASK>
[ 34.136531][ T413] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 34.136811][ T413] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 34.137083][ T413] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 34.137372][ T413] ? __pfx_validate_linkmsg (net/core/rtnetlink.c:2660) 
[ 34.137647][ T413] ? is_bpf_text_address (kernel/bpf/core.c:777) 
[ 34.137927][ T413] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[ 34.138204][ T413] do_setlink.constprop.0 (net/core/rtnetlink.c:3106) 
[ 34.138493][ T413] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 34.138841][ T413] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 34.139120][ T413] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 34.139407][ T413] ? __kernel_text_address (kernel/extable.c:79) 
[ 34.139690][ T413] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 34.139968][ T413] ? __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) 
[ 34.140242][ T413] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 34.140597][ T413] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 34.140877][ T413] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 34.141152][ T413] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 34.141436][ T413] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 34.141716][ T413] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 34.141990][ T413] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 34.142260][ T413] ? __create_object (mm/kmemleak.c:771) 
[ 34.142550][ T413] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 34.142825][ T413] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 34.143099][ T413] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 34.143449][ T413] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 34.143728][ T413] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 34.144019][ T413] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 34.144290][ T413] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 34.144581][ T413] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 34.144856][ T413] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 34.145127][ T413] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 34.145410][ T413] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 34.145683][ T413] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 34.145958][ T413] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 34.146241][ T413] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 34.146527][ T413] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 34.146802][ T413] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 34.147077][ T413] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 34.147387][ T413] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 34.147661][ T413] ? 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) 
[ 34.147939][ T413] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[ 34.148224][ T413] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 34.148510][ T413] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 34.148790][ T413] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 34.149078][ T413] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 34.149360][ T413] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 34.149642][ T413] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 34.149920][ T413] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 34.150197][ T413] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 34.150558][ T413] ___sys_sendmsg (net/socket.c:2670) 
[ 34.150831][ T413] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 34.151102][ T413] ? __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) 
[ 34.151457][ T413] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 34.151734][ T413] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 34.152013][ T413] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 34.152300][ T413] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 34.152585][ T413] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 34.152861][ T413] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 34.153143][ T413] __sys_sendmsg (net/socket.c:2700) 
[ 34.153423][ T413] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 34.153762][ T413] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 34.154046][ T413] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 34.154335][ T413] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 34.154613][ T413] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   34.154952][  T413] RIP: 0033:0x7f07092eb1e7
[ 34.155234][ T413] 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)
[   34.156215][  T413] RSP: 002b:00007ffe35763368 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   34.156651][  T413] RAX: ffffffffffffffda RBX: 00007ffe35763a90 RCX: 00007f07092eb1e7
[   34.157061][  T413] RDX: 0000000000000000 RSI: 00007ffe357633d0 RDI: 0000000000000005
[   34.157480][  T413] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000078
[   34.157888][  T413] R10: 00007f07091e8ee8 R11: 0000000000000246 R12: 0000000000000004
[   34.158301][  T413] R13: 00000000686e6a63 R14: 0000000000499600 R15: 0000000000000000
| [   34.430290][  T417] ------------[ cut here ]------------
| [ 34.430653][ T417] WARNING: CPU: 2 PID: 417 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) 
| [   34.431205][  T417] Modules linked in: 8021q vrf veth
| [   34.432086][  T417] Tainted: [W]=WARN
[   34.432308][  T417] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 34.432674][ T417] 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) 
[ 34.432970][ T417] 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
[   34.435227][  T417] RSP: 0018:ffffc900008c7140 EFLAGS: 00010246
[   34.435606][  T417] RAX: 0000000000000000 RBX: ffff88800a4c4000 RCX: 0000000000000001
[   34.436033][  T417] RDX: 0000000000000000 RSI: ffffffff8c29b939 RDI: ffffffff8ba555e0
[   34.436476][  T417] RBP: ffffc900008c7230 R08: ffff8880059c6800 R09: 0000000000000000
[   34.436909][  T417] R10: ffffc900008c75c8 R11: ffffffff8d050668 R12: 1ffff92000118e2c
[   34.437339][  T417] R13: 000000000000fffe R14: ffffc900008c7880 R15: ffff888009458e60
[   34.437761][  T417] FS:  00007f9521f77800(0000) GS:ffff8880a7fb7000(0000) knlGS:0000000000000000
[   34.438256][  T417] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   34.438629][  T417] CR2: 00000000004e7378 CR3: 000000000a578003 CR4: 0000000000772ef0
[   34.439066][  T417] PKRU: 55555554
[   34.439284][  T417] Call Trace:
[   34.439513][  T417]  <TASK>
[ 34.439667][ T417] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 34.439961][ T417] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 34.440245][ T417] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 34.440574][ T417] ? __pfx_validate_linkmsg (net/core/rtnetlink.c:2660) 
[ 34.440863][ T417] ? is_bpf_text_address (kernel/bpf/core.c:777) 
[ 34.441156][ T417] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[ 34.441464][ T417] do_setlink.constprop.0 (net/core/rtnetlink.c:3106) 
[ 34.441761][ T417] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 34.442124][ T417] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 34.442421][ T417] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 34.442706][ T417] ? __kernel_text_address (kernel/extable.c:79) 
[ 34.442996][ T417] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 34.443292][ T417] ? __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) 
[ 34.443591][ T417] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 34.443947][ T417] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 34.444237][ T417] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 34.444530][ T417] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 34.444818][ T417] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 34.445105][ T417] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 34.445410][ T417] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 34.445697][ T417] ? __create_object (mm/kmemleak.c:771) 
[ 34.445990][ T417] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 34.446277][ T417] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 34.446577][ T417] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 34.446931][ T417] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 34.447225][ T417] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 34.447526][ T417] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 34.447814][ T417] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 34.448108][ T417] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 34.448406][ T417] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 34.448692][ T417] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 34.448990][ T417] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 34.449277][ T417] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 34.449572][ T417] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 34.449866][ T417] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 34.450163][ T417] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 34.450459][ T417] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 34.450749][ T417] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 34.451050][ T417] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 34.451343][ T417] ? 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) 
[ 34.451638][ T417] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[ 34.451928][ T417] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 34.452214][ T417] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 34.452514][ T417] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 34.452810][ T417] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 34.453096][ T417] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 34.453402][ T417] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 34.453694][ T417] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 34.453981][ T417] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 34.454356][ T417] ___sys_sendmsg (net/socket.c:2670) 
[ 34.454647][ T417] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 34.454934][ T417] ? __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) 
[ 34.455290][ T417] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 34.455596][ T417] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 34.455887][ T417] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 34.456182][ T417] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 34.456494][ T417] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 34.456780][ T417] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 34.457073][ T417] __sys_sendmsg (net/socket.c:2700) 
[ 34.457369][ T417] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 34.457721][ T417] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 34.458020][ T417] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 34.458308][ T417] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 34.458607][ T417] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   34.458974][  T417] RIP: 0033:0x7f95221441e7
[ 34.459273][ T417] 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)
[   34.460286][  T417] RSP: 002b:00007ffc2ec75b68 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   34.460734][  T417] RAX: ffffffffffffffda RBX: 00007ffc2ec76290 RCX: 00007f95221441e7
[   34.461166][  T417] RDX: 0000000000000000 RSI: 00007ffc2ec75bd0 RDI: 0000000000000005
[   34.461597][  T417] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000078
[   34.462024][  T417] R10: 00007f9522041ee8 R11: 0000000000000246 R12: 0000000000000004
[   34.462455][  T417] R13: 00000000686e6a64 R14: 0000000000499600 R15: 0000000000000000
| [   35.501268][  T426] ------------[ cut here ]------------
| [ 35.501594][ T426] WARNING: CPU: 1 PID: 426 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) 
| [   35.502139][  T426] Modules linked in: 8021q vrf veth
| [   35.502995][  T426] Tainted: [W]=WARN
[   35.503204][  T426] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 35.504899][ T426] 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) 
[ 35.505187][ T426] 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
[   35.506308][  T426] RSP: 0018:ffffc90000997140 EFLAGS: 00010246
[   35.506698][  T426] RAX: 0000000000000000 RBX: ffff888005d81000 RCX: 0000000000000001
[   35.507115][  T426] RDX: 0000000000000000 RSI: ffffffff8c29b939 RDI: ffffffff8ba555e0
[   35.507531][  T426] RBP: ffffc90000997230 R08: ffff888009fcb800 R09: 0000000000000000
[   35.507946][  T426] R10: ffffc900009975c8 R11: ffffffff8d050668 R12: 1ffff92000132e2c
[   35.508360][  T426] R13: 00000000000005dc R14: ffffc90000997880 R15: ffff8880091511e0
[   35.508769][  T426] FS:  00007f5d2ca91800(0000) GS:ffff8880a7f37000(0000) knlGS:0000000000000000
[   35.509265][  T426] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   35.509673][  T426] CR2: 00000000004e7370 CR3: 000000000a117002 CR4: 0000000000772ef0
[   35.510116][  T426] PKRU: 55555554
[   35.510320][  T426] Call Trace:
[   35.510534][  T426]  <TASK>
[ 35.510674][ T426] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 35.510954][ T426] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 35.511231][ T426] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 35.511516][ T426] ? __pfx_validate_linkmsg (net/core/rtnetlink.c:2660) 
[ 35.511790][ T426] ? is_bpf_text_address (kernel/bpf/core.c:777) 
[ 35.512062][ T426] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[ 35.512349][ T426] do_setlink.constprop.0 (net/core/rtnetlink.c:3106) 
[ 35.512629][ T426] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 35.512980][ T426] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 35.513252][ T426] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 35.513533][ T426] ? __kernel_text_address (kernel/extable.c:79) 
[ 35.513811][ T426] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 35.514085][ T426] ? __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) 
[ 35.514370][ T426] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 35.514709][ T426] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 35.514988][ T426] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 35.515259][ T426] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 35.515540][ T426] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 35.515814][ T426] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 35.516084][ T426] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 35.516361][ T426] ? __create_object (mm/kmemleak.c:771) 
[ 35.516675][ T426] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 35.516969][ T426] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 35.517268][ T426] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 35.517615][ T426] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 35.517894][ T426] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 35.518171][ T426] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 35.518453][ T426] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 35.518731][ T426] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 35.519011][ T426] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 35.519289][ T426] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 35.519574][ T426] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 35.519847][ T426] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 35.520122][ T426] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 35.520409][ T426] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 35.520688][ T426] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 35.520960][ T426] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 35.521236][ T426] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 35.521534][ T426] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 35.521804][ T426] ? 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) 
[ 35.522079][ T426] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[ 35.522372][ T426] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 35.522647][ T426] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 35.522929][ T426] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 35.523205][ T426] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 35.523491][ T426] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 35.523771][ T426] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 35.524050][ T426] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 35.524320][ T426] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 35.524698][ T426] ___sys_sendmsg (net/socket.c:2670) 
[ 35.524969][ T426] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 35.525240][ T426] ? __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) 
[ 35.525593][ T426] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 35.525870][ T426] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 35.526146][ T426] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 35.526434][ T426] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 35.526708][ T426] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 35.526981][ T426] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 35.527262][ T426] __sys_sendmsg (net/socket.c:2700) 
[ 35.527546][ T426] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 35.527929][ T426] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 35.528228][ T426] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 35.528524][ T426] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 35.528817][ T426] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   35.529186][  T426] RIP: 0033:0x7f5d2cc5e1e7
[ 35.529494][ T426] 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)
[   35.530535][  T426] RSP: 002b:00007ffd7bf06758 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   35.530976][  T426] RAX: ffffffffffffffda RBX: 00007ffd7bf06e80 RCX: 00007f5d2cc5e1e7
[   35.531419][  T426] RDX: 0000000000000000 RSI: 00007ffd7bf067c0 RDI: 0000000000000005
[   35.531858][  T426] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000078
[   35.532290][  T426] R10: 00007f5d2cb5bee8 R11: 0000000000000246 R12: 0000000000000004
[   35.532731][  T426] R13: 00000000686e6a65 R14: 0000000000499600 R15: 0000000000000000
| [   35.664804][  T427] ------------[ cut here ]------------
| [ 35.665117][ T427] WARNING: CPU: 0 PID: 427 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) 
| [   35.665679][  T427] Modules linked in: 8021q vrf veth
| [   35.666867][  T427] Tainted: [W]=WARN
[   35.667083][  T427] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 35.667441][ T427] 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) 
[ 35.667744][ T427] 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
[   35.668767][  T427] RSP: 0018:ffffc90000967140 EFLAGS: 00010246
[   35.669133][  T427] RAX: 0000000000000000 RBX: ffff88800a4d4000 RCX: 0000000000000001
[   35.669557][  T427] RDX: 0000000000000000 RSI: ffffffff8c29b939 RDI: ffffffff8ba555e0
[   35.670010][  T427] RBP: ffffc90000967230 R08: ffff88800b822000 R09: 0000000000000000
[   35.670441][  T427] R10: ffffc900009675c8 R11: ffffffff8d050668 R12: 1ffff9200012ce2c
[   35.670880][  T427] R13: 00000000000005dc R14: ffffc90000967880 R15: ffff888009153860
[   35.671292][  T427] FS:  00007fe68b27b800(0000) GS:ffff8880a7eb7000(0000) knlGS:0000000000000000
[   35.671803][  T427] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   35.672151][  T427] CR2: 00000000004e5aa0 CR3: 000000000984f006 CR4: 0000000000772ef0
[   35.672580][  T427] PKRU: 55555554
[   35.672801][  T427] Call Trace:
[   35.673011][  T427]  <TASK>
[ 35.673152][ T427] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 35.673447][ T427] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 35.673753][ T427] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 35.674036][ T427] ? __pfx_validate_linkmsg (net/core/rtnetlink.c:2660) 
[ 35.674310][ T427] ? is_bpf_text_address (kernel/bpf/core.c:777) 
[ 35.674606][ T427] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[ 35.674939][ T427] do_setlink.constprop.0 (net/core/rtnetlink.c:3106) 
[ 35.675222][ T427] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 35.675590][ T427] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 35.675878][ T427] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 35.676153][ T427] ? __kernel_text_address (kernel/extable.c:79) 
[ 35.676443][ T427] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 35.676732][ T427] ? __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) 
[ 35.677035][ T427] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 35.677391][ T427] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 35.677673][ T427] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 35.677978][ T427] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 35.678253][ T427] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 35.678548][ T427] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 35.678836][ T427] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 35.679122][ T427] ? __create_object (mm/kmemleak.c:771) 
[ 35.679408][ T427] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 35.679694][ T427] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 35.679972][ T427] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 35.680315][ T427] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 35.680604][ T427] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 35.680910][ T427] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 35.681183][ T427] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 35.681473][ T427] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 35.681781][ T427] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 35.682054][ T427] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 35.682350][ T427] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 35.682622][ T427] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 35.682925][ T427] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 35.683213][ T427] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 35.683516][ T427] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 35.683803][ T427] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 35.684079][ T427] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 35.684373][ T427] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 35.684646][ T427] ? 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) 
[ 35.684935][ T427] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[ 35.685222][ T427] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 35.685505][ T427] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 35.685825][ T427] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 35.686109][ T427] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 35.686397][ T427] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 35.686679][ T427] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 35.686956][ T427] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 35.687237][ T427] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 35.687599][ T427] ___sys_sendmsg (net/socket.c:2670) 
[ 35.687886][ T427] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 35.688162][ T427] ? __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) 
[ 35.688513][ T427] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 35.688790][ T427] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 35.689084][ T427] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 35.689382][ T427] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 35.689660][ T427] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 35.689968][ T427] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 35.690253][ T427] __sys_sendmsg (net/socket.c:2700) 
[ 35.690537][ T427] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 35.690881][ T427] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 35.691169][ T427] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 35.691461][ T427] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 35.691738][ T427] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   35.692078][  T427] RIP: 0033:0x7fe68b4481e7
[ 35.692372][ T427] 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)
[   35.693355][  T427] RSP: 002b:00007ffe5f20b588 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   35.693805][  T427] RAX: ffffffffffffffda RBX: 00007ffe5f20bcb0 RCX: 00007fe68b4481e7
[   35.694222][  T427] RDX: 0000000000000000 RSI: 00007ffe5f20b5f0 RDI: 0000000000000005
[   35.694640][  T427] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000078
[   35.695048][  T427] R10: 00007fe68b345ee8 R11: 0000000000000246 R12: 0000000000000004
[   35.695472][  T427] R13: 00000000686e6a65 R14: 0000000000499600 R15: 0000000000000000
| [   35.804718][  T428] ------------[ cut here ]------------
| [ 35.805063][ T428] WARNING: CPU: 2 PID: 428 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) 
| [   35.805641][  T428] Modules linked in: 8021q vrf veth
| [   35.806556][  T428] Tainted: [W]=WARN
[   35.806790][  T428] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 35.807147][ T428] 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) 
[ 35.807606][ T428] 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
[   35.808776][  T428] RSP: 0018:ffffc900009a7140 EFLAGS: 00010246
[   35.809281][  T428] RAX: 0000000000000000 RBX: ffff88800a4c4000 RCX: 0000000000000001
[   35.809724][  T428] RDX: 0000000000000000 RSI: ffffffff8c29b939 RDI: ffffffff8ba555e0
[   35.810153][  T428] RBP: ffffc900009a7230 R08: ffff88800bc38800 R09: 0000000000000000
[   35.810588][  T428] R10: ffffc900009a75c8 R11: ffffffff8d050668 R12: 1ffff92000134e2c
[   35.811025][  T428] R13: 00000000000005dc R14: ffffc900009a7880 R15: ffff88800a3d1c60
[   35.811461][  T428] FS:  00007f85a2458800(0000) GS:ffff8880a7fb7000(0000) knlGS:0000000000000000
[   35.811953][  T428] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   35.812315][  T428] CR2: 00000000004e7378 CR3: 000000000a117003 CR4: 0000000000772ef0
[   35.812756][  T428] PKRU: 55555554
[   35.812982][  T428] Call Trace:
[   35.813200][  T428]  <TASK>
[ 35.813367][ T428] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 35.813689][ T428] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 35.813980][ T428] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 35.814269][ T428] ? __pfx_validate_linkmsg (net/core/rtnetlink.c:2660) 
[ 35.814572][ T428] ? is_bpf_text_address (kernel/bpf/core.c:777) 
[ 35.814862][ T428] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[ 35.815162][ T428] do_setlink.constprop.0 (net/core/rtnetlink.c:3106) 
[ 35.815468][ T428] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 35.815830][ T428] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 35.816121][ T428] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 35.816420][ T428] ? __kernel_text_address (kernel/extable.c:79) 
[ 35.816710][ T428] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 35.817001][ T428] ? __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) 
[ 35.817292][ T428] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 35.817657][ T428] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 35.817948][ T428] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 35.818234][ T428] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 35.818532][ T428] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 35.818821][ T428] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 35.819117][ T428] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 35.819423][ T428] ? __create_object (mm/kmemleak.c:771) 
[ 35.819714][ T428] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 35.820000][ T428] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 35.820288][ T428] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 35.820657][ T428] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 35.820951][ T428] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 35.821242][ T428] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 35.821542][ T428] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 35.821873][ T428] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 35.822160][ T428] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 35.822458][ T428] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 35.822748][ T428] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 35.823033][ T428] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 35.823336][ T428] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 35.823626][ T428] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 35.823927][ T428] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 35.824214][ T428] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 35.824517][ T428] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 35.824816][ T428] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 35.825101][ T428] ? 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) 
[ 35.825402][ T428] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[ 35.825693][ T428] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 35.825982][ T428] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 35.826274][ T428] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 35.826577][ T428] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 35.826866][ T428] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 35.827159][ T428] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 35.827478][ T428] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 35.827764][ T428] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 35.828133][ T428] ___sys_sendmsg (net/socket.c:2670) 
[ 35.828432][ T428] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 35.828720][ T428] ? __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) 
[ 35.829079][ T428] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 35.829381][ T428] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 35.829670][ T428] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 35.829965][ T428] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 35.830254][ T428] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 35.830561][ T428] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 35.830856][ T428] __sys_sendmsg (net/socket.c:2700) 
[ 35.831142][ T428] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 35.831504][ T428] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 35.831805][ T428] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 35.832093][ T428] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 35.832396][ T428] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   35.832754][  T428] RIP: 0033:0x7f85a26251e7
[ 35.833051][ T428] 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)
[   35.834058][  T428] RSP: 002b:00007ffeef1feb48 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   35.834499][  T428] RAX: ffffffffffffffda RBX: 00007ffeef1ff270 RCX: 00007f85a26251e7
[   35.834925][  T428] RDX: 0000000000000000 RSI: 00007ffeef1febb0 RDI: 0000000000000005
[   35.835361][  T428] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000078
[   35.835781][  T428] R10: 00007f85a2522ee8 R11: 0000000000000246 R12: 0000000000000004
[   35.836205][  T428] R13: 00000000686e6a65 R14: 0000000000499600 R15: 0000000000000000
| [   35.950936][  T429] ------------[ cut here ]------------
| [ 35.951277][ T429] WARNING: CPU: 2 PID: 429 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) 
| [   35.951935][  T429] Modules linked in: 8021q vrf veth
| [   35.952825][  T429] Tainted: [W]=WARN
[   35.953051][  T429] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 35.953427][ T429] 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) 
[ 35.953726][ T429] 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
[   35.954726][  T429] RSP: 0018:ffffc900009b7140 EFLAGS: 00010246
[   35.955089][  T429] RAX: 0000000000000000 RBX: ffff888002099000 RCX: 0000000000000001
[   35.955543][  T429] RDX: 0000000000000000 RSI: ffffffff8c29b939 RDI: ffffffff8ba555e0
[   35.955968][  T429] RBP: ffffc900009b7230 R08: ffff88800b2d2000 R09: 0000000000000000
[   35.956402][  T429] R10: ffffc900009b75c8 R11: ffffffff8d050668 R12: 1ffff92000136e2c
[   35.956822][  T429] R13: 00000000000005dc R14: ffffc900009b7880 R15: ffff88800a3d2a60
[   35.957253][  T429] FS:  00007f5c848a3800(0000) GS:ffff8880a7fb7000(0000) knlGS:0000000000000000
[   35.957751][  T429] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   35.958108][  T429] CR2: 00000000004e5aa8 CR3: 000000000984f004 CR4: 0000000000772ef0
[   35.958541][  T429] PKRU: 55555554
[   35.958759][  T429] Call Trace:
[   35.958988][  T429]  <TASK>
[ 35.959146][ T429] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 35.959449][ T429] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 35.959736][ T429] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 35.960027][ T429] ? __pfx_validate_linkmsg (net/core/rtnetlink.c:2660) 
[ 35.960312][ T429] ? is_bpf_text_address (kernel/bpf/core.c:777) 
[ 35.960611][ T429] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[ 35.960907][ T429] do_setlink.constprop.0 (net/core/rtnetlink.c:3106) 
[ 35.961208][ T429] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 35.961579][ T429] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 35.961871][ T429] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 35.962156][ T429] ? __kernel_text_address (kernel/extable.c:79) 
[ 35.962463][ T429] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 35.962753][ T429] ? __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) 
[ 35.963039][ T429] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 35.963407][ T429] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 35.963698][ T429] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 35.963984][ T429] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 35.964270][ T429] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 35.964569][ T429] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 35.964855][ T429] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 35.965140][ T429] ? __create_object (mm/kmemleak.c:771) 
[ 35.965437][ T429] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 35.965734][ T429] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 35.966021][ T429] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 35.966390][ T429] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 35.966687][ T429] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 35.966981][ T429] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 35.967295][ T429] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 35.967603][ T429] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 35.967896][ T429] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 35.968185][ T429] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 35.968484][ T429] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 35.968774][ T429] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 35.969076][ T429] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 35.969380][ T429] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 35.969674][ T429] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 35.969963][ T429] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 35.970262][ T429] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 35.970576][ T429] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 35.970864][ T429] ? 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) 
[ 35.971153][ T429] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[ 35.971454][ T429] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 35.971743][ T429] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 35.972036][ T429] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 35.972346][ T429] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 35.972638][ T429] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 35.972933][ T429] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 35.973226][ T429] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 35.973522][ T429] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 35.973893][ T429] ___sys_sendmsg (net/socket.c:2670) 
[ 35.974178][ T429] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 35.974486][ T429] ? __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) 
[ 35.974844][ T429] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 35.975138][ T429] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 35.975440][ T429] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 35.975735][ T429] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 35.976023][ T429] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 35.976309][ T429] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 35.976622][ T429] __sys_sendmsg (net/socket.c:2700) 
[ 35.976910][ T429] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 35.977264][ T429] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 35.977577][ T429] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 35.977867][ T429] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 35.978165][ T429] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   35.978574][  T429] RIP: 0033:0x7f5c84a701e7
[ 35.978893][ T429] 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)
[   35.979902][  T429] RSP: 002b:00007ffe24702468 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   35.980340][  T429] RAX: ffffffffffffffda RBX: 00007ffe24702b90 RCX: 00007f5c84a701e7
[   35.980774][  T429] RDX: 0000000000000000 RSI: 00007ffe247024d0 RDI: 0000000000000005
[   35.981199][  T429] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000078
[   35.981632][  T429] R10: 00007f5c8496dee8 R11: 0000000000000246 R12: 0000000000000004
[   35.982057][  T429] R13: 00000000686e6a65 R14: 0000000000499600 R15: 0000000000000000
| [   36.480662][  T445] ------------[ cut here ]------------
| [ 36.481063][ T445] WARNING: CPU: 3 PID: 445 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) 
| [   36.481626][  T445] Modules linked in: 8021q vrf veth
| [   36.482499][  T445] Tainted: [W]=WARN
[   36.482724][  T445] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 36.483066][ T445] 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) 
[ 36.483363][ T445] 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
[   36.484429][  T445] RSP: 0018:ffffc90000ac7140 EFLAGS: 00010246
[   36.484860][  T445] RAX: 0000000000000000 RBX: ffff88800a4d4000 RCX: 0000000000000001
[   36.485417][  T445] RDX: 0000000000000000 RSI: ffffffff8c29b939 RDI: ffffffff8ba555e0
[   36.486039][  T445] RBP: ffffc90000ac7230 R08: ffff88800904e800 R09: 0000000000000000
[   36.486499][  T445] R10: ffffc90000ac75c8 R11: ffffffff8d050668 R12: 1ffff92000158e2c
[   36.486936][  T445] R13: 0000000000000044 R14: ffffc90000ac7880 R15: ffff88800a3d3160
[   36.487367][  T445] FS:  00007eff05b21800(0000) GS:ffff8880a8037000(0000) knlGS:0000000000000000
[   36.487859][  T445] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   36.488205][  T445] CR2: 00000000004e5aa0 CR3: 000000000be0a006 CR4: 0000000000772ef0
[   36.488818][  T445] PKRU: 55555554
[   36.489049][  T445] Call Trace:
[   36.489254][  T445]  <TASK>
[ 36.489550][ T445] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 36.489843][ T445] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 36.490123][ T445] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 36.490486][ T445] ? __pfx_validate_linkmsg (net/core/rtnetlink.c:2660) 
[ 36.490769][ T445] ? is_bpf_text_address (kernel/bpf/core.c:777) 
[ 36.491049][ T445] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[ 36.491345][ T445] do_setlink.constprop.0 (net/core/rtnetlink.c:3106) 
[ 36.491635][ T445] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 36.491996][ T445] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 36.492268][ T445] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 36.492554][ T445] ? __kernel_text_address (kernel/extable.c:79) 
[ 36.492842][ T445] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 36.493119][ T445] ? __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) 
[ 36.493401][ T445] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 36.493756][ T445] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 36.494041][ T445] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 36.494316][ T445] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 36.494605][ T445] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 36.494980][ T445] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 36.495257][ T445] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 36.495546][ T445] ? __create_object (mm/kmemleak.c:771) 
[ 36.495858][ T445] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 36.496136][ T445] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 36.496513][ T445] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 36.497012][ T445] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 36.497299][ T445] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 36.497610][ T445] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 36.497897][ T445] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 36.498182][ T445] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 36.498466][ T445] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 36.498751][ T445] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 36.499046][ T445] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 36.499322][ T445] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 36.499623][ T445] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 36.499930][ T445] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 36.500212][ T445] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 36.500496][ T445] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 36.500784][ T445] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 36.501072][ T445] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 36.501358][ T445] ? 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) 
[ 36.501637][ T445] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[ 36.501929][ T445] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 36.502204][ T445] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 36.502498][ T445] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 36.502794][ T445] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 36.503072][ T445] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 36.503369][ T445] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 36.503655][ T445] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 36.503959][ T445] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 36.504311][ T445] ___sys_sendmsg (net/socket.c:2670) 
[ 36.504605][ T445] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 36.504913][ T445] ? __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) 
[ 36.505258][ T445] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 36.505560][ T445] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 36.505956][ T445] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 36.506242][ T445] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 36.506529][ T445] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 36.506815][ T445] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 36.507096][ T445] __sys_sendmsg (net/socket.c:2700) 
[ 36.507381][ T445] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 36.507738][ T445] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 36.508026][ T445] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 36.508302][ T445] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 36.508592][ T445] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   36.508977][  T445] RIP: 0033:0x7eff05cee1e7
[ 36.509267][ T445] 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)
[   36.510397][  T445] RSP: 002b:00007fff54434068 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   36.510831][  T445] RAX: ffffffffffffffda RBX: 00007fff54434790 RCX: 00007eff05cee1e7
[   36.511400][  T445] RDX: 0000000000000000 RSI: 00007fff544340d0 RDI: 0000000000000005
[   36.511837][  T445] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000078
[   36.512354][  T445] R10: 00007eff05bebee8 R11: 0000000000000246 R12: 0000000000000004
[   36.512794][  T445] R13: 00000000686e6a66 R14: 0000000000499600 R15: 0000000000000000
| [   36.519700][  T445] ------------[ cut here ]------------
| [ 36.520185][ T445] WARNING: CPU: 3 PID: 445 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) 
| [   36.522380][  T445] Modules linked in: 8021q vrf veth
| [   36.524292][  T445] Tainted: [W]=WARN
[   36.524986][  T445] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 36.525943][ T445] 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) 
[ 36.526778][ T445] 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
[   36.528948][  T445] RSP: 0018:ffffc90000ac6db0 EFLAGS: 00010246
[   36.529745][  T445] RAX: 0000000000000000 RBX: ffff888005d81000 RCX: 0000000000000001
[   36.530311][  T445] RDX: 0000000000000000 RSI: ffffffff8c29b939 RDI: ffffffff8ba555e0
[   36.531103][  T445] RBP: ffffc90000ac6e98 R08: 0000000000000000 R09: 0000000000000000
[   36.531714][  T445] R10: ffffc90000ac6ec8 R11: ffff88800a4d4000 R12: 1ffff92000158dba
[   36.532173][  T445] R13: 0000000000000044 R14: ffffc90000ac6ec8 R15: 00000000000005dc
[   36.532931][  T445] FS:  00007eff05b21800(0000) GS:ffff8880a8037000(0000) knlGS:0000000000000000
[   36.533673][  T445] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   36.534065][  T445] CR2: 00000000004e5aa0 CR3: 000000000be0a006 CR4: 0000000000772ef0
[   36.534780][  T445] PKRU: 55555554
[   36.535010][  T445] Call Trace:
[   36.535234][  T445]  <TASK>
[ 36.535527][ T445] ? do_raw_spin_lock (./arch/x86/include/asm/atomic.h:107 ./include/linux/atomic/atomic-arch-fallback.h:2170 ./include/linux/atomic/atomic-instrumented.h:1302 ./include/asm-generic/qspinlock.h:111 kernel/locking/spinlock_debug.c:116) 
[ 36.535847][ T445] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 36.536149][ T445] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 36.536593][ T445] ? lock_acquire (./include/trace/events/lock.h:24 kernel/locking/lockdep.c:5834) 
[ 36.536921][ T445] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 36.537322][ T445] netif_set_mtu (net/core/dev.c:9652) 
[ 36.537835][ T445] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 36.538214][ T445] ? __try_to_del_timer_sync (kernel/time/timer.c:1452) 
[ 36.538772][ T445] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 36.539018][ T445] vlan_device_event (net/8021q/vlan.c:424) 8021q 
[ 36.539591][ T445] ? packet_notifier (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/packet/af_packet.c:4283) 
[ 36.539926][ T445] ? packet_notifier (net/packet/af_packet.c:4286) 
[ 36.540228][ T445] ? __pfx_vlan_device_event (net/8021q/vlan.c:362) 8021q 
[ 36.540779][ T445] ? __pfx_packet_notifier (net/packet/af_packet.c:4236) 
[ 36.541152][ T445] notifier_call_chain (kernel/notifier.c:85 (discriminator 2)) 
[ 36.541607][ T445] netif_set_mtu_ext (./include/linux/notifier.h:207 net/core/dev.c:9633) 
[ 36.542083][ T445] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 36.542895][ T445] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 36.543707][ T445] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 36.544258][ T445] ? __pfx_validate_linkmsg (net/core/rtnetlink.c:2660) 
[ 36.545077][ T445] ? is_bpf_text_address (kernel/bpf/core.c:777) 
[ 36.545885][ T445] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[ 36.546641][ T445] do_setlink.constprop.0 (net/core/rtnetlink.c:3106) 
[ 36.547197][ T445] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 36.548153][ T445] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 36.548932][ T445] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 36.549246][ T445] ? __kernel_text_address (kernel/extable.c:79) 
[ 36.549707][ T445] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 36.550014][ T445] ? __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) 
[ 36.550317][ T445] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 36.550832][ T445] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 36.551134][ T445] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 36.551576][ T445] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 36.551878][ T445] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 36.552183][ T445] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 36.552630][ T445] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 36.552930][ T445] ? __create_object (mm/kmemleak.c:771) 
[ 36.553230][ T445] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 36.553673][ T445] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 36.553975][ T445] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 36.554486][ T445] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 36.554797][ T445] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 36.555108][ T445] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 36.555545][ T445] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 36.555858][ T445] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 36.556157][ T445] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 36.556595][ T445] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 36.556896][ T445] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 36.557193][ T445] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 36.557633][ T445] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 36.557939][ T445] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 36.558240][ T445] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 36.558681][ T445] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 36.558993][ T445] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 36.559301][ T445] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 36.559740][ T445] ? 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) 
[ 36.560044][ T445] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[ 36.560498][ T445] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 36.560801][ T445] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 36.561103][ T445] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 36.561548][ T445] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 36.561854][ T445] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 36.562157][ T445] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 36.562603][ T445] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 36.562903][ T445] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 36.563285][ T445] ___sys_sendmsg (net/socket.c:2670) 
[ 36.563724][ T445] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 36.564024][ T445] ? __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) 
[ 36.564540][ T445] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 36.564844][ T445] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 36.565145][ T445] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 36.565594][ T445] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 36.565900][ T445] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 36.566195][ T445] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 36.566641][ T445] __sys_sendmsg (net/socket.c:2700) 
[ 36.566938][ T445] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 36.567306][ T445] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 36.567760][ T445] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 36.568066][ T445] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 36.568512][ T445] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   36.568893][  T445] RIP: 0033:0x7eff05cee1e7
[ 36.569202][ T445] 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)
[   36.570743][  T445] RSP: 002b:00007fff54434068 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   36.571210][  T445] RAX: ffffffffffffffda RBX: 00007fff54434790 RCX: 00007eff05cee1e7
[   36.571730][  T445] RDX: 0000000000000000 RSI: 00007fff544340d0 RDI: 0000000000000005
[   36.572180][  T445] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000078
[   36.572642][  T445] R10: 00007eff05bebee8 R11: 0000000000000246 R12: 0000000000000004
[   36.573096][  T445] R13: 00000000686e6a66 R14: 0000000000499600 R15: 0000000000000000
| [   36.704738][  T446] ------------[ cut here ]------------
| [ 36.705085][ T446] WARNING: CPU: 0 PID: 446 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) 
| [   36.705676][  T446] Modules linked in: 8021q vrf veth
| [   36.706576][  T446] Tainted: [W]=WARN
[   36.706799][  T446] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 36.707169][ T446] 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) 
[ 36.707489][ T446] 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
[   36.709322][  T446] RSP: 0018:ffffc90000ad7140 EFLAGS: 00010246
[   36.709715][  T446] RAX: 0000000000000000 RBX: ffff88800a4d4000 RCX: 0000000000000001
[   36.710219][  T446] RDX: 0000000000000000 RSI: ffffffff8c29b939 RDI: ffffffff8ba555e0
[   36.710672][  T446] RBP: ffffc90000ad7230 R08: ffff888009422000 R09: 0000000000000000
[   36.711107][  T446] R10: ffffc90000ad75c8 R11: ffffffff8d050668 R12: 1ffff9200015ae2c
[   36.711561][  T446] R13: 00000000000005dc R14: ffffc90000ad7880 R15: ffff888009459c60
[   36.712026][  T446] FS:  00007f996451e800(0000) GS:ffff8880a7eb7000(0000) knlGS:0000000000000000
[   36.712545][  T446] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   36.712991][  T446] CR2: 00000000004e5aa0 CR3: 0000000009890006 CR4: 0000000000772ef0
[   36.713414][  T446] PKRU: 55555554
[   36.713618][  T446] Call Trace:
[   36.713829][  T446]  <TASK>
[ 36.713968][ T446] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 36.714248][ T446] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 36.714533][ T446] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 36.714812][ T446] ? __pfx_validate_linkmsg (net/core/rtnetlink.c:2660) 
[ 36.715086][ T446] ? is_bpf_text_address (kernel/bpf/core.c:777) 
[ 36.715378][ T446] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[ 36.715657][ T446] do_setlink.constprop.0 (net/core/rtnetlink.c:3106) 
[ 36.715939][ T446] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 36.716286][ T446] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 36.716571][ T446] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 36.716845][ T446] ? __kernel_text_address (kernel/extable.c:79) 
[ 36.717121][ T446] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 36.717419][ T446] ? __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) 
[ 36.717716][ T446] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 36.718058][ T446] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 36.718344][ T446] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 36.718618][ T446] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 36.718900][ T446] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 36.719177][ T446] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 36.719471][ T446] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 36.719744][ T446] ? __create_object (mm/kmemleak.c:771) 
[ 36.720025][ T446] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 36.720299][ T446] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 36.720580][ T446] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 36.720920][ T446] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 36.721204][ T446] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 36.721492][ T446] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 36.721764][ T446] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 36.722043][ T446] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 36.722321][ T446] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 36.722604][ T446] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 36.722879][ T446] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 36.723153][ T446] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 36.723452][ T446] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 36.723732][ T446] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 36.724010][ T446] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 36.724290][ T446] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 36.724575][ T446] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 36.724861][ T446] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 36.725137][ T446] ? 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) 
[ 36.725421][ T446] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[ 36.725698][ T446] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 36.725971][ T446] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 36.726256][ T446] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 36.726556][ T446] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 36.726837][ T446] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 36.727119][ T446] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 36.727414][ T446] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 36.727697][ T446] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 36.728049][ T446] ___sys_sendmsg (net/socket.c:2670) 
[ 36.728323][ T446] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 36.728607][ T446] ? __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) 
[ 36.728964][ T446] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 36.729242][ T446] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 36.729528][ T446] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 36.729808][ T446] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 36.730081][ T446] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 36.730364][ T446] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 36.730645][ T446] __sys_sendmsg (net/socket.c:2700) 
[ 36.730917][ T446] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 36.731253][ T446] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 36.731559][ T446] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 36.731841][ T446] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 36.732115][ T446] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   36.732464][  T446] RIP: 0033:0x7f99646eb1e7
[ 36.732754][ T446] 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)
[   36.733741][  T446] RSP: 002b:00007ffc56cb00e8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   36.734154][  T446] RAX: ffffffffffffffda RBX: 00007ffc56cb0810 RCX: 00007f99646eb1e7
[   36.734579][  T446] RDX: 0000000000000000 RSI: 00007ffc56cb0150 RDI: 0000000000000005
[   36.734991][  T446] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000078
[   36.735421][  T446] R10: 00007f99645e8ee8 R11: 0000000000000246 R12: 0000000000000004
[   36.735832][  T446] R13: 00000000686e6a66 R14: 0000000000499600 R15: 0000000000000000
| [   36.982927][  T450] ------------[ cut here ]------------
| [ 36.983364][ T450] WARNING: CPU: 2 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) 
| [   36.983940][  T450] Modules linked in: 8021q vrf veth
| [   36.984839][  T450] Tainted: [W]=WARN
[   36.985063][  T450] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 36.985440][ 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) 
[ 36.985747][ 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
[   36.986771][  T450] RSP: 0018:ffffc90000977140 EFLAGS: 00010246
[   36.987136][  T450] RAX: 0000000000000000 RBX: ffff88800a4d4000 RCX: 0000000000000001
[   36.987571][  T450] RDX: 0000000000000000 RSI: ffffffff8c29b939 RDI: ffffffff8ba555e0
[   36.988011][  T450] RBP: ffffc90000977230 R08: ffff88800bb50800 R09: 0000000000000000
[   36.988442][  T450] R10: ffffc900009775c8 R11: ffffffff8d050668 R12: 1ffff9200012ee2c
[   36.988881][  T450] R13: 0000000000000043 R14: ffffc90000977880 R15: ffff8880091511e0
[   36.989309][  T450] FS:  00007f907e78a800(0000) GS:ffff8880a7fb7000(0000) knlGS:0000000000000000
[   36.989816][  T450] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   36.990181][  T450] CR2: 00000000004e5aa0 CR3: 000000000bfbb005 CR4: 0000000000772ef0
[   36.990626][  T450] PKRU: 55555554
[   36.990846][  T450] Call Trace:
[   36.991064][  T450]  <TASK>
[ 36.991220][ T450] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 36.991673][ T450] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 36.992125][ T450] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 36.992553][ T450] ? __pfx_validate_linkmsg (net/core/rtnetlink.c:2660) 
[ 36.992844][ T450] ? is_bpf_text_address (kernel/bpf/core.c:777) 
[ 36.993135][ T450] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[ 36.993439][ T450] do_setlink.constprop.0 (net/core/rtnetlink.c:3106) 
[ 36.993735][ T450] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 36.994100][ T450] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 36.994439][ T450] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 36.994731][ T450] ? __kernel_text_address (kernel/extable.c:79) 
[ 36.995022][ T450] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 36.995321][ 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) 
[ 36.995620][ T450] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 36.995980][ T450] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 36.996270][ T450] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 36.996570][ T450] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 36.996857][ T450] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 36.997146][ T450] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 36.997446][ T450] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 36.997733][ T450] ? __create_object (mm/kmemleak.c:771) 
[ 36.998025][ T450] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 36.998313][ T450] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 36.998617][ T450] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 36.998996][ T450] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 36.999294][ T450] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 36.999601][ T450] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 36.999897][ T450] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 37.000190][ T450] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 37.000491][ T450] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 37.000777][ T450] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 37.001068][ T450] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 37.001365][ T450] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 37.001656][ T450] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 37.001946][ T450] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 37.002243][ T450] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 37.002544][ T450] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 37.002840][ T450] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 37.003137][ T450] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 37.003433][ 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) 
[ 37.003728][ T450] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[ 37.004022][ T450] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 37.004312][ T450] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 37.004619][ T450] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 37.004908][ T450] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 37.005199][ T450] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 37.005504][ T450] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 37.005799][ T450] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 37.006086][ T450] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 37.006477][ T450] ___sys_sendmsg (net/socket.c:2670) 
[ 37.006764][ T450] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 37.007051][ 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) 
[ 37.007416][ T450] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 37.007716][ T450] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 37.008011][ T450] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 37.008304][ T450] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 37.008608][ 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) 
[ 37.008904][ T450] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 37.009199][ T450] __sys_sendmsg (net/socket.c:2700) 
[ 37.009496][ T450] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 37.009849][ T450] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 37.010147][ T450] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 37.010449][ T450] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 37.010744][ T450] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   37.011095][  T450] RIP: 0033:0x7f907e9571e7
[ 37.011404][ 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)
[   37.012409][  T450] RSP: 002b:00007ffe99d9d488 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   37.012848][  T450] RAX: ffffffffffffffda RBX: 00007ffe99d9dbb0 RCX: 00007f907e9571e7
[   37.013272][  T450] RDX: 0000000000000000 RSI: 00007ffe99d9d4f0 RDI: 0000000000000005
[   37.013706][  T450] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000078
[   37.014127][  T450] R10: 00007f907e854ee8 R11: 0000000000000246 R12: 0000000000000004
[   37.014570][  T450] R13: 00000000686e6a66 R14: 0000000000499600 R15: 0000000000000000
| [   37.126468][  T451] ------------[ cut here ]------------
| [ 37.126800][ T451] WARNING: CPU: 0 PID: 451 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) 
| [   37.127417][  T451] Modules linked in: 8021q vrf veth
| [   37.128320][  T451] Tainted: [W]=WARN
[   37.129941][  T451] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 37.130349][ T451] 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) 
[ 37.130656][ T451] 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
[   37.131722][  T451] RSP: 0018:ffffc90000af7140 EFLAGS: 00010246
[   37.132092][  T451] RAX: 0000000000000000 RBX: ffff88800a4d4000 RCX: 0000000000000001
[   37.132539][  T451] RDX: 0000000000000000 RSI: ffffffff8c29b939 RDI: ffffffff8ba555e0
[   37.132973][  T451] RBP: ffffc90000af7230 R08: ffff8880057f6800 R09: 0000000000000000
[   37.133422][  T451] R10: ffffc90000af75c8 R11: ffffffff8d050668 R12: 1ffff9200015ee2c
[   37.133853][  T451] R13: 00000000000005dc R14: ffffc90000af7880 R15: ffff888009153160
[   37.134284][  T451] FS:  00007f0460465800(0000) GS:ffff8880a7eb7000(0000) knlGS:0000000000000000
[   37.134797][  T451] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   37.135169][  T451] CR2: 00000000004e5aa0 CR3: 00000000096fe001 CR4: 0000000000772ef0
[   37.135627][  T451] PKRU: 55555554
[   37.135846][  T451] Call Trace:
[   37.136060][  T451]  <TASK>
[ 37.136207][ T451] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 37.136511][ T451] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 37.136802][ T451] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 37.137096][ T451] ? __pfx_validate_linkmsg (net/core/rtnetlink.c:2660) 
[ 37.137399][ T451] ? is_bpf_text_address (kernel/bpf/core.c:777) 
[ 37.137690][ T451] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[ 37.137982][ T451] do_setlink.constprop.0 (net/core/rtnetlink.c:3106) 
[ 37.138278][ T451] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 37.138652][ T451] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 37.138960][ T451] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 37.139255][ T451] ? __kernel_text_address (kernel/extable.c:79) 
[ 37.139572][ T451] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 37.139869][ T451] ? __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) 
[ 37.140157][ T451] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 37.140523][ T451] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 37.140816][ T451] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 37.141103][ T451] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 37.141402][ T451] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 37.141697][ T451] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 37.141988][ T451] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 37.142274][ T451] ? __create_object (mm/kmemleak.c:771) 
[ 37.142576][ T451] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 37.142869][ T451] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 37.143158][ T451] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 37.143542][ T451] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 37.143845][ T451] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 37.144137][ T451] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 37.144433][ T451] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 37.144731][ T451] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 37.145022][ T451] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 37.145309][ T451] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 37.145609][ T451] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 37.145898][ T451] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 37.146194][ T451] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 37.146495][ T451] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 37.146795][ T451] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 37.147084][ T451] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 37.147402][ T451] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 37.147709][ T451] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 37.147997][ T451] ? 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) 
[ 37.148298][ T451] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[ 37.148602][ T451] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 37.148900][ T451] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 37.149205][ T451] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 37.149508][ T451] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 37.149802][ T451] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 37.150099][ T451] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 37.150410][ T451] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 37.150703][ T451] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 37.151076][ T451] ___sys_sendmsg (net/socket.c:2670) 
[ 37.151378][ T451] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 37.151676][ T451] ? __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) 
[ 37.152039][ T451] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 37.152346][ T451] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 37.152651][ T451] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 37.152951][ T451] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 37.153243][ T451] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 37.153543][ T451] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 37.153845][ T451] __sys_sendmsg (net/socket.c:2700) 
[ 37.154130][ T451] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 37.154496][ T451] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 37.154806][ T451] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 37.155096][ T451] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 37.155423][ T451] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   37.155794][  T451] RIP: 0033:0x7f04606321e7
[ 37.156098][ T451] 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)
[   37.157184][  T451] RSP: 002b:00007fffe0057408 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   37.157635][  T451] RAX: ffffffffffffffda RBX: 00007fffe0057b30 RCX: 00007f04606321e7
[   37.158072][  T451] RDX: 0000000000000000 RSI: 00007fffe0057470 RDI: 0000000000000005
[   37.158516][  T451] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000078
[   37.158972][  T451] R10: 00007f046052fee8 R11: 0000000000000246 R12: 0000000000000004
[   37.159426][  T451] R13: 00000000686e6a66 R14: 0000000000499600 R15: 0000000000000000
| [   37.601883][  T458] ------------[ cut here ]------------
| [ 37.602196][ T458] WARNING: CPU: 1 PID: 458 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) 
| [   37.602763][  T458] Modules linked in: 8021q vrf veth
| [   37.603625][  T458] Tainted: [W]=WARN
[   37.603846][  T458] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 37.604189][ T458] 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) 
[ 37.604481][ T458] 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
[   37.605489][  T458] RSP: 0018:ffffc900008d7140 EFLAGS: 00010246
[   37.605845][  T458] RAX: 0000000000000000 RBX: ffff888002099000 RCX: 0000000000000001
[   37.606263][  T458] RDX: 0000000000000000 RSI: ffffffff8c29b939 RDI: ffffffff8ba555e0
[   37.607195][  T458] RBP: ffffc900008d7230 R08: ffff888006063800 R09: 0000000000000000
[   37.607624][  T458] R10: ffffc900008d75c8 R11: ffffffff8d050668 R12: 1ffff9200011ae2c
[   37.608034][  T458] R13: 0000000000000044 R14: ffffc900008d7880 R15: ffff88800a3d1fe0
[   37.608452][  T458] FS:  00007f3f14074800(0000) GS:ffff8880a7f37000(0000) knlGS:0000000000000000
[   37.608940][  T458] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   37.609295][  T458] CR2: 00000000004e5aa8 CR3: 0000000005028001 CR4: 0000000000772ef0
[   37.609730][  T458] PKRU: 55555554
[   37.609939][  T458] Call Trace:
[   37.610144][  T458]  <TASK>
[ 37.610284][ T458] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 37.610575][ T458] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 37.610850][ T458] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 37.611130][ T458] ? __pfx_validate_linkmsg (net/core/rtnetlink.c:2660) 
[ 37.611422][ T458] ? is_bpf_text_address (kernel/bpf/core.c:777) 
[ 37.611698][ T458] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[ 37.611977][ T458] do_setlink.constprop.0 (net/core/rtnetlink.c:3106) 
[ 37.612257][ T458] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 37.612612][ T458] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 37.612885][ T458] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 37.613161][ T458] ? __kernel_text_address (kernel/extable.c:79) 
[ 37.613455][ T458] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 37.613741][ T458] ? __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) 
[ 37.614017][ T458] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 37.614365][ T458] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 37.614643][ T458] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 37.614922][ T458] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 37.615202][ T458] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 37.615490][ T458] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 37.615766][ T458] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 37.616038][ T458] ? __create_object (mm/kmemleak.c:771) 
[ 37.616314][ T458] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 37.616599][ T458] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 37.616873][ T458] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 37.617211][ T458] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 37.617516][ T458] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 37.617805][ T458] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 37.618077][ T458] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 37.618363][ T458] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 37.618638][ T458] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 37.618917][ T458] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 37.619192][ T458] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 37.619489][ T458] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 37.619772][ T458] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 37.620049][ T458] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 37.620336][ T458] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 37.620614][ T458] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 37.620889][ T458] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 37.621173][ T458] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 37.621465][ T458] ? 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) 
[ 37.621744][ T458] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[ 37.622021][ T458] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 37.622292][ T458] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 37.622581][ T458] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 37.622860][ T458] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 37.623135][ T458] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 37.623441][ T458] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 37.623728][ T458] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 37.624000][ T458] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 37.624361][ T458] ___sys_sendmsg (net/socket.c:2670) 
[ 37.624632][ T458] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 37.624905][ T458] ? __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) 
[ 37.625244][ T458] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 37.625545][ T458] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 37.625839][ T458] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 37.626121][ T458] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 37.626408][ T458] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 37.626682][ T458] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 37.626963][ T458] __sys_sendmsg (net/socket.c:2700) 
[ 37.627236][ T458] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 37.627585][ T458] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 37.627874][ T458] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 37.628154][ T458] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 37.628436][ T458] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   37.628773][  T458] RIP: 0033:0x7f3f142411e7
[ 37.629061][ T458] 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)
[   37.630058][  T458] RSP: 002b:00007fff103b4fa8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   37.630482][  T458] RAX: ffffffffffffffda RBX: 00007fff103b56d0 RCX: 00007f3f142411e7
[   37.630892][  T458] RDX: 0000000000000000 RSI: 00007fff103b5010 RDI: 0000000000000005
[   37.631299][  T458] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000078
[   37.631719][  T458] R10: 00007f3f1413eee8 R11: 0000000000000246 R12: 0000000000000004
[   37.632129][  T458] R13: 00000000686e6a67 R14: 0000000000499600 R15: 0000000000000000
| [   37.637695][  T458] ------------[ cut here ]------------
| [ 37.638007][ T458] WARNING: CPU: 1 PID: 458 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) 
| [   37.638617][  T458] Modules linked in: 8021q vrf veth
| [   37.639726][  T458] Tainted: [W]=WARN
[   37.639964][  T458] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 37.640343][ T458] 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) 
[ 37.640650][ T458] 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
[   37.641715][  T458] RSP: 0018:ffffc900008d6db0 EFLAGS: 00010246
[   37.642098][  T458] RAX: 0000000000000000 RBX: ffff88800a4c4000 RCX: 0000000000000001
[   37.642562][  T458] RDX: 0000000000000000 RSI: ffffffff8c29b939 RDI: ffffffff8ba555e0
[   37.643007][  T458] RBP: ffffc900008d6e98 R08: 0000000000000000 R09: 0000000000000000
[   37.643462][  T458] R10: ffffc900008d6ec8 R11: ffff888002099000 R12: 1ffff9200011adba
[   37.643912][  T458] R13: 0000000000000044 R14: ffffc900008d6ec8 R15: 00000000000005dc
[   37.644365][  T458] FS:  00007f3f14074800(0000) GS:ffff8880a7f37000(0000) knlGS:0000000000000000
[   37.644882][  T458] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   37.645258][  T458] CR2: 00000000004e5aa8 CR3: 0000000005028001 CR4: 0000000000772ef0
[   37.645719][  T458] PKRU: 55555554
[   37.645942][  T458] Call Trace:
[   37.646167][  T458]  <TASK>
[ 37.646319][ T458] ? do_raw_spin_lock (./arch/x86/include/asm/atomic.h:107 ./include/linux/atomic/atomic-arch-fallback.h:2170 ./include/linux/atomic/atomic-instrumented.h:1302 ./include/asm-generic/qspinlock.h:111 kernel/locking/spinlock_debug.c:116) 
[ 37.646646][ T458] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 37.646942][ T458] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 37.647242][ T458] ? lock_acquire (./include/trace/events/lock.h:24 kernel/locking/lockdep.c:5834) 
[ 37.647547][ T458] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 37.647854][ T458] netif_set_mtu (net/core/dev.c:9652) 
[ 37.648158][ T458] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 37.648463][ T458] ? __try_to_del_timer_sync (kernel/time/timer.c:1452) 
[ 37.648777][ T458] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 37.649013][ T458] vlan_device_event (net/8021q/vlan.c:424) 8021q 
[ 37.649318][ T458] ? packet_notifier (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/packet/af_packet.c:4283) 
[ 37.649633][ T458] ? packet_notifier (net/packet/af_packet.c:4286) 
[ 37.649933][ T458] ? __pfx_vlan_device_event (net/8021q/vlan.c:362) 8021q 
[ 37.650315][ T458] ? __pfx_packet_notifier (net/packet/af_packet.c:4236) 
[ 37.650639][ T458] notifier_call_chain (kernel/notifier.c:85 (discriminator 2)) 
[ 37.650947][ T458] netif_set_mtu_ext (./include/linux/notifier.h:207 net/core/dev.c:9633) 
[ 37.651247][ T458] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 37.651552][ T458] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 37.651849][ T458] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 37.652151][ T458] ? __pfx_validate_linkmsg (net/core/rtnetlink.c:2660) 
[ 37.652459][ T458] ? is_bpf_text_address (kernel/bpf/core.c:777) 
[ 37.652763][ T458] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[ 37.653065][ T458] do_setlink.constprop.0 (net/core/rtnetlink.c:3106) 
[ 37.653377][ T458] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 37.654009][ T458] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 37.654306][ T458] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 37.654622][ T458] ? __kernel_text_address (kernel/extable.c:79) 
[ 37.654930][ T458] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 37.655454][ T458] ? __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) 
[ 37.655752][ T458] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 37.656120][ T458] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 37.656427][ T458] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 37.656938][ T458] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 37.657234][ T458] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 37.657548][ T458] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 37.657848][ T458] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 37.658383][ T458] ? __create_object (mm/kmemleak.c:771) 
[ 37.658694][ T458] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 37.659004][ T458] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 37.659301][ T458] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 37.659902][ T458] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 37.660206][ T458] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 37.660524][ T458] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 37.660823][ T458] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 37.661351][ T458] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 37.661650][ T458] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 37.661947][ T458] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 37.662247][ T458] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 37.662562][ T458] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 37.662862][ T458] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 37.663171][ T458] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 37.663482][ T458] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 37.664003][ T458] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 37.664303][ T458] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 37.664622][ T458] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 37.664920][ T458] ? 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) 
[ 37.665446][ T458] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[ 37.665754][ T458] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 37.666051][ T458] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 37.666382][ T458] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 37.666689][ T458] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 37.666990][ T458] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 37.667295][ T458] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 37.667605][ T458] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 37.668126][ T458] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 37.668516][ T458] ___sys_sendmsg (net/socket.c:2670) 
[ 37.668814][ T458] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 37.669122][ T458] ? __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) 
[ 37.669725][ T458] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 37.670032][ T458] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 37.670352][ T458] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 37.670884][ T458] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 37.671183][ T458] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 37.671490][ T458] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 37.671796][ T458] __sys_sendmsg (net/socket.c:2700) 
[ 37.672309][ T458] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 37.672687][ T458] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 37.672999][ T458] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 37.673303][ T458] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 37.673829][ T458] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   37.674197][  T458] RIP: 0033:0x7f3f142411e7
[ 37.674537][ T458] 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)
[   37.675865][  T458] RSP: 002b:00007fff103b4fa8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   37.676341][  T458] RAX: ffffffffffffffda RBX: 00007fff103b56d0 RCX: 00007f3f142411e7
[   37.677013][  T458] RDX: 0000000000000000 RSI: 00007fff103b5010 RDI: 0000000000000005
[   37.677468][  T458] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000078
[   37.678138][  T458] R10: 00007f3f1413eee8 R11: 0000000000000246 R12: 0000000000000004
[   37.678610][  T458] R13: 00000000686e6a67 R14: 0000000000499600 R15: 0000000000000000
| [   37.805626][  T459] ------------[ cut here ]------------
| [ 37.805937][ T459] WARNING: CPU: 0 PID: 459 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) 
| [   37.806493][  T459] Modules linked in: 8021q vrf veth
| [   37.807357][  T459] Tainted: [W]=WARN
[   37.807567][  T459] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 37.807906][ T459] 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) 
[ 37.808189][ T459] 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
[   37.809189][  T459] RSP: 0018:ffffc900008d7140 EFLAGS: 00010246
[   37.810592][  T459] RAX: 0000000000000000 RBX: ffff888002099000 RCX: 0000000000000001
[   37.811008][  T459] RDX: 0000000000000000 RSI: ffffffff8c29b939 RDI: ffffffff8ba555e0
[   37.811602][  T459] RBP: ffffc900008d7230 R08: ffff88800940e800 R09: 0000000000000000
[   37.812021][  T459] R10: ffffc900008d75c8 R11: ffffffff8d050668 R12: 1ffff9200011ae2c
[   37.812444][  T459] R13: 00000000000005dc R14: ffffc900008d7880 R15: ffff888009556de0
[   37.812858][  T459] FS:  00007fb6c1802800(0000) GS:ffff8880a7eb7000(0000) knlGS:0000000000000000
[   37.813349][  T459] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   37.813701][  T459] CR2: 00000000004e5aa8 CR3: 0000000009855003 CR4: 0000000000772ef0
[   37.814114][  T459] PKRU: 55555554
[   37.814319][  T459] Call Trace:
[   37.814534][  T459]  <TASK>
[ 37.814675][ T459] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 37.814956][ T459] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 37.815230][ T459] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 37.815517][ T459] ? __pfx_validate_linkmsg (net/core/rtnetlink.c:2660) 
[ 37.815798][ T459] ? is_bpf_text_address (kernel/bpf/core.c:777) 
[ 37.816074][ T459] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[ 37.816359][ T459] do_setlink.constprop.0 (net/core/rtnetlink.c:3106) 
[ 37.816638][ T459] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 37.816987][ T459] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 37.817258][ T459] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 37.817540][ T459] ? __kernel_text_address (kernel/extable.c:79) 
[ 37.817823][ T459] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 37.818099][ T459] ? __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) 
[ 37.818381][ T459] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 37.818720][ T459] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 37.819018][ T459] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 37.819290][ T459] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 37.819573][ T459] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 37.819855][ T459] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 37.820133][ T459] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 37.820412][ T459] ? __create_object (mm/kmemleak.c:771) 
[ 37.820688][ T459] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 37.820963][ T459] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 37.821235][ T459] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 37.821584][ T459] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 37.821874][ T459] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 37.822152][ T459] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 37.822431][ T459] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 37.822711][ T459] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 37.822986][ T459] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 37.823255][ T459] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 37.823540][ T459] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 37.823814][ T459] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 37.824094][ T459] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 37.824378][ T459] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 37.824656][ T459] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 37.824931][ T459] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 37.825205][ T459] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 37.825499][ T459] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 37.825773][ T459] ? 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) 
[ 37.826053][ T459] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[ 37.826340][ T459] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 37.826614][ T459] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 37.826893][ T459] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 37.827169][ T459] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 37.827460][ T459] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 37.827743][ T459] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 37.828018][ T459] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 37.828294][ T459] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 37.828655][ T459] ___sys_sendmsg (net/socket.c:2670) 
[ 37.828932][ T459] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 37.829204][ T459] ? __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) 
[ 37.829552][ T459] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 37.829829][ T459] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 37.830109][ T459] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 37.830396][ T459] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 37.830671][ T459] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 37.830942][ T459] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 37.831222][ T459] __sys_sendmsg (net/socket.c:2700) 
[ 37.831503][ T459] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 37.831840][ T459] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 37.832125][ T459] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 37.832414][ T459] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 37.832693][ T459] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   37.833029][  T459] RIP: 0033:0x7fb6c19cf1e7
[ 37.833313][ T459] 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)
[   37.834299][  T459] RSP: 002b:00007ffdf09c8068 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   37.834724][  T459] RAX: ffffffffffffffda RBX: 00007ffdf09c8790 RCX: 00007fb6c19cf1e7
[   37.835131][  T459] RDX: 0000000000000000 RSI: 00007ffdf09c80d0 RDI: 0000000000000005
[   37.835548][  T459] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000078
[   37.835960][  T459] R10: 00007fb6c18ccee8 R11: 0000000000000246 R12: 0000000000000004
[   37.836375][  T459] R13: 00000000686e6a67 R14: 0000000000499600 R15: 0000000000000000
| [   38.103161][  T463] ------------[ cut here ]------------
| [ 38.104021][ T463] WARNING: CPU: 0 PID: 463 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) 
| [   38.104577][  T463] Modules linked in: 8021q vrf veth
| [   38.105437][  T463] Tainted: [W]=WARN
[   38.105648][  T463] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 38.105990][ T463] 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) 
[ 38.106276][ T463] 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
[   38.107279][  T463] RSP: 0018:ffffc90000c27140 EFLAGS: 00010246
[   38.107639][  T463] RAX: 0000000000000000 RBX: ffff888002099000 RCX: 0000000000000001
[   38.108054][  T463] RDX: 0000000000000000 RSI: ffffffff8c29b939 RDI: ffffffff8ba555e0
[   38.108480][  T463] RBP: ffffc90000c27230 R08: ffff88800a6a8800 R09: 0000000000000000
[   38.108912][  T463] R10: ffffc90000c275c8 R11: ffffffff8d050668 R12: 1ffff92000184e2c
[   38.109343][  T463] R13: 0000000000000043 R14: ffffc90000c27880 R15: ffff88800503d8e0
[   38.109756][  T463] FS:  00007f2658973800(0000) GS:ffff8880a7eb7000(0000) knlGS:0000000000000000
[   38.110239][  T463] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   38.110603][  T463] CR2: 00000000004e5aa8 CR3: 0000000005028001 CR4: 0000000000772ef0
[   38.111019][  T463] PKRU: 55555554
[   38.111226][  T463] Call Trace:
[   38.111453][  T463]  <TASK>
[ 38.111596][ T463] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 38.111877][ T463] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 38.112152][ T463] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 38.112441][ T463] ? __pfx_validate_linkmsg (net/core/rtnetlink.c:2660) 
[ 38.112716][ T463] ? is_bpf_text_address (kernel/bpf/core.c:777) 
[ 38.112993][ T463] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[ 38.113270][ T463] do_setlink.constprop.0 (net/core/rtnetlink.c:3106) 
[ 38.113569][ T463] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 38.113919][ T463] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 38.114195][ T463] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 38.114480][ T463] ? __kernel_text_address (kernel/extable.c:79) 
[ 38.114759][ T463] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 38.115041][ T463] ? __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) 
[ 38.115320][ T463] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 38.115721][ T463] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 38.116000][ T463] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 38.116274][ T463] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 38.116560][ T463] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 38.116836][ T463] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 38.117109][ T463] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 38.117393][ T463] ? __create_object (mm/kmemleak.c:771) 
[ 38.117670][ T463] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 38.117945][ T463] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 38.118218][ T463] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 38.118565][ T463] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 38.118846][ T463] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 38.119137][ T463] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 38.119416][ T463] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 38.119704][ T463] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 38.119978][ T463] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 38.120253][ T463] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 38.120541][ T463] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 38.120814][ T463] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 38.121094][ T463] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 38.121386][ T463] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 38.121666][ T463] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 38.121940][ T463] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 38.122218][ T463] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 38.122515][ T463] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 38.122790][ T463] ? 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) 
[ 38.123070][ T463] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[ 38.123387][ T463] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 38.123664][ T463] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 38.123944][ T463] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 38.124228][ T463] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 38.124518][ T463] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 38.124802][ T463] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 38.125086][ T463] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 38.125371][ T463] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 38.125725][ T463] ___sys_sendmsg (net/socket.c:2670) 
[ 38.125997][ T463] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 38.126270][ T463] ? __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) 
[ 38.126623][ T463] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 38.126911][ T463] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 38.127187][ T463] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 38.127474][ T463] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 38.127750][ T463] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 38.128027][ T463] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 38.128311][ T463] __sys_sendmsg (net/socket.c:2700) 
[ 38.128610][ T463] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 38.128967][ T463] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 38.129254][ T463] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 38.129545][ T463] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 38.129829][ T463] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   38.130173][  T463] RIP: 0033:0x7f2658b401e7
[ 38.130474][ T463] 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)
[   38.131464][  T463] RSP: 002b:00007ffcbc94a7a8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   38.131883][  T463] RAX: ffffffffffffffda RBX: 00007ffcbc94aed0 RCX: 00007f2658b401e7
[   38.132293][  T463] RDX: 0000000000000000 RSI: 00007ffcbc94a810 RDI: 0000000000000005
[   38.132715][  T463] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000078
[   38.133136][  T463] R10: 00007f2658a3dee8 R11: 0000000000000246 R12: 0000000000000004
[   38.133560][  T463] R13: 00000000686e6a67 R14: 0000000000499600 R15: 0000000000000000
| [   38.248324][  T464] ------------[ cut here ]------------
| [ 38.249064][ T464] WARNING: CPU: 2 PID: 464 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) 
| [   38.249646][  T464] Modules linked in: 8021q vrf veth
| [   38.250534][  T464] Tainted: [W]=WARN
[   38.250758][  T464] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 38.251121][ T464] 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) 
[ 38.251431][ T464] 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
[   38.252439][  T464] RSP: 0018:ffffc90000c37140 EFLAGS: 00010246
[   38.252805][  T464] RAX: 0000000000000000 RBX: ffff888002099000 RCX: 0000000000000001
[   38.253231][  T464] RDX: 0000000000000000 RSI: ffffffff8c29b939 RDI: ffffffff8ba555e0
[   38.253665][  T464] RBP: ffffc90000c37230 R08: ffff888002622000 R09: 0000000000000000
[   38.254105][  T464] R10: ffffc90000c375c8 R11: ffffffff8d050668 R12: 1ffff92000186e2c
[   38.254541][  T464] R13: 00000000000005dc R14: ffffc90000c37880 R15: ffff88800503ede0
[   38.254966][  T464] FS:  00007fee2b601800(0000) GS:ffff8880a7fb7000(0000) knlGS:0000000000000000
[   38.255471][  T464] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   38.255829][  T464] CR2: 00000000004e5aa8 CR3: 000000000bc28001 CR4: 0000000000772ef0
[   38.256265][  T464] PKRU: 55555554
[   38.256498][  T464] Call Trace:
[   38.256718][  T464]  <TASK>
[ 38.256873][ T464] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 38.257170][ T464] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 38.257483][ T464] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 38.257808][ T464] ? __pfx_validate_linkmsg (net/core/rtnetlink.c:2660) 
[ 38.258097][ T464] ? is_bpf_text_address (kernel/bpf/core.c:777) 
[ 38.258408][ T464] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[ 38.258703][ T464] do_setlink.constprop.0 (net/core/rtnetlink.c:3106) 
[ 38.259015][ T464] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 38.259388][ T464] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 38.259678][ T464] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 38.259964][ T464] ? __kernel_text_address (kernel/extable.c:79) 
[ 38.260260][ T464] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 38.260566][ T464] ? __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) 
[ 38.260857][ T464] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 38.261213][ T464] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 38.261517][ T464] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 38.261805][ T464] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 38.262091][ T464] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 38.262398][ T464] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 38.262688][ T464] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 38.262978][ T464] ? __create_object (mm/kmemleak.c:771) 
[ 38.263268][ T464] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 38.263574][ T464] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 38.263861][ T464] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 38.264214][ T464] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 38.264519][ T464] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 38.264823][ T464] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 38.265110][ T464] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 38.265418][ T464] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 38.265705][ T464] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 38.265991][ T464] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 38.266279][ T464] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 38.266593][ T464] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 38.266884][ T464] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 38.267182][ T464] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 38.267488][ T464] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 38.267781][ T464] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 38.268073][ T464] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 38.268388][ T464] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 38.268678][ T464] ? 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) 
[ 38.268981][ T464] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[ 38.269281][ T464] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 38.269582][ T464] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 38.269878][ T464] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 38.270172][ T464] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 38.270475][ T464] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 38.270772][ T464] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 38.271065][ T464] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 38.271372][ T464] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 38.271742][ T464] ___sys_sendmsg (net/socket.c:2670) 
[ 38.272027][ T464] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 38.272316][ T464] ? __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) 
[ 38.272690][ T464] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 38.272983][ T464] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 38.273275][ T464] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 38.273591][ T464] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 38.273879][ T464] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 38.274168][ T464] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 38.274480][ T464] __sys_sendmsg (net/socket.c:2700) 
[ 38.274769][ T464] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 38.275121][ T464] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 38.275438][ T464] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 38.275737][ T464] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 38.276031][ T464] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   38.276395][  T464] RIP: 0033:0x7fee2b7ce1e7
[ 38.276700][ T464] 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)
[   38.277709][  T464] RSP: 002b:00007ffecdcec778 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   38.278147][  T464] RAX: ffffffffffffffda RBX: 00007ffecdcecea0 RCX: 00007fee2b7ce1e7
[   38.278590][  T464] RDX: 0000000000000000 RSI: 00007ffecdcec7e0 RDI: 0000000000000005
[   38.279030][  T464] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000078
[   38.279469][  T464] R10: 00007fee2b6cbee8 R11: 0000000000000246 R12: 0000000000000004
[   38.279906][  T464] R13: 00000000686e6a68 R14: 0000000000499600 R15: 0000000000000000
| [   39.052875][  T486] ------------[ cut here ]------------
| [ 39.053183][ T486] WARNING: CPU: 0 PID: 486 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) 
| [   39.054277][  T486] Modules linked in: 8021q vrf veth
| [   39.055144][  T486] Tainted: [W]=WARN
[   39.055366][  T486] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 39.055718][ T486] 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) 
[ 39.056004][ T486] 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
[   39.056999][  T486] RSP: 0018:ffffc90000987140 EFLAGS: 00010246
[   39.057357][  T486] RAX: 0000000000000000 RBX: ffff88800a4d4000 RCX: 0000000000000001
[   39.057776][  T486] RDX: 0000000000000000 RSI: ffffffff8c29b939 RDI: ffffffff8ba555e0
[   39.058188][  T486] RBP: ffffc90000987230 R08: ffff888009922000 R09: 0000000000000000
[   39.058613][  T486] R10: ffffc900009875c8 R11: ffffffff8d050668 R12: 1ffff92000130e2c
[   39.059044][  T486] R13: 0000000000000044 R14: ffffc90000987880 R15: ffff88800a3d0e60
[   39.059461][  T486] FS:  00007f6e6dfdf800(0000) GS:ffff8880a7eb7000(0000) knlGS:0000000000000000
[   39.059941][  T486] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   39.060285][  T486] CR2: 00000000004e5aa0 CR3: 000000000be28004 CR4: 0000000000772ef0
[   39.060706][  T486] PKRU: 55555554
[   39.060913][  T486] Call Trace:
[   39.061117][  T486]  <TASK>
[ 39.061256][ T486] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 39.061711][ T486] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 39.061988][ T486] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 39.062271][ T486] ? __pfx_validate_linkmsg (net/core/rtnetlink.c:2660) 
[ 39.062700][ T486] ? is_bpf_text_address (kernel/bpf/core.c:777) 
[ 39.062977][ T486] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[ 39.063255][ T486] do_setlink.constprop.0 (net/core/rtnetlink.c:3106) 
[ 39.063615][ T486] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 39.063964][ T486] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 39.064241][ T486] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 39.064526][ T486] ? __kernel_text_address (kernel/extable.c:79) 
[ 39.064806][ T486] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 39.065084][ T486] ? __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) 
[ 39.065365][ T486] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 39.065706][ T486] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 39.065981][ T486] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 39.066262][ T486] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 39.066550][ T486] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 39.066830][ T486] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 39.067101][ T486] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 39.067380][ T486] ? __create_object (mm/kmemleak.c:771) 
[ 39.067656][ T486] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 39.067932][ T486] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 39.068204][ T486] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 39.068561][ T486] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 39.068843][ T486] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 39.069209][ T486] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 39.069508][ T486] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 39.069789][ T486] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 39.070093][ T486] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 39.070377][ T486] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 39.070672][ T486] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 39.070950][ T486] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 39.071223][ T486] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 39.071510][ T486] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 39.071791][ T486] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 39.072063][ T486] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 39.072346][ T486] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 39.072634][ T486] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 39.072912][ T486] ? 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) 
[ 39.073190][ T486] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[ 39.073484][ T486] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 39.073756][ T486] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 39.074034][ T486] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 39.074311][ T486] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 39.074596][ T486] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 39.074881][ T486] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 39.075159][ T486] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 39.075445][ T486] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 39.075796][ T486] ___sys_sendmsg (net/socket.c:2670) 
[ 39.076066][ T486] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 39.076348][ T486] ? __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) 
[ 39.076690][ T486] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 39.076973][ T486] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 39.077251][ T486] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 39.077538][ T486] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 39.077812][ T486] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 39.078083][ T486] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 39.078377][ T486] __sys_sendmsg (net/socket.c:2700) 
[ 39.078650][ T486] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 39.079002][ T486] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 39.079299][ T486] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 39.079586][ T486] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 39.079864][ T486] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   39.080204][  T486] RIP: 0033:0x7f6e6e1ac1e7
[ 39.080498][ T486] 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)
[   39.081487][  T486] RSP: 002b:00007ffe365fd5e8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   39.081900][  T486] RAX: ffffffffffffffda RBX: 00007ffe365fdd10 RCX: 00007f6e6e1ac1e7
[   39.082310][  T486] RDX: 0000000000000000 RSI: 00007ffe365fd650 RDI: 0000000000000005
[   39.082735][  T486] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000078
[   39.083150][  T486] R10: 00007f6e6e0a9ee8 R11: 0000000000000246 R12: 0000000000000004
[   39.083579][  T486] R13: 00000000686e6a68 R14: 0000000000499600 R15: 0000000000000000
| [   39.341769][  T490] ------------[ cut here ]------------
| [ 39.342087][ T490] WARNING: CPU: 3 PID: 490 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) 
| [   39.343229][  T490] Modules linked in: 8021q vrf veth
| [   39.344101][  T490] Tainted: [W]=WARN
[   39.344309][  T490] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 39.344669][ T490] 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) 
[ 39.344958][ T490] 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
[   39.345973][  T490] RSP: 0018:ffffc90000cc7140 EFLAGS: 00010246
[   39.346322][  T490] RAX: 0000000000000000 RBX: ffff888005d81000 RCX: 0000000000000001
[   39.346742][  T490] RDX: 0000000000000000 RSI: ffffffff8c29b939 RDI: ffffffff8ba555e0
[   39.347152][  T490] RBP: ffffc90000cc7230 R08: ffff88800942a000 R09: 0000000000000000
[   39.347575][  T490] R10: ffffc90000cc75c8 R11: ffffffff8d050668 R12: 1ffff92000198e2c
[   39.348000][  T490] R13: 0000000000000044 R14: ffffc90000cc7880 R15: ffff888008d9f160
[   39.348432][  T490] FS:  00007f5b21660800(0000) GS:ffff8880a8037000(0000) knlGS:0000000000000000
[   39.348938][  T490] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   39.349283][  T490] CR2: 00000000004e7370 CR3: 000000000c752005 CR4: 0000000000772ef0
[   39.349728][  T490] PKRU: 55555554
[   39.349949][  T490] Call Trace:
[   39.350155][  T490]  <TASK>
[ 39.350295][ T490] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 39.350584][ T490] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 39.350874][ T490] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 39.351167][ T490] ? __pfx_validate_linkmsg (net/core/rtnetlink.c:2660) 
[ 39.351451][ T490] ? is_bpf_text_address (kernel/bpf/core.c:777) 
[ 39.351747][ T490] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[ 39.352028][ T490] do_setlink.constprop.0 (net/core/rtnetlink.c:3106) 
[ 39.352307][ T490] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 39.352667][ T490] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 39.352940][ T490] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 39.353210][ T490] ? __kernel_text_address (kernel/extable.c:79) 
[ 39.353494][ T490] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 39.353778][ T490] ? __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) 
[ 39.354057][ T490] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 39.354405][ T490] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 39.354682][ T490] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 39.354958][ T490] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 39.355229][ T490] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 39.355520][ T490] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 39.355798][ T490] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 39.356065][ T490] ? __create_object (mm/kmemleak.c:771) 
[ 39.356352][ T490] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 39.356630][ T490] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 39.356904][ T490] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 39.357242][ T490] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 39.357552][ T490] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 39.357832][ T490] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 39.358112][ T490] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 39.358401][ T490] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 39.358678][ T490] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 39.358960][ T490] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 39.359235][ T490] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 39.359519][ T490] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 39.359795][ T490] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 39.360079][ T490] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 39.360368][ T490] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 39.360641][ T490] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 39.360915][ T490] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 39.361200][ T490] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 39.361480][ T490] ? 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) 
[ 39.361754][ T490] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[ 39.362036][ T490] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 39.362308][ T490] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 39.362599][ T490] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 39.362884][ T490] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 39.363168][ T490] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 39.363491][ T490] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 39.363770][ T490] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 39.364043][ T490] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 39.364417][ T490] ___sys_sendmsg (net/socket.c:2670) 
[ 39.364690][ T490] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 39.364962][ T490] ? __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) 
[ 39.365303][ T490] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 39.365608][ T490] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 39.365897][ T490] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 39.366188][ T490] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 39.366490][ T490] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 39.366766][ T490] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 39.367052][ T490] __sys_sendmsg (net/socket.c:2700) 
[ 39.367323][ T490] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 39.367691][ T490] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 39.367979][ T490] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 39.368254][ T490] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 39.368606][ T490] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   39.368997][  T490] RIP: 0033:0x7f5b2182d1e7
[ 39.369304][ T490] 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)
[   39.370352][  T490] RSP: 002b:00007ffe73e81da8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   39.370798][  T490] RAX: ffffffffffffffda RBX: 00007ffe73e824d0 RCX: 00007f5b2182d1e7
[   39.371243][  T490] RDX: 0000000000000000 RSI: 00007ffe73e81e10 RDI: 0000000000000005
[   39.371719][  T490] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000078
[   39.372170][  T490] R10: 00007f5b2172aee8 R11: 0000000000000246 R12: 0000000000000004
[   39.372632][  T490] R13: 00000000686e6a69 R14: 0000000000499600 R15: 0000000000000000
| [   39.626289][  T494] ------------[ cut here ]------------
| [ 39.626615][ T494] WARNING: CPU: 0 PID: 494 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) 
| [   39.627162][  T494] Modules linked in: 8021q vrf veth
| [   39.628019][  T494] Tainted: [W]=WARN
[   39.628226][  T494] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 39.628582][ T494] 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) 
[ 39.628880][ T494] 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
[   39.629912][  T494] RSP: 0018:ffffc90000cd7140 EFLAGS: 00010246
[   39.630260][  T494] RAX: 0000000000000000 RBX: ffff888002099000 RCX: 0000000000000001
[   39.631232][  T494] RDX: 0000000000000000 RSI: ffffffff8c29b939 RDI: ffffffff8ba555e0
[   39.631657][  T494] RBP: ffffc90000cd7230 R08: ffff88800bf06800 R09: 0000000000000000
[   39.632071][  T494] R10: ffffc90000cd75c8 R11: ffffffff8d050668 R12: 1ffff9200019ae2c
[   39.632489][  T494] R13: 0000000000000044 R14: ffffc90000cd7880 R15: ffff88800945a6e0
[   39.632899][  T494] FS:  00007f34d80a4800(0000) GS:ffff8880a7eb7000(0000) knlGS:0000000000000000
[   39.633387][  T494] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   39.633735][  T494] CR2: 00000000004e5aa8 CR3: 0000000009b5d004 CR4: 0000000000772ef0
[   39.634156][  T494] PKRU: 55555554
[   39.634372][  T494] Call Trace:
[   39.634578][  T494]  <TASK>
[ 39.634719][ T494] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 39.635002][ T494] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 39.635275][ T494] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 39.635560][ T494] ? __pfx_validate_linkmsg (net/core/rtnetlink.c:2660) 
[ 39.635839][ T494] ? is_bpf_text_address (kernel/bpf/core.c:777) 
[ 39.636114][ T494] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[ 39.636405][ T494] do_setlink.constprop.0 (net/core/rtnetlink.c:3106) 
[ 39.636694][ T494] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 39.637042][ T494] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 39.637316][ T494] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 39.637598][ T494] ? __kernel_text_address (kernel/extable.c:79) 
[ 39.637882][ T494] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 39.638161][ T494] ? __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) 
[ 39.638451][ T494] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 39.638793][ T494] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 39.639079][ T494] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 39.639360][ T494] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 39.639638][ T494] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 39.639920][ T494] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 39.640195][ T494] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 39.640478][ T494] ? __create_object (mm/kmemleak.c:771) 
[ 39.640758][ T494] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 39.641033][ T494] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 39.641308][ T494] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 39.641659][ T494] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 39.641939][ T494] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 39.642221][ T494] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 39.642506][ T494] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 39.642789][ T494] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 39.643065][ T494] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 39.643346][ T494] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 39.643626][ T494] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 39.643899][ T494] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 39.644177][ T494] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 39.644467][ T494] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 39.644751][ T494] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 39.645025][ T494] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 39.645302][ T494] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 39.645595][ T494] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 39.645876][ T494] ? 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) 
[ 39.646154][ T494] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[ 39.646441][ T494] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 39.646719][ T494] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 39.647002][ T494] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 39.647277][ T494] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 39.647561][ T494] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 39.647845][ T494] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 39.648121][ T494] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 39.648404][ T494] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 39.648757][ T494] ___sys_sendmsg (net/socket.c:2670) 
[ 39.649041][ T494] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 39.649315][ T494] ? __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) 
[ 39.649672][ T494] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 39.649951][ T494] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 39.650234][ T494] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 39.650524][ T494] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 39.650801][ T494] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 39.651075][ T494] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 39.651366][ T494] __sys_sendmsg (net/socket.c:2700) 
[ 39.651641][ T494] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 39.651982][ T494] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 39.652274][ T494] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 39.652562][ T494] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 39.652840][ T494] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   39.653184][  T494] RIP: 0033:0x7f34d82711e7
[ 39.653477][ T494] 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)
[   39.654468][  T494] RSP: 002b:00007ffca9886ec8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   39.654883][  T494] RAX: ffffffffffffffda RBX: 00007ffca98875f0 RCX: 00007f34d82711e7
[   39.655292][  T494] RDX: 0000000000000000 RSI: 00007ffca9886f30 RDI: 0000000000000005
[   39.655710][  T494] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000078
[   39.656136][  T494] R10: 00007f34d816eee8 R11: 0000000000000246 R12: 0000000000000004
[   39.656555][  T494] R13: 00000000686e6a69 R14: 0000000000499600 R15: 0000000000000000
| [   39.908437][  T498] ------------[ cut here ]------------
| [ 39.908749][ T498] WARNING: CPU: 0 PID: 498 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) 
| [   39.909305][  T498] Modules linked in: 8021q vrf veth
| [   39.911256][  T498] Tainted: [W]=WARN
[   39.911477][  T498] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 39.911826][ T498] 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) 
[ 39.912109][ T498] 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
[   39.913095][  T498] RSP: 0018:ffffc90000c37140 EFLAGS: 00010246
[   39.913449][  T498] RAX: 0000000000000000 RBX: ffff88800a4c4000 RCX: 0000000000000001
[   39.913947][  T498] RDX: 0000000000000000 RSI: ffffffff8c29b939 RDI: ffffffff8ba555e0
[   39.914372][  T498] RBP: ffffc90000c37230 R08: ffff88800956d000 R09: 0000000000000000
[   39.914807][  T498] R10: ffffc90000c375c8 R11: ffffffff8d050668 R12: 1ffff92000186e2c
[   39.915215][  T498] R13: 0000000000000044 R14: ffffc90000c37880 R15: ffff888009459fe0
[   39.915637][  T498] FS:  00007f3fe296d800(0000) GS:ffff8880a7eb7000(0000) knlGS:0000000000000000
[   39.916117][  T498] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   39.916474][  T498] CR2: 00000000004e7378 CR3: 000000000b160003 CR4: 0000000000772ef0
[   39.916890][  T498] PKRU: 55555554
[   39.917097][  T498] Call Trace:
[   39.917301][  T498]  <TASK>
[ 39.917450][ T498] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 39.917737][ T498] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 39.918016][ T498] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 39.918295][ T498] ? __pfx_validate_linkmsg (net/core/rtnetlink.c:2660) 
[ 39.918585][ T498] ? is_bpf_text_address (kernel/bpf/core.c:777) 
[ 39.918886][ T498] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[ 39.919179][ T498] do_setlink.constprop.0 (net/core/rtnetlink.c:3106) 
[ 39.919474][ T498] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 39.919842][ T498] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 39.920116][ T498] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 39.920401][ T498] ? __kernel_text_address (kernel/extable.c:79) 
[ 39.920679][ T498] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 39.920967][ T498] ? __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) 
[ 39.921258][ T498] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 39.921630][ T498] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 39.921925][ T498] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 39.922224][ T498] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 39.922536][ T498] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 39.922837][ T498] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 39.923171][ T498] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 39.923467][ T498] ? __create_object (mm/kmemleak.c:771) 
[ 39.923762][ T498] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 39.924054][ T498] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 39.924351][ T498] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 39.924717][ T498] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 39.925020][ T498] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 39.925314][ T498] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 39.925610][ T498] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 39.925917][ T498] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 39.926206][ T498] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 39.926503][ T498] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 39.926800][ T498] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 39.927091][ T498] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 39.927397][ T498] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 39.927695][ T498] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 39.927988][ T498] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 39.928278][ T498] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 39.928570][ T498] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 39.928870][ T498] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 39.929146][ T498] ? 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) 
[ 39.929435][ T498] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[ 39.929719][ T498] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 39.929991][ T498] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 39.930272][ T498] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 39.930560][ T498] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 39.930842][ T498] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 39.931125][ T498] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 39.931415][ T498] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 39.931698][ T498] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 39.932050][ T498] ___sys_sendmsg (net/socket.c:2670) 
[ 39.932321][ T498] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 39.932604][ T498] ? __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) 
[ 39.932947][ T498] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 39.933225][ T498] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 39.933516][ T498] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 39.933800][ T498] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 39.934075][ T498] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 39.934364][ T498] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 39.934651][ T498] __sys_sendmsg (net/socket.c:2700) 
[ 39.934938][ T498] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 39.935295][ T498] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 39.935597][ T498] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 39.935877][ T498] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 39.936152][ T498] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   39.936504][  T498] RIP: 0033:0x7f3fe2b3a1e7
[ 39.936793][ T498] 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)
[   39.937789][  T498] RSP: 002b:00007ffff77374a8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   39.938202][  T498] RAX: ffffffffffffffda RBX: 00007ffff7737bd0 RCX: 00007f3fe2b3a1e7
[   39.938638][  T498] RDX: 0000000000000000 RSI: 00007ffff7737510 RDI: 0000000000000005
[   39.939083][  T498] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000078
[   39.939539][  T498] R10: 00007f3fe2a37ee8 R11: 0000000000000246 R12: 0000000000000004
[   39.939978][  T498] R13: 00000000686e6a69 R14: 0000000000499600 R15: 0000000000000000
| [   41.333050][  T503] ------------[ cut here ]------------
| [ 41.333378][ T503] WARNING: CPU: 1 PID: 503 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) 
| [   41.333922][  T503] Modules linked in: 8021q vrf veth
| [   41.335467][  T503] Tainted: [W]=WARN
[   41.335683][  T503] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 41.336027][ T503] 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) 
[ 41.336309][ T503] 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
[   41.337313][  T503] RSP: 0018:ffffc90000d17140 EFLAGS: 00010246
[   41.337669][  T503] RAX: 0000000000000000 RBX: ffff888005d81000 RCX: 0000000000000001
[   41.338079][  T503] RDX: 0000000000000000 RSI: ffffffff8c29b939 RDI: ffffffff8ba555e0
[   41.338498][  T503] RBP: ffffc90000d17230 R08: ffff8880029e5000 R09: 0000000000000000
[   41.338928][  T503] R10: ffffc90000d175c8 R11: ffffffff8d050668 R12: 1ffff920001a2e2c
[   41.339351][  T503] R13: 0000000000000044 R14: ffffc90000d17880 R15: ffff88800503c760
[   41.339771][  T503] FS:  00007fdb051ab800(0000) GS:ffff8880a7f37000(0000) knlGS:0000000000000000
[   41.340262][  T503] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   41.340655][  T503] CR2: 00000000004e7370 CR3: 000000000be12006 CR4: 0000000000772ef0
[   41.341072][  T503] PKRU: 55555554
[   41.341279][  T503] Call Trace:
[   41.341494][  T503]  <TASK>
[ 41.341636][ T503] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 41.341921][ T503] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 41.342201][ T503] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 41.342491][ T503] ? __pfx_validate_linkmsg (net/core/rtnetlink.c:2660) 
[ 41.342770][ T503] ? is_bpf_text_address (kernel/bpf/core.c:777) 
[ 41.343048][ T503] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[ 41.343337][ T503] do_setlink.constprop.0 (net/core/rtnetlink.c:3106) 
[ 41.343621][ T503] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 41.343974][ T503] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 41.344259][ T503] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 41.344542][ T503] ? __kernel_text_address (kernel/extable.c:79) 
[ 41.344839][ T503] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 41.345116][ T503] ? __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) 
[ 41.345400][ T503] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 41.345742][ T503] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 41.346019][ T503] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 41.346299][ T503] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 41.346581][ T503] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 41.346858][ T503] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 41.347132][ T503] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 41.347409][ T503] ? __create_object (mm/kmemleak.c:771) 
[ 41.347687][ T503] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 41.347964][ T503] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 41.348242][ T503] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 41.348594][ T503] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 41.348885][ T503] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 41.349174][ T503] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 41.349457][ T503] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 41.349737][ T503] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 41.350014][ T503] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 41.350286][ T503] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 41.350577][ T503] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 41.350850][ T503] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 41.351126][ T503] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 41.351412][ T503] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 41.351691][ T503] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 41.351963][ T503] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 41.352236][ T503] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 41.352535][ T503] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 41.352809][ T503] ? 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) 
[ 41.353086][ T503] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[ 41.353378][ T503] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 41.353652][ T503] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 41.353933][ T503] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 41.354212][ T503] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 41.354503][ T503] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 41.354784][ T503] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 41.355059][ T503] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 41.355339][ T503] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 41.355692][ T503] ___sys_sendmsg (net/socket.c:2670) 
[ 41.355964][ T503] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 41.356235][ T503] ? __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) 
[ 41.356596][ T503] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 41.356874][ T503] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 41.357150][ T503] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 41.357435][ T503] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 41.357708][ T503] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 41.357979][ T503] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 41.358258][ T503] __sys_sendmsg (net/socket.c:2700) 
[ 41.358541][ T503] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 41.358897][ T503] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 41.359185][ T503] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 41.359475][ T503] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 41.359755][ T503] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   41.360093][  T503] RIP: 0033:0x7fdb053781e7
[ 41.360388][ T503] 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)
[   41.361380][  T503] RSP: 002b:00007ffdf70a2668 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   41.361795][  T503] RAX: ffffffffffffffda RBX: 00007ffdf70a2d90 RCX: 00007fdb053781e7
[   41.362205][  T503] RDX: 0000000000000000 RSI: 00007ffdf70a26d0 RDI: 0000000000000005
[   41.362629][  T503] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000078
[   41.363041][  T503] R10: 00007fdb05275ee8 R11: 0000000000000246 R12: 0000000000000004
[   41.363458][  T503] R13: 00000000686e6a6b R14: 0000000000499600 R15: 0000000000000000
| [   41.491042][  T504] ------------[ cut here ]------------
| [ 41.491365][ T504] WARNING: CPU: 0 PID: 504 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) 
| [   41.491963][  T504] Modules linked in: 8021q vrf veth
| [   41.492829][  T504] Tainted: [W]=WARN
[   41.493038][  T504] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 41.493395][ T504] 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) 
[ 41.493681][ T504] 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
[   41.496084][  T504] RSP: 0018:ffffc90000d27140 EFLAGS: 00010246
[   41.496565][  T504] RAX: 0000000000000000 RBX: ffff88800a4d4000 RCX: 0000000000000001
[   41.496985][  T504] RDX: 0000000000000000 RSI: ffffffff8c29b939 RDI: ffffffff8ba555e0
[   41.497406][  T504] RBP: ffffc90000d27230 R08: ffff88800b03e800 R09: 0000000000000000
[   41.497822][  T504] R10: ffffc90000d275c8 R11: ffffffff8d050668 R12: 1ffff920001a4e2c
[   41.498228][  T504] R13: 00000000000005dc R14: ffffc90000d27880 R15: ffff88800503d560
[   41.498644][  T504] FS:  00007f9a536f1800(0000) GS:ffff8880a7eb7000(0000) knlGS:0000000000000000
[   41.499131][  T504] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   41.499485][  T504] CR2: 00000000004e5aa0 CR3: 000000000207c002 CR4: 0000000000772ef0
[   41.499893][  T504] PKRU: 55555554
[   41.500101][  T504] Call Trace:
[   41.500304][  T504]  <TASK>
[ 41.500453][ T504] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 41.500731][ T504] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 41.501003][ T504] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 41.501281][ T504] ? __pfx_validate_linkmsg (net/core/rtnetlink.c:2660) 
[ 41.501565][ T504] ? is_bpf_text_address (kernel/bpf/core.c:777) 
[ 41.501841][ T504] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[ 41.502119][ T504] do_setlink.constprop.0 (net/core/rtnetlink.c:3106) 
[ 41.502404][ T504] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 41.502753][ T504] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 41.503027][ T504] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 41.503298][ T504] ? __kernel_text_address (kernel/extable.c:79) 
[ 41.503587][ T504] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 41.503866][ T504] ? __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) 
[ 41.504140][ T504] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 41.504492][ T504] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 41.504770][ T504] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 41.505045][ T504] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 41.505417][ T504] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 41.505702][ T504] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 41.505978][ T504] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 41.506249][ T504] ? __create_object (mm/kmemleak.c:771) 
[ 41.506534][ T504] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 41.506812][ T504] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 41.507085][ T504] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 41.507440][ T504] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 41.507724][ T504] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 41.508006][ T504] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 41.508277][ T504] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 41.508565][ T504] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 41.508843][ T504] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 41.509132][ T504] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 41.509418][ T504] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 41.509693][ T504] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 41.509977][ T504] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 41.510253][ T504] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 41.510541][ T504] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 41.510816][ T504] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 41.511091][ T504] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 41.511384][ T504] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 41.511657][ T504] ? 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) 
[ 41.511938][ T504] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[ 41.512215][ T504] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 41.512495][ T504] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 41.512777][ T504] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 41.513055][ T504] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 41.513340][ T504] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 41.513623][ T504] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 41.513901][ T504] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 41.514179][ T504] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 41.514539][ T504] ___sys_sendmsg (net/socket.c:2670) 
[ 41.514813][ T504] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 41.515084][ T504] ? __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) 
[ 41.515434][ T504] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 41.515713][ T504] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 41.515996][ T504] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 41.516274][ T504] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 41.516570][ T504] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 41.516844][ T504] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 41.517125][ T504] __sys_sendmsg (net/socket.c:2700) 
[ 41.517407][ T504] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 41.517750][ T504] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 41.518036][ T504] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 41.518317][ T504] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 41.518603][ T504] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   41.518952][  T504] RIP: 0033:0x7f9a538be1e7
[ 41.519237][ T504] 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)
[   41.520231][  T504] RSP: 002b:00007ffc562fe318 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   41.520661][  T504] RAX: ffffffffffffffda RBX: 00007ffc562fea40 RCX: 00007f9a538be1e7
[   41.521074][  T504] RDX: 0000000000000000 RSI: 00007ffc562fe380 RDI: 0000000000000005
[   41.521491][  T504] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000078
[   41.521907][  T504] R10: 00007f9a537bbee8 R11: 0000000000000246 R12: 0000000000000004
[   41.522315][  T504] R13: 00000000686e6a6b R14: 0000000000499600 R15: 0000000000000000
| [   41.616686][  T505] ------------[ cut here ]------------
| [ 41.616998][ T505] WARNING: CPU: 3 PID: 505 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) 
| [   41.617553][  T505] Modules linked in: 8021q vrf veth
| [   41.618403][  T505] Tainted: [W]=WARN
[   41.618612][  T505] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 41.618964][ T505] 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) 
[ 41.619250][ T505] 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
[   41.621468][  T505] RSP: 0018:ffffc90000d27140 EFLAGS: 00010246
[   41.621816][  T505] RAX: 0000000000000000 RBX: ffff88800a4c4000 RCX: 0000000000000001
[   41.622225][  T505] RDX: 0000000000000000 RSI: ffffffff8c29b939 RDI: ffffffff8ba555e0
[   41.622771][  T505] RBP: ffffc90000d27230 R08: ffff88800a2b6800 R09: 0000000000000000
[   41.623182][  T505] R10: ffffc90000d275c8 R11: ffffffff8d050668 R12: 1ffff920001a4e2c
[   41.623716][  T505] R13: 0000000000000044 R14: ffffc90000d27880 R15: ffff88800a3d2360
[   41.624126][  T505] FS:  00007f2969fe0800(0000) GS:ffff8880a8037000(0000) knlGS:0000000000000000
[   41.624730][  T505] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   41.625081][  T505] CR2: 00000000004e7378 CR3: 0000000009b23006 CR4: 0000000000772ef0
[   41.625619][  T505] PKRU: 55555554
[   41.625825][  T505] Call Trace:
[   41.626030][  T505]  <TASK>
[ 41.626169][ T505] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 41.626484][ T505] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 41.626758][ T505] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 41.627041][ T505] ? __pfx_validate_linkmsg (net/core/rtnetlink.c:2660) 
[ 41.627313][ T505] ? is_bpf_text_address (kernel/bpf/core.c:777) 
[ 41.627598][ T505] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[ 41.627877][ T505] do_setlink.constprop.0 (net/core/rtnetlink.c:3106) 
[ 41.628157][ T505] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 41.628513][ T505] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 41.628793][ T505] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 41.629077][ T505] ? __kernel_text_address (kernel/extable.c:79) 
[ 41.629360][ T505] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 41.629636][ T505] ? __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) 
[ 41.629911][ T505] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 41.630248][ T505] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 41.630532][ T505] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 41.630818][ T505] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 41.631098][ T505] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 41.631383][ T505] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 41.631658][ T505] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 41.631929][ T505] ? __create_object (mm/kmemleak.c:771) 
[ 41.632205][ T505] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 41.632488][ T505] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 41.632765][ T505] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 41.633110][ T505] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 41.633401][ T505] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 41.633683][ T505] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 41.633958][ T505] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 41.634237][ T505] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 41.634523][ T505] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 41.634796][ T505] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 41.635072][ T505] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 41.635357][ T505] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 41.635661][ T505] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 41.635939][ T505] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 41.636218][ T505] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 41.636504][ T505] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 41.636781][ T505] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 41.637087][ T505] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 41.637374][ T505] ? 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) 
[ 41.637654][ T505] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[ 41.637931][ T505] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 41.638202][ T505] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 41.638491][ T505] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 41.638777][ T505] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 41.639058][ T505] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 41.639349][ T505] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 41.639628][ T505] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 41.639900][ T505] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 41.640249][ T505] ___sys_sendmsg (net/socket.c:2670) 
[ 41.640529][ T505] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 41.640801][ T505] ? __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) 
[ 41.641142][ T505] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 41.641436][ T505] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 41.641715][ T505] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 41.641998][ T505] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 41.642272][ T505] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 41.642557][ T505] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 41.642839][ T505] __sys_sendmsg (net/socket.c:2700) 
[ 41.643111][ T505] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 41.643460][ T505] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 41.643753][ T505] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 41.644030][ T505] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 41.644306][ T505] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   41.644656][  T505] RIP: 0033:0x7f296a1ad1e7
[ 41.644942][ T505] 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)
[   41.645935][  T505] RSP: 002b:00007ffc190bd4c8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   41.646359][  T505] RAX: ffffffffffffffda RBX: 00007ffc190bdbf0 RCX: 00007f296a1ad1e7
[   41.646769][  T505] RDX: 0000000000000000 RSI: 00007ffc190bd530 RDI: 0000000000000005
[   41.647179][  T505] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000078
[   41.647601][  T505] R10: 00007f296a0aaee8 R11: 0000000000000246 R12: 0000000000000004
[   41.648011][  T505] R13: 00000000686e6a6b R14: 0000000000499600 R15: 0000000000000000
| [   41.761352][  T506] ------------[ cut here ]------------
| [ 41.761664][ T506] WARNING: CPU: 3 PID: 506 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) 
| [   41.762205][  T506] Modules linked in: 8021q vrf veth
| [   41.764267][  T506] Tainted: [W]=WARN
[   41.764485][  T506] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 41.764829][ T506] 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) 
[ 41.765112][ T506] 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
[   41.766104][  T506] RSP: 0018:ffffc90000cc7140 EFLAGS: 00010246
[   41.766460][  T506] RAX: 0000000000000000 RBX: ffff888002099000 RCX: 0000000000000001
[   41.766871][  T506] RDX: 0000000000000000 RSI: ffffffff8c29b939 RDI: ffffffff8ba555e0
[   41.767279][  T506] RBP: ffffc90000cc7230 R08: ffff88800940e800 R09: 0000000000000000
[   41.767697][  T506] R10: ffffc90000cc75c8 R11: ffffffff8d050668 R12: 1ffff92000198e2c
[   41.768112][  T506] R13: 00000000000005dc R14: ffffc90000cc7880 R15: ffff88800a3d3160
[   41.768529][  T506] FS:  00007f3d4fb53800(0000) GS:ffff8880a8037000(0000) knlGS:0000000000000000
[   41.769016][  T506] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   41.769370][  T506] CR2: 00000000004e5aa8 CR3: 000000000a758001 CR4: 0000000000772ef0
[   41.769790][  T506] PKRU: 55555554
[   41.769997][  T506] Call Trace:
[   41.770203][  T506]  <TASK>
[ 41.770351][ T506] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 41.770636][ T506] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 41.770907][ T506] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 41.771187][ T506] ? __pfx_validate_linkmsg (net/core/rtnetlink.c:2660) 
[ 41.771470][ T506] ? is_bpf_text_address (kernel/bpf/core.c:777) 
[ 41.771751][ T506] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[ 41.772029][ T506] do_setlink.constprop.0 (net/core/rtnetlink.c:3106) 
[ 41.772307][ T506] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 41.772667][ T506] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 41.772965][ T506] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 41.773237][ T506] ? __kernel_text_address (kernel/extable.c:79) 
[ 41.773531][ T506] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 41.773809][ T506] ? __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) 
[ 41.774083][ T506] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 41.774457][ T506] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 41.774733][ T506] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 41.775003][ T506] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 41.775276][ T506] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 41.775558][ T506] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 41.775838][ T506] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 41.776109][ T506] ? __create_object (mm/kmemleak.c:771) 
[ 41.776394][ T506] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 41.776669][ T506] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 41.776941][ T506] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 41.777281][ T506] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 41.777569][ T506] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 41.777854][ T506] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 41.778127][ T506] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 41.778415][ T506] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 41.778689][ T506] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 41.778966][ T506] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 41.779242][ T506] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 41.779524][ T506] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 41.779802][ T506] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 41.780083][ T506] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 41.780370][ T506] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 41.780644][ T506] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 41.780921][ T506] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 41.781208][ T506] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 41.781489][ T506] ? 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) 
[ 41.781765][ T506] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[ 41.782048][ T506] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 41.782323][ T506] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 41.782613][ T506] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 41.782888][ T506] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 41.783162][ T506] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 41.783449][ T506] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 41.783726][ T506] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 41.784003][ T506] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 41.784366][ T506] ___sys_sendmsg (net/socket.c:2670) 
[ 41.784636][ T506] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 41.784909][ T506] ? __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) 
[ 41.785250][ T506] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 41.785537][ T506] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 41.785814][ T506] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 41.786098][ T506] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 41.786380][ T506] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 41.786660][ T506] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 41.786941][ T506] __sys_sendmsg (net/socket.c:2700) 
[ 41.787214][ T506] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 41.787560][ T506] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 41.787847][ T506] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 41.788122][ T506] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 41.788412][ T506] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   41.788750][  T506] RIP: 0033:0x7f3d4fd201e7
[ 41.789042][ T506] 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)
[   41.790021][  T506] RSP: 002b:00007ffe52e0f948 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   41.790445][  T506] RAX: ffffffffffffffda RBX: 00007ffe52e10070 RCX: 00007f3d4fd201e7
[   41.790858][  T506] RDX: 0000000000000000 RSI: 00007ffe52e0f9b0 RDI: 0000000000000005
[   41.791269][  T506] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000078
[   41.791705][  T506] R10: 00007f3d4fc1dee8 R11: 0000000000000246 R12: 0000000000000004


Finger prints:
netif_set_mtu_ext:netif_set_mtu:dev_set_mtu:vlan_device_event:notifier_call_chain
netif_set_mtu_ext:rtnl_newlink:rtnetlink_rcv_msg:netlink_rcv_skb:netlink_unicast