======================================
| [   36.659587][  T447] GACT probability NOT on
| [   42.769739][  T504] ------------[ cut here ]------------
| [ 42.770200][ 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) 
| [   42.772257][  T504] Modules linked in: act_gact cls_flower sch_ingress ip6_gre ip6_tunnel tunnel6 gre 8021q dummy vrf veth
[   42.773471][  T504] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 42.773851][ 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) 
[ 42.774145][ 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
[   42.775176][  T504] RSP: 0018:ffffc90000777140 EFLAGS: 00010246
[   42.775551][  T504] RAX: 0000000000000000 RBX: ffff8880088e4000 RCX: 0000000000000001
[   42.775999][  T504] RDX: 0000000000000000 RSI: ffffffff97c9b939 RDI: ffffffff974555e0
[   42.776434][  T504] RBP: ffffc90000777230 R08: ffff88800a462000 R09: 0000000000000000
[   42.776854][  T504] R10: ffffc900007775c8 R11: ffffffff98a50668 R12: 1ffff920000eee2c
[   42.777275][  T504] R13: 00000000000007d0 R14: ffffc90000777880 R15: ffff88800f1798e0
[   42.777704][  T504] FS:  00007f84f6fd0800(0000) GS:ffff88809c4b7000(0000) knlGS:0000000000000000
[   42.778205][  T504] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   42.778568][  T504] CR2: 00000000004e5aa0 CR3: 000000000eb7c002 CR4: 0000000000772ef0
[   42.778994][  T504] PKRU: 55555554
[   42.779207][  T504] Call Trace:
[   42.779426][  T504]  <TASK>
[ 42.779578][ T504] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 42.779880][ T504] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 42.780165][ T504] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 42.780458][ T504] ? __pfx_validate_linkmsg (net/core/rtnetlink.c:2660) 
[ 42.780742][ T504] ? is_bpf_text_address (kernel/bpf/core.c:777) 
[ 42.781031][ T504] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[ 42.781320][ T504] do_setlink.constprop.0 (net/core/rtnetlink.c:3106) 
[ 42.781844][ T504] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 42.782203][ T504] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 42.782499][ T504] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 42.782775][ T504] ? __kernel_text_address (kernel/extable.c:79) 
[ 42.783054][ T504] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 42.783334][ 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) 
[ 42.783619][ T504] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 42.783959][ T504] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 42.784245][ T504] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 42.784565][ T504] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 42.784851][ T504] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 42.785129][ T504] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 42.785414][ T504] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 42.785688][ T504] ? __create_object (mm/kmemleak.c:771) 
[ 42.785986][ T504] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 42.786263][ T504] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 42.786567][ T504] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 42.786914][ T504] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 42.787203][ T504] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 42.787497][ T504] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 42.787772][ T504] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 42.788053][ T504] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 42.788332][ T504] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 42.788617][ T504] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 42.788902][ T504] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 42.789182][ T504] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 42.789471][ T504] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 42.789752][ T504] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 42.790029][ T504] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 42.790313][ T504] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 42.790600][ T504] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 42.790893][ T504] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 42.791166][ 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) 
[ 42.791453][ T504] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[ 42.791741][ T504] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 42.792013][ T504] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 42.792296][ T504] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 42.792586][ T504] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 42.792867][ T504] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 42.793165][ T504] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 42.793464][ T504] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 42.793738][ T504] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 42.794089][ T504] ___sys_sendmsg (net/socket.c:2670) 
[ 42.794369][ T504] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 42.794647][ 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) 
[ 42.794997][ T504] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 42.795274][ T504] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 42.795566][ T504] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 42.795853][ T504] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 42.796130][ 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) 
[ 42.796420][ T504] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 42.796701][ T504] __sys_sendmsg (net/socket.c:2700) 
[ 42.796973][ T504] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 42.797321][ T504] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 42.797627][ T504] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 42.797905][ T504] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 42.798186][ T504] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   42.798543][  T504] RIP: 0033:0x7f84f719d1e7
[ 42.798835][ 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)
[   42.799831][  T504] RSP: 002b:00007fff5c82e1b8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   42.800251][  T504] RAX: ffffffffffffffda RBX: 00007fff5c82e8e0 RCX: 00007f84f719d1e7
[   42.800672][  T504] RDX: 0000000000000000 RSI: 00007fff5c82e220 RDI: 0000000000000005
[   42.801093][  T504] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000078
[   42.801524][  T504] R10: 00007f84f709aee8 R11: 0000000000000246 R12: 0000000000000004
[   42.801944][  T504] R13: 00000000686e72c6 R14: 0000000000499600 R15: 0000000000000000
| [   42.936159][  T505] ------------[ cut here ]------------
| [ 42.936486][ T505] WARNING: CPU: 1 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) 
| [   42.937043][  T505] Modules linked in: act_gact cls_flower sch_ingress ip6_gre ip6_tunnel tunnel6 gre 8021q dummy vrf veth
| [   42.938221][  T505] Tainted: [W]=WARN
[   42.939791][  T505] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 42.940139][ 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) 
[ 42.940521][ 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
[   42.941505][  T505] RSP: 0018:ffffc90000777140 EFLAGS: 00010246
[   42.941860][  T505] RAX: 0000000000000000 RBX: ffff888007b19000 RCX: 0000000000000001
[   42.942269][  T505] RDX: 0000000000000000 RSI: ffffffff97c9b939 RDI: ffffffff974555e0
[   42.942683][  T505] RBP: ffffc90000777230 R08: ffff888002720800 R09: 0000000000000000
[   42.943095][  T505] R10: ffffc900007775c8 R11: ffffffff98a50668 R12: 1ffff920000eee2c
[   42.943514][  T505] R13: 00000000000007d0 R14: ffffc90000777880 R15: ffff88800f178e60
[   42.943926][  T505] FS:  00007fc6c1dd4800(0000) GS:ffff88809c537000(0000) knlGS:0000000000000000
[   42.944420][  T505] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   42.944764][  T505] CR2: 00000000004e5aa8 CR3: 0000000009f8e004 CR4: 0000000000772ef0
[   42.945180][  T505] PKRU: 55555554
[   42.945398][  T505] Call Trace:
[   42.945604][  T505]  <TASK>
[ 42.945743][ T505] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 42.946033][ T505] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 42.946306][ T505] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 42.946593][ T505] ? __pfx_validate_linkmsg (net/core/rtnetlink.c:2660) 
[ 42.946868][ T505] ? is_bpf_text_address (kernel/bpf/core.c:777) 
[ 42.947144][ T505] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[ 42.947434][ T505] do_setlink.constprop.0 (net/core/rtnetlink.c:3106) 
[ 42.947713][ T505] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 42.948059][ T505] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 42.948333][ T505] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 42.948619][ T505] ? __kernel_text_address (kernel/extable.c:79) 
[ 42.948899][ T505] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 42.949190][ 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) 
[ 42.949487][ T505] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 42.949830][ T505] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 42.950110][ T505] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 42.950393][ T505] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 42.950668][ T505] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 42.950948][ T505] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 42.951227][ T505] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 42.951515][ T505] ? __create_object (mm/kmemleak.c:771) 
[ 42.951797][ T505] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 42.952078][ T505] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 42.952362][ T505] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 42.952704][ T505] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 42.952991][ T505] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 42.953275][ T505] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 42.953565][ T505] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 42.953848][ T505] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 42.954123][ T505] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 42.954409][ T505] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 42.954689][ T505] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 42.954966][ T505] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 42.955241][ T505] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 42.955530][ T505] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 42.955825][ T505] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 42.956107][ T505] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 42.956393][ T505] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 42.956680][ T505] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 42.956952][ 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) 
[ 42.957229][ T505] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[ 42.957514][ T505] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 42.957799][ T505] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 42.958082][ T505] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 42.958374][ T505] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 42.958655][ T505] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 42.958942][ T505] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 42.959223][ T505] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 42.959525][ T505] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 42.959894][ T505] ___sys_sendmsg (net/socket.c:2670) 
[ 42.960171][ T505] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 42.960455][ 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) 
[ 42.960801][ T505] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 42.961078][ T505] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 42.961369][ T505] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 42.961651][ T505] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 42.961936][ 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) 
[ 42.962209][ T505] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 42.962503][ T505] __sys_sendmsg (net/socket.c:2700) 
[ 42.962777][ T505] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 42.963119][ T505] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 42.963415][ T505] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 42.963693][ T505] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 42.963977][ T505] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   42.964330][  T505] RIP: 0033:0x7fc6c1fa11e7
[ 42.964633][ 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)
[   42.965627][  T505] RSP: 002b:00007ffdadea7f38 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   42.966057][  T505] RAX: ffffffffffffffda RBX: 00007ffdadea8660 RCX: 00007fc6c1fa11e7
[   42.966480][  T505] RDX: 0000000000000000 RSI: 00007ffdadea7fa0 RDI: 0000000000000005
[   42.966894][  T505] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000078
[   42.967313][  T505] R10: 00007fc6c1e9eee8 R11: 0000000000000246 R12: 0000000000000004
[   42.967739][  T505] R13: 00000000686e72c6 R14: 0000000000499600 R15: 0000000000000000
| [   43.062692][  T506] ------------[ cut here ]------------
| [ 43.062996][ 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) 
| [   43.063556][  T506] Modules linked in: act_gact cls_flower sch_ingress ip6_gre ip6_tunnel tunnel6 gre 8021q dummy vrf veth
| [   43.064700][  T506] Tainted: [W]=WARN
[   43.064909][  T506] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 43.065251][ 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) 
[ 43.065543][ 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
[   43.066556][  T506] RSP: 0018:ffffc900007c7140 EFLAGS: 00010246
[   43.066908][  T506] RAX: 0000000000000000 RBX: ffff888004f51000 RCX: 0000000000000001
[   43.067317][  T506] RDX: 0000000000000000 RSI: ffffffff97c9b939 RDI: ffffffff974555e0
[   43.067732][  T506] RBP: ffffc900007c7230 R08: ffff888008e40800 R09: 0000000000000000
[   43.068149][  T506] R10: ffffc900007c75c8 R11: ffffffff98a50668 R12: 1ffff920000f8e2c
[   43.068697][  T506] R13: 00000000000007d0 R14: ffffc900007c7880 R15: ffff88800f1783e0
[   43.069111][  T506] FS:  00007f3dff42e800(0000) GS:ffff88809c637000(0000) knlGS:0000000000000000
[   43.069735][  T506] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   43.070144][  T506] CR2: 00000000004e73c8 CR3: 000000000a273002 CR4: 0000000000772ef0
[   43.070753][  T506] PKRU: 55555554
[   43.070962][  T506] Call Trace:
[   43.071165][  T506]  <TASK>
[ 43.071304][ T506] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 43.071629][ T506] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 43.071902][ T506] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 43.072192][ T506] ? __pfx_validate_linkmsg (net/core/rtnetlink.c:2660) 
[ 43.072482][ T506] ? is_bpf_text_address (kernel/bpf/core.c:777) 
[ 43.072759][ T506] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[ 43.073037][ T506] do_setlink.constprop.0 (net/core/rtnetlink.c:3106) 
[ 43.073316][ T506] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 43.073675][ T506] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 43.073953][ T506] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 43.074229][ T506] ? __kernel_text_address (kernel/extable.c:79) 
[ 43.074512][ T506] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 43.074791][ 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) 
[ 43.075074][ T506] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 43.075420][ T506] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 43.075699][ T506] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 43.075986][ T506] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 43.076268][ T506] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 43.076554][ T506] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 43.076829][ T506] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 43.077099][ T506] ? __create_object (mm/kmemleak.c:771) 
[ 43.077383][ T506] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 43.077667][ T506] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 43.077945][ T506] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 43.078304][ T506] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 43.078607][ T506] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 43.078887][ T506] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 43.079163][ T506] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 43.079455][ T506] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 43.079730][ T506] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 43.080003][ T506] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 43.080279][ T506] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 43.080562][ T506] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 43.080851][ T506] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 43.081128][ T506] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 43.081419][ T506] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 43.081697][ T506] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 43.081970][ T506] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 43.082255][ T506] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 43.082538][ 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) 
[ 43.082817][ T506] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[ 43.083102][ T506] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 43.083388][ T506] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 43.083673][ T506] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 43.083950][ T506] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 43.084229][ T506] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 43.084521][ T506] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 43.084812][ T506] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 43.085090][ T506] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 43.085450][ T506] ___sys_sendmsg (net/socket.c:2670) 
[ 43.085726][ T506] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 43.086009][ 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) 
[ 43.086365][ T506] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 43.086644][ T506] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 43.086930][ T506] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 43.087211][ T506] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 43.087495][ 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) 
[ 43.087774][ T506] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 43.088059][ T506] __sys_sendmsg (net/socket.c:2700) 
[ 43.088332][ T506] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 43.088692][ T506] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 43.088989][ T506] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 43.089267][ T506] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 43.089551][ T506] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   43.089893][  T506] RIP: 0033:0x7f3dff5fb1e7
[ 43.090185][ 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)
[   43.091190][  T506] RSP: 002b:00007fff87d6fd28 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   43.091619][  T506] RAX: ffffffffffffffda RBX: 00007fff87d70450 RCX: 00007f3dff5fb1e7
[   43.092032][  T506] RDX: 0000000000000000 RSI: 00007fff87d6fd90 RDI: 0000000000000005
[   43.092462][  T506] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000078
[   43.092881][  T506] R10: 00007f3dff4f8ee8 R11: 0000000000000246 R12: 0000000000000004
[   43.093290][  T506] R13: 00000000686e72c6 R14: 0000000000499600 R15: 0000000000000000
| [   43.224323][  T507] ------------[ cut here ]------------
| [ 43.226294][ T507] WARNING: CPU: 0 PID: 507 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) 
| [   43.226856][  T507] Modules linked in: act_gact cls_flower sch_ingress ip6_gre ip6_tunnel tunnel6 gre 8021q dummy vrf veth
| [   43.228045][  T507] Tainted: [W]=WARN
[   43.228256][  T507] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 43.228609][ T507] 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) 
[ 43.228894][ T507] 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
[   43.229888][  T507] RSP: 0018:ffffc900007d7140 EFLAGS: 00010246
[   43.230238][  T507] RAX: 0000000000000000 RBX: ffff88800c164000 RCX: 0000000000000001
[   43.230655][  T507] RDX: 0000000000000000 RSI: ffffffff97c9b939 RDI: ffffffff974555e0
[   43.231069][  T507] RBP: ffffc900007d7230 R08: ffff88800a1e3800 R09: 0000000000000000
[   43.231490][  T507] R10: ffffc900007d75c8 R11: ffffffff98a50668 R12: 1ffff920000fae2c
[   43.231909][  T507] R13: 00000000000007d0 R14: ffffc900007d7880 R15: ffff88800ea6f860
[   43.232321][  T507] FS:  00007f288280e800(0000) GS:ffff88809c4b7000(0000) knlGS:0000000000000000
[   43.232807][  T507] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   43.233154][  T507] CR2: 00000000004e5ab0 CR3: 000000000e950002 CR4: 0000000000772ef0
[   43.233584][  T507] PKRU: 55555554
[   43.233792][  T507] Call Trace:
[   43.234000][  T507]  <TASK>
[ 43.234142][ T507] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 43.234432][ T507] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 43.234705][ T507] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 43.234992][ T507] ? __pfx_validate_linkmsg (net/core/rtnetlink.c:2660) 
[ 43.235268][ T507] ? is_bpf_text_address (kernel/bpf/core.c:777) 
[ 43.235562][ T507] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[ 43.235857][ T507] do_setlink.constprop.0 (net/core/rtnetlink.c:3106) 
[ 43.236147][ T507] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 43.236510][ T507] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 43.236785][ T507] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 43.237062][ T507] ? __kernel_text_address (kernel/extable.c:79) 
[ 43.237348][ T507] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 43.237633][ T507] ? __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) 
[ 43.237915][ T507] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 43.238257][ T507] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 43.238558][ T507] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 43.238834][ T507] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 43.239110][ T507] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 43.239395][ T507] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 43.239675][ T507] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 43.239949][ T507] ? __create_object (mm/kmemleak.c:771) 
[ 43.240224][ T507] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 43.240507][ T507] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 43.240786][ T507] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 43.241128][ T507] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 43.241417][ T507] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 43.241699][ T507] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 43.241988][ T507] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 43.242267][ T507] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 43.242555][ T507] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 43.242831][ T507] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 43.243109][ T507] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 43.243393][ T507] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 43.243676][ T507] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 43.243966][ T507] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 43.244251][ T507] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 43.244535][ T507] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 43.244816][ T507] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 43.245107][ T507] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 43.245393][ T507] ? 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) 
[ 43.245671][ T507] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[ 43.245972][ T507] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 43.246247][ T507] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 43.246540][ T507] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 43.246825][ T507] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 43.247106][ T507] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 43.247399][ T507] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 43.247686][ T507] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 43.247960][ T507] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 43.248322][ T507] ___sys_sendmsg (net/socket.c:2670) 
[ 43.248619][ T507] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 43.248895][ T507] ? __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) 
[ 43.249244][ T507] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 43.249532][ T507] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 43.249811][ T507] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 43.250095][ T507] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 43.250391][ T507] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 43.250671][ T507] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 43.250952][ T507] __sys_sendmsg (net/socket.c:2700) 
[ 43.251241][ T507] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 43.251615][ T507] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 43.251905][ T507] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 43.252182][ T507] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 43.252479][ T507] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   43.252819][  T507] RIP: 0033:0x7f28829db1e7
[ 43.253103][ T507] 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)
[   43.254099][  T507] RSP: 002b:00007ffdcce6bca8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   43.254533][  T507] RAX: ffffffffffffffda RBX: 00007ffdcce6c3d0 RCX: 00007f28829db1e7
[   43.254950][  T507] RDX: 0000000000000000 RSI: 00007ffdcce6bd10 RDI: 0000000000000005
[   43.255371][  T507] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000078
[   43.255817][  T507] R10: 00007f28828d8ee8 R11: 0000000000000246 R12: 0000000000000004
[   43.256248][  T507] R13: 00000000686e72c7 R14: 0000000000499600 R15: 0000000000000000
| [   43.366316][  T508] ------------[ cut here ]------------
| [ 43.367444][ T508] WARNING: CPU: 3 PID: 508 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) 
| [   43.367990][  T508] Modules linked in: act_gact cls_flower sch_ingress ip6_gre ip6_tunnel tunnel6 gre 8021q dummy vrf veth
| [   43.369143][  T508] Tainted: [W]=WARN
[   43.369365][  T508] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 43.369727][ T508] 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) 
[ 43.370012][ T508] 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
[   43.371001][  T508] RSP: 0018:ffffc900007e7140 EFLAGS: 00010246
[   43.371360][  T508] RAX: 0000000000000000 RBX: ffff88800894c000 RCX: 0000000000000001
[   43.371777][  T508] RDX: 0000000000000000 RSI: ffffffff97c9b939 RDI: ffffffff974555e0
[   43.372188][  T508] RBP: ffffc900007e7230 R08: ffff888009fc3800 R09: 0000000000000000
[   43.372614][  T508] R10: ffffc900007e75c8 R11: ffffffff98a50668 R12: 1ffff920000fce2c
[   43.373028][  T508] R13: 00000000000007d0 R14: ffffc900007e7880 R15: ffff88800ea6ede0
[   43.373462][  T508] FS:  00007f9b3762c800(0000) GS:ffff88809c637000(0000) knlGS:0000000000000000
[   43.373943][  T508] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   43.374291][  T508] CR2: 00000000004e55b8 CR3: 0000000005d68004 CR4: 0000000000772ef0
[   43.374710][  T508] PKRU: 55555554
[   43.374917][  T508] Call Trace:
[   43.375128][  T508]  <TASK>
[ 43.375276][ T508] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 43.375566][ T508] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 43.375859][ T508] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 43.376142][ T508] ? __pfx_validate_linkmsg (net/core/rtnetlink.c:2660) 
[ 43.376432][ T508] ? is_bpf_text_address (kernel/bpf/core.c:777) 
[ 43.376709][ T508] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[ 43.376993][ T508] do_setlink.constprop.0 (net/core/rtnetlink.c:3106) 
[ 43.377280][ T508] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 43.377639][ T508] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 43.377917][ T508] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 43.378195][ T508] ? __kernel_text_address (kernel/extable.c:79) 
[ 43.378482][ T508] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 43.378761][ T508] ? __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) 
[ 43.379038][ T508] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 43.379417][ T508] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 43.379698][ T508] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 43.379975][ T508] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 43.380253][ T508] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 43.380540][ T508] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 43.380825][ T508] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 43.381102][ T508] ? __create_object (mm/kmemleak.c:771) 
[ 43.381391][ T508] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 43.381678][ T508] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 43.381962][ T508] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 43.382309][ T508] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 43.382603][ T508] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 43.382886][ T508] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 43.383161][ T508] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 43.383452][ T508] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 43.383736][ T508] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 43.384010][ T508] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 43.384288][ T508] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 43.384571][ T508] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 43.384852][ T508] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 43.385132][ T508] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 43.385427][ T508] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 43.385702][ T508] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 43.386004][ T508] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 43.386290][ T508] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 43.386574][ T508] ? 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) 
[ 43.386852][ T508] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[ 43.387135][ T508] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 43.387416][ T508] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 43.387698][ T508] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 43.387986][ T508] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 43.388264][ T508] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 43.388570][ T508] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 43.388854][ T508] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 43.389130][ T508] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 43.389493][ T508] ___sys_sendmsg (net/socket.c:2670) 
[ 43.389766][ T508] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 43.390048][ T508] ? __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) 
[ 43.390406][ T508] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 43.390688][ T508] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 43.390969][ T508] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 43.391253][ T508] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 43.391541][ T508] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 43.391817][ T508] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 43.392108][ T508] __sys_sendmsg (net/socket.c:2700) 
[ 43.392392][ T508] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 43.392734][ T508] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 43.393022][ T508] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 43.393303][ T508] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 43.393588][ T508] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   43.393934][  T508] RIP: 0033:0x7f9b377f91e7
[ 43.394227][ T508] 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)
[   43.395228][  T508] RSP: 002b:00007ffe549e7f38 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   43.395667][  T508] RAX: ffffffffffffffda RBX: 00007ffe549e8660 RCX: 00007f9b377f91e7
[   43.396108][  T508] RDX: 0000000000000000 RSI: 00007ffe549e7fa0 RDI: 0000000000000005
[   43.396539][  T508] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000078
[   43.396955][  T508] R10: 00007f9b376f6ee8 R11: 0000000000000246 R12: 0000000000000004
[   43.397374][  T508] R13: 00000000686e72c7 R14: 0000000000499600 R15: 0000000000000000
| [   43.519492][  T509] ------------[ cut here ]------------
| [ 43.519832][ T509] WARNING: CPU: 0 PID: 509 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) 
| [   43.521627][  T509] Modules linked in: act_gact cls_flower sch_ingress ip6_gre ip6_tunnel tunnel6 gre 8021q dummy vrf veth
| [   43.522849][  T509] Tainted: [W]=WARN
[   43.523068][  T509] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 43.523435][ T509] 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) 
[ 43.523734][ T509] 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
[   43.524768][  T509] RSP: 0018:ffffc90000957140 EFLAGS: 00010246
[   43.525130][  T509] RAX: 0000000000000000 RBX: ffff888002ab1000 RCX: 0000000000000001
[   43.525579][  T509] RDX: 0000000000000000 RSI: ffffffff97c9b939 RDI: ffffffff974555e0
[   43.526057][  T509] RBP: ffffc90000957230 R08: ffff888004ea0800 R09: 0000000000000000
[   43.526484][  T509] R10: ffffc900009575c8 R11: ffffffff98a50668 R12: 1ffff9200012ae2c
[   43.526923][  T509] R13: 00000000000007d0 R14: ffffc90000957880 R15: ffff88800ea6e360
[   43.527345][  T509] FS:  00007fe98cc22800(0000) GS:ffff88809c4b7000(0000) knlGS:0000000000000000
[   43.527824][  T509] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   43.528183][  T509] CR2: 00000000004e5ac8 CR3: 00000000093e3004 CR4: 0000000000772ef0
[   43.528613][  T509] PKRU: 55555554
[   43.528821][  T509] Call Trace:
[   43.529028][  T509]  <TASK>
[ 43.529170][ T509] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 43.529461][ T509] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 43.529739][ T509] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 43.530022][ T509] ? __pfx_validate_linkmsg (net/core/rtnetlink.c:2660) 
[ 43.530295][ T509] ? is_bpf_text_address (kernel/bpf/core.c:777) 
[ 43.530591][ T509] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[ 43.530873][ T509] do_setlink.constprop.0 (net/core/rtnetlink.c:3106) 
[ 43.531161][ T509] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 43.531524][ T509] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 43.531800][ T509] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 43.532072][ T509] ? __kernel_text_address (kernel/extable.c:79) 
[ 43.532362][ T509] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 43.532643][ T509] ? __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) 
[ 43.532918][ T509] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 43.533257][ T509] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 43.533561][ T509] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 43.533835][ T509] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 43.534114][ T509] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 43.534399][ T509] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 43.534684][ T509] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 43.534958][ T509] ? __create_object (mm/kmemleak.c:771) 
[ 43.535235][ T509] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 43.535520][ T509] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 43.535805][ T509] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 43.536148][ T509] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 43.536436][ T509] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 43.536722][ T509] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 43.537000][ T509] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 43.537280][ T509] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 43.537566][ T509] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 43.537838][ T509] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 43.538114][ T509] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 43.538395][ T509] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 43.538671][ T509] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 43.538954][ T509] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 43.539236][ T509] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 43.539522][ T509] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 43.539796][ T509] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 43.540085][ T509] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 43.540367][ T509] ? 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) 
[ 43.540645][ T509] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[ 43.540927][ T509] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 43.541201][ T509] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 43.541491][ T509] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 43.541768][ T509] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 43.542044][ T509] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 43.542330][ T509] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 43.542626][ T509] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 43.542906][ T509] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 43.543260][ T509] ___sys_sendmsg (net/socket.c:2670) 
[ 43.543540][ T509] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 43.543814][ T509] ? __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) 
[ 43.544156][ T509] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 43.544442][ T509] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 43.544716][ T509] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 43.544999][ T509] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 43.545276][ T509] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 43.545558][ T509] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 43.545848][ T509] __sys_sendmsg (net/socket.c:2700) 
[ 43.546123][ T509] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 43.546469][ T509] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 43.546756][ T509] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 43.547032][ T509] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 43.547317][ T509] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   43.547664][  T509] RIP: 0033:0x7fe98cdef1e7
[ 43.547949][ T509] 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)
[   43.548932][  T509] RSP: 002b:00007ffe6370c9b8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   43.549363][  T509] RAX: ffffffffffffffda RBX: 00007ffe6370d0e0 RCX: 00007fe98cdef1e7
[   43.549775][  T509] RDX: 0000000000000000 RSI: 00007ffe6370ca20 RDI: 0000000000000005
[   43.550188][  T509] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000078
[   43.550607][  T509] R10: 00007fe98ccecee8 R11: 0000000000000246 R12: 0000000000000004
[   43.551025][  T509] R13: 00000000686e72c7 R14: 0000000000499600 R15: 0000000000000000
| [   43.669410][  T510] ------------[ cut here ]------------
| [ 43.669728][ T510] WARNING: CPU: 3 PID: 510 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) 
| [   43.670299][  T510] Modules linked in: act_gact cls_flower sch_ingress ip6_gre ip6_tunnel tunnel6 gre 8021q dummy vrf veth
| [   43.671927][  T510] Tainted: [W]=WARN
[   43.672135][  T510] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 43.672495][ T510] 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) 
[ 43.672781][ T510] 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
[   43.673777][  T510] RSP: 0018:ffffc90000977140 EFLAGS: 00010246
[   43.674124][  T510] RAX: 0000000000000000 RBX: ffff888008bd1000 RCX: 0000000000000001
[   43.674563][  T510] RDX: 0000000000000000 RSI: ffffffff97c9b939 RDI: ffffffff974555e0
[   43.674980][  T510] RBP: ffffc90000977230 R08: ffff88800e08d000 R09: 0000000000000000
[   43.675400][  T510] R10: ffffc900009775c8 R11: ffffffff98a50668 R12: 1ffff9200012ee2c
[   43.675822][  T510] R13: 00000000000007d0 R14: ffffc90000977880 R15: ffff88800ea6d8e0
[   43.676254][  T510] FS:  00007f4588e3b800(0000) GS:ffff88809c637000(0000) knlGS:0000000000000000
[   43.676745][  T510] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   43.677095][  T510] CR2: 00000000004e5ac0 CR3: 000000000a731006 CR4: 0000000000772ef0
[   43.677519][  T510] PKRU: 55555554
[   43.677726][  T510] Call Trace:
[   43.677933][  T510]  <TASK>
[ 43.678080][ T510] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 43.678369][ T510] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 43.678644][ T510] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 43.678924][ T510] ? __pfx_validate_linkmsg (net/core/rtnetlink.c:2660) 
[ 43.679197][ T510] ? is_bpf_text_address (kernel/bpf/core.c:777) 
[ 43.679486][ T510] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[ 43.679766][ T510] do_setlink.constprop.0 (net/core/rtnetlink.c:3106) 
[ 43.680055][ T510] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 43.680417][ T510] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 43.680693][ T510] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 43.680967][ T510] ? __kernel_text_address (kernel/extable.c:79) 
[ 43.681250][ T510] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 43.681551][ T510] ? __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) 
[ 43.681827][ T510] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 43.682176][ T510] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 43.682467][ T510] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 43.682742][ T510] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 43.683028][ T510] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 43.683311][ T510] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 43.683600][ T510] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 43.683878][ T510] ? __create_object (mm/kmemleak.c:771) 
[ 43.684165][ T510] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 43.684454][ T510] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 43.684730][ T510] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 43.685075][ T510] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 43.685374][ T510] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 43.685655][ T510] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 43.685950][ T510] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 43.686232][ T510] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 43.686529][ T510] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 43.686806][ T510] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 43.687082][ T510] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 43.687368][ T510] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 43.687646][ T510] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 43.687924][ T510] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 43.688205][ T510] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 43.688491][ T510] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 43.688774][ T510] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 43.689072][ T510] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 43.689359][ T510] ? 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) 
[ 43.689638][ T510] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[ 43.689917][ T510] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 43.690194][ T510] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 43.690507][ T510] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 43.690786][ T510] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 43.691062][ T510] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 43.691355][ T510] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 43.691633][ T510] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 43.691905][ T510] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 43.692258][ T510] ___sys_sendmsg (net/socket.c:2670) 
[ 43.692538][ T510] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 43.692820][ T510] ? __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) 
[ 43.693165][ T510] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 43.693453][ T510] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 43.693730][ T510] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 43.694012][ T510] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 43.694297][ T510] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 43.694581][ T510] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 43.694879][ T510] __sys_sendmsg (net/socket.c:2700) 
[ 43.695159][ T510] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 43.695524][ T510] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 43.695829][ T510] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 43.696108][ T510] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 43.696397][ T510] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   43.696739][  T510] RIP: 0033:0x7f45890081e7
[ 43.697035][ T510] 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)
[   43.698026][  T510] RSP: 002b:00007ffc37bc7ad8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   43.698454][  T510] RAX: ffffffffffffffda RBX: 00007ffc37bc8200 RCX: 00007f45890081e7
[   43.698882][  T510] RDX: 0000000000000000 RSI: 00007ffc37bc7b40 RDI: 0000000000000005
[   43.699298][  T510] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000078
[   43.699722][  T510] R10: 00007f4588f05ee8 R11: 0000000000000246 R12: 0000000000000004
[   43.700138][  T510] R13: 00000000686e72c7 R14: 0000000000499600 R15: 0000000000000000
| [   43.816921][  T511] ------------[ cut here ]------------
| [ 43.817275][ T511] WARNING: CPU: 0 PID: 511 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) 
| [   43.817855][  T511] Modules linked in: act_gact cls_flower sch_ingress ip6_gre ip6_tunnel tunnel6 gre 8021q dummy vrf veth
| [   43.819011][  T511] Tainted: [W]=WARN
[   43.819219][  T511] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 43.819588][ T511] 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) 
[ 43.819883][ T511] 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
[   43.820890][  T511] RSP: 0018:ffffc90000987140 EFLAGS: 00010246
[   43.821237][  T511] RAX: 0000000000000000 RBX: ffff888008b59000 RCX: 0000000000000001
[   43.821659][  T511] RDX: 0000000000000000 RSI: ffffffff97c9b939 RDI: ffffffff974555e0
[   43.822071][  T511] RBP: ffffc90000987230 R08: ffff88800c098800 R09: 0000000000000000
[   43.822498][  T511] R10: ffffc900009875c8 R11: ffffffff98a50668 R12: 1ffff92000130e2c
[   43.822910][  T511] R13: 00000000000007d0 R14: ffffc90000987880 R15: ffff88800ea6ce60
[   43.823319][  T511] FS:  00007f64c06c2800(0000) GS:ffff88809c4b7000(0000) knlGS:0000000000000000
[   43.823821][  T511] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   43.824183][  T511] CR2: 00000000004e73f0 CR3: 0000000004e81001 CR4: 0000000000772ef0
[   43.824606][  T511] PKRU: 55555554
[   43.824812][  T511] Call Trace:
[   43.825016][  T511]  <TASK>
[ 43.825156][ T511] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 43.825446][ T511] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 43.825721][ T511] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 43.826016][ T511] ? __pfx_validate_linkmsg (net/core/rtnetlink.c:2660) 
[ 43.826295][ T511] ? is_bpf_text_address (kernel/bpf/core.c:777) 
[ 43.826589][ T511] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[ 43.826870][ T511] do_setlink.constprop.0 (net/core/rtnetlink.c:3106) 
[ 43.827153][ T511] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 43.827516][ T511] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 43.827795][ T511] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 43.828109][ T511] ? __kernel_text_address (kernel/extable.c:79) 
[ 43.828402][ T511] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 43.828680][ T511] ? __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) 
[ 43.828956][ T511] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 43.829297][ T511] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 43.829605][ T511] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 43.829880][ T511] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 43.830165][ T511] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 43.830451][ T511] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 43.830726][ T511] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 43.830997][ T511] ? __create_object (mm/kmemleak.c:771) 
[ 43.831275][ T511] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 43.831590][ T511] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 43.831868][ T511] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 43.832217][ T511] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 43.832506][ T511] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 43.832787][ T511] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 43.833066][ T511] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 43.833358][ T511] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 43.833634][ T511] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 43.833907][ T511] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 43.834185][ T511] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 43.834471][ T511] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 43.834747][ T511] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 43.835034][ T511] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 43.835314][ T511] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 43.835605][ T511] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 43.835900][ T511] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 43.836189][ T511] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 43.836481][ T511] ? 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) 
[ 43.836758][ T511] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[ 43.837035][ T511] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 43.837308][ T511] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 43.837597][ T511] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 43.837877][ T511] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 43.838154][ T511] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 43.838444][ T511] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 43.838731][ T511] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 43.839007][ T511] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 43.839379][ T511] ___sys_sendmsg (net/socket.c:2670) 
[ 43.839659][ T511] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 43.839936][ T511] ? __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) 
[ 43.840277][ T511] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 43.840571][ T511] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 43.840852][ T511] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 43.841133][ T511] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 43.841415][ T511] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 43.841690][ T511] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 43.841971][ T511] __sys_sendmsg (net/socket.c:2700) 
[ 43.842243][ T511] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 43.842590][ T511] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 43.842885][ T511] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 43.843161][ T511] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 43.843458][ T511] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   43.843798][  T511] RIP: 0033:0x7f64c088f1e7
[ 43.844088][ T511] 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)
[   43.845084][  T511] RSP: 002b:00007ffdc1e4d968 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   43.845508][  T511] RAX: ffffffffffffffda RBX: 00007ffdc1e4e090 RCX: 00007f64c088f1e7
[   43.845932][  T511] RDX: 0000000000000000 RSI: 00007ffdc1e4d9d0 RDI: 0000000000000005
[   43.846355][  T511] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000078
[   43.846777][  T511] R10: 00007f64c078cee8 R11: 0000000000000246 R12: 0000000000000004
[   43.847194][  T511] R13: 00000000686e72c7 R14: 0000000000499600 R15: 0000000000000000
| [   43.967802][  T512] ------------[ cut here ]------------
| [ 43.968113][ T512] WARNING: CPU: 3 PID: 512 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) 
| [   43.968672][  T512] Modules linked in: act_gact cls_flower sch_ingress ip6_gre ip6_tunnel tunnel6 gre 8021q dummy vrf veth
| [   43.969876][  T512] Tainted: [W]=WARN
[   43.970092][  T512] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 43.970446][ T512] 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) 
[ 43.970738][ T512] 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
[   43.971736][  T512] RSP: 0018:ffffc90000987140 EFLAGS: 00010246
[   43.972096][  T512] RAX: 0000000000000000 RBX: ffff88800ac91000 RCX: 0000000000000001
[   43.972517][  T512] RDX: 0000000000000000 RSI: ffffffff97c9b939 RDI: ffffffff974555e0
[   43.972932][  T512] RBP: ffffc90000987230 R08: ffff88800aee5000 R09: 0000000000000000
[   43.973355][  T512] R10: ffffc900009875c8 R11: ffffffff98a50668 R12: 1ffff92000130e2c
[   43.973768][  T512] R13: 00000000000007d0 R14: ffffc90000987880 R15: ffff88800ea6c3e0
[   43.974183][  T512] FS:  00007f085a9df800(0000) GS:ffff88809c637000(0000) knlGS:0000000000000000
[   43.974680][  T512] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   43.975029][  T512] CR2: 00000000004e5ab8 CR3: 000000000911b002 CR4: 0000000000772ef0
[   43.975451][  T512] PKRU: 55555554
[   43.975658][  T512] Call Trace:
[   43.975875][  T512]  <TASK>
[ 43.976019][ T512] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 43.976299][ T512] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 43.976582][ T512] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 43.976869][ T512] ? __pfx_validate_linkmsg (net/core/rtnetlink.c:2660) 
[ 43.977148][ T512] ? is_bpf_text_address (kernel/bpf/core.c:777) 
[ 43.977431][ T512] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[ 43.977709][ T512] do_setlink.constprop.0 (net/core/rtnetlink.c:3106) 
[ 43.977991][ T512] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 43.978358][ T512] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 43.978642][ T512] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 43.978915][ T512] ? __kernel_text_address (kernel/extable.c:79) 
[ 43.979193][ T512] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 43.979484][ T512] ? __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) 
[ 43.979766][ T512] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 43.980107][ T512] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 43.980393][ T512] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 43.980679][ T512] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 43.980955][ T512] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 43.981232][ T512] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 43.981519][ T512] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 43.981814][ T512] ? __create_object (mm/kmemleak.c:771) 
[ 43.982096][ T512] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 43.982382][ T512] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 43.982663][ T512] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 43.983015][ T512] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 43.983297][ T512] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 43.983587][ T512] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 43.983862][ T512] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 43.984144][ T512] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 43.984429][ T512] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 43.984707][ T512] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 43.984983][ T512] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 43.985265][ T512] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 43.985555][ T512] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 43.985846][ T512] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 43.986132][ T512] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 43.986418][ T512] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 43.986695][ T512] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 43.986981][ T512] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 43.987261][ T512] ? 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) 
[ 43.987548][ T512] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[ 43.987835][ T512] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 43.988110][ T512] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 43.988403][ T512] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 43.988681][ T512] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 43.988957][ T512] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 43.989247][ T512] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 43.989534][ T512] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 43.989806][ T512] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 43.990159][ T512] ___sys_sendmsg (net/socket.c:2670) 
[ 43.990439][ T512] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 43.990714][ T512] ? __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) 
[ 43.991055][ T512] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 43.991348][ T512] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 43.991631][ T512] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 43.991910][ T512] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 43.992188][ T512] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 43.992490][ T512] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 43.992775][ T512] __sys_sendmsg (net/socket.c:2700) 
[ 43.993073][ T512] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 43.993435][ T512] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 43.993725][ T512] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 43.994002][ T512] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 43.994277][ T512] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   43.994627][  T512] RIP: 0033:0x7f085abac1e7
[ 43.994915][ T512] 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)
[   43.995925][  T512] RSP: 002b:00007fff2e959e28 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   43.996351][  T512] RAX: ffffffffffffffda RBX: 00007fff2e95a550 RCX: 00007f085abac1e7
[   43.996766][  T512] RDX: 0000000000000000 RSI: 00007fff2e959e90 RDI: 0000000000000005
[   43.997179][  T512] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000078
[   43.997629][  T512] R10: 00007f085aaa9ee8 R11: 0000000000000246 R12: 0000000000000004
[   43.998042][  T512] R13: 00000000686e72c7 R14: 0000000000499600 R15: 0000000000000000
| [   44.133797][  T513] ------------[ cut here ]------------
| [ 44.134106][ T513] WARNING: CPU: 0 PID: 513 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) 
| [   44.134864][  T513] Modules linked in: act_gact cls_flower sch_ingress ip6_gre ip6_tunnel tunnel6 gre 8021q dummy vrf veth
| [   44.136020][  T513] Tainted: [W]=WARN
[   44.136233][  T513] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 44.136590][ T513] 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) 
[ 44.136881][ T513] 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
[   44.137875][  T513] RSP: 0018:ffffc90000987140 EFLAGS: 00010246
[   44.138224][  T513] RAX: 0000000000000000 RBX: ffff888005121000 RCX: 0000000000000001
[   44.138645][  T513] RDX: 0000000000000000 RSI: ffffffff97c9b939 RDI: ffffffff974555e0
[   44.139061][  T513] RBP: ffffc90000987230 R08: ffff88800a750800 R09: 0000000000000000
[   44.139476][  T513] R10: ffffc900009875c8 R11: ffffffff98a50668 R12: 1ffff92000130e2c
[   44.139890][  T513] R13: 00000000000007d0 R14: ffffc90000987880 R15: ffff8880056cf860
[   44.140298][  T513] FS:  00007f41eccc8800(0000) GS:ffff88809c4b7000(0000) knlGS:0000000000000000
[   44.140792][  T513] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   44.141141][  T513] CR2: 00000000004e59c0 CR3: 000000000c2c5003 CR4: 0000000000772ef0
[   44.141558][  T513] PKRU: 55555554
[   44.141768][  T513] Call Trace:
[   44.141974][  T513]  <TASK>
[ 44.142113][ T513] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 44.142403][ T513] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 44.142681][ T513] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 44.142961][ T513] ? __pfx_validate_linkmsg (net/core/rtnetlink.c:2660) 
[ 44.143233][ T513] ? is_bpf_text_address (kernel/bpf/core.c:777) 
[ 44.143518][ T513] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[ 44.143798][ T513] do_setlink.constprop.0 (net/core/rtnetlink.c:3106) 
[ 44.144079][ T513] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 44.144438][ T513] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 44.144714][ T513] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 44.144986][ T513] ? __kernel_text_address (kernel/extable.c:79) 
[ 44.145264][ T513] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 44.145568][ T513] ? __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) 
[ 44.145857][ T513] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 44.146201][ T513] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 44.146494][ T513] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 44.146776][ T513] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 44.147049][ T513] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 44.147324][ T513] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 44.147605][ T513] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 44.147877][ T513] ? __create_object (mm/kmemleak.c:771) 
[ 44.148157][ T513] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 44.148438][ T513] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 44.148724][ T513] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 44.149069][ T513] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 44.149360][ T513] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 44.149643][ T513] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 44.149916][ T513] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 44.150195][ T513] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 44.150479][ T513] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 44.150752][ T513] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 44.151036][ T513] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 44.151309][ T513] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 44.151594][ T513] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 44.151872][ T513] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 44.152150][ T513] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 44.152431][ T513] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 44.152707][ T513] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 44.152999][ T513] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 44.153269][ T513] ? 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) 
[ 44.153566][ T513] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[ 44.153847][ T513] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 44.154122][ T513] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 44.154409][ T513] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 44.154689][ T513] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 44.154969][ T513] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 44.155251][ T513] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 44.155537][ T513] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 44.155821][ T513] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 44.156174][ T513] ___sys_sendmsg (net/socket.c:2670) 
[ 44.156457][ T513] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 44.156732][ T513] ? __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) 
[ 44.157078][ T513] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 44.157365][ T513] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 44.157677][ T513] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 44.157960][ T513] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 44.158240][ T513] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 44.158525][ T513] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 44.158813][ T513] __sys_sendmsg (net/socket.c:2700) 
[ 44.159086][ T513] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 44.159437][ T513] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 44.159744][ T513] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 44.160020][ T513] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 44.160304][ T513] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   44.160663][  T513] RIP: 0033:0x7f41ece951e7
[ 44.160947][ T513] 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)
[   44.161947][  T513] RSP: 002b:00007ffc5c68c568 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   44.162369][  T513] RAX: ffffffffffffffda RBX: 00007ffc5c68cc90 RCX: 00007f41ece951e7
[   44.162782][  T513] RDX: 0000000000000000 RSI: 00007ffc5c68c5d0 RDI: 0000000000000005
[   44.163199][  T513] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000078
[   44.163620][  T513] R10: 00007f41ecd92ee8 R11: 0000000000000246 R12: 0000000000000004


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