======================================
| [   36.248245][  T445] GACT probability NOT on
| [   42.160928][  T502] ------------[ cut here ]------------
| [ 42.161492][ T502] WARNING: CPU: 2 PID: 502 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) 
| [   42.162112][  T502] Modules linked in: act_gact cls_flower sch_ingress ip6_gre ip6_tunnel tunnel6 gre 8021q dummy vrf veth
[   42.163321][  T502] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 42.163696][ T502] 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) 
[ 42.164029][ T502] Code: 00 00 8b 05 d7 bc 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 1a 63 7b 00 85 c0 0f 85 39 fe ff ff 90 <0f> 0b 90 e9 30 fe ff ff 48 b8 00 00 00 00 00 fc ff df 4c 89 fa 48
All code
========
   0:	00 00                	add    %al,(%rax)
   2:	8b 05 d7 bc 3a 02    	mov    0x23abcd7(%rip),%eax        # 0x23abcdf
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb a0 0c 00 00 	lea    0xca0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 1a 63 7b 00       	call   0x7b633b
  21:	85 c0                	test   %eax,%eax
  23:	0f 85 39 fe ff ff    	jne    0xfffffffffffffe62
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	e9 30 fe ff ff       	jmp    0xfffffffffffffe62
  32:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
  39:	fc ff df 
  3c:	4c 89 fa             	mov    %r15,%rdx
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	e9 30 fe ff ff       	jmp    0xfffffffffffffe38
   8:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
   f:	fc ff df 
  12:	4c 89 fa             	mov    %r15,%rdx
  15:	48                   	rex.W
[   42.165078][  T502] RSP: 0018:ffffc90000907140 EFLAGS: 00010246
[   42.165479][  T502] RAX: 0000000000000000 RBX: ffff8880093a4000 RCX: 0000000000000001
[   42.165961][  T502] RDX: 0000000000000000 RSI: ffffffff8709b941 RDI: ffffffff868555e0
[   42.166386][  T502] RBP: ffffc90000907230 R08: ffff88800b9e5000 R09: 0000000000000000
[   42.166835][  T502] R10: ffffc900009075c8 R11: ffffffff87e50668 R12: 1ffff92000120e2c
[   42.167263][  T502] R13: 00000000000007d0 R14: ffffc90000907880 R15: ffff88800eba3860
[   42.167693][  T502] FS:  00007f4b5c326800(0000) GS:ffff8880ad1b7000(0000) knlGS:0000000000000000
[   42.168214][  T502] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   42.168575][  T502] CR2: 00000000004e5aa0 CR3: 0000000009aa6002 CR4: 0000000000772ef0
[   42.169025][  T502] PKRU: 55555554
[   42.169249][  T502] Call Trace:
[   42.169476][  T502]  <TASK>
[ 42.170018][ T502] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 42.170320][ T502] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 42.170608][ T502] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 42.170921][ T502] ? __pfx_validate_linkmsg (net/core/rtnetlink.c:2660) 
[ 42.171211][ T502] ? is_bpf_text_address (kernel/bpf/core.c:777) 
[ 42.171500][ T502] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[ 42.171808][ T502] do_setlink.constprop.0 (net/core/rtnetlink.c:3106) 
[ 42.172118][ T502] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 42.172480][ T502] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 42.172766][ T502] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 42.173074][ T502] ? __kernel_text_address (kernel/extable.c:79) 
[ 42.173365][ T502] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 42.173655][ T502] ? __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) 
[ 42.173984][ T502] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 42.174342][ T502] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 42.174634][ T502] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 42.174961][ T502] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 42.175252][ T502] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 42.175539][ T502] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 42.175849][ T502] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 42.176134][ T502] ? __create_object (mm/kmemleak.c:771) 
[ 42.176435][ T502] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 42.176723][ T502] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 42.177034][ T502] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 42.177389][ T502] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 42.177684][ T502] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 42.178004][ T502] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 42.178294][ T502] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 42.178587][ T502] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 42.178905][ T502] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 42.179190][ T502] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 42.179481][ T502] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 42.179767][ T502] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 42.180080][ T502] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 42.180372][ T502] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 42.180663][ T502] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 42.180980][ T502] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 42.181270][ T502] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 42.181569][ T502] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 42.181887][ T502] ? 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) 
[ 42.182177][ T502] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 42.182466][ T502] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 42.182753][ T502] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 42.183081][ T502] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 42.183374][ T502] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 42.183659][ T502] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 42.183976][ T502] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 42.184275][ T502] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 42.184562][ T502] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 42.184969][ T502] ___sys_sendmsg (net/socket.c:2670) 
[ 42.185271][ T502] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 42.185557][ T502] ? __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) 
[ 42.185951][ T502] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 42.186243][ T502] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 42.186536][ T502] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 42.186849][ T502] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 42.187143][ T502] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 42.187440][ T502] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 42.187735][ T502] __sys_sendmsg (net/socket.c:2700) 
[ 42.188044][ T502] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 42.188401][ T502] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 42.188706][ T502] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 42.189022][ T502] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 42.189323][ T502] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   42.189691][  T502] RIP: 0033:0x7f4b5c4f31e7
[ 42.190038][ T502] 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)
[   42.191065][  T502] RSP: 002b:00007ffd5a46ce38 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   42.191499][  T502] RAX: ffffffffffffffda RBX: 00007ffd5a46d560 RCX: 00007f4b5c4f31e7
[   42.191965][  T502] RDX: 0000000000000000 RSI: 00007ffd5a46cea0 RDI: 0000000000000005
[   42.192394][  T502] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000078
[   42.192843][  T502] R10: 00007f4b5c3f0ee8 R11: 0000000000000246 R12: 0000000000000004
[   42.193271][  T502] R13: 00000000686e1373 R14: 0000000000499600 R15: 0000000000000000
| [   42.302272][  T503] ------------[ cut here ]------------
| [ 42.302594][ T503] WARNING: CPU: 3 PID: 503 at ./include/net/netdev_lock.h:17 netif_set_mtu_ext (./include/net/netdev_lock.h:17 ./include/net/netdev_lock.h:15 ./include/net/netdev_lock.h:25 net/core/dev.c:9610) 
| [   42.303170][  T503] Modules linked in: act_gact cls_flower sch_ingress ip6_gre ip6_tunnel tunnel6 gre 8021q dummy vrf veth
| [   42.304339][  T503] Tainted: [W]=WARN
[   42.304578][  T503] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 42.304951][ T503] RIP: 0010:netif_set_mtu_ext (./include/net/netdev_lock.h:17 ./include/net/netdev_lock.h:15 ./include/net/netdev_lock.h:25 net/core/dev.c:9610) 
[ 42.305252][ T503] Code: 00 00 8b 05 d7 bc 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 1a 63 7b 00 85 c0 0f 85 39 fe ff ff 90 <0f> 0b 90 e9 30 fe ff ff 48 b8 00 00 00 00 00 fc ff df 4c 89 fa 48
All code
========
   0:	00 00                	add    %al,(%rax)
   2:	8b 05 d7 bc 3a 02    	mov    0x23abcd7(%rip),%eax        # 0x23abcdf
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb a0 0c 00 00 	lea    0xca0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 1a 63 7b 00       	call   0x7b633b
  21:	85 c0                	test   %eax,%eax
  23:	0f 85 39 fe ff ff    	jne    0xfffffffffffffe62
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	e9 30 fe ff ff       	jmp    0xfffffffffffffe62
  32:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
  39:	fc ff df 
  3c:	4c 89 fa             	mov    %r15,%rdx
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	e9 30 fe ff ff       	jmp    0xfffffffffffffe38
   8:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
   f:	fc ff df 
  12:	4c 89 fa             	mov    %r15,%rdx
  15:	48                   	rex.W
[   42.306890][  T503] RSP: 0018:ffffc900009bf140 EFLAGS: 00010246
[   42.307271][  T503] RAX: 0000000000000000 RBX: ffff8880089d9000 RCX: 0000000000000001
[   42.307691][  T503] RDX: 0000000000000000 RSI: ffffffff8709b941 RDI: ffffffff868555e0
[   42.308126][  T503] RBP: ffffc900009bf230 R08: ffff888004d33800 R09: 0000000000000000
[   42.308551][  T503] R10: ffffc900009bf5c8 R11: ffffffff87e50668 R12: 1ffff92000137e2c
[   42.309004][  T503] R13: 00000000000007d0 R14: ffffc900009bf880 R15: ffff88800eba03e0
[   42.309426][  T503] FS:  00007fa06d8ad800(0000) GS:ffff8880ad237000(0000) knlGS:0000000000000000
[   42.309936][  T503] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   42.310297][  T503] CR2: 00000000004e5aa8 CR3: 0000000009377005 CR4: 0000000000772ef0
[   42.310728][  T503] PKRU: 55555554
[   42.310959][  T503] Call Trace:
[   42.311177][  T503]  <TASK>
[ 42.311322][ T503] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 42.311619][ T503] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 42.311909][ T503] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 42.312200][ T503] ? __pfx_validate_linkmsg (net/core/rtnetlink.c:2660) 
[ 42.312485][ T503] ? is_bpf_text_address (kernel/bpf/core.c:777) 
[ 42.312787][ T503] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[ 42.313083][ T503] do_setlink.constprop.0 (net/core/rtnetlink.c:3106) 
[ 42.313372][ T503] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 42.313738][ T503] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 42.314034][ T503] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 42.314307][ T503] ? __kernel_text_address (kernel/extable.c:79) 
[ 42.314600][ T503] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 42.314908][ T503] ? __mutex_trylock_common (./arch/x86/include/asm/atomic64_64.h:101 ./include/linux/atomic/atomic-arch-fallback.h:4296 ./include/linux/atomic/atomic-long.h:1482 ./include/linux/atomic/atomic-instrumented.h:4458 kernel/locking/mutex.c:113) 
[ 42.315207][ T503] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 42.315554][ T503] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 42.315870][ T503] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 42.316150][ T503] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 42.316445][ T503] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 42.316731][ T503] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 42.317025][ T503] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 42.317316][ T503] ? __create_object (mm/kmemleak.c:771) 
[ 42.317596][ T503] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 42.317884][ T503] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 42.318166][ T503] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 42.318507][ T503] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 42.318808][ T503] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 42.319089][ T503] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 42.319360][ T503] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 42.319651][ T503] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 42.319935][ T503] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 42.320207][ T503] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 42.320484][ T503] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 42.320760][ T503] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 42.321069][ T503] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 42.321363][ T503] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 42.321653][ T503] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 42.321951][ T503] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 42.322228][ T503] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 42.322541][ T503] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 42.322844][ T503] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 ./include/net/netns/generic.h:48 net/netlink/af_netlink.c:333) 
[ 42.323131][ T503] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 42.323419][ T503] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 42.323702][ T503] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 42.324030][ T503] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 42.324311][ T503] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 42.324598][ T503] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 42.324913][ T503] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 42.325215][ T503] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 42.325497][ T503] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 42.325871][ T503] ___sys_sendmsg (net/socket.c:2670) 
[ 42.326164][ T503] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 42.326437][ T503] ? __call_rcu_common.constprop.0 (./arch/x86/include/asm/irqflags.h:26 ./arch/x86/include/asm/irqflags.h:109 ./arch/x86/include/asm/irqflags.h:127 kernel/rcu/tree.c:3096) 
[ 42.326789][ T503] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 42.327089][ T503] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 42.327369][ T503] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 42.327648][ T503] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 42.327957][ T503] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 42.328245][ T503] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 42.328529][ T503] __sys_sendmsg (net/socket.c:2700) 
[ 42.328830][ T503] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 42.329179][ T503] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 42.329470][ T503] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 42.329767][ T503] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 42.330064][ T503] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   42.330430][  T503] RIP: 0033:0x7fa06da7a1e7
[ 42.330739][ T503] Code: 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b9 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 2e 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 89 54 24 1c 48 89 74 24 10
All code
========
   0:	0e                   	(bad)
   1:	00 f7                	add    %dh,%bh
   3:	d8 64 89 02          	fsubs  0x2(%rcx,%rcx,4)
   7:	48 c7 c0 ff ff ff ff 	mov    $0xffffffffffffffff,%rax
   e:	eb b9                	jmp    0xffffffffffffffc9
  10:	0f 1f 00             	nopl   (%rax)
  13:	f3 0f 1e fa          	endbr64
  17:	64 8b 04 25 18 00 00 	mov    %fs:0x18,%eax
  1e:	00 
  1f:	85 c0                	test   %eax,%eax
  21:	75 10                	jne    0x33
  23:	b8 2e 00 00 00       	mov    $0x2e,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax		<-- trapping instruction
  30:	77 51                	ja     0x83
  32:	c3                   	ret
  33:	48 83 ec 28          	sub    $0x28,%rsp
  37:	89 54 24 1c          	mov    %edx,0x1c(%rsp)
  3b:	48 89 74 24 10       	mov    %rsi,0x10(%rsp)

Code starting with the faulting instruction
===========================================
   0:	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax
   6:	77 51                	ja     0x59
   8:	c3                   	ret
   9:	48 83 ec 28          	sub    $0x28,%rsp
   d:	89 54 24 1c          	mov    %edx,0x1c(%rsp)
  11:	48 89 74 24 10       	mov    %rsi,0x10(%rsp)
[   42.331767][  T503] RSP: 002b:00007ffc6752e658 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   42.332227][  T503] RAX: ffffffffffffffda RBX: 00007ffc6752ed80 RCX: 00007fa06da7a1e7
[   42.332650][  T503] RDX: 0000000000000000 RSI: 00007ffc6752e6c0 RDI: 0000000000000005
[   42.333098][  T503] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000078
[   42.333512][  T503] R10: 00007fa06d977ee8 R11: 0000000000000246 R12: 0000000000000004
[   42.333954][  T503] R13: 00000000686e1374 R14: 0000000000499600 R15: 0000000000000000
| [   42.443890][  T504] ------------[ cut here ]------------
| [ 42.444211][ 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) 
| [   42.444801][  T504] Modules linked in: act_gact cls_flower sch_ingress ip6_gre ip6_tunnel tunnel6 gre 8021q dummy vrf veth
| [   42.445964][  T504] Tainted: [W]=WARN
[   42.446185][  T504] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 42.446528][ 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) 
[ 42.446840][ T504] Code: 00 00 8b 05 d7 bc 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 1a 63 7b 00 85 c0 0f 85 39 fe ff ff 90 <0f> 0b 90 e9 30 fe ff ff 48 b8 00 00 00 00 00 fc ff df 4c 89 fa 48
All code
========
   0:	00 00                	add    %al,(%rax)
   2:	8b 05 d7 bc 3a 02    	mov    0x23abcd7(%rip),%eax        # 0x23abcdf
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb a0 0c 00 00 	lea    0xca0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 1a 63 7b 00       	call   0x7b633b
  21:	85 c0                	test   %eax,%eax
  23:	0f 85 39 fe ff ff    	jne    0xfffffffffffffe62
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	e9 30 fe ff ff       	jmp    0xfffffffffffffe62
  32:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
  39:	fc ff df 
  3c:	4c 89 fa             	mov    %r15,%rdx
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	e9 30 fe ff ff       	jmp    0xfffffffffffffe38
   8:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
   f:	fc ff df 
  12:	4c 89 fa             	mov    %r15,%rdx
  15:	48                   	rex.W
[   42.447836][  T504] RSP: 0018:ffffc90000a17140 EFLAGS: 00010246
[   42.448190][  T504] RAX: 0000000000000000 RBX: ffff88800a95c000 RCX: 0000000000000001
[   42.448604][  T504] RDX: 0000000000000000 RSI: ffffffff8709b941 RDI: ffffffff868555e0
[   42.449024][  T504] RBP: ffffc90000a17230 R08: ffff888009213800 R09: 0000000000000000
[   42.449436][  T504] R10: ffffc90000a175c8 R11: ffffffff87e50668 R12: 1ffff92000142e2c
[   42.449876][  T504] R13: 00000000000007d0 R14: ffffc90000a17880 R15: ffff88800eba0e60
[   42.450293][  T504] FS:  00007fc8dd2c8800(0000) GS:ffff8880ad0b7000(0000) knlGS:0000000000000000
[   42.450771][  T504] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   42.451280][  T504] CR2: 00000000004e73c8 CR3: 0000000009521001 CR4: 0000000000772ef0
[   42.451705][  T504] PKRU: 55555554
[   42.452094][  T504] Call Trace:
[   42.452302][  T504]  <TASK>
[ 42.452443][ T504] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 42.452724][ T504] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 42.453130][ T504] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 42.453410][ T504] ? __pfx_validate_linkmsg (net/core/rtnetlink.c:2660) 
[ 42.453687][ T504] ? is_bpf_text_address (kernel/bpf/core.c:777) 
[ 42.453988][ T504] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[ 42.454272][ T504] do_setlink.constprop.0 (net/core/rtnetlink.c:3106) 
[ 42.454558][ T504] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 42.454929][ T504] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 42.455209][ T504] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 42.455479][ T504] ? __kernel_text_address (kernel/extable.c:79) 
[ 42.455756][ T504] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 42.456053][ 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) 
[ 42.456349][ T504] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 42.456691][ T504] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 42.456976][ T504] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 42.457254][ T504] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 42.457530][ T504] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 42.457828][ T504] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 42.458119][ T504] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 42.458390][ T504] ? __create_object (mm/kmemleak.c:771) 
[ 42.458666][ T504] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 42.458948][ T504] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 42.459225][ T504] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 42.459565][ T504] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 42.459853][ T504] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 42.460133][ T504] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 42.460415][ T504] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 42.460695][ T504] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 42.460977][ T504] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 42.461247][ T504] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 42.461525][ T504] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 42.461852][ T504] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 42.462142][ T504] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 42.462420][ T504] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 42.462709][ T504] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 42.462995][ T504] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 42.463270][ T504] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 42.463552][ T504] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 42.463835][ 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) 
[ 42.464110][ T504] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 42.464388][ T504] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 42.464677][ T504] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 42.464994][ T504] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 42.465275][ T504] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 42.465557][ T504] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 42.465883][ T504] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 42.466167][ T504] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 42.466439][ T504] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 42.466813][ T504] ___sys_sendmsg (net/socket.c:2670) 
[ 42.467084][ T504] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 42.467355][ 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) 
[ 42.467696][ T504] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 42.467981][ T504] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 42.468260][ T504] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 42.468542][ T504] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 42.468835][ 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) 
[ 42.469111][ T504] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 42.469392][ T504] __sys_sendmsg (net/socket.c:2700) 
[ 42.469663][ T504] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 42.470020][ T504] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 42.470318][ T504] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 42.470601][ T504] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 42.470894][ T504] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   42.471235][  T504] RIP: 0033:0x7fc8dd4951e7
[ 42.471522][ 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)
[   42.472526][  T504] RSP: 002b:00007ffdd5056188 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   42.472958][  T504] RAX: ffffffffffffffda RBX: 00007ffdd50568b0 RCX: 00007fc8dd4951e7
[   42.473382][  T504] RDX: 0000000000000000 RSI: 00007ffdd50561f0 RDI: 0000000000000005
[   42.473818][  T504] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000078
[   42.474247][  T504] R10: 00007fc8dd392ee8 R11: 0000000000000246 R12: 0000000000000004
[   42.474680][  T504] R13: 00000000686e1374 R14: 0000000000499600 R15: 0000000000000000
| [   42.587840][  T505] ------------[ cut here ]------------
| [ 42.588171][ 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) 
| [   42.588754][  T505] Modules linked in: act_gact cls_flower sch_ingress ip6_gre ip6_tunnel tunnel6 gre 8021q dummy vrf veth
| [   42.591190][  T505] Tainted: [W]=WARN
[   42.591409][  T505] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 42.591769][ 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) 
[ 42.592092][ T505] Code: 00 00 8b 05 d7 bc 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 1a 63 7b 00 85 c0 0f 85 39 fe ff ff 90 <0f> 0b 90 e9 30 fe ff ff 48 b8 00 00 00 00 00 fc ff df 4c 89 fa 48
All code
========
   0:	00 00                	add    %al,(%rax)
   2:	8b 05 d7 bc 3a 02    	mov    0x23abcd7(%rip),%eax        # 0x23abcdf
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb a0 0c 00 00 	lea    0xca0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 1a 63 7b 00       	call   0x7b633b
  21:	85 c0                	test   %eax,%eax
  23:	0f 85 39 fe ff ff    	jne    0xfffffffffffffe62
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	e9 30 fe ff ff       	jmp    0xfffffffffffffe62
  32:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
  39:	fc ff df 
  3c:	4c 89 fa             	mov    %r15,%rdx
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	e9 30 fe ff ff       	jmp    0xfffffffffffffe38
   8:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
   f:	fc ff df 
  12:	4c 89 fa             	mov    %r15,%rdx
  15:	48                   	rex.W
[   42.593138][  T505] RSP: 0018:ffffc90000a27140 EFLAGS: 00010246
[   42.593507][  T505] RAX: 0000000000000000 RBX: ffff8880094e4000 RCX: 0000000000000001
[   42.593956][  T505] RDX: 0000000000000000 RSI: ffffffff8709b941 RDI: ffffffff868555e0
[   42.594389][  T505] RBP: ffffc90000a27230 R08: ffff888005093800 R09: 0000000000000000
[   42.594855][  T505] R10: ffffc90000a275c8 R11: ffffffff87e50668 R12: 1ffff92000144e2c
[   42.595312][  T505] R13: 00000000000007d0 R14: ffffc90000a27880 R15: ffff88800eba18e0
[   42.595742][  T505] FS:  00007faf42fc0800(0000) GS:ffff8880ad137000(0000) knlGS:0000000000000000
[   42.596285][  T505] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   42.596651][  T505] CR2: 00000000004e5ab0 CR3: 000000000b997002 CR4: 0000000000772ef0
[   42.597100][  T505] PKRU: 55555554
[   42.597321][  T505] Call Trace:
[   42.597537][  T505]  <TASK>
[ 42.597685][ T505] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 42.597998][ T505] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 42.598291][ T505] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 42.598587][ T505] ? __pfx_validate_linkmsg (net/core/rtnetlink.c:2660) 
[ 42.598896][ T505] ? is_bpf_text_address (kernel/bpf/core.c:777) 
[ 42.599189][ T505] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[ 42.599506][ T505] do_setlink.constprop.0 (net/core/rtnetlink.c:3106) 
[ 42.599826][ T505] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 42.600197][ T505] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 42.600489][ T505] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 42.600790][ T505] ? __kernel_text_address (kernel/extable.c:79) 
[ 42.601095][ T505] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 42.601389][ 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) 
[ 42.601677][ T505] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 42.602051][ T505] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 42.602344][ T505] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 42.602629][ T505] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 42.602935][ T505] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 42.603237][ T505] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 42.603528][ T505] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 42.603831][ T505] ? __create_object (mm/kmemleak.c:771) 
[ 42.604127][ T505] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 42.604422][ T505] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 42.604722][ T505] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 42.605100][ T505] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 42.605400][ T505] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 42.605707][ T505] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 42.606012][ T505] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 42.606312][ T505] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 42.606605][ T505] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 42.606901][ T505] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 42.607195][ T505] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 42.607486][ T505] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 42.607797][ T505] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 42.608103][ T505] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 42.608398][ T505] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 42.608692][ T505] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 42.609015][ T505] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 42.609320][ T505] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 42.609607][ 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) 
[ 42.609921][ T505] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 42.610219][ T505] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 42.610514][ T505] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 42.610825][ T505] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 42.611121][ T505] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 42.611416][ T505] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 42.611719][ T505] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 42.612024][ T505] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 42.612325][ T505] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 42.612702][ T505] ___sys_sendmsg (net/socket.c:2670) 
[ 42.613051][ T505] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 42.613342][ 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) 
[ 42.613706][ T505] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 42.614014][ T505] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 42.614309][ T505] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 42.614614][ T505] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 42.614930][ 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) 
[ 42.615226][ T505] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 42.615525][ T505] __sys_sendmsg (net/socket.c:2700) 
[ 42.615825][ T505] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 42.616187][ T505] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 42.616492][ T505] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 42.616812][ T505] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 42.617108][ T505] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   42.617468][  T505] RIP: 0033:0x7faf4318d1e7
[ 42.617774][ 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)
[   42.618853][  T505] RSP: 002b:00007ffecc4e5708 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   42.619300][  T505] RAX: ffffffffffffffda RBX: 00007ffecc4e5e30 RCX: 00007faf4318d1e7
[   42.619741][  T505] RDX: 0000000000000000 RSI: 00007ffecc4e5770 RDI: 0000000000000005
[   42.620189][  T505] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000078
[   42.620622][  T505] R10: 00007faf4308aee8 R11: 0000000000000246 R12: 0000000000000004
[   42.621082][  T505] R13: 00000000686e1374 R14: 0000000000499600 R15: 0000000000000000
| [   42.750862][  T506] ------------[ cut here ]------------
| [ 42.751198][ 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) 
| [   42.751773][  T506] Modules linked in: act_gact cls_flower sch_ingress ip6_gre ip6_tunnel tunnel6 gre 8021q dummy vrf veth
| [   42.753402][  T506] Tainted: [W]=WARN
[   42.753615][  T506] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 42.753980][ 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) 
[ 42.754274][ T506] Code: 00 00 8b 05 d7 bc 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 1a 63 7b 00 85 c0 0f 85 39 fe ff ff 90 <0f> 0b 90 e9 30 fe ff ff 48 b8 00 00 00 00 00 fc ff df 4c 89 fa 48
All code
========
   0:	00 00                	add    %al,(%rax)
   2:	8b 05 d7 bc 3a 02    	mov    0x23abcd7(%rip),%eax        # 0x23abcdf
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb a0 0c 00 00 	lea    0xca0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 1a 63 7b 00       	call   0x7b633b
  21:	85 c0                	test   %eax,%eax
  23:	0f 85 39 fe ff ff    	jne    0xfffffffffffffe62
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	e9 30 fe ff ff       	jmp    0xfffffffffffffe62
  32:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
  39:	fc ff df 
  3c:	4c 89 fa             	mov    %r15,%rdx
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	e9 30 fe ff ff       	jmp    0xfffffffffffffe38
   8:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
   f:	fc ff df 
  12:	4c 89 fa             	mov    %r15,%rdx
  15:	48                   	rex.W
[   42.755304][  T506] RSP: 0018:ffffc90000a77140 EFLAGS: 00010246
[   42.755665][  T506] RAX: 0000000000000000 RBX: ffff88800b109000 RCX: 0000000000000001
[   42.756094][  T506] RDX: 0000000000000000 RSI: ffffffff8709b941 RDI: ffffffff868555e0
[   42.756517][  T506] RBP: ffffc90000a77230 R08: ffff88800efc3800 R09: 0000000000000000
[   42.756950][  T506] R10: ffffc90000a775c8 R11: ffffffff87e50668 R12: 1ffff9200014ee2c
[   42.757367][  T506] R13: 00000000000007d0 R14: ffffc90000a77880 R15: ffff88800505f4e0
[   42.757803][  T506] FS:  00007f20d1178800(0000) GS:ffff8880ad237000(0000) knlGS:0000000000000000
[   42.758292][  T506] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   42.758639][  T506] CR2: 00000000004e55b8 CR3: 0000000005155002 CR4: 0000000000772ef0
[   42.759094][  T506] PKRU: 55555554
[   42.759306][  T506] Call Trace:
[   42.759513][  T506]  <TASK>
[ 42.759653][ T506] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 42.759965][ T506] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 42.760274][ T506] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 42.760556][ T506] ? __pfx_validate_linkmsg (net/core/rtnetlink.c:2660) 
[ 42.760855][ T506] ? is_bpf_text_address (kernel/bpf/core.c:777) 
[ 42.761136][ T506] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[ 42.761418][ T506] do_setlink.constprop.0 (net/core/rtnetlink.c:3106) 
[ 42.761703][ T506] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 42.762087][ T506] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 42.762371][ T506] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 42.762642][ T506] ? __kernel_text_address (kernel/extable.c:79) 
[ 42.762941][ T506] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 42.763222][ 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) 
[ 42.763498][ T506] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 42.763866][ T506] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 42.764182][ T506] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 42.764464][ T506] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 42.764756][ T506] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 42.765083][ T506] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 42.765364][ T506] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 42.765641][ T506] ? __create_object (mm/kmemleak.c:771) 
[ 42.765964][ T506] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 42.766245][ T506] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 42.766529][ T506] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 42.766880][ T506] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 42.767179][ T506] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 42.767464][ T506] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 42.767740][ T506] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 42.768065][ T506] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 42.768350][ T506] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 42.768623][ T506] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 42.768939][ T506] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 42.769255][ T506] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 42.769551][ T506] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 42.769853][ T506] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 42.770152][ T506] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 42.770441][ T506] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 42.770730][ T506] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 42.771076][ T506] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 42.771357][ 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) 
[ 42.771637][ T506] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 42.771945][ T506] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 42.772254][ T506] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 42.772546][ T506] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 42.772852][ T506] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 42.773153][ T506] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 42.773440][ T506] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 42.773751][ T506] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 42.774050][ T506] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 42.774435][ T506] ___sys_sendmsg (net/socket.c:2670) 
[ 42.774729][ T506] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 42.775027][ 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) 
[ 42.775419][ T506] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 42.775708][ T506] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 42.776016][ T506] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 42.776313][ T506] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 42.776601][ 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) 
[ 42.776889][ T506] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 42.777186][ T506] __sys_sendmsg (net/socket.c:2700) 
[ 42.777483][ T506] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 42.777851][ T506] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 42.778172][ T506] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 42.778481][ T506] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 42.778771][ T506] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   42.779161][  T506] RIP: 0033:0x7f20d13451e7
[ 42.779471][ 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)
[   42.780553][  T506] RSP: 002b:00007fff78a279f8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   42.780989][  T506] RAX: ffffffffffffffda RBX: 00007fff78a28120 RCX: 00007f20d13451e7
[   42.781442][  T506] RDX: 0000000000000000 RSI: 00007fff78a27a60 RDI: 0000000000000005
[   42.781909][  T506] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000078
[   42.782329][  T506] R10: 00007f20d1242ee8 R11: 0000000000000246 R12: 0000000000000004
[   42.782763][  T506] R13: 00000000686e1374 R14: 0000000000499600 R15: 0000000000000000
| [   42.915074][  T507] ------------[ cut here ]------------
| [ 42.915391][ 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) 
| [   42.915969][  T507] Modules linked in: act_gact cls_flower sch_ingress ip6_gre ip6_tunnel tunnel6 gre 8021q dummy vrf veth
| [   42.917396][  T507] Tainted: [W]=WARN
[   42.917609][  T507] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 42.917968][ 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) 
[ 42.918254][ T507] Code: 00 00 8b 05 d7 bc 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 1a 63 7b 00 85 c0 0f 85 39 fe ff ff 90 <0f> 0b 90 e9 30 fe ff ff 48 b8 00 00 00 00 00 fc ff df 4c 89 fa 48
All code
========
   0:	00 00                	add    %al,(%rax)
   2:	8b 05 d7 bc 3a 02    	mov    0x23abcd7(%rip),%eax        # 0x23abcdf
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb a0 0c 00 00 	lea    0xca0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 1a 63 7b 00       	call   0x7b633b
  21:	85 c0                	test   %eax,%eax
  23:	0f 85 39 fe ff ff    	jne    0xfffffffffffffe62
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	e9 30 fe ff ff       	jmp    0xfffffffffffffe62
  32:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
  39:	fc ff df 
  3c:	4c 89 fa             	mov    %r15,%rdx
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	e9 30 fe ff ff       	jmp    0xfffffffffffffe38
   8:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
   f:	fc ff df 
  12:	4c 89 fa             	mov    %r15,%rdx
  15:	48                   	rex.W
[   42.919261][  T507] RSP: 0018:ffffc90000587140 EFLAGS: 00010246
[   42.919612][  T507] RAX: 0000000000000000 RBX: ffff888005951000 RCX: 0000000000000001
[   42.920031][  T507] RDX: 0000000000000000 RSI: ffffffff8709b941 RDI: ffffffff868555e0
[   42.920453][  T507] RBP: ffffc90000587230 R08: ffff888009bd6800 R09: 0000000000000000
[   42.920873][  T507] R10: ffffc900005875c8 R11: ffffffff87e50668 R12: 1ffff920000b0e2c
[   42.921287][  T507] R13: 00000000000007d0 R14: ffffc90000587880 R15: ffff88800505ea60
[   42.921700][  T507] FS:  00007fbedcb26800(0000) GS:ffff8880ad0b7000(0000) knlGS:0000000000000000
[   42.922197][  T507] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   42.922546][  T507] CR2: 00000000004e5ac8 CR3: 000000000c91f006 CR4: 0000000000772ef0
[   42.922968][  T507] PKRU: 55555554
[   42.923177][  T507] Call Trace:
[   42.923387][  T507]  <TASK>
[ 42.923527][ T507] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 42.923827][ T507] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 42.924101][ T507] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 42.924388][ T507] ? __pfx_validate_linkmsg (net/core/rtnetlink.c:2660) 
[ 42.924680][ T507] ? is_bpf_text_address (kernel/bpf/core.c:777) 
[ 42.924973][ T507] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[ 42.925256][ T507] do_setlink.constprop.0 (net/core/rtnetlink.c:3106) 
[ 42.925540][ T507] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 42.925906][ T507] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 42.926188][ T507] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 42.926461][ T507] ? __kernel_text_address (kernel/extable.c:79) 
[ 42.926738][ T507] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 42.927027][ 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) 
[ 42.927307][ T507] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 42.927646][ T507] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 42.927950][ T507] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 42.928231][ T507] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 42.928506][ T507] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 42.928799][ T507] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 42.929094][ T507] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 42.929373][ T507] ? __create_object (mm/kmemleak.c:771) 
[ 42.929652][ T507] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 42.929948][ T507] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 42.930222][ T507] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 42.930571][ T507] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 42.930863][ T507] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 42.931144][ T507] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 42.931421][ T507] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 42.931700][ T507] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 42.931989][ T507] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 42.932261][ T507] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 42.932537][ T507] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 42.932830][ T507] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 42.933109][ T507] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 42.933388][ T507] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 42.933667][ T507] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 42.933960][ T507] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 42.934236][ T507] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 42.934523][ T507] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 42.934825][ 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) 
[ 42.935104][ T507] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 42.935381][ T507] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 42.935654][ T507] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 42.935948][ T507] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 42.936227][ T507] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 42.936503][ T507] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 42.936810][ T507] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 42.937096][ T507] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 42.937367][ T507] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 42.937721][ T507] ___sys_sendmsg (net/socket.c:2670) 
[ 42.938006][ T507] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 42.938281][ 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) 
[ 42.938622][ T507] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 42.938917][ T507] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 42.939195][ T507] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 42.939473][ T507] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 42.939751][ 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) 
[ 42.940041][ T507] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 42.940325][ T507] __sys_sendmsg (net/socket.c:2700) 
[ 42.940596][ T507] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 42.940951][ T507] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 42.941241][ T507] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 42.941518][ T507] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 42.941813][ T507] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   42.942174][  T507] RIP: 0033:0x7fbedccf31e7
[ 42.942474][ 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)
[   42.943540][  T507] RSP: 002b:00007ffe4e600c48 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   42.943994][  T507] RAX: ffffffffffffffda RBX: 00007ffe4e601370 RCX: 00007fbedccf31e7
[   42.944431][  T507] RDX: 0000000000000000 RSI: 00007ffe4e600cb0 RDI: 0000000000000005
[   42.944891][  T507] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000078
[   42.945338][  T507] R10: 00007fbedcbf0ee8 R11: 0000000000000246 R12: 0000000000000004
[   42.945792][  T507] R13: 00000000686e1374 R14: 0000000000499600 R15: 0000000000000000
| [   43.063476][  T508] ------------[ cut here ]------------
| [ 43.063811][ 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) 
| [   43.064367][  T508] Modules linked in: act_gact cls_flower sch_ingress ip6_gre ip6_tunnel tunnel6 gre 8021q dummy vrf veth
| [   43.065579][  T508] Tainted: [W]=WARN
[   43.065811][  T508] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 43.066184][ 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) 
[ 43.066495][ T508] Code: 00 00 8b 05 d7 bc 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 1a 63 7b 00 85 c0 0f 85 39 fe ff ff 90 <0f> 0b 90 e9 30 fe ff ff 48 b8 00 00 00 00 00 fc ff df 4c 89 fa 48
All code
========
   0:	00 00                	add    %al,(%rax)
   2:	8b 05 d7 bc 3a 02    	mov    0x23abcd7(%rip),%eax        # 0x23abcdf
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb a0 0c 00 00 	lea    0xca0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 1a 63 7b 00       	call   0x7b633b
  21:	85 c0                	test   %eax,%eax
  23:	0f 85 39 fe ff ff    	jne    0xfffffffffffffe62
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	e9 30 fe ff ff       	jmp    0xfffffffffffffe62
  32:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
  39:	fc ff df 
  3c:	4c 89 fa             	mov    %r15,%rdx
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	e9 30 fe ff ff       	jmp    0xfffffffffffffe38
   8:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
   f:	fc ff df 
  12:	4c 89 fa             	mov    %r15,%rdx
  15:	48                   	rex.W
[   43.068819][  T508] RSP: 0018:ffffc90000a77140 EFLAGS: 00010246
[   43.069185][  T508] RAX: 0000000000000000 RBX: ffff888005954000 RCX: 0000000000000001
[   43.069600][  T508] RDX: 0000000000000000 RSI: ffffffff8709b941 RDI: ffffffff868555e0
[   43.070156][  T508] RBP: ffffc90000a77230 R08: ffff888005b60800 R09: 0000000000000000
[   43.070568][  T508] R10: ffffc90000a775c8 R11: ffffffff87e50668 R12: 1ffff9200014ee2c
[   43.071122][  T508] R13: 00000000000007d0 R14: ffffc90000a77880 R15: ffff88800505dfe0
[   43.071535][  T508] FS:  00007f0e86efd800(0000) GS:ffff8880ad237000(0000) knlGS:0000000000000000
[   43.072153][  T508] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   43.072505][  T508] CR2: 00000000004e5ac0 CR3: 000000000284f005 CR4: 0000000000772ef0
[   43.073078][  T508] PKRU: 55555554
[   43.073299][  T508] Call Trace:
[   43.073509][  T508]  <TASK>
[ 43.073648][ T508] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 43.073970][ T508] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 43.074247][ T508] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 43.074524][ T508] ? __pfx_validate_linkmsg (net/core/rtnetlink.c:2660) 
[ 43.074834][ T508] ? is_bpf_text_address (kernel/bpf/core.c:777) 
[ 43.075146][ T508] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[ 43.075440][ T508] do_setlink.constprop.0 (net/core/rtnetlink.c:3106) 
[ 43.075730][ T508] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 43.076091][ T508] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 43.076368][ T508] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 43.076648][ T508] ? __kernel_text_address (kernel/extable.c:79) 
[ 43.076952][ T508] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 43.077232][ 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) 
[ 43.077508][ T508] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 43.077871][ T508] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 43.078167][ T508] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 43.078447][ T508] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 43.078724][ T508] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 43.079014][ T508] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 43.079296][ T508] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 43.079566][ T508] ? __create_object (mm/kmemleak.c:771) 
[ 43.079854][ T508] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 43.080129][ T508] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 43.080403][ T508] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 43.080744][ T508] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 43.081035][ T508] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 43.081322][ T508] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 43.081594][ T508] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 43.081888][ T508] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 43.082163][ T508] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 43.082433][ T508] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 43.082712][ T508] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 43.083000][ T508] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 43.083276][ T508] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 43.083560][ T508] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 43.083851][ T508] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 43.084127][ T508] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 43.084401][ T508] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 43.084696][ T508] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 43.084990][ 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) 
[ 43.085268][ T508] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 43.085552][ T508] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 43.085842][ T508] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 43.086129][ T508] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 43.086405][ T508] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 43.086680][ T508] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 43.086980][ T508] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 43.087260][ T508] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 43.087538][ T508] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 43.087903][ T508] ___sys_sendmsg (net/socket.c:2670) 
[ 43.088176][ T508] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 43.088450][ 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) 
[ 43.088809][ T508] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 43.089086][ T508] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 43.089364][ T508] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 43.089652][ T508] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 43.089956][ 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) 
[ 43.090231][ T508] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 43.090513][ T508] __sys_sendmsg (net/socket.c:2700) 
[ 43.090808][ T508] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 43.091147][ T508] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 43.091434][ T508] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 43.091709][ T508] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 43.092003][ T508] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   43.092342][  T508] RIP: 0033:0x7f0e870ca1e7
[ 43.092626][ 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)
[   43.093613][  T508] RSP: 002b:00007ffe350c0148 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   43.094051][  T508] RAX: ffffffffffffffda RBX: 00007ffe350c0870 RCX: 00007f0e870ca1e7
[   43.094462][  T508] RDX: 0000000000000000 RSI: 00007ffe350c01b0 RDI: 0000000000000005
[   43.094894][  T508] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000078
[   43.095310][  T508] R10: 00007f0e86fc7ee8 R11: 0000000000000246 R12: 0000000000000004
[   43.095731][  T508] R13: 00000000686e1374 R14: 0000000000499600 R15: 0000000000000000
| [   43.219646][  T509] ------------[ cut here ]------------
| [ 43.220388][ 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) 
| [   43.220989][  T509] Modules linked in: act_gact cls_flower sch_ingress ip6_gre ip6_tunnel tunnel6 gre 8021q dummy vrf veth
| [   43.222213][  T509] Tainted: [W]=WARN
[   43.222433][  T509] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 43.222809][ 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) 
[ 43.223114][ T509] Code: 00 00 8b 05 d7 bc 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 1a 63 7b 00 85 c0 0f 85 39 fe ff ff 90 <0f> 0b 90 e9 30 fe ff ff 48 b8 00 00 00 00 00 fc ff df 4c 89 fa 48
All code
========
   0:	00 00                	add    %al,(%rax)
   2:	8b 05 d7 bc 3a 02    	mov    0x23abcd7(%rip),%eax        # 0x23abcdf
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb a0 0c 00 00 	lea    0xca0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 1a 63 7b 00       	call   0x7b633b
  21:	85 c0                	test   %eax,%eax
  23:	0f 85 39 fe ff ff    	jne    0xfffffffffffffe62
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	e9 30 fe ff ff       	jmp    0xfffffffffffffe62
  32:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
  39:	fc ff df 
  3c:	4c 89 fa             	mov    %r15,%rdx
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	e9 30 fe ff ff       	jmp    0xfffffffffffffe38
   8:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
   f:	fc ff df 
  12:	4c 89 fa             	mov    %r15,%rdx
  15:	48                   	rex.W
[   43.224169][  T509] RSP: 0018:ffffc900005c7140 EFLAGS: 00010246
[   43.224518][  T509] RAX: 0000000000000000 RBX: ffff88800ec79000 RCX: 0000000000000001
[   43.224955][  T509] RDX: 0000000000000000 RSI: ffffffff8709b941 RDI: ffffffff868555e0
[   43.225371][  T509] RBP: ffffc900005c7230 R08: ffff88800bade800 R09: 0000000000000000
[   43.225806][  T509] R10: ffffc900005c75c8 R11: ffffffff87e50668 R12: 1ffff920000b8e2c
[   43.226223][  T509] R13: 00000000000007d0 R14: ffffc900005c7880 R15: ffff88800505d560
[   43.226637][  T509] FS:  00007facb8dc7800(0000) GS:ffff8880ad0b7000(0000) knlGS:0000000000000000
[   43.227164][  T509] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   43.227512][  T509] CR2: 00000000004e73f0 CR3: 00000000027b9002 CR4: 0000000000772ef0
[   43.227945][  T509] PKRU: 55555554
[   43.228153][  T509] Call Trace:
[   43.228359][  T509]  <TASK>
[ 43.228499][ T509] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 43.228800][ T509] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 43.229136][ T509] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 43.229434][ T509] ? __pfx_validate_linkmsg (net/core/rtnetlink.c:2660) 
[ 43.229725][ T509] ? is_bpf_text_address (kernel/bpf/core.c:777) 
[ 43.230026][ T509] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[ 43.230306][ T509] do_setlink.constprop.0 (net/core/rtnetlink.c:3106) 
[ 43.230628][ T509] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 43.230997][ T509] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 43.231310][ T509] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 43.231590][ T509] ? __kernel_text_address (kernel/extable.c:79) 
[ 43.231896][ T509] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 43.232178][ 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) 
[ 43.232453][ T509] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 43.232809][ T509] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 43.233105][ T509] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 43.233396][ T509] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 43.233686][ T509] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 43.233995][ T509] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 43.234287][ T509] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 43.234572][ T509] ? __create_object (mm/kmemleak.c:771) 
[ 43.234891][ T509] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 43.235169][ T509] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 43.235444][ T509] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 43.235806][ T509] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 43.236092][ T509] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 43.236381][ T509] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 43.236661][ T509] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 43.236951][ T509] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 43.237229][ T509] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 43.237502][ T509] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 43.237796][ T509] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 43.238081][ T509] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 43.238359][ T509] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 43.238644][ T509] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 43.238939][ T509] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 43.239218][ T509] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 43.239491][ T509] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 43.239793][ T509] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 43.240070][ 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) 
[ 43.240358][ T509] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 43.240636][ T509] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 43.240935][ T509] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 43.241228][ T509] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 43.241506][ T509] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 43.241815][ T509] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 43.242101][ T509] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 43.242382][ T509] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 43.242660][ T509] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 43.243024][ T509] ___sys_sendmsg (net/socket.c:2670) 
[ 43.243298][ T509] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 43.243573][ 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) 
[ 43.243933][ T509] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 43.244214][ T509] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 43.244492][ T509] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 43.244811][ T509] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 43.245088][ 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) 
[ 43.245363][ T509] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 43.245646][ T509] __sys_sendmsg (net/socket.c:2700) 
[ 43.245943][ T509] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 43.246289][ T509] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 43.246579][ T509] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 43.246878][ T509] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 43.247157][ T509] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   43.247506][  T509] RIP: 0033:0x7facb8f941e7
[ 43.247809][ 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)
[   43.248814][  T509] RSP: 002b:00007fff2600d9a8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   43.249252][  T509] RAX: ffffffffffffffda RBX: 00007fff2600e0d0 RCX: 00007facb8f941e7
[   43.249665][  T509] RDX: 0000000000000000 RSI: 00007fff2600da10 RDI: 0000000000000005
[   43.250090][  T509] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000078
[   43.250503][  T509] R10: 00007facb8e91ee8 R11: 0000000000000246 R12: 0000000000000004
[   43.250936][  T509] R13: 00000000686e1375 R14: 0000000000499600 R15: 0000000000000000
| [   43.389551][  T510] ------------[ cut here ]------------
| [ 43.389926][ T510] WARNING: CPU: 2 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) 
| [   43.390495][  T510] Modules linked in: act_gact cls_flower sch_ingress ip6_gre ip6_tunnel tunnel6 gre 8021q dummy vrf veth
| [   43.392025][  T510] Tainted: [W]=WARN
[   43.392293][  T510] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 43.392650][ 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) 
[ 43.392976][ T510] Code: 00 00 8b 05 d7 bc 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 1a 63 7b 00 85 c0 0f 85 39 fe ff ff 90 <0f> 0b 90 e9 30 fe ff ff 48 b8 00 00 00 00 00 fc ff df 4c 89 fa 48
All code
========
   0:	00 00                	add    %al,(%rax)
   2:	8b 05 d7 bc 3a 02    	mov    0x23abcd7(%rip),%eax        # 0x23abcdf
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb a0 0c 00 00 	lea    0xca0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 1a 63 7b 00       	call   0x7b633b
  21:	85 c0                	test   %eax,%eax
  23:	0f 85 39 fe ff ff    	jne    0xfffffffffffffe62
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	e9 30 fe ff ff       	jmp    0xfffffffffffffe62
  32:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
  39:	fc ff df 
  3c:	4c 89 fa             	mov    %r15,%rdx
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	e9 30 fe ff ff       	jmp    0xfffffffffffffe38
   8:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
   f:	fc ff df 
  12:	4c 89 fa             	mov    %r15,%rdx
  15:	48                   	rex.W
[   43.393988][  T510] RSP: 0018:ffffc900005c7140 EFLAGS: 00010246
[   43.394359][  T510] RAX: 0000000000000000 RBX: ffff88800b971000 RCX: 0000000000000001
[   43.394829][  T510] RDX: 0000000000000000 RSI: ffffffff8709b941 RDI: ffffffff868555e0
[   43.395263][  T510] RBP: ffffc900005c7230 R08: ffff88800b130800 R09: 0000000000000000
[   43.395686][  T510] R10: ffffc900005c75c8 R11: ffffffff87e50668 R12: 1ffff920000b8e2c
[   43.396143][  T510] R13: 00000000000007d0 R14: ffffc900005c7880 R15: ffff88800505cae0
[   43.396572][  T510] FS:  00007f6b60a2d800(0000) GS:ffff8880ad1b7000(0000) knlGS:0000000000000000
[   43.397086][  T510] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   43.397445][  T510] CR2: 00000000004e5ab8 CR3: 000000000c8f0003 CR4: 0000000000772ef0
[   43.397903][  T510] PKRU: 55555554
[   43.398121][  T510] Call Trace:
[   43.398341][  T510]  <TASK>
[ 43.398496][ T510] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 43.398819][ T510] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 43.399120][ T510] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 43.399412][ T510] ? __pfx_validate_linkmsg (net/core/rtnetlink.c:2660) 
[ 43.399701][ T510] ? is_bpf_text_address (kernel/bpf/core.c:777) 
[ 43.400023][ T510] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[ 43.400316][ T510] do_setlink.constprop.0 (net/core/rtnetlink.c:3106) 
[ 43.400612][ T510] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 43.401013][ T510] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 43.401299][ T510] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 43.401586][ T510] ? __kernel_text_address (kernel/extable.c:79) 
[ 43.401899][ T510] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 43.402199][ 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) 
[ 43.402485][ T510] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 43.402864][ T510] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 43.403157][ T510] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 43.403446][ T510] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 43.403728][ T510] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 43.404058][ T510] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 43.404351][ T510] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 43.404636][ T510] ? __create_object (mm/kmemleak.c:771) 
[ 43.404964][ T510] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 43.405257][ T510] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 43.405545][ T510] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 43.405925][ T510] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 43.406221][ T510] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 43.406514][ T510] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 43.406834][ T510] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 43.407132][ T510] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 43.407420][ T510] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 43.407706][ T510] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 43.408046][ T510] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 43.408335][ T510] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 43.408627][ T510] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 43.408944][ T510] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 43.409250][ T510] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 43.409535][ T510] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 43.409843][ T510] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 43.410144][ T510] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 43.410430][ 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) 
[ 43.410720][ T510] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 43.411045][ T510] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 43.411339][ T510] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 43.411633][ T510] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 43.411967][ T510] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 43.412258][ T510] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 43.412556][ T510] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 43.412880][ T510] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 43.413174][ T510] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 43.413550][ T510] ___sys_sendmsg (net/socket.c:2670) 
[ 43.413860][ T510] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 43.414152][ 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) 
[ 43.414506][ T510] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 43.414848][ T510] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 43.415143][ T510] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 43.415436][ T510] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 43.415733][ 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) 
[ 43.416074][ T510] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 43.416372][ T510] __sys_sendmsg (net/socket.c:2700) 
[ 43.416658][ T510] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 43.417035][ T510] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 43.417335][ T510] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 43.417625][ T510] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 43.417955][ T510] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   43.418311][  T510] RIP: 0033:0x7f6b60bfa1e7
[ 43.418607][ 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)
[   43.419626][  T510] RSP: 002b:00007ffdb4ee9a88 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   43.420111][  T510] RAX: ffffffffffffffda RBX: 00007ffdb4eea1b0 RCX: 00007f6b60bfa1e7
[   43.420541][  T510] RDX: 0000000000000000 RSI: 00007ffdb4ee9af0 RDI: 0000000000000005
[   43.420989][  T510] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000078
[   43.421410][  T510] R10: 00007f6b60af7ee8 R11: 0000000000000246 R12: 0000000000000004
[   43.421872][  T510] R13: 00000000686e1375 R14: 0000000000499600 R15: 0000000000000000
| [   43.529097][  T511] ------------[ cut here ]------------
| [ 43.529431][ T511] WARNING: CPU: 3 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) 
| [   43.530011][  T511] Modules linked in: act_gact cls_flower sch_ingress ip6_gre ip6_tunnel tunnel6 gre 8021q dummy vrf veth
| [   43.531194][  T511] Tainted: [W]=WARN
[   43.531403][  T511] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 43.531757][ 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) 
[ 43.532058][ T511] Code: 00 00 8b 05 d7 bc 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 1a 63 7b 00 85 c0 0f 85 39 fe ff ff 90 <0f> 0b 90 e9 30 fe ff ff 48 b8 00 00 00 00 00 fc ff df 4c 89 fa 48
All code
========
   0:	00 00                	add    %al,(%rax)
   2:	8b 05 d7 bc 3a 02    	mov    0x23abcd7(%rip),%eax        # 0x23abcdf
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb a0 0c 00 00 	lea    0xca0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 1a 63 7b 00       	call   0x7b633b
  21:	85 c0                	test   %eax,%eax
  23:	0f 85 39 fe ff ff    	jne    0xfffffffffffffe62
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	e9 30 fe ff ff       	jmp    0xfffffffffffffe62
  32:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
  39:	fc ff df 
  3c:	4c 89 fa             	mov    %r15,%rdx
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	e9 30 fe ff ff       	jmp    0xfffffffffffffe38
   8:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
   f:	fc ff df 
  12:	4c 89 fa             	mov    %r15,%rdx
  15:	48                   	rex.W
[   43.533063][  T511] RSP: 0018:ffffc90000bb7140 EFLAGS: 00010246
[   43.533425][  T511] RAX: 0000000000000000 RBX: ffff88800ca49000 RCX: 0000000000000001
[   43.533855][  T511] RDX: 0000000000000000 RSI: ffffffff8709b941 RDI: ffffffff868555e0
[   43.534275][  T511] RBP: ffffc90000bb7230 R08: ffff88800b8e6800 R09: 0000000000000000
[   43.534727][  T511] R10: ffffc90000bb75c8 R11: ffffffff87e50668 R12: 1ffff92000176e2c
[   43.535224][  T511] R13: 00000000000007d0 R14: ffffc90000bb7880 R15: ffff88800505c060
[   43.535645][  T511] FS:  00007f550c4bc800(0000) GS:ffff8880ad237000(0000) knlGS:0000000000000000
[   43.536148][  T511] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   43.536503][  T511] CR2: 00000000004e59c0 CR3: 000000000aba7001 CR4: 0000000000772ef0
[   43.536962][  T511] PKRU: 55555554
[   43.537171][  T511] Call Trace:
[   43.537375][  T511]  <TASK>
[ 43.537516][ T511] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 43.537832][ T511] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 43.538111][ T511] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 43.538392][ T511] ? __pfx_validate_linkmsg (net/core/rtnetlink.c:2660) 
[ 43.538675][ T511] ? is_bpf_text_address (kernel/bpf/core.c:777) 
[ 43.538978][ T511] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[ 43.539264][ T511] do_setlink.constprop.0 (net/core/rtnetlink.c:3106) 
[ 43.539548][ T511] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 43.539922][ T511] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 43.540201][ T511] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 43.540483][ T511] ? __kernel_text_address (kernel/extable.c:79) 
[ 43.540774][ T511] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 43.541079][ 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) 
[ 43.541358][ T511] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 43.541702][ T511] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 43.542008][ T511] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 43.542285][ T511] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 43.542564][ T511] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 43.542880][ T511] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 43.543163][ T511] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 43.543436][ T511] ? __create_object (mm/kmemleak.c:771) 
[ 43.543716][ T511] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 43.544022][ T511] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 43.544302][ T511] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 43.544647][ T511] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 43.544984][ T511] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 43.545264][ T511] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 43.545541][ T511] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 43.545831][ T511] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 43.546123][ T511] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 43.546396][ T511] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 43.546670][ T511] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 43.546966][ T511] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 43.547253][ T511] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 43.547533][ T511] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 43.547825][ T511] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 43.548114][ T511] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 43.548394][ T511] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 43.548681][ T511] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 43.548990][ 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) 
[ 43.549275][ T511] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 43.549553][ T511] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 43.549878][ T511] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 43.550193][ T511] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 43.550471][ T511] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 43.550744][ T511] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 43.551053][ T511] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 43.551344][ T511] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 43.551616][ T511] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 43.551976][ T511] ___sys_sendmsg (net/socket.c:2670) 
[ 43.552264][ T511] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 43.552538][ 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) 
[ 43.552891][ T511] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 43.553179][ T511] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 43.553472][ T511] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 43.553756][ T511] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 43.554074][ 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) 
[ 43.554358][ T511] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 43.554641][ T511] __sys_sendmsg (net/socket.c:2700) 
[ 43.554954][ T511] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 43.555330][ T511] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 43.555627][ T511] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 43.555916][ T511] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 43.556215][ T511] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   43.556575][  T511] RIP: 0033:0x7f550c6891e7
[ 43.556877][ 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)
[   43.557896][  T511] RSP: 002b:00007fff0bceaac8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   43.558329][  T511] RAX: ffffffffffffffda RBX: 00007fff0bceb1f0 RCX: 00007f550c6891e7
[   43.558741][  T511] RDX: 0000000000000000 RSI: 00007fff0bceab30 RDI: 0000000000000005
[   43.559174][  T511] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000078
[   43.559597][  T511] R10: 00007f550c586ee8 R11: 0000000000000246 R12: 0000000000000004


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