======================================
| [   35.354142][  T420] GACT probability NOT on
| [   41.393295][  T477] ------------[ cut here ]------------
| [ 41.394083][ T477] WARNING: CPU: 2 PID: 477 at ./include/net/netdev_lock.h:17 netif_set_mtu_ext (./include/net/netdev_lock.h:17 ./include/net/netdev_lock.h:15 ./include/net/netdev_lock.h:25 net/core/dev.c:9610) 
| [   41.394730][  T477] Modules linked in: act_gact cls_flower sch_ingress ip6_gre ip6_tunnel tunnel6 gre 8021q vrf veth
[   41.396007][  T477] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 41.396412][ T477] RIP: 0010:netif_set_mtu_ext (./include/net/netdev_lock.h:17 ./include/net/netdev_lock.h:15 ./include/net/netdev_lock.h:25 net/core/dev.c:9610) 
[ 41.396741][ T477] Code: 00 00 8b 05 b7 bb 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 fa 61 7b 00 85 c0 0f 85 39 fe ff ff 90 <0f> 0b 90 e9 30 fe ff ff 48 b8 00 00 00 00 00 fc ff df 4c 89 fa 48
All code
========
   0:	00 00                	add    %al,(%rax)
   2:	8b 05 b7 bb 3a 02    	mov    0x23abbb7(%rip),%eax        # 0x23abbbf
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb a0 0c 00 00 	lea    0xca0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 fa 61 7b 00       	call   0x7b621b
  21:	85 c0                	test   %eax,%eax
  23:	0f 85 39 fe ff ff    	jne    0xfffffffffffffe62
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	e9 30 fe ff ff       	jmp    0xfffffffffffffe62
  32:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
  39:	fc ff df 
  3c:	4c 89 fa             	mov    %r15,%rdx
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	e9 30 fe ff ff       	jmp    0xfffffffffffffe38
   8:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
   f:	fc ff df 
  12:	4c 89 fa             	mov    %r15,%rdx
  15:	48                   	rex.W
[   41.397838][  T477] RSP: 0018:ffffc900004c7140 EFLAGS: 00010246
[   41.398239][  T477] RAX: 0000000000000000 RBX: ffff888009b6c000 RCX: 0000000000000001
[   41.398710][  T477] RDX: 0000000000000000 RSI: ffffffffabc9b939 RDI: ffffffffab4555e0
[   41.399167][  T477] RBP: ffffc900004c7230 R08: ffff88800d1b2000 R09: 0000000000000000
[   41.399637][  T477] R10: ffffc900004c75c8 R11: ffffffffaca50668 R12: 1ffff92000098e2c
[   41.400107][  T477] R13: 00000000000007d0 R14: ffffc900004c7880 R15: ffff88800a363be0
[   41.400574][  T477] FS:  00007f6225ba5800(0000) GS:ffff8880817b7000(0000) knlGS:0000000000000000
[   41.401105][  T477] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   41.401508][  T477] CR2: 00000000004e5aa0 CR3: 000000000d334002 CR4: 0000000000772ef0
[   41.401977][  T477] PKRU: 55555554
[   41.402232][  T477] Call Trace:
[   41.402483][  T477]  <TASK>
[ 41.402659][ T477] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 41.403336][ T477] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 41.403660][ T477] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 41.403977][ T477] ? __pfx_validate_linkmsg (net/core/rtnetlink.c:2660) 
[ 41.404292][ T477] ? is_bpf_text_address (kernel/bpf/core.c:777) 
[ 41.404631][ T477] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[ 41.404955][ T477] do_setlink.constprop.0 (net/core/rtnetlink.c:3106) 
[ 41.405279][ T477] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 41.405673][ T477] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 41.405987][ T477] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 41.406296][ T477] ? __kernel_text_address (kernel/extable.c:79) 
[ 41.406619][ T477] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 41.406938][ T477] ? __mutex_trylock_common (./arch/x86/include/asm/atomic64_64.h:101 ./include/linux/atomic/atomic-arch-fallback.h:4296 ./include/linux/atomic/atomic-long.h:1482 ./include/linux/atomic/atomic-instrumented.h:4458 kernel/locking/mutex.c:113) 
[ 41.407250][ T477] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 41.407640][ T477] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 41.407956][ T477] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 41.408263][ T477] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 41.408581][ T477] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 41.408907][ T477] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 41.409226][ T477] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 41.409544][ T477] ? __create_object (mm/kmemleak.c:771) 
[ 41.409862][ T477] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 41.410159][ T477] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 41.410492][ T477] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 41.410871][ T477] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 41.411186][ T477] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 41.411506][ T477] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 41.411819][ T477] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 41.412143][ T477] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 41.412462][ T477] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 41.412764][ T477] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 41.413075][ T477] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 41.413386][ T477] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 41.413696][ T477] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 41.414005][ T477] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 41.414329][ T477] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 41.414665][ T477] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 41.414976][ T477] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 41.415277][ T477] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 41.415588][ T477] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 ./include/net/netns/generic.h:48 net/netlink/af_netlink.c:333) 
[ 41.415895][ T477] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[ 41.416204][ T477] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 41.416531][ T477] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 41.416843][ T477] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 41.417146][ T477] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 41.417461][ T477] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 41.417781][ T477] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 41.418101][ T477] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 41.418404][ T477] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 41.418783][ T477] ___sys_sendmsg (net/socket.c:2670) 
[ 41.419090][ T477] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 41.419408][ T477] ? __call_rcu_common.constprop.0 (./arch/x86/include/asm/irqflags.h:26 ./arch/x86/include/asm/irqflags.h:109 ./arch/x86/include/asm/irqflags.h:127 kernel/rcu/tree.c:3096) 
[ 41.419785][ T477] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 41.420097][ T477] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 41.420415][ T477] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 41.420729][ T477] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 41.421041][ T477] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 41.421351][ T477] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 41.421684][ T477] __sys_sendmsg (net/socket.c:2700) 
[ 41.422034][ T477] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 41.422433][ T477] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 41.422758][ T477] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 41.423071][ T477] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 41.423405][ T477] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   41.423793][  T477] RIP: 0033:0x7f6225d721e7
[ 41.424121][ T477] Code: 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b9 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 2e 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 89 54 24 1c 48 89 74 24 10
All code
========
   0:	0e                   	(bad)
   1:	00 f7                	add    %dh,%bh
   3:	d8 64 89 02          	fsubs  0x2(%rcx,%rcx,4)
   7:	48 c7 c0 ff ff ff ff 	mov    $0xffffffffffffffff,%rax
   e:	eb b9                	jmp    0xffffffffffffffc9
  10:	0f 1f 00             	nopl   (%rax)
  13:	f3 0f 1e fa          	endbr64
  17:	64 8b 04 25 18 00 00 	mov    %fs:0x18,%eax
  1e:	00 
  1f:	85 c0                	test   %eax,%eax
  21:	75 10                	jne    0x33
  23:	b8 2e 00 00 00       	mov    $0x2e,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax		<-- trapping instruction
  30:	77 51                	ja     0x83
  32:	c3                   	ret
  33:	48 83 ec 28          	sub    $0x28,%rsp
  37:	89 54 24 1c          	mov    %edx,0x1c(%rsp)
  3b:	48 89 74 24 10       	mov    %rsi,0x10(%rsp)

Code starting with the faulting instruction
===========================================
   0:	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax
   6:	77 51                	ja     0x59
   8:	c3                   	ret
   9:	48 83 ec 28          	sub    $0x28,%rsp
   d:	89 54 24 1c          	mov    %edx,0x1c(%rsp)
  11:	48 89 74 24 10       	mov    %rsi,0x10(%rsp)
[   41.425208][  T477] RSP: 002b:00007ffd3951e648 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   41.425687][  T477] RAX: ffffffffffffffda RBX: 00007ffd3951ed70 RCX: 00007f6225d721e7
[   41.426151][  T477] RDX: 0000000000000000 RSI: 00007ffd3951e6b0 RDI: 0000000000000005
[   41.426628][  T477] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000078
[   41.427092][  T477] R10: 00007f6225c6fee8 R11: 0000000000000246 R12: 0000000000000004
[   41.427568][  T477] R13: 00000000686e680a R14: 0000000000499600 R15: 0000000000000000
| [   41.540302][  T478] ------------[ cut here ]------------
| [ 41.541602][ T478] WARNING: CPU: 3 PID: 478 at ./include/net/netdev_lock.h:17 netif_set_mtu_ext (./include/net/netdev_lock.h:17 ./include/net/netdev_lock.h:15 ./include/net/netdev_lock.h:25 net/core/dev.c:9610) 
| [   41.542630][  T478] Modules linked in: act_gact cls_flower sch_ingress ip6_gre ip6_tunnel tunnel6 gre 8021q vrf veth
| [   41.544706][  T478] Tainted: [W]=WARN
[   41.545109][  T478] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 41.545746][ T478] RIP: 0010:netif_set_mtu_ext (./include/net/netdev_lock.h:17 ./include/net/netdev_lock.h:15 ./include/net/netdev_lock.h:25 net/core/dev.c:9610) 
[ 41.546258][ T478] Code: 00 00 8b 05 b7 bb 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 fa 61 7b 00 85 c0 0f 85 39 fe ff ff 90 <0f> 0b 90 e9 30 fe ff ff 48 b8 00 00 00 00 00 fc ff df 4c 89 fa 48
All code
========
   0:	00 00                	add    %al,(%rax)
   2:	8b 05 b7 bb 3a 02    	mov    0x23abbb7(%rip),%eax        # 0x23abbbf
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb a0 0c 00 00 	lea    0xca0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 fa 61 7b 00       	call   0x7b621b
  21:	85 c0                	test   %eax,%eax
  23:	0f 85 39 fe ff ff    	jne    0xfffffffffffffe62
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	e9 30 fe ff ff       	jmp    0xfffffffffffffe62
  32:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
  39:	fc ff df 
  3c:	4c 89 fa             	mov    %r15,%rdx
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	e9 30 fe ff ff       	jmp    0xfffffffffffffe38
   8:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
   f:	fc ff df 
  12:	4c 89 fa             	mov    %r15,%rdx
  15:	48                   	rex.W
[   41.548017][  T478] RSP: 0018:ffffc90000607140 EFLAGS: 00010246
[   41.548672][  T478] RAX: 0000000000000000 RBX: ffff888008b21000 RCX: 0000000000000001
[   41.549444][  T478] RDX: 0000000000000000 RSI: ffffffffabc9b939 RDI: ffffffffab4555e0
[   41.550187][  T478] RBP: ffffc90000607230 R08: ffff88800c4de800 R09: 0000000000000000
[   41.550958][  T478] R10: ffffc900006075c8 R11: ffffffffaca50668 R12: 1ffff920000c0e2c
[   41.551736][  T478] R13: 00000000000007d0 R14: ffffc90000607880 R15: ffff88800eadce60
[   41.552539][  T478] FS:  00007f7e708dd800(0000) GS:ffff888081837000(0000) knlGS:0000000000000000
[   41.553430][  T478] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   41.554074][  T478] CR2: 00000000004e5aa8 CR3: 0000000002191002 CR4: 0000000000772ef0
[   41.554622][  T478] PKRU: 55555554
[   41.554849][  T478] Call Trace:
[   41.555070][  T478]  <TASK>
[ 41.555223][ T478] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 41.555533][ T478] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 41.555996][ T478] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 41.556536][ T478] ? __pfx_validate_linkmsg (net/core/rtnetlink.c:2660) 
[ 41.557051][ T478] ? is_bpf_text_address (kernel/bpf/core.c:777) 
[ 41.557566][ T478] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[ 41.557902][ T478] do_setlink.constprop.0 (net/core/rtnetlink.c:3106) 
[ 41.558203][ T478] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 41.558585][ T478] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 41.558912][ T478] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 41.559210][ T478] ? __kernel_text_address (kernel/extable.c:79) 
[ 41.559515][ T478] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 41.559823][ T478] ? __mutex_trylock_common (./arch/x86/include/asm/atomic64_64.h:101 ./include/linux/atomic/atomic-arch-fallback.h:4296 ./include/linux/atomic/atomic-long.h:1482 ./include/linux/atomic/atomic-instrumented.h:4458 kernel/locking/mutex.c:113) 
[ 41.560118][ T478] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 41.560492][ T478] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 41.560925][ T478] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 41.561438][ T478] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 41.561935][ T478] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 41.562236][ T478] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 41.562543][ T478] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 41.562850][ T478] ? __create_object (mm/kmemleak.c:771) 
[ 41.563147][ T478] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 41.563450][ T478] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 41.563746][ T478] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 41.564124][ T478] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 41.564465][ T478] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 41.564880][ T478] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 41.565397][ T478] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 41.565785][ T478] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 41.566066][ T478] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 41.566342][ T478] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 41.566643][ T478] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 41.566934][ T478] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 41.567216][ T478] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 41.567511][ T478] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 41.567807][ T478] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 41.568090][ T478] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 41.568380][ T478] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 41.568688][ T478] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 41.568972][ T478] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 ./include/net/netns/generic.h:48 net/netlink/af_netlink.c:333) 
[ 41.569254][ T478] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[ 41.569553][ T478] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 41.569841][ T478] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 41.570128][ T478] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 41.570425][ T478] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 41.570719][ T478] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 41.571006][ T478] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 41.571302][ T478] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 41.571595][ T478] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 41.571966][ T478] ___sys_sendmsg (net/socket.c:2670) 
[ 41.572263][ T478] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 41.572554][ T478] ? __call_rcu_common.constprop.0 (./arch/x86/include/asm/irqflags.h:26 ./arch/x86/include/asm/irqflags.h:109 ./arch/x86/include/asm/irqflags.h:127 kernel/rcu/tree.c:3096) 
[ 41.572914][ T478] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 41.573205][ T478] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 41.573497][ T478] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 41.573796][ T478] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 41.574093][ T478] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 41.574392][ T478] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 41.574740][ T478] __sys_sendmsg (net/socket.c:2700) 
[ 41.575115][ T478] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 41.575475][ T478] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 41.575805][ T478] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 41.576091][ T478] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 41.576388][ T478] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   41.576755][  T478] RIP: 0033:0x7f7e70aaa1e7
[ 41.577050][ T478] Code: 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b9 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 2e 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 89 54 24 1c 48 89 74 24 10
All code
========
   0:	0e                   	(bad)
   1:	00 f7                	add    %dh,%bh
   3:	d8 64 89 02          	fsubs  0x2(%rcx,%rcx,4)
   7:	48 c7 c0 ff ff ff ff 	mov    $0xffffffffffffffff,%rax
   e:	eb b9                	jmp    0xffffffffffffffc9
  10:	0f 1f 00             	nopl   (%rax)
  13:	f3 0f 1e fa          	endbr64
  17:	64 8b 04 25 18 00 00 	mov    %fs:0x18,%eax
  1e:	00 
  1f:	85 c0                	test   %eax,%eax
  21:	75 10                	jne    0x33
  23:	b8 2e 00 00 00       	mov    $0x2e,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax		<-- trapping instruction
  30:	77 51                	ja     0x83
  32:	c3                   	ret
  33:	48 83 ec 28          	sub    $0x28,%rsp
  37:	89 54 24 1c          	mov    %edx,0x1c(%rsp)
  3b:	48 89 74 24 10       	mov    %rsi,0x10(%rsp)

Code starting with the faulting instruction
===========================================
   0:	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax
   6:	77 51                	ja     0x59
   8:	c3                   	ret
   9:	48 83 ec 28          	sub    $0x28,%rsp
   d:	89 54 24 1c          	mov    %edx,0x1c(%rsp)
  11:	48 89 74 24 10       	mov    %rsi,0x10(%rsp)
[   41.578060][  T478] RSP: 002b:00007ffe1d29c3e8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   41.578488][  T478] RAX: ffffffffffffffda RBX: 00007ffe1d29cb10 RCX: 00007f7e70aaa1e7
[   41.578904][  T478] RDX: 0000000000000000 RSI: 00007ffe1d29c450 RDI: 0000000000000005
[   41.579322][  T478] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000078
[   41.579760][  T478] R10: 00007f7e709a7ee8 R11: 0000000000000246 R12: 0000000000000004
[   41.580184][  T478] R13: 00000000686e680a R14: 0000000000499600 R15: 0000000000000000
| [   41.712704][  T479] ------------[ cut here ]------------
| [ 41.713074][ T479] WARNING: CPU: 2 PID: 479 at ./include/net/netdev_lock.h:17 netif_set_mtu_ext (./include/net/netdev_lock.h:17 ./include/net/netdev_lock.h:15 ./include/net/netdev_lock.h:25 net/core/dev.c:9610) 
| [   41.713680][  T479] Modules linked in: act_gact cls_flower sch_ingress ip6_gre ip6_tunnel tunnel6 gre 8021q vrf veth
| [   41.714887][  T479] Tainted: [W]=WARN
[   41.715112][  T479] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 41.715508][ T479] RIP: 0010:netif_set_mtu_ext (./include/net/netdev_lock.h:17 ./include/net/netdev_lock.h:15 ./include/net/netdev_lock.h:25 net/core/dev.c:9610) 
[ 41.715841][ T479] Code: 00 00 8b 05 b7 bb 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 fa 61 7b 00 85 c0 0f 85 39 fe ff ff 90 <0f> 0b 90 e9 30 fe ff ff 48 b8 00 00 00 00 00 fc ff df 4c 89 fa 48
All code
========
   0:	00 00                	add    %al,(%rax)
   2:	8b 05 b7 bb 3a 02    	mov    0x23abbb7(%rip),%eax        # 0x23abbbf
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb a0 0c 00 00 	lea    0xca0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 fa 61 7b 00       	call   0x7b621b
  21:	85 c0                	test   %eax,%eax
  23:	0f 85 39 fe ff ff    	jne    0xfffffffffffffe62
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	e9 30 fe ff ff       	jmp    0xfffffffffffffe62
  32:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
  39:	fc ff df 
  3c:	4c 89 fa             	mov    %r15,%rdx
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	e9 30 fe ff ff       	jmp    0xfffffffffffffe38
   8:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
   f:	fc ff df 
  12:	4c 89 fa             	mov    %r15,%rdx
  15:	48                   	rex.W
[   41.716887][  T479] RSP: 0018:ffffc90000527140 EFLAGS: 00010246
[   41.717254][  T479] RAX: 0000000000000000 RBX: ffff88800be1c000 RCX: 0000000000000001
[   41.717710][  T479] RDX: 0000000000000000 RSI: ffffffffabc9b939 RDI: ffffffffab4555e0
[   41.718156][  T479] RBP: ffffc90000527230 R08: ffff88800eb83800 R09: 0000000000000000
[   41.718593][  T479] R10: ffffc900005275c8 R11: ffffffffaca50668 R12: 1ffff920000a4e2c
[   41.719037][  T479] R13: 00000000000007d0 R14: ffffc90000527880 R15: ffff88800eadc3e0
[   41.719488][  T479] FS:  00007f1de242f800(0000) GS:ffff8880817b7000(0000) knlGS:0000000000000000
[   41.719998][  T479] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   41.720384][  T479] CR2: 00000000004e73b0 CR3: 000000000d334004 CR4: 0000000000772ef0
[   41.720810][  T479] PKRU: 55555554
[   41.721030][  T479] Call Trace:
[   41.721265][  T479]  <TASK>
[ 41.721430][ T479] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 41.721740][ T479] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 41.722060][ T479] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 41.722387][ T479] ? __pfx_validate_linkmsg (net/core/rtnetlink.c:2660) 
[ 41.722681][ T479] ? is_bpf_text_address (kernel/bpf/core.c:777) 
[ 41.722978][ T479] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[ 41.723275][ T479] do_setlink.constprop.0 (net/core/rtnetlink.c:3106) 
[ 41.723599][ T479] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 41.724002][ T479] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 41.724300][ T479] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 41.724597][ T479] ? __kernel_text_address (kernel/extable.c:79) 
[ 41.724892][ T479] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 41.725186][ T479] ? __mutex_trylock_common (./arch/x86/include/asm/atomic64_64.h:101 ./include/linux/atomic/atomic-arch-fallback.h:4296 ./include/linux/atomic/atomic-long.h:1482 ./include/linux/atomic/atomic-instrumented.h:4458 kernel/locking/mutex.c:113) 
[ 41.725488][ T479] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 41.725850][ T479] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 41.726161][ T479] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 41.726479][ T479] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 41.726770][ T479] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 41.727073][ T479] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 41.727363][ T479] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 41.727674][ T479] ? __create_object (mm/kmemleak.c:771) 
[ 41.727968][ T479] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 41.728272][ T479] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 41.728579][ T479] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 41.728951][ T479] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 41.729249][ T479] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 41.729564][ T479] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 41.729878][ T479] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 41.730191][ T479] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 41.730530][ T479] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 41.730839][ T479] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 41.731145][ T479] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 41.731459][ T479] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 41.731764][ T479] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 41.732092][ T479] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 41.732416][ T479] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 41.732727][ T479] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 41.733031][ T479] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 41.733356][ T479] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 41.733670][ T479] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 ./include/net/netns/generic.h:48 net/netlink/af_netlink.c:333) 
[ 41.733981][ T479] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[ 41.734286][ T479] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 41.734602][ T479] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 41.734915][ T479] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 41.735225][ T479] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 41.735549][ T479] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 41.735864][ T479] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 41.736171][ T479] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 41.736483][ T479] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 41.736862][ T479] ___sys_sendmsg (net/socket.c:2670) 
[ 41.737181][ T479] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 41.737497][ T479] ? __call_rcu_common.constprop.0 (./arch/x86/include/asm/irqflags.h:26 ./arch/x86/include/asm/irqflags.h:109 ./arch/x86/include/asm/irqflags.h:127 kernel/rcu/tree.c:3096) 
[ 41.737882][ T479] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 41.738216][ T479] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 41.738534][ T479] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 41.738845][ T479] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 41.739147][ T479] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 41.739476][ T479] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 41.739789][ T479] __sys_sendmsg (net/socket.c:2700) 
[ 41.740102][ T479] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 41.740484][ T479] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 41.740802][ T479] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 41.741109][ T479] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 41.741426][ T479] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   41.741804][  T479] RIP: 0033:0x7f1de25fc1e7
[ 41.742133][ T479] Code: 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b9 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 2e 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 89 54 24 1c 48 89 74 24 10
All code
========
   0:	0e                   	(bad)
   1:	00 f7                	add    %dh,%bh
   3:	d8 64 89 02          	fsubs  0x2(%rcx,%rcx,4)
   7:	48 c7 c0 ff ff ff ff 	mov    $0xffffffffffffffff,%rax
   e:	eb b9                	jmp    0xffffffffffffffc9
  10:	0f 1f 00             	nopl   (%rax)
  13:	f3 0f 1e fa          	endbr64
  17:	64 8b 04 25 18 00 00 	mov    %fs:0x18,%eax
  1e:	00 
  1f:	85 c0                	test   %eax,%eax
  21:	75 10                	jne    0x33
  23:	b8 2e 00 00 00       	mov    $0x2e,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax		<-- trapping instruction
  30:	77 51                	ja     0x83
  32:	c3                   	ret
  33:	48 83 ec 28          	sub    $0x28,%rsp
  37:	89 54 24 1c          	mov    %edx,0x1c(%rsp)
  3b:	48 89 74 24 10       	mov    %rsi,0x10(%rsp)

Code starting with the faulting instruction
===========================================
   0:	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax
   6:	77 51                	ja     0x59
   8:	c3                   	ret
   9:	48 83 ec 28          	sub    $0x28,%rsp
   d:	89 54 24 1c          	mov    %edx,0x1c(%rsp)
  11:	48 89 74 24 10       	mov    %rsi,0x10(%rsp)
[   41.743197][  T479] RSP: 002b:00007ffcd0421d58 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   41.743659][  T479] RAX: ffffffffffffffda RBX: 00007ffcd0422480 RCX: 00007f1de25fc1e7
[   41.744122][  T479] RDX: 0000000000000000 RSI: 00007ffcd0421dc0 RDI: 0000000000000005
[   41.744589][  T479] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000078
[   41.745041][  T479] R10: 00007f1de24f9ee8 R11: 0000000000000246 R12: 0000000000000004
[   41.745494][  T479] R13: 00000000686e680a R14: 0000000000499600 R15: 0000000000000000
| [   41.861552][  T480] ------------[ cut here ]------------
| [ 41.861873][ T480] WARNING: CPU: 3 PID: 480 at ./include/net/netdev_lock.h:17 netif_set_mtu_ext (./include/net/netdev_lock.h:17 ./include/net/netdev_lock.h:15 ./include/net/netdev_lock.h:25 net/core/dev.c:9610) 
| [   41.863153][  T480] Modules linked in: act_gact cls_flower sch_ingress ip6_gre ip6_tunnel tunnel6 gre 8021q vrf veth
| [   41.864300][  T480] Tainted: [W]=WARN
[   41.864521][  T480] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 41.864873][ T480] RIP: 0010:netif_set_mtu_ext (./include/net/netdev_lock.h:17 ./include/net/netdev_lock.h:15 ./include/net/netdev_lock.h:25 net/core/dev.c:9610) 
[ 41.865262][ T480] Code: 00 00 8b 05 b7 bb 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 fa 61 7b 00 85 c0 0f 85 39 fe ff ff 90 <0f> 0b 90 e9 30 fe ff ff 48 b8 00 00 00 00 00 fc ff df 4c 89 fa 48
All code
========
   0:	00 00                	add    %al,(%rax)
   2:	8b 05 b7 bb 3a 02    	mov    0x23abbb7(%rip),%eax        # 0x23abbbf
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb a0 0c 00 00 	lea    0xca0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 fa 61 7b 00       	call   0x7b621b
  21:	85 c0                	test   %eax,%eax
  23:	0f 85 39 fe ff ff    	jne    0xfffffffffffffe62
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	e9 30 fe ff ff       	jmp    0xfffffffffffffe62
  32:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
  39:	fc ff df 
  3c:	4c 89 fa             	mov    %r15,%rdx
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	e9 30 fe ff ff       	jmp    0xfffffffffffffe38
   8:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
   f:	fc ff df 
  12:	4c 89 fa             	mov    %r15,%rdx
  15:	48                   	rex.W
[   41.866305][  T480] RSP: 0018:ffffc900008b7140 EFLAGS: 00010246
[   41.866687][  T480] RAX: 0000000000000000 RBX: ffff888004ed1000 RCX: 0000000000000001
[   41.867112][  T480] RDX: 0000000000000000 RSI: ffffffffabc9b939 RDI: ffffffffab4555e0
[   41.867553][  T480] RBP: ffffc900008b7230 R08: ffff88800eaf0800 R09: 0000000000000000
[   41.867982][  T480] R10: ffffc900008b75c8 R11: ffffffffaca50668 R12: 1ffff92000116e2c
[   41.868426][  T480] R13: 00000000000007d0 R14: ffffc900008b7880 R15: ffff88800eadf860
[   41.868863][  T480] FS:  00007efd9d1f6800(0000) GS:ffff888081837000(0000) knlGS:0000000000000000
[   41.869378][  T480] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   41.869743][  T480] CR2: 00000000004e5ab0 CR3: 0000000005006005 CR4: 0000000000772ef0
[   41.870182][  T480] PKRU: 55555554
[   41.870416][  T480] Call Trace:
[   41.870637][  T480]  <TASK>
[ 41.870784][ T480] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 41.871089][ T480] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 41.871387][ T480] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 41.871684][ T480] ? __pfx_validate_linkmsg (net/core/rtnetlink.c:2660) 
[ 41.871971][ T480] ? is_bpf_text_address (kernel/bpf/core.c:777) 
[ 41.872277][ T480] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[ 41.872582][ T480] do_setlink.constprop.0 (net/core/rtnetlink.c:3106) 
[ 41.872881][ T480] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 41.873247][ T480] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 41.873544][ T480] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 41.873833][ T480] ? __kernel_text_address (kernel/extable.c:79) 
[ 41.874128][ T480] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 41.874424][ T480] ? __mutex_trylock_common (./arch/x86/include/asm/atomic64_64.h:101 ./include/linux/atomic/atomic-arch-fallback.h:4296 ./include/linux/atomic/atomic-long.h:1482 ./include/linux/atomic/atomic-instrumented.h:4458 kernel/locking/mutex.c:113) 
[ 41.874725][ T480] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 41.875094][ T480] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 41.875411][ T480] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 41.875695][ T480] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 41.875984][ T480] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 41.876286][ T480] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 41.876586][ T480] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 41.876884][ T480] ? __create_object (mm/kmemleak.c:771) 
[ 41.877172][ T480] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 41.877487][ T480] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 41.877777][ T480] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 41.878130][ T480] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 41.878442][ T480] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 41.878748][ T480] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 41.879043][ T480] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 41.879344][ T480] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 41.879647][ T480] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 41.879935][ T480] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 41.880223][ T480] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 41.880516][ T480] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 41.880803][ T480] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 41.881096][ T480] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 41.881395][ T480] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 41.881694][ T480] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 41.881992][ T480] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 41.882307][ T480] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 41.882603][ T480] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 ./include/net/netns/generic.h:48 net/netlink/af_netlink.c:333) 
[ 41.882891][ T480] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[ 41.883182][ T480] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 41.883483][ T480] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 41.883780][ T480] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 41.884077][ T480] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 41.884379][ T480] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 41.884683][ T480] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 41.884975][ T480] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 41.885257][ T480] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 41.885636][ T480] ___sys_sendmsg (net/socket.c:2670) 
[ 41.885930][ T480] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 41.886218][ T480] ? __call_rcu_common.constprop.0 (./arch/x86/include/asm/irqflags.h:26 ./arch/x86/include/asm/irqflags.h:109 ./arch/x86/include/asm/irqflags.h:127 kernel/rcu/tree.c:3096) 
[ 41.886591][ T480] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 41.886883][ T480] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 41.887175][ T480] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 41.887478][ T480] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 41.887765][ T480] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 41.888065][ T480] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 41.888363][ T480] __sys_sendmsg (net/socket.c:2700) 
[ 41.888662][ T480] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 41.889010][ T480] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 41.889314][ T480] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 41.889613][ T480] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 41.889905][ T480] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   41.890272][  T480] RIP: 0033:0x7efd9d3c31e7
[ 41.890591][ T480] Code: 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b9 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 2e 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 89 54 24 1c 48 89 74 24 10
All code
========
   0:	0e                   	(bad)
   1:	00 f7                	add    %dh,%bh
   3:	d8 64 89 02          	fsubs  0x2(%rcx,%rcx,4)
   7:	48 c7 c0 ff ff ff ff 	mov    $0xffffffffffffffff,%rax
   e:	eb b9                	jmp    0xffffffffffffffc9
  10:	0f 1f 00             	nopl   (%rax)
  13:	f3 0f 1e fa          	endbr64
  17:	64 8b 04 25 18 00 00 	mov    %fs:0x18,%eax
  1e:	00 
  1f:	85 c0                	test   %eax,%eax
  21:	75 10                	jne    0x33
  23:	b8 2e 00 00 00       	mov    $0x2e,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax		<-- trapping instruction
  30:	77 51                	ja     0x83
  32:	c3                   	ret
  33:	48 83 ec 28          	sub    $0x28,%rsp
  37:	89 54 24 1c          	mov    %edx,0x1c(%rsp)
  3b:	48 89 74 24 10       	mov    %rsi,0x10(%rsp)

Code starting with the faulting instruction
===========================================
   0:	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax
   6:	77 51                	ja     0x59
   8:	c3                   	ret
   9:	48 83 ec 28          	sub    $0x28,%rsp
   d:	89 54 24 1c          	mov    %edx,0x1c(%rsp)
  11:	48 89 74 24 10       	mov    %rsi,0x10(%rsp)
[   41.891625][  T480] RSP: 002b:00007ffff44884e8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   41.892083][  T480] RAX: ffffffffffffffda RBX: 00007ffff4488c10 RCX: 00007efd9d3c31e7
[   41.892532][  T480] RDX: 0000000000000000 RSI: 00007ffff4488550 RDI: 0000000000000005
[   41.892967][  T480] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000078
[   41.893407][  T480] R10: 00007efd9d2c0ee8 R11: 0000000000000246 R12: 0000000000000004
[   41.893845][  T480] R13: 00000000686e680a R14: 0000000000499600 R15: 0000000000000000
| [   42.015295][  T481] ------------[ cut here ]------------
| [ 42.015706][ T481] WARNING: CPU: 1 PID: 481 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) 
| [   42.016266][  T481] Modules linked in: act_gact cls_flower sch_ingress ip6_gre ip6_tunnel tunnel6 gre 8021q vrf veth
| [   42.019005][  T481] Tainted: [W]=WARN
[   42.019220][  T481] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 42.019700][ T481] 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) 
[ 42.020007][ T481] Code: 00 00 8b 05 b7 bb 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 fa 61 7b 00 85 c0 0f 85 39 fe ff ff 90 <0f> 0b 90 e9 30 fe ff ff 48 b8 00 00 00 00 00 fc ff df 4c 89 fa 48
All code
========
   0:	00 00                	add    %al,(%rax)
   2:	8b 05 b7 bb 3a 02    	mov    0x23abbb7(%rip),%eax        # 0x23abbbf
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb a0 0c 00 00 	lea    0xca0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 fa 61 7b 00       	call   0x7b621b
  21:	85 c0                	test   %eax,%eax
  23:	0f 85 39 fe ff ff    	jne    0xfffffffffffffe62
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	e9 30 fe ff ff       	jmp    0xfffffffffffffe62
  32:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
  39:	fc ff df 
  3c:	4c 89 fa             	mov    %r15,%rdx
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	e9 30 fe ff ff       	jmp    0xfffffffffffffe38
   8:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
   f:	fc ff df 
  12:	4c 89 fa             	mov    %r15,%rdx
  15:	48                   	rex.W
[   42.021122][  T481] RSP: 0018:ffffc900008b7140 EFLAGS: 00010246
[   42.021480][  T481] RAX: 0000000000000000 RBX: ffff8880028f9000 RCX: 0000000000000001
[   42.021899][  T481] RDX: 0000000000000000 RSI: ffffffffabc9b939 RDI: ffffffffab4555e0
[   42.022322][  T481] RBP: ffffc900008b7230 R08: ffff88800ba82000 R09: 0000000000000000
[   42.022742][  T481] R10: ffffc900008b75c8 R11: ffffffffaca50668 R12: 1ffff92000116e2c
[   42.023155][  T481] R13: 00000000000007d0 R14: ffffc900008b7880 R15: ffff88800f407860
[   42.023586][  T481] FS:  00007f64c2867800(0000) GS:ffff888081737000(0000) knlGS:0000000000000000
[   42.024070][  T481] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   42.024437][  T481] CR2: 00000000004e55b8 CR3: 000000000d334005 CR4: 0000000000772ef0
[   42.024853][  T481] PKRU: 55555554
[   42.025060][  T481] Call Trace:
[   42.025269][  T481]  <TASK>
[ 42.025420][ T481] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 42.025708][ T481] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 42.025983][ T481] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 42.026263][ T481] ? __pfx_validate_linkmsg (net/core/rtnetlink.c:2660) 
[ 42.026549][ T481] ? is_bpf_text_address (kernel/bpf/core.c:777) 
[ 42.026826][ T481] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[ 42.027106][ T481] do_setlink.constprop.0 (net/core/rtnetlink.c:3106) 
[ 42.027403][ T481] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 42.027763][ T481] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 42.028040][ T481] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 42.028313][ T481] ? __kernel_text_address (kernel/extable.c:79) 
[ 42.028611][ T481] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 42.028910][ T481] ? __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) 
[ 42.029184][ T481] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 42.029537][ T481] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 42.029820][ T481] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 42.030096][ T481] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 42.030382][ T481] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 42.030661][ T481] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 42.030938][ T481] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 42.031210][ T481] ? __create_object (mm/kmemleak.c:771) 
[ 42.031498][ T481] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 42.031785][ T481] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 42.032071][ T481] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 42.032431][ T481] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 42.032714][ T481] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 42.032996][ T481] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 42.033272][ T481] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 42.033565][ T481] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 42.033838][ T481] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 42.034117][ T481] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 42.034404][ T481] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 42.034678][ T481] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 42.034963][ T481] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 42.035242][ T481] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 42.035538][ T481] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 42.035817][ T481] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 42.036100][ T481] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 42.036426][ T481] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 42.036710][ T481] ? 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) 
[ 42.036986][ T481] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[ 42.037275][ T481] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 42.037558][ T481] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 42.037848][ T481] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 42.038135][ T481] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 42.038419][ T481] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 42.038704][ T481] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 42.038987][ T481] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 42.039260][ T481] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 42.039623][ T481] ___sys_sendmsg (net/socket.c:2670) 
[ 42.039898][ T481] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 42.040182][ T481] ? __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) 
[ 42.040550][ T481] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 42.040834][ T481] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 42.041116][ T481] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 42.041406][ T481] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 42.041682][ T481] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 42.041955][ T481] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 42.042247][ T481] __sys_sendmsg (net/socket.c:2700) 
[ 42.042537][ T481] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 42.042881][ T481] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 42.043167][ T481] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 42.043450][ T481] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 42.043733][ T481] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   42.044074][  T481] RIP: 0033:0x7f64c2a341e7
[ 42.044361][ T481] 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)
[   42.045381][  T481] RSP: 002b:00007fffb4cceec8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   42.045801][  T481] RAX: ffffffffffffffda RBX: 00007fffb4ccf5f0 RCX: 00007f64c2a341e7
[   42.046211][  T481] RDX: 0000000000000000 RSI: 00007fffb4ccef30 RDI: 0000000000000005
[   42.046640][  T481] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000078
[   42.047053][  T481] R10: 00007f64c2931ee8 R11: 0000000000000246 R12: 0000000000000004
[   42.047474][  T481] R13: 00000000686e680a R14: 0000000000499600 R15: 0000000000000000
| [   42.184253][  T482] ------------[ cut here ]------------
| [ 42.184598][ T482] WARNING: CPU: 3 PID: 482 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) 
| [   42.185153][  T482] Modules linked in: act_gact cls_flower sch_ingress ip6_gre ip6_tunnel tunnel6 gre 8021q vrf veth
| [   42.186545][  T482] Tainted: [W]=WARN
[   42.186759][  T482] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 42.187115][ T482] 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) 
[ 42.187410][ T482] Code: 00 00 8b 05 b7 bb 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 fa 61 7b 00 85 c0 0f 85 39 fe ff ff 90 <0f> 0b 90 e9 30 fe ff ff 48 b8 00 00 00 00 00 fc ff df 4c 89 fa 48
All code
========
   0:	00 00                	add    %al,(%rax)
   2:	8b 05 b7 bb 3a 02    	mov    0x23abbb7(%rip),%eax        # 0x23abbbf
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb a0 0c 00 00 	lea    0xca0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 fa 61 7b 00       	call   0x7b621b
  21:	85 c0                	test   %eax,%eax
  23:	0f 85 39 fe ff ff    	jne    0xfffffffffffffe62
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	e9 30 fe ff ff       	jmp    0xfffffffffffffe62
  32:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
  39:	fc ff df 
  3c:	4c 89 fa             	mov    %r15,%rdx
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	e9 30 fe ff ff       	jmp    0xfffffffffffffe38
   8:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
   f:	fc ff df 
  12:	4c 89 fa             	mov    %r15,%rdx
  15:	48                   	rex.W
[   42.188402][  T482] RSP: 0018:ffffc900008c7140 EFLAGS: 00010246
[   42.188754][  T482] RAX: 0000000000000000 RBX: ffff88800d00c000 RCX: 0000000000000001
[   42.189173][  T482] RDX: 0000000000000000 RSI: ffffffffabc9b939 RDI: ffffffffab4555e0
[   42.189612][  T482] RBP: ffffc900008c7230 R08: ffff88800b89b800 R09: 0000000000000000
[   42.190030][  T482] R10: ffffc900008c75c8 R11: ffffffffaca50668 R12: 1ffff92000118e2c
[   42.190455][  T482] R13: 00000000000007d0 R14: ffffc900008c7880 R15: ffff88800f406de0
[   42.190875][  T482] FS:  00007f337fad2800(0000) GS:ffff888081837000(0000) knlGS:0000000000000000
[   42.191356][  T482] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   42.191710][  T482] CR2: 00000000004e5ac8 CR3: 000000000aba0006 CR4: 0000000000772ef0
[   42.192140][  T482] PKRU: 55555554
[   42.192349][  T482] Call Trace:
[   42.192566][  T482]  <TASK>
[ 42.192718][ T482] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 42.193003][ T482] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 42.193277][ T482] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 42.193564][ T482] ? __pfx_validate_linkmsg (net/core/rtnetlink.c:2660) 
[ 42.193845][ T482] ? is_bpf_text_address (kernel/bpf/core.c:777) 
[ 42.194121][ T482] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[ 42.194412][ T482] do_setlink.constprop.0 (net/core/rtnetlink.c:3106) 
[ 42.194701][ T482] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 42.195049][ T482] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 42.195325][ T482] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 42.195611][ T482] ? __kernel_text_address (kernel/extable.c:79) 
[ 42.195888][ T482] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 42.196172][ T482] ? __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) 
[ 42.196456][ T482] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 42.196807][ T482] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 42.197084][ T482] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 42.197357][ T482] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 42.197652][ T482] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 42.197929][ T482] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 42.198205][ T482] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 42.198492][ T482] ? __create_object (mm/kmemleak.c:771) 
[ 42.198770][ T482] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 42.199050][ T482] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 42.199323][ T482] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 42.199677][ T482] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 42.199961][ T482] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 42.200239][ T482] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 42.200524][ T482] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 42.200806][ T482] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 42.201089][ T482] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 42.201360][ T482] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 42.201651][ T482] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 42.201929][ T482] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 42.202221][ T482] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 42.202511][ T482] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 42.202797][ T482] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 42.203073][ T482] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 42.203356][ T482] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 42.203673][ T482] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 42.203945][ T482] ? 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) 
[ 42.204222][ T482] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[ 42.204512][ T482] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 42.204786][ T482] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 42.205065][ T482] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 42.205350][ T482] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 42.205635][ T482] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 42.205919][ T482] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 42.206198][ T482] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 42.206484][ T482] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 42.206841][ T482] ___sys_sendmsg (net/socket.c:2670) 
[ 42.207115][ T482] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 42.207407][ T482] ? __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) 
[ 42.207752][ T482] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 42.208032][ T482] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 42.208310][ T482] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 42.208606][ T482] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 42.208884][ T482] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 42.209160][ T482] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 42.209462][ T482] __sys_sendmsg (net/socket.c:2700) 
[ 42.209735][ T482] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 42.210080][ T482] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 42.210386][ T482] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 42.210663][ T482] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 42.210945][ T482] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   42.211284][  T482] RIP: 0033:0x7f337fc9f1e7
[ 42.211592][ T482] 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)
[   42.212588][  T482] RSP: 002b:00007fffee0448f8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   42.213005][  T482] RAX: ffffffffffffffda RBX: 00007fffee045020 RCX: 00007f337fc9f1e7
[   42.213432][  T482] RDX: 0000000000000000 RSI: 00007fffee044960 RDI: 0000000000000005
[   42.213845][  T482] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000078
[   42.214258][  T482] R10: 00007f337fb9cee8 R11: 0000000000000246 R12: 0000000000000004
[   42.214677][  T482] R13: 00000000686e680a R14: 0000000000499600 R15: 0000000000000000
| [   42.339554][  T483] ------------[ cut here ]------------
| [ 42.339915][ T483] WARNING: CPU: 2 PID: 483 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) 
| [   42.340502][  T483] Modules linked in: act_gact cls_flower sch_ingress ip6_gre ip6_tunnel tunnel6 gre 8021q vrf veth
| [   42.341801][  T483] Tainted: [W]=WARN
[   42.342039][  T483] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 42.342436][ T483] 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) 
[ 42.342741][ T483] Code: 00 00 8b 05 b7 bb 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 fa 61 7b 00 85 c0 0f 85 39 fe ff ff 90 <0f> 0b 90 e9 30 fe ff ff 48 b8 00 00 00 00 00 fc ff df 4c 89 fa 48
All code
========
   0:	00 00                	add    %al,(%rax)
   2:	8b 05 b7 bb 3a 02    	mov    0x23abbb7(%rip),%eax        # 0x23abbbf
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb a0 0c 00 00 	lea    0xca0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 fa 61 7b 00       	call   0x7b621b
  21:	85 c0                	test   %eax,%eax
  23:	0f 85 39 fe ff ff    	jne    0xfffffffffffffe62
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	e9 30 fe ff ff       	jmp    0xfffffffffffffe62
  32:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
  39:	fc ff df 
  3c:	4c 89 fa             	mov    %r15,%rdx
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	e9 30 fe ff ff       	jmp    0xfffffffffffffe38
   8:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
   f:	fc ff df 
  12:	4c 89 fa             	mov    %r15,%rdx
  15:	48                   	rex.W
[   42.343754][  T483] RSP: 0018:ffffc90000907140 EFLAGS: 00010246
[   42.344121][  T483] RAX: 0000000000000000 RBX: ffff88800bd81000 RCX: 0000000000000001
[   42.344565][  T483] RDX: 0000000000000000 RSI: ffffffffabc9b939 RDI: ffffffffab4555e0
[   42.345003][  T483] RBP: ffffc90000907230 R08: ffff8880025c6800 R09: 0000000000000000
[   42.345462][  T483] R10: ffffc900009075c8 R11: ffffffffaca50668 R12: 1ffff92000120e2c
[   42.345918][  T483] R13: 00000000000007d0 R14: ffffc90000907880 R15: ffff88800f406360
[   42.346387][  T483] FS:  00007f3e91393800(0000) GS:ffff8880817b7000(0000) knlGS:0000000000000000
[   42.346913][  T483] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   42.347298][  T483] CR2: 00000000004e5ac0 CR3: 000000000d1d7005 CR4: 0000000000772ef0
[   42.347770][  T483] PKRU: 55555554
[   42.348002][  T483] Call Trace:
[   42.348227][  T483]  <TASK>
[ 42.348408][ T483] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 42.348735][ T483] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 42.349041][ T483] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 42.349339][ T483] ? __pfx_validate_linkmsg (net/core/rtnetlink.c:2660) 
[ 42.349655][ T483] ? is_bpf_text_address (kernel/bpf/core.c:777) 
[ 42.349948][ T483] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[ 42.350240][ T483] do_setlink.constprop.0 (net/core/rtnetlink.c:3106) 
[ 42.350549][ T483] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 42.350913][ T483] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 42.351206][ T483] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 42.351534][ T483] ? __kernel_text_address (kernel/extable.c:79) 
[ 42.351857][ T483] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 42.352174][ T483] ? __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) 
[ 42.352509][ T483] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 42.352886][ T483] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 42.353194][ T483] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 42.353515][ T483] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 42.353823][ T483] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 42.354135][ T483] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 42.354441][ T483] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 42.354727][ T483] ? __create_object (mm/kmemleak.c:771) 
[ 42.355017][ T483] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 42.355310][ T483] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 42.355611][ T483] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 42.355966][ T483] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 42.356269][ T483] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 42.356577][ T483] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 42.356866][ T483] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 42.357160][ T483] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 42.357460][ T483] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 42.357748][ T483] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 42.358035][ T483] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 42.358323][ T483] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 42.358632][ T483] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 42.358927][ T483] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 42.359221][ T483] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 42.359547][ T483] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 42.359839][ T483] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 42.360142][ T483] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 42.360445][ T483] ? 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) 
[ 42.360745][ T483] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[ 42.361039][ T483] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 42.361327][ T483] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 42.361635][ T483] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 42.361933][ T483] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 42.362235][ T483] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 42.362556][ T483] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 42.362851][ T483] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 42.363149][ T483] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 42.363532][ T483] ___sys_sendmsg (net/socket.c:2670) 
[ 42.363818][ T483] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 42.364105][ T483] ? __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) 
[ 42.364475][ T483] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 42.364766][ T483] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 42.365065][ T483] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 42.365358][ T483] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 42.365661][ T483] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 42.365952][ T483] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 42.366253][ T483] __sys_sendmsg (net/socket.c:2700) 
[ 42.366551][ T483] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 42.366904][ T483] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 42.367206][ T483] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 42.367521][ T483] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 42.367814][ T483] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   42.368168][  T483] RIP: 0033:0x7f3e915601e7
[ 42.368520][ T483] 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)
[   42.369561][  T483] RSP: 002b:00007ffe4c2a03a8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   42.370022][  T483] RAX: ffffffffffffffda RBX: 00007ffe4c2a0ad0 RCX: 00007f3e915601e7
[   42.370463][  T483] RDX: 0000000000000000 RSI: 00007ffe4c2a0410 RDI: 0000000000000005
[   42.370889][  T483] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000078
[   42.371322][  T483] R10: 00007f3e9145dee8 R11: 0000000000000246 R12: 0000000000000004
[   42.371759][  T483] R13: 00000000686e680b R14: 0000000000499600 R15: 0000000000000000
| [   42.486961][  T484] ------------[ cut here ]------------
| [ 42.487298][ T484] WARNING: CPU: 3 PID: 484 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) 
| [   42.488362][  T484] Modules linked in: act_gact cls_flower sch_ingress ip6_gre ip6_tunnel tunnel6 gre 8021q vrf veth
| [   42.489558][  T484] Tainted: [W]=WARN
[   42.489769][  T484] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 42.490112][ T484] 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) 
[ 42.490409][ T484] Code: 00 00 8b 05 b7 bb 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 fa 61 7b 00 85 c0 0f 85 39 fe ff ff 90 <0f> 0b 90 e9 30 fe ff ff 48 b8 00 00 00 00 00 fc ff df 4c 89 fa 48
All code
========
   0:	00 00                	add    %al,(%rax)
   2:	8b 05 b7 bb 3a 02    	mov    0x23abbb7(%rip),%eax        # 0x23abbbf
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb a0 0c 00 00 	lea    0xca0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 fa 61 7b 00       	call   0x7b621b
  21:	85 c0                	test   %eax,%eax
  23:	0f 85 39 fe ff ff    	jne    0xfffffffffffffe62
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	e9 30 fe ff ff       	jmp    0xfffffffffffffe62
  32:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
  39:	fc ff df 
  3c:	4c 89 fa             	mov    %r15,%rdx
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	e9 30 fe ff ff       	jmp    0xfffffffffffffe38
   8:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
   f:	fc ff df 
  12:	4c 89 fa             	mov    %r15,%rdx
  15:	48                   	rex.W
[   42.491409][  T484] RSP: 0018:ffffc90000917140 EFLAGS: 00010246
[   42.491764][  T484] RAX: 0000000000000000 RBX: ffff88800801c000 RCX: 0000000000000001
[   42.492186][  T484] RDX: 0000000000000000 RSI: ffffffffabc9b939 RDI: ffffffffab4555e0
[   42.492609][  T484] RBP: ffffc90000917230 R08: ffff88800516a000 R09: 0000000000000000
[   42.493031][  T484] R10: ffffc900009175c8 R11: ffffffffaca50668 R12: 1ffff92000122e2c
[   42.493454][  T484] R13: 00000000000007d0 R14: ffffc90000917880 R15: ffff88800f4058e0
[   42.493873][  T484] FS:  00007fa49409f800(0000) GS:ffff888081837000(0000) knlGS:0000000000000000
[   42.494357][  T484] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   42.494714][  T484] CR2: 00000000004e73c8 CR3: 000000000d3de002 CR4: 0000000000772ef0
[   42.495134][  T484] PKRU: 55555554
[   42.495341][  T484] Call Trace:
[   42.495562][  T484]  <TASK>
[ 42.495706][ T484] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 42.495992][ T484] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 42.496269][ T484] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 42.496560][ T484] ? __pfx_validate_linkmsg (net/core/rtnetlink.c:2660) 
[ 42.496840][ T484] ? is_bpf_text_address (kernel/bpf/core.c:777) 
[ 42.497131][ T484] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[ 42.497423][ T484] do_setlink.constprop.0 (net/core/rtnetlink.c:3106) 
[ 42.497711][ T484] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 42.498066][ T484] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 42.498343][ T484] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 42.498631][ T484] ? __kernel_text_address (kernel/extable.c:79) 
[ 42.498918][ T484] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 42.499205][ T484] ? __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) 
[ 42.499492][ T484] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 42.499837][ T484] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 42.500118][ T484] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 42.500403][ T484] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 42.500679][ T484] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 42.500965][ T484] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 42.501242][ T484] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 42.501542][ T484] ? __create_object (mm/kmemleak.c:771) 
[ 42.501824][ T484] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 42.502109][ T484] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 42.502399][ T484] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 42.502746][ T484] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 42.503029][ T484] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 42.503319][ T484] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 42.503602][ T484] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 42.503884][ T484] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 42.504158][ T484] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 42.504439][ T484] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 42.504718][ T484] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 42.504992][ T484] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 42.505268][ T484] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 42.505563][ T484] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 42.505845][ T484] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 42.506124][ T484] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 42.506409][ T484] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 42.506695][ T484] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 42.506972][ T484] ? 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) 
[ 42.507250][ T484] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[ 42.507562][ T484] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 42.507836][ T484] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 42.508116][ T484] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 42.508405][ T484] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 42.508682][ T484] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 42.508967][ T484] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 42.509249][ T484] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 42.509543][ T484] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 42.509899][ T484] ___sys_sendmsg (net/socket.c:2670) 
[ 42.510173][ T484] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 42.510460][ T484] ? __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) 
[ 42.510810][ T484] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 42.511088][ T484] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 42.511386][ T484] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 42.511679][ T484] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 42.511956][ T484] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 42.512243][ T484] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 42.512538][ T484] __sys_sendmsg (net/socket.c:2700) 
[ 42.512815][ T484] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 42.513156][ T484] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 42.513457][ T484] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 42.513747][ T484] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 42.514026][ T484] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   42.514378][  T484] RIP: 0033:0x7fa49426c1e7
[ 42.514668][ T484] 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)
[   42.515656][  T484] RSP: 002b:00007fff233f8178 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   42.516081][  T484] RAX: ffffffffffffffda RBX: 00007fff233f88a0 RCX: 00007fa49426c1e7
[   42.516502][  T484] RDX: 0000000000000000 RSI: 00007fff233f81e0 RDI: 0000000000000005
[   42.516914][  T484] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000078
[   42.517326][  T484] R10: 00007fa494169ee8 R11: 0000000000000246 R12: 0000000000000004
[   42.517760][  T484] R13: 00000000686e680b R14: 0000000000499600 R15: 0000000000000000
| [   42.637671][  T485] ------------[ cut here ]------------
| [ 42.638030][ T485] WARNING: CPU: 2 PID: 485 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) 
| [   42.638979][  T485] Modules linked in: act_gact cls_flower sch_ingress ip6_gre ip6_tunnel tunnel6 gre 8021q vrf veth
| [   42.640174][  T485] Tainted: [W]=WARN
[   42.640417][  T485] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 42.640775][ T485] 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) 
[ 42.641075][ T485] Code: 00 00 8b 05 b7 bb 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 fa 61 7b 00 85 c0 0f 85 39 fe ff ff 90 <0f> 0b 90 e9 30 fe ff ff 48 b8 00 00 00 00 00 fc ff df 4c 89 fa 48
All code
========
   0:	00 00                	add    %al,(%rax)
   2:	8b 05 b7 bb 3a 02    	mov    0x23abbb7(%rip),%eax        # 0x23abbbf
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb a0 0c 00 00 	lea    0xca0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 fa 61 7b 00       	call   0x7b621b
  21:	85 c0                	test   %eax,%eax
  23:	0f 85 39 fe ff ff    	jne    0xfffffffffffffe62
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	e9 30 fe ff ff       	jmp    0xfffffffffffffe62
  32:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
  39:	fc ff df 
  3c:	4c 89 fa             	mov    %r15,%rdx
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	e9 30 fe ff ff       	jmp    0xfffffffffffffe38
   8:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
   f:	fc ff df 
  12:	4c 89 fa             	mov    %r15,%rdx
  15:	48                   	rex.W
[   42.642208][  T485] RSP: 0018:ffffc90000927140 EFLAGS: 00010246
[   42.642597][  T485] RAX: 0000000000000000 RBX: ffff888004ed4000 RCX: 0000000000000001
[   42.643025][  T485] RDX: 0000000000000000 RSI: ffffffffabc9b939 RDI: ffffffffab4555e0
[   42.643469][  T485] RBP: ffffc90000927230 R08: ffff888009a9a000 R09: 0000000000000000
[   42.643895][  T485] R10: ffffc900009275c8 R11: ffffffffaca50668 R12: 1ffff92000124e2c
[   42.644329][  T485] R13: 00000000000007d0 R14: ffffc90000927880 R15: ffff88800f404e60
[   42.644765][  T485] FS:  00007f4746c10800(0000) GS:ffff8880817b7000(0000) knlGS:0000000000000000
[   42.645264][  T485] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   42.645635][  T485] CR2: 00000000004e5ab8 CR3: 000000000d1d7001 CR4: 0000000000772ef0
[   42.646067][  T485] PKRU: 55555554
[   42.646294][  T485] Call Trace:
[   42.646529][  T485]  <TASK>
[ 42.646686][ T485] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 42.646985][ T485] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 42.647275][ T485] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 42.647582][ T485] ? __pfx_validate_linkmsg (net/core/rtnetlink.c:2660) 
[ 42.647870][ T485] ? is_bpf_text_address (kernel/bpf/core.c:777) 
[ 42.648161][ T485] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[ 42.648478][ T485] do_setlink.constprop.0 (net/core/rtnetlink.c:3106) 
[ 42.648775][ T485] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 42.649136][ T485] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 42.649437][ T485] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 42.649725][ T485] ? __kernel_text_address (kernel/extable.c:79) 
[ 42.650017][ T485] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 42.650313][ T485] ? __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) 
[ 42.650631][ T485] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 42.650986][ T485] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 42.651284][ T485] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 42.651585][ T485] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 42.651874][ T485] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 42.652181][ T485] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 42.652480][ T485] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 42.652776][ T485] ? __create_object (mm/kmemleak.c:771) 
[ 42.653066][ T485] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 42.653358][ T485] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 42.653660][ T485] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 42.654024][ T485] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 42.654321][ T485] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 42.654633][ T485] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 42.654937][ T485] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 42.655234][ T485] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 42.655534][ T485] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 42.655822][ T485] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 42.656111][ T485] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 42.656412][ T485] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 42.656702][ T485] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 42.656995][ T485] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 42.657303][ T485] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 42.657614][ T485] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 42.657904][ T485] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 42.658203][ T485] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 42.658508][ T485] ? 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) 
[ 42.658805][ T485] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[ 42.659101][ T485] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 42.659414][ T485] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 42.659715][ T485] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 42.660019][ T485] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 42.660313][ T485] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 42.660630][ T485] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 42.660930][ T485] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 42.661218][ T485] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 42.661611][ T485] ___sys_sendmsg (net/socket.c:2670) 
[ 42.661901][ T485] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 42.662204][ T485] ? __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) 
[ 42.662593][ T485] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 42.662890][ T485] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 42.663183][ T485] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 42.663489][ T485] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 42.663787][ T485] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 42.664077][ T485] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 42.664386][ T485] __sys_sendmsg (net/socket.c:2700) 
[ 42.664680][ T485] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 42.665033][ T485] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 42.665334][ T485] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 42.665637][ T485] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 42.665940][ T485] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   42.666302][  T485] RIP: 0033:0x7f4746ddd1e7
[ 42.666627][ T485] 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)
[   42.667632][  T485] RSP: 002b:00007ffca122e628 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   42.668073][  T485] RAX: ffffffffffffffda RBX: 00007ffca122ed50 RCX: 00007f4746ddd1e7
[   42.668509][  T485] RDX: 0000000000000000 RSI: 00007ffca122e690 RDI: 0000000000000005
[   42.668943][  T485] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000078
[   42.669386][  T485] R10: 00007f4746cdaee8 R11: 0000000000000246 R12: 0000000000000004
[   42.669823][  T485] R13: 00000000686e680b R14: 0000000000499600 R15: 0000000000000000
| [   42.784972][  T486] ------------[ cut here ]------------
| [ 42.785333][ T486] WARNING: CPU: 2 PID: 486 at ./include/net/netdev_lock.h:17 netif_set_mtu_ext (./include/net/netdev_lock.h:17 ./include/net/netdev_lock.h:15 ./include/net/netdev_lock.h:25 net/core/dev.c:9610) 
| [   42.786172][  T486] Modules linked in: act_gact cls_flower sch_ingress ip6_gre ip6_tunnel tunnel6 gre 8021q vrf veth
| [   42.787353][  T486] Tainted: [W]=WARN
[   42.787588][  T486] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 42.787949][ T486] RIP: 0010:netif_set_mtu_ext (./include/net/netdev_lock.h:17 ./include/net/netdev_lock.h:15 ./include/net/netdev_lock.h:25 net/core/dev.c:9610) 
[ 42.788255][ T486] Code: 00 00 8b 05 b7 bb 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 fa 61 7b 00 85 c0 0f 85 39 fe ff ff 90 <0f> 0b 90 e9 30 fe ff ff 48 b8 00 00 00 00 00 fc ff df 4c 89 fa 48
All code
========
   0:	00 00                	add    %al,(%rax)
   2:	8b 05 b7 bb 3a 02    	mov    0x23abbb7(%rip),%eax        # 0x23abbbf
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb a0 0c 00 00 	lea    0xca0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 fa 61 7b 00       	call   0x7b621b
  21:	85 c0                	test   %eax,%eax
  23:	0f 85 39 fe ff ff    	jne    0xfffffffffffffe62
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	e9 30 fe ff ff       	jmp    0xfffffffffffffe62
  32:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
  39:	fc ff df 
  3c:	4c 89 fa             	mov    %r15,%rdx
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	e9 30 fe ff ff       	jmp    0xfffffffffffffe38
   8:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
   f:	fc ff df 
  12:	4c 89 fa             	mov    %r15,%rdx
  15:	48                   	rex.W
[   42.789270][  T486] RSP: 0018:ffffc90000937140 EFLAGS: 00010246
[   42.789644][  T486] RAX: 0000000000000000 RBX: ffff88800b951000 RCX: 0000000000000001
[   42.790069][  T486] RDX: 0000000000000000 RSI: ffffffffabc9b939 RDI: ffffffffab4555e0
[   42.790508][  T486] RBP: ffffc90000937230 R08: ffff888005988800 R09: 0000000000000000
[   42.790938][  T486] R10: ffffc900009375c8 R11: ffffffffaca50668 R12: 1ffff92000126e2c
[   42.791394][  T486] R13: 00000000000007d0 R14: ffffc90000937880 R15: ffff88800f4043e0
[   42.791822][  T486] FS:  00007f54be673800(0000) GS:ffff8880817b7000(0000) knlGS:0000000000000000
[   42.792339][  T486] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   42.792718][  T486] CR2: 00000000004e59c0 CR3: 000000000d1d7004 CR4: 0000000000772ef0
[   42.793156][  T486] PKRU: 55555554
[   42.793392][  T486] Call Trace:
[   42.793615][  T486]  <TASK>
[ 42.793772][ T486] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 42.794074][ T486] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 42.794378][ T486] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 42.794679][ T486] ? __pfx_validate_linkmsg (net/core/rtnetlink.c:2660) 
[ 42.794970][ T486] ? is_bpf_text_address (kernel/bpf/core.c:777) 
[ 42.795273][ T486] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[ 42.795580][ T486] do_setlink.constprop.0 (net/core/rtnetlink.c:3106) 
[ 42.795880][ T486] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 42.796248][ T486] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 42.796554][ T486] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 42.796851][ T486] ? __kernel_text_address (kernel/extable.c:79) 
[ 42.797144][ T486] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 42.797459][ T486] ? __mutex_trylock_common (./arch/x86/include/asm/atomic64_64.h:101 ./include/linux/atomic/atomic-arch-fallback.h:4296 ./include/linux/atomic/atomic-long.h:1482 ./include/linux/atomic/atomic-instrumented.h:4458 kernel/locking/mutex.c:113) 
[ 42.797753][ T486] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 42.798113][ T486] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 42.798429][ T486] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 42.798720][ T486] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 42.799012][ T486] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 42.799305][ T486] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 42.799620][ T486] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 42.799909][ T486] ? __create_object (mm/kmemleak.c:771) 
[ 42.800201][ T486] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 42.800507][ T486] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 42.800795][ T486] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 42.801153][ T486] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 42.801464][ T486] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 42.801757][ T486] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 42.802070][ T486] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 42.802380][ T486] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 42.802670][ T486] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 42.802955][ T486] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 42.803247][ T486] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 42.803552][ T486] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 42.803846][ T486] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 42.804160][ T486] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 42.804492][ T486] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 42.804786][ T486] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 42.805082][ T486] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 42.805403][ T486] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 42.805696][ T486] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 ./include/net/netns/generic.h:48 net/netlink/af_netlink.c:333) 
[ 42.805997][ T486] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[ 42.806300][ T486] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 42.806604][ T486] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 42.806902][ T486] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 42.807195][ T486] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 42.807496][ T486] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 42.807797][ T486] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 42.808090][ T486] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 42.808395][ T486] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 42.808769][ T486] ___sys_sendmsg (net/socket.c:2670) 
[ 42.809062][ T486] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 42.809356][ T486] ? __call_rcu_common.constprop.0 (./arch/x86/include/asm/irqflags.h:26 ./arch/x86/include/asm/irqflags.h:109 ./arch/x86/include/asm/irqflags.h:127 kernel/rcu/tree.c:3096) 
[ 42.809731][ T486] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 42.810026][ T486] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 42.810317][ T486] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 42.810635][ T486] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 42.810942][ T486] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 42.811229][ T486] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 42.811538][ T486] __sys_sendmsg (net/socket.c:2700) 
[ 42.811827][ T486] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 42.812191][ T486] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 42.812501][ T486] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 42.812792][ T486] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 42.813092][ T486] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   42.813464][  T486] RIP: 0033:0x7f54be8401e7
[ 42.813766][ T486] Code: 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b9 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 2e 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 89 54 24 1c 48 89 74 24 10
All code
========
   0:	0e                   	(bad)
   1:	00 f7                	add    %dh,%bh
   3:	d8 64 89 02          	fsubs  0x2(%rcx,%rcx,4)
   7:	48 c7 c0 ff ff ff ff 	mov    $0xffffffffffffffff,%rax
   e:	eb b9                	jmp    0xffffffffffffffc9
  10:	0f 1f 00             	nopl   (%rax)
  13:	f3 0f 1e fa          	endbr64
  17:	64 8b 04 25 18 00 00 	mov    %fs:0x18,%eax
  1e:	00 
  1f:	85 c0                	test   %eax,%eax
  21:	75 10                	jne    0x33
  23:	b8 2e 00 00 00       	mov    $0x2e,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax		<-- trapping instruction
  30:	77 51                	ja     0x83
  32:	c3                   	ret
  33:	48 83 ec 28          	sub    $0x28,%rsp
  37:	89 54 24 1c          	mov    %edx,0x1c(%rsp)
  3b:	48 89 74 24 10       	mov    %rsi,0x10(%rsp)

Code starting with the faulting instruction
===========================================
   0:	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax
   6:	77 51                	ja     0x59
   8:	c3                   	ret
   9:	48 83 ec 28          	sub    $0x28,%rsp
   d:	89 54 24 1c          	mov    %edx,0x1c(%rsp)
  11:	48 89 74 24 10       	mov    %rsi,0x10(%rsp)
[   42.814775][  T486] RSP: 002b:00007ffc38c4c628 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   42.815217][  T486] RAX: ffffffffffffffda RBX: 00007ffc38c4cd50 RCX: 00007f54be8401e7
[   42.815667][  T486] RDX: 0000000000000000 RSI: 00007ffc38c4c690 RDI: 0000000000000005
[   42.816099][  T486] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000078
[   42.816543][  T486] R10: 00007f54be73dee8 R11: 0000000000000246 R12: 0000000000000004


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