======================================
| xx__-> [   16.352993][  T276] 8021q: 802.1Q VLAN Support v1.8
| [   26.498053][  T334] ------------[ cut here ]------------
| [ 26.498567][ T334] WARNING: CPU: 0 PID: 334 at ./include/net/netdev_lock.h:17 netif_set_mtu_ext (./include/net/netdev_lock.h:17 ./include/net/netdev_lock.h:15 ./include/net/netdev_lock.h:25 net/core/dev.c:9610) 
| [   26.499173][  T334] Modules linked in: 8021q vrf veth
[   26.500087][  T334] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 26.500475][ T334] RIP: 0010:netif_set_mtu_ext (./include/net/netdev_lock.h:17 ./include/net/netdev_lock.h:15 ./include/net/netdev_lock.h:25 net/core/dev.c:9610) 
[ 26.500780][ T334] Code: 00 00 8b 05 d7 bc 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 1a 63 7b 00 85 c0 0f 85 39 fe ff ff 90 <0f> 0b 90 e9 30 fe ff ff 48 b8 00 00 00 00 00 fc ff df 4c 89 fa 48
All code
========
   0:	00 00                	add    %al,(%rax)
   2:	8b 05 d7 bc 3a 02    	mov    0x23abcd7(%rip),%eax        # 0x23abcdf
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb a0 0c 00 00 	lea    0xca0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 1a 63 7b 00       	call   0x7b633b
  21:	85 c0                	test   %eax,%eax
  23:	0f 85 39 fe ff ff    	jne    0xfffffffffffffe62
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	e9 30 fe ff ff       	jmp    0xfffffffffffffe62
  32:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
  39:	fc ff df 
  3c:	4c 89 fa             	mov    %r15,%rdx
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	e9 30 fe ff ff       	jmp    0xfffffffffffffe38
   8:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
   f:	fc ff df 
  12:	4c 89 fa             	mov    %r15,%rdx
  15:	48                   	rex.W
[   26.501806][  T334] RSP: 0018:ffffc900007b7140 EFLAGS: 00010246
[   26.502182][  T334] RAX: 0000000000000000 RBX: ffff8880020f4000 RCX: 0000000000000001
[   26.502621][  T334] RDX: 0000000000000000 RSI: ffffffff8a29b941 RDI: ffffffff89a555e0
[   26.503060][  T334] RBP: ffffc900007b7230 R08: ffff888005195000 R09: 0000000000000000
[   26.503491][  T334] R10: ffffc900007b75c8 R11: ffffffff8b050668 R12: 1ffff920000f6e2c
[   26.503924][  T334] R13: 000000000000ffff R14: ffffc900007b7880 R15: ffff8880050d7160
[   26.504340][  T334] FS:  00007f0a51e51800(0000) GS:ffff8880a30b7000(0000) knlGS:0000000000000000
[   26.504846][  T334] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   26.505439][  T334] CR2: 00000000004e5aa0 CR3: 000000000a4da006 CR4: 0000000000772ef0
[   26.505922][  T334] PKRU: 55555554
[   26.506194][  T334] Call Trace:
[   26.506408][  T334]  <TASK>
[ 26.506572][ T334] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 26.506878][ T334] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 26.507165][ T334] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 26.507454][ T334] ? __pfx_validate_linkmsg (net/core/rtnetlink.c:2660) 
[ 26.507733][ T334] ? is_bpf_text_address (kernel/bpf/core.c:777) 
[ 26.508036][ T334] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[ 26.508328][ T334] do_setlink.constprop.0 (net/core/rtnetlink.c:3106) 
[ 26.508654][ T334] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 26.509021][ T334] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 26.509303][ T334] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 26.509588][ T334] ? __kernel_text_address (kernel/extable.c:79) 
[ 26.509870][ T334] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 26.510166][ T334] ? __mutex_trylock_common (./arch/x86/include/asm/atomic64_64.h:101 ./include/linux/atomic/atomic-arch-fallback.h:4296 ./include/linux/atomic/atomic-long.h:1482 ./include/linux/atomic/atomic-instrumented.h:4458 kernel/locking/mutex.c:113) 
[ 26.510460][ T334] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 26.510804][ T334] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 26.511095][ T334] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 26.511368][ T334] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 26.511655][ T334] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 26.511953][ T334] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 26.512232][ T334] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 26.512527][ T334] ? __create_object (mm/kmemleak.c:771) 
[ 26.512819][ T334] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 26.513116][ T334] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 26.513398][ T334] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 26.513751][ T334] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 26.514048][ T334] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 26.514329][ T334] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 26.514618][ T334] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 26.514912][ T334] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 26.515189][ T334] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 26.515472][ T334] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 26.515752][ T334] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 26.516069][ T334] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 26.516349][ T334] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 26.516649][ T334] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 26.516945][ T334] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 26.517227][ T334] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 26.517513][ T334] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 26.517810][ T334] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 26.518112][ T334] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 ./include/net/netns/generic.h:48 net/netlink/af_netlink.c:333) 
[ 26.518393][ T334] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 26.518704][ T334] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 26.518989][ T334] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 26.519276][ T334] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 26.519570][ T334] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 26.519851][ T334] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 26.520156][ T334] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 26.520477][ T334] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 26.520753][ T334] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 26.521131][ T334] ___sys_sendmsg (net/socket.c:2670) 
[ 26.521404][ T334] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 26.521698][ T334] ? __call_rcu_common.constprop.0 (./arch/x86/include/asm/irqflags.h:26 ./arch/x86/include/asm/irqflags.h:109 ./arch/x86/include/asm/irqflags.h:127 kernel/rcu/tree.c:3096) 
[ 26.522051][ T334] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 26.522330][ T334] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 26.522631][ T334] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 26.522923][ T334] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 26.523199][ T334] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 26.523486][ T334] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 26.523768][ T334] __sys_sendmsg (net/socket.c:2700) 
[ 26.524050][ T334] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 26.524389][ T334] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 26.524703][ T334] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 26.524997][ T334] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 26.525283][ T334] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   26.525639][  T334] RIP: 0033:0x7f0a5201e1e7
[ 26.525964][ T334] Code: 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b9 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 2e 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 89 54 24 1c 48 89 74 24 10
All code
========
   0:	0e                   	(bad)
   1:	00 f7                	add    %dh,%bh
   3:	d8 64 89 02          	fsubs  0x2(%rcx,%rcx,4)
   7:	48 c7 c0 ff ff ff ff 	mov    $0xffffffffffffffff,%rax
   e:	eb b9                	jmp    0xffffffffffffffc9
  10:	0f 1f 00             	nopl   (%rax)
  13:	f3 0f 1e fa          	endbr64
  17:	64 8b 04 25 18 00 00 	mov    %fs:0x18,%eax
  1e:	00 
  1f:	85 c0                	test   %eax,%eax
  21:	75 10                	jne    0x33
  23:	b8 2e 00 00 00       	mov    $0x2e,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax		<-- trapping instruction
  30:	77 51                	ja     0x83
  32:	c3                   	ret
  33:	48 83 ec 28          	sub    $0x28,%rsp
  37:	89 54 24 1c          	mov    %edx,0x1c(%rsp)
  3b:	48 89 74 24 10       	mov    %rsi,0x10(%rsp)

Code starting with the faulting instruction
===========================================
   0:	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax
   6:	77 51                	ja     0x59
   8:	c3                   	ret
   9:	48 83 ec 28          	sub    $0x28,%rsp
   d:	89 54 24 1c          	mov    %edx,0x1c(%rsp)
  11:	48 89 74 24 10       	mov    %rsi,0x10(%rsp)
[   26.526982][  T334] RSP: 002b:00007ffe197fa438 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   26.527423][  T334] RAX: ffffffffffffffda RBX: 00007ffe197fab60 RCX: 00007f0a5201e1e7
[   26.527844][  T334] RDX: 0000000000000000 RSI: 00007ffe197fa4a0 RDI: 0000000000000005
[   26.528272][  T334] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000078
[   26.528730][  T334] R10: 00007f0a51f1bee8 R11: 0000000000000246 R12: 0000000000000004
[   26.529164][  T334] R13: 00000000686e4085 R14: 0000000000499600 R15: 0000000000000000
| [   26.642294][  T335] ------------[ cut here ]------------
| [ 26.642621][ T335] WARNING: CPU: 0 PID: 335 at ./include/net/netdev_lock.h:17 netif_set_mtu_ext (./include/net/netdev_lock.h:17 ./include/net/netdev_lock.h:15 ./include/net/netdev_lock.h:25 net/core/dev.c:9610) 
| [   26.643188][  T335] Modules linked in: 8021q vrf veth
| [   26.644932][  T335] Tainted: [W]=WARN
[   26.645154][  T335] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 26.645507][ T335] RIP: 0010:netif_set_mtu_ext (./include/net/netdev_lock.h:17 ./include/net/netdev_lock.h:15 ./include/net/netdev_lock.h:25 net/core/dev.c:9610) 
[ 26.645800][ T335] Code: 00 00 8b 05 d7 bc 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 1a 63 7b 00 85 c0 0f 85 39 fe ff ff 90 <0f> 0b 90 e9 30 fe ff ff 48 b8 00 00 00 00 00 fc ff df 4c 89 fa 48
All code
========
   0:	00 00                	add    %al,(%rax)
   2:	8b 05 d7 bc 3a 02    	mov    0x23abcd7(%rip),%eax        # 0x23abcdf
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb a0 0c 00 00 	lea    0xca0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 1a 63 7b 00       	call   0x7b633b
  21:	85 c0                	test   %eax,%eax
  23:	0f 85 39 fe ff ff    	jne    0xfffffffffffffe62
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	e9 30 fe ff ff       	jmp    0xfffffffffffffe62
  32:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
  39:	fc ff df 
  3c:	4c 89 fa             	mov    %r15,%rdx
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	e9 30 fe ff ff       	jmp    0xfffffffffffffe38
   8:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
   f:	fc ff df 
  12:	4c 89 fa             	mov    %r15,%rdx
  15:	48                   	rex.W
[   26.646825][  T335] RSP: 0018:ffffc900007b7140 EFLAGS: 00010246
[   26.647185][  T335] RAX: 0000000000000000 RBX: ffff8880020f4000 RCX: 0000000000000001
[   26.647614][  T335] RDX: 0000000000000000 RSI: ffffffff8a29b941 RDI: ffffffff89a555e0
[   26.648043][  T335] RBP: ffffc900007b7230 R08: ffff88800612b800 R09: 0000000000000000
[   26.648477][  T335] R10: ffffc900007b75c8 R11: ffffffff8b050668 R12: 1ffff920000f6e2c
[   26.648926][  T335] R13: 00000000000005dc R14: ffffc900007b7880 R15: ffff8880050d7be0
[   26.649359][  T335] FS:  00007ff744ae9800(0000) GS:ffff8880a30b7000(0000) knlGS:0000000000000000
[   26.649852][  T335] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   26.650235][  T335] CR2: 00000000004e5aa0 CR3: 0000000005184001 CR4: 0000000000772ef0
[   26.650660][  T335] PKRU: 55555554
[   26.650872][  T335] Call Trace:
[   26.651137][  T335]  <TASK>
[ 26.651278][ T335] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 26.651569][ T335] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 26.651849][ T335] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 26.652138][ T335] ? __pfx_validate_linkmsg (net/core/rtnetlink.c:2660) 
[ 26.652431][ T335] ? is_bpf_text_address (kernel/bpf/core.c:777) 
[ 26.652709][ T335] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[ 26.652999][ T335] do_setlink.constprop.0 (net/core/rtnetlink.c:3106) 
[ 26.653282][ T335] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 26.653640][ T335] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 26.653934][ T335] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 26.654216][ T335] ? __kernel_text_address (kernel/extable.c:79) 
[ 26.654512][ T335] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 26.654790][ T335] ? __mutex_trylock_common (./arch/x86/include/asm/atomic64_64.h:101 ./include/linux/atomic/atomic-arch-fallback.h:4296 ./include/linux/atomic/atomic-long.h:1482 ./include/linux/atomic/atomic-instrumented.h:4458 kernel/locking/mutex.c:113) 
[ 26.655078][ T335] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 26.655425][ T335] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 26.655704][ T335] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 26.655985][ T335] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 26.656257][ T335] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 26.656545][ T335] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 26.656826][ T335] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 26.657110][ T335] ? __create_object (mm/kmemleak.c:771) 
[ 26.657388][ T335] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 26.657680][ T335] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 26.657995][ T335] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 26.658341][ T335] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 26.658650][ T335] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 26.658946][ T335] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 26.659221][ T335] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 26.659511][ T335] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 26.659787][ T335] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 26.660071][ T335] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 26.660346][ T335] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 26.660629][ T335] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 26.660921][ T335] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 26.661199][ T335] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 26.661487][ T335] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 26.661763][ T335] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 26.662071][ T335] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 26.662359][ T335] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 26.662643][ T335] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 ./include/net/netns/generic.h:48 net/netlink/af_netlink.c:333) 
[ 26.662949][ T335] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 26.663232][ T335] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 26.663514][ T335] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 26.663798][ T335] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 26.664078][ T335] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 26.664357][ T335] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 26.664648][ T335] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 26.664936][ T335] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 26.665215][ T335] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 26.665577][ T335] ___sys_sendmsg (net/socket.c:2670) 
[ 26.665849][ T335] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 26.666159][ T335] ? __call_rcu_common.constprop.0 (./arch/x86/include/asm/irqflags.h:26 ./arch/x86/include/asm/irqflags.h:109 ./arch/x86/include/asm/irqflags.h:127 kernel/rcu/tree.c:3096) 
[ 26.666512][ T335] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 26.666793][ T335] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 26.667078][ T335] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 26.667356][ T335] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 26.667638][ T335] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 26.667912][ T335] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 26.668192][ T335] __sys_sendmsg (net/socket.c:2700) 
[ 26.668473][ T335] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 26.668836][ T335] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 26.669122][ T335] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 26.669405][ T335] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 26.669694][ T335] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   26.670067][  T335] RIP: 0033:0x7ff744cb61e7
[ 26.670352][ T335] Code: 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b9 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 2e 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 89 54 24 1c 48 89 74 24 10
All code
========
   0:	0e                   	(bad)
   1:	00 f7                	add    %dh,%bh
   3:	d8 64 89 02          	fsubs  0x2(%rcx,%rcx,4)
   7:	48 c7 c0 ff ff ff ff 	mov    $0xffffffffffffffff,%rax
   e:	eb b9                	jmp    0xffffffffffffffc9
  10:	0f 1f 00             	nopl   (%rax)
  13:	f3 0f 1e fa          	endbr64
  17:	64 8b 04 25 18 00 00 	mov    %fs:0x18,%eax
  1e:	00 
  1f:	85 c0                	test   %eax,%eax
  21:	75 10                	jne    0x33
  23:	b8 2e 00 00 00       	mov    $0x2e,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax		<-- trapping instruction
  30:	77 51                	ja     0x83
  32:	c3                   	ret
  33:	48 83 ec 28          	sub    $0x28,%rsp
  37:	89 54 24 1c          	mov    %edx,0x1c(%rsp)
  3b:	48 89 74 24 10       	mov    %rsi,0x10(%rsp)

Code starting with the faulting instruction
===========================================
   0:	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax
   6:	77 51                	ja     0x59
   8:	c3                   	ret
   9:	48 83 ec 28          	sub    $0x28,%rsp
   d:	89 54 24 1c          	mov    %edx,0x1c(%rsp)
  11:	48 89 74 24 10       	mov    %rsi,0x10(%rsp)
[   26.671359][  T335] RSP: 002b:00007ffc80ba4648 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   26.671785][  T335] RAX: ffffffffffffffda RBX: 00007ffc80ba4d70 RCX: 00007ff744cb61e7
[   26.672199][  T335] RDX: 0000000000000000 RSI: 00007ffc80ba46b0 RDI: 0000000000000005
[   26.672622][  T335] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000078
[   26.673048][  T335] R10: 00007ff744bb3ee8 R11: 0000000000000246 R12: 0000000000000004
[   26.673485][  T335] R13: 00000000686e4085 R14: 0000000000499600 R15: 0000000000000000
| [   26.949359][  T339] ------------[ cut here ]------------
| [ 26.950926][ T339] WARNING: CPU: 2 PID: 339 at ./include/net/netdev_lock.h:17 netif_set_mtu_ext (./include/net/netdev_lock.h:17 ./include/net/netdev_lock.h:15 ./include/net/netdev_lock.h:25 net/core/dev.c:9610) 
| [   26.951511][  T339] Modules linked in: 8021q vrf veth
| [   26.952377][  T339] Tainted: [W]=WARN
[   26.952606][  T339] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 26.952963][ T339] RIP: 0010:netif_set_mtu_ext (./include/net/netdev_lock.h:17 ./include/net/netdev_lock.h:15 ./include/net/netdev_lock.h:25 net/core/dev.c:9610) 
[ 26.953263][ T339] Code: 00 00 8b 05 d7 bc 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 1a 63 7b 00 85 c0 0f 85 39 fe ff ff 90 <0f> 0b 90 e9 30 fe ff ff 48 b8 00 00 00 00 00 fc ff df 4c 89 fa 48
All code
========
   0:	00 00                	add    %al,(%rax)
   2:	8b 05 d7 bc 3a 02    	mov    0x23abcd7(%rip),%eax        # 0x23abcdf
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb a0 0c 00 00 	lea    0xca0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 1a 63 7b 00       	call   0x7b633b
  21:	85 c0                	test   %eax,%eax
  23:	0f 85 39 fe ff ff    	jne    0xfffffffffffffe62
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	e9 30 fe ff ff       	jmp    0xfffffffffffffe62
  32:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
  39:	fc ff df 
  3c:	4c 89 fa             	mov    %r15,%rdx
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	e9 30 fe ff ff       	jmp    0xfffffffffffffe38
   8:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
   f:	fc ff df 
  12:	4c 89 fa             	mov    %r15,%rdx
  15:	48                   	rex.W
[   26.954275][  T339] RSP: 0018:ffffc90000707140 EFLAGS: 00010246
[   26.954646][  T339] RAX: 0000000000000000 RBX: ffff8880020f4000 RCX: 0000000000000001
[   26.955076][  T339] RDX: 0000000000000000 RSI: ffffffff8a29b941 RDI: ffffffff89a555e0
[   26.955509][  T339] RBP: ffffc90000707230 R08: ffff888002a70800 R09: 0000000000000000
[   26.955934][  T339] R10: ffffc900007075c8 R11: ffffffff8b050668 R12: 1ffff920000e0e2c
[   26.956356][  T339] R13: 0000000000010000 R14: ffffc90000707880 R15: ffff8880050dade0
[   26.956788][  T339] FS:  00007f2202ff4800(0000) GS:ffff8880a31b7000(0000) knlGS:0000000000000000
[   26.957296][  T339] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   26.957666][  T339] CR2: 00000000004e5aa0 CR3: 000000000a5fd002 CR4: 0000000000772ef0
[   26.958099][  T339] PKRU: 55555554
[   26.958321][  T339] Call Trace:
[   26.958558][  T339]  <TASK>
[ 26.958714][ T339] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 26.959012][ T339] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 26.959299][ T339] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 26.959601][ T339] ? __pfx_validate_linkmsg (net/core/rtnetlink.c:2660) 
[ 26.959888][ T339] ? is_bpf_text_address (kernel/bpf/core.c:777) 
[ 26.960177][ T339] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[ 26.960476][ T339] do_setlink.constprop.0 (net/core/rtnetlink.c:3106) 
[ 26.960772][ T339] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 26.961150][ T339] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 26.961446][ T339] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 26.961733][ T339] ? __kernel_text_address (kernel/extable.c:79) 
[ 26.962024][ T339] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 26.962312][ T339] ? __mutex_trylock_common (./arch/x86/include/asm/atomic64_64.h:101 ./include/linux/atomic/atomic-arch-fallback.h:4296 ./include/linux/atomic/atomic-long.h:1482 ./include/linux/atomic/atomic-instrumented.h:4458 kernel/locking/mutex.c:113) 
[ 26.962611][ T339] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 26.962968][ T339] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 26.963266][ T339] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 26.963561][ T339] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 26.963851][ T339] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 26.964141][ T339] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 26.964443][ T339] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 26.964735][ T339] ? __create_object (mm/kmemleak.c:771) 
[ 26.965034][ T339] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 26.965320][ T339] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 26.965623][ T339] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 26.965975][ T339] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 26.966283][ T339] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 26.966584][ T339] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 26.966870][ T339] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 26.967162][ T339] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 26.967473][ T339] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 26.967769][ T339] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 26.968056][ T339] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 26.968343][ T339] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 26.968658][ T339] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 26.968950][ T339] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 26.969240][ T339] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 26.969536][ T339] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 26.969823][ T339] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 26.970125][ T339] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 26.970420][ T339] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 ./include/net/netns/generic.h:48 net/netlink/af_netlink.c:333) 
[ 26.970710][ T339] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 26.970997][ T339] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 26.971283][ T339] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 26.971583][ T339] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 26.971873][ T339] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 26.972169][ T339] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 26.972471][ T339] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 26.972758][ T339] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 26.973044][ T339] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 26.973406][ T339] ___sys_sendmsg (net/socket.c:2670) 
[ 26.973701][ T339] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 26.973985][ T339] ? __call_rcu_common.constprop.0 (./arch/x86/include/asm/irqflags.h:26 ./arch/x86/include/asm/irqflags.h:109 ./arch/x86/include/asm/irqflags.h:127 kernel/rcu/tree.c:3096) 
[ 26.974344][ T339] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 26.974643][ T339] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 26.974934][ T339] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 26.975224][ T339] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 26.975528][ T339] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 26.975813][ T339] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 26.976106][ T339] __sys_sendmsg (net/socket.c:2700) 
[ 26.976395][ T339] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 26.976754][ T339] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 26.977052][ T339] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 26.977339][ T339] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 26.977635][ T339] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   26.977985][  T339] RIP: 0033:0x7f22031c11e7
[ 26.978285][ T339] Code: 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b9 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 2e 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 89 54 24 1c 48 89 74 24 10
All code
========
   0:	0e                   	(bad)
   1:	00 f7                	add    %dh,%bh
   3:	d8 64 89 02          	fsubs  0x2(%rcx,%rcx,4)
   7:	48 c7 c0 ff ff ff ff 	mov    $0xffffffffffffffff,%rax
   e:	eb b9                	jmp    0xffffffffffffffc9
  10:	0f 1f 00             	nopl   (%rax)
  13:	f3 0f 1e fa          	endbr64
  17:	64 8b 04 25 18 00 00 	mov    %fs:0x18,%eax
  1e:	00 
  1f:	85 c0                	test   %eax,%eax
  21:	75 10                	jne    0x33
  23:	b8 2e 00 00 00       	mov    $0x2e,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax		<-- trapping instruction
  30:	77 51                	ja     0x83
  32:	c3                   	ret
  33:	48 83 ec 28          	sub    $0x28,%rsp
  37:	89 54 24 1c          	mov    %edx,0x1c(%rsp)
  3b:	48 89 74 24 10       	mov    %rsi,0x10(%rsp)

Code starting with the faulting instruction
===========================================
   0:	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax
   6:	77 51                	ja     0x59
   8:	c3                   	ret
   9:	48 83 ec 28          	sub    $0x28,%rsp
   d:	89 54 24 1c          	mov    %edx,0x1c(%rsp)
  11:	48 89 74 24 10       	mov    %rsi,0x10(%rsp)
[   26.979297][  T339] RSP: 002b:00007ffda44ccb08 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   26.979734][  T339] RAX: ffffffffffffffda RBX: 00007ffda44cd230 RCX: 00007f22031c11e7
[   26.980156][  T339] RDX: 0000000000000000 RSI: 00007ffda44ccb70 RDI: 0000000000000005
[   26.980591][  T339] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000078
[   26.981013][  T339] R10: 00007f22030beee8 R11: 0000000000000246 R12: 0000000000000004
[   26.981443][  T339] R13: 00000000686e4085 R14: 0000000000499600 R15: 0000000000000000
| [   27.079311][  T340] ------------[ cut here ]------------
| [ 27.080923][ T340] WARNING: CPU: 3 PID: 340 at ./include/net/netdev_lock.h:17 netif_set_mtu_ext (./include/net/netdev_lock.h:17 ./include/net/netdev_lock.h:15 ./include/net/netdev_lock.h:25 net/core/dev.c:9610) 
| [   27.081560][  T340] Modules linked in: 8021q vrf veth
| [   27.082396][  T340] Tainted: [W]=WARN
[   27.082612][  T340] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 27.082960][ T340] RIP: 0010:netif_set_mtu_ext (./include/net/netdev_lock.h:17 ./include/net/netdev_lock.h:15 ./include/net/netdev_lock.h:25 net/core/dev.c:9610) 
[ 27.083243][ T340] Code: 00 00 8b 05 d7 bc 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 1a 63 7b 00 85 c0 0f 85 39 fe ff ff 90 <0f> 0b 90 e9 30 fe ff ff 48 b8 00 00 00 00 00 fc ff df 4c 89 fa 48
All code
========
   0:	00 00                	add    %al,(%rax)
   2:	8b 05 d7 bc 3a 02    	mov    0x23abcd7(%rip),%eax        # 0x23abcdf
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb a0 0c 00 00 	lea    0xca0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 1a 63 7b 00       	call   0x7b633b
  21:	85 c0                	test   %eax,%eax
  23:	0f 85 39 fe ff ff    	jne    0xfffffffffffffe62
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	e9 30 fe ff ff       	jmp    0xfffffffffffffe62
  32:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
  39:	fc ff df 
  3c:	4c 89 fa             	mov    %r15,%rdx
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	e9 30 fe ff ff       	jmp    0xfffffffffffffe38
   8:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
   f:	fc ff df 
  12:	4c 89 fa             	mov    %r15,%rdx
  15:	48                   	rex.W
[   27.084230][  T340] RSP: 0018:ffffc90000707140 EFLAGS: 00010246
[   27.084585][  T340] RAX: 0000000000000000 RBX: ffff8880020f4000 RCX: 0000000000000001
[   27.085001][  T340] RDX: 0000000000000000 RSI: ffffffff8a29b941 RDI: ffffffff89a555e0
[   27.085417][  T340] RBP: ffffc90000707230 R08: ffff888004fa8800 R09: 0000000000000000
[   27.085829][  T340] R10: ffffc900007075c8 R11: ffffffff8b050668 R12: 1ffff920000e0e2c
[   27.086238][  T340] R13: 00000000000005dc R14: ffffc90000707880 R15: ffff8880050d9fe0
[   27.086659][  T340] FS:  00007fe60e59e800(0000) GS:ffff8880a3237000(0000) knlGS:0000000000000000
[   27.087135][  T340] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   27.087486][  T340] CR2: 00000000004e5aa0 CR3: 000000000512b002 CR4: 0000000000772ef0
[   27.087897][  T340] PKRU: 55555554
[   27.088100][  T340] Call Trace:
[   27.088306][  T340]  <TASK>
[ 27.088458][ T340] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 27.088749][ T340] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 27.089020][ T340] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 27.089297][ T340] ? __pfx_validate_linkmsg (net/core/rtnetlink.c:2660) 
[ 27.089578][ T340] ? is_bpf_text_address (kernel/bpf/core.c:777) 
[ 27.089854][ T340] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[ 27.090130][ T340] do_setlink.constprop.0 (net/core/rtnetlink.c:3106) 
[ 27.090425][ T340] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 27.090773][ T340] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 27.091045][ T340] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 27.091317][ T340] ? __kernel_text_address (kernel/extable.c:79) 
[ 27.091600][ T340] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 27.091876][ T340] ? __mutex_trylock_common (./arch/x86/include/asm/atomic64_64.h:101 ./include/linux/atomic/atomic-arch-fallback.h:4296 ./include/linux/atomic/atomic-long.h:1482 ./include/linux/atomic/atomic-instrumented.h:4458 kernel/locking/mutex.c:113) 
[ 27.092150][ T340] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 27.092504][ T340] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 27.092779][ T340] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 27.093051][ T340] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 27.093324][ T340] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 27.093607][ T340] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 27.093881][ T340] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 27.094153][ T340] ? __create_object (mm/kmemleak.c:771) 
[ 27.094441][ T340] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 27.094720][ T340] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 27.094994][ T340] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 27.095334][ T340] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 27.095623][ T340] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 27.095905][ T340] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 27.096178][ T340] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 27.096467][ T340] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 27.096747][ T340] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 27.097020][ T340] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 27.097294][ T340] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 27.097581][ T340] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 27.097861][ T340] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 27.098139][ T340] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 27.098426][ T340] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 27.098711][ T340] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 27.098991][ T340] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 27.099275][ T340] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 27.099556][ T340] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 ./include/net/netns/generic.h:48 net/netlink/af_netlink.c:333) 
[ 27.099831][ T340] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 27.100108][ T340] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 27.100380][ T340] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 27.100671][ T340] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 27.100952][ T340] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 27.101226][ T340] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 27.101512][ T340] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 27.101793][ T340] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 27.102066][ T340] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 27.102425][ T340] ___sys_sendmsg (net/socket.c:2670) 
[ 27.102698][ T340] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 27.102973][ T340] ? __call_rcu_common.constprop.0 (./arch/x86/include/asm/irqflags.h:26 ./arch/x86/include/asm/irqflags.h:109 ./arch/x86/include/asm/irqflags.h:127 kernel/rcu/tree.c:3096) 
[ 27.103314][ T340] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 27.103603][ T340] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 27.103881][ T340] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 27.104160][ T340] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 27.104441][ T340] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 27.104716][ T340] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 27.105009][ T340] __sys_sendmsg (net/socket.c:2700) 
[ 27.105279][ T340] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 27.105624][ T340] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 27.105909][ T340] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 27.106183][ T340] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 27.106466][ T340] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   27.106806][  T340] RIP: 0033:0x7fe60e76b1e7
[ 27.107092][ T340] Code: 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b9 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 2e 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 89 54 24 1c 48 89 74 24 10
All code
========
   0:	0e                   	(bad)
   1:	00 f7                	add    %dh,%bh
   3:	d8 64 89 02          	fsubs  0x2(%rcx,%rcx,4)
   7:	48 c7 c0 ff ff ff ff 	mov    $0xffffffffffffffff,%rax
   e:	eb b9                	jmp    0xffffffffffffffc9
  10:	0f 1f 00             	nopl   (%rax)
  13:	f3 0f 1e fa          	endbr64
  17:	64 8b 04 25 18 00 00 	mov    %fs:0x18,%eax
  1e:	00 
  1f:	85 c0                	test   %eax,%eax
  21:	75 10                	jne    0x33
  23:	b8 2e 00 00 00       	mov    $0x2e,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax		<-- trapping instruction
  30:	77 51                	ja     0x83
  32:	c3                   	ret
  33:	48 83 ec 28          	sub    $0x28,%rsp
  37:	89 54 24 1c          	mov    %edx,0x1c(%rsp)
  3b:	48 89 74 24 10       	mov    %rsi,0x10(%rsp)

Code starting with the faulting instruction
===========================================
   0:	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax
   6:	77 51                	ja     0x59
   8:	c3                   	ret
   9:	48 83 ec 28          	sub    $0x28,%rsp
   d:	89 54 24 1c          	mov    %edx,0x1c(%rsp)
  11:	48 89 74 24 10       	mov    %rsi,0x10(%rsp)
[   27.108080][  T340] RSP: 002b:00007ffc9c7a4788 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   27.108503][  T340] RAX: ffffffffffffffda RBX: 00007ffc9c7a4eb0 RCX: 00007fe60e76b1e7
[   27.108925][  T340] RDX: 0000000000000000 RSI: 00007ffc9c7a47f0 RDI: 0000000000000005
[   27.109338][  T340] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000078
[   27.109756][  T340] R10: 00007fe60e668ee8 R11: 0000000000000246 R12: 0000000000000004
[   27.110167][  T340] R13: 00000000686e4085 R14: 0000000000499600 R15: 0000000000000000
| [   27.490141][  T347] ------------[ cut here ]------------
| [ 27.490461][ T347] WARNING: CPU: 3 PID: 347 at ./include/net/netdev_lock.h:17 netif_set_mtu_ext (./include/net/netdev_lock.h:17 ./include/net/netdev_lock.h:15 ./include/net/netdev_lock.h:25 net/core/dev.c:9610) 
| [   27.491014][  T347] Modules linked in: 8021q vrf veth
| [   27.491865][  T347] Tainted: [W]=WARN
[   27.492077][  T347] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 27.492439][ T347] RIP: 0010:netif_set_mtu_ext (./include/net/netdev_lock.h:17 ./include/net/netdev_lock.h:15 ./include/net/netdev_lock.h:25 net/core/dev.c:9610) 
[ 27.492721][ T347] Code: 00 00 8b 05 d7 bc 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 1a 63 7b 00 85 c0 0f 85 39 fe ff ff 90 <0f> 0b 90 e9 30 fe ff ff 48 b8 00 00 00 00 00 fc ff df 4c 89 fa 48
All code
========
   0:	00 00                	add    %al,(%rax)
   2:	8b 05 d7 bc 3a 02    	mov    0x23abcd7(%rip),%eax        # 0x23abcdf
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb a0 0c 00 00 	lea    0xca0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 1a 63 7b 00       	call   0x7b633b
  21:	85 c0                	test   %eax,%eax
  23:	0f 85 39 fe ff ff    	jne    0xfffffffffffffe62
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	e9 30 fe ff ff       	jmp    0xfffffffffffffe62
  32:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
  39:	fc ff df 
  3c:	4c 89 fa             	mov    %r15,%rdx
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	e9 30 fe ff ff       	jmp    0xfffffffffffffe38
   8:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
   f:	fc ff df 
  12:	4c 89 fa             	mov    %r15,%rdx
  15:	48                   	rex.W
[   27.493739][  T347] RSP: 0018:ffffc900007f7140 EFLAGS: 00010246
[   27.494111][  T347] RAX: 0000000000000000 RBX: ffff888007e69000 RCX: 0000000000000001
[   27.494846][  T347] RDX: 0000000000000000 RSI: ffffffff8a29b941 RDI: ffffffff89a555e0
[   27.495286][  T347] RBP: ffffc900007f7230 R08: ffff8880053de800 R09: 0000000000000000
[   27.495726][  T347] R10: ffffc900007f75c8 R11: ffffffff8b050668 R12: 1ffff920000fee2c
[   27.496164][  T347] R13: 000000000000ffff R14: ffffc900007f7880 R15: ffff8880050d8060
[   27.496610][  T347] FS:  00007f4fb6225800(0000) GS:ffff8880a3237000(0000) knlGS:0000000000000000
[   27.497117][  T347] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   27.497494][  T347] CR2: 00000000004e5aa8 CR3: 0000000004b71003 CR4: 0000000000772ef0
[   27.497943][  T347] PKRU: 55555554
[   27.498162][  T347] Call Trace:
[   27.498379][  T347]  <TASK>
[ 27.498545][ T347] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 27.498846][ T347] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 27.499134][ T347] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 27.499442][ T347] ? __pfx_validate_linkmsg (net/core/rtnetlink.c:2660) 
[ 27.499724][ T347] ? is_bpf_text_address (kernel/bpf/core.c:777) 
[ 27.500006][ T347] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[ 27.500296][ T347] do_setlink.constprop.0 (net/core/rtnetlink.c:3106) 
[ 27.500591][ T347] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 27.500956][ T347] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 27.501240][ T347] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 27.501541][ T347] ? __kernel_text_address (kernel/extable.c:79) 
[ 27.501835][ T347] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 27.502134][ T347] ? __mutex_trylock_common (./arch/x86/include/asm/atomic64_64.h:101 ./include/linux/atomic/atomic-arch-fallback.h:4296 ./include/linux/atomic/atomic-long.h:1482 ./include/linux/atomic/atomic-instrumented.h:4458 kernel/locking/mutex.c:113) 
[ 27.502437][ T347] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 27.502799][ T347] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 27.503087][ T347] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 27.503369][ T347] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 27.503652][ T347] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 27.503927][ T347] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 27.504209][ T347] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 27.504498][ T347] ? __create_object (mm/kmemleak.c:771) 
[ 27.504774][ T347] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 27.505047][ T347] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 27.505330][ T347] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 27.505688][ T347] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 27.505970][ T347] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 27.506255][ T347] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 27.506559][ T347] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 27.506863][ T347] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 27.507150][ T347] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 27.507440][ T347] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 27.507717][ T347] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 27.507989][ T347] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 27.508268][ T347] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 27.508568][ T347] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 27.508854][ T347] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 27.509141][ T347] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 27.509430][ T347] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 27.509716][ T347] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 27.509987][ T347] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 ./include/net/netns/generic.h:48 net/netlink/af_netlink.c:333) 
[ 27.510275][ T347] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 27.510569][ T347] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 27.510849][ T347] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 27.511137][ T347] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 27.511443][ T347] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 27.511723][ T347] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 27.512005][ T347] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 27.512287][ T347] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 27.512570][ T347] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 27.512926][ T347] ___sys_sendmsg (net/socket.c:2670) 
[ 27.513198][ T347] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 27.513482][ T347] ? __call_rcu_common.constprop.0 (./arch/x86/include/asm/irqflags.h:26 ./arch/x86/include/asm/irqflags.h:109 ./arch/x86/include/asm/irqflags.h:127 kernel/rcu/tree.c:3096) 
[ 27.513836][ T347] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 27.514112][ T347] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 27.514403][ T347] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 27.514699][ T347] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 27.514988][ T347] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 27.515265][ T347] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 27.515571][ T347] __sys_sendmsg (net/socket.c:2700) 
[ 27.515842][ T347] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 27.516180][ T347] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 27.516483][ T347] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 27.516757][ T347] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 27.517042][ T347] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   27.517390][  T347] RIP: 0033:0x7f4fb63f21e7
[ 27.517682][ T347] Code: 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b9 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 2e 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 89 54 24 1c 48 89 74 24 10
All code
========
   0:	0e                   	(bad)
   1:	00 f7                	add    %dh,%bh
   3:	d8 64 89 02          	fsubs  0x2(%rcx,%rcx,4)
   7:	48 c7 c0 ff ff ff ff 	mov    $0xffffffffffffffff,%rax
   e:	eb b9                	jmp    0xffffffffffffffc9
  10:	0f 1f 00             	nopl   (%rax)
  13:	f3 0f 1e fa          	endbr64
  17:	64 8b 04 25 18 00 00 	mov    %fs:0x18,%eax
  1e:	00 
  1f:	85 c0                	test   %eax,%eax
  21:	75 10                	jne    0x33
  23:	b8 2e 00 00 00       	mov    $0x2e,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax		<-- trapping instruction
  30:	77 51                	ja     0x83
  32:	c3                   	ret
  33:	48 83 ec 28          	sub    $0x28,%rsp
  37:	89 54 24 1c          	mov    %edx,0x1c(%rsp)
  3b:	48 89 74 24 10       	mov    %rsi,0x10(%rsp)

Code starting with the faulting instruction
===========================================
   0:	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax
   6:	77 51                	ja     0x59
   8:	c3                   	ret
   9:	48 83 ec 28          	sub    $0x28,%rsp
   d:	89 54 24 1c          	mov    %edx,0x1c(%rsp)
  11:	48 89 74 24 10       	mov    %rsi,0x10(%rsp)
[   27.518722][  T347] RSP: 002b:00007ffea86ecab8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   27.519159][  T347] RAX: ffffffffffffffda RBX: 00007ffea86ed1e0 RCX: 00007f4fb63f21e7
[   27.519580][  T347] RDX: 0000000000000000 RSI: 00007ffea86ecb20 RDI: 0000000000000005
[   27.520000][  T347] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000078
[   27.520426][  T347] R10: 00007f4fb62efee8 R11: 0000000000000246 R12: 0000000000000004
[   27.520850][  T347] R13: 00000000686e4086 R14: 0000000000499600 R15: 0000000000000000
| [   27.653065][  T348] ------------[ cut here ]------------
| [ 27.653442][ T348] WARNING: CPU: 2 PID: 348 at ./include/net/netdev_lock.h:17 netif_set_mtu_ext (./include/net/netdev_lock.h:17 ./include/net/netdev_lock.h:15 ./include/net/netdev_lock.h:25 net/core/dev.c:9610) 
| [   27.654024][  T348] Modules linked in: 8021q vrf veth
| [   27.654923][  T348] Tainted: [W]=WARN
[   27.655152][  T348] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 27.655901][ T348] RIP: 0010:netif_set_mtu_ext (./include/net/netdev_lock.h:17 ./include/net/netdev_lock.h:15 ./include/net/netdev_lock.h:25 net/core/dev.c:9610) 
[ 27.656210][ T348] Code: 00 00 8b 05 d7 bc 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 1a 63 7b 00 85 c0 0f 85 39 fe ff ff 90 <0f> 0b 90 e9 30 fe ff ff 48 b8 00 00 00 00 00 fc ff df 4c 89 fa 48
All code
========
   0:	00 00                	add    %al,(%rax)
   2:	8b 05 d7 bc 3a 02    	mov    0x23abcd7(%rip),%eax        # 0x23abcdf
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb a0 0c 00 00 	lea    0xca0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 1a 63 7b 00       	call   0x7b633b
  21:	85 c0                	test   %eax,%eax
  23:	0f 85 39 fe ff ff    	jne    0xfffffffffffffe62
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	e9 30 fe ff ff       	jmp    0xfffffffffffffe62
  32:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
  39:	fc ff df 
  3c:	4c 89 fa             	mov    %r15,%rdx
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	e9 30 fe ff ff       	jmp    0xfffffffffffffe38
   8:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
   f:	fc ff df 
  12:	4c 89 fa             	mov    %r15,%rdx
  15:	48                   	rex.W
[   27.657222][  T348] RSP: 0018:ffffc90000817140 EFLAGS: 00010246
[   27.657598][  T348] RAX: 0000000000000000 RBX: ffff888007e69000 RCX: 0000000000000001
[   27.658034][  T348] RDX: 0000000000000000 RSI: ffffffff8a29b941 RDI: ffffffff89a555e0
[   27.658468][  T348] RBP: ffffc90000817230 R08: ffff888004cc6800 R09: 0000000000000000
[   27.658916][  T348] R10: ffffc900008175c8 R11: ffffffff8b050668 R12: 1ffff92000102e2c
[   27.659347][  T348] R13: 00000000000005dc R14: ffffc90000817880 R15: ffff8880050daa60
[   27.659780][  T348] FS:  00007fdb65d96800(0000) GS:ffff8880a31b7000(0000) knlGS:0000000000000000
[   27.660278][  T348] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   27.660652][  T348] CR2: 00000000004e5aa8 CR3: 0000000004bae001 CR4: 0000000000772ef0
[   27.661079][  T348] PKRU: 55555554
[   27.661304][  T348] Call Trace:
[   27.661534][  T348]  <TASK>
[ 27.661686][ T348] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 27.661983][ T348] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 27.662274][ T348] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 27.662579][ T348] ? __pfx_validate_linkmsg (net/core/rtnetlink.c:2660) 
[ 27.662872][ T348] ? is_bpf_text_address (kernel/bpf/core.c:777) 
[ 27.663161][ T348] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[ 27.663465][ T348] do_setlink.constprop.0 (net/core/rtnetlink.c:3106) 
[ 27.663762][ T348] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 27.664121][ T348] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 27.664425][ T348] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 27.664716][ T348] ? __kernel_text_address (kernel/extable.c:79) 
[ 27.665007][ T348] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 27.665301][ T348] ? __mutex_trylock_common (./arch/x86/include/asm/atomic64_64.h:101 ./include/linux/atomic/atomic-arch-fallback.h:4296 ./include/linux/atomic/atomic-long.h:1482 ./include/linux/atomic/atomic-instrumented.h:4458 kernel/locking/mutex.c:113) 
[ 27.665624][ T348] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 27.665978][ T348] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 27.666268][ T348] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 27.666567][ T348] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 27.666863][ T348] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 27.667155][ T348] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 27.667461][ T348] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 27.667746][ T348] ? __create_object (mm/kmemleak.c:771) 
[ 27.668044][ T348] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 27.668340][ T348] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 27.668656][ T348] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 27.669012][ T348] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 27.669325][ T348] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 27.669627][ T348] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 27.669924][ T348] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 27.670216][ T348] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 27.670525][ T348] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 27.670810][ T348] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 27.671107][ T348] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 27.671398][ T348] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 27.671700][ T348] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 27.671993][ T348] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 27.672285][ T348] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 27.672593][ T348] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 27.672881][ T348] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 27.673190][ T348] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 27.673491][ T348] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 ./include/net/netns/generic.h:48 net/netlink/af_netlink.c:333) 
[ 27.673785][ T348] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 27.674082][ T348] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 27.674375][ T348] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 27.674688][ T348] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 27.674980][ T348] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 27.675281][ T348] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 27.675590][ T348] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 27.675888][ T348] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 27.676174][ T348] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 27.676554][ T348] ___sys_sendmsg (net/socket.c:2670) 
[ 27.676838][ T348] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 27.677121][ T348] ? __call_rcu_common.constprop.0 (./arch/x86/include/asm/irqflags.h:26 ./arch/x86/include/asm/irqflags.h:109 ./arch/x86/include/asm/irqflags.h:127 kernel/rcu/tree.c:3096) 
[ 27.677496][ T348] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 27.677786][ T348] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 27.678079][ T348] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 27.678383][ T348] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 27.678695][ T348] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 27.678985][ T348] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 27.679291][ T348] __sys_sendmsg (net/socket.c:2700) 
[ 27.679586][ T348] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 27.679939][ T348] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 27.680245][ T348] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 27.680548][ T348] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 27.680837][ T348] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   27.681191][  T348] RIP: 0033:0x7fdb65f631e7
[ 27.681513][ T348] Code: 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b9 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 2e 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 89 54 24 1c 48 89 74 24 10
All code
========
   0:	0e                   	(bad)
   1:	00 f7                	add    %dh,%bh
   3:	d8 64 89 02          	fsubs  0x2(%rcx,%rcx,4)
   7:	48 c7 c0 ff ff ff ff 	mov    $0xffffffffffffffff,%rax
   e:	eb b9                	jmp    0xffffffffffffffc9
  10:	0f 1f 00             	nopl   (%rax)
  13:	f3 0f 1e fa          	endbr64
  17:	64 8b 04 25 18 00 00 	mov    %fs:0x18,%eax
  1e:	00 
  1f:	85 c0                	test   %eax,%eax
  21:	75 10                	jne    0x33
  23:	b8 2e 00 00 00       	mov    $0x2e,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax		<-- trapping instruction
  30:	77 51                	ja     0x83
  32:	c3                   	ret
  33:	48 83 ec 28          	sub    $0x28,%rsp
  37:	89 54 24 1c          	mov    %edx,0x1c(%rsp)
  3b:	48 89 74 24 10       	mov    %rsi,0x10(%rsp)

Code starting with the faulting instruction
===========================================
   0:	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax
   6:	77 51                	ja     0x59
   8:	c3                   	ret
   9:	48 83 ec 28          	sub    $0x28,%rsp
   d:	89 54 24 1c          	mov    %edx,0x1c(%rsp)
  11:	48 89 74 24 10       	mov    %rsi,0x10(%rsp)
[   27.682523][  T348] RSP: 002b:00007fff9af1c6b8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   27.682958][  T348] RAX: ffffffffffffffda RBX: 00007fff9af1cde0 RCX: 00007fdb65f631e7
[   27.683378][  T348] RDX: 0000000000000000 RSI: 00007fff9af1c720 RDI: 0000000000000005
[   27.683814][  T348] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000078
[   27.684244][  T348] R10: 00007fdb65e60ee8 R11: 0000000000000246 R12: 0000000000000004
[   27.684678][  T348] R13: 00000000686e4086 R14: 0000000000499600 R15: 0000000000000000
| [   27.922381][  T352] ------------[ cut here ]------------
| [ 27.922747][ T352] WARNING: CPU: 2 PID: 352 at ./include/net/netdev_lock.h:17 netif_set_mtu_ext (./include/net/netdev_lock.h:17 ./include/net/netdev_lock.h:15 ./include/net/netdev_lock.h:25 net/core/dev.c:9610) 
| [   27.923337][  T352] Modules linked in: 8021q vrf veth
| [   27.924225][  T352] Tainted: [W]=WARN
[   27.924799][  T352] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 27.925163][ T352] RIP: 0010:netif_set_mtu_ext (./include/net/netdev_lock.h:17 ./include/net/netdev_lock.h:15 ./include/net/netdev_lock.h:25 net/core/dev.c:9610) 
[ 27.925478][ T352] Code: 00 00 8b 05 d7 bc 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 1a 63 7b 00 85 c0 0f 85 39 fe ff ff 90 <0f> 0b 90 e9 30 fe ff ff 48 b8 00 00 00 00 00 fc ff df 4c 89 fa 48
All code
========
   0:	00 00                	add    %al,(%rax)
   2:	8b 05 d7 bc 3a 02    	mov    0x23abcd7(%rip),%eax        # 0x23abcdf
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb a0 0c 00 00 	lea    0xca0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 1a 63 7b 00       	call   0x7b633b
  21:	85 c0                	test   %eax,%eax
  23:	0f 85 39 fe ff ff    	jne    0xfffffffffffffe62
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	e9 30 fe ff ff       	jmp    0xfffffffffffffe62
  32:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
  39:	fc ff df 
  3c:	4c 89 fa             	mov    %r15,%rdx
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	e9 30 fe ff ff       	jmp    0xfffffffffffffe38
   8:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
   f:	fc ff df 
  12:	4c 89 fa             	mov    %r15,%rdx
  15:	48                   	rex.W
[   27.926509][  T352] RSP: 0018:ffffc90000827140 EFLAGS: 00010246
[   27.926890][  T352] RAX: 0000000000000000 RBX: ffff888007e69000 RCX: 0000000000000001
[   27.927332][  T352] RDX: 0000000000000000 RSI: ffffffff8a29b941 RDI: ffffffff89a555e0
[   27.927781][  T352] RBP: ffffc90000827230 R08: ffff88800534d000 R09: 0000000000000000
[   27.928214][  T352] R10: ffffc900008275c8 R11: ffffffff8b050668 R12: 1ffff92000104e2c
[   27.928686][  T352] R13: 0000000000010000 R14: ffffc90000827880 R15: ffff888008ee9560
[   27.929126][  T352] FS:  00007fd1b1681800(0000) GS:ffff8880a31b7000(0000) knlGS:0000000000000000
[   27.929654][  T352] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   27.930019][  T352] CR2: 00000000004e5aa8 CR3: 000000000c38b006 CR4: 0000000000772ef0
[   27.930460][  T352] PKRU: 55555554
[   27.930685][  T352] Call Trace:
[   27.930903][  T352]  <TASK>
[ 27.931058][ T352] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 27.931360][ T352] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 27.931658][ T352] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 27.931955][ T352] ? __pfx_validate_linkmsg (net/core/rtnetlink.c:2660) 
[ 27.932243][ T352] ? is_bpf_text_address (kernel/bpf/core.c:777) 
[ 27.932555][ T352] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[ 27.932850][ T352] do_setlink.constprop.0 (net/core/rtnetlink.c:3106) 
[ 27.933150][ T352] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 27.933531][ T352] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 27.933821][ T352] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 27.934110][ T352] ? __kernel_text_address (kernel/extable.c:79) 
[ 27.934408][ T352] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 27.934710][ T352] ? __mutex_trylock_common (./arch/x86/include/asm/atomic64_64.h:101 ./include/linux/atomic/atomic-arch-fallback.h:4296 ./include/linux/atomic/atomic-long.h:1482 ./include/linux/atomic/atomic-instrumented.h:4458 kernel/locking/mutex.c:113) 
[ 27.935002][ T352] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 27.935357][ T352] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 27.935663][ T352] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 27.935948][ T352] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 27.936238][ T352] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 27.936542][ T352] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 27.936831][ T352] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 27.937117][ T352] ? __create_object (mm/kmemleak.c:771) 
[ 27.937426][ T352] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 27.937718][ T352] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 27.938003][ T352] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 27.938356][ T352] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 27.938677][ T352] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 27.938975][ T352] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 27.939268][ T352] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 27.939575][ T352] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 27.939865][ T352] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 27.940150][ T352] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 27.940455][ T352] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 27.940746][ T352] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 27.941038][ T352] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 27.941336][ T352] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 27.941646][ T352] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 27.941936][ T352] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 27.942227][ T352] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 27.942540][ T352] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 27.942831][ T352] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 ./include/net/netns/generic.h:48 net/netlink/af_netlink.c:333) 
[ 27.943120][ T352] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 27.943428][ T352] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 27.943719][ T352] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 27.944013][ T352] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 27.944305][ T352] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 27.944614][ T352] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 27.944909][ T352] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 27.945199][ T352] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 27.945496][ T352] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 27.945862][ T352] ___sys_sendmsg (net/socket.c:2670) 
[ 27.946149][ T352] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 27.946449][ T352] ? __call_rcu_common.constprop.0 (./arch/x86/include/asm/irqflags.h:26 ./arch/x86/include/asm/irqflags.h:109 ./arch/x86/include/asm/irqflags.h:127 kernel/rcu/tree.c:3096) 
[ 27.946803][ T352] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 27.947092][ T352] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 27.947381][ T352] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 27.947699][ T352] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 27.947985][ T352] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 27.948276][ T352] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 27.948610][ T352] __sys_sendmsg (net/socket.c:2700) 
[ 27.948898][ T352] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 27.949249][ T352] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 27.949566][ T352] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 27.949862][ T352] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 27.950156][ T352] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   27.950520][  T352] RIP: 0033:0x7fd1b184e1e7
[ 27.950817][ T352] Code: 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b9 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 2e 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 89 54 24 1c 48 89 74 24 10
All code
========
   0:	0e                   	(bad)
   1:	00 f7                	add    %dh,%bh
   3:	d8 64 89 02          	fsubs  0x2(%rcx,%rcx,4)
   7:	48 c7 c0 ff ff ff ff 	mov    $0xffffffffffffffff,%rax
   e:	eb b9                	jmp    0xffffffffffffffc9
  10:	0f 1f 00             	nopl   (%rax)
  13:	f3 0f 1e fa          	endbr64
  17:	64 8b 04 25 18 00 00 	mov    %fs:0x18,%eax
  1e:	00 
  1f:	85 c0                	test   %eax,%eax
  21:	75 10                	jne    0x33
  23:	b8 2e 00 00 00       	mov    $0x2e,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax		<-- trapping instruction
  30:	77 51                	ja     0x83
  32:	c3                   	ret
  33:	48 83 ec 28          	sub    $0x28,%rsp
  37:	89 54 24 1c          	mov    %edx,0x1c(%rsp)
  3b:	48 89 74 24 10       	mov    %rsi,0x10(%rsp)

Code starting with the faulting instruction
===========================================
   0:	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax
   6:	77 51                	ja     0x59
   8:	c3                   	ret
   9:	48 83 ec 28          	sub    $0x28,%rsp
   d:	89 54 24 1c          	mov    %edx,0x1c(%rsp)
  11:	48 89 74 24 10       	mov    %rsi,0x10(%rsp)
[   27.951816][  T352] RSP: 002b:00007ffccac26448 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   27.952257][  T352] RAX: ffffffffffffffda RBX: 00007ffccac26b70 RCX: 00007fd1b184e1e7
[   27.952697][  T352] RDX: 0000000000000000 RSI: 00007ffccac264b0 RDI: 0000000000000005
[   27.953125][  T352] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000078
[   27.953557][  T352] R10: 00007fd1b174bee8 R11: 0000000000000246 R12: 0000000000000004
[   27.953986][  T352] R13: 00000000686e4086 R14: 0000000000499600 R15: 0000000000000000
| [   28.068588][  T353] ------------[ cut here ]------------
| [ 28.068945][ T353] WARNING: CPU: 2 PID: 353 at ./include/net/netdev_lock.h:17 netif_set_mtu_ext (./include/net/netdev_lock.h:17 ./include/net/netdev_lock.h:15 ./include/net/netdev_lock.h:25 net/core/dev.c:9610) 
| [   28.069555][  T353] Modules linked in: 8021q vrf veth
| [   28.070478][  T353] Tainted: [W]=WARN
[   28.070716][  T353] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 28.071088][ T353] RIP: 0010:netif_set_mtu_ext (./include/net/netdev_lock.h:17 ./include/net/netdev_lock.h:15 ./include/net/netdev_lock.h:25 net/core/dev.c:9610) 
[ 28.071388][ T353] Code: 00 00 8b 05 d7 bc 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 1a 63 7b 00 85 c0 0f 85 39 fe ff ff 90 <0f> 0b 90 e9 30 fe ff ff 48 b8 00 00 00 00 00 fc ff df 4c 89 fa 48
All code
========
   0:	00 00                	add    %al,(%rax)
   2:	8b 05 d7 bc 3a 02    	mov    0x23abcd7(%rip),%eax        # 0x23abcdf
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb a0 0c 00 00 	lea    0xca0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 1a 63 7b 00       	call   0x7b633b
  21:	85 c0                	test   %eax,%eax
  23:	0f 85 39 fe ff ff    	jne    0xfffffffffffffe62
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	e9 30 fe ff ff       	jmp    0xfffffffffffffe62
  32:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
  39:	fc ff df 
  3c:	4c 89 fa             	mov    %r15,%rdx
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	e9 30 fe ff ff       	jmp    0xfffffffffffffe38
   8:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
   f:	fc ff df 
  12:	4c 89 fa             	mov    %r15,%rdx
  15:	48                   	rex.W
[   28.072424][  T353] RSP: 0018:ffffc90000507140 EFLAGS: 00010246
[   28.072804][  T353] RAX: 0000000000000000 RBX: ffff888007e69000 RCX: 0000000000000001
[   28.073226][  T353] RDX: 0000000000000000 RSI: ffffffff8a29b941 RDI: ffffffff89a555e0
[   28.073728][  T353] RBP: ffffc90000507230 R08: ffff888008e4e800 R09: 0000000000000000
[   28.074172][  T353] R10: ffffc900005075c8 R11: ffffffff8b050668 R12: 1ffff920000a0e2c
[   28.074625][  T353] R13: 00000000000005dc R14: ffffc90000507880 R15: ffff888008eeaa60
[   28.075064][  T353] FS:  00007fc3d6466800(0000) GS:ffff8880a31b7000(0000) knlGS:0000000000000000
[   28.075586][  T353] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   28.075958][  T353] CR2: 00000000004e5aa8 CR3: 0000000004c2b001 CR4: 0000000000772ef0
[   28.076399][  T353] PKRU: 55555554
[   28.076634][  T353] Call Trace:
[   28.076852][  T353]  <TASK>
[ 28.077004][ T353] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 28.077297][ T353] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 28.077754][ T353] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 28.078227][ T353] ? __pfx_validate_linkmsg (net/core/rtnetlink.c:2660) 
[ 28.078699][ T353] ? is_bpf_text_address (kernel/bpf/core.c:777) 
[ 28.079003][ T353] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[ 28.079294][ T353] do_setlink.constprop.0 (net/core/rtnetlink.c:3106) 
[ 28.079619][ T353] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 28.079990][ T353] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 28.080281][ T353] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 28.080581][ T353] ? __kernel_text_address (kernel/extable.c:79) 
[ 28.080898][ T353] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 28.081203][ T353] ? __mutex_trylock_common (./arch/x86/include/asm/atomic64_64.h:101 ./include/linux/atomic/atomic-arch-fallback.h:4296 ./include/linux/atomic/atomic-long.h:1482 ./include/linux/atomic/atomic-instrumented.h:4458 kernel/locking/mutex.c:113) 
[ 28.081513][ T353] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 28.081887][ T353] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 28.082189][ T353] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 28.082501][ T353] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 28.082791][ T353] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 28.083078][ T353] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 28.083371][ T353] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 28.083665][ T353] ? __create_object (mm/kmemleak.c:771) 
[ 28.083954][ T353] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 28.084253][ T353] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 28.084574][ T353] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 28.084947][ T353] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 28.085251][ T353] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 28.085556][ T353] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 28.085846][ T353] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 28.086141][ T353] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 28.086440][ T353] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 28.086725][ T353] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 28.087021][ T353] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 28.087304][ T353] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 28.087603][ T353] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 28.087892][ T353] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 28.088181][ T353] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 28.088499][ T353] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 28.088810][ T353] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 28.089112][ T353] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 28.089396][ T353] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 ./include/net/netns/generic.h:48 net/netlink/af_netlink.c:333) 
[ 28.089707][ T353] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 28.089999][ T353] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 28.090294][ T353] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 28.090599][ T353] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 28.090910][ T353] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 28.091214][ T353] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 28.091526][ T353] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 28.091828][ T353] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 28.092116][ T353] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 28.092530][ T353] ? debug_object_activate (lib/debugobjects.c:837) 
[ 28.092821][ T353] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 28.093108][ T353] ___sys_sendmsg (net/socket.c:2670) 
[ 28.093404][ T353] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 28.093721][ T353] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 28.094022][ T353] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 28.094312][ T353] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 28.094642][ T353] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 28.094944][ T353] ? clockevents_program_event (kernel/time/clockevents.c:326) 
[ 28.095249][ T353] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 28.095566][ T353] __sys_sendmsg (net/socket.c:2700) 
[ 28.095862][ T353] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 28.096145][ T353] ? clockevents_program_event (kernel/time/clockevents.c:334 (discriminator 3)) 
[ 28.096522][ T353] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 28.096813][ T353] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 28.097100][ T353] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   28.097462][  T353] RIP: 0033:0x7fc3d66331e7
[ 28.097775][ T353] Code: 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b9 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 2e 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 89 54 24 1c 48 89 74 24 10
All code
========
   0:	0e                   	(bad)
   1:	00 f7                	add    %dh,%bh
   3:	d8 64 89 02          	fsubs  0x2(%rcx,%rcx,4)
   7:	48 c7 c0 ff ff ff ff 	mov    $0xffffffffffffffff,%rax
   e:	eb b9                	jmp    0xffffffffffffffc9
  10:	0f 1f 00             	nopl   (%rax)
  13:	f3 0f 1e fa          	endbr64
  17:	64 8b 04 25 18 00 00 	mov    %fs:0x18,%eax
  1e:	00 
  1f:	85 c0                	test   %eax,%eax
  21:	75 10                	jne    0x33
  23:	b8 2e 00 00 00       	mov    $0x2e,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax		<-- trapping instruction
  30:	77 51                	ja     0x83
  32:	c3                   	ret
  33:	48 83 ec 28          	sub    $0x28,%rsp
  37:	89 54 24 1c          	mov    %edx,0x1c(%rsp)
  3b:	48 89 74 24 10       	mov    %rsi,0x10(%rsp)

Code starting with the faulting instruction
===========================================
   0:	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax
   6:	77 51                	ja     0x59
   8:	c3                   	ret
   9:	48 83 ec 28          	sub    $0x28,%rsp
   d:	89 54 24 1c          	mov    %edx,0x1c(%rsp)
  11:	48 89 74 24 10       	mov    %rsi,0x10(%rsp)
[   28.098893][  T353] RSP: 002b:00007ffd0183f148 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   28.099324][  T353] RAX: ffffffffffffffda RBX: 00007ffd0183f870 RCX: 00007fc3d66331e7
[   28.099771][  T353] RDX: 0000000000000000 RSI: 00007ffd0183f1b0 RDI: 0000000000000005
[   28.100209][  T353] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000078
[   28.100662][  T353] R10: 00007fc3d6530ee8 R11: 0000000000000246 R12: 0000000000000004
[   28.101101][  T353] R13: 00000000686e4086 R14: 0000000000499600 R15: 0000000000000000
| [   28.837829][  T375] ------------[ cut here ]------------
| [ 28.838137][ T375] WARNING: CPU: 0 PID: 375 at ./include/net/netdev_lock.h:17 netif_set_mtu_ext (./include/net/netdev_lock.h:17 ./include/net/netdev_lock.h:15 ./include/net/netdev_lock.h:25 net/core/dev.c:9610) 
| [   28.839159][  T375] Modules linked in: 8021q vrf veth
| [   28.840021][  T375] Tainted: [W]=WARN
[   28.840228][  T375] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 28.840584][ T375] RIP: 0010:netif_set_mtu_ext (./include/net/netdev_lock.h:17 ./include/net/netdev_lock.h:15 ./include/net/netdev_lock.h:25 net/core/dev.c:9610) 
[ 28.840869][ T375] Code: 00 00 8b 05 d7 bc 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 1a 63 7b 00 85 c0 0f 85 39 fe ff ff 90 <0f> 0b 90 e9 30 fe ff ff 48 b8 00 00 00 00 00 fc ff df 4c 89 fa 48
All code
========
   0:	00 00                	add    %al,(%rax)
   2:	8b 05 d7 bc 3a 02    	mov    0x23abcd7(%rip),%eax        # 0x23abcdf
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb a0 0c 00 00 	lea    0xca0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 1a 63 7b 00       	call   0x7b633b
  21:	85 c0                	test   %eax,%eax
  23:	0f 85 39 fe ff ff    	jne    0xfffffffffffffe62
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	e9 30 fe ff ff       	jmp    0xfffffffffffffe62
  32:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
  39:	fc ff df 
  3c:	4c 89 fa             	mov    %r15,%rdx
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	e9 30 fe ff ff       	jmp    0xfffffffffffffe38
   8:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
   f:	fc ff df 
  12:	4c 89 fa             	mov    %r15,%rdx
  15:	48                   	rex.W
[   28.841864][  T375] RSP: 0018:ffffc900008b7140 EFLAGS: 00010246
[   28.842210][  T375] RAX: 0000000000000000 RBX: ffff8880020f4000 RCX: 0000000000000001
[   28.842628][  T375] RDX: 0000000000000000 RSI: ffffffff8a29b941 RDI: ffffffff89a555e0
[   28.843038][  T375] RBP: ffffc900008b7230 R08: ffff88800c220800 R09: 0000000000000000
[   28.843460][  T375] R10: ffffc900008b75c8 R11: ffffffff8b050668 R12: 1ffff92000116e2c
[   28.843868][  T375] R13: 000000000000ffff R14: ffffc900008b7880 R15: ffff8880058d5c60
[   28.844275][  T375] FS:  00007f02b0f84800(0000) GS:ffff8880a30b7000(0000) knlGS:0000000000000000
[   28.844762][  T375] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   28.845107][  T375] CR2: 00000000004e5aa0 CR3: 00000000093c1002 CR4: 0000000000772ef0
[   28.845533][  T375] PKRU: 55555554
[   28.845739][  T375] Call Trace:
[   28.845948][  T375]  <TASK>
[ 28.846090][ T375] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 28.846368][ T375] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 28.846652][ T375] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 28.846930][ T375] ? __pfx_validate_linkmsg (net/core/rtnetlink.c:2660) 
[ 28.847208][ T375] ? is_bpf_text_address (kernel/bpf/core.c:777) 
[ 28.847490][ T375] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[ 28.847768][ T375] do_setlink.constprop.0 (net/core/rtnetlink.c:3106) 
[ 28.848049][ T375] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 28.848394][ T375] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 28.848683][ T375] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 28.848957][ T375] ? __kernel_text_address (kernel/extable.c:79) 
[ 28.849240][ T375] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 28.849523][ T375] ? __mutex_trylock_common (./arch/x86/include/asm/atomic64_64.h:101 ./include/linux/atomic/atomic-arch-fallback.h:4296 ./include/linux/atomic/atomic-long.h:1482 ./include/linux/atomic/atomic-instrumented.h:4458 kernel/locking/mutex.c:113) 
[ 28.849796][ T375] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 28.850132][ T375] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 28.850408][ T375] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 28.850690][ T375] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 28.850960][ T375] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 28.851238][ T375] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 28.851521][ T375] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 28.851791][ T375] ? __create_object (mm/kmemleak.c:771) 
[ 28.852066][ T375] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 28.852346][ T375] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 28.852627][ T375] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 28.852964][ T375] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 28.853243][ T375] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 28.853533][ T375] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 28.853805][ T375] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 28.854082][ T375] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 28.854354][ T375] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 28.854635][ T375] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 28.854909][ T375] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 28.855180][ T375] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 28.855460][ T375] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 28.855742][ T375] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 28.856019][ T375] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 28.856291][ T375] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 28.856576][ T375] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 28.856860][ T375] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 28.857131][ T375] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 ./include/net/netns/generic.h:48 net/netlink/af_netlink.c:333) 
[ 28.857418][ T375] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 28.857695][ T375] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 28.857972][ T375] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 28.858247][ T375] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 28.858540][ T375] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 28.858816][ T375] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 28.859094][ T375] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 28.859376][ T375] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 28.859663][ T375] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 28.860028][ T375] ___sys_sendmsg (net/socket.c:2670) 
[ 28.860301][ T375] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 28.860579][ T375] ? __call_rcu_common.constprop.0 (./arch/x86/include/asm/irqflags.h:26 ./arch/x86/include/asm/irqflags.h:109 ./arch/x86/include/asm/irqflags.h:127 kernel/rcu/tree.c:3096) 
[ 28.860921][ T375] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 28.861198][ T375] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 28.861482][ T375] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 28.861769][ T375] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 28.862041][ T375] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 28.862339][ T375] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 28.862630][ T375] __sys_sendmsg (net/socket.c:2700) 
[ 28.862903][ T375] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 28.863242][ T375] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 28.863539][ T375] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 28.863821][ T375] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 28.864094][ T375] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   28.864439][  T375] RIP: 0033:0x7f02b11511e7
[ 28.864722][ T375] Code: 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b9 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 2e 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 89 54 24 1c 48 89 74 24 10
All code
========
   0:	0e                   	(bad)
   1:	00 f7                	add    %dh,%bh
   3:	d8 64 89 02          	fsubs  0x2(%rcx,%rcx,4)
   7:	48 c7 c0 ff ff ff ff 	mov    $0xffffffffffffffff,%rax
   e:	eb b9                	jmp    0xffffffffffffffc9
  10:	0f 1f 00             	nopl   (%rax)
  13:	f3 0f 1e fa          	endbr64
  17:	64 8b 04 25 18 00 00 	mov    %fs:0x18,%eax
  1e:	00 
  1f:	85 c0                	test   %eax,%eax
  21:	75 10                	jne    0x33
  23:	b8 2e 00 00 00       	mov    $0x2e,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax		<-- trapping instruction
  30:	77 51                	ja     0x83
  32:	c3                   	ret
  33:	48 83 ec 28          	sub    $0x28,%rsp
  37:	89 54 24 1c          	mov    %edx,0x1c(%rsp)
  3b:	48 89 74 24 10       	mov    %rsi,0x10(%rsp)

Code starting with the faulting instruction
===========================================
   0:	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax
   6:	77 51                	ja     0x59
   8:	c3                   	ret
   9:	48 83 ec 28          	sub    $0x28,%rsp
   d:	89 54 24 1c          	mov    %edx,0x1c(%rsp)
  11:	48 89 74 24 10       	mov    %rsi,0x10(%rsp)
[   28.865712][  T375] RSP: 002b:00007ffce7e1a488 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   28.866131][  T375] RAX: ffffffffffffffda RBX: 00007ffce7e1abb0 RCX: 00007f02b11511e7
[   28.866550][  T375] RDX: 0000000000000000 RSI: 00007ffce7e1a4f0 RDI: 0000000000000005
[   28.866960][  T375] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000078
[   28.867368][  T375] R10: 00007f02b104eee8 R11: 0000000000000246 R12: 0000000000000004
[   28.867807][  T375] R13: 00000000686e4087 R14: 0000000000499600 R15: 0000000000000000
| [   29.111928][  T379] ------------[ cut here ]------------
| [ 29.112241][ T379] WARNING: CPU: 0 PID: 379 at ./include/net/netdev_lock.h:17 netif_set_mtu_ext (./include/net/netdev_lock.h:17 ./include/net/netdev_lock.h:15 ./include/net/netdev_lock.h:25 net/core/dev.c:9610) 
| [   29.113451][  T379] Modules linked in: 8021q vrf veth
| [   29.114295][  T379] Tainted: [W]=WARN
[   29.114511][  T379] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 29.114860][ T379] RIP: 0010:netif_set_mtu_ext (./include/net/netdev_lock.h:17 ./include/net/netdev_lock.h:15 ./include/net/netdev_lock.h:25 net/core/dev.c:9610) 
[ 29.115172][ T379] Code: 00 00 8b 05 d7 bc 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 1a 63 7b 00 85 c0 0f 85 39 fe ff ff 90 <0f> 0b 90 e9 30 fe ff ff 48 b8 00 00 00 00 00 fc ff df 4c 89 fa 48
All code
========
   0:	00 00                	add    %al,(%rax)
   2:	8b 05 d7 bc 3a 02    	mov    0x23abcd7(%rip),%eax        # 0x23abcdf
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb a0 0c 00 00 	lea    0xca0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 1a 63 7b 00       	call   0x7b633b
  21:	85 c0                	test   %eax,%eax
  23:	0f 85 39 fe ff ff    	jne    0xfffffffffffffe62
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	e9 30 fe ff ff       	jmp    0xfffffffffffffe62
  32:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
  39:	fc ff df 
  3c:	4c 89 fa             	mov    %r15,%rdx
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	e9 30 fe ff ff       	jmp    0xfffffffffffffe38
   8:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
   f:	fc ff df 
  12:	4c 89 fa             	mov    %r15,%rdx
  15:	48                   	rex.W
[   29.116217][  T379] RSP: 0018:ffffc900008c7140 EFLAGS: 00010246
[   29.116595][  T379] RAX: 0000000000000000 RBX: ffff88800a564000 RCX: 0000000000000001
[   29.117026][  T379] RDX: 0000000000000000 RSI: ffffffff8a29b941 RDI: ffffffff89a555e0
[   29.117444][  T379] RBP: ffffc900008c7230 R08: ffff88800ba3a000 R09: 0000000000000000
[   29.117858][  T379] R10: ffffc900008c75c8 R11: ffffffff8b050668 R12: 1ffff92000118e2c
[   29.118292][  T379] R13: 000000000000ffff R14: ffffc900008c7880 R15: ffff88800911fbe0
[   29.118722][  T379] FS:  00007fdbbf121800(0000) GS:ffff8880a30b7000(0000) knlGS:0000000000000000
[   29.119205][  T379] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   29.119560][  T379] CR2: 00000000004e7370 CR3: 000000000b89e006 CR4: 0000000000772ef0
[   29.119981][  T379] PKRU: 55555554
[   29.120187][  T379] Call Trace:
[   29.120394][  T379]  <TASK>
[ 29.120547][ T379] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 29.120826][ T379] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 29.121103][ T379] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 29.121381][ T379] ? __pfx_validate_linkmsg (net/core/rtnetlink.c:2660) 
[ 29.121661][ T379] ? is_bpf_text_address (kernel/bpf/core.c:777) 
[ 29.121940][ T379] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[ 29.122221][ T379] do_setlink.constprop.0 (net/core/rtnetlink.c:3106) 
[ 29.122511][ T379] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 29.122863][ T379] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 29.123140][ T379] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 29.123421][ T379] ? __kernel_text_address (kernel/extable.c:79) 
[ 29.123697][ T379] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 29.123982][ T379] ? __mutex_trylock_common (./arch/x86/include/asm/atomic64_64.h:101 ./include/linux/atomic/atomic-arch-fallback.h:4296 ./include/linux/atomic/atomic-long.h:1482 ./include/linux/atomic/atomic-instrumented.h:4458 kernel/locking/mutex.c:113) 
[ 29.124260][ T379] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 29.124620][ T379] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 29.124895][ T379] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 29.125169][ T379] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 29.125447][ T379] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 29.125725][ T379] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 29.126000][ T379] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 29.126271][ T379] ? __create_object (mm/kmemleak.c:771) 
[ 29.126558][ T379] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 29.126833][ T379] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 29.127109][ T379] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 29.127458][ T379] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 29.127739][ T379] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 29.128026][ T379] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 29.128306][ T379] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 29.128606][ T379] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 29.128886][ T379] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 29.129161][ T379] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 29.129446][ T379] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 29.129719][ T379] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 29.129997][ T379] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 29.130276][ T379] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 29.130587][ T379] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 29.130862][ T379] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 29.131152][ T379] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 29.131459][ T379] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 29.131736][ T379] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 ./include/net/netns/generic.h:48 net/netlink/af_netlink.c:333) 
[ 29.132017][ T379] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 29.132293][ T379] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 29.132576][ T379] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 29.132859][ T379] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 29.133138][ T379] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 29.133421][ T379] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 29.133710][ T379] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 29.133994][ T379] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 29.134269][ T379] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 29.134628][ T379] ___sys_sendmsg (net/socket.c:2670) 
[ 29.134905][ T379] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 29.135178][ T379] ? __call_rcu_common.constprop.0 (./arch/x86/include/asm/irqflags.h:26 ./arch/x86/include/asm/irqflags.h:109 ./arch/x86/include/asm/irqflags.h:127 kernel/rcu/tree.c:3096) 
[ 29.135534][ T379] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 29.135811][ T379] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 29.136091][ T379] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 29.136369][ T379] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 29.136658][ T379] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 29.136957][ T379] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 29.137238][ T379] __sys_sendmsg (net/socket.c:2700) 
[ 29.137518][ T379] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 29.137861][ T379] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 29.138148][ T379] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 29.138430][ T379] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 29.138721][ T379] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   29.139060][  T379] RIP: 0033:0x7fdbbf2ee1e7
[ 29.139344][ T379] Code: 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b9 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 2e 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 89 54 24 1c 48 89 74 24 10
All code
========
   0:	0e                   	(bad)
   1:	00 f7                	add    %dh,%bh
   3:	d8 64 89 02          	fsubs  0x2(%rcx,%rcx,4)
   7:	48 c7 c0 ff ff ff ff 	mov    $0xffffffffffffffff,%rax
   e:	eb b9                	jmp    0xffffffffffffffc9
  10:	0f 1f 00             	nopl   (%rax)
  13:	f3 0f 1e fa          	endbr64
  17:	64 8b 04 25 18 00 00 	mov    %fs:0x18,%eax
  1e:	00 
  1f:	85 c0                	test   %eax,%eax
  21:	75 10                	jne    0x33
  23:	b8 2e 00 00 00       	mov    $0x2e,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax		<-- trapping instruction
  30:	77 51                	ja     0x83
  32:	c3                   	ret
  33:	48 83 ec 28          	sub    $0x28,%rsp
  37:	89 54 24 1c          	mov    %edx,0x1c(%rsp)
  3b:	48 89 74 24 10       	mov    %rsi,0x10(%rsp)

Code starting with the faulting instruction
===========================================
   0:	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax
   6:	77 51                	ja     0x59
   8:	c3                   	ret
   9:	48 83 ec 28          	sub    $0x28,%rsp
   d:	89 54 24 1c          	mov    %edx,0x1c(%rsp)
  11:	48 89 74 24 10       	mov    %rsi,0x10(%rsp)
[   29.140340][  T379] RSP: 002b:00007ffc74592548 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   29.140775][  T379] RAX: ffffffffffffffda RBX: 00007ffc74592c70 RCX: 00007fdbbf2ee1e7
[   29.141186][  T379] RDX: 0000000000000000 RSI: 00007ffc745925b0 RDI: 0000000000000005
[   29.141601][  T379] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000078
[   29.142011][  T379] R10: 00007fdbbf1ebee8 R11: 0000000000000246 R12: 0000000000000004
[   29.142432][  T379] R13: 00000000686e4087 R14: 0000000000499600 R15: 0000000000000000
| [   29.415053][  T383] ------------[ cut here ]------------
| [ 29.415651][ T383] WARNING: CPU: 1 PID: 383 at ./include/net/netdev_lock.h:17 netif_set_mtu_ext (./include/net/netdev_lock.h:17 ./include/net/netdev_lock.h:15 ./include/net/netdev_lock.h:25 net/core/dev.c:9610) 
| [   29.416570][  T383] Modules linked in: 8021q vrf veth
| [   29.418075][  T383] Tainted: [W]=WARN
[   29.418449][  T383] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 29.419064][ T383] RIP: 0010:netif_set_mtu_ext (./include/net/netdev_lock.h:17 ./include/net/netdev_lock.h:15 ./include/net/netdev_lock.h:25 net/core/dev.c:9610) 
[ 29.419561][ T383] Code: 00 00 8b 05 d7 bc 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 1a 63 7b 00 85 c0 0f 85 39 fe ff ff 90 <0f> 0b 90 e9 30 fe ff ff 48 b8 00 00 00 00 00 fc ff df 4c 89 fa 48
All code
========
   0:	00 00                	add    %al,(%rax)
   2:	8b 05 d7 bc 3a 02    	mov    0x23abcd7(%rip),%eax        # 0x23abcdf
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb a0 0c 00 00 	lea    0xca0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 1a 63 7b 00       	call   0x7b633b
  21:	85 c0                	test   %eax,%eax
  23:	0f 85 39 fe ff ff    	jne    0xfffffffffffffe62
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	e9 30 fe ff ff       	jmp    0xfffffffffffffe62
  32:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
  39:	fc ff df 
  3c:	4c 89 fa             	mov    %r15,%rdx
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	e9 30 fe ff ff       	jmp    0xfffffffffffffe38
   8:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
   f:	fc ff df 
  12:	4c 89 fa             	mov    %r15,%rdx
  15:	48                   	rex.W
[   29.421278][  T383] RSP: 0018:ffffc900008c7140 EFLAGS: 00010246
[   29.421865][  T383] RAX: 0000000000000000 RBX: ffff888007e69000 RCX: 0000000000000001
[   29.422536][  T383] RDX: 0000000000000000 RSI: ffffffff8a29b941 RDI: ffffffff89a555e0
[   29.423244][  T383] RBP: ffffc900008c7230 R08: ffff888004e63800 R09: 0000000000000000
[   29.423969][  T383] R10: ffffc900008c75c8 R11: ffffffff8b050668 R12: 1ffff92000118e2c
[   29.424925][  T383] R13: 000000000000ffff R14: ffffc900008c7880 R15: ffff88800911e6e0
[   29.425878][  T383] FS:  00007f506540d800(0000) GS:ffff8880a3137000(0000) knlGS:0000000000000000
[   29.426861][  T383] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   29.427515][  T383] CR2: 00000000004e5aa8 CR3: 000000000c38f001 CR4: 0000000000772ef0
[   29.428231][  T383] PKRU: 55555554
[   29.428623][  T383] Call Trace:
[   29.428992][  T383]  <TASK>
[ 29.429230][ T383] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 29.429737][ T383] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 29.430229][ T383] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 29.430739][ T383] ? __pfx_validate_linkmsg (net/core/rtnetlink.c:2660) 
[ 29.431224][ T383] ? is_bpf_text_address (kernel/bpf/core.c:777) 
[ 29.431724][ T383] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[ 29.432209][ T383] do_setlink.constprop.0 (net/core/rtnetlink.c:3106) 
[ 29.432731][ T383] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 29.433349][ T383] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 29.433854][ T383] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 29.434342][ T383] ? __kernel_text_address (kernel/extable.c:79) 
[ 29.434850][ T383] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 29.435348][ T383] ? __mutex_trylock_common (./arch/x86/include/asm/atomic64_64.h:101 ./include/linux/atomic/atomic-arch-fallback.h:4296 ./include/linux/atomic/atomic-long.h:1482 ./include/linux/atomic/atomic-instrumented.h:4458 kernel/locking/mutex.c:113) 
[ 29.435847][ T383] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 29.436473][ T383] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 29.436966][ T383] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 29.437479][ T383] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 29.437957][ T383] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 29.438465][ T383] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 29.438962][ T383] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 29.439460][ T383] ? __create_object (mm/kmemleak.c:771) 
[ 29.439945][ T383] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 29.440464][ T383] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 29.440957][ T383] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 29.441577][ T383] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 29.442084][ T383] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 29.442603][ T383] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 29.443084][ T383] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 29.443593][ T383] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 29.444078][ T383] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 29.444581][ T383] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 29.445082][ T383] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 29.445592][ T383] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 29.446084][ T383] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 29.446595][ T383] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 29.447088][ T383] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 29.447589][ T383] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 29.448070][ T383] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 29.448610][ T383] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 29.449098][ T383] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 ./include/net/netns/generic.h:48 net/netlink/af_netlink.c:333) 
[ 29.449608][ T383] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 29.450100][ T383] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 29.450601][ T383] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 29.451098][ T383] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 29.451614][ T383] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 29.452108][ T383] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 29.452631][ T383] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 29.453121][ T383] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 29.453624][ T383] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 29.454248][ T383] ___sys_sendmsg (net/socket.c:2670) 
[ 29.454747][ T383] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 29.455233][ T383] ? __call_rcu_common.constprop.0 (./arch/x86/include/asm/irqflags.h:26 ./arch/x86/include/asm/irqflags.h:109 ./arch/x86/include/asm/irqflags.h:127 kernel/rcu/tree.c:3096) 
[ 29.455856][ T383] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 29.456346][ T383] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 29.456853][ T383] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 29.457264][ T383] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 29.457548][ T383] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 29.457843][ T383] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 29.458129][ T383] __sys_sendmsg (net/socket.c:2700) 
[ 29.458401][ T383] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 29.458790][ T383] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 29.459080][ T383] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 29.459356][ T383] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 29.459644][ T383] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   29.459992][  T383] RIP: 0033:0x7f50655da1e7
[ 29.460274][ T383] Code: 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b9 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 2e 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 89 54 24 1c 48 89 74 24 10
All code
========
   0:	0e                   	(bad)
   1:	00 f7                	add    %dh,%bh
   3:	d8 64 89 02          	fsubs  0x2(%rcx,%rcx,4)
   7:	48 c7 c0 ff ff ff ff 	mov    $0xffffffffffffffff,%rax
   e:	eb b9                	jmp    0xffffffffffffffc9
  10:	0f 1f 00             	nopl   (%rax)
  13:	f3 0f 1e fa          	endbr64
  17:	64 8b 04 25 18 00 00 	mov    %fs:0x18,%eax
  1e:	00 
  1f:	85 c0                	test   %eax,%eax
  21:	75 10                	jne    0x33
  23:	b8 2e 00 00 00       	mov    $0x2e,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax		<-- trapping instruction
  30:	77 51                	ja     0x83
  32:	c3                   	ret
  33:	48 83 ec 28          	sub    $0x28,%rsp
  37:	89 54 24 1c          	mov    %edx,0x1c(%rsp)
  3b:	48 89 74 24 10       	mov    %rsi,0x10(%rsp)

Code starting with the faulting instruction
===========================================
   0:	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax
   6:	77 51                	ja     0x59
   8:	c3                   	ret
   9:	48 83 ec 28          	sub    $0x28,%rsp
   d:	89 54 24 1c          	mov    %edx,0x1c(%rsp)
  11:	48 89 74 24 10       	mov    %rsi,0x10(%rsp)
[   29.461295][  T383] RSP: 002b:00007ffd0262a2f8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   29.461792][  T383] RAX: ffffffffffffffda RBX: 00007ffd0262aa20 RCX: 00007f50655da1e7
[   29.462510][  T383] RDX: 0000000000000000 RSI: 00007ffd0262a360 RDI: 0000000000000005
[   29.462946][  T383] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000078
[   29.463355][  T383] R10: 00007f50654d7ee8 R11: 0000000000000246 R12: 0000000000000004
[   29.463797][  T383] R13: 00000000686e4088 R14: 0000000000499600 R15: 0000000000000000
| [   29.770211][  T387] ------------[ cut here ]------------
| [ 29.770769][ T387] WARNING: CPU: 2 PID: 387 at ./include/net/netdev_lock.h:17 netif_set_mtu_ext (./include/net/netdev_lock.h:17 ./include/net/netdev_lock.h:15 ./include/net/netdev_lock.h:25 net/core/dev.c:9610) 
| [   29.771741][  T387] Modules linked in: 8021q vrf veth
| [   29.773273][  T387] Tainted: [W]=WARN
[   29.773672][  T387] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 29.774287][ T387] RIP: 0010:netif_set_mtu_ext (./include/net/netdev_lock.h:17 ./include/net/netdev_lock.h:15 ./include/net/netdev_lock.h:25 net/core/dev.c:9610) 
[ 29.774830][ T387] Code: 00 00 8b 05 d7 bc 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 1a 63 7b 00 85 c0 0f 85 39 fe ff ff 90 <0f> 0b 90 e9 30 fe ff ff 48 b8 00 00 00 00 00 fc ff df 4c 89 fa 48
All code
========
   0:	00 00                	add    %al,(%rax)
   2:	8b 05 d7 bc 3a 02    	mov    0x23abcd7(%rip),%eax        # 0x23abcdf
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb a0 0c 00 00 	lea    0xca0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 1a 63 7b 00       	call   0x7b633b
  21:	85 c0                	test   %eax,%eax
  23:	0f 85 39 fe ff ff    	jne    0xfffffffffffffe62
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	e9 30 fe ff ff       	jmp    0xfffffffffffffe62
  32:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
  39:	fc ff df 
  3c:	4c 89 fa             	mov    %r15,%rdx
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	e9 30 fe ff ff       	jmp    0xfffffffffffffe38
   8:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
   f:	fc ff df 
  12:	4c 89 fa             	mov    %r15,%rdx
  15:	48                   	rex.W
[   29.776652][  T387] RSP: 0018:ffffc900008e7140 EFLAGS: 00010246
[   29.777287][  T387] RAX: 0000000000000000 RBX: ffff888007784000 RCX: 0000000000000001
[   29.778040][  T387] RDX: 0000000000000000 RSI: ffffffff8a29b941 RDI: ffffffff89a555e0
[   29.778782][  T387] RBP: ffffc900008e7230 R08: ffff88800c302000 R09: 0000000000000000
[   29.779482][  T387] R10: ffffc900008e75c8 R11: ffffffff8b050668 R12: 1ffff9200011ce2c
[   29.780192][  T387] R13: 000000000000ffff R14: ffffc900008e7880 R15: ffff88800911c3e0
[   29.780961][  T387] FS:  00007f11589b3800(0000) GS:ffff8880a31b7000(0000) knlGS:0000000000000000
[   29.781843][  T387] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   29.782475][  T387] CR2: 00000000004e7378 CR3: 000000000a501001 CR4: 0000000000772ef0
[   29.783184][  T387] PKRU: 55555554
[   29.783565][  T387] Call Trace:
[   29.783933][  T387]  <TASK>
[ 29.784200][ T387] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 29.784737][ T387] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 29.785218][ T387] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 29.785736][ T387] ? __pfx_validate_linkmsg (net/core/rtnetlink.c:2660) 
[ 29.786224][ T387] ? is_bpf_text_address (kernel/bpf/core.c:777) 
[ 29.786754][ T387] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[ 29.787267][ T387] do_setlink.constprop.0 (net/core/rtnetlink.c:3106) 
[ 29.787798][ T387] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 29.788459][ T387] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 29.788961][ T387] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 29.789465][ T387] ? __kernel_text_address (kernel/extable.c:79) 
[ 29.789958][ T387] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 29.790464][ T387] ? __mutex_trylock_common (./arch/x86/include/asm/atomic64_64.h:101 ./include/linux/atomic/atomic-arch-fallback.h:4296 ./include/linux/atomic/atomic-long.h:1482 ./include/linux/atomic/atomic-instrumented.h:4458 kernel/locking/mutex.c:113) 
[ 29.790943][ T387] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 29.791563][ T387] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 29.792056][ T387] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 29.792559][ T387] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 29.793025][ T387] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 29.793516][ T387] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 29.793990][ T387] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 29.794497][ T387] ? __create_object (mm/kmemleak.c:771) 
[ 29.794994][ T387] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 29.795508][ T387] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 29.796014][ T387] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 29.796659][ T387] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 29.797166][ T387] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 29.797692][ T387] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 29.798192][ T387] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 29.798730][ T387] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 29.799229][ T387] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 29.799745][ T387] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 29.800249][ T387] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 29.800736][ T387] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 29.801209][ T387] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 29.801703][ T387] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 29.802187][ T387] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 29.802662][ T387] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 29.803100][ T387] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 29.803591][ T387] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 29.804075][ T387] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 ./include/net/netns/generic.h:48 net/netlink/af_netlink.c:333) 
[ 29.804596][ T387] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 29.805112][ T387] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 29.805626][ T387] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 29.806120][ T387] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 29.806653][ T387] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 29.807155][ T387] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 29.807690][ T387] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 29.808206][ T387] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 29.808752][ T387] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 29.809393][ T387] ___sys_sendmsg (net/socket.c:2670) 
[ 29.809918][ T387] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 29.810443][ T387] ? __call_rcu_common.constprop.0 (./arch/x86/include/asm/irqflags.h:26 ./arch/x86/include/asm/irqflags.h:109 ./arch/x86/include/asm/irqflags.h:127 kernel/rcu/tree.c:3096) 
[ 29.811076][ T387] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 29.811613][ T387] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 29.812117][ T387] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 29.812678][ T387] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 29.813189][ T387] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 29.813712][ T387] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 29.814232][ T387] __sys_sendmsg (net/socket.c:2700) 
[ 29.814767][ T387] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 29.815391][ T387] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 29.815944][ T387] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 29.816497][ T387] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 29.817014][ T387] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   29.817654][  T387] RIP: 0033:0x7f1158b801e7
[ 29.818177][ T387] Code: 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b9 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 2e 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 89 54 24 1c 48 89 74 24 10
All code
========
   0:	0e                   	(bad)
   1:	00 f7                	add    %dh,%bh
   3:	d8 64 89 02          	fsubs  0x2(%rcx,%rcx,4)
   7:	48 c7 c0 ff ff ff ff 	mov    $0xffffffffffffffff,%rax
   e:	eb b9                	jmp    0xffffffffffffffc9
  10:	0f 1f 00             	nopl   (%rax)
  13:	f3 0f 1e fa          	endbr64
  17:	64 8b 04 25 18 00 00 	mov    %fs:0x18,%eax
  1e:	00 
  1f:	85 c0                	test   %eax,%eax
  21:	75 10                	jne    0x33
  23:	b8 2e 00 00 00       	mov    $0x2e,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax		<-- trapping instruction
  30:	77 51                	ja     0x83
  32:	c3                   	ret
  33:	48 83 ec 28          	sub    $0x28,%rsp
  37:	89 54 24 1c          	mov    %edx,0x1c(%rsp)
  3b:	48 89 74 24 10       	mov    %rsi,0x10(%rsp)

Code starting with the faulting instruction
===========================================
   0:	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax
   6:	77 51                	ja     0x59
   8:	c3                   	ret
   9:	48 83 ec 28          	sub    $0x28,%rsp
   d:	89 54 24 1c          	mov    %edx,0x1c(%rsp)
  11:	48 89 74 24 10       	mov    %rsi,0x10(%rsp)
[   29.819977][  T387] RSP: 002b:00007ffedb5654e8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   29.820770][  T387] RAX: ffffffffffffffda RBX: 00007ffedb565c10 RCX: 00007f1158b801e7
[   29.821544][  T387] RDX: 0000000000000000 RSI: 00007ffedb565550 RDI: 0000000000000005
[   29.822309][  T387] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000078
[   29.823079][  T387] R10: 00007f1158a7dee8 R11: 0000000000000246 R12: 0000000000000004
[   29.823846][  T387] R13: 00000000686e4088 R14: 0000000000499600 R15: 0000000000000000
| [   32.533019][  T396] ------------[ cut here ]------------
| [ 32.533396][ T396] WARNING: CPU: 2 PID: 396 at ./include/net/netdev_lock.h:17 netif_set_mtu_ext (./include/net/netdev_lock.h:17 ./include/net/netdev_lock.h:15 ./include/net/netdev_lock.h:25 net/core/dev.c:9610) 
| [   32.534011][  T396] Modules linked in: 8021q vrf veth
| [   32.534944][  T396] Tainted: [W]=WARN
[   32.535181][  T396] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 32.536911][ T396] RIP: 0010:netif_set_mtu_ext (./include/net/netdev_lock.h:17 ./include/net/netdev_lock.h:15 ./include/net/netdev_lock.h:25 net/core/dev.c:9610) 
[ 32.537268][ T396] Code: 00 00 8b 05 d7 bc 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 1a 63 7b 00 85 c0 0f 85 39 fe ff ff 90 <0f> 0b 90 e9 30 fe ff ff 48 b8 00 00 00 00 00 fc ff df 4c 89 fa 48
All code
========
   0:	00 00                	add    %al,(%rax)
   2:	8b 05 d7 bc 3a 02    	mov    0x23abcd7(%rip),%eax        # 0x23abcdf
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb a0 0c 00 00 	lea    0xca0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 1a 63 7b 00       	call   0x7b633b
  21:	85 c0                	test   %eax,%eax
  23:	0f 85 39 fe ff ff    	jne    0xfffffffffffffe62
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	e9 30 fe ff ff       	jmp    0xfffffffffffffe62
  32:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
  39:	fc ff df 
  3c:	4c 89 fa             	mov    %r15,%rdx
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	e9 30 fe ff ff       	jmp    0xfffffffffffffe38
   8:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
   f:	fc ff df 
  12:	4c 89 fa             	mov    %r15,%rdx
  15:	48                   	rex.W
[   32.538331][  T396] RSP: 0018:ffffc900007e7140 EFLAGS: 00010246
[   32.538761][  T396] RAX: 0000000000000000 RBX: ffff88800a564000 RCX: 0000000000000001
[   32.539193][  T396] RDX: 0000000000000000 RSI: ffffffff8a29b941 RDI: ffffffff89a555e0
[   32.539628][  T396] RBP: ffffc900007e7230 R08: ffff888008d72000 R09: 0000000000000000
[   32.540060][  T396] R10: ffffc900007e75c8 R11: ffffffff8b050668 R12: 1ffff920000fce2c
[   32.540493][  T396] R13: 00000000000005dc R14: ffffc900007e7880 R15: ffff888008ee8060
[   32.540932][  T396] FS:  00007f4e8e5a3800(0000) GS:ffff8880a31b7000(0000) knlGS:0000000000000000
[   32.541559][  T396] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   32.541923][  T396] CR2: 00000000004e7370 CR3: 000000000c706004 CR4: 0000000000772ef0
[   32.542352][  T396] PKRU: 55555554
[   32.542582][  T396] Call Trace:
[   32.542805][  T396]  <TASK>
[ 32.542958][ T396] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 32.543253][ T396] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 32.543552][ T396] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 32.543846][ T396] ? __pfx_validate_linkmsg (net/core/rtnetlink.c:2660) 
[ 32.544136][ T396] ? is_bpf_text_address (kernel/bpf/core.c:777) 
[ 32.544435][ T396] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[ 32.544731][ T396] do_setlink.constprop.0 (net/core/rtnetlink.c:3106) 
[ 32.545025][ T396] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 32.545387][ T396] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 32.545686][ T396] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 32.545977][ T396] ? __kernel_text_address (kernel/extable.c:79) 
[ 32.546267][ T396] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 32.546567][ T396] ? __mutex_trylock_common (./arch/x86/include/asm/atomic64_64.h:101 ./include/linux/atomic/atomic-arch-fallback.h:4296 ./include/linux/atomic/atomic-long.h:1482 ./include/linux/atomic/atomic-instrumented.h:4458 kernel/locking/mutex.c:113) 
[ 32.546854][ T396] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 32.547213][ T396] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 32.547515][ T396] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 32.547805][ T396] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 32.548092][ T396] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 32.548383][ T396] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 32.548693][ T396] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 32.548981][ T396] ? __create_object (mm/kmemleak.c:771) 
[ 32.549273][ T396] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 32.549576][ T396] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 32.549862][ T396] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 32.550216][ T396] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 32.550528][ T396] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 32.550823][ T396] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 32.551114][ T396] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 32.551420][ T396] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 32.551709][ T396] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 32.551999][ T396] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 32.552288][ T396] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 32.552587][ T396] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 32.552877][ T396] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 32.553175][ T396] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 32.553477][ T396] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 32.553766][ T396] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 32.554064][ T396] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 32.554366][ T396] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 32.554665][ T396] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 ./include/net/netns/generic.h:48 net/netlink/af_netlink.c:333) 
[ 32.554957][ T396] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 32.555249][ T396] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 32.555550][ T396] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 32.555845][ T396] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 32.556133][ T396] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 32.556430][ T396] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 32.556723][ T396] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 32.557013][ T396] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 32.557300][ T396] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 32.557674][ T396] ___sys_sendmsg (net/socket.c:2670) 
[ 32.557956][ T396] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 32.558248][ T396] ? __call_rcu_common.constprop.0 (./arch/x86/include/asm/irqflags.h:26 ./arch/x86/include/asm/irqflags.h:109 ./arch/x86/include/asm/irqflags.h:127 kernel/rcu/tree.c:3096) 
[ 32.558623][ T396] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 32.558922][ T396] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 32.559212][ T396] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 32.559552][ T396] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 32.559840][ T396] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 32.560131][ T396] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 32.560437][ T396] __sys_sendmsg (net/socket.c:2700) 
[ 32.560727][ T396] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 32.561080][ T396] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 32.561396][ T396] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 32.561696][ T396] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 32.561989][ T396] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   32.562339][  T396] RIP: 0033:0x7f4e8e7701e7
[ 32.562655][ T396] Code: 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b9 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 2e 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 89 54 24 1c 48 89 74 24 10
All code
========
   0:	0e                   	(bad)
   1:	00 f7                	add    %dh,%bh
   3:	d8 64 89 02          	fsubs  0x2(%rcx,%rcx,4)
   7:	48 c7 c0 ff ff ff ff 	mov    $0xffffffffffffffff,%rax
   e:	eb b9                	jmp    0xffffffffffffffc9
  10:	0f 1f 00             	nopl   (%rax)
  13:	f3 0f 1e fa          	endbr64
  17:	64 8b 04 25 18 00 00 	mov    %fs:0x18,%eax
  1e:	00 
  1f:	85 c0                	test   %eax,%eax
  21:	75 10                	jne    0x33
  23:	b8 2e 00 00 00       	mov    $0x2e,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax		<-- trapping instruction
  30:	77 51                	ja     0x83
  32:	c3                   	ret
  33:	48 83 ec 28          	sub    $0x28,%rsp
  37:	89 54 24 1c          	mov    %edx,0x1c(%rsp)
  3b:	48 89 74 24 10       	mov    %rsi,0x10(%rsp)

Code starting with the faulting instruction
===========================================
   0:	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax
   6:	77 51                	ja     0x59
   8:	c3                   	ret
   9:	48 83 ec 28          	sub    $0x28,%rsp
   d:	89 54 24 1c          	mov    %edx,0x1c(%rsp)
  11:	48 89 74 24 10       	mov    %rsi,0x10(%rsp)
[   32.563663][  T396] RSP: 002b:00007ffdcbb79168 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   32.564097][  T396] RAX: ffffffffffffffda RBX: 00007ffdcbb79890 RCX: 00007f4e8e7701e7
[   32.564529][  T396] RDX: 0000000000000000 RSI: 00007ffdcbb791d0 RDI: 0000000000000005
[   32.564953][  T396] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000078
[   32.565373][  T396] R10: 00007f4e8e66dee8 R11: 0000000000000246 R12: 0000000000000004
[   32.565809][  T396] R13: 00000000686e408b R14: 0000000000499600 R15: 0000000000000000
| [   32.668136][  T397] ------------[ cut here ]------------
| [ 32.668482][ T397] WARNING: CPU: 3 PID: 397 at ./include/net/netdev_lock.h:17 netif_set_mtu_ext (./include/net/netdev_lock.h:17 ./include/net/netdev_lock.h:15 ./include/net/netdev_lock.h:25 net/core/dev.c:9610) 
| [   32.669077][  T397] Modules linked in: 8021q vrf veth
| [   32.671203][  T397] Tainted: [W]=WARN
[   32.671466][  T397] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 32.671828][ T397] RIP: 0010:netif_set_mtu_ext (./include/net/netdev_lock.h:17 ./include/net/netdev_lock.h:15 ./include/net/netdev_lock.h:25 net/core/dev.c:9610) 
[ 32.672124][ T397] Code: 00 00 8b 05 d7 bc 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 1a 63 7b 00 85 c0 0f 85 39 fe ff ff 90 <0f> 0b 90 e9 30 fe ff ff 48 b8 00 00 00 00 00 fc ff df 4c 89 fa 48
All code
========
   0:	00 00                	add    %al,(%rax)
   2:	8b 05 d7 bc 3a 02    	mov    0x23abcd7(%rip),%eax        # 0x23abcdf
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb a0 0c 00 00 	lea    0xca0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 1a 63 7b 00       	call   0x7b633b
  21:	85 c0                	test   %eax,%eax
  23:	0f 85 39 fe ff ff    	jne    0xfffffffffffffe62
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	e9 30 fe ff ff       	jmp    0xfffffffffffffe62
  32:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
  39:	fc ff df 
  3c:	4c 89 fa             	mov    %r15,%rdx
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	e9 30 fe ff ff       	jmp    0xfffffffffffffe38
   8:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
   f:	fc ff df 
  12:	4c 89 fa             	mov    %r15,%rdx
  15:	48                   	rex.W
[   32.673153][  T397] RSP: 0018:ffffc900008e7140 EFLAGS: 00010246
[   32.673535][  T397] RAX: 0000000000000000 RBX: ffff8880020f4000 RCX: 0000000000000001
[   32.673968][  T397] RDX: 0000000000000000 RSI: ffffffff8a29b941 RDI: ffffffff89a555e0
[   32.674404][  T397] RBP: ffffc900008e7230 R08: ffff888009333800 R09: 0000000000000000
[   32.674842][  T397] R10: ffffc900008e75c8 R11: ffffffff8b050668 R12: 1ffff9200011ce2c
[   32.675277][  T397] R13: 00000000000005dc R14: ffffc900008e7880 R15: ffff8880058d58e0
[   32.675714][  T397] FS:  00007f4fad2c4800(0000) GS:ffff8880a3237000(0000) knlGS:0000000000000000
[   32.676214][  T397] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   32.676591][  T397] CR2: 00000000004e5aa0 CR3: 000000000a7e0005 CR4: 0000000000772ef0
[   32.677028][  T397] PKRU: 55555554
[   32.677244][  T397] Call Trace:
[   32.677468][  T397]  <TASK>
[ 32.677616][ T397] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 32.677910][ T397] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 32.678195][ T397] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 32.678496][ T397] ? __pfx_validate_linkmsg (net/core/rtnetlink.c:2660) 
[ 32.678795][ T397] ? is_bpf_text_address (kernel/bpf/core.c:777) 
[ 32.679085][ T397] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[ 32.679384][ T397] do_setlink.constprop.0 (net/core/rtnetlink.c:3106) 
[ 32.679688][ T397] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 32.680053][ T397] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 32.680342][ T397] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 32.680634][ T397] ? __kernel_text_address (kernel/extable.c:79) 
[ 32.680926][ T397] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 32.681222][ T397] ? __mutex_trylock_common (./arch/x86/include/asm/atomic64_64.h:101 ./include/linux/atomic/atomic-arch-fallback.h:4296 ./include/linux/atomic/atomic-long.h:1482 ./include/linux/atomic/atomic-instrumented.h:4458 kernel/locking/mutex.c:113) 
[ 32.681519][ T397] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 32.681877][ T397] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 32.682166][ T397] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 32.682460][ T397] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 32.682747][ T397] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 32.683034][ T397] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 32.683332][ T397] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 32.683632][ T397] ? __create_object (mm/kmemleak.c:771) 
[ 32.683923][ T397] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 32.684211][ T397] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 32.684507][ T397] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 32.684865][ T397] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 32.685161][ T397] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 32.685465][ T397] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 32.685762][ T397] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 32.686058][ T397] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 32.686351][ T397] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 32.686649][ T397] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 32.686941][ T397] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 32.687230][ T397] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 32.687530][ T397] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 32.687825][ T397] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 32.688126][ T397] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 32.688427][ T397] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 32.688729][ T397] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 32.689033][ T397] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 32.689325][ T397] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 ./include/net/netns/generic.h:48 net/netlink/af_netlink.c:333) 
[ 32.689630][ T397] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 32.689924][ T397] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 32.690222][ T397] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 32.690527][ T397] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 32.690822][ T397] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 32.691111][ T397] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 32.691422][ T397] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 32.691716][ T397] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 32.692005][ T397] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 32.692378][ T397] ___sys_sendmsg (net/socket.c:2670) 
[ 32.692673][ T397] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 32.692961][ T397] ? __call_rcu_common.constprop.0 (./arch/x86/include/asm/irqflags.h:26 ./arch/x86/include/asm/irqflags.h:109 ./arch/x86/include/asm/irqflags.h:127 kernel/rcu/tree.c:3096) 
[ 32.693318][ T397] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 32.693620][ T397] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 32.693913][ T397] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 32.694207][ T397] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 32.694509][ T397] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 32.694797][ T397] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 32.695092][ T397] __sys_sendmsg (net/socket.c:2700) 
[ 32.695379][ T397] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 32.695744][ T397] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 32.696044][ T397] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 32.696334][ T397] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 32.696633][ T397] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   32.696996][  T397] RIP: 0033:0x7f4fad4911e7
[ 32.697293][ T397] Code: 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b9 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 2e 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 89 54 24 1c 48 89 74 24 10
All code
========
   0:	0e                   	(bad)
   1:	00 f7                	add    %dh,%bh
   3:	d8 64 89 02          	fsubs  0x2(%rcx,%rcx,4)
   7:	48 c7 c0 ff ff ff ff 	mov    $0xffffffffffffffff,%rax
   e:	eb b9                	jmp    0xffffffffffffffc9
  10:	0f 1f 00             	nopl   (%rax)
  13:	f3 0f 1e fa          	endbr64
  17:	64 8b 04 25 18 00 00 	mov    %fs:0x18,%eax
  1e:	00 
  1f:	85 c0                	test   %eax,%eax
  21:	75 10                	jne    0x33
  23:	b8 2e 00 00 00       	mov    $0x2e,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax		<-- trapping instruction
  30:	77 51                	ja     0x83
  32:	c3                   	ret
  33:	48 83 ec 28          	sub    $0x28,%rsp
  37:	89 54 24 1c          	mov    %edx,0x1c(%rsp)
  3b:	48 89 74 24 10       	mov    %rsi,0x10(%rsp)

Code starting with the faulting instruction
===========================================
   0:	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax
   6:	77 51                	ja     0x59
   8:	c3                   	ret
   9:	48 83 ec 28          	sub    $0x28,%rsp
   d:	89 54 24 1c          	mov    %edx,0x1c(%rsp)
  11:	48 89 74 24 10       	mov    %rsi,0x10(%rsp)
[   32.698355][  T397] RSP: 002b:00007ffe11457598 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   32.698824][  T397] RAX: ffffffffffffffda RBX: 00007ffe11457cc0 RCX: 00007f4fad4911e7
[   32.699258][  T397] RDX: 0000000000000000 RSI: 00007ffe11457600 RDI: 0000000000000005
[   32.699705][  T397] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000078
[   32.700138][  T397] R10: 00007f4fad38eee8 R11: 0000000000000246 R12: 0000000000000004
[   32.700584][  T397] R13: 00000000686e408b R14: 0000000000499600 R15: 0000000000000000
| [   32.820436][  T398] ------------[ cut here ]------------
| [ 32.820771][ T398] WARNING: CPU: 0 PID: 398 at ./include/net/netdev_lock.h:17 netif_set_mtu_ext (./include/net/netdev_lock.h:17 ./include/net/netdev_lock.h:15 ./include/net/netdev_lock.h:25 net/core/dev.c:9610) 
| [   32.821319][  T398] Modules linked in: 8021q vrf veth
| [   32.822664][  T398] Tainted: [W]=WARN
[   32.822878][  T398] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 32.823233][ T398] RIP: 0010:netif_set_mtu_ext (./include/net/netdev_lock.h:17 ./include/net/netdev_lock.h:15 ./include/net/netdev_lock.h:25 net/core/dev.c:9610) 
[ 32.823527][ T398] Code: 00 00 8b 05 d7 bc 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 1a 63 7b 00 85 c0 0f 85 39 fe ff ff 90 <0f> 0b 90 e9 30 fe ff ff 48 b8 00 00 00 00 00 fc ff df 4c 89 fa 48
All code
========
   0:	00 00                	add    %al,(%rax)
   2:	8b 05 d7 bc 3a 02    	mov    0x23abcd7(%rip),%eax        # 0x23abcdf
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb a0 0c 00 00 	lea    0xca0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 1a 63 7b 00       	call   0x7b633b
  21:	85 c0                	test   %eax,%eax
  23:	0f 85 39 fe ff ff    	jne    0xfffffffffffffe62
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	e9 30 fe ff ff       	jmp    0xfffffffffffffe62
  32:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
  39:	fc ff df 
  3c:	4c 89 fa             	mov    %r15,%rdx
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	e9 30 fe ff ff       	jmp    0xfffffffffffffe38
   8:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
   f:	fc ff df 
  12:	4c 89 fa             	mov    %r15,%rdx
  15:	48                   	rex.W
[   32.824521][  T398] RSP: 0018:ffffc90000907140 EFLAGS: 00010246
[   32.824870][  T398] RAX: 0000000000000000 RBX: ffff888007784000 RCX: 0000000000000001
[   32.825287][  T398] RDX: 0000000000000000 RSI: ffffffff8a29b941 RDI: ffffffff89a555e0
[   32.825708][  T398] RBP: ffffc90000907230 R08: ffff88800612e800 R09: 0000000000000000
[   32.826117][  T398] R10: ffffc900009075c8 R11: ffffffff8b050668 R12: 1ffff92000120e2c
[   32.826539][  T398] R13: 00000000000005dc R14: ffffc90000907880 R15: ffff8880058d6de0
[   32.826955][  T398] FS:  00007f148ac00800(0000) GS:ffff8880a30b7000(0000) knlGS:0000000000000000
[   32.827442][  T398] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   32.827787][  T398] CR2: 00000000004e7378 CR3: 000000000b898001 CR4: 0000000000772ef0
[   32.828206][  T398] PKRU: 55555554
[   32.828421][  T398] Call Trace:
[   32.828637][  T398]  <TASK>
[ 32.828782][ T398] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 32.829063][ T398] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 32.829369][ T398] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 32.829668][ T398] ? __pfx_validate_linkmsg (net/core/rtnetlink.c:2660) 
[ 32.829945][ T398] ? is_bpf_text_address (kernel/bpf/core.c:777) 
[ 32.830223][ T398] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[ 32.830511][ T398] do_setlink.constprop.0 (net/core/rtnetlink.c:3106) 
[ 32.830802][ T398] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 32.831150][ T398] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 32.831433][ T398] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 32.831705][ T398] ? __kernel_text_address (kernel/extable.c:79) 
[ 32.831982][ T398] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 32.832258][ T398] ? __mutex_trylock_common (./arch/x86/include/asm/atomic64_64.h:101 ./include/linux/atomic/atomic-arch-fallback.h:4296 ./include/linux/atomic/atomic-long.h:1482 ./include/linux/atomic/atomic-instrumented.h:4458 kernel/locking/mutex.c:113) 
[ 32.832549][ T398] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 32.832897][ T398] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 32.833172][ T398] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 32.833455][ T398] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 32.833728][ T398] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 32.834001][ T398] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 32.834275][ T398] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 32.834554][ T398] ? __create_object (mm/kmemleak.c:771) 
[ 32.834835][ T398] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 32.835110][ T398] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 32.835382][ T398] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 32.835734][ T398] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 32.836014][ T398] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 32.836295][ T398] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 32.836578][ T398] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 32.836859][ T398] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 32.837137][ T398] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 32.837406][ T398] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 32.837696][ T398] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 32.837968][ T398] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 32.838246][ T398] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 32.838640][ T398] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 32.839098][ T398] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 32.839552][ T398] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 32.840025][ T398] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 32.840549][ T398] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 32.841026][ T398] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 ./include/net/netns/generic.h:48 net/netlink/af_netlink.c:333) 
[ 32.841531][ T398] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 32.842029][ T398] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 32.842529][ T398] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 32.843040][ T398] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 32.843526][ T398] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 32.844012][ T398] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 32.844528][ T398] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 32.845023][ T398] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 32.845522][ T398] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 32.846143][ T398] ___sys_sendmsg (net/socket.c:2670) 
[ 32.846637][ T398] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 32.847125][ T398] ? __call_rcu_common.constprop.0 (./arch/x86/include/asm/irqflags.h:26 ./arch/x86/include/asm/irqflags.h:109 ./arch/x86/include/asm/irqflags.h:127 kernel/rcu/tree.c:3096) 
[ 32.847605][ T398] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 32.848011][ T398] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 32.848343][ T398] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 32.848867][ T398] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 32.849358][ T398] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 32.849760][ T398] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 32.850055][ T398] __sys_sendmsg (net/socket.c:2700) 
[ 32.850340][ T398] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 32.850698][ T398] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 32.850984][ T398] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 32.851270][ T398] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 32.851557][ T398] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   32.851897][  T398] RIP: 0033:0x7f148adcd1e7
[ 32.852194][ T398] Code: 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b9 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 2e 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 89 54 24 1c 48 89 74 24 10
All code
========
   0:	0e                   	(bad)
   1:	00 f7                	add    %dh,%bh
   3:	d8 64 89 02          	fsubs  0x2(%rcx,%rcx,4)
   7:	48 c7 c0 ff ff ff ff 	mov    $0xffffffffffffffff,%rax
   e:	eb b9                	jmp    0xffffffffffffffc9
  10:	0f 1f 00             	nopl   (%rax)
  13:	f3 0f 1e fa          	endbr64
  17:	64 8b 04 25 18 00 00 	mov    %fs:0x18,%eax
  1e:	00 
  1f:	85 c0                	test   %eax,%eax
  21:	75 10                	jne    0x33
  23:	b8 2e 00 00 00       	mov    $0x2e,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax		<-- trapping instruction
  30:	77 51                	ja     0x83
  32:	c3                   	ret
  33:	48 83 ec 28          	sub    $0x28,%rsp
  37:	89 54 24 1c          	mov    %edx,0x1c(%rsp)
  3b:	48 89 74 24 10       	mov    %rsi,0x10(%rsp)

Code starting with the faulting instruction
===========================================
   0:	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax
   6:	77 51                	ja     0x59
   8:	c3                   	ret
   9:	48 83 ec 28          	sub    $0x28,%rsp
   d:	89 54 24 1c          	mov    %edx,0x1c(%rsp)
  11:	48 89 74 24 10       	mov    %rsi,0x10(%rsp)
[   32.853202][  T398] RSP: 002b:00007fffeac580f8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   32.853943][  T398] RAX: ffffffffffffffda RBX: 00007fffeac58820 RCX: 00007f148adcd1e7
[   32.854701][  T398] RDX: 0000000000000000 RSI: 00007fffeac58160 RDI: 0000000000000005
[   32.855444][  T398] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000078
[   32.856131][  T398] R10: 00007f148accaee8 R11: 0000000000000246 R12: 0000000000000004
[   32.856867][  T398] R13: 00000000686e408b R14: 0000000000499600 R15: 0000000000000000
| [   32.968825][  T399] ------------[ cut here ]------------
| [ 32.969170][ T399] WARNING: CPU: 2 PID: 399 at ./include/net/netdev_lock.h:17 netif_set_mtu_ext (./include/net/netdev_lock.h:17 ./include/net/netdev_lock.h:15 ./include/net/netdev_lock.h:25 net/core/dev.c:9610) 
| [   32.969751][  T399] Modules linked in: 8021q vrf veth
| [   32.970887][  T399] Tainted: [W]=WARN
[   32.971111][  T399] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 32.971483][ T399] RIP: 0010:netif_set_mtu_ext (./include/net/netdev_lock.h:17 ./include/net/netdev_lock.h:15 ./include/net/netdev_lock.h:25 net/core/dev.c:9610) 
[ 32.971785][ T399] Code: 00 00 8b 05 d7 bc 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 1a 63 7b 00 85 c0 0f 85 39 fe ff ff 90 <0f> 0b 90 e9 30 fe ff ff 48 b8 00 00 00 00 00 fc ff df 4c 89 fa 48
All code
========
   0:	00 00                	add    %al,(%rax)
   2:	8b 05 d7 bc 3a 02    	mov    0x23abcd7(%rip),%eax        # 0x23abcdf
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb a0 0c 00 00 	lea    0xca0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 1a 63 7b 00       	call   0x7b633b
  21:	85 c0                	test   %eax,%eax
  23:	0f 85 39 fe ff ff    	jne    0xfffffffffffffe62
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	e9 30 fe ff ff       	jmp    0xfffffffffffffe62
  32:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
  39:	fc ff df 
  3c:	4c 89 fa             	mov    %r15,%rdx
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	e9 30 fe ff ff       	jmp    0xfffffffffffffe38
   8:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
   f:	fc ff df 
  12:	4c 89 fa             	mov    %r15,%rdx
  15:	48                   	rex.W
[   32.972781][  T399] RSP: 0018:ffffc90000917140 EFLAGS: 00010246
[   32.973142][  T399] RAX: 0000000000000000 RBX: ffff888007e69000 RCX: 0000000000000001
[   32.973582][  T399] RDX: 0000000000000000 RSI: ffffffff8a29b941 RDI: ffffffff89a555e0
[   32.974004][  T399] RBP: ffffc90000917230 R08: ffff88800c045000 R09: 0000000000000000
[   32.974436][  T399] R10: ffffc900009175c8 R11: ffffffff8b050668 R12: 1ffff92000122e2c
[   32.974859][  T399] R13: 00000000000005dc R14: ffffc90000917880 R15: ffff8880058d4ae0
[   32.975289][  T399] FS:  00007ff2be39b800(0000) GS:ffff8880a31b7000(0000) knlGS:0000000000000000
[   32.975794][  T399] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   32.976158][  T399] CR2: 00000000004e5aa8 CR3: 00000000028a4001 CR4: 0000000000772ef0
[   32.976593][  T399] PKRU: 55555554
[   32.976811][  T399] Call Trace:
[   32.977032][  T399]  <TASK>
[ 32.977184][ T399] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 32.977493][ T399] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 32.977779][ T399] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 32.978071][ T399] ? __pfx_validate_linkmsg (net/core/rtnetlink.c:2660) 
[ 32.978356][ T399] ? is_bpf_text_address (kernel/bpf/core.c:777) 
[ 32.978667][ T399] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[ 32.978958][ T399] do_setlink.constprop.0 (net/core/rtnetlink.c:3106) 
[ 32.979256][ T399] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 32.979637][ T399] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 32.979924][ T399] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 32.980209][ T399] ? __kernel_text_address (kernel/extable.c:79) 
[ 32.980510][ T399] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 32.980801][ T399] ? __mutex_trylock_common (./arch/x86/include/asm/atomic64_64.h:101 ./include/linux/atomic/atomic-arch-fallback.h:4296 ./include/linux/atomic/atomic-long.h:1482 ./include/linux/atomic/atomic-instrumented.h:4458 kernel/locking/mutex.c:113) 
[ 32.981086][ T399] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 32.981451][ T399] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 32.981751][ T399] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 32.982038][ T399] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 32.982325][ T399] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 32.982623][ T399] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 32.982911][ T399] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 32.983195][ T399] ? __create_object (mm/kmemleak.c:771) 
[ 32.983494][ T399] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 32.983784][ T399] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 32.984075][ T399] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 32.984439][ T399] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 32.984732][ T399] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 32.985023][ T399] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 32.985306][ T399] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 32.985615][ T399] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 32.985914][ T399] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 32.986203][ T399] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 32.986504][ T399] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 32.986791][ T399] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 32.987078][ T399] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 32.987374][ T399] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 32.987678][ T399] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 32.987965][ T399] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 32.988254][ T399] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 32.988577][ T399] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 32.988865][ T399] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 ./include/net/netns/generic.h:48 net/netlink/af_netlink.c:333) 
[ 32.989151][ T399] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 32.989453][ T399] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 32.989736][ T399] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 32.990031][ T399] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 32.990329][ T399] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 32.990652][ T399] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 32.990960][ T399] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 32.991269][ T399] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 32.991576][ T399] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 32.991960][ T399] ___sys_sendmsg (net/socket.c:2670) 
[ 32.992260][ T399] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 32.992573][ T399] ? __call_rcu_common.constprop.0 (./arch/x86/include/asm/irqflags.h:26 ./arch/x86/include/asm/irqflags.h:109 ./arch/x86/include/asm/irqflags.h:127 kernel/rcu/tree.c:3096) 
[ 32.992956][ T399] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 32.993259][ T399] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 32.993580][ T399] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 32.993891][ T399] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 32.994192][ T399] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 32.994503][ T399] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 32.994813][ T399] __sys_sendmsg (net/socket.c:2700) 
[ 32.995119][ T399] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 32.995502][ T399] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 32.995819][ T399] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 32.996123][ T399] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 32.996453][ T399] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   32.996822][  T399] RIP: 0033:0x7ff2be5681e7
[ 32.997136][ T399] Code: 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b9 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 2e 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 89 54 24 1c 48 89 74 24 10
All code
========
   0:	0e                   	(bad)
   1:	00 f7                	add    %dh,%bh
   3:	d8 64 89 02          	fsubs  0x2(%rcx,%rcx,4)
   7:	48 c7 c0 ff ff ff ff 	mov    $0xffffffffffffffff,%rax
   e:	eb b9                	jmp    0xffffffffffffffc9
  10:	0f 1f 00             	nopl   (%rax)
  13:	f3 0f 1e fa          	endbr64
  17:	64 8b 04 25 18 00 00 	mov    %fs:0x18,%eax
  1e:	00 
  1f:	85 c0                	test   %eax,%eax
  21:	75 10                	jne    0x33
  23:	b8 2e 00 00 00       	mov    $0x2e,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax		<-- trapping instruction
  30:	77 51                	ja     0x83
  32:	c3                   	ret
  33:	48 83 ec 28          	sub    $0x28,%rsp
  37:	89 54 24 1c          	mov    %edx,0x1c(%rsp)
  3b:	48 89 74 24 10       	mov    %rsi,0x10(%rsp)

Code starting with the faulting instruction
===========================================
   0:	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax
   6:	77 51                	ja     0x59
   8:	c3                   	ret
   9:	48 83 ec 28          	sub    $0x28,%rsp
   d:	89 54 24 1c          	mov    %edx,0x1c(%rsp)
  11:	48 89 74 24 10       	mov    %rsi,0x10(%rsp)
[   32.998202][  T399] RSP: 002b:00007fffebd3fd78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   32.998679][  T399] RAX: ffffffffffffffda RBX: 00007fffebd404a0 RCX: 00007ff2be5681e7
[   32.999124][  T399] RDX: 0000000000000000 RSI: 00007fffebd3fde0 RDI: 0000000000000005
[   32.999592][  T399] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000078
[   33.000038][  T399] R10: 00007ff2be465ee8 R11: 0000000000000246 R12: 0000000000000004
[   33.000496][  T399] R13: 00000000686e408b R14: 0000000000499600 R15: 0000000000000000
| [   33.270162][  T403] ------------[ cut here ]------------
| [ 33.270602][ T403] WARNING: CPU: 2 PID: 403 at ./include/net/netdev_lock.h:17 netif_set_mtu_ext (./include/net/netdev_lock.h:17 ./include/net/netdev_lock.h:15 ./include/net/netdev_lock.h:25 net/core/dev.c:9610) 
| [   33.271180][  T403] Modules linked in: 8021q vrf veth
| [   33.272071][  T403] Tainted: [W]=WARN
[   33.272329][  T403] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 33.272700][ T403] RIP: 0010:netif_set_mtu_ext (./include/net/netdev_lock.h:17 ./include/net/netdev_lock.h:15 ./include/net/netdev_lock.h:25 net/core/dev.c:9610) 
[ 33.273006][ T403] Code: 00 00 8b 05 d7 bc 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 1a 63 7b 00 85 c0 0f 85 39 fe ff ff 90 <0f> 0b 90 e9 30 fe ff ff 48 b8 00 00 00 00 00 fc ff df 4c 89 fa 48
All code
========
   0:	00 00                	add    %al,(%rax)
   2:	8b 05 d7 bc 3a 02    	mov    0x23abcd7(%rip),%eax        # 0x23abcdf
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb a0 0c 00 00 	lea    0xca0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 1a 63 7b 00       	call   0x7b633b
  21:	85 c0                	test   %eax,%eax
  23:	0f 85 39 fe ff ff    	jne    0xfffffffffffffe62
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	e9 30 fe ff ff       	jmp    0xfffffffffffffe62
  32:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
  39:	fc ff df 
  3c:	4c 89 fa             	mov    %r15,%rdx
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	e9 30 fe ff ff       	jmp    0xfffffffffffffe38
   8:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
   f:	fc ff df 
  12:	4c 89 fa             	mov    %r15,%rdx
  15:	48                   	rex.W
[   33.274058][  T403] RSP: 0018:ffffc90000967140 EFLAGS: 00010246
[   33.274449][  T403] RAX: 0000000000000000 RBX: ffff8880020f4000 RCX: 0000000000000001
[   33.274878][  T403] RDX: 0000000000000000 RSI: ffffffff8a29b941 RDI: ffffffff89a555e0
[   33.275329][  T403] RBP: ffffc90000967230 R08: ffff88800c1a6800 R09: 0000000000000000
[   33.275765][  T403] R10: ffffc900009675c8 R11: ffffffff8b050668 R12: 1ffff9200012ce2c
[   33.276202][  T403] R13: 000000000000fffe R14: ffffc90000967880 R15: ffff8880058d5c60
[   33.276646][  T403] FS:  00007fca54f9b800(0000) GS:ffff8880a31b7000(0000) knlGS:0000000000000000
[   33.277163][  T403] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   33.277536][  T403] CR2: 00000000004e5aa0 CR3: 000000000aefb005 CR4: 0000000000772ef0
[   33.277962][  T403] PKRU: 55555554
[   33.278200][  T403] Call Trace:
[   33.278433][  T403]  <TASK>
[ 33.278599][ T403] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 33.278901][ T403] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 33.279212][ T403] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 33.279519][ T403] ? __pfx_validate_linkmsg (net/core/rtnetlink.c:2660) 
[ 33.279807][ T403] ? is_bpf_text_address (kernel/bpf/core.c:777) 
[ 33.280096][ T403] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[ 33.280469][ T403] do_setlink.constprop.0 (net/core/rtnetlink.c:3106) 
[ 33.280766][ T403] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 33.281125][ T403] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 33.281430][ T403] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 33.281715][ T403] ? __kernel_text_address (kernel/extable.c:79) 
[ 33.282008][ T403] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 33.282305][ T403] ? __mutex_trylock_common (./arch/x86/include/asm/atomic64_64.h:101 ./include/linux/atomic/atomic-arch-fallback.h:4296 ./include/linux/atomic/atomic-long.h:1482 ./include/linux/atomic/atomic-instrumented.h:4458 kernel/locking/mutex.c:113) 
[ 33.282606][ T403] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 33.282958][ T403] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 33.283246][ T403] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 33.283547][ T403] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 33.283835][ T403] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 33.284121][ T403] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 33.284421][ T403] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 33.284704][ T403] ? __create_object (mm/kmemleak.c:771) 
[ 33.284991][ T403] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 33.285280][ T403] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 33.285582][ T403] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 33.285934][ T403] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 33.286224][ T403] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 33.286526][ T403] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 33.286811][ T403] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 33.287103][ T403] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 33.287389][ T403] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 33.287690][ T403] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 33.287986][ T403] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 33.288276][ T403] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 33.288588][ T403] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 33.288881][ T403] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 33.289172][ T403] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 33.289472][ T403] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 33.289759][ T403] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 33.290065][ T403] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 33.290351][ T403] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 ./include/net/netns/generic.h:48 net/netlink/af_netlink.c:333) 
[ 33.290652][ T403] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 33.290944][ T403] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 33.291231][ T403] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 33.291533][ T403] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 33.291824][ T403] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 33.292114][ T403] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 33.292421][ T403] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 33.292716][ T403] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 33.293001][ T403] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 33.293366][ T403] ___sys_sendmsg (net/socket.c:2670) 
[ 33.293663][ T403] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 33.293952][ T403] ? __call_rcu_common.constprop.0 (./arch/x86/include/asm/irqflags.h:26 ./arch/x86/include/asm/irqflags.h:109 ./arch/x86/include/asm/irqflags.h:127 kernel/rcu/tree.c:3096) 
[ 33.294314][ T403] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 33.294623][ T403] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 33.294914][ T403] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 33.295208][ T403] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 33.295517][ T403] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 33.295806][ T403] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 33.296099][ T403] __sys_sendmsg (net/socket.c:2700) 
[ 33.296391][ T403] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 33.296760][ T403] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 33.297059][ T403] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 33.297343][ T403] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 33.297642][ T403] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   33.297992][  T403] RIP: 0033:0x7fca551681e7
[ 33.298289][ T403] Code: 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b9 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 2e 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 89 54 24 1c 48 89 74 24 10
All code
========
   0:	0e                   	(bad)
   1:	00 f7                	add    %dh,%bh
   3:	d8 64 89 02          	fsubs  0x2(%rcx,%rcx,4)
   7:	48 c7 c0 ff ff ff ff 	mov    $0xffffffffffffffff,%rax
   e:	eb b9                	jmp    0xffffffffffffffc9
  10:	0f 1f 00             	nopl   (%rax)
  13:	f3 0f 1e fa          	endbr64
  17:	64 8b 04 25 18 00 00 	mov    %fs:0x18,%eax
  1e:	00 
  1f:	85 c0                	test   %eax,%eax
  21:	75 10                	jne    0x33
  23:	b8 2e 00 00 00       	mov    $0x2e,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax		<-- trapping instruction
  30:	77 51                	ja     0x83
  32:	c3                   	ret
  33:	48 83 ec 28          	sub    $0x28,%rsp
  37:	89 54 24 1c          	mov    %edx,0x1c(%rsp)
  3b:	48 89 74 24 10       	mov    %rsi,0x10(%rsp)

Code starting with the faulting instruction
===========================================
   0:	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax
   6:	77 51                	ja     0x59
   8:	c3                   	ret
   9:	48 83 ec 28          	sub    $0x28,%rsp
   d:	89 54 24 1c          	mov    %edx,0x1c(%rsp)
  11:	48 89 74 24 10       	mov    %rsi,0x10(%rsp)
[   33.299309][  T403] RSP: 002b:00007ffe9063c1f8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   33.299751][  T403] RAX: ffffffffffffffda RBX: 00007ffe9063c920 RCX: 00007fca551681e7
[   33.300175][  T403] RDX: 0000000000000000 RSI: 00007ffe9063c260 RDI: 0000000000000005
[   33.300619][  T403] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000078
[   33.301045][  T403] R10: 00007fca55065ee8 R11: 0000000000000246 R12: 0000000000000004
[   33.301481][  T403] R13: 00000000686e408c R14: 0000000000499600 R15: 0000000000000000
| [   33.539500][  T407] ------------[ cut here ]------------
| [ 33.539834][ T407] WARNING: CPU: 0 PID: 407 at ./include/net/netdev_lock.h:17 netif_set_mtu_ext (./include/net/netdev_lock.h:17 ./include/net/netdev_lock.h:15 ./include/net/netdev_lock.h:25 net/core/dev.c:9610) 
| [   33.540395][  T407] Modules linked in: 8021q vrf veth
| [   33.541267][  T407] Tainted: [W]=WARN
[   33.541514][  T407] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 33.541879][ T407] RIP: 0010:netif_set_mtu_ext (./include/net/netdev_lock.h:17 ./include/net/netdev_lock.h:15 ./include/net/netdev_lock.h:25 net/core/dev.c:9610) 
[ 33.542165][ T407] Code: 00 00 8b 05 d7 bc 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 1a 63 7b 00 85 c0 0f 85 39 fe ff ff 90 <0f> 0b 90 e9 30 fe ff ff 48 b8 00 00 00 00 00 fc ff df 4c 89 fa 48
All code
========
   0:	00 00                	add    %al,(%rax)
   2:	8b 05 d7 bc 3a 02    	mov    0x23abcd7(%rip),%eax        # 0x23abcdf
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb a0 0c 00 00 	lea    0xca0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 1a 63 7b 00       	call   0x7b633b
  21:	85 c0                	test   %eax,%eax
  23:	0f 85 39 fe ff ff    	jne    0xfffffffffffffe62
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	e9 30 fe ff ff       	jmp    0xfffffffffffffe62
  32:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
  39:	fc ff df 
  3c:	4c 89 fa             	mov    %r15,%rdx
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	e9 30 fe ff ff       	jmp    0xfffffffffffffe38
   8:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
   f:	fc ff df 
  12:	4c 89 fa             	mov    %r15,%rdx
  15:	48                   	rex.W
[   33.543175][  T407] RSP: 0018:ffffc90000977140 EFLAGS: 00010246
[   33.543544][  T407] RAX: 0000000000000000 RBX: ffff88800a564000 RCX: 0000000000000001
[   33.543955][  T407] RDX: 0000000000000000 RSI: ffffffff8a29b941 RDI: ffffffff89a555e0
[   33.544381][  T407] RBP: ffffc90000977230 R08: ffff88800c60d000 R09: 0000000000000000
[   33.544797][  T407] R10: ffffc900009775c8 R11: ffffffff8b050668 R12: 1ffff9200012ee2c
[   33.545206][  T407] R13: 000000000000fffe R14: ffffc90000977880 R15: ffff88800911d560
[   33.545976][  T407] FS:  00007f80a6055800(0000) GS:ffff8880a30b7000(0000) knlGS:0000000000000000
[   33.546572][  T407] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   33.546919][  T407] CR2: 00000000004e7370 CR3: 000000000e3f1001 CR4: 0000000000772ef0
[   33.547341][  T407] PKRU: 55555554
[   33.547555][  T407] Call Trace:
[   33.547759][  T407]  <TASK>
[ 33.547899][ T407] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 33.548180][ T407] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 33.548477][ T407] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 33.548799][ T407] ? __pfx_validate_linkmsg (net/core/rtnetlink.c:2660) 
[ 33.549075][ T407] ? is_bpf_text_address (kernel/bpf/core.c:777) 
[ 33.549483][ T407] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[ 33.549964][ T407] do_setlink.constprop.0 (net/core/rtnetlink.c:3106) 
[ 33.550256][ T407] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 33.550620][ T407] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 33.550901][ T407] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 33.551174][ T407] ? __kernel_text_address (kernel/extable.c:79) 
[ 33.551541][ T407] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 33.552008][ T407] ? __mutex_trylock_common (./arch/x86/include/asm/atomic64_64.h:101 ./include/linux/atomic/atomic-arch-fallback.h:4296 ./include/linux/atomic/atomic-long.h:1482 ./include/linux/atomic/atomic-instrumented.h:4458 kernel/locking/mutex.c:113) 
[ 33.552473][ T407] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 33.552922][ T407] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 33.553385][ T407] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 33.553886][ T407] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 33.554346][ T407] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 33.554832][ T407] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 33.555306][ T407] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 33.555708][ T407] ? __create_object (mm/kmemleak.c:771) 
[ 33.556106][ T407] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 33.556612][ T407] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 33.557018][ T407] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 33.557652][ T407] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 33.558149][ T407] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 33.558619][ T407] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 33.559096][ T407] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 33.559605][ T407] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 33.560094][ T407] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 33.560585][ T407] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 33.561085][ T407] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 33.561597][ T407] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 33.562087][ T407] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 33.562593][ T407] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 33.563046][ T407] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 33.563544][ T407] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 33.564038][ T407] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 33.564561][ T407] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 33.565056][ T407] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 ./include/net/netns/generic.h:48 net/netlink/af_netlink.c:333) 
[ 33.565574][ T407] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 33.566070][ T407] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 33.566566][ T407] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 33.567047][ T407] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 33.567503][ T407] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 33.567929][ T407] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 33.568456][ T407] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 33.568954][ T407] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 33.569465][ T407] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 33.570081][ T407] ___sys_sendmsg (net/socket.c:2670) 
[ 33.570561][ T407] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 33.571031][ T407] ? __call_rcu_common.constprop.0 (./arch/x86/include/asm/irqflags.h:26 ./arch/x86/include/asm/irqflags.h:109 ./arch/x86/include/asm/irqflags.h:127 kernel/rcu/tree.c:3096) 
[ 33.571657][ T407] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 33.572152][ T407] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 33.572650][ T407] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 33.573131][ T407] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 33.573635][ T407] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 33.574105][ T407] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 33.574613][ T407] __sys_sendmsg (net/socket.c:2700) 
[ 33.575080][ T407] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 33.575693][ T407] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 33.576185][ T407] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 33.576681][ T407] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 33.577166][ T407] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   33.577789][  T407] RIP: 0033:0x7f80a62221e7
[ 33.578278][ T407] Code: 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b9 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 2e 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 89 54 24 1c 48 89 74 24 10
All code
========
   0:	0e                   	(bad)
   1:	00 f7                	add    %dh,%bh
   3:	d8 64 89 02          	fsubs  0x2(%rcx,%rcx,4)
   7:	48 c7 c0 ff ff ff ff 	mov    $0xffffffffffffffff,%rax
   e:	eb b9                	jmp    0xffffffffffffffc9
  10:	0f 1f 00             	nopl   (%rax)
  13:	f3 0f 1e fa          	endbr64
  17:	64 8b 04 25 18 00 00 	mov    %fs:0x18,%eax
  1e:	00 
  1f:	85 c0                	test   %eax,%eax
  21:	75 10                	jne    0x33
  23:	b8 2e 00 00 00       	mov    $0x2e,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax		<-- trapping instruction
  30:	77 51                	ja     0x83
  32:	c3                   	ret
  33:	48 83 ec 28          	sub    $0x28,%rsp
  37:	89 54 24 1c          	mov    %edx,0x1c(%rsp)
  3b:	48 89 74 24 10       	mov    %rsi,0x10(%rsp)

Code starting with the faulting instruction
===========================================
   0:	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax
   6:	77 51                	ja     0x59
   8:	c3                   	ret
   9:	48 83 ec 28          	sub    $0x28,%rsp
   d:	89 54 24 1c          	mov    %edx,0x1c(%rsp)
  11:	48 89 74 24 10       	mov    %rsi,0x10(%rsp)
[   33.580011][  T407] RSP: 002b:00007ffd5ad7e908 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   33.580735][  T407] RAX: ffffffffffffffda RBX: 00007ffd5ad7f030 RCX: 00007f80a62221e7
[   33.581487][  T407] RDX: 0000000000000000 RSI: 00007ffd5ad7e970 RDI: 0000000000000005
[   33.582215][  T407] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000078
[   33.582948][  T407] R10: 00007f80a611fee8 R11: 0000000000000246 R12: 0000000000000004
[   33.583691][  T407] R13: 00000000686e408c R14: 0000000000499600 R15: 0000000000000000
| [   33.851664][  T411] ------------[ cut here ]------------
| [ 33.851980][ T411] WARNING: CPU: 0 PID: 411 at ./include/net/netdev_lock.h:17 netif_set_mtu_ext (./include/net/netdev_lock.h:17 ./include/net/netdev_lock.h:15 ./include/net/netdev_lock.h:25 net/core/dev.c:9610) 
| [   33.853622][  T411] Modules linked in: 8021q vrf veth
| [   33.854487][  T411] Tainted: [W]=WARN
[   33.854696][  T411] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 33.855037][ T411] RIP: 0010:netif_set_mtu_ext (./include/net/netdev_lock.h:17 ./include/net/netdev_lock.h:15 ./include/net/netdev_lock.h:25 net/core/dev.c:9610) 
[ 33.855321][ T411] Code: 00 00 8b 05 d7 bc 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 1a 63 7b 00 85 c0 0f 85 39 fe ff ff 90 <0f> 0b 90 e9 30 fe ff ff 48 b8 00 00 00 00 00 fc ff df 4c 89 fa 48
All code
========
   0:	00 00                	add    %al,(%rax)
   2:	8b 05 d7 bc 3a 02    	mov    0x23abcd7(%rip),%eax        # 0x23abcdf
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb a0 0c 00 00 	lea    0xca0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 1a 63 7b 00       	call   0x7b633b
  21:	85 c0                	test   %eax,%eax
  23:	0f 85 39 fe ff ff    	jne    0xfffffffffffffe62
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	e9 30 fe ff ff       	jmp    0xfffffffffffffe62
  32:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
  39:	fc ff df 
  3c:	4c 89 fa             	mov    %r15,%rdx
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	e9 30 fe ff ff       	jmp    0xfffffffffffffe38
   8:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
   f:	fc ff df 
  12:	4c 89 fa             	mov    %r15,%rdx
  15:	48                   	rex.W
[   33.856308][  T411] RSP: 0018:ffffc900008e7140 EFLAGS: 00010246
[   33.856662][  T411] RAX: 0000000000000000 RBX: ffff888007e69000 RCX: 0000000000000001
[   33.857075][  T411] RDX: 0000000000000000 RSI: ffffffff8a29b941 RDI: ffffffff89a555e0
[   33.857495][  T411] RBP: ffffc900008e7230 R08: ffff88800c2db800 R09: 0000000000000000
[   33.857909][  T411] R10: ffffc900008e75c8 R11: ffffffff8b050668 R12: 1ffff9200011ce2c
[   33.858317][  T411] R13: 000000000000fffe R14: ffffc900008e7880 R15: ffff88800911dfe0
[   33.858755][  T411] FS:  00007fc370dc5800(0000) GS:ffff8880a30b7000(0000) knlGS:0000000000000000
[   33.859236][  T411] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   33.859596][  T411] CR2: 00000000004e5aa8 CR3: 000000000e3f1005 CR4: 0000000000772ef0
[   33.860010][  T411] PKRU: 55555554
[   33.860216][  T411] Call Trace:
[   33.860449][  T411]  <TASK>
[ 33.860592][ T411] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 33.860871][ T411] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 33.861142][ T411] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 33.861431][ T411] ? __pfx_validate_linkmsg (net/core/rtnetlink.c:2660) 
[ 33.861715][ T411] ? is_bpf_text_address (kernel/bpf/core.c:777) 
[ 33.861992][ T411] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[ 33.862269][ T411] do_setlink.constprop.0 (net/core/rtnetlink.c:3106) 
[ 33.862561][ T411] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 33.862907][ T411] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 33.863179][ T411] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 33.863465][ T411] ? __kernel_text_address (kernel/extable.c:79) 
[ 33.863750][ T411] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 33.864026][ T411] ? __mutex_trylock_common (./arch/x86/include/asm/atomic64_64.h:101 ./include/linux/atomic/atomic-arch-fallback.h:4296 ./include/linux/atomic/atomic-long.h:1482 ./include/linux/atomic/atomic-instrumented.h:4458 kernel/locking/mutex.c:113) 
[ 33.864298][ T411] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 33.864646][ T411] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 33.864924][ T411] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 33.865194][ T411] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 33.865482][ T411] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 33.865757][ T411] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 33.866029][ T411] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 33.866298][ T411] ? __create_object (mm/kmemleak.c:771) 
[ 33.866582][ T411] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 33.866857][ T411] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 33.867130][ T411] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 33.867477][ T411] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 33.867765][ T411] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 33.868043][ T411] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 33.868318][ T411] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 33.868621][ T411] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 33.868896][ T411] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 33.869167][ T411] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 33.869452][ T411] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 33.869726][ T411] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 33.870007][ T411] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 33.870287][ T411] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 33.870591][ T411] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 33.870875][ T411] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 33.871152][ T411] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 33.871449][ T411] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 33.871722][ T411] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 ./include/net/netns/generic.h:48 net/netlink/af_netlink.c:333) 
[ 33.872004][ T411] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 33.872283][ T411] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 33.872566][ T411] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 33.872844][ T411] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 33.873122][ T411] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 33.873396][ T411] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 33.873686][ T411] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 33.873968][ T411] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 33.874242][ T411] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 33.874601][ T411] ___sys_sendmsg (net/socket.c:2670) 
[ 33.874874][ T411] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 33.875148][ T411] ? __call_rcu_common.constprop.0 (./arch/x86/include/asm/irqflags.h:26 ./arch/x86/include/asm/irqflags.h:109 ./arch/x86/include/asm/irqflags.h:127 kernel/rcu/tree.c:3096) 
[ 33.875497][ T411] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 33.875773][ T411] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 33.876059][ T411] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 33.876339][ T411] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 33.876623][ T411] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 33.876897][ T411] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 33.877186][ T411] __sys_sendmsg (net/socket.c:2700) 
[ 33.877466][ T411] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 33.877803][ T411] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 33.878095][ T411] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 33.878369][ T411] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 33.878665][ T411] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   33.879006][  T411] RIP: 0033:0x7fc370f921e7
[ 33.879291][ T411] Code: 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b9 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 2e 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 89 54 24 1c 48 89 74 24 10
All code
========
   0:	0e                   	(bad)
   1:	00 f7                	add    %dh,%bh
   3:	d8 64 89 02          	fsubs  0x2(%rcx,%rcx,4)
   7:	48 c7 c0 ff ff ff ff 	mov    $0xffffffffffffffff,%rax
   e:	eb b9                	jmp    0xffffffffffffffc9
  10:	0f 1f 00             	nopl   (%rax)
  13:	f3 0f 1e fa          	endbr64
  17:	64 8b 04 25 18 00 00 	mov    %fs:0x18,%eax
  1e:	00 
  1f:	85 c0                	test   %eax,%eax
  21:	75 10                	jne    0x33
  23:	b8 2e 00 00 00       	mov    $0x2e,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax		<-- trapping instruction
  30:	77 51                	ja     0x83
  32:	c3                   	ret
  33:	48 83 ec 28          	sub    $0x28,%rsp
  37:	89 54 24 1c          	mov    %edx,0x1c(%rsp)
  3b:	48 89 74 24 10       	mov    %rsi,0x10(%rsp)

Code starting with the faulting instruction
===========================================
   0:	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax
   6:	77 51                	ja     0x59
   8:	c3                   	ret
   9:	48 83 ec 28          	sub    $0x28,%rsp
   d:	89 54 24 1c          	mov    %edx,0x1c(%rsp)
  11:	48 89 74 24 10       	mov    %rsi,0x10(%rsp)
[   33.880279][  T411] RSP: 002b:00007fff6f136ea8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   33.880701][  T411] RAX: ffffffffffffffda RBX: 00007fff6f1375d0 RCX: 00007fc370f921e7
[   33.881111][  T411] RDX: 0000000000000000 RSI: 00007fff6f136f10 RDI: 0000000000000005
[   33.881572][  T411] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000078
[   33.881992][  T411] R10: 00007fc370e8fee8 R11: 0000000000000246 R12: 0000000000000004
[   33.882402][  T411] R13: 00000000686e408c R14: 0000000000499600 R15: 0000000000000000
| [   34.159224][  T415] ------------[ cut here ]------------
| [ 34.161148][ T415] WARNING: CPU: 1 PID: 415 at ./include/net/netdev_lock.h:17 netif_set_mtu_ext (./include/net/netdev_lock.h:17 ./include/net/netdev_lock.h:15 ./include/net/netdev_lock.h:25 net/core/dev.c:9610) 
| [   34.161868][  T415] Modules linked in: 8021q vrf veth
| [   34.162801][  T415] Tainted: [W]=WARN
[   34.163030][  T415] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 34.163402][ T415] RIP: 0010:netif_set_mtu_ext (./include/net/netdev_lock.h:17 ./include/net/netdev_lock.h:15 ./include/net/netdev_lock.h:25 net/core/dev.c:9610) 
[ 34.163721][ T415] Code: 00 00 8b 05 d7 bc 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 1a 63 7b 00 85 c0 0f 85 39 fe ff ff 90 <0f> 0b 90 e9 30 fe ff ff 48 b8 00 00 00 00 00 fc ff df 4c 89 fa 48
All code
========
   0:	00 00                	add    %al,(%rax)
   2:	8b 05 d7 bc 3a 02    	mov    0x23abcd7(%rip),%eax        # 0x23abcdf
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb a0 0c 00 00 	lea    0xca0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 1a 63 7b 00       	call   0x7b633b
  21:	85 c0                	test   %eax,%eax
  23:	0f 85 39 fe ff ff    	jne    0xfffffffffffffe62
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	e9 30 fe ff ff       	jmp    0xfffffffffffffe62
  32:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
  39:	fc ff df 
  3c:	4c 89 fa             	mov    %r15,%rdx
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	e9 30 fe ff ff       	jmp    0xfffffffffffffe38
   8:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
   f:	fc ff df 
  12:	4c 89 fa             	mov    %r15,%rdx
  15:	48                   	rex.W
[   34.164805][  T415] RSP: 0018:ffffc90000897140 EFLAGS: 00010246
[   34.165188][  T415] RAX: 0000000000000000 RBX: ffff888007784000 RCX: 0000000000000001
[   34.165651][  T415] RDX: 0000000000000000 RSI: ffffffff8a29b941 RDI: ffffffff89a555e0
[   34.166107][  T415] RBP: ffffc90000897230 R08: ffff888004e60800 R09: 0000000000000000
[   34.166563][  T415] R10: ffffc900008975c8 R11: ffffffff8b050668 R12: 1ffff92000112e2c
[   34.167015][  T415] R13: 000000000000fffe R14: ffffc90000897880 R15: ffff88800911f4e0
[   34.167470][  T415] FS:  00007f449cab5800(0000) GS:ffff8880a3137000(0000) knlGS:0000000000000000
[   34.168006][  T415] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   34.168389][  T415] CR2: 00000000004e7378 CR3: 00000000059fd006 CR4: 0000000000772ef0
[   34.168861][  T415] PKRU: 55555554
[   34.169089][  T415] Call Trace:
[   34.169315][  T415]  <TASK>
[ 34.169478][ T415] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 34.169786][ T415] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 34.170089][ T415] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 34.170394][ T415] ? __pfx_validate_linkmsg (net/core/rtnetlink.c:2660) 
[ 34.170707][ T415] ? is_bpf_text_address (kernel/bpf/core.c:777) 
[ 34.171013][ T415] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[ 34.171320][ T415] do_setlink.constprop.0 (net/core/rtnetlink.c:3106) 
[ 34.171635][ T415] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 34.172021][ T415] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 34.172321][ T415] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 34.172625][ T415] ? __kernel_text_address (kernel/extable.c:79) 
[ 34.172932][ T415] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 34.173236][ T415] ? __mutex_trylock_common (./arch/x86/include/asm/atomic64_64.h:101 ./include/linux/atomic/atomic-arch-fallback.h:4296 ./include/linux/atomic/atomic-long.h:1482 ./include/linux/atomic/atomic-instrumented.h:4458 kernel/locking/mutex.c:113) 
[ 34.173549][ T415] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 34.173929][ T415] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 34.174232][ T415] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 34.174545][ T415] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 34.174844][ T415] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 34.175151][ T415] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 34.175458][ T415] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 34.175764][ T415] ? __create_object (mm/kmemleak.c:771) 
[ 34.176074][ T415] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 34.176378][ T415] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 34.176693][ T415] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 34.177064][ T415] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 34.177372][ T415] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 34.177687][ T415] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 34.177994][ T415] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 34.178305][ T415] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 34.178637][ T415] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 34.178942][ T415] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 34.179245][ T415] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 34.179554][ T415] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 34.179856][ T415] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 34.180162][ T415] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 34.180477][ T415] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 34.180779][ T415] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 34.181079][ T415] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 34.181385][ T415] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 34.181695][ T415] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 ./include/net/netns/generic.h:48 net/netlink/af_netlink.c:333) 
[ 34.182009][ T415] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 34.182308][ T415] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 34.182620][ T415] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 34.182930][ T415] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 34.183240][ T415] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 34.183551][ T415] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 34.183859][ T415] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 34.184158][ T415] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 34.184466][ T415] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 34.184852][ T415] ___sys_sendmsg (net/socket.c:2670) 
[ 34.185148][ T415] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 34.185459][ T415] ? __call_rcu_common.constprop.0 (./arch/x86/include/asm/irqflags.h:26 ./arch/x86/include/asm/irqflags.h:109 ./arch/x86/include/asm/irqflags.h:127 kernel/rcu/tree.c:3096) 
[ 34.185837][ T415] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 34.186134][ T415] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 34.186452][ T415] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 34.186757][ T415] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 34.187060][ T415] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 34.187362][ T415] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 34.187682][ T415] __sys_sendmsg (net/socket.c:2700) 
[ 34.187982][ T415] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 34.188354][ T415] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 34.188686][ T415] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 34.188979][ T415] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 34.189282][ T415] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   34.189662][  T415] RIP: 0033:0x7f449cc821e7
[ 34.189979][ T415] Code: 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b9 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 2e 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 89 54 24 1c 48 89 74 24 10
All code
========
   0:	0e                   	(bad)
   1:	00 f7                	add    %dh,%bh
   3:	d8 64 89 02          	fsubs  0x2(%rcx,%rcx,4)
   7:	48 c7 c0 ff ff ff ff 	mov    $0xffffffffffffffff,%rax
   e:	eb b9                	jmp    0xffffffffffffffc9
  10:	0f 1f 00             	nopl   (%rax)
  13:	f3 0f 1e fa          	endbr64
  17:	64 8b 04 25 18 00 00 	mov    %fs:0x18,%eax
  1e:	00 
  1f:	85 c0                	test   %eax,%eax
  21:	75 10                	jne    0x33
  23:	b8 2e 00 00 00       	mov    $0x2e,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax		<-- trapping instruction
  30:	77 51                	ja     0x83
  32:	c3                   	ret
  33:	48 83 ec 28          	sub    $0x28,%rsp
  37:	89 54 24 1c          	mov    %edx,0x1c(%rsp)
  3b:	48 89 74 24 10       	mov    %rsi,0x10(%rsp)

Code starting with the faulting instruction
===========================================
   0:	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax
   6:	77 51                	ja     0x59
   8:	c3                   	ret
   9:	48 83 ec 28          	sub    $0x28,%rsp
   d:	89 54 24 1c          	mov    %edx,0x1c(%rsp)
  11:	48 89 74 24 10       	mov    %rsi,0x10(%rsp)
[   34.191071][  T415] RSP: 002b:00007ffd87668578 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   34.191528][  T415] RAX: ffffffffffffffda RBX: 00007ffd87668ca0 RCX: 00007f449cc821e7
[   34.191980][  T415] RDX: 0000000000000000 RSI: 00007ffd876685e0 RDI: 0000000000000005
[   34.192437][  T415] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000078
[   34.192885][  T415] R10: 00007f449cb7fee8 R11: 0000000000000246 R12: 0000000000000004
[   34.193333][  T415] R13: 00000000686e408c R14: 0000000000499600 R15: 0000000000000000
| [   35.233720][  T424] ------------[ cut here ]------------
| [ 35.234051][ T424] WARNING: CPU: 1 PID: 424 at ./include/net/netdev_lock.h:17 netif_set_mtu_ext (./include/net/netdev_lock.h:17 ./include/net/netdev_lock.h:15 ./include/net/netdev_lock.h:25 net/core/dev.c:9610) 
| [   35.235900][  T424] Modules linked in: 8021q vrf veth
| [   35.236991][  T424] Tainted: [W]=WARN
[   35.237212][  T424] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 35.237701][ T424] RIP: 0010:netif_set_mtu_ext (./include/net/netdev_lock.h:17 ./include/net/netdev_lock.h:15 ./include/net/netdev_lock.h:25 net/core/dev.c:9610) 
[ 35.238003][ T424] Code: 00 00 8b 05 d7 bc 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 1a 63 7b 00 85 c0 0f 85 39 fe ff ff 90 <0f> 0b 90 e9 30 fe ff ff 48 b8 00 00 00 00 00 fc ff df 4c 89 fa 48
All code
========
   0:	00 00                	add    %al,(%rax)
   2:	8b 05 d7 bc 3a 02    	mov    0x23abcd7(%rip),%eax        # 0x23abcdf
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb a0 0c 00 00 	lea    0xca0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 1a 63 7b 00       	call   0x7b633b
  21:	85 c0                	test   %eax,%eax
  23:	0f 85 39 fe ff ff    	jne    0xfffffffffffffe62
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	e9 30 fe ff ff       	jmp    0xfffffffffffffe62
  32:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
  39:	fc ff df 
  3c:	4c 89 fa             	mov    %r15,%rdx
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	e9 30 fe ff ff       	jmp    0xfffffffffffffe38
   8:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
   f:	fc ff df 
  12:	4c 89 fa             	mov    %r15,%rdx
  15:	48                   	rex.W
[   35.239185][  T424] RSP: 0018:ffffc900009b7140 EFLAGS: 00010246
[   35.239702][  T424] RAX: 0000000000000000 RBX: ffff88800a564000 RCX: 0000000000000001
[   35.240139][  T424] RDX: 0000000000000000 RSI: ffffffff8a29b941 RDI: ffffffff89a555e0
[   35.241157][  T424] RBP: ffffc900009b7230 R08: ffff8880051cd000 R09: 0000000000000000
[   35.242667][  T424] R10: ffffc900009b75c8 R11: ffffffff8b050668 R12: 1ffff92000136e2c
[   35.243122][  T424] R13: 00000000000005dc R14: ffffc900009b7880 R15: ffff8880050d66e0
[   35.243571][  T424] FS:  00007fda1ac8f800(0000) GS:ffff8880a3137000(0000) knlGS:0000000000000000
[   35.244094][  T424] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   35.244478][  T424] CR2: 00000000004e7370 CR3: 000000000c339002 CR4: 0000000000772ef0
[   35.244917][  T424] PKRU: 55555554
[   35.245138][  T424] Call Trace:
[   35.245356][  T424]  <TASK>
[ 35.245514][ T424] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 35.245815][ T424] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 35.246111][ T424] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 35.246404][ T424] ? __pfx_validate_linkmsg (net/core/rtnetlink.c:2660) 
[ 35.246718][ T424] ? is_bpf_text_address (kernel/bpf/core.c:777) 
[ 35.247009][ T424] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[ 35.247301][ T424] do_setlink.constprop.0 (net/core/rtnetlink.c:3106) 
[ 35.247606][ T424] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 35.247976][ T424] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 35.248266][ T424] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 35.248570][ T424] ? __kernel_text_address (kernel/extable.c:79) 
[ 35.248864][ T424] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 35.249159][ T424] ? __mutex_trylock_common (./arch/x86/include/asm/atomic64_64.h:101 ./include/linux/atomic/atomic-arch-fallback.h:4296 ./include/linux/atomic/atomic-long.h:1482 ./include/linux/atomic/atomic-instrumented.h:4458 kernel/locking/mutex.c:113) 
[ 35.249459][ T424] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 35.249821][ T424] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 35.250112][ T424] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 35.250402][ T424] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 35.250741][ T424] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 35.251063][ T424] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 35.251358][ T424] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 35.251655][ T424] ? __create_object (mm/kmemleak.c:771) 
[ 35.251949][ T424] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 35.252241][ T424] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 35.252538][ T424] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 35.252909][ T424] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 35.253206][ T424] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 35.253511][ T424] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 35.253804][ T424] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 35.254100][ T424] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 35.254390][ T424] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 35.254688][ T424] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 35.254988][ T424] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 35.255281][ T424] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 35.255581][ T424] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 35.255875][ T424] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 35.256169][ T424] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 35.256468][ T424] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 35.256761][ T424] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 35.257063][ T424] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 35.257366][ T424] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 ./include/net/netns/generic.h:48 net/netlink/af_netlink.c:333) 
[ 35.257667][ T424] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 35.257962][ T424] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 35.258260][ T424] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 35.258571][ T424] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 35.258873][ T424] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 35.259163][ T424] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 35.259487][ T424] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 35.259786][ T424] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 35.260074][ T424] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 35.260453][ T424] ___sys_sendmsg (net/socket.c:2670) 
[ 35.260744][ T424] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 35.261034][ T424] ? __call_rcu_common.constprop.0 (./arch/x86/include/asm/irqflags.h:26 ./arch/x86/include/asm/irqflags.h:109 ./arch/x86/include/asm/irqflags.h:127 kernel/rcu/tree.c:3096) 
[ 35.261396][ T424] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 35.261704][ T424] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 35.262003][ T424] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 35.262296][ T424] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 35.262592][ T424] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 35.262882][ T424] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 35.263180][ T424] __sys_sendmsg (net/socket.c:2700) 
[ 35.263478][ T424] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 35.263843][ T424] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 35.264145][ T424] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 35.264444][ T424] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 35.264740][ T424] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   35.265100][  T424] RIP: 0033:0x7fda1ae5c1e7
[ 35.265399][ T424] Code: 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b9 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 2e 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 89 54 24 1c 48 89 74 24 10
All code
========
   0:	0e                   	(bad)
   1:	00 f7                	add    %dh,%bh
   3:	d8 64 89 02          	fsubs  0x2(%rcx,%rcx,4)
   7:	48 c7 c0 ff ff ff ff 	mov    $0xffffffffffffffff,%rax
   e:	eb b9                	jmp    0xffffffffffffffc9
  10:	0f 1f 00             	nopl   (%rax)
  13:	f3 0f 1e fa          	endbr64
  17:	64 8b 04 25 18 00 00 	mov    %fs:0x18,%eax
  1e:	00 
  1f:	85 c0                	test   %eax,%eax
  21:	75 10                	jne    0x33
  23:	b8 2e 00 00 00       	mov    $0x2e,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax		<-- trapping instruction
  30:	77 51                	ja     0x83
  32:	c3                   	ret
  33:	48 83 ec 28          	sub    $0x28,%rsp
  37:	89 54 24 1c          	mov    %edx,0x1c(%rsp)
  3b:	48 89 74 24 10       	mov    %rsi,0x10(%rsp)

Code starting with the faulting instruction
===========================================
   0:	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax
   6:	77 51                	ja     0x59
   8:	c3                   	ret
   9:	48 83 ec 28          	sub    $0x28,%rsp
   d:	89 54 24 1c          	mov    %edx,0x1c(%rsp)
  11:	48 89 74 24 10       	mov    %rsi,0x10(%rsp)
[   35.266453][  T424] RSP: 002b:00007fff8f612b58 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   35.266892][  T424] RAX: ffffffffffffffda RBX: 00007fff8f613280 RCX: 00007fda1ae5c1e7
[   35.267327][  T424] RDX: 0000000000000000 RSI: 00007fff8f612bc0 RDI: 0000000000000005
[   35.267777][  T424] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000078
[   35.268215][  T424] R10: 00007fda1ad59ee8 R11: 0000000000000246 R12: 0000000000000004
[   35.268671][  T424] R13: 00000000686e408e R14: 0000000000499600 R15: 0000000000000000
| [   35.390781][  T425] ------------[ cut here ]------------
| [ 35.391112][ T425] WARNING: CPU: 0 PID: 425 at ./include/net/netdev_lock.h:17 netif_set_mtu_ext (./include/net/netdev_lock.h:17 ./include/net/netdev_lock.h:15 ./include/net/netdev_lock.h:25 net/core/dev.c:9610) 
| [   35.391713][  T425] Modules linked in: 8021q vrf veth
| [   35.392630][  T425] Tainted: [W]=WARN
[   35.392851][  T425] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 35.393214][ T425] RIP: 0010:netif_set_mtu_ext (./include/net/netdev_lock.h:17 ./include/net/netdev_lock.h:15 ./include/net/netdev_lock.h:25 net/core/dev.c:9610) 
[ 35.393524][ T425] Code: 00 00 8b 05 d7 bc 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 1a 63 7b 00 85 c0 0f 85 39 fe ff ff 90 <0f> 0b 90 e9 30 fe ff ff 48 b8 00 00 00 00 00 fc ff df 4c 89 fa 48
All code
========
   0:	00 00                	add    %al,(%rax)
   2:	8b 05 d7 bc 3a 02    	mov    0x23abcd7(%rip),%eax        # 0x23abcdf
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb a0 0c 00 00 	lea    0xca0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 1a 63 7b 00       	call   0x7b633b
  21:	85 c0                	test   %eax,%eax
  23:	0f 85 39 fe ff ff    	jne    0xfffffffffffffe62
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	e9 30 fe ff ff       	jmp    0xfffffffffffffe62
  32:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
  39:	fc ff df 
  3c:	4c 89 fa             	mov    %r15,%rdx
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	e9 30 fe ff ff       	jmp    0xfffffffffffffe38
   8:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
   f:	fc ff df 
  12:	4c 89 fa             	mov    %r15,%rdx
  15:	48                   	rex.W
[   35.395925][  T425] RSP: 0018:ffffc900009c7140 EFLAGS: 00010246
[   35.396307][  T425] RAX: 0000000000000000 RBX: ffff8880020f4000 RCX: 0000000000000001
[   35.396753][  T425] RDX: 0000000000000000 RSI: ffffffff8a29b941 RDI: ffffffff89a555e0
[   35.397187][  T425] RBP: ffffc900009c7230 R08: ffff88800ad50800 R09: 0000000000000000
[   35.397639][  T425] R10: ffffc900009c75c8 R11: ffffffff8b050668 R12: 1ffff92000138e2c
[   35.398083][  T425] R13: 00000000000005dc R14: ffffc900009c7880 R15: ffff888008eeb160
[   35.398568][  T425] FS:  00007f8d37c0d800(0000) GS:ffff8880a30b7000(0000) knlGS:0000000000000000
[   35.399087][  T425] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   35.399461][  T425] CR2: 00000000004e5aa0 CR3: 000000000a773002 CR4: 0000000000772ef0
[   35.399907][  T425] PKRU: 55555554
[   35.400125][  T425] Call Trace:
[   35.400342][  T425]  <TASK>
[ 35.400498][ T425] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 35.400795][ T425] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 35.401088][ T425] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 35.401385][ T425] ? __pfx_validate_linkmsg (net/core/rtnetlink.c:2660) 
[ 35.401684][ T425] ? is_bpf_text_address (kernel/bpf/core.c:777) 
[ 35.401980][ T425] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[ 35.402273][ T425] do_setlink.constprop.0 (net/core/rtnetlink.c:3106) 
[ 35.402580][ T425] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 35.402952][ T425] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 35.403241][ T425] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 35.403538][ T425] ? __kernel_text_address (kernel/extable.c:79) 
[ 35.403837][ T425] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 35.404133][ T425] ? __mutex_trylock_common (./arch/x86/include/asm/atomic64_64.h:101 ./include/linux/atomic/atomic-arch-fallback.h:4296 ./include/linux/atomic/atomic-long.h:1482 ./include/linux/atomic/atomic-instrumented.h:4458 kernel/locking/mutex.c:113) 
[ 35.404434][ T425] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 35.404799][ T425] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 35.405092][ T425] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 35.405379][ T425] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 35.405680][ T425] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 35.405980][ T425] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 35.406279][ T425] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 35.406582][ T425] ? __create_object (mm/kmemleak.c:771) 
[ 35.406876][ T425] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 35.407168][ T425] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 35.407471][ T425] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 35.407835][ T425] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 35.408136][ T425] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 35.408448][ T425] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 35.408754][ T425] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 35.409054][ T425] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 35.409351][ T425] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 35.409654][ T425] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 35.409952][ T425] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 35.410244][ T425] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 35.410544][ T425] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 35.410843][ T425] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 35.411140][ T425] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 35.411440][ T425] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 35.411730][ T425] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 35.412032][ T425] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 35.412322][ T425] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 ./include/net/netns/generic.h:48 net/netlink/af_netlink.c:333) 
[ 35.412623][ T425] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 35.412921][ T425] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 35.413209][ T425] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 35.413514][ T425] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 35.413809][ T425] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 35.414106][ T425] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 35.414402][ T425] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 35.414708][ T425] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 35.415001][ T425] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 35.415373][ T425] ___sys_sendmsg (net/socket.c:2670) 
[ 35.415671][ T425] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 35.415959][ T425] ? __call_rcu_common.constprop.0 (./arch/x86/include/asm/irqflags.h:26 ./arch/x86/include/asm/irqflags.h:109 ./arch/x86/include/asm/irqflags.h:127 kernel/rcu/tree.c:3096) 
[ 35.416320][ T425] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 35.416621][ T425] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 35.416916][ T425] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 35.417217][ T425] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 35.417515][ T425] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 35.417805][ T425] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 35.418101][ T425] __sys_sendmsg (net/socket.c:2700) 
[ 35.418390][ T425] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 35.418784][ T425] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 35.419088][ T425] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 35.419382][ T425] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 35.419693][ T425] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   35.420054][  T425] RIP: 0033:0x7f8d37dda1e7
[ 35.420376][ T425] Code: 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b9 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 2e 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 89 54 24 1c 48 89 74 24 10
All code
========
   0:	0e                   	(bad)
   1:	00 f7                	add    %dh,%bh
   3:	d8 64 89 02          	fsubs  0x2(%rcx,%rcx,4)
   7:	48 c7 c0 ff ff ff ff 	mov    $0xffffffffffffffff,%rax
   e:	eb b9                	jmp    0xffffffffffffffc9
  10:	0f 1f 00             	nopl   (%rax)
  13:	f3 0f 1e fa          	endbr64
  17:	64 8b 04 25 18 00 00 	mov    %fs:0x18,%eax
  1e:	00 
  1f:	85 c0                	test   %eax,%eax
  21:	75 10                	jne    0x33
  23:	b8 2e 00 00 00       	mov    $0x2e,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax		<-- trapping instruction
  30:	77 51                	ja     0x83
  32:	c3                   	ret
  33:	48 83 ec 28          	sub    $0x28,%rsp
  37:	89 54 24 1c          	mov    %edx,0x1c(%rsp)
  3b:	48 89 74 24 10       	mov    %rsi,0x10(%rsp)

Code starting with the faulting instruction
===========================================
   0:	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax
   6:	77 51                	ja     0x59
   8:	c3                   	ret
   9:	48 83 ec 28          	sub    $0x28,%rsp
   d:	89 54 24 1c          	mov    %edx,0x1c(%rsp)
  11:	48 89 74 24 10       	mov    %rsi,0x10(%rsp)
[   35.421429][  T425] RSP: 002b:00007ffdf75705e8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   35.421878][  T425] RAX: ffffffffffffffda RBX: 00007ffdf7570d10 RCX: 00007f8d37dda1e7
[   35.422317][  T425] RDX: 0000000000000000 RSI: 00007ffdf7570650 RDI: 0000000000000005
[   35.422764][  T425] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000078
[   35.423203][  T425] R10: 00007f8d37cd7ee8 R11: 0000000000000246 R12: 0000000000000004
[   35.423653][  T425] R13: 00000000686e408e R14: 0000000000499600 R15: 0000000000000000
| [   35.533339][  T426] ------------[ cut here ]------------
| [ 35.535035][ T426] WARNING: CPU: 1 PID: 426 at ./include/net/netdev_lock.h:17 netif_set_mtu_ext (./include/net/netdev_lock.h:17 ./include/net/netdev_lock.h:15 ./include/net/netdev_lock.h:25 net/core/dev.c:9610) 
| [   35.535736][  T426] Modules linked in: 8021q vrf veth
| [   35.536651][  T426] Tainted: [W]=WARN
[   35.536872][  T426] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 35.537233][ T426] RIP: 0010:netif_set_mtu_ext (./include/net/netdev_lock.h:17 ./include/net/netdev_lock.h:15 ./include/net/netdev_lock.h:25 net/core/dev.c:9610) 
[ 35.537544][ T426] Code: 00 00 8b 05 d7 bc 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 1a 63 7b 00 85 c0 0f 85 39 fe ff ff 90 <0f> 0b 90 e9 30 fe ff ff 48 b8 00 00 00 00 00 fc ff df 4c 89 fa 48
All code
========
   0:	00 00                	add    %al,(%rax)
   2:	8b 05 d7 bc 3a 02    	mov    0x23abcd7(%rip),%eax        # 0x23abcdf
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb a0 0c 00 00 	lea    0xca0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 1a 63 7b 00       	call   0x7b633b
  21:	85 c0                	test   %eax,%eax
  23:	0f 85 39 fe ff ff    	jne    0xfffffffffffffe62
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	e9 30 fe ff ff       	jmp    0xfffffffffffffe62
  32:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
  39:	fc ff df 
  3c:	4c 89 fa             	mov    %r15,%rdx
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	e9 30 fe ff ff       	jmp    0xfffffffffffffe38
   8:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
   f:	fc ff df 
  12:	4c 89 fa             	mov    %r15,%rdx
  15:	48                   	rex.W
[   35.538612][  T426] RSP: 0018:ffffc900009f7140 EFLAGS: 00010246
[   35.538981][  T426] RAX: 0000000000000000 RBX: ffff888007784000 RCX: 0000000000000001
[   35.539428][  T426] RDX: 0000000000000000 RSI: ffffffff8a29b941 RDI: ffffffff89a555e0
[   35.539864][  T426] RBP: ffffc900009f7230 R08: ffff88800c09b800 R09: 0000000000000000
[   35.540303][  T426] R10: ffffc900009f75c8 R11: ffffffff8b050668 R12: 1ffff9200013ee2c
[   35.540765][  T426] R13: 00000000000005dc R14: ffffc900009f7880 R15: ffff888008ee98e0
[   35.541201][  T426] FS:  00007f068e5b9800(0000) GS:ffff8880a3137000(0000) knlGS:0000000000000000
[   35.541720][  T426] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   35.542087][  T426] CR2: 00000000004e7378 CR3: 000000000a78f005 CR4: 0000000000772ef0
[   35.542536][  T426] PKRU: 55555554
[   35.542757][  T426] Call Trace:
[   35.542976][  T426]  <TASK>
[ 35.543124][ T426] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 35.543433][ T426] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 35.543722][ T426] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 35.544017][ T426] ? __pfx_validate_linkmsg (net/core/rtnetlink.c:2660) 
[ 35.544308][ T426] ? is_bpf_text_address (kernel/bpf/core.c:777) 
[ 35.544629][ T426] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[ 35.544929][ T426] do_setlink.constprop.0 (net/core/rtnetlink.c:3106) 
[ 35.545226][ T426] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 35.545603][ T426] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 35.545893][ T426] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 35.546183][ T426] ? __kernel_text_address (kernel/extable.c:79) 
[ 35.546493][ T426] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 35.546785][ T426] ? __mutex_trylock_common (./arch/x86/include/asm/atomic64_64.h:101 ./include/linux/atomic/atomic-arch-fallback.h:4296 ./include/linux/atomic/atomic-long.h:1482 ./include/linux/atomic/atomic-instrumented.h:4458 kernel/locking/mutex.c:113) 
[ 35.547080][ T426] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 35.547447][ T426] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 35.547737][ T426] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 35.548028][ T426] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 35.548319][ T426] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 35.548643][ T426] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 35.548935][ T426] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 35.549224][ T426] ? __create_object (mm/kmemleak.c:771) 
[ 35.549529][ T426] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 35.549823][ T426] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 35.550114][ T426] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 35.550482][ T426] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 35.550784][ T426] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 35.551086][ T426] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 35.551375][ T426] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 35.551677][ T426] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 35.551970][ T426] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 35.552256][ T426] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 35.552557][ T426] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 35.552845][ T426] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 35.553158][ T426] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 35.553467][ T426] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 35.553760][ T426] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 35.554051][ T426] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 35.554342][ T426] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 35.554650][ T426] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 35.554938][ T426] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 ./include/net/netns/generic.h:48 net/netlink/af_netlink.c:333) 
[ 35.555230][ T426] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 35.555538][ T426] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 35.555828][ T426] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 35.556123][ T426] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 35.556450][ T426] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 35.556742][ T426] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 35.557038][ T426] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 35.557334][ T426] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 35.557633][ T426] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 35.558004][ T426] ___sys_sendmsg (net/socket.c:2670) 
[ 35.558293][ T426] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 35.558605][ T426] ? __call_rcu_common.constprop.0 (./arch/x86/include/asm/irqflags.h:26 ./arch/x86/include/asm/irqflags.h:109 ./arch/x86/include/asm/irqflags.h:127 kernel/rcu/tree.c:3096) 
[ 35.558967][ T426] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 35.559259][ T426] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 35.559558][ T426] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 35.559860][ T426] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 35.560151][ T426] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 35.560453][ T426] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 35.560750][ T426] __sys_sendmsg (net/socket.c:2700) 
[ 35.561041][ T426] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 35.561398][ T426] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 35.561709][ T426] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 35.562007][ T426] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 35.562299][ T426] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   35.562669][  T426] RIP: 0033:0x7f068e7861e7
[ 35.562970][ T426] Code: 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b9 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 2e 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 89 54 24 1c 48 89 74 24 10
All code
========
   0:	0e                   	(bad)
   1:	00 f7                	add    %dh,%bh
   3:	d8 64 89 02          	fsubs  0x2(%rcx,%rcx,4)
   7:	48 c7 c0 ff ff ff ff 	mov    $0xffffffffffffffff,%rax
   e:	eb b9                	jmp    0xffffffffffffffc9
  10:	0f 1f 00             	nopl   (%rax)
  13:	f3 0f 1e fa          	endbr64
  17:	64 8b 04 25 18 00 00 	mov    %fs:0x18,%eax
  1e:	00 
  1f:	85 c0                	test   %eax,%eax
  21:	75 10                	jne    0x33
  23:	b8 2e 00 00 00       	mov    $0x2e,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax		<-- trapping instruction
  30:	77 51                	ja     0x83
  32:	c3                   	ret
  33:	48 83 ec 28          	sub    $0x28,%rsp
  37:	89 54 24 1c          	mov    %edx,0x1c(%rsp)
  3b:	48 89 74 24 10       	mov    %rsi,0x10(%rsp)

Code starting with the faulting instruction
===========================================
   0:	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax
   6:	77 51                	ja     0x59
   8:	c3                   	ret
   9:	48 83 ec 28          	sub    $0x28,%rsp
   d:	89 54 24 1c          	mov    %edx,0x1c(%rsp)
  11:	48 89 74 24 10       	mov    %rsi,0x10(%rsp)
[   35.564009][  T426] RSP: 002b:00007fffe75a8488 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   35.564463][  T426] RAX: ffffffffffffffda RBX: 00007fffe75a8bb0 RCX: 00007f068e7861e7
[   35.564898][  T426] RDX: 0000000000000000 RSI: 00007fffe75a84f0 RDI: 0000000000000005
[   35.565331][  T426] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000078
[   35.565773][  T426] R10: 00007f068e683ee8 R11: 0000000000000246 R12: 0000000000000004
[   35.566212][  T426] R13: 00000000686e408e R14: 0000000000499600 R15: 0000000000000000
| [   35.703114][  T427] ------------[ cut here ]------------
| [ 35.704157][ T427] WARNING: CPU: 0 PID: 427 at ./include/net/netdev_lock.h:17 netif_set_mtu_ext (./include/net/netdev_lock.h:17 ./include/net/netdev_lock.h:15 ./include/net/netdev_lock.h:25 net/core/dev.c:9610) 
| [   35.704759][  T427] Modules linked in: 8021q vrf veth
| [   35.705673][  T427] Tainted: [W]=WARN
[   35.705896][  T427] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 35.706261][ T427] RIP: 0010:netif_set_mtu_ext (./include/net/netdev_lock.h:17 ./include/net/netdev_lock.h:15 ./include/net/netdev_lock.h:25 net/core/dev.c:9610) 
[ 35.706580][ T427] Code: 00 00 8b 05 d7 bc 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 1a 63 7b 00 85 c0 0f 85 39 fe ff ff 90 <0f> 0b 90 e9 30 fe ff ff 48 b8 00 00 00 00 00 fc ff df 4c 89 fa 48
All code
========
   0:	00 00                	add    %al,(%rax)
   2:	8b 05 d7 bc 3a 02    	mov    0x23abcd7(%rip),%eax        # 0x23abcdf
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb a0 0c 00 00 	lea    0xca0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 1a 63 7b 00       	call   0x7b633b
  21:	85 c0                	test   %eax,%eax
  23:	0f 85 39 fe ff ff    	jne    0xfffffffffffffe62
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	e9 30 fe ff ff       	jmp    0xfffffffffffffe62
  32:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
  39:	fc ff df 
  3c:	4c 89 fa             	mov    %r15,%rdx
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	e9 30 fe ff ff       	jmp    0xfffffffffffffe38
   8:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
   f:	fc ff df 
  12:	4c 89 fa             	mov    %r15,%rdx
  15:	48                   	rex.W
[   35.707629][  T427] RSP: 0018:ffffc900009f7140 EFLAGS: 00010246
[   35.707998][  T427] RAX: 0000000000000000 RBX: ffff888007e69000 RCX: 0000000000000001
[   35.708451][  T427] RDX: 0000000000000000 RSI: ffffffff8a29b941 RDI: ffffffff89a555e0
[   35.708909][  T427] RBP: ffffc900009f7230 R08: ffff88800b88e800 R09: 0000000000000000
[   35.709344][  T427] R10: ffffc900009f75c8 R11: ffffffff8b050668 R12: 1ffff9200013ee2c
[   35.709791][  T427] R13: 00000000000005dc R14: ffffc900009f7880 R15: ffff888008eebbe0
[   35.710230][  T427] FS:  00007ff9379e8800(0000) GS:ffff8880a30b7000(0000) knlGS:0000000000000000
[   35.710745][  T427] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   35.711121][  T427] CR2: 00000000004e5aa8 CR3: 000000000b937005 CR4: 0000000000772ef0
[   35.711566][  T427] PKRU: 55555554
[   35.711784][  T427] Call Trace:
[   35.712001][  T427]  <TASK>
[ 35.712149][ T427] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 35.712463][ T427] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 35.712751][ T427] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 35.713045][ T427] ? __pfx_validate_linkmsg (net/core/rtnetlink.c:2660) 
[ 35.713336][ T427] ? is_bpf_text_address (kernel/bpf/core.c:777) 
[ 35.713640][ T427] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[ 35.713933][ T427] do_setlink.constprop.0 (net/core/rtnetlink.c:3106) 
[ 35.714241][ T427] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 35.714620][ T427] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 35.714910][ T427] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 35.715199][ T427] ? __kernel_text_address (kernel/extable.c:79) 
[ 35.715503][ T427] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 35.715795][ T427] ? __mutex_trylock_common (./arch/x86/include/asm/atomic64_64.h:101 ./include/linux/atomic/atomic-arch-fallback.h:4296 ./include/linux/atomic/atomic-long.h:1482 ./include/linux/atomic/atomic-instrumented.h:4458 kernel/locking/mutex.c:113) 
[ 35.716082][ T427] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 35.716455][ T427] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 35.716749][ T427] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 35.717040][ T427] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 35.717329][ T427] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 35.717674][ T427] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 35.717967][ T427] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 35.718252][ T427] ? __create_object (mm/kmemleak.c:771) 
[ 35.718564][ T427] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 35.718870][ T427] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 35.719161][ T427] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 35.719534][ T427] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 35.719833][ T427] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 35.720130][ T427] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 35.720436][ T427] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 35.720735][ T427] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 35.721026][ T427] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 35.721319][ T427] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 35.721623][ T427] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 35.721910][ T427] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 35.722198][ T427] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 35.722503][ T427] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 35.722800][ T427] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 35.723089][ T427] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 35.723384][ T427] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 35.723698][ T427] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 35.723987][ T427] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 ./include/net/netns/generic.h:48 net/netlink/af_netlink.c:333) 
[ 35.724278][ T427] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 35.724582][ T427] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 35.724872][ T427] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 35.725168][ T427] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 35.725479][ T427] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 35.725772][ T427] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 35.726069][ T427] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 35.726363][ T427] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 35.726663][ T427] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 35.727041][ T427] ___sys_sendmsg (net/socket.c:2670) 
[ 35.727340][ T427] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 35.727649][ T427] ? __call_rcu_common.constprop.0 (./arch/x86/include/asm/irqflags.h:26 ./arch/x86/include/asm/irqflags.h:109 ./arch/x86/include/asm/irqflags.h:127 kernel/rcu/tree.c:3096) 
[ 35.728039][ T427] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 35.728338][ T427] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 35.728660][ T427] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 35.728959][ T427] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 35.729251][ T427] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 35.729549][ T427] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 35.729856][ T427] __sys_sendmsg (net/socket.c:2700) 
[ 35.730142][ T427] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 35.730511][ T427] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 35.730814][ T427] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 35.731107][ T427] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 35.731397][ T427] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   35.731772][  T427] RIP: 0033:0x7ff937bb51e7
[ 35.732074][ T427] Code: 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b9 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 2e 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 89 54 24 1c 48 89 74 24 10
All code
========
   0:	0e                   	(bad)
   1:	00 f7                	add    %dh,%bh
   3:	d8 64 89 02          	fsubs  0x2(%rcx,%rcx,4)
   7:	48 c7 c0 ff ff ff ff 	mov    $0xffffffffffffffff,%rax
   e:	eb b9                	jmp    0xffffffffffffffc9
  10:	0f 1f 00             	nopl   (%rax)
  13:	f3 0f 1e fa          	endbr64
  17:	64 8b 04 25 18 00 00 	mov    %fs:0x18,%eax
  1e:	00 
  1f:	85 c0                	test   %eax,%eax
  21:	75 10                	jne    0x33
  23:	b8 2e 00 00 00       	mov    $0x2e,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax		<-- trapping instruction
  30:	77 51                	ja     0x83
  32:	c3                   	ret
  33:	48 83 ec 28          	sub    $0x28,%rsp
  37:	89 54 24 1c          	mov    %edx,0x1c(%rsp)
  3b:	48 89 74 24 10       	mov    %rsi,0x10(%rsp)

Code starting with the faulting instruction
===========================================
   0:	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax
   6:	77 51                	ja     0x59
   8:	c3                   	ret
   9:	48 83 ec 28          	sub    $0x28,%rsp
   d:	89 54 24 1c          	mov    %edx,0x1c(%rsp)
  11:	48 89 74 24 10       	mov    %rsi,0x10(%rsp)
[   35.733119][  T427] RSP: 002b:00007ffd710b6998 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   35.733566][  T427] RAX: ffffffffffffffda RBX: 00007ffd710b70c0 RCX: 00007ff937bb51e7
[   35.734009][  T427] RDX: 0000000000000000 RSI: 00007ffd710b6a00 RDI: 0000000000000005
[   35.734451][  T427] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000078
[   35.734886][  T427] R10: 00007ff937ab2ee8 R11: 0000000000000246 R12: 0000000000000004
[   35.735320][  T427] R13: 00000000686e408e R14: 0000000000499600 R15: 0000000000000000
| [   36.279310][  T443] ------------[ cut here ]------------
| [ 36.279654][ T443] WARNING: CPU: 1 PID: 443 at ./include/net/netdev_lock.h:17 netif_set_mtu_ext (./include/net/netdev_lock.h:17 ./include/net/netdev_lock.h:15 ./include/net/netdev_lock.h:25 net/core/dev.c:9610) 
| [   36.280231][  T443] Modules linked in: 8021q vrf veth
| [   36.281143][  T443] Tainted: [W]=WARN
[   36.281395][  T443] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 36.281784][ T443] RIP: 0010:netif_set_mtu_ext (./include/net/netdev_lock.h:17 ./include/net/netdev_lock.h:15 ./include/net/netdev_lock.h:25 net/core/dev.c:9610) 
[ 36.282090][ T443] Code: 00 00 8b 05 d7 bc 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 1a 63 7b 00 85 c0 0f 85 39 fe ff ff 90 <0f> 0b 90 e9 30 fe ff ff 48 b8 00 00 00 00 00 fc ff df 4c 89 fa 48
All code
========
   0:	00 00                	add    %al,(%rax)
   2:	8b 05 d7 bc 3a 02    	mov    0x23abcd7(%rip),%eax        # 0x23abcdf
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb a0 0c 00 00 	lea    0xca0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 1a 63 7b 00       	call   0x7b633b
  21:	85 c0                	test   %eax,%eax
  23:	0f 85 39 fe ff ff    	jne    0xfffffffffffffe62
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	e9 30 fe ff ff       	jmp    0xfffffffffffffe62
  32:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
  39:	fc ff df 
  3c:	4c 89 fa             	mov    %r15,%rdx
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	e9 30 fe ff ff       	jmp    0xfffffffffffffe38
   8:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
   f:	fc ff df 
  12:	4c 89 fa             	mov    %r15,%rdx
  15:	48                   	rex.W
[   36.283150][  T443] RSP: 0018:ffffc90000b37140 EFLAGS: 00010246
[   36.283548][  T443] RAX: 0000000000000000 RBX: ffff8880020f4000 RCX: 0000000000000001
[   36.283992][  T443] RDX: 0000000000000000 RSI: ffffffff8a29b941 RDI: ffffffff89a555e0
[   36.284435][  T443] RBP: ffffc90000b37230 R08: ffff88800b81a000 R09: 0000000000000000
[   36.284869][  T443] R10: ffffc90000b375c8 R11: ffffffff8b050668 R12: 1ffff92000166e2c
[   36.285309][  T443] R13: 0000000000000044 R14: ffffc90000b37880 R15: ffff8880058d43e0
[   36.285784][  T443] FS:  00007f762004d800(0000) GS:ffff8880a3137000(0000) knlGS:0000000000000000
[   36.286292][  T443] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   36.286795][  T443] CR2: 00000000004e5aa0 CR3: 000000000ae4a002 CR4: 0000000000772ef0
[   36.287237][  T443] PKRU: 55555554
[   36.287593][  T443] Call Trace:
[   36.287816][  T443]  <TASK>
[ 36.287963][ T443] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 36.288264][ T443] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 36.288747][ T443] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 36.289046][ T443] ? __pfx_validate_linkmsg (net/core/rtnetlink.c:2660) 
[ 36.289336][ T443] ? is_bpf_text_address (kernel/bpf/core.c:777) 
[ 36.289804][ T443] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[ 36.290104][ T443] do_setlink.constprop.0 (net/core/rtnetlink.c:3106) 
[ 36.290402][ T443] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 36.290899][ T443] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 36.291189][ T443] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 36.291512][ T443] ? __kernel_text_address (kernel/extable.c:79) 
[ 36.291805][ T443] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 36.292100][ T443] ? __mutex_trylock_common (./arch/x86/include/asm/atomic64_64.h:101 ./include/linux/atomic/atomic-arch-fallback.h:4296 ./include/linux/atomic/atomic-long.h:1482 ./include/linux/atomic/atomic-instrumented.h:4458 kernel/locking/mutex.c:113) 
[ 36.292428][ T443] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 36.292793][ T443] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 36.293086][ T443] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 36.293374][ T443] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 36.293678][ T443] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 36.293986][ T443] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 36.294279][ T443] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 36.294597][ T443] ? __create_object (mm/kmemleak.c:771) 
[ 36.294899][ T443] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 36.295189][ T443] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 36.295488][ T443] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 36.295857][ T443] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 36.296153][ T443] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 36.296455][ T443] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 36.296743][ T443] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 36.297040][ T443] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 36.297332][ T443] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 36.297628][ T443] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 36.297993][ T443] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 36.298335][ T443] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 36.298658][ T443] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 36.298999][ T443] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 36.299302][ T443] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 36.299621][ T443] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 36.299929][ T443] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 36.300234][ T443] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 36.300536][ T443] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 ./include/net/netns/generic.h:48 net/netlink/af_netlink.c:333) 
[ 36.300832][ T443] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 36.301149][ T443] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 36.301450][ T443] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 36.301807][ T443] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 36.302189][ T443] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 36.302546][ T443] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 36.302917][ T443] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 36.303225][ T443] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 36.303525][ T443] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 36.303908][ T443] ___sys_sendmsg (net/socket.c:2670) 
[ 36.304200][ T443] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 36.304521][ T443] ? __call_rcu_common.constprop.0 (./arch/x86/include/asm/irqflags.h:26 ./arch/x86/include/asm/irqflags.h:109 ./arch/x86/include/asm/irqflags.h:127 kernel/rcu/tree.c:3096) 
[ 36.304892][ T443] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 36.305198][ T443] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 36.305504][ T443] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 36.305805][ T443] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 36.306107][ T443] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 36.306396][ T443] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 36.306705][ T443] __sys_sendmsg (net/socket.c:2700) 
[ 36.307008][ T443] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 36.307370][ T443] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 36.307683][ T443] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 36.307987][ T443] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 36.308346][ T443] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   36.308747][  T443] RIP: 0033:0x7f762021a1e7
[ 36.309070][ T443] Code: 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b9 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 2e 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 89 54 24 1c 48 89 74 24 10
All code
========
   0:	0e                   	(bad)
   1:	00 f7                	add    %dh,%bh
   3:	d8 64 89 02          	fsubs  0x2(%rcx,%rcx,4)
   7:	48 c7 c0 ff ff ff ff 	mov    $0xffffffffffffffff,%rax
   e:	eb b9                	jmp    0xffffffffffffffc9
  10:	0f 1f 00             	nopl   (%rax)
  13:	f3 0f 1e fa          	endbr64
  17:	64 8b 04 25 18 00 00 	mov    %fs:0x18,%eax
  1e:	00 
  1f:	85 c0                	test   %eax,%eax
  21:	75 10                	jne    0x33
  23:	b8 2e 00 00 00       	mov    $0x2e,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax		<-- trapping instruction
  30:	77 51                	ja     0x83
  32:	c3                   	ret
  33:	48 83 ec 28          	sub    $0x28,%rsp
  37:	89 54 24 1c          	mov    %edx,0x1c(%rsp)
  3b:	48 89 74 24 10       	mov    %rsi,0x10(%rsp)

Code starting with the faulting instruction
===========================================
   0:	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax
   6:	77 51                	ja     0x59
   8:	c3                   	ret
   9:	48 83 ec 28          	sub    $0x28,%rsp
   d:	89 54 24 1c          	mov    %edx,0x1c(%rsp)
  11:	48 89 74 24 10       	mov    %rsi,0x10(%rsp)
[   36.310171][  T443] RSP: 002b:00007ffec2be8a28 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   36.310629][  T443] RAX: ffffffffffffffda RBX: 00007ffec2be9150 RCX: 00007f762021a1e7
[   36.311093][  T443] RDX: 0000000000000000 RSI: 00007ffec2be8a90 RDI: 0000000000000005
[   36.311538][  T443] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000078
[   36.311992][  T443] R10: 00007f7620117ee8 R11: 0000000000000246 R12: 0000000000000004
[   36.312440][  T443] R13: 00000000686e408f R14: 0000000000499600 R15: 0000000000000000
| [   36.319335][  T443] ------------[ cut here ]------------
| [ 36.319702][ T443] WARNING: CPU: 1 PID: 443 at ./include/net/netdev_lock.h:17 netif_set_mtu_ext (./include/net/netdev_lock.h:17 ./include/net/netdev_lock.h:15 ./include/net/netdev_lock.h:25 net/core/dev.c:9610) 
| [   36.320324][  T443] Modules linked in: 8021q vrf veth
| [   36.321322][  T443] Tainted: [W]=WARN
[   36.321627][  T443] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 36.322281][ T443] RIP: 0010:netif_set_mtu_ext (./include/net/netdev_lock.h:17 ./include/net/netdev_lock.h:15 ./include/net/netdev_lock.h:25 net/core/dev.c:9610) 
[ 36.322838][ T443] Code: 00 00 8b 05 d7 bc 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 1a 63 7b 00 85 c0 0f 85 39 fe ff ff 90 <0f> 0b 90 e9 30 fe ff ff 48 b8 00 00 00 00 00 fc ff df 4c 89 fa 48
All code
========
   0:	00 00                	add    %al,(%rax)
   2:	8b 05 d7 bc 3a 02    	mov    0x23abcd7(%rip),%eax        # 0x23abcdf
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb a0 0c 00 00 	lea    0xca0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 1a 63 7b 00       	call   0x7b633b
  21:	85 c0                	test   %eax,%eax
  23:	0f 85 39 fe ff ff    	jne    0xfffffffffffffe62
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	e9 30 fe ff ff       	jmp    0xfffffffffffffe62
  32:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
  39:	fc ff df 
  3c:	4c 89 fa             	mov    %r15,%rdx
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	e9 30 fe ff ff       	jmp    0xfffffffffffffe38
   8:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
   f:	fc ff df 
  12:	4c 89 fa             	mov    %r15,%rdx
  15:	48                   	rex.W
[   36.324541][  T443] RSP: 0018:ffffc90000b36db0 EFLAGS: 00010246
[   36.325216][  T443] RAX: 0000000000000000 RBX: ffff88800a564000 RCX: 0000000000000001
[   36.326027][  T443] RDX: 0000000000000000 RSI: ffffffff8a29b941 RDI: ffffffff89a555e0
[   36.326649][  T443] RBP: ffffc90000b36e98 R08: 0000000000000000 R09: 0000000000000000
[   36.327220][  T443] R10: ffffc90000b36ec8 R11: ffff8880020f4000 R12: 1ffff92000166dba
[   36.327823][  T443] R13: 0000000000000044 R14: ffffc90000b36ec8 R15: 00000000000005dc
[   36.328385][  T443] FS:  00007f762004d800(0000) GS:ffff8880a3137000(0000) knlGS:0000000000000000
[   36.329062][  T443] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   36.329472][  T443] CR2: 00000000004e5aa0 CR3: 000000000ae4a002 CR4: 0000000000772ef0
[   36.329962][  T443] PKRU: 55555554
[   36.330200][  T443] Call Trace:
[   36.330443][  T443]  <TASK>
[ 36.330605][ T443] ? do_raw_spin_lock (./arch/x86/include/asm/atomic.h:107 ./include/linux/atomic/atomic-arch-fallback.h:2170 ./include/linux/atomic/atomic-instrumented.h:1302 ./include/asm-generic/qspinlock.h:111 kernel/locking/spinlock_debug.c:116) 
[ 36.330937][ T443] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 36.331265][ T443] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 36.331604][ T443] ? lock_acquire (./include/trace/events/lock.h:24 kernel/locking/lockdep.c:5834) 
[ 36.331925][ T443] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 36.332253][ T443] netif_set_mtu (net/core/dev.c:9652) 
[ 36.332581][ T443] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 36.332906][ T443] ? __try_to_del_timer_sync (kernel/time/timer.c:1452) 
[ 36.333244][ T443] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 36.333495][ T443] vlan_device_event (net/8021q/vlan.c:424) 8021q 
[ 36.333821][ T443] ? packet_notifier (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/packet/af_packet.c:4283) 
[ 36.334219][ T443] ? packet_notifier (net/packet/af_packet.c:4286) 
[ 36.334552][ T443] ? __pfx_vlan_device_event (net/8021q/vlan.c:362) 8021q 
[ 36.334973][ T443] ? __pfx_packet_notifier (net/packet/af_packet.c:4236) 
[ 36.335300][ T443] notifier_call_chain (kernel/notifier.c:85 (discriminator 2)) 
[ 36.335728][ T443] netif_set_mtu_ext (./include/linux/notifier.h:207 net/core/dev.c:9633) 
[ 36.336086][ T443] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 36.336433][ T443] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 36.336748][ T443] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 36.337200][ T443] ? __pfx_validate_linkmsg (net/core/rtnetlink.c:2660) 
[ 36.337549][ T443] ? is_bpf_text_address (kernel/bpf/core.c:777) 
[ 36.337871][ T443] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[ 36.338299][ T443] do_setlink.constprop.0 (net/core/rtnetlink.c:3106) 
[ 36.338713][ T443] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 36.339171][ T443] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 36.339559][ T443] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 36.339953][ T443] ? __kernel_text_address (kernel/extable.c:79) 
[ 36.340315][ T443] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 36.340718][ T443] ? __mutex_trylock_common (./arch/x86/include/asm/atomic64_64.h:101 ./include/linux/atomic/atomic-arch-fallback.h:4296 ./include/linux/atomic/atomic-long.h:1482 ./include/linux/atomic/atomic-instrumented.h:4458 kernel/locking/mutex.c:113) 
[ 36.341101][ T443] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 36.341508][ T443] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 36.341949][ T443] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 36.342337][ T443] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 36.342715][ T443] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 36.343202][ T443] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 36.343740][ T443] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 36.344272][ T443] ? __create_object (mm/kmemleak.c:771) 
[ 36.344836][ T443] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 36.345391][ T443] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 36.345965][ T443] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 36.346664][ T443] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 36.347234][ T443] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 36.347809][ T443] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 36.348358][ T443] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 36.348975][ T443] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 36.349543][ T443] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 36.350088][ T443] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 36.350653][ T443] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 36.351195][ T443] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 36.351760][ T443] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 36.352336][ T443] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 36.352788][ T443] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 36.353252][ T443] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 36.354220][ T443] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 36.354802][ T443] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 36.355351][ T443] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 ./include/net/netns/generic.h:48 net/netlink/af_netlink.c:333) 
[ 36.355896][ T443] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 36.356842][ T443] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 36.357370][ T443] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 36.357907][ T443] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 36.358469][ T443] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 36.359508][ T443] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 36.360063][ T443] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 36.360616][ T443] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 36.361149][ T443] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 36.362254][ T443] ___sys_sendmsg (net/socket.c:2670) 
[ 36.362798][ T443] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 36.363323][ T443] ? __call_rcu_common.constprop.0 (./arch/x86/include/asm/irqflags.h:26 ./arch/x86/include/asm/irqflags.h:109 ./arch/x86/include/asm/irqflags.h:127 kernel/rcu/tree.c:3096) 
[ 36.364437][ T443] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 36.364975][ T443] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 36.365520][ T443] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 36.366069][ T443] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 36.367006][ T443] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 36.367571][ T443] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 36.368121][ T443] __sys_sendmsg (net/socket.c:2700) 
[ 36.368697][ T443] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 36.369795][ T443] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 36.370346][ T443] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 36.370803][ T443] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 36.371327][ T443] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   36.372385][  T443] RIP: 0033:0x7f762021a1e7
[ 36.372959][ T443] Code: 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b9 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 2e 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 89 54 24 1c 48 89 74 24 10
All code
========
   0:	0e                   	(bad)
   1:	00 f7                	add    %dh,%bh
   3:	d8 64 89 02          	fsubs  0x2(%rcx,%rcx,4)
   7:	48 c7 c0 ff ff ff ff 	mov    $0xffffffffffffffff,%rax
   e:	eb b9                	jmp    0xffffffffffffffc9
  10:	0f 1f 00             	nopl   (%rax)
  13:	f3 0f 1e fa          	endbr64
  17:	64 8b 04 25 18 00 00 	mov    %fs:0x18,%eax
  1e:	00 
  1f:	85 c0                	test   %eax,%eax
  21:	75 10                	jne    0x33
  23:	b8 2e 00 00 00       	mov    $0x2e,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax		<-- trapping instruction
  30:	77 51                	ja     0x83
  32:	c3                   	ret
  33:	48 83 ec 28          	sub    $0x28,%rsp
  37:	89 54 24 1c          	mov    %edx,0x1c(%rsp)
  3b:	48 89 74 24 10       	mov    %rsi,0x10(%rsp)

Code starting with the faulting instruction
===========================================
   0:	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax
   6:	77 51                	ja     0x59
   8:	c3                   	ret
   9:	48 83 ec 28          	sub    $0x28,%rsp
   d:	89 54 24 1c          	mov    %edx,0x1c(%rsp)
  11:	48 89 74 24 10       	mov    %rsi,0x10(%rsp)
[   36.375317][  T443] RSP: 002b:00007ffec2be8a28 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   36.376146][  T443] RAX: ffffffffffffffda RBX: 00007ffec2be9150 RCX: 00007f762021a1e7
[   36.377399][  T443] RDX: 0000000000000000 RSI: 00007ffec2be8a90 RDI: 0000000000000005
[   36.378251][  T443] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000078
[   36.379075][  T443] R10: 00007f7620117ee8 R11: 0000000000000246 R12: 0000000000000004
[   36.379904][  T443] R13: 00000000686e408f R14: 0000000000499600 R15: 0000000000000000
| [   36.519031][  T444] ------------[ cut here ]------------
| [ 36.519376][ T444] WARNING: CPU: 3 PID: 444 at ./include/net/netdev_lock.h:17 netif_set_mtu_ext (./include/net/netdev_lock.h:17 ./include/net/netdev_lock.h:15 ./include/net/netdev_lock.h:25 net/core/dev.c:9610) 
| [   36.520469][  T444] Modules linked in: 8021q vrf veth
| [   36.521569][  T444] Tainted: [W]=WARN
[   36.521791][  T444] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 36.522150][ T444] RIP: 0010:netif_set_mtu_ext (./include/net/netdev_lock.h:17 ./include/net/netdev_lock.h:15 ./include/net/netdev_lock.h:25 net/core/dev.c:9610) 
[ 36.522466][ T444] Code: 00 00 8b 05 d7 bc 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 1a 63 7b 00 85 c0 0f 85 39 fe ff ff 90 <0f> 0b 90 e9 30 fe ff ff 48 b8 00 00 00 00 00 fc ff df 4c 89 fa 48
All code
========
   0:	00 00                	add    %al,(%rax)
   2:	8b 05 d7 bc 3a 02    	mov    0x23abcd7(%rip),%eax        # 0x23abcdf
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb a0 0c 00 00 	lea    0xca0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 1a 63 7b 00       	call   0x7b633b
  21:	85 c0                	test   %eax,%eax
  23:	0f 85 39 fe ff ff    	jne    0xfffffffffffffe62
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	e9 30 fe ff ff       	jmp    0xfffffffffffffe62
  32:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
  39:	fc ff df 
  3c:	4c 89 fa             	mov    %r15,%rdx
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	e9 30 fe ff ff       	jmp    0xfffffffffffffe38
   8:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
   f:	fc ff df 
  12:	4c 89 fa             	mov    %r15,%rdx
  15:	48                   	rex.W
[   36.523511][  T444] RSP: 0018:ffffc90000987140 EFLAGS: 00010246
[   36.523882][  T444] RAX: 0000000000000000 RBX: ffff8880020f4000 RCX: 0000000000000001
[   36.524317][  T444] RDX: 0000000000000000 RSI: ffffffff8a29b941 RDI: ffffffff89a555e0
[   36.524767][  T444] RBP: ffffc90000987230 R08: ffff888009392000 R09: 0000000000000000
[   36.525224][  T444] R10: ffffc900009875c8 R11: ffffffff8b050668 R12: 1ffff92000130e2c
[   36.525670][  T444] R13: 00000000000005dc R14: ffffc90000987880 R15: ffff88800911cae0
[   36.526106][  T444] FS:  00007f4cf91a2800(0000) GS:ffff8880a3237000(0000) knlGS:0000000000000000
[   36.526626][  T444] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   36.526998][  T444] CR2: 00000000004e5aa0 CR3: 000000000a7ee005 CR4: 0000000000772ef0
[   36.527440][  T444] PKRU: 55555554
[   36.527659][  T444] Call Trace:
[   36.527877][  T444]  <TASK>
[ 36.528025][ T444] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 36.528323][ T444] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 36.528638][ T444] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 36.528939][ T444] ? __pfx_validate_linkmsg (net/core/rtnetlink.c:2660) 
[ 36.529230][ T444] ? is_bpf_text_address (kernel/bpf/core.c:777) 
[ 36.529534][ T444] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[ 36.529831][ T444] do_setlink.constprop.0 (net/core/rtnetlink.c:3106) 
[ 36.530128][ T444] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 36.530504][ T444] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 36.530804][ T444] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 36.531098][ T444] ? __kernel_text_address (kernel/extable.c:79) 
[ 36.531391][ T444] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 36.531696][ T444] ? __mutex_trylock_common (./arch/x86/include/asm/atomic64_64.h:101 ./include/linux/atomic/atomic-arch-fallback.h:4296 ./include/linux/atomic/atomic-long.h:1482 ./include/linux/atomic/atomic-instrumented.h:4458 kernel/locking/mutex.c:113) 
[ 36.531987][ T444] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 36.532346][ T444] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 36.532648][ T444] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 36.532941][ T444] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 36.533239][ T444] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 36.533544][ T444] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 36.533836][ T444] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 36.534123][ T444] ? __create_object (mm/kmemleak.c:771) 
[ 36.534426][ T444] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 36.534720][ T444] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 36.535010][ T444] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 36.535375][ T444] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 36.535682][ T444] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 36.535976][ T444] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 36.536263][ T444] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 36.536569][ T444] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 36.536862][ T444] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 36.537150][ T444] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 36.537450][ T444] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 36.537746][ T444] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 36.538039][ T444] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 36.538334][ T444] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 36.538653][ T444] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 36.538943][ T444] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 36.539233][ T444] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 36.539541][ T444] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 36.539837][ T444] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 ./include/net/netns/generic.h:48 net/netlink/af_netlink.c:333) 
[ 36.540129][ T444] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 36.540436][ T444] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 36.540726][ T444] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 36.541022][ T444] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 36.541318][ T444] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 36.541618][ T444] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 36.541918][ T444] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 36.542215][ T444] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 36.542526][ T444] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 36.542897][ T444] ___sys_sendmsg (net/socket.c:2670) 
[ 36.543186][ T444] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 36.543485][ T444] ? __call_rcu_common.constprop.0 (./arch/x86/include/asm/irqflags.h:26 ./arch/x86/include/asm/irqflags.h:109 ./arch/x86/include/asm/irqflags.h:127 kernel/rcu/tree.c:3096) 
[ 36.543847][ T444] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 36.544144][ T444] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 36.544452][ T444] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 36.544747][ T444] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 36.545038][ T444] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 36.545326][ T444] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 36.545628][ T444] __sys_sendmsg (net/socket.c:2700) 
[ 36.545915][ T444] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 36.546272][ T444] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 36.546602][ T444] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 36.546909][ T444] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 36.547198][ T444] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   36.547562][  T444] RIP: 0033:0x7f4cf936f1e7
[ 36.547866][ T444] Code: 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b9 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 2e 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 89 54 24 1c 48 89 74 24 10
All code
========
   0:	0e                   	(bad)
   1:	00 f7                	add    %dh,%bh
   3:	d8 64 89 02          	fsubs  0x2(%rcx,%rcx,4)
   7:	48 c7 c0 ff ff ff ff 	mov    $0xffffffffffffffff,%rax
   e:	eb b9                	jmp    0xffffffffffffffc9
  10:	0f 1f 00             	nopl   (%rax)
  13:	f3 0f 1e fa          	endbr64
  17:	64 8b 04 25 18 00 00 	mov    %fs:0x18,%eax
  1e:	00 
  1f:	85 c0                	test   %eax,%eax
  21:	75 10                	jne    0x33
  23:	b8 2e 00 00 00       	mov    $0x2e,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax		<-- trapping instruction
  30:	77 51                	ja     0x83
  32:	c3                   	ret
  33:	48 83 ec 28          	sub    $0x28,%rsp
  37:	89 54 24 1c          	mov    %edx,0x1c(%rsp)
  3b:	48 89 74 24 10       	mov    %rsi,0x10(%rsp)

Code starting with the faulting instruction
===========================================
   0:	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax
   6:	77 51                	ja     0x59
   8:	c3                   	ret
   9:	48 83 ec 28          	sub    $0x28,%rsp
   d:	89 54 24 1c          	mov    %edx,0x1c(%rsp)
  11:	48 89 74 24 10       	mov    %rsi,0x10(%rsp)
[   36.548934][  T444] RSP: 002b:00007ffc52f39198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   36.549375][  T444] RAX: ffffffffffffffda RBX: 00007ffc52f398c0 RCX: 00007f4cf936f1e7
[   36.549817][  T444] RDX: 0000000000000000 RSI: 00007ffc52f39200 RDI: 0000000000000005
[   36.550252][  T444] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000078
[   36.550712][  T444] R10: 00007f4cf926cee8 R11: 0000000000000246 R12: 0000000000000004
[   36.551154][  T444] R13: 00000000686e408f R14: 0000000000499600 R15: 0000000000000000
| [   36.828189][  T448] ------------[ cut here ]------------
| [ 36.828575][ T448] WARNING: CPU: 0 PID: 448 at ./include/net/netdev_lock.h:17 netif_set_mtu_ext (./include/net/netdev_lock.h:17 ./include/net/netdev_lock.h:15 ./include/net/netdev_lock.h:25 net/core/dev.c:9610) 
| [   36.829164][  T448] Modules linked in: 8021q vrf veth
| [   36.830073][  T448] Tainted: [W]=WARN
[   36.830294][  T448] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 36.830671][ T448] RIP: 0010:netif_set_mtu_ext (./include/net/netdev_lock.h:17 ./include/net/netdev_lock.h:15 ./include/net/netdev_lock.h:25 net/core/dev.c:9610) 
[ 36.830972][ T448] Code: 00 00 8b 05 d7 bc 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 1a 63 7b 00 85 c0 0f 85 39 fe ff ff 90 <0f> 0b 90 e9 30 fe ff ff 48 b8 00 00 00 00 00 fc ff df 4c 89 fa 48
All code
========
   0:	00 00                	add    %al,(%rax)
   2:	8b 05 d7 bc 3a 02    	mov    0x23abcd7(%rip),%eax        # 0x23abcdf
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb a0 0c 00 00 	lea    0xca0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 1a 63 7b 00       	call   0x7b633b
  21:	85 c0                	test   %eax,%eax
  23:	0f 85 39 fe ff ff    	jne    0xfffffffffffffe62
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	e9 30 fe ff ff       	jmp    0xfffffffffffffe62
  32:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
  39:	fc ff df 
  3c:	4c 89 fa             	mov    %r15,%rdx
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	e9 30 fe ff ff       	jmp    0xfffffffffffffe38
   8:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
   f:	fc ff df 
  12:	4c 89 fa             	mov    %r15,%rdx
  15:	48                   	rex.W
[   36.832025][  T448] RSP: 0018:ffffc900008c7140 EFLAGS: 00010246
[   36.832396][  T448] RAX: 0000000000000000 RBX: ffff8880020f4000 RCX: 0000000000000001
[   36.833009][  T448] RDX: 0000000000000000 RSI: ffffffff8a29b941 RDI: ffffffff89a555e0
[   36.833465][  T448] RBP: ffffc900008c7230 R08: ffff888009332000 R09: 0000000000000000
[   36.833902][  T448] R10: ffffc900008c75c8 R11: ffffffff8b050668 R12: 1ffff92000118e2c
[   36.834338][  T448] R13: 0000000000000043 R14: ffffc900008c7880 R15: ffff8880050d4760
[   36.834780][  T448] FS:  00007efe9345b800(0000) GS:ffff8880a30b7000(0000) knlGS:0000000000000000
[   36.835289][  T448] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   36.835660][  T448] CR2: 00000000004e5aa0 CR3: 000000000c5ee003 CR4: 0000000000772ef0
[   36.836099][  T448] PKRU: 55555554
[   36.836318][  T448] Call Trace:
[   36.836544][  T448]  <TASK>
[ 36.836698][ T448] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 36.836994][ T448] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 36.837282][ T448] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 36.837588][ T448] ? __pfx_validate_linkmsg (net/core/rtnetlink.c:2660) 
[ 36.837885][ T448] ? is_bpf_text_address (kernel/bpf/core.c:777) 
[ 36.838178][ T448] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[ 36.838482][ T448] do_setlink.constprop.0 (net/core/rtnetlink.c:3106) 
[ 36.838793][ T448] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 36.839164][ T448] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 36.839465][ T448] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 36.839764][ T448] ? __kernel_text_address (kernel/extable.c:79) 
[ 36.840055][ T448] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 36.840355][ T448] ? __mutex_trylock_common (./arch/x86/include/asm/atomic64_64.h:101 ./include/linux/atomic/atomic-arch-fallback.h:4296 ./include/linux/atomic/atomic-long.h:1482 ./include/linux/atomic/atomic-instrumented.h:4458 kernel/locking/mutex.c:113) 
[ 36.840674][ T448] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 36.841033][ T448] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 36.841327][ T448] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 36.841638][ T448] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 36.841938][ T448] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 36.842228][ T448] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 36.842528][ T448] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 36.842816][ T448] ? __create_object (mm/kmemleak.c:771) 
[ 36.843109][ T448] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 36.843399][ T448] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 36.843700][ T448] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 36.844064][ T448] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 36.844360][ T448] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 36.844663][ T448] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 36.844955][ T448] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 36.845252][ T448] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 36.845550][ T448] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 36.845839][ T448] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 36.846130][ T448] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 36.846437][ T448] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 36.846729][ T448] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 36.847026][ T448] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 36.847322][ T448] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 36.847619][ T448] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 36.847912][ T448] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 36.848213][ T448] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 36.848517][ T448] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 ./include/net/netns/generic.h:48 net/netlink/af_netlink.c:333) 
[ 36.848822][ T448] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 36.849117][ T448] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 36.849406][ T448] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 36.849713][ T448] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 36.850007][ T448] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 36.850297][ T448] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 36.850602][ T448] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 36.850900][ T448] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 36.851192][ T448] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 36.851577][ T448] ___sys_sendmsg (net/socket.c:2670) 
[ 36.851866][ T448] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 36.852155][ T448] ? __call_rcu_common.constprop.0 (./arch/x86/include/asm/irqflags.h:26 ./arch/x86/include/asm/irqflags.h:109 ./arch/x86/include/asm/irqflags.h:127 kernel/rcu/tree.c:3096) 
[ 36.852527][ T448] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 36.852845][ T448] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 36.853140][ T448] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 36.853447][ T448] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 36.853738][ T448] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 36.854026][ T448] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 36.854325][ T448] __sys_sendmsg (net/socket.c:2700) 
[ 36.854627][ T448] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 36.854990][ T448] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 36.855298][ T448] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 36.855597][ T448] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 36.855888][ T448] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   36.856251][  T448] RIP: 0033:0x7efe936281e7
[ 36.856560][ T448] Code: 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b9 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 2e 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 89 54 24 1c 48 89 74 24 10
All code
========
   0:	0e                   	(bad)
   1:	00 f7                	add    %dh,%bh
   3:	d8 64 89 02          	fsubs  0x2(%rcx,%rcx,4)
   7:	48 c7 c0 ff ff ff ff 	mov    $0xffffffffffffffff,%rax
   e:	eb b9                	jmp    0xffffffffffffffc9
  10:	0f 1f 00             	nopl   (%rax)
  13:	f3 0f 1e fa          	endbr64
  17:	64 8b 04 25 18 00 00 	mov    %fs:0x18,%eax
  1e:	00 
  1f:	85 c0                	test   %eax,%eax
  21:	75 10                	jne    0x33
  23:	b8 2e 00 00 00       	mov    $0x2e,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax		<-- trapping instruction
  30:	77 51                	ja     0x83
  32:	c3                   	ret
  33:	48 83 ec 28          	sub    $0x28,%rsp
  37:	89 54 24 1c          	mov    %edx,0x1c(%rsp)
  3b:	48 89 74 24 10       	mov    %rsi,0x10(%rsp)

Code starting with the faulting instruction
===========================================
   0:	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax
   6:	77 51                	ja     0x59
   8:	c3                   	ret
   9:	48 83 ec 28          	sub    $0x28,%rsp
   d:	89 54 24 1c          	mov    %edx,0x1c(%rsp)
  11:	48 89 74 24 10       	mov    %rsi,0x10(%rsp)
[   36.857610][  T448] RSP: 002b:00007ffc9b150c98 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   36.858050][  T448] RAX: ffffffffffffffda RBX: 00007ffc9b1513c0 RCX: 00007efe936281e7
[   36.858496][  T448] RDX: 0000000000000000 RSI: 00007ffc9b150d00 RDI: 0000000000000005
[   36.858939][  T448] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000078
[   36.859376][  T448] R10: 00007efe93525ee8 R11: 0000000000000246 R12: 0000000000000004
[   36.859820][  T448] R13: 00000000686e408f R14: 0000000000499600 R15: 0000000000000000
| [   36.956933][  T449] ------------[ cut here ]------------
| [ 36.957263][ T449] WARNING: CPU: 3 PID: 449 at ./include/net/netdev_lock.h:17 netif_set_mtu_ext (./include/net/netdev_lock.h:17 ./include/net/netdev_lock.h:15 ./include/net/netdev_lock.h:25 net/core/dev.c:9610) 
| [   36.957852][  T449] Modules linked in: 8021q vrf veth
| [   36.958781][  T449] Tainted: [W]=WARN
[   36.959001][  T449] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 36.959366][ T449] RIP: 0010:netif_set_mtu_ext (./include/net/netdev_lock.h:17 ./include/net/netdev_lock.h:15 ./include/net/netdev_lock.h:25 net/core/dev.c:9610) 
[ 36.959674][ T449] Code: 00 00 8b 05 d7 bc 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 1a 63 7b 00 85 c0 0f 85 39 fe ff ff 90 <0f> 0b 90 e9 30 fe ff ff 48 b8 00 00 00 00 00 fc ff df 4c 89 fa 48
All code
========
   0:	00 00                	add    %al,(%rax)
   2:	8b 05 d7 bc 3a 02    	mov    0x23abcd7(%rip),%eax        # 0x23abcdf
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb a0 0c 00 00 	lea    0xca0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 1a 63 7b 00       	call   0x7b633b
  21:	85 c0                	test   %eax,%eax
  23:	0f 85 39 fe ff ff    	jne    0xfffffffffffffe62
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	e9 30 fe ff ff       	jmp    0xfffffffffffffe62
  32:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
  39:	fc ff df 
  3c:	4c 89 fa             	mov    %r15,%rdx
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	e9 30 fe ff ff       	jmp    0xfffffffffffffe38
   8:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
   f:	fc ff df 
  12:	4c 89 fa             	mov    %r15,%rdx
  15:	48                   	rex.W
[   36.960722][  T449] RSP: 0018:ffffc90000b47140 EFLAGS: 00010246
[   36.961095][  T449] RAX: 0000000000000000 RBX: ffff8880020f4000 RCX: 0000000000000001
[   36.961538][  T449] RDX: 0000000000000000 RSI: ffffffff8a29b941 RDI: ffffffff89a555e0
[   36.961975][  T449] RBP: ffffc90000b47230 R08: ffff88800c646800 R09: 0000000000000000
[   36.962407][  T449] R10: ffffc90000b475c8 R11: ffffffff8b050668 R12: 1ffff92000168e2c
[   36.962851][  T449] R13: 00000000000005dc R14: ffffc90000b47880 R15: ffff8880050d4e60
[   36.963284][  T449] FS:  00007f942f547800(0000) GS:ffff8880a3237000(0000) knlGS:0000000000000000
[   36.963801][  T449] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   36.964164][  T449] CR2: 00000000004e5aa0 CR3: 000000000a6ac004 CR4: 0000000000772ef0
[   36.965152][  T449] PKRU: 55555554
[   36.965373][  T449] Call Trace:
[   36.965599][  T449]  <TASK>
[ 36.965750][ T449] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 36.966044][ T449] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 36.966337][ T449] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 36.966643][ T449] ? __pfx_validate_linkmsg (net/core/rtnetlink.c:2660) 
[ 36.966935][ T449] ? is_bpf_text_address (kernel/bpf/core.c:777) 
[ 36.967224][ T449] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[ 36.967524][ T449] do_setlink.constprop.0 (net/core/rtnetlink.c:3106) 
[ 36.967824][ T449] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 36.968192][ T449] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 36.968495][ T449] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 36.968794][ T449] ? __kernel_text_address (kernel/extable.c:79) 
[ 36.969089][ T449] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 36.969383][ T449] ? __mutex_trylock_common (./arch/x86/include/asm/atomic64_64.h:101 ./include/linux/atomic/atomic-arch-fallback.h:4296 ./include/linux/atomic/atomic-long.h:1482 ./include/linux/atomic/atomic-instrumented.h:4458 kernel/locking/mutex.c:113) 
[ 36.969686][ T449] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 36.970051][ T449] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 36.970347][ T449] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 36.970652][ T449] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 36.970954][ T449] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 36.971243][ T449] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 36.971543][ T449] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 36.971833][ T449] ? __create_object (mm/kmemleak.c:771) 
[ 36.972125][ T449] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 36.972432][ T449] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 36.972730][ T449] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 36.973089][ T449] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 36.973386][ T449] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 36.973690][ T449] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 36.973980][ T449] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 36.974279][ T449] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 36.974577][ T449] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 36.974868][ T449] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 36.975165][ T449] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 36.975466][ T449] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 36.975758][ T449] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 36.976052][ T449] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 36.976347][ T449] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 36.976645][ T449] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 36.976938][ T449] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 36.977244][ T449] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 36.977541][ T449] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 ./include/net/netns/generic.h:48 net/netlink/af_netlink.c:333) 
[ 36.977835][ T449] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 36.978131][ T449] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 36.978431][ T449] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 36.978732][ T449] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 36.979025][ T449] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 36.979318][ T449] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 36.979624][ T449] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 36.979920][ T449] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 36.980208][ T449] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 36.980589][ T449] ___sys_sendmsg (net/socket.c:2670) 
[ 36.980878][ T449] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 36.981167][ T449] ? __call_rcu_common.constprop.0 (./arch/x86/include/asm/irqflags.h:26 ./arch/x86/include/asm/irqflags.h:109 ./arch/x86/include/asm/irqflags.h:127 kernel/rcu/tree.c:3096) 
[ 36.981540][ T449] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 36.981838][ T449] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 36.982133][ T449] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 36.982439][ T449] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 36.982732][ T449] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 36.983021][ T449] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 36.983318][ T449] __sys_sendmsg (net/socket.c:2700) 
[ 36.983616][ T449] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 36.983980][ T449] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 36.984284][ T449] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 36.984584][ T449] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 36.984873][ T449] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   36.985240][  T449] RIP: 0033:0x7f942f7141e7
[ 36.985551][ T449] Code: 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b9 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 2e 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 89 54 24 1c 48 89 74 24 10
All code
========
   0:	0e                   	(bad)
   1:	00 f7                	add    %dh,%bh
   3:	d8 64 89 02          	fsubs  0x2(%rcx,%rcx,4)
   7:	48 c7 c0 ff ff ff ff 	mov    $0xffffffffffffffff,%rax
   e:	eb b9                	jmp    0xffffffffffffffc9
  10:	0f 1f 00             	nopl   (%rax)
  13:	f3 0f 1e fa          	endbr64
  17:	64 8b 04 25 18 00 00 	mov    %fs:0x18,%eax
  1e:	00 
  1f:	85 c0                	test   %eax,%eax
  21:	75 10                	jne    0x33
  23:	b8 2e 00 00 00       	mov    $0x2e,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax		<-- trapping instruction
  30:	77 51                	ja     0x83
  32:	c3                   	ret
  33:	48 83 ec 28          	sub    $0x28,%rsp
  37:	89 54 24 1c          	mov    %edx,0x1c(%rsp)
  3b:	48 89 74 24 10       	mov    %rsi,0x10(%rsp)

Code starting with the faulting instruction
===========================================
   0:	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax
   6:	77 51                	ja     0x59
   8:	c3                   	ret
   9:	48 83 ec 28          	sub    $0x28,%rsp
   d:	89 54 24 1c          	mov    %edx,0x1c(%rsp)
  11:	48 89 74 24 10       	mov    %rsi,0x10(%rsp)
[   36.986608][  T449] RSP: 002b:00007ffe5c502a28 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   36.987077][  T449] RAX: ffffffffffffffda RBX: 00007ffe5c503150 RCX: 00007f942f7141e7
[   36.987530][  T449] RDX: 0000000000000000 RSI: 00007ffe5c502a90 RDI: 0000000000000005
[   36.987969][  T449] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000078
[   36.988406][  T449] R10: 00007f942f611ee8 R11: 0000000000000246 R12: 0000000000000004
[   36.988865][  T449] R13: 00000000686e408f R14: 0000000000499600 R15: 0000000000000000
| [   37.392247][  T456] ------------[ cut here ]------------
| [ 37.393050][ T456] WARNING: CPU: 2 PID: 456 at ./include/net/netdev_lock.h:17 netif_set_mtu_ext (./include/net/netdev_lock.h:17 ./include/net/netdev_lock.h:15 ./include/net/netdev_lock.h:25 net/core/dev.c:9610) 
| [   37.393663][  T456] Modules linked in: 8021q vrf veth
| [   37.394594][  T456] Tainted: [W]=WARN
[   37.394829][  T456] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 37.395207][ T456] RIP: 0010:netif_set_mtu_ext (./include/net/netdev_lock.h:17 ./include/net/netdev_lock.h:15 ./include/net/netdev_lock.h:25 net/core/dev.c:9610) 
[ 37.395535][ T456] Code: 00 00 8b 05 d7 bc 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 1a 63 7b 00 85 c0 0f 85 39 fe ff ff 90 <0f> 0b 90 e9 30 fe ff ff 48 b8 00 00 00 00 00 fc ff df 4c 89 fa 48
All code
========
   0:	00 00                	add    %al,(%rax)
   2:	8b 05 d7 bc 3a 02    	mov    0x23abcd7(%rip),%eax        # 0x23abcdf
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb a0 0c 00 00 	lea    0xca0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 1a 63 7b 00       	call   0x7b633b
  21:	85 c0                	test   %eax,%eax
  23:	0f 85 39 fe ff ff    	jne    0xfffffffffffffe62
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	e9 30 fe ff ff       	jmp    0xfffffffffffffe62
  32:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
  39:	fc ff df 
  3c:	4c 89 fa             	mov    %r15,%rdx
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	e9 30 fe ff ff       	jmp    0xfffffffffffffe38
   8:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
   f:	fc ff df 
  12:	4c 89 fa             	mov    %r15,%rdx
  15:	48                   	rex.W
[   37.396600][  T456] RSP: 0018:ffffc90000987140 EFLAGS: 00010246
[   37.396985][  T456] RAX: 0000000000000000 RBX: ffff888007e69000 RCX: 0000000000000001
[   37.397451][  T456] RDX: 0000000000000000 RSI: ffffffff8a29b941 RDI: ffffffff89a555e0
[   37.397906][  T456] RBP: ffffc90000987230 R08: ffff88800a54b800 R09: 0000000000000000
[   37.398356][  T456] R10: ffffc900009875c8 R11: ffffffff8b050668 R12: 1ffff92000130e2c
[   37.398868][  T456] R13: 0000000000000044 R14: ffffc90000987880 R15: ffff888008ee8ae0
[   37.399329][  T456] FS:  00007fafc99b8800(0000) GS:ffff8880a31b7000(0000) knlGS:0000000000000000
[   37.399862][  T456] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   37.400239][  T456] CR2: 00000000004e5aa8 CR3: 000000000af67003 CR4: 0000000000772ef0
[   37.400701][  T456] PKRU: 55555554
[   37.400932][  T456] Call Trace:
[   37.401164][  T456]  <TASK>
[ 37.401324][ T456] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 37.401648][ T456] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 37.401961][ T456] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 37.402281][ T456] ? __pfx_validate_linkmsg (net/core/rtnetlink.c:2660) 
[ 37.402611][ T456] ? is_bpf_text_address (kernel/bpf/core.c:777) 
[ 37.402927][ T456] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[ 37.403270][ T456] do_setlink.constprop.0 (net/core/rtnetlink.c:3106) 
[ 37.403594][ T456] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 37.403977][ T456] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 37.404288][ T456] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 37.404599][ T456] ? __kernel_text_address (kernel/extable.c:79) 
[ 37.404903][ T456] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 37.405210][ T456] ? __mutex_trylock_common (./arch/x86/include/asm/atomic64_64.h:101 ./include/linux/atomic/atomic-arch-fallback.h:4296 ./include/linux/atomic/atomic-long.h:1482 ./include/linux/atomic/atomic-instrumented.h:4458 kernel/locking/mutex.c:113) 
[ 37.405523][ T456] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 37.405917][ T456] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 37.406235][ T456] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 37.406585][ T456] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 37.406908][ T456] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 37.407216][ T456] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 37.407531][ T456] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 37.407833][ T456] ? __create_object (mm/kmemleak.c:771) 
[ 37.408140][ T456] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 37.408457][ T456] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 37.408802][ T456] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 37.409179][ T456] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 37.409500][ T456] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 37.409812][ T456] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 37.410113][ T456] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 37.410434][ T456] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 37.410738][ T456] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 37.411037][ T456] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 37.411348][ T456] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 37.411660][ T456] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 37.411986][ T456] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 37.412294][ T456] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 37.412613][ T456] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 37.412917][ T456] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 37.413226][ T456] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 37.413557][ T456] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 37.413858][ T456] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 ./include/net/netns/generic.h:48 net/netlink/af_netlink.c:333) 
[ 37.414162][ T456] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 37.414479][ T456] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 37.414786][ T456] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 37.415096][ T456] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 37.415403][ T456] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 37.415724][ T456] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 37.416033][ T456] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 37.416344][ T456] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 37.416653][ T456] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 37.417037][ T456] ___sys_sendmsg (net/socket.c:2670) 
[ 37.417335][ T456] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 37.417647][ T456] ? __call_rcu_common.constprop.0 (./arch/x86/include/asm/irqflags.h:26 ./arch/x86/include/asm/irqflags.h:109 ./arch/x86/include/asm/irqflags.h:127 kernel/rcu/tree.c:3096) 
[ 37.418027][ T456] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 37.418334][ T456] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 37.418673][ T456] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 37.418984][ T456] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 37.419286][ T456] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 37.419595][ T456] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 37.419905][ T456] __sys_sendmsg (net/socket.c:2700) 
[ 37.420206][ T456] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 37.420595][ T456] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 37.420915][ T456] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 37.421220][ T456] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 37.421538][ T456] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   37.421910][  T456] RIP: 0033:0x7fafc9b851e7
[ 37.422225][ T456] Code: 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b9 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 2e 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 89 54 24 1c 48 89 74 24 10
All code
========
   0:	0e                   	(bad)
   1:	00 f7                	add    %dh,%bh
   3:	d8 64 89 02          	fsubs  0x2(%rcx,%rcx,4)
   7:	48 c7 c0 ff ff ff ff 	mov    $0xffffffffffffffff,%rax
   e:	eb b9                	jmp    0xffffffffffffffc9
  10:	0f 1f 00             	nopl   (%rax)
  13:	f3 0f 1e fa          	endbr64
  17:	64 8b 04 25 18 00 00 	mov    %fs:0x18,%eax
  1e:	00 
  1f:	85 c0                	test   %eax,%eax
  21:	75 10                	jne    0x33
  23:	b8 2e 00 00 00       	mov    $0x2e,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax		<-- trapping instruction
  30:	77 51                	ja     0x83
  32:	c3                   	ret
  33:	48 83 ec 28          	sub    $0x28,%rsp
  37:	89 54 24 1c          	mov    %edx,0x1c(%rsp)
  3b:	48 89 74 24 10       	mov    %rsi,0x10(%rsp)

Code starting with the faulting instruction
===========================================
   0:	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax
   6:	77 51                	ja     0x59
   8:	c3                   	ret
   9:	48 83 ec 28          	sub    $0x28,%rsp
   d:	89 54 24 1c          	mov    %edx,0x1c(%rsp)
  11:	48 89 74 24 10       	mov    %rsi,0x10(%rsp)
[   37.423291][  T456] RSP: 002b:00007fff74bcb878 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   37.423752][  T456] RAX: ffffffffffffffda RBX: 00007fff74bcbfa0 RCX: 00007fafc9b851e7
[   37.424201][  T456] RDX: 0000000000000000 RSI: 00007fff74bcb8e0 RDI: 0000000000000005
[   37.424667][  T456] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000078
[   37.425115][  T456] R10: 00007fafc9a82ee8 R11: 0000000000000246 R12: 0000000000000004
[   37.425581][  T456] R13: 00000000686e4090 R14: 0000000000499600 R15: 0000000000000000
| [   37.443490][  T456] ------------[ cut here ]------------
| [ 37.443844][ T456] WARNING: CPU: 1 PID: 456 at ./include/net/netdev_lock.h:17 netif_set_mtu_ext (./include/net/netdev_lock.h:17 ./include/net/netdev_lock.h:15 ./include/net/netdev_lock.h:25 net/core/dev.c:9610) 
| [   37.444489][  T456] Modules linked in: 8021q vrf veth
| [   37.445479][  T456] Tainted: [W]=WARN
[   37.445720][  T456] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 37.446112][ T456] RIP: 0010:netif_set_mtu_ext (./include/net/netdev_lock.h:17 ./include/net/netdev_lock.h:15 ./include/net/netdev_lock.h:25 net/core/dev.c:9610) 
[ 37.446448][ T456] Code: 00 00 8b 05 d7 bc 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 1a 63 7b 00 85 c0 0f 85 39 fe ff ff 90 <0f> 0b 90 e9 30 fe ff ff 48 b8 00 00 00 00 00 fc ff df 4c 89 fa 48
All code
========
   0:	00 00                	add    %al,(%rax)
   2:	8b 05 d7 bc 3a 02    	mov    0x23abcd7(%rip),%eax        # 0x23abcdf
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb a0 0c 00 00 	lea    0xca0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 1a 63 7b 00       	call   0x7b633b
  21:	85 c0                	test   %eax,%eax
  23:	0f 85 39 fe ff ff    	jne    0xfffffffffffffe62
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	e9 30 fe ff ff       	jmp    0xfffffffffffffe62
  32:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
  39:	fc ff df 
  3c:	4c 89 fa             	mov    %r15,%rdx
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	e9 30 fe ff ff       	jmp    0xfffffffffffffe38
   8:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
   f:	fc ff df 
  12:	4c 89 fa             	mov    %r15,%rdx
  15:	48                   	rex.W
[   37.447595][  T456] RSP: 0018:ffffc90000986db0 EFLAGS: 00010246
[   37.448034][  T456] RAX: 0000000000000000 RBX: ffff888007784000 RCX: 0000000000000001
[   37.448514][  T456] RDX: 0000000000000000 RSI: ffffffff8a29b941 RDI: ffffffff89a555e0
[   37.448996][  T456] RBP: ffffc90000986e98 R08: 0000000000000000 R09: 0000000000000000
[   37.449475][  T456] R10: ffffc90000986ec8 R11: ffff888007e69000 R12: 1ffff92000130dba
[   37.449954][  T456] R13: 0000000000000044 R14: ffffc90000986ec8 R15: 00000000000005dc
[   37.450434][  T456] FS:  00007fafc99b8800(0000) GS:ffff8880a3137000(0000) knlGS:0000000000000000
[   37.450987][  T456] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   37.451385][  T456] CR2: 000055eca1111040 CR3: 000000000af67002 CR4: 0000000000772ef0
[   37.451919][  T456] PKRU: 55555554
[   37.452156][  T456] Call Trace:
[   37.452393][  T456]  <TASK>
[ 37.452568][ T456] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 37.452889][ T456] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 37.453214][ T456] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 37.453543][ T456] netif_set_mtu (net/core/dev.c:9652) 
[ 37.453860][ T456] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 37.454199][ T456] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 37.454448][ T456] vlan_device_event (net/8021q/vlan.c:424) 8021q 
[ 37.454780][ T456] ? packet_notifier (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/packet/af_packet.c:4283) 
[ 37.455102][ T456] ? packet_notifier (net/packet/af_packet.c:4286) 
[ 37.455427][ T456] ? __pfx_vlan_device_event (net/8021q/vlan.c:362) 8021q 
[ 37.455824][ T456] ? __pfx_packet_notifier (net/packet/af_packet.c:4236) 
[ 37.456148][ T456] notifier_call_chain (kernel/notifier.c:85 (discriminator 2)) 
[ 37.456484][ T456] netif_set_mtu_ext (./include/linux/notifier.h:207 net/core/dev.c:9633) 
[ 37.456800][ T456] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 37.457116][ T456] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 37.457439][ T456] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 37.457756][ T456] ? __pfx_validate_linkmsg (net/core/rtnetlink.c:2660) 
[ 37.458078][ T456] ? is_bpf_text_address (kernel/bpf/core.c:777) 
[ 37.458399][ T456] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[ 37.458745][ T456] do_setlink.constprop.0 (net/core/rtnetlink.c:3106) 
[ 37.459066][ T456] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 37.459474][ T456] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 37.459790][ T456] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 37.460101][ T456] ? __kernel_text_address (kernel/extable.c:79) 
[ 37.460426][ T456] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 37.460749][ T456] ? __mutex_trylock_common (./arch/x86/include/asm/atomic64_64.h:101 ./include/linux/atomic/atomic-arch-fallback.h:4296 ./include/linux/atomic/atomic-long.h:1482 ./include/linux/atomic/atomic-instrumented.h:4458 kernel/locking/mutex.c:113) 
[ 37.461070][ T456] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 37.461470][ T456] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 37.461788][ T456] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 37.462101][ T456] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 37.462460][ T456] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 37.462779][ T456] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 37.463097][ T456] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 37.463418][ T456] ? __create_object (mm/kmemleak.c:771) 
[ 37.463745][ T456] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 37.464063][ T456] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 37.464378][ T456] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 37.464788][ T456] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 37.465112][ T456] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 37.465444][ T456] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 37.465758][ T456] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 37.466092][ T456] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 37.466421][ T456] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 37.466734][ T456] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 37.467052][ T456] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 37.467367][ T456] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 37.467691][ T456] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 37.468011][ T456] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 37.468335][ T456] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 37.468693][ T456] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 37.469012][ T456] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 37.469341][ T456] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 37.469662][ T456] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 ./include/net/netns/generic.h:48 net/netlink/af_netlink.c:333) 
[ 37.469982][ T456] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 37.470305][ T456] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 37.470628][ T456] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 37.470960][ T456] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 37.471279][ T456] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 37.471603][ T456] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 37.471924][ T456] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 37.472241][ T456] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 37.472564][ T456] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 37.472968][ T456] ___sys_sendmsg (net/socket.c:2670) 
[ 37.473287][ T456] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 37.473610][ T456] ? __call_rcu_common.constprop.0 (./arch/x86/include/asm/irqflags.h:26 ./arch/x86/include/asm/irqflags.h:109 ./arch/x86/include/asm/irqflags.h:127 kernel/rcu/tree.c:3096) 
[ 37.474002][ T456] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 37.474319][ T456] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 37.474649][ T456] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 37.474970][ T456] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 37.475283][ T456] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 37.475604][ T456] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 37.475931][ T456] __sys_sendmsg (net/socket.c:2700) 
[ 37.476245][ T456] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 37.476641][ T456] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 37.476971][ T456] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 37.477286][ T456] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 37.477607][ T456] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   37.478001][  T456] RIP: 0033:0x7fafc9b851e7
[ 37.478322][ T456] Code: 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b9 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 2e 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 89 54 24 1c 48 89 74 24 10
All code
========
   0:	0e                   	(bad)
   1:	00 f7                	add    %dh,%bh
   3:	d8 64 89 02          	fsubs  0x2(%rcx,%rcx,4)
   7:	48 c7 c0 ff ff ff ff 	mov    $0xffffffffffffffff,%rax
   e:	eb b9                	jmp    0xffffffffffffffc9
  10:	0f 1f 00             	nopl   (%rax)
  13:	f3 0f 1e fa          	endbr64
  17:	64 8b 04 25 18 00 00 	mov    %fs:0x18,%eax
  1e:	00 
  1f:	85 c0                	test   %eax,%eax
  21:	75 10                	jne    0x33
  23:	b8 2e 00 00 00       	mov    $0x2e,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax		<-- trapping instruction
  30:	77 51                	ja     0x83
  32:	c3                   	ret
  33:	48 83 ec 28          	sub    $0x28,%rsp
  37:	89 54 24 1c          	mov    %edx,0x1c(%rsp)
  3b:	48 89 74 24 10       	mov    %rsi,0x10(%rsp)

Code starting with the faulting instruction
===========================================
   0:	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax
   6:	77 51                	ja     0x59
   8:	c3                   	ret
   9:	48 83 ec 28          	sub    $0x28,%rsp
   d:	89 54 24 1c          	mov    %edx,0x1c(%rsp)
  11:	48 89 74 24 10       	mov    %rsi,0x10(%rsp)
[   37.479462][  T456] RSP: 002b:00007fff74bcb878 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   37.479937][  T456] RAX: ffffffffffffffda RBX: 00007fff74bcbfa0 RCX: 00007fafc9b851e7
[   37.480420][  T456] RDX: 0000000000000000 RSI: 00007fff74bcb8e0 RDI: 0000000000000005
[   37.480890][  T456] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000078
[   37.481358][  T456] R10: 00007fafc9a82ee8 R11: 0000000000000246 R12: 0000000000000004
[   37.481835][  T456] R13: 00000000686e4090 R14: 0000000000499600 R15: 0000000000000000
| [   37.604230][  T457] ------------[ cut here ]------------
| [ 37.604578][ T457] WARNING: CPU: 0 PID: 457 at ./include/net/netdev_lock.h:17 netif_set_mtu_ext (./include/net/netdev_lock.h:17 ./include/net/netdev_lock.h:15 ./include/net/netdev_lock.h:25 net/core/dev.c:9610) 
| [   37.605155][  T457] Modules linked in: 8021q vrf veth
| [   37.606065][  T457] Tainted: [W]=WARN
[   37.606285][  T457] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 37.606658][ T457] RIP: 0010:netif_set_mtu_ext (./include/net/netdev_lock.h:17 ./include/net/netdev_lock.h:15 ./include/net/netdev_lock.h:25 net/core/dev.c:9610) 
[ 37.606962][ T457] Code: 00 00 8b 05 d7 bc 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 1a 63 7b 00 85 c0 0f 85 39 fe ff ff 90 <0f> 0b 90 e9 30 fe ff ff 48 b8 00 00 00 00 00 fc ff df 4c 89 fa 48
All code
========
   0:	00 00                	add    %al,(%rax)
   2:	8b 05 d7 bc 3a 02    	mov    0x23abcd7(%rip),%eax        # 0x23abcdf
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb a0 0c 00 00 	lea    0xca0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 1a 63 7b 00       	call   0x7b633b
  21:	85 c0                	test   %eax,%eax
  23:	0f 85 39 fe ff ff    	jne    0xfffffffffffffe62
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	e9 30 fe ff ff       	jmp    0xfffffffffffffe62
  32:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
  39:	fc ff df 
  3c:	4c 89 fa             	mov    %r15,%rdx
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	e9 30 fe ff ff       	jmp    0xfffffffffffffe38
   8:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
   f:	fc ff df 
  12:	4c 89 fa             	mov    %r15,%rdx
  15:	48                   	rex.W
[   37.608011][  T457] RSP: 0018:ffffc90000987140 EFLAGS: 00010246
[   37.608383][  T457] RAX: 0000000000000000 RBX: ffff888007e69000 RCX: 0000000000000001
[   37.608841][  T457] RDX: 0000000000000000 RSI: ffffffff8a29b941 RDI: ffffffff89a555e0
[   37.609278][  T457] RBP: ffffc90000987230 R08: ffff88800c655000 R09: 0000000000000000
[   37.609722][  T457] R10: ffffc900009875c8 R11: ffffffff8b050668 R12: 1ffff92000130e2c
[   37.610157][  T457] R13: 00000000000005dc R14: ffffc90000987880 R15: ffff88800c73ede0
[   37.610604][  T457] FS:  00007f2fbf68a800(0000) GS:ffff8880a30b7000(0000) knlGS:0000000000000000
[   37.611115][  T457] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   37.611491][  T457] CR2: 00000000004e5aa8 CR3: 0000000005185002 CR4: 0000000000772ef0
[   37.611937][  T457] PKRU: 55555554
[   37.612152][  T457] Call Trace:
[   37.612368][  T457]  <TASK>
[ 37.612526][ T457] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 37.612824][ T457] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 37.613112][ T457] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 37.613405][ T457] ? __pfx_validate_linkmsg (net/core/rtnetlink.c:2660) 
[ 37.613712][ T457] ? is_bpf_text_address (kernel/bpf/core.c:777) 
[ 37.614003][ T457] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[ 37.614296][ T457] do_setlink.constprop.0 (net/core/rtnetlink.c:3106) 
[ 37.614605][ T457] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 37.614979][ T457] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 37.615269][ T457] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 37.615568][ T457] ? __kernel_text_address (kernel/extable.c:79) 
[ 37.615860][ T457] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 37.616155][ T457] ? __mutex_trylock_common (./arch/x86/include/asm/atomic64_64.h:101 ./include/linux/atomic/atomic-arch-fallback.h:4296 ./include/linux/atomic/atomic-long.h:1482 ./include/linux/atomic/atomic-instrumented.h:4458 kernel/locking/mutex.c:113) 
[ 37.616452][ T457] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 37.616813][ T457] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 37.617104][ T457] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 37.617396][ T457] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 37.617695][ T457] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 37.617988][ T457] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 37.618277][ T457] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 37.618586][ T457] ? __create_object (mm/kmemleak.c:771) 
[ 37.618888][ T457] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 37.619202][ T457] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 37.619517][ T457] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 37.619887][ T457] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 37.620189][ T457] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 37.620494][ T457] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 37.620784][ T457] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 37.621081][ T457] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 37.621374][ T457] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 37.621671][ T457] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 37.621968][ T457] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 37.622258][ T457] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 37.622559][ T457] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 37.622859][ T457] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 37.623160][ T457] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 37.623461][ T457] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 37.623755][ T457] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 37.624059][ T457] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 37.624349][ T457] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 ./include/net/netns/generic.h:48 net/netlink/af_netlink.c:333) 
[ 37.624651][ T457] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 37.624946][ T457] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 37.625241][ T457] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 37.625546][ T457] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 37.625842][ T457] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 37.626133][ T457] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 37.626443][ T457] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 37.626742][ T457] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 37.627032][ T457] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 37.627420][ T457] ___sys_sendmsg (net/socket.c:2670) 
[ 37.627709][ T457] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 37.627999][ T457] ? __call_rcu_common.constprop.0 (./arch/x86/include/asm/irqflags.h:26 ./arch/x86/include/asm/irqflags.h:109 ./arch/x86/include/asm/irqflags.h:127 kernel/rcu/tree.c:3096) 
[ 37.628364][ T457] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 37.628681][ T457] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 37.628975][ T457] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 37.629276][ T457] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 37.629576][ T457] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 37.629873][ T457] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 37.630170][ T457] __sys_sendmsg (net/socket.c:2700) 
[ 37.630465][ T457] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 37.630824][ T457] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 37.631128][ T457] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 37.631432][ T457] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 37.631726][ T457] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   37.632086][  T457] RIP: 0033:0x7f2fbf8571e7
[ 37.632385][ T457] Code: 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b9 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 2e 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 89 54 24 1c 48 89 74 24 10
All code
========
   0:	0e                   	(bad)
   1:	00 f7                	add    %dh,%bh
   3:	d8 64 89 02          	fsubs  0x2(%rcx,%rcx,4)
   7:	48 c7 c0 ff ff ff ff 	mov    $0xffffffffffffffff,%rax
   e:	eb b9                	jmp    0xffffffffffffffc9
  10:	0f 1f 00             	nopl   (%rax)
  13:	f3 0f 1e fa          	endbr64
  17:	64 8b 04 25 18 00 00 	mov    %fs:0x18,%eax
  1e:	00 
  1f:	85 c0                	test   %eax,%eax
  21:	75 10                	jne    0x33
  23:	b8 2e 00 00 00       	mov    $0x2e,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax		<-- trapping instruction
  30:	77 51                	ja     0x83
  32:	c3                   	ret
  33:	48 83 ec 28          	sub    $0x28,%rsp
  37:	89 54 24 1c          	mov    %edx,0x1c(%rsp)
  3b:	48 89 74 24 10       	mov    %rsi,0x10(%rsp)

Code starting with the faulting instruction
===========================================
   0:	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax
   6:	77 51                	ja     0x59
   8:	c3                   	ret
   9:	48 83 ec 28          	sub    $0x28,%rsp
   d:	89 54 24 1c          	mov    %edx,0x1c(%rsp)
  11:	48 89 74 24 10       	mov    %rsi,0x10(%rsp)
[   37.633444][  T457] RSP: 002b:00007fff1f13f328 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   37.633890][  T457] RAX: ffffffffffffffda RBX: 00007fff1f13fa50 RCX: 00007f2fbf8571e7
[   37.634326][  T457] RDX: 0000000000000000 RSI: 00007fff1f13f390 RDI: 0000000000000005
[   37.634783][  T457] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000078
[   37.635219][  T457] R10: 00007f2fbf754ee8 R11: 0000000000000246 R12: 0000000000000004
[   37.635666][  T457] R13: 00000000686e4090 R14: 0000000000499600 R15: 0000000000000000
| [   37.901313][  T461] ------------[ cut here ]------------
| [ 37.901662][ T461] WARNING: CPU: 0 PID: 461 at ./include/net/netdev_lock.h:17 netif_set_mtu_ext (./include/net/netdev_lock.h:17 ./include/net/netdev_lock.h:15 ./include/net/netdev_lock.h:25 net/core/dev.c:9610) 
| [   37.902242][  T461] Modules linked in: 8021q vrf veth
| [   37.903160][  T461] Tainted: [W]=WARN
[   37.903381][  T461] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 37.903765][ T461] RIP: 0010:netif_set_mtu_ext (./include/net/netdev_lock.h:17 ./include/net/netdev_lock.h:15 ./include/net/netdev_lock.h:25 net/core/dev.c:9610) 
[ 37.904065][ T461] Code: 00 00 8b 05 d7 bc 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 1a 63 7b 00 85 c0 0f 85 39 fe ff ff 90 <0f> 0b 90 e9 30 fe ff ff 48 b8 00 00 00 00 00 fc ff df 4c 89 fa 48
All code
========
   0:	00 00                	add    %al,(%rax)
   2:	8b 05 d7 bc 3a 02    	mov    0x23abcd7(%rip),%eax        # 0x23abcdf
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb a0 0c 00 00 	lea    0xca0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 1a 63 7b 00       	call   0x7b633b
  21:	85 c0                	test   %eax,%eax
  23:	0f 85 39 fe ff ff    	jne    0xfffffffffffffe62
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	e9 30 fe ff ff       	jmp    0xfffffffffffffe62
  32:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
  39:	fc ff df 
  3c:	4c 89 fa             	mov    %r15,%rdx
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	e9 30 fe ff ff       	jmp    0xfffffffffffffe38
   8:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
   f:	fc ff df 
  12:	4c 89 fa             	mov    %r15,%rdx
  15:	48                   	rex.W
[   37.905128][  T461] RSP: 0018:ffffc90000aa7140 EFLAGS: 00010246
[   37.905509][  T461] RAX: 0000000000000000 RBX: ffff888007e69000 RCX: 0000000000000001
[   37.905956][  T461] RDX: 0000000000000000 RSI: ffffffff8a29b941 RDI: ffffffff89a555e0
[   37.906392][  T461] RBP: ffffc90000aa7230 R08: ffff888004c00800 R09: 0000000000000000
[   37.906833][  T461] R10: ffffc90000aa75c8 R11: ffffffff8b050668 R12: 1ffff92000154e2c
[   37.907266][  T461] R13: 0000000000000043 R14: ffffc90000aa7880 R15: ffff8880058d7860
[   37.907732][  T461] FS:  00007f95d496a800(0000) GS:ffff8880a30b7000(0000) knlGS:0000000000000000
[   37.908251][  T461] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   37.908803][  T461] CR2: 00000000004e5aa8 CR3: 0000000009169006 CR4: 0000000000772ef0
[   37.909247][  T461] PKRU: 55555554
[   37.909638][  T461] Call Trace:
[   37.909861][  T461]  <TASK>
[ 37.910011][ T461] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 37.910317][ T461] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 37.910721][ T461] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 37.911026][ T461] ? __pfx_validate_linkmsg (net/core/rtnetlink.c:2660) 
[ 37.911320][ T461] ? is_bpf_text_address (kernel/bpf/core.c:777) 
[ 37.911634][ T461] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[ 37.911936][ T461] do_setlink.constprop.0 (net/core/rtnetlink.c:3106) 
[ 37.912234][ T461] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 37.912628][ T461] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 37.912921][ T461] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 37.913213][ T461] ? __kernel_text_address (kernel/extable.c:79) 
[ 37.913514][ T461] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 37.913809][ T461] ? __mutex_trylock_common (./arch/x86/include/asm/atomic64_64.h:101 ./include/linux/atomic/atomic-arch-fallback.h:4296 ./include/linux/atomic/atomic-long.h:1482 ./include/linux/atomic/atomic-instrumented.h:4458 kernel/locking/mutex.c:113) 
[ 37.914100][ T461] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 37.914475][ T461] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 37.914770][ T461] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 37.915063][ T461] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 37.915362][ T461] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 37.915674][ T461] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 37.915965][ T461] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 37.916249][ T461] ? __create_object (mm/kmemleak.c:771) 
[ 37.916551][ T461] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 37.916847][ T461] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 37.917137][ T461] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 37.917502][ T461] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 37.917797][ T461] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 37.918092][ T461] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 37.918379][ T461] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 37.918697][ T461] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 37.918990][ T461] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 37.919282][ T461] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 37.919592][ T461] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 37.919883][ T461] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 37.920172][ T461] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 37.920476][ T461] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 37.920772][ T461] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 37.921062][ T461] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 37.921359][ T461] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 37.921666][ T461] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 37.921960][ T461] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 ./include/net/netns/generic.h:48 net/netlink/af_netlink.c:333) 
[ 37.922251][ T461] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 37.922557][ T461] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 37.922845][ T461] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 37.923139][ T461] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 37.923473][ T461] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 37.923774][ T461] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 37.924073][ T461] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 37.924367][ T461] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 37.924668][ T461] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 37.925041][ T461] ___sys_sendmsg (net/socket.c:2670) 
[ 37.925329][ T461] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 37.925631][ T461] ? __call_rcu_common.constprop.0 (./arch/x86/include/asm/irqflags.h:26 ./arch/x86/include/asm/irqflags.h:109 ./arch/x86/include/asm/irqflags.h:127 kernel/rcu/tree.c:3096) 
[ 37.925995][ T461] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 37.926288][ T461] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 37.926596][ T461] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 37.926902][ T461] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 37.927193][ T461] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 37.927505][ T461] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 37.927812][ T461] __sys_sendmsg (net/socket.c:2700) 
[ 37.928103][ T461] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 37.928470][ T461] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 37.928790][ T461] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 37.929083][ T461] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 37.929379][ T461] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   37.929749][  T461] RIP: 0033:0x7f95d4b371e7
[ 37.930050][ T461] Code: 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b9 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 2e 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 89 54 24 1c 48 89 74 24 10
All code
========
   0:	0e                   	(bad)
   1:	00 f7                	add    %dh,%bh
   3:	d8 64 89 02          	fsubs  0x2(%rcx,%rcx,4)
   7:	48 c7 c0 ff ff ff ff 	mov    $0xffffffffffffffff,%rax
   e:	eb b9                	jmp    0xffffffffffffffc9
  10:	0f 1f 00             	nopl   (%rax)
  13:	f3 0f 1e fa          	endbr64
  17:	64 8b 04 25 18 00 00 	mov    %fs:0x18,%eax
  1e:	00 
  1f:	85 c0                	test   %eax,%eax
  21:	75 10                	jne    0x33
  23:	b8 2e 00 00 00       	mov    $0x2e,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax		<-- trapping instruction
  30:	77 51                	ja     0x83
  32:	c3                   	ret
  33:	48 83 ec 28          	sub    $0x28,%rsp
  37:	89 54 24 1c          	mov    %edx,0x1c(%rsp)
  3b:	48 89 74 24 10       	mov    %rsi,0x10(%rsp)

Code starting with the faulting instruction
===========================================
   0:	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax
   6:	77 51                	ja     0x59
   8:	c3                   	ret
   9:	48 83 ec 28          	sub    $0x28,%rsp
   d:	89 54 24 1c          	mov    %edx,0x1c(%rsp)
  11:	48 89 74 24 10       	mov    %rsi,0x10(%rsp)
[   37.931100][  T461] RSP: 002b:00007ffeb1196f78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   37.931562][  T461] RAX: ffffffffffffffda RBX: 00007ffeb11976a0 RCX: 00007f95d4b371e7
[   37.932011][  T461] RDX: 0000000000000000 RSI: 00007ffeb1196fe0 RDI: 0000000000000005
[   37.932457][  T461] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000078
[   37.932893][  T461] R10: 00007f95d4a34ee8 R11: 0000000000000246 R12: 0000000000000004
[   37.933326][  T461] R13: 00000000686e4090 R14: 0000000000499600 R15: 0000000000000000
| [   38.041613][  T462] ------------[ cut here ]------------
| [ 38.041955][ T462] WARNING: CPU: 1 PID: 462 at ./include/net/netdev_lock.h:17 netif_set_mtu_ext (./include/net/netdev_lock.h:17 ./include/net/netdev_lock.h:15 ./include/net/netdev_lock.h:25 net/core/dev.c:9610) 
| [   38.042569][  T462] Modules linked in: 8021q vrf veth
| [   38.043472][  T462] Tainted: [W]=WARN
[   38.043692][  T462] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 38.044055][ T462] RIP: 0010:netif_set_mtu_ext (./include/net/netdev_lock.h:17 ./include/net/netdev_lock.h:15 ./include/net/netdev_lock.h:25 net/core/dev.c:9610) 
[ 38.044353][ T462] Code: 00 00 8b 05 d7 bc 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 1a 63 7b 00 85 c0 0f 85 39 fe ff ff 90 <0f> 0b 90 e9 30 fe ff ff 48 b8 00 00 00 00 00 fc ff df 4c 89 fa 48
All code
========
   0:	00 00                	add    %al,(%rax)
   2:	8b 05 d7 bc 3a 02    	mov    0x23abcd7(%rip),%eax        # 0x23abcdf
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb a0 0c 00 00 	lea    0xca0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 1a 63 7b 00       	call   0x7b633b
  21:	85 c0                	test   %eax,%eax
  23:	0f 85 39 fe ff ff    	jne    0xfffffffffffffe62
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	e9 30 fe ff ff       	jmp    0xfffffffffffffe62
  32:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
  39:	fc ff df 
  3c:	4c 89 fa             	mov    %r15,%rdx
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	e9 30 fe ff ff       	jmp    0xfffffffffffffe38
   8:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
   f:	fc ff df 
  12:	4c 89 fa             	mov    %r15,%rdx
  15:	48                   	rex.W
[   38.045400][  T462] RSP: 0018:ffffc90000aa7140 EFLAGS: 00010246
[   38.045779][  T462] RAX: 0000000000000000 RBX: ffff888007e69000 RCX: 0000000000000001
[   38.046220][  T462] RDX: 0000000000000000 RSI: ffffffff8a29b941 RDI: ffffffff89a555e0
[   38.046676][  T462] RBP: ffffc90000aa7230 R08: ffff8880052a8800 R09: 0000000000000000
[   38.047110][  T462] R10: ffffc90000aa75c8 R11: ffffffff8b050668 R12: 1ffff92000154e2c
[   38.048706][  T462] R13: 00000000000005dc R14: ffffc90000aa7880 R15: ffff8880058d74e0
[   38.049152][  T462] FS:  00007f0312d12800(0000) GS:ffff8880a3137000(0000) knlGS:0000000000000000
[   38.049671][  T462] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   38.050034][  T462] CR2: 00000000004e5aa8 CR3: 00000000077c6005 CR4: 0000000000772ef0
[   38.050486][  T462] PKRU: 55555554
[   38.050704][  T462] Call Trace:
[   38.050921][  T462]  <TASK>
[ 38.051070][ T462] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 38.051367][ T462] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 38.051672][ T462] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 38.051999][ T462] ? __pfx_validate_linkmsg (net/core/rtnetlink.c:2660) 
[ 38.052291][ T462] ? is_bpf_text_address (kernel/bpf/core.c:777) 
[ 38.052588][ T462] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[ 38.052883][ T462] do_setlink.constprop.0 (net/core/rtnetlink.c:3106) 
[ 38.053178][ T462] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 38.053559][ T462] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 38.053850][ T462] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 38.054139][ T462] ? __kernel_text_address (kernel/extable.c:79) 
[ 38.054458][ T462] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 38.054762][ T462] ? __mutex_trylock_common (./arch/x86/include/asm/atomic64_64.h:101 ./include/linux/atomic/atomic-arch-fallback.h:4296 ./include/linux/atomic/atomic-long.h:1482 ./include/linux/atomic/atomic-instrumented.h:4458 kernel/locking/mutex.c:113) 
[ 38.055055][ T462] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 38.055425][ T462] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 38.055724][ T462] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 38.056012][ T462] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 38.056300][ T462] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 38.056600][ T462] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 38.056891][ T462] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 38.057177][ T462] ? __create_object (mm/kmemleak.c:771) 
[ 38.057480][ T462] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 38.057771][ T462] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 38.058065][ T462] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 38.058450][ T462] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 38.058765][ T462] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 38.059065][ T462] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 38.059356][ T462] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 38.059658][ T462] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 38.059947][ T462] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 38.060233][ T462] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 38.060542][ T462] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 38.060881][ T462] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 38.061171][ T462] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 38.061472][ T462] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 38.061767][ T462] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 38.062058][ T462] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 38.062349][ T462] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 38.062674][ T462] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 38.062965][ T462] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 ./include/net/netns/generic.h:48 net/netlink/af_netlink.c:333) 
[ 38.063258][ T462] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 38.063559][ T462] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 38.063851][ T462] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 38.064147][ T462] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 38.064445][ T462] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 38.064742][ T462] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 38.065040][ T462] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 38.065380][ T462] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 38.065696][ T462] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 38.066068][ T462] ___sys_sendmsg (net/socket.c:2670) 
[ 38.066356][ T462] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 38.066662][ T462] ? __call_rcu_common.constprop.0 (./arch/x86/include/asm/irqflags.h:26 ./arch/x86/include/asm/irqflags.h:109 ./arch/x86/include/asm/irqflags.h:127 kernel/rcu/tree.c:3096) 
[ 38.067031][ T462] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 38.067324][ T462] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 38.067626][ T462] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 38.067922][ T462] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 38.068214][ T462] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 38.068552][ T462] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 38.068862][ T462] __sys_sendmsg (net/socket.c:2700) 
[ 38.069149][ T462] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 38.069520][ T462] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 38.069824][ T462] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 38.070117][ T462] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 38.070408][ T462] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   38.070798][  T462] RIP: 0033:0x7f0312edf1e7
[ 38.071098][ T462] Code: 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b9 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 2e 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 89 54 24 1c 48 89 74 24 10
All code
========
   0:	0e                   	(bad)
   1:	00 f7                	add    %dh,%bh
   3:	d8 64 89 02          	fsubs  0x2(%rcx,%rcx,4)
   7:	48 c7 c0 ff ff ff ff 	mov    $0xffffffffffffffff,%rax
   e:	eb b9                	jmp    0xffffffffffffffc9
  10:	0f 1f 00             	nopl   (%rax)
  13:	f3 0f 1e fa          	endbr64
  17:	64 8b 04 25 18 00 00 	mov    %fs:0x18,%eax
  1e:	00 
  1f:	85 c0                	test   %eax,%eax
  21:	75 10                	jne    0x33
  23:	b8 2e 00 00 00       	mov    $0x2e,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax		<-- trapping instruction
  30:	77 51                	ja     0x83
  32:	c3                   	ret
  33:	48 83 ec 28          	sub    $0x28,%rsp
  37:	89 54 24 1c          	mov    %edx,0x1c(%rsp)
  3b:	48 89 74 24 10       	mov    %rsi,0x10(%rsp)

Code starting with the faulting instruction
===========================================
   0:	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax
   6:	77 51                	ja     0x59
   8:	c3                   	ret
   9:	48 83 ec 28          	sub    $0x28,%rsp
   d:	89 54 24 1c          	mov    %edx,0x1c(%rsp)
  11:	48 89 74 24 10       	mov    %rsi,0x10(%rsp)
[   38.072150][  T462] RSP: 002b:00007fffcd72f328 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   38.072597][  T462] RAX: ffffffffffffffda RBX: 00007fffcd72fa50 RCX: 00007f0312edf1e7
[   38.073034][  T462] RDX: 0000000000000000 RSI: 00007fffcd72f390 RDI: 0000000000000005
[   38.073481][  T462] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000078
[   38.073915][  T462] R10: 00007f0312ddcee8 R11: 0000000000000246 R12: 0000000000000004
[   38.074350][  T462] R13: 00000000686e4090 R14: 0000000000499600 R15: 0000000000000000
| [   38.799766][  T484] ------------[ cut here ]------------
| [ 38.800096][ 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) 
| [   38.802312][  T484] Modules linked in: 8021q vrf veth
| [   38.803348][  T484] Tainted: [W]=WARN
[   38.803700][  T484] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 38.804065][ 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) 
[ 38.804370][ T484] Code: 00 00 8b 05 d7 bc 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 1a 63 7b 00 85 c0 0f 85 39 fe ff ff 90 <0f> 0b 90 e9 30 fe ff ff 48 b8 00 00 00 00 00 fc ff df 4c 89 fa 48
All code
========
   0:	00 00                	add    %al,(%rax)
   2:	8b 05 d7 bc 3a 02    	mov    0x23abcd7(%rip),%eax        # 0x23abcdf
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb a0 0c 00 00 	lea    0xca0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 1a 63 7b 00       	call   0x7b633b
  21:	85 c0                	test   %eax,%eax
  23:	0f 85 39 fe ff ff    	jne    0xfffffffffffffe62
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	e9 30 fe ff ff       	jmp    0xfffffffffffffe62
  32:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
  39:	fc ff df 
  3c:	4c 89 fa             	mov    %r15,%rdx
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	e9 30 fe ff ff       	jmp    0xfffffffffffffe38
   8:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
   f:	fc ff df 
  12:	4c 89 fa             	mov    %r15,%rdx
  15:	48                   	rex.W
[   38.805484][  T484] RSP: 0018:ffffc90000aa7140 EFLAGS: 00010246
[   38.805860][  T484] RAX: 0000000000000000 RBX: ffff8880020f4000 RCX: 0000000000000001
[   38.806298][  T484] RDX: 0000000000000000 RSI: ffffffff8a29b941 RDI: ffffffff89a555e0
[   38.806744][  T484] RBP: ffffc90000aa7230 R08: ffff88800c0d3800 R09: 0000000000000000
[   38.807186][  T484] R10: ffffc90000aa75c8 R11: ffffffff8b050668 R12: 1ffff92000154e2c
[   38.807630][  T484] R13: 0000000000000044 R14: ffffc90000aa7880 R15: ffff88800911f4e0
[   38.808068][  T484] FS:  00007f149ad29800(0000) GS:ffff8880a3237000(0000) knlGS:0000000000000000
[   38.808592][  T484] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   38.808962][  T484] CR2: 00000000004e5aa0 CR3: 0000000009a9f002 CR4: 0000000000772ef0
[   38.809405][  T484] PKRU: 55555554
[   38.809637][  T484] Call Trace:
[   38.809859][  T484]  <TASK>
[ 38.810015][ T484] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 38.810313][ T484] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 38.810618][ T484] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 38.810911][ T484] ? __pfx_validate_linkmsg (net/core/rtnetlink.c:2660) 
[ 38.811201][ T484] ? is_bpf_text_address (kernel/bpf/core.c:777) 
[ 38.811510][ T484] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[ 38.811806][ T484] do_setlink.constprop.0 (net/core/rtnetlink.c:3106) 
[ 38.812109][ T484] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 38.812487][ T484] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 38.812776][ T484] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 38.813065][ T484] ? __kernel_text_address (kernel/extable.c:79) 
[ 38.813357][ T484] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 38.813660][ 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) 
[ 38.813959][ T484] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 38.814322][ T484] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 38.814630][ T484] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 38.814920][ T484] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 38.815208][ T484] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 38.815510][ T484] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 38.815801][ T484] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 38.816093][ T484] ? __create_object (mm/kmemleak.c:771) 
[ 38.816387][ T484] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 38.816693][ T484] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 38.816992][ T484] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 38.817351][ T484] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 38.817659][ T484] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 38.817952][ T484] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 38.818241][ T484] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 38.818557][ T484] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 38.818854][ T484] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 38.819148][ T484] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 38.819449][ T484] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 38.819739][ T484] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 38.820038][ T484] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 38.820332][ T484] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 38.820642][ T484] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 38.820934][ T484] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 38.821225][ T484] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 38.821535][ T484] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 38.821823][ 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) 
[ 38.822117][ T484] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 38.822424][ T484] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 38.822714][ T484] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 38.823009][ T484] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 38.823303][ T484] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 38.823601][ T484] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 38.823899][ T484] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 38.824201][ T484] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 38.824513][ T484] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 38.824886][ T484] ___sys_sendmsg (net/socket.c:2670) 
[ 38.825176][ T484] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 38.825481][ 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) 
[ 38.825845][ T484] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 38.826141][ T484] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 38.826449][ T484] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 38.826749][ T484] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 38.827042][ 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) 
[ 38.827340][ T484] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 38.827649][ T484] __sys_sendmsg (net/socket.c:2700) 
[ 38.827941][ T484] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 38.828301][ T484] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 38.828634][ T484] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 38.828928][ T484] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 38.829222][ T484] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   38.829593][  T484] RIP: 0033:0x7f149aef61e7
[ 38.829895][ 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)
[   38.830943][  T484] RSP: 002b:00007fff61208218 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   38.831387][  T484] RAX: ffffffffffffffda RBX: 00007fff61208940 RCX: 00007f149aef61e7
[   38.831833][  T484] RDX: 0000000000000000 RSI: 00007fff61208280 RDI: 0000000000000005
[   38.832271][  T484] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000078
[   38.832714][  T484] R10: 00007f149adf3ee8 R11: 0000000000000246 R12: 0000000000000004
[   38.833157][  T484] R13: 00000000686e4091 R14: 0000000000499600 R15: 0000000000000000
| [   39.078318][  T488] ------------[ cut here ]------------
| [ 39.078666][ T488] WARNING: CPU: 0 PID: 488 at ./include/net/netdev_lock.h:17 netif_set_mtu_ext (./include/net/netdev_lock.h:17 ./include/net/netdev_lock.h:15 ./include/net/netdev_lock.h:25 net/core/dev.c:9610) 
| [   39.079244][  T488] Modules linked in: 8021q vrf veth
| [   39.080373][  T488] Tainted: [W]=WARN
[   39.080605][  T488] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 39.080968][ T488] RIP: 0010:netif_set_mtu_ext (./include/net/netdev_lock.h:17 ./include/net/netdev_lock.h:15 ./include/net/netdev_lock.h:25 net/core/dev.c:9610) 
[ 39.081266][ T488] Code: 00 00 8b 05 d7 bc 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 1a 63 7b 00 85 c0 0f 85 39 fe ff ff 90 <0f> 0b 90 e9 30 fe ff ff 48 b8 00 00 00 00 00 fc ff df 4c 89 fa 48
All code
========
   0:	00 00                	add    %al,(%rax)
   2:	8b 05 d7 bc 3a 02    	mov    0x23abcd7(%rip),%eax        # 0x23abcdf
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb a0 0c 00 00 	lea    0xca0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 1a 63 7b 00       	call   0x7b633b
  21:	85 c0                	test   %eax,%eax
  23:	0f 85 39 fe ff ff    	jne    0xfffffffffffffe62
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	e9 30 fe ff ff       	jmp    0xfffffffffffffe62
  32:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
  39:	fc ff df 
  3c:	4c 89 fa             	mov    %r15,%rdx
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	e9 30 fe ff ff       	jmp    0xfffffffffffffe38
   8:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
   f:	fc ff df 
  12:	4c 89 fa             	mov    %r15,%rdx
  15:	48                   	rex.W
[   39.082308][  T488] RSP: 0018:ffffc90000c27140 EFLAGS: 00010246
[   39.082685][  T488] RAX: 0000000000000000 RBX: ffff88800a564000 RCX: 0000000000000001
[   39.083129][  T488] RDX: 0000000000000000 RSI: ffffffff8a29b941 RDI: ffffffff89a555e0
[   39.083575][  T488] RBP: ffffc90000c27230 R08: ffff88800b81d000 R09: 0000000000000000
[   39.084012][  T488] R10: ffffc90000c275c8 R11: ffffffff8b050668 R12: 1ffff92000184e2c
[   39.084454][  T488] R13: 0000000000000044 R14: ffffc90000c27880 R15: ffff888008ee8760
[   39.084895][  T488] FS:  00007faa89a21800(0000) GS:ffff8880a30b7000(0000) knlGS:0000000000000000
[   39.085400][  T488] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   39.085776][  T488] CR2: 00000000004e7370 CR3: 00000000056a4001 CR4: 0000000000772ef0
[   39.086214][  T488] PKRU: 55555554
[   39.086438][  T488] Call Trace:
[   39.086664][  T488]  <TASK>
[ 39.086812][ T488] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 39.087107][ T488] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 39.087396][ T488] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 39.087699][ T488] ? __pfx_validate_linkmsg (net/core/rtnetlink.c:2660) 
[ 39.087998][ T488] ? is_bpf_text_address (kernel/bpf/core.c:777) 
[ 39.088291][ T488] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[ 39.088629][ T488] do_setlink.constprop.0 (net/core/rtnetlink.c:3106) 
[ 39.088931][ T488] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 39.089309][ T488] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 39.089606][ T488] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 39.089895][ T488] ? __kernel_text_address (kernel/extable.c:79) 
[ 39.090186][ T488] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 39.090489][ T488] ? __mutex_trylock_common (./arch/x86/include/asm/atomic64_64.h:101 ./include/linux/atomic/atomic-arch-fallback.h:4296 ./include/linux/atomic/atomic-long.h:1482 ./include/linux/atomic/atomic-instrumented.h:4458 kernel/locking/mutex.c:113) 
[ 39.090780][ T488] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 39.091140][ T488] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 39.091450][ T488] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 39.091765][ T488] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 39.092056][ T488] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 39.092349][ T488] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 39.092652][ T488] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 39.092942][ T488] ? __create_object (mm/kmemleak.c:771) 
[ 39.093238][ T488] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 39.093539][ T488] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 39.093836][ T488] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 39.094197][ T488] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 39.094505][ T488] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 39.094802][ T488] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 39.095095][ T488] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 39.095392][ T488] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 39.095701][ T488] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 39.095994][ T488] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 39.096295][ T488] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 39.096595][ T488] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 39.096889][ T488] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 39.097186][ T488] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 39.097494][ T488] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 39.097786][ T488] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 39.098079][ T488] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 39.098383][ T488] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 39.098709][ T488] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 ./include/net/netns/generic.h:48 net/netlink/af_netlink.c:333) 
[ 39.099003][ T488] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 39.099294][ T488] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 39.099590][ T488] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 39.099889][ T488] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 39.100182][ T488] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 39.100496][ T488] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 39.100792][ T488] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 39.101086][ T488] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 39.101381][ T488] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 39.101763][ T488] ___sys_sendmsg (net/socket.c:2670) 
[ 39.102051][ T488] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 39.102349][ T488] ? __call_rcu_common.constprop.0 (./arch/x86/include/asm/irqflags.h:26 ./arch/x86/include/asm/irqflags.h:109 ./arch/x86/include/asm/irqflags.h:127 kernel/rcu/tree.c:3096) 
[ 39.102725][ T488] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 39.103020][ T488] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 39.103314][ T488] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 39.103621][ T488] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 39.103909][ T488] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 39.104197][ T488] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 39.104503][ T488] __sys_sendmsg (net/socket.c:2700) 
[ 39.104796][ T488] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 39.105152][ T488] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 39.105463][ T488] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 39.105756][ T488] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 39.106047][ T488] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   39.106406][  T488] RIP: 0033:0x7faa89bee1e7
[ 39.106723][ T488] Code: 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b9 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 2e 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 89 54 24 1c 48 89 74 24 10
All code
========
   0:	0e                   	(bad)
   1:	00 f7                	add    %dh,%bh
   3:	d8 64 89 02          	fsubs  0x2(%rcx,%rcx,4)
   7:	48 c7 c0 ff ff ff ff 	mov    $0xffffffffffffffff,%rax
   e:	eb b9                	jmp    0xffffffffffffffc9
  10:	0f 1f 00             	nopl   (%rax)
  13:	f3 0f 1e fa          	endbr64
  17:	64 8b 04 25 18 00 00 	mov    %fs:0x18,%eax
  1e:	00 
  1f:	85 c0                	test   %eax,%eax
  21:	75 10                	jne    0x33
  23:	b8 2e 00 00 00       	mov    $0x2e,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax		<-- trapping instruction
  30:	77 51                	ja     0x83
  32:	c3                   	ret
  33:	48 83 ec 28          	sub    $0x28,%rsp
  37:	89 54 24 1c          	mov    %edx,0x1c(%rsp)
  3b:	48 89 74 24 10       	mov    %rsi,0x10(%rsp)

Code starting with the faulting instruction
===========================================
   0:	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax
   6:	77 51                	ja     0x59
   8:	c3                   	ret
   9:	48 83 ec 28          	sub    $0x28,%rsp
   d:	89 54 24 1c          	mov    %edx,0x1c(%rsp)
  11:	48 89 74 24 10       	mov    %rsi,0x10(%rsp)
[   39.107774][  T488] RSP: 002b:00007fff68b9de88 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   39.108215][  T488] RAX: ffffffffffffffda RBX: 00007fff68b9e5b0 RCX: 00007faa89bee1e7
[   39.108666][  T488] RDX: 0000000000000000 RSI: 00007fff68b9def0 RDI: 0000000000000005
[   39.109109][  T488] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000078
[   39.109553][  T488] R10: 00007faa89aebee8 R11: 0000000000000246 R12: 0000000000000004
[   39.109988][  T488] R13: 00000000686e4091 R14: 0000000000499600 R15: 0000000000000000
| [   39.359857][  T492] ------------[ cut here ]------------
| [ 39.360165][ T492] WARNING: CPU: 1 PID: 492 at ./include/net/netdev_lock.h:17 netif_set_mtu_ext (./include/net/netdev_lock.h:17 ./include/net/netdev_lock.h:15 ./include/net/netdev_lock.h:25 net/core/dev.c:9610) 
| [   39.360722][  T492] Modules linked in: 8021q vrf veth
| [   39.362943][  T492] Tainted: [W]=WARN
[   39.363170][  T492] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 39.363645][ T492] RIP: 0010:netif_set_mtu_ext (./include/net/netdev_lock.h:17 ./include/net/netdev_lock.h:15 ./include/net/netdev_lock.h:25 net/core/dev.c:9610) 
[ 39.363932][ T492] Code: 00 00 8b 05 d7 bc 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 1a 63 7b 00 85 c0 0f 85 39 fe ff ff 90 <0f> 0b 90 e9 30 fe ff ff 48 b8 00 00 00 00 00 fc ff df 4c 89 fa 48
All code
========
   0:	00 00                	add    %al,(%rax)
   2:	8b 05 d7 bc 3a 02    	mov    0x23abcd7(%rip),%eax        # 0x23abcdf
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb a0 0c 00 00 	lea    0xca0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 1a 63 7b 00       	call   0x7b633b
  21:	85 c0                	test   %eax,%eax
  23:	0f 85 39 fe ff ff    	jne    0xfffffffffffffe62
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	e9 30 fe ff ff       	jmp    0xfffffffffffffe62
  32:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
  39:	fc ff df 
  3c:	4c 89 fa             	mov    %r15,%rdx
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	e9 30 fe ff ff       	jmp    0xfffffffffffffe38
   8:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
   f:	fc ff df 
  12:	4c 89 fa             	mov    %r15,%rdx
  15:	48                   	rex.W
[   39.364973][  T492] RSP: 0018:ffffc90000c07140 EFLAGS: 00010246
[   39.365323][  T492] RAX: 0000000000000000 RBX: ffff888007e69000 RCX: 0000000000000001
[   39.365746][  T492] RDX: 0000000000000000 RSI: ffffffff8a29b941 RDI: ffffffff89a555e0
[   39.366153][  T492] RBP: ffffc90000c07230 R08: ffff88800a6db800 R09: 0000000000000000
[   39.366575][  T492] R10: ffffc90000c075c8 R11: ffffffff8b050668 R12: 1ffff92000180e2c
[   39.367041][  T492] R13: 0000000000000044 R14: ffffc90000c07880 R15: ffff8880050d7160
[   39.367480][  T492] FS:  00007fac1e7b3800(0000) GS:ffff8880a3137000(0000) knlGS:0000000000000000
[   39.367980][  T492] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   39.368348][  T492] CR2: 00000000004e5aa8 CR3: 00000000093b9005 CR4: 0000000000772ef0
[   39.368804][  T492] PKRU: 55555554
[   39.369020][  T492] Call Trace:
[   39.369234][  T492]  <TASK>
[ 39.369382][ T492] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 39.369691][ T492] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 39.369994][ T492] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 39.370285][ T492] ? __pfx_validate_linkmsg (net/core/rtnetlink.c:2660) 
[ 39.370601][ T492] ? is_bpf_text_address (kernel/bpf/core.c:777) 
[ 39.370895][ T492] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[ 39.371191][ T492] do_setlink.constprop.0 (net/core/rtnetlink.c:3106) 
[ 39.371495][ T492] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 39.371858][ T492] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 39.372149][ T492] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 39.372448][ T492] ? __kernel_text_address (kernel/extable.c:79) 
[ 39.372741][ T492] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 39.373032][ T492] ? __mutex_trylock_common (./arch/x86/include/asm/atomic64_64.h:101 ./include/linux/atomic/atomic-arch-fallback.h:4296 ./include/linux/atomic/atomic-long.h:1482 ./include/linux/atomic/atomic-instrumented.h:4458 kernel/locking/mutex.c:113) 
[ 39.373322][ T492] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 39.373694][ T492] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 39.373993][ T492] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 39.374282][ T492] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 39.374580][ T492] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 39.374874][ T492] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 39.375165][ T492] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 39.375460][ T492] ? __create_object (mm/kmemleak.c:771) 
[ 39.375753][ T492] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 39.376043][ T492] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 39.376333][ T492] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 39.376698][ T492] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 39.377000][ T492] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 39.377295][ T492] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 39.377594][ T492] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 39.377896][ T492] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 39.378186][ T492] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 39.378480][ T492] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 39.378785][ T492] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 39.379072][ T492] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 39.379366][ T492] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 39.379665][ T492] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 39.379960][ T492] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 39.380250][ T492] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 39.380553][ T492] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 39.380850][ T492] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 39.381142][ T492] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 ./include/net/netns/generic.h:48 net/netlink/af_netlink.c:333) 
[ 39.381454][ T492] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 39.381754][ T492] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 39.382043][ T492] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 39.382337][ T492] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 39.382637][ T492] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 39.382929][ T492] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 39.383225][ T492] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 39.383533][ T492] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 39.383824][ T492] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 39.384197][ T492] ___sys_sendmsg (net/socket.c:2670) 
[ 39.384490][ T492] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 39.384777][ T492] ? __call_rcu_common.constprop.0 (./arch/x86/include/asm/irqflags.h:26 ./arch/x86/include/asm/irqflags.h:109 ./arch/x86/include/asm/irqflags.h:127 kernel/rcu/tree.c:3096) 
[ 39.385136][ T492] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 39.385442][ T492] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 39.385743][ T492] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 39.386040][ T492] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 39.386329][ T492] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 39.386628][ T492] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 39.386924][ T492] __sys_sendmsg (net/socket.c:2700) 
[ 39.387211][ T492] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 39.387576][ T492] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 39.387882][ T492] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 39.388174][ T492] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 39.388472][ T492] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   39.388836][  T492] RIP: 0033:0x7fac1e9801e7
[ 39.389136][ T492] Code: 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b9 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 2e 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 89 54 24 1c 48 89 74 24 10
All code
========
   0:	0e                   	(bad)
   1:	00 f7                	add    %dh,%bh
   3:	d8 64 89 02          	fsubs  0x2(%rcx,%rcx,4)
   7:	48 c7 c0 ff ff ff ff 	mov    $0xffffffffffffffff,%rax
   e:	eb b9                	jmp    0xffffffffffffffc9
  10:	0f 1f 00             	nopl   (%rax)
  13:	f3 0f 1e fa          	endbr64
  17:	64 8b 04 25 18 00 00 	mov    %fs:0x18,%eax
  1e:	00 
  1f:	85 c0                	test   %eax,%eax
  21:	75 10                	jne    0x33
  23:	b8 2e 00 00 00       	mov    $0x2e,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax		<-- trapping instruction
  30:	77 51                	ja     0x83
  32:	c3                   	ret
  33:	48 83 ec 28          	sub    $0x28,%rsp
  37:	89 54 24 1c          	mov    %edx,0x1c(%rsp)
  3b:	48 89 74 24 10       	mov    %rsi,0x10(%rsp)

Code starting with the faulting instruction
===========================================
   0:	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax
   6:	77 51                	ja     0x59
   8:	c3                   	ret
   9:	48 83 ec 28          	sub    $0x28,%rsp
   d:	89 54 24 1c          	mov    %edx,0x1c(%rsp)
  11:	48 89 74 24 10       	mov    %rsi,0x10(%rsp)
[   39.390178][  T492] RSP: 002b:00007ffccfcc6438 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   39.390629][  T492] RAX: ffffffffffffffda RBX: 00007ffccfcc6b60 RCX: 00007fac1e9801e7
[   39.391061][  T492] RDX: 0000000000000000 RSI: 00007ffccfcc64a0 RDI: 0000000000000005
[   39.391496][  T492] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000078
[   39.391926][  T492] R10: 00007fac1e87dee8 R11: 0000000000000246 R12: 0000000000000004
[   39.392353][  T492] R13: 00000000686e4092 R14: 0000000000499600 R15: 0000000000000000
| [   39.646810][  T496] ------------[ cut here ]------------
| [ 39.647156][ T496] WARNING: CPU: 2 PID: 496 at ./include/net/netdev_lock.h:17 netif_set_mtu_ext (./include/net/netdev_lock.h:17 ./include/net/netdev_lock.h:15 ./include/net/netdev_lock.h:25 net/core/dev.c:9610) 
| [   39.647956][  T496] Modules linked in: 8021q vrf veth
| [   39.648866][  T496] Tainted: [W]=WARN
[   39.649131][  T496] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 39.649501][ T496] RIP: 0010:netif_set_mtu_ext (./include/net/netdev_lock.h:17 ./include/net/netdev_lock.h:15 ./include/net/netdev_lock.h:25 net/core/dev.c:9610) 
[ 39.649807][ T496] Code: 00 00 8b 05 d7 bc 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 1a 63 7b 00 85 c0 0f 85 39 fe ff ff 90 <0f> 0b 90 e9 30 fe ff ff 48 b8 00 00 00 00 00 fc ff df 4c 89 fa 48
All code
========
   0:	00 00                	add    %al,(%rax)
   2:	8b 05 d7 bc 3a 02    	mov    0x23abcd7(%rip),%eax        # 0x23abcdf
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb a0 0c 00 00 	lea    0xca0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 1a 63 7b 00       	call   0x7b633b
  21:	85 c0                	test   %eax,%eax
  23:	0f 85 39 fe ff ff    	jne    0xfffffffffffffe62
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	e9 30 fe ff ff       	jmp    0xfffffffffffffe62
  32:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
  39:	fc ff df 
  3c:	4c 89 fa             	mov    %r15,%rdx
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	e9 30 fe ff ff       	jmp    0xfffffffffffffe38
   8:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
   f:	fc ff df 
  12:	4c 89 fa             	mov    %r15,%rdx
  15:	48                   	rex.W
[   39.650856][  T496] RSP: 0018:ffffc90000c57140 EFLAGS: 00010246
[   39.651224][  T496] RAX: 0000000000000000 RBX: ffff888007784000 RCX: 0000000000000001
[   39.651661][  T496] RDX: 0000000000000000 RSI: ffffffff8a29b941 RDI: ffffffff89a555e0
[   39.652082][  T496] RBP: ffffc90000c57230 R08: ffff888009c0e800 R09: 0000000000000000
[   39.652519][  T496] R10: ffffc90000c575c8 R11: ffffffff8b050668 R12: 1ffff9200018ae2c
[   39.652938][  T496] R13: 0000000000000044 R14: ffffc90000c57880 R15: ffff8880050d7860
[   39.653358][  T496] FS:  00007f5fde395800(0000) GS:ffff8880a31b7000(0000) knlGS:0000000000000000
[   39.653852][  T496] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   39.654251][  T496] CR2: 00000000004e7378 CR3: 0000000009a7f001 CR4: 0000000000772ef0
[   39.654704][  T496] PKRU: 55555554
[   39.654933][  T496] Call Trace:
[   39.655194][  T496]  <TASK>
[ 39.655354][ T496] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 39.655864][ T496] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 39.656272][ T496] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 39.656704][ T496] ? __pfx_validate_linkmsg (net/core/rtnetlink.c:2660) 
[ 39.657002][ T496] ? is_bpf_text_address (kernel/bpf/core.c:777) 
[ 39.657289][ T496] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[ 39.657588][ T496] do_setlink.constprop.0 (net/core/rtnetlink.c:3106) 
[ 39.657881][ T496] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 39.658304][ T496] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 39.658629][ T496] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 39.658923][ T496] ? __kernel_text_address (kernel/extable.c:79) 
[ 39.659214][ T496] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 39.659539][ T496] ? __mutex_trylock_common (./arch/x86/include/asm/atomic64_64.h:101 ./include/linux/atomic/atomic-arch-fallback.h:4296 ./include/linux/atomic/atomic-long.h:1482 ./include/linux/atomic/atomic-instrumented.h:4458 kernel/locking/mutex.c:113) 
[ 39.659842][ T496] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 39.660215][ T496] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 39.660527][ T496] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 39.660828][ T496] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 39.661125][ T496] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 39.661426][ T496] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 39.661741][ T496] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 39.662064][ T496] ? __create_object (mm/kmemleak.c:771) 
[ 39.662359][ T496] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 39.662662][ T496] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 39.662949][ T496] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 39.663323][ T496] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 39.663654][ T496] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 39.663954][ T496] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 39.664271][ T496] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 39.664585][ T496] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 39.664887][ T496] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 39.665183][ T496] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 39.665493][ T496] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 39.665792][ T496] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 39.666126][ T496] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 39.666453][ T496] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 39.666747][ T496] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 39.667035][ T496] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 39.667321][ T496] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 39.667641][ T496] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 39.667926][ T496] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 ./include/net/netns/generic.h:48 net/netlink/af_netlink.c:333) 
[ 39.668243][ T496] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 39.668566][ T496] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 39.668861][ T496] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 39.669164][ T496] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 39.669476][ T496] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 39.669774][ T496] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 39.670126][ T496] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 39.670460][ T496] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 39.670751][ T496] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 39.671131][ T496] ___sys_sendmsg (net/socket.c:2670) 
[ 39.671428][ T496] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 39.671726][ T496] ? __call_rcu_common.constprop.0 (./arch/x86/include/asm/irqflags.h:26 ./arch/x86/include/asm/irqflags.h:109 ./arch/x86/include/asm/irqflags.h:127 kernel/rcu/tree.c:3096) 
[ 39.672082][ T496] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 39.672382][ T496] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 39.672699][ T496] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 39.673002][ T496] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 39.673296][ T496] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 39.673604][ T496] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 39.673900][ T496] __sys_sendmsg (net/socket.c:2700) 
[ 39.674221][ T496] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 39.674587][ T496] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 39.674893][ T496] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 39.675182][ T496] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 39.675483][ T496] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   39.675840][  T496] RIP: 0033:0x7f5fde5621e7
[ 39.676137][ T496] Code: 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b9 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 2e 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 89 54 24 1c 48 89 74 24 10
All code
========
   0:	0e                   	(bad)
   1:	00 f7                	add    %dh,%bh
   3:	d8 64 89 02          	fsubs  0x2(%rcx,%rcx,4)
   7:	48 c7 c0 ff ff ff ff 	mov    $0xffffffffffffffff,%rax
   e:	eb b9                	jmp    0xffffffffffffffc9
  10:	0f 1f 00             	nopl   (%rax)
  13:	f3 0f 1e fa          	endbr64
  17:	64 8b 04 25 18 00 00 	mov    %fs:0x18,%eax
  1e:	00 
  1f:	85 c0                	test   %eax,%eax
  21:	75 10                	jne    0x33
  23:	b8 2e 00 00 00       	mov    $0x2e,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax		<-- trapping instruction
  30:	77 51                	ja     0x83
  32:	c3                   	ret
  33:	48 83 ec 28          	sub    $0x28,%rsp
  37:	89 54 24 1c          	mov    %edx,0x1c(%rsp)
  3b:	48 89 74 24 10       	mov    %rsi,0x10(%rsp)

Code starting with the faulting instruction
===========================================
   0:	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax
   6:	77 51                	ja     0x59
   8:	c3                   	ret
   9:	48 83 ec 28          	sub    $0x28,%rsp
   d:	89 54 24 1c          	mov    %edx,0x1c(%rsp)
  11:	48 89 74 24 10       	mov    %rsi,0x10(%rsp)
[   39.677138][  T496] RSP: 002b:00007ffefbdd4e28 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   39.677575][  T496] RAX: ffffffffffffffda RBX: 00007ffefbdd5550 RCX: 00007f5fde5621e7
[   39.678039][  T496] RDX: 0000000000000000 RSI: 00007ffefbdd4e90 RDI: 0000000000000005
[   39.678474][  T496] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000078
[   39.678919][  T496] R10: 00007f5fde45fee8 R11: 0000000000000246 R12: 0000000000000004
[   39.679342][  T496] R13: 00000000686e4092 R14: 0000000000499600 R15: 0000000000000000
| [   41.099287][  T501] ------------[ cut here ]------------
| [ 41.099661][ T501] WARNING: CPU: 2 PID: 501 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) 
| [   41.100229][  T501] Modules linked in: 8021q vrf veth
| [   41.101141][  T501] Tainted: [W]=WARN
[   41.101366][  T501] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 41.101734][ T501] 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) 
[ 41.102034][ T501] Code: 00 00 8b 05 d7 bc 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 1a 63 7b 00 85 c0 0f 85 39 fe ff ff 90 <0f> 0b 90 e9 30 fe ff ff 48 b8 00 00 00 00 00 fc ff df 4c 89 fa 48
All code
========
   0:	00 00                	add    %al,(%rax)
   2:	8b 05 d7 bc 3a 02    	mov    0x23abcd7(%rip),%eax        # 0x23abcdf
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb a0 0c 00 00 	lea    0xca0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 1a 63 7b 00       	call   0x7b633b
  21:	85 c0                	test   %eax,%eax
  23:	0f 85 39 fe ff ff    	jne    0xfffffffffffffe62
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	e9 30 fe ff ff       	jmp    0xfffffffffffffe62
  32:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
  39:	fc ff df 
  3c:	4c 89 fa             	mov    %r15,%rdx
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	e9 30 fe ff ff       	jmp    0xfffffffffffffe38
   8:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
   f:	fc ff df 
  12:	4c 89 fa             	mov    %r15,%rdx
  15:	48                   	rex.W
[   41.103044][  T501] RSP: 0018:ffffc90000c77140 EFLAGS: 00010246
[   41.103418][  T501] RAX: 0000000000000000 RBX: ffff88800a564000 RCX: 0000000000000001
[   41.103844][  T501] RDX: 0000000000000000 RSI: ffffffff8a29b941 RDI: ffffffff89a555e0
[   41.104272][  T501] RBP: ffffc90000c77230 R08: ffff88800c668800 R09: 0000000000000000
[   41.104718][  T501] R10: ffffc90000c775c8 R11: ffffffff8b050668 R12: 1ffff9200018ee2c
[   41.105141][  T501] R13: 0000000000000044 R14: ffffc90000c77880 R15: ffff8880058d6de0
[   41.105590][  T501] FS:  00007f758ccc7800(0000) GS:ffff8880a31b7000(0000) knlGS:0000000000000000
[   41.106084][  T501] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   41.106452][  T501] CR2: 00000000004e7370 CR3: 0000000009d09002 CR4: 0000000000772ef0
[   41.106885][  T501] PKRU: 55555554
[   41.107107][  T501] Call Trace:
[   41.107329][  T501]  <TASK>
[ 41.107493][ T501] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 41.107788][ T501] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 41.108076][ T501] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 41.108371][ T501] ? __pfx_validate_linkmsg (net/core/rtnetlink.c:2660) 
[ 41.108686][ T501] ? is_bpf_text_address (kernel/bpf/core.c:777) 
[ 41.108975][ T501] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[ 41.109273][ T501] do_setlink.constprop.0 (net/core/rtnetlink.c:3106) 
[ 41.109579][ T501] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 41.109941][ T501] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 41.110225][ T501] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 41.110524][ T501] ? __kernel_text_address (kernel/extable.c:79) 
[ 41.110815][ T501] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 41.111106][ T501] ? __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) 
[ 41.111398][ T501] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 41.111761][ T501] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 41.112050][ T501] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 41.112346][ T501] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 41.112657][ T501] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 41.112948][ T501] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 41.113236][ T501] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 41.113539][ T501] ? __create_object (mm/kmemleak.c:771) 
[ 41.113835][ T501] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 41.114132][ T501] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 41.114440][ T501] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 41.114795][ T501] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 41.115101][ T501] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 41.115393][ T501] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 41.115689][ T501] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 41.115988][ T501] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 41.116280][ T501] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 41.116586][ T501] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 41.116882][ T501] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 41.117182][ T501] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 41.117491][ T501] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 41.117787][ T501] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 41.118088][ T501] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 41.118377][ T501] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 41.118702][ T501] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 41.119017][ T501] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 41.119308][ T501] ? 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) 
[ 41.119608][ T501] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 41.119909][ T501] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 41.120196][ T501] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 41.120509][ T501] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 41.120800][ T501] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 41.121086][ T501] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 41.121392][ T501] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 41.121693][ T501] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 41.121991][ T501] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 41.122360][ T501] ___sys_sendmsg (net/socket.c:2670) 
[ 41.122655][ T501] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 41.122951][ T501] ? __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) 
[ 41.123312][ T501] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 41.123629][ T501] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 41.123922][ T501] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 41.124217][ T501] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 41.124533][ T501] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 41.124828][ T501] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 41.125139][ T501] __sys_sendmsg (net/socket.c:2700) 
[ 41.125447][ T501] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 41.125803][ T501] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 41.126105][ T501] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 41.126402][ T501] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 41.126700][ T501] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   41.127055][  T501] RIP: 0033:0x7f758ce941e7
[ 41.127365][ T501] 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)
[   41.128379][  T501] RSP: 002b:00007ffc9704b2d8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   41.128833][  T501] RAX: ffffffffffffffda RBX: 00007ffc9704ba00 RCX: 00007f758ce941e7
[   41.129265][  T501] RDX: 0000000000000000 RSI: 00007ffc9704b340 RDI: 0000000000000005
[   41.129701][  T501] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000078
[   41.130127][  T501] R10: 00007f758cd91ee8 R11: 0000000000000246 R12: 0000000000000004
[   41.130570][  T501] R13: 00000000686e4093 R14: 0000000000499600 R15: 0000000000000000
| [   41.282466][  T502] ------------[ cut here ]------------
| [ 41.282935][ T502] WARNING: CPU: 3 PID: 502 at ./include/net/netdev_lock.h:17 netif_set_mtu_ext (./include/net/netdev_lock.h:17 ./include/net/netdev_lock.h:15 ./include/net/netdev_lock.h:25 net/core/dev.c:9610) 
| [   41.283532][  T502] Modules linked in: 8021q vrf veth
| [   41.284989][  T502] Tainted: [W]=WARN
[   41.285204][  T502] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 41.285713][ T502] RIP: 0010:netif_set_mtu_ext (./include/net/netdev_lock.h:17 ./include/net/netdev_lock.h:15 ./include/net/netdev_lock.h:25 net/core/dev.c:9610) 
[ 41.286074][ T502] Code: 00 00 8b 05 d7 bc 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 1a 63 7b 00 85 c0 0f 85 39 fe ff ff 90 <0f> 0b 90 e9 30 fe ff ff 48 b8 00 00 00 00 00 fc ff df 4c 89 fa 48
All code
========
   0:	00 00                	add    %al,(%rax)
   2:	8b 05 d7 bc 3a 02    	mov    0x23abcd7(%rip),%eax        # 0x23abcdf
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb a0 0c 00 00 	lea    0xca0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 1a 63 7b 00       	call   0x7b633b
  21:	85 c0                	test   %eax,%eax
  23:	0f 85 39 fe ff ff    	jne    0xfffffffffffffe62
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	e9 30 fe ff ff       	jmp    0xfffffffffffffe62
  32:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
  39:	fc ff df 
  3c:	4c 89 fa             	mov    %r15,%rdx
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	e9 30 fe ff ff       	jmp    0xfffffffffffffe38
   8:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
   f:	fc ff df 
  12:	4c 89 fa             	mov    %r15,%rdx
  15:	48                   	rex.W
[   41.287224][  T502] RSP: 0018:ffffc90000c87140 EFLAGS: 00010246
[   41.287617][  T502] RAX: 0000000000000000 RBX: ffff8880020f4000 RCX: 0000000000000001
[   41.288028][  T502] RDX: 0000000000000000 RSI: ffffffff8a29b941 RDI: ffffffff89a555e0
[   41.288673][  T502] RBP: ffffc90000c87230 R08: ffff88800bbab800 R09: 0000000000000000
[   41.289140][  T502] R10: ffffc90000c875c8 R11: ffffffff8b050668 R12: 1ffff92000190e2c
[   41.289696][  T502] R13: 00000000000005dc R14: ffffc90000c87880 R15: ffff8880058d4ae0
[   41.290208][  T502] FS:  00007f678c3ed800(0000) GS:ffff8880a3237000(0000) knlGS:0000000000000000
[   41.290751][  T502] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   41.291161][  T502] CR2: 00000000004e5aa0 CR3: 0000000009327002 CR4: 0000000000772ef0
[   41.291628][  T502] PKRU: 55555554
[   41.291835][  T502] Call Trace:
[   41.292128][  T502]  <TASK>
[ 41.292304][ T502] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 41.292747][ T502] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 41.293075][ T502] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 41.293434][ T502] ? __pfx_validate_linkmsg (net/core/rtnetlink.c:2660) 
[ 41.293779][ T502] ? is_bpf_text_address (kernel/bpf/core.c:777) 
[ 41.294135][ T502] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[ 41.294449][ T502] do_setlink.constprop.0 (net/core/rtnetlink.c:3106) 
[ 41.294730][ T502] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 41.295078][ T502] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 41.295495][ T502] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 41.295822][ T502] ? __kernel_text_address (kernel/extable.c:79) 
[ 41.296129][ T502] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 41.296646][ T502] ? __mutex_trylock_common (./arch/x86/include/asm/atomic64_64.h:101 ./include/linux/atomic/atomic-arch-fallback.h:4296 ./include/linux/atomic/atomic-long.h:1482 ./include/linux/atomic/atomic-instrumented.h:4458 kernel/locking/mutex.c:113) 
[ 41.296928][ T502] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 41.297282][ T502] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 41.297569][ T502] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 41.297843][ T502] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 41.298123][ T502] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 41.298422][ T502] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 41.298715][ T502] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 41.298988][ T502] ? __create_object (mm/kmemleak.c:771) 
[ 41.299289][ T502] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 41.299590][ T502] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 41.299864][ T502] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 41.300205][ T502] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 41.300635][ T502] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 41.300918][ T502] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 41.301198][ T502] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 41.301501][ T502] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 41.301779][ T502] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 41.302050][ T502] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 41.302332][ T502] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 41.302616][ T502] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 41.302891][ T502] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 41.303173][ T502] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 41.303495][ T502] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 41.303773][ T502] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 41.304048][ T502] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 41.304380][ T502] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 41.304664][ T502] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 ./include/net/netns/generic.h:48 net/netlink/af_netlink.c:333) 
[ 41.304942][ T502] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 41.305224][ T502] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 41.305520][ T502] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 41.305802][ T502] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 41.306079][ T502] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 41.306353][ T502] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 41.306640][ T502] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 41.306918][ T502] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 41.307192][ T502] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 41.307591][ T502] ___sys_sendmsg (net/socket.c:2670) 
[ 41.307870][ T502] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 41.308143][ T502] ? __call_rcu_common.constprop.0 (./arch/x86/include/asm/irqflags.h:26 ./arch/x86/include/asm/irqflags.h:109 ./arch/x86/include/asm/irqflags.h:127 kernel/rcu/tree.c:3096) 
[ 41.308494][ T502] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 41.308793][ T502] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 41.309168][ T502] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 41.309501][ T502] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 41.309786][ T502] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 41.310060][ T502] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 41.310364][ T502] __sys_sendmsg (net/socket.c:2700) 
[ 41.310649][ T502] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 41.310991][ T502] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 41.311375][ T502] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 41.311726][ T502] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 41.312013][ T502] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   41.312455][  T502] RIP: 0033:0x7f678c5ba1e7
[ 41.312800][ T502] Code: 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b9 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 2e 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 89 54 24 1c 48 89 74 24 10
All code
========
   0:	0e                   	(bad)
   1:	00 f7                	add    %dh,%bh
   3:	d8 64 89 02          	fsubs  0x2(%rcx,%rcx,4)
   7:	48 c7 c0 ff ff ff ff 	mov    $0xffffffffffffffff,%rax
   e:	eb b9                	jmp    0xffffffffffffffc9
  10:	0f 1f 00             	nopl   (%rax)
  13:	f3 0f 1e fa          	endbr64
  17:	64 8b 04 25 18 00 00 	mov    %fs:0x18,%eax
  1e:	00 
  1f:	85 c0                	test   %eax,%eax
  21:	75 10                	jne    0x33
  23:	b8 2e 00 00 00       	mov    $0x2e,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax		<-- trapping instruction
  30:	77 51                	ja     0x83
  32:	c3                   	ret
  33:	48 83 ec 28          	sub    $0x28,%rsp
  37:	89 54 24 1c          	mov    %edx,0x1c(%rsp)
  3b:	48 89 74 24 10       	mov    %rsi,0x10(%rsp)

Code starting with the faulting instruction
===========================================
   0:	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax
   6:	77 51                	ja     0x59
   8:	c3                   	ret
   9:	48 83 ec 28          	sub    $0x28,%rsp
   d:	89 54 24 1c          	mov    %edx,0x1c(%rsp)
  11:	48 89 74 24 10       	mov    %rsi,0x10(%rsp)
[   41.314092][  T502] RSP: 002b:00007ffe2c109188 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   41.314657][  T502] RAX: ffffffffffffffda RBX: 00007ffe2c1098b0 RCX: 00007f678c5ba1e7
[   41.315077][  T502] RDX: 0000000000000000 RSI: 00007ffe2c1091f0 RDI: 0000000000000005
[   41.315648][  T502] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000078
[   41.316123][  T502] R10: 00007f678c4b7ee8 R11: 0000000000000246 R12: 0000000000000004
[   41.316683][  T502] R13: 00000000686e4094 R14: 0000000000499600 R15: 0000000000000000
| [   41.440222][  T503] ------------[ cut here ]------------
| [ 41.440660][ T503] WARNING: CPU: 2 PID: 503 at ./include/net/netdev_lock.h:17 netif_set_mtu_ext (./include/net/netdev_lock.h:17 ./include/net/netdev_lock.h:15 ./include/net/netdev_lock.h:25 net/core/dev.c:9610) 
| [   41.441230][  T503] Modules linked in: 8021q vrf veth
| [   41.442335][  T503] Tainted: [W]=WARN
[   41.442568][  T503] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 41.442926][ T503] RIP: 0010:netif_set_mtu_ext (./include/net/netdev_lock.h:17 ./include/net/netdev_lock.h:15 ./include/net/netdev_lock.h:25 net/core/dev.c:9610) 
[ 41.443229][ T503] Code: 00 00 8b 05 d7 bc 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 1a 63 7b 00 85 c0 0f 85 39 fe ff ff 90 <0f> 0b 90 e9 30 fe ff ff 48 b8 00 00 00 00 00 fc ff df 4c 89 fa 48
All code
========
   0:	00 00                	add    %al,(%rax)
   2:	8b 05 d7 bc 3a 02    	mov    0x23abcd7(%rip),%eax        # 0x23abcdf
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb a0 0c 00 00 	lea    0xca0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 1a 63 7b 00       	call   0x7b633b
  21:	85 c0                	test   %eax,%eax
  23:	0f 85 39 fe ff ff    	jne    0xfffffffffffffe62
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	e9 30 fe ff ff       	jmp    0xfffffffffffffe62
  32:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
  39:	fc ff df 
  3c:	4c 89 fa             	mov    %r15,%rdx
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	e9 30 fe ff ff       	jmp    0xfffffffffffffe38
   8:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
   f:	fc ff df 
  12:	4c 89 fa             	mov    %r15,%rdx
  15:	48                   	rex.W
[   41.444230][  T503] RSP: 0018:ffffc90000c97140 EFLAGS: 00010246
[   41.444611][  T503] RAX: 0000000000000000 RBX: ffff888007784000 RCX: 0000000000000001
[   41.445039][  T503] RDX: 0000000000000000 RSI: ffffffff8a29b941 RDI: ffffffff89a555e0
[   41.445475][  T503] RBP: ffffc90000c97230 R08: ffff888009c9b800 R09: 0000000000000000
[   41.445897][  T503] R10: ffffc90000c975c8 R11: ffffffff8b050668 R12: 1ffff92000192e2c
[   41.446328][  T503] R13: 0000000000000044 R14: ffffc90000c97880 R15: ffff88800911dfe0
[   41.446761][  T503] FS:  00007f4c7a29b800(0000) GS:ffff8880a31b7000(0000) knlGS:0000000000000000
[   41.447260][  T503] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   41.447631][  T503] CR2: 00000000004e7378 CR3: 000000000bb7e005 CR4: 0000000000772ef0
[   41.448054][  T503] PKRU: 55555554
[   41.448277][  T503] Call Trace:
[   41.448505][  T503]  <TASK>
[ 41.448673][ T503] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 41.448971][ T503] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 41.449260][ T503] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 41.449562][ T503] ? __pfx_validate_linkmsg (net/core/rtnetlink.c:2660) 
[ 41.449851][ T503] ? is_bpf_text_address (kernel/bpf/core.c:777) 
[ 41.450140][ T503] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[ 41.450445][ T503] do_setlink.constprop.0 (net/core/rtnetlink.c:3106) 
[ 41.450741][ T503] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 41.451108][ T503] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 41.451395][ T503] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 41.451693][ T503] ? __kernel_text_address (kernel/extable.c:79) 
[ 41.451985][ T503] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 41.452275][ T503] ? __mutex_trylock_common (./arch/x86/include/asm/atomic64_64.h:101 ./include/linux/atomic/atomic-arch-fallback.h:4296 ./include/linux/atomic/atomic-long.h:1482 ./include/linux/atomic/atomic-instrumented.h:4458 kernel/locking/mutex.c:113) 
[ 41.452578][ T503] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 41.452930][ T503] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 41.453225][ T503] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 41.453529][ T503] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 41.453815][ T503] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 41.454099][ T503] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 41.454386][ T503] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 41.454684][ T503] ? __create_object (mm/kmemleak.c:771) 
[ 41.454974][ T503] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 41.455262][ T503] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 41.455568][ T503] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 41.455920][ T503] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 41.456215][ T503] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 41.456517][ T503] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 41.456805][ T503] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 41.457096][ T503] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 41.457384][ T503] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 41.457684][ T503] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 41.457977][ T503] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 41.458262][ T503] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 41.458572][ T503] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 41.458863][ T503] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 41.459157][ T503] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 41.459455][ T503] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 41.459745][ T503] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 41.460044][ T503] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 41.460331][ T503] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 ./include/net/netns/generic.h:48 net/netlink/af_netlink.c:333) 
[ 41.460635][ T503] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 41.460928][ T503] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 41.461213][ T503] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 41.461518][ T503] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 41.461811][ T503] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 41.462101][ T503] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 41.462395][ T503] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 41.462697][ T503] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 41.462985][ T503] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 41.463350][ T503] ___sys_sendmsg (net/socket.c:2670) 
[ 41.463648][ T503] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 41.463933][ T503] ? __call_rcu_common.constprop.0 (./arch/x86/include/asm/irqflags.h:26 ./arch/x86/include/asm/irqflags.h:109 ./arch/x86/include/asm/irqflags.h:127 kernel/rcu/tree.c:3096) 
[ 41.464291][ T503] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 41.464590][ T503] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 41.464887][ T503] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 41.465177][ T503] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 41.465497][ T503] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 41.465783][ T503] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 41.466078][ T503] __sys_sendmsg (net/socket.c:2700) 
[ 41.466368][ T503] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 41.466737][ T503] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 41.467034][ T503] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 41.467330][ T503] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 41.467629][ T503] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   41.467984][  T503] RIP: 0033:0x7f4c7a4681e7
[ 41.468280][ T503] Code: 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b9 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 2e 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 89 54 24 1c 48 89 74 24 10
All code
========
   0:	0e                   	(bad)
   1:	00 f7                	add    %dh,%bh
   3:	d8 64 89 02          	fsubs  0x2(%rcx,%rcx,4)
   7:	48 c7 c0 ff ff ff ff 	mov    $0xffffffffffffffff,%rax
   e:	eb b9                	jmp    0xffffffffffffffc9
  10:	0f 1f 00             	nopl   (%rax)
  13:	f3 0f 1e fa          	endbr64
  17:	64 8b 04 25 18 00 00 	mov    %fs:0x18,%eax
  1e:	00 
  1f:	85 c0                	test   %eax,%eax
  21:	75 10                	jne    0x33
  23:	b8 2e 00 00 00       	mov    $0x2e,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax		<-- trapping instruction
  30:	77 51                	ja     0x83
  32:	c3                   	ret
  33:	48 83 ec 28          	sub    $0x28,%rsp
  37:	89 54 24 1c          	mov    %edx,0x1c(%rsp)
  3b:	48 89 74 24 10       	mov    %rsi,0x10(%rsp)

Code starting with the faulting instruction
===========================================
   0:	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax
   6:	77 51                	ja     0x59
   8:	c3                   	ret
   9:	48 83 ec 28          	sub    $0x28,%rsp
   d:	89 54 24 1c          	mov    %edx,0x1c(%rsp)
  11:	48 89 74 24 10       	mov    %rsi,0x10(%rsp)
[   41.469305][  T503] RSP: 002b:00007ffecbbd6418 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   41.469743][  T503] RAX: ffffffffffffffda RBX: 00007ffecbbd6b40 RCX: 00007f4c7a4681e7
[   41.470169][  T503] RDX: 0000000000000000 RSI: 00007ffecbbd6480 RDI: 0000000000000005
[   41.470607][  T503] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000078
[   41.471029][  T503] R10: 00007f4c7a365ee8 R11: 0000000000000246 R12: 0000000000000004
[   41.471464][  T503] R13: 00000000686e4094 R14: 0000000000499600 R15: 0000000000000000
| [   41.615056][  T504] ------------[ cut here ]------------
| [ 41.615468][ T504] WARNING: CPU: 3 PID: 504 at ./include/net/netdev_lock.h:17 netif_set_mtu_ext (./include/net/netdev_lock.h:17 ./include/net/netdev_lock.h:15 ./include/net/netdev_lock.h:25 net/core/dev.c:9610) 
| [   41.616025][  T504] Modules linked in: 8021q vrf veth
| [   41.617057][  T504] Tainted: [W]=WARN
[   41.617300][  T504] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 41.617754][ T504] RIP: 0010:netif_set_mtu_ext (./include/net/netdev_lock.h:17 ./include/net/netdev_lock.h:15 ./include/net/netdev_lock.h:25 net/core/dev.c:9610) 
[ 41.618097][ T504] Code: 00 00 8b 05 d7 bc 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 1a 63 7b 00 85 c0 0f 85 39 fe ff ff 90 <0f> 0b 90 e9 30 fe ff ff 48 b8 00 00 00 00 00 fc ff df 4c 89 fa 48
All code
========
   0:	00 00                	add    %al,(%rax)
   2:	8b 05 d7 bc 3a 02    	mov    0x23abcd7(%rip),%eax        # 0x23abcdf
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb a0 0c 00 00 	lea    0xca0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 1a 63 7b 00       	call   0x7b633b
  21:	85 c0                	test   %eax,%eax
  23:	0f 85 39 fe ff ff    	jne    0xfffffffffffffe62
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	e9 30 fe ff ff       	jmp    0xfffffffffffffe62
  32:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
  39:	fc ff df 
  3c:	4c 89 fa             	mov    %r15,%rdx
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	e9 30 fe ff ff       	jmp    0xfffffffffffffe38
   8:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
   f:	fc ff df 
  12:	4c 89 fa             	mov    %r15,%rdx
  15:	48                   	rex.W
[   41.619232][  T504] RSP: 0018:ffffc90000ca7140 EFLAGS: 00010246
[   41.619677][  T504] RAX: 0000000000000000 RBX: ffff888007e69000 RCX: 0000000000000001
[   41.620093][  T504] RDX: 0000000000000000 RSI: ffffffff8a29b941 RDI: ffffffff89a555e0
[   41.620624][  T504] RBP: ffffc90000ca7230 R08: ffff8880052ab800 R09: 0000000000000000
[   41.621123][  T504] R10: ffffc90000ca75c8 R11: ffffffff8b050668 R12: 1ffff92000194e2c
[   41.621622][  T504] R13: 00000000000005dc R14: ffffc90000ca7880 R15: ffff88800911ede0
[   41.622036][  T504] FS:  00007f5b91f31800(0000) GS:ffff8880a3237000(0000) knlGS:0000000000000000
[   41.622760][  T504] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   41.623174][  T504] CR2: 00000000004e5aa8 CR3: 00000000061c4004 CR4: 0000000000772ef0
[   41.623828][  T504] PKRU: 55555554
[   41.624037][  T504] Call Trace:
[   41.624254][  T504]  <TASK>
[ 41.624395][ T504] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 41.624692][ T504] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 41.624968][ T504] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 41.625258][ T504] ? __pfx_validate_linkmsg (net/core/rtnetlink.c:2660) 
[ 41.625639][ T504] ? is_bpf_text_address (kernel/bpf/core.c:777) 
[ 41.625974][ T504] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[ 41.626276][ T504] do_setlink.constprop.0 (net/core/rtnetlink.c:3106) 
[ 41.626644][ T504] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 41.627091][ T504] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 41.627539][ T504] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 41.627828][ T504] ? __kernel_text_address (kernel/extable.c:79) 
[ 41.628164][ T504] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 41.628477][ T504] ? __mutex_trylock_common (./arch/x86/include/asm/atomic64_64.h:101 ./include/linux/atomic/atomic-arch-fallback.h:4296 ./include/linux/atomic/atomic-long.h:1482 ./include/linux/atomic/atomic-instrumented.h:4458 kernel/locking/mutex.c:113) 
[ 41.628774][ T504] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 41.629202][ T504] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 41.629513][ T504] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 41.629789][ T504] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 41.630072][ T504] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 41.630482][ T504] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 41.630845][ T504] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 41.631118][ T504] ? __create_object (mm/kmemleak.c:771) 
[ 41.631533][ T504] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 41.631960][ T504] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 41.632387][ T504] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 41.632784][ T504] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 41.633069][ T504] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 41.633477][ T504] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 41.633855][ T504] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 41.634138][ T504] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 41.634471][ T504] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 41.634819][ T504] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 41.635108][ T504] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 41.635493][ T504] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 41.635772][ T504] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 41.636146][ T504] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 41.636456][ T504] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 41.636732][ T504] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 41.637091][ T504] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 41.637397][ T504] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 41.637680][ T504] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 ./include/net/netns/generic.h:48 net/netlink/af_netlink.c:333) 
[ 41.637958][ T504] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 41.638263][ T504] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 41.638674][ T504] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 41.638959][ T504] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 41.639252][ T504] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 41.639677][ T504] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 41.639958][ T504] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 41.640249][ T504] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 41.640540][ T504] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 41.640895][ T504] ___sys_sendmsg (net/socket.c:2670) 
[ 41.641165][ T504] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 41.641549][ T504] ? __call_rcu_common.constprop.0 (./arch/x86/include/asm/irqflags.h:26 ./arch/x86/include/asm/irqflags.h:109 ./arch/x86/include/asm/irqflags.h:127 kernel/rcu/tree.c:3096) 
[ 41.641893][ T504] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 41.642172][ T504] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 41.642497][ T504] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 41.642786][ T504] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 41.643155][ T504] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 41.643547][ T504] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 41.643881][ T504] __sys_sendmsg (net/socket.c:2700) 
[ 41.644192][ T504] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 41.644555][ T504] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 41.644922][ T504] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 41.645215][ T504] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 41.645517][ T504] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   41.645949][  T504] RIP: 0033:0x7f5b920fe1e7
[ 41.646241][ T504] Code: 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b9 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 2e 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 89 54 24 1c 48 89 74 24 10
All code
========
   0:	0e                   	(bad)
   1:	00 f7                	add    %dh,%bh
   3:	d8 64 89 02          	fsubs  0x2(%rcx,%rcx,4)
   7:	48 c7 c0 ff ff ff ff 	mov    $0xffffffffffffffff,%rax
   e:	eb b9                	jmp    0xffffffffffffffc9
  10:	0f 1f 00             	nopl   (%rax)
  13:	f3 0f 1e fa          	endbr64
  17:	64 8b 04 25 18 00 00 	mov    %fs:0x18,%eax
  1e:	00 
  1f:	85 c0                	test   %eax,%eax
  21:	75 10                	jne    0x33
  23:	b8 2e 00 00 00       	mov    $0x2e,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax		<-- trapping instruction
  30:	77 51                	ja     0x83
  32:	c3                   	ret
  33:	48 83 ec 28          	sub    $0x28,%rsp
  37:	89 54 24 1c          	mov    %edx,0x1c(%rsp)
  3b:	48 89 74 24 10       	mov    %rsi,0x10(%rsp)

Code starting with the faulting instruction
===========================================
   0:	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax
   6:	77 51                	ja     0x59
   8:	c3                   	ret
   9:	48 83 ec 28          	sub    $0x28,%rsp
   d:	89 54 24 1c          	mov    %edx,0x1c(%rsp)
  11:	48 89 74 24 10       	mov    %rsi,0x10(%rsp)
[   41.647280][  T504] RSP: 002b:00007ffd4f4dde88 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   41.647755][  T504] RAX: ffffffffffffffda RBX: 00007ffd4f4de5b0 RCX: 00007f5b920fe1e7
[   41.648255][  T504] RDX: 0000000000000000 RSI: 00007ffd4f4ddef0 RDI: 0000000000000005
[   41.648702][  T504] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000078
[   41.649198][  T504] R10: 00007f5b91ffbee8 R11: 0000000000000246 R12: 0000000000000004


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