======================================
| [   35.342314][  T425] GACT probability NOT on
| [   41.571246][  T482] ------------[ cut here ]------------
| [ 41.571870][ T482] WARNING: CPU: 1 PID: 482 at ./include/net/netdev_lock.h:17 netif_set_mtu_ext (./include/net/netdev_lock.h:17 ./include/net/netdev_lock.h:15 ./include/net/netdev_lock.h:25 net/core/dev.c:9610) 
| [   41.572552][  T482] Modules linked in: act_gact cls_flower sch_ingress ip6_gre ip6_tunnel tunnel6 gre 8021q vrf veth
[   41.574206][  T482] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 41.574624][ T482] RIP: 0010:netif_set_mtu_ext (./include/net/netdev_lock.h:17 ./include/net/netdev_lock.h:15 ./include/net/netdev_lock.h:25 net/core/dev.c:9610) 
[ 41.575004][ T482] 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
[   41.576974][  T482] RSP: 0018:ffffc90000767140 EFLAGS: 00010246
[   41.577434][  T482] RAX: 0000000000000000 RBX: ffff888005231000 RCX: 0000000000000001
[   41.577954][  T482] RDX: 0000000000000000 RSI: ffffffffac09b941 RDI: ffffffffab8555e0
[   41.578501][  T482] RBP: ffffc90000767230 R08: ffff88800bbe8800 R09: 0000000000000000
[   41.579026][  T482] R10: ffffc900007675c8 R11: fffffffface50668 R12: 1ffff920000ece2c
[   41.579655][  T482] R13: 00000000000007d0 R14: ffffc90000767880 R15: ffff88800e78ede0
[   41.580246][  T482] FS:  00007f312da60800(0000) GS:ffff888088137000(0000) knlGS:0000000000000000
[   41.580935][  T482] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   41.581408][  T482] CR2: 00000000004e5aa0 CR3: 0000000004f2c005 CR4: 0000000000772ef0
[   41.582065][  T482] PKRU: 55555554
[   41.582304][  T482] Call Trace:
[   41.582639][  T482]  <TASK>
[ 41.582810][ T482] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 41.583126][ T482] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 41.583412][ T482] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 41.583914][ T482] ? __pfx_validate_linkmsg (net/core/rtnetlink.c:2660) 
[ 41.584419][ T482] ? is_bpf_text_address (kernel/bpf/core.c:777) 
[ 41.584833][ T482] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[ 41.585119][ T482] do_setlink.constprop.0 (net/core/rtnetlink.c:3106) 
[ 41.585423][ T482] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 41.585899][ T482] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 41.586214][ T482] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 41.586583][ T482] ? __kernel_text_address (kernel/extable.c:79) 
[ 41.586888][ T482] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 41.587168][ T482] ? __mutex_trylock_common (./arch/x86/include/asm/atomic64_64.h:101 ./include/linux/atomic/atomic-arch-fallback.h:4296 ./include/linux/atomic/atomic-long.h:1482 ./include/linux/atomic/atomic-instrumented.h:4458 kernel/locking/mutex.c:113) 
[ 41.587464][ T482] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 41.587916][ T482] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 41.588223][ T482] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 41.588596][ T482] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 41.588955][ T482] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 41.589256][ T482] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 41.589643][ T482] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 41.589931][ T482] ? __create_object (mm/kmemleak.c:771) 
[ 41.590304][ T482] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 41.590701][ T482] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 41.590987][ T482] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 41.591420][ T482] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 41.591737][ T482] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 41.592025][ T482] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 41.592305][ T482] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 41.592624][ T482] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 41.592980][ T482] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 41.593351][ T482] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 41.593660][ T482] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 41.594153][ T482] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 41.594484][ T482] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 41.594865][ T482] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 41.595151][ T482] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 41.595433][ T482] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 41.595807][ T482] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 41.596306][ T482] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 41.596640][ T482] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 ./include/net/netns/generic.h:48 net/netlink/af_netlink.c:333) 
[ 41.596999][ T482] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 41.597433][ T482] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 41.597847][ T482] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 41.598320][ T482] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 41.598678][ T482] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 41.599088][ T482] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 41.599478][ T482] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 41.599788][ T482] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 41.600066][ T482] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 41.600581][ T482] ___sys_sendmsg (net/socket.c:2670) 
[ 41.600974][ T482] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 41.601331][ T482] ? __call_rcu_common.constprop.0 (./arch/x86/include/asm/irqflags.h:26 ./arch/x86/include/asm/irqflags.h:109 ./arch/x86/include/asm/irqflags.h:127 kernel/rcu/tree.c:3096) 
[ 41.601827][ T482] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 41.602331][ T482] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 41.602772][ T482] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 41.603136][ T482] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 41.603486][ T482] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 41.603790][ T482] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 41.604089][ T482] __sys_sendmsg (net/socket.c:2700) 
[ 41.604475][ T482] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 41.604854][ T482] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 41.605147][ T482] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 41.605431][ T482] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 41.605834][ T482] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   41.606252][  T482] RIP: 0033:0x7f312dc2d1e7
[ 41.606628][ T482] Code: 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b9 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 2e 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 89 54 24 1c 48 89 74 24 10
All code
========
   0:	0e                   	(bad)
   1:	00 f7                	add    %dh,%bh
   3:	d8 64 89 02          	fsubs  0x2(%rcx,%rcx,4)
   7:	48 c7 c0 ff ff ff ff 	mov    $0xffffffffffffffff,%rax
   e:	eb b9                	jmp    0xffffffffffffffc9
  10:	0f 1f 00             	nopl   (%rax)
  13:	f3 0f 1e fa          	endbr64
  17:	64 8b 04 25 18 00 00 	mov    %fs:0x18,%eax
  1e:	00 
  1f:	85 c0                	test   %eax,%eax
  21:	75 10                	jne    0x33
  23:	b8 2e 00 00 00       	mov    $0x2e,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax		<-- trapping instruction
  30:	77 51                	ja     0x83
  32:	c3                   	ret
  33:	48 83 ec 28          	sub    $0x28,%rsp
  37:	89 54 24 1c          	mov    %edx,0x1c(%rsp)
  3b:	48 89 74 24 10       	mov    %rsi,0x10(%rsp)

Code starting with the faulting instruction
===========================================
   0:	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax
   6:	77 51                	ja     0x59
   8:	c3                   	ret
   9:	48 83 ec 28          	sub    $0x28,%rsp
   d:	89 54 24 1c          	mov    %edx,0x1c(%rsp)
  11:	48 89 74 24 10       	mov    %rsi,0x10(%rsp)
[   41.607874][  T482] RSP: 002b:00007ffd1a3392e8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   41.608395][  T482] RAX: ffffffffffffffda RBX: 00007ffd1a339a10 RCX: 00007f312dc2d1e7
[   41.608972][  T482] RDX: 0000000000000000 RSI: 00007ffd1a339350 RDI: 0000000000000005
[   41.609532][  T482] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000078
[   41.610307][  T482] R10: 00007f312db2aee8 R11: 0000000000000246 R12: 0000000000000004
[   41.611063][  T482] R13: 00000000686e1471 R14: 0000000000499600 R15: 0000000000000000
| [   41.759243][  T483] ------------[ cut here ]------------
| [ 41.759620][ T483] WARNING: CPU: 2 PID: 483 at ./include/net/netdev_lock.h:17 netif_set_mtu_ext (./include/net/netdev_lock.h:17 ./include/net/netdev_lock.h:15 ./include/net/netdev_lock.h:25 net/core/dev.c:9610) 
| [   41.760197][  T483] Modules linked in: act_gact cls_flower sch_ingress ip6_gre ip6_tunnel tunnel6 gre 8021q vrf veth
| [   41.761501][  T483] Tainted: [W]=WARN
[   41.761761][  T483] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 41.762116][ T483] RIP: 0010:netif_set_mtu_ext (./include/net/netdev_lock.h:17 ./include/net/netdev_lock.h:15 ./include/net/netdev_lock.h:25 net/core/dev.c:9610) 
[ 41.762417][ T483] 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
[   41.763512][  T483] RSP: 0018:ffffc90000787140 EFLAGS: 00010246
[   41.763898][  T483] RAX: 0000000000000000 RBX: ffff888005d44000 RCX: 0000000000000001
[   41.764329][  T483] RDX: 0000000000000000 RSI: ffffffffac09b941 RDI: ffffffffab8555e0
[   41.764770][  T483] RBP: ffffc90000787230 R08: ffff88800c02a000 R09: 0000000000000000
[   41.765199][  T483] R10: ffffc900007875c8 R11: fffffffface50668 R12: 1ffff920000f0e2c
[   41.765641][  T483] R13: 00000000000007d0 R14: ffffc90000787880 R15: ffff88800e78e360
[   41.766067][  T483] FS:  00007ff921b42800(0000) GS:ffff8880881b7000(0000) knlGS:0000000000000000
[   41.766761][  T483] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   41.767349][  T483] CR2: 00000000004e5aa8 CR3: 000000000532f005 CR4: 0000000000772ef0
[   41.767916][  T483] PKRU: 55555554
[   41.768326][  T483] Call Trace:
[   41.768686][  T483]  <TASK>
[ 41.768962][ T483] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 41.769418][ T483] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 41.769726][ T483] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 41.770018][ T483] ? __pfx_validate_linkmsg (net/core/rtnetlink.c:2660) 
[ 41.770313][ T483] ? is_bpf_text_address (kernel/bpf/core.c:777) 
[ 41.770615][ T483] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[ 41.770948][ T483] do_setlink.constprop.0 (net/core/rtnetlink.c:3106) 
[ 41.771246][ T483] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 41.771623][ T483] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 41.771907][ T483] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 41.772194][ T483] ? __kernel_text_address (kernel/extable.c:79) 
[ 41.772504][ T483] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 41.772813][ T483] ? __mutex_trylock_common (./arch/x86/include/asm/atomic64_64.h:101 ./include/linux/atomic/atomic-arch-fallback.h:4296 ./include/linux/atomic/atomic-long.h:1482 ./include/linux/atomic/atomic-instrumented.h:4458 kernel/locking/mutex.c:113) 
[ 41.773100][ T483] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 41.773469][ T483] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 41.773759][ T483] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 41.774045][ T483] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 41.774328][ T483] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 41.774642][ T483] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 41.774960][ T483] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 41.775246][ T483] ? __create_object (mm/kmemleak.c:771) 
[ 41.775546][ T483] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 41.775834][ T483] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 41.776120][ T483] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 41.776483][ T483] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 41.776785][ T483] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 41.777081][ T483] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 41.777365][ T483] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 41.777670][ T483] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 41.777958][ T483] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 41.778255][ T483] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 41.778577][ T483] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 41.778901][ T483] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 41.779201][ T483] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 41.779507][ T483] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 41.779805][ T483] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 41.780252][ T483] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 41.780761][ T483] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 41.781137][ T483] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 41.781424][ T483] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 ./include/net/netns/generic.h:48 net/netlink/af_netlink.c:333) 
[ 41.781760][ T483] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 41.782058][ T483] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 41.782342][ T483] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 41.782668][ T483] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 41.782985][ T483] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 41.783276][ T483] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 41.783582][ T483] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 41.783898][ T483] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 41.784189][ T483] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 41.784569][ T483] ___sys_sendmsg (net/socket.c:2670) 
[ 41.784870][ T483] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 41.785161][ T483] ? __call_rcu_common.constprop.0 (./arch/x86/include/asm/irqflags.h:26 ./arch/x86/include/asm/irqflags.h:109 ./arch/x86/include/asm/irqflags.h:127 kernel/rcu/tree.c:3096) 
[ 41.785530][ T483] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 41.785855][ T483] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 41.786157][ T483] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 41.786475][ T483] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 41.786782][ T483] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 41.787070][ T483] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 41.787372][ T483] __sys_sendmsg (net/socket.c:2700) 
[ 41.787683][ T483] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 41.788054][ T483] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 41.788355][ T483] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 41.788791][ T483] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 41.789273][ T483] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   41.789887][  T483] RIP: 0033:0x7ff921d0f1e7
[ 41.790394][ T483] Code: 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b9 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 2e 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 89 54 24 1c 48 89 74 24 10
All code
========
   0:	0e                   	(bad)
   1:	00 f7                	add    %dh,%bh
   3:	d8 64 89 02          	fsubs  0x2(%rcx,%rcx,4)
   7:	48 c7 c0 ff ff ff ff 	mov    $0xffffffffffffffff,%rax
   e:	eb b9                	jmp    0xffffffffffffffc9
  10:	0f 1f 00             	nopl   (%rax)
  13:	f3 0f 1e fa          	endbr64
  17:	64 8b 04 25 18 00 00 	mov    %fs:0x18,%eax
  1e:	00 
  1f:	85 c0                	test   %eax,%eax
  21:	75 10                	jne    0x33
  23:	b8 2e 00 00 00       	mov    $0x2e,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax		<-- trapping instruction
  30:	77 51                	ja     0x83
  32:	c3                   	ret
  33:	48 83 ec 28          	sub    $0x28,%rsp
  37:	89 54 24 1c          	mov    %edx,0x1c(%rsp)
  3b:	48 89 74 24 10       	mov    %rsi,0x10(%rsp)

Code starting with the faulting instruction
===========================================
   0:	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax
   6:	77 51                	ja     0x59
   8:	c3                   	ret
   9:	48 83 ec 28          	sub    $0x28,%rsp
   d:	89 54 24 1c          	mov    %edx,0x1c(%rsp)
  11:	48 89 74 24 10       	mov    %rsi,0x10(%rsp)
[   41.792154][  T483] RSP: 002b:00007ffe709eab18 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   41.792928][  T483] RAX: ffffffffffffffda RBX: 00007ffe709eb240 RCX: 00007ff921d0f1e7
[   41.793703][  T483] RDX: 0000000000000000 RSI: 00007ffe709eab80 RDI: 0000000000000005
[   41.794475][  T483] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000078
[   41.795260][  T483] R10: 00007ff921c0cee8 R11: 0000000000000246 R12: 0000000000000004
[   41.796031][  T483] R13: 00000000686e1471 R14: 0000000000499600 R15: 0000000000000000
| [   41.903089][  T484] ------------[ cut here ]------------
| [ 41.903465][ T484] WARNING: CPU: 0 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) 
| [   41.904045][  T484] Modules linked in: act_gact cls_flower sch_ingress ip6_gre ip6_tunnel tunnel6 gre 8021q vrf veth
| [   41.905838][  T484] Tainted: [W]=WARN
[   41.906062][  T484] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 41.906428][ 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) 
[ 41.906751][ 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
[   41.907839][  T484] RSP: 0018:ffffc90000787140 EFLAGS: 00010246
[   41.908229][  T484] RAX: 0000000000000000 RBX: ffff88800c981000 RCX: 0000000000000001
[   41.908682][  T484] RDX: 0000000000000000 RSI: ffffffffac09b941 RDI: ffffffffab8555e0
[   41.909127][  T484] RBP: ffffc90000787230 R08: ffff88800c8fe800 R09: 0000000000000000
[   41.909579][  T484] R10: ffffc900007875c8 R11: fffffffface50668 R12: 1ffff920000f0e2c
[   41.910018][  T484] R13: 00000000000007d0 R14: ffffc90000787880 R15: ffff88800e78d8e0
[   41.910469][  T484] FS:  00007f9e32c71800(0000) GS:ffff8880880b7000(0000) knlGS:0000000000000000
[   41.911026][  T484] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   41.911389][  T484] CR2: 00000000004e73b0 CR3: 0000000004cb6006 CR4: 0000000000772ef0
[   41.911823][  T484] PKRU: 55555554
[   41.912034][  T484] Call Trace:
[   41.912246][  T484]  <TASK>
[ 41.912391][ T484] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 41.912723][ T484] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 41.913009][ T484] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 41.913293][ T484] ? __pfx_validate_linkmsg (net/core/rtnetlink.c:2660) 
[ 41.913585][ T484] ? is_bpf_text_address (kernel/bpf/core.c:777) 
[ 41.913865][ T484] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[ 41.914148][ T484] do_setlink.constprop.0 (net/core/rtnetlink.c:3106) 
[ 41.914433][ T484] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 41.914850][ T484] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 41.915138][ T484] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 41.915416][ T484] ? __kernel_text_address (kernel/extable.c:79) 
[ 41.915709][ T484] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 41.915990][ 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) 
[ 41.916269][ T484] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 41.916627][ T484] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 41.916917][ T484] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 41.917202][ T484] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 41.917494][ T484] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 41.917771][ T484] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 41.918070][ T484] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 41.918343][ T484] ? __create_object (mm/kmemleak.c:771) 
[ 41.918635][ T484] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 41.918943][ T484] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 41.919230][ T484] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 41.919589][ T484] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 41.919875][ T484] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 41.920157][ T484] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 41.920429][ T484] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 41.920724][ T484] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 41.921006][ T484] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 41.921280][ T484] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 41.921584][ T484] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 41.921862][ T484] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 41.922142][ T484] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 41.922422][ T484] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 41.922715][ T484] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 41.923027][ T484] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 41.923304][ T484] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 41.923619][ T484] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 41.923895][ 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) 
[ 41.924172][ T484] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 41.924465][ T484] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 41.924739][ T484] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 41.925021][ T484] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 41.925297][ T484] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 41.925593][ T484] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 41.925878][ T484] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 41.926158][ T484] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 41.926432][ T484] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 41.926831][ T484] ___sys_sendmsg (net/socket.c:2670) 
[ 41.927117][ T484] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 41.927392][ 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) 
[ 41.927763][ T484] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 41.928054][ T484] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 41.928339][ T484] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 41.928634][ T484] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 41.928910][ 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) 
[ 41.929185][ T484] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 41.929480][ T484] __sys_sendmsg (net/socket.c:2700) 
[ 41.929756][ T484] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 41.930106][ T484] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 41.930393][ T484] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 41.930682][ T484] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 41.930998][ T484] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   41.931347][  T484] RIP: 0033:0x7f9e32e3e1e7
[ 41.931648][ 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)
[   41.932650][  T484] RSP: 002b:00007ffc98ceabe8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   41.933069][  T484] RAX: ffffffffffffffda RBX: 00007ffc98ceb310 RCX: 00007f9e32e3e1e7
[   41.933494][  T484] RDX: 0000000000000000 RSI: 00007ffc98ceac50 RDI: 0000000000000005
[   41.933918][  T484] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000078
[   41.934328][  T484] R10: 00007f9e32d3bee8 R11: 0000000000000246 R12: 0000000000000004
[   41.934798][  T484] R13: 00000000686e1471 R14: 0000000000499600 R15: 0000000000000000
| [   42.065954][  T485] ------------[ cut here ]------------
| [ 42.066308][ T485] WARNING: CPU: 2 PID: 485 at ./include/net/netdev_lock.h:17 netif_set_mtu_ext (./include/net/netdev_lock.h:17 ./include/net/netdev_lock.h:15 ./include/net/netdev_lock.h:25 net/core/dev.c:9610) 
| [   42.067349][  T485] Modules linked in: act_gact cls_flower sch_ingress ip6_gre ip6_tunnel tunnel6 gre 8021q vrf veth
| [   42.068577][  T485] Tainted: [W]=WARN
[   42.068810][  T485] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 42.069177][ T485] RIP: 0010:netif_set_mtu_ext (./include/net/netdev_lock.h:17 ./include/net/netdev_lock.h:15 ./include/net/netdev_lock.h:25 net/core/dev.c:9610) 
[ 42.069494][ T485] Code: 00 00 8b 05 d7 bc 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 1a 63 7b 00 85 c0 0f 85 39 fe ff ff 90 <0f> 0b 90 e9 30 fe ff ff 48 b8 00 00 00 00 00 fc ff df 4c 89 fa 48
All code
========
   0:	00 00                	add    %al,(%rax)
   2:	8b 05 d7 bc 3a 02    	mov    0x23abcd7(%rip),%eax        # 0x23abcdf
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb a0 0c 00 00 	lea    0xca0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 1a 63 7b 00       	call   0x7b633b
  21:	85 c0                	test   %eax,%eax
  23:	0f 85 39 fe ff ff    	jne    0xfffffffffffffe62
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	e9 30 fe ff ff       	jmp    0xfffffffffffffe62
  32:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
  39:	fc ff df 
  3c:	4c 89 fa             	mov    %r15,%rdx
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	e9 30 fe ff ff       	jmp    0xfffffffffffffe38
   8:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
   f:	fc ff df 
  12:	4c 89 fa             	mov    %r15,%rdx
  15:	48                   	rex.W
[   42.070502][  T485] RSP: 0018:ffffc90000787140 EFLAGS: 00010246
[   42.070873][  T485] RAX: 0000000000000000 RBX: ffff88800bd4c000 RCX: 0000000000000001
[   42.071300][  T485] RDX: 0000000000000000 RSI: ffffffffac09b941 RDI: ffffffffab8555e0
[   42.071739][  T485] RBP: ffffc90000787230 R08: ffff888005670800 R09: 0000000000000000
[   42.072163][  T485] R10: ffffc900007875c8 R11: fffffffface50668 R12: 1ffff920000f0e2c
[   42.072601][  T485] R13: 00000000000007d0 R14: ffffc90000787880 R15: ffff88800e78ce60
[   42.073032][  T485] FS:  00007fa65bc38800(0000) GS:ffff8880881b7000(0000) knlGS:0000000000000000
[   42.073540][  T485] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   42.073901][  T485] CR2: 00000000004e5ab0 CR3: 000000000c8d0003 CR4: 0000000000772ef0
[   42.074334][  T485] PKRU: 55555554
[   42.074577][  T485] Call Trace:
[   42.074805][  T485]  <TASK>
[ 42.074959][ T485] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 42.075254][ T485] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 42.075562][ T485] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 42.075860][ T485] ? __pfx_validate_linkmsg (net/core/rtnetlink.c:2660) 
[ 42.076147][ T485] ? is_bpf_text_address (kernel/bpf/core.c:777) 
[ 42.076441][ T485] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[ 42.076759][ T485] do_setlink.constprop.0 (net/core/rtnetlink.c:3106) 
[ 42.077056][ T485] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 42.077419][ T485] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 42.077727][ T485] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 42.078015][ T485] ? __kernel_text_address (kernel/extable.c:79) 
[ 42.078322][ T485] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 42.078630][ T485] ? __mutex_trylock_common (./arch/x86/include/asm/atomic64_64.h:101 ./include/linux/atomic/atomic-arch-fallback.h:4296 ./include/linux/atomic/atomic-long.h:1482 ./include/linux/atomic/atomic-instrumented.h:4458 kernel/locking/mutex.c:113) 
[ 42.078934][ T485] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 42.079294][ T485] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 42.079619][ T485] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 42.079905][ T485] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 42.080195][ T485] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 42.080495][ T485] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 42.080788][ T485] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 42.081077][ T485] ? __create_object (mm/kmemleak.c:771) 
[ 42.081389][ T485] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 42.081694][ T485] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 42.081984][ T485] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 42.082353][ T485] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 42.082670][ T485] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 42.082968][ T485] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 42.083261][ T485] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 42.083578][ T485] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 42.083872][ T485] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 42.084157][ T485] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 42.084465][ T485] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 42.084755][ T485] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 42.085048][ T485] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 42.085341][ T485] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 42.085650][ T485] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 42.085947][ T485] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 42.086242][ T485] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 42.086556][ T485] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 42.086843][ T485] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 ./include/net/netns/generic.h:48 net/netlink/af_netlink.c:333) 
[ 42.087136][ T485] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 42.087427][ T485] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 42.087729][ T485] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 42.088039][ T485] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 42.088340][ T485] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 42.088642][ T485] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 42.088940][ T485] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 42.089238][ T485] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 42.089541][ T485] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 42.089911][ T485] ___sys_sendmsg (net/socket.c:2670) 
[ 42.090206][ T485] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 42.090509][ T485] ? __call_rcu_common.constprop.0 (./arch/x86/include/asm/irqflags.h:26 ./arch/x86/include/asm/irqflags.h:109 ./arch/x86/include/asm/irqflags.h:127 kernel/rcu/tree.c:3096) 
[ 42.090872][ T485] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 42.091161][ T485] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 42.091466][ T485] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 42.091774][ T485] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 42.092069][ T485] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 42.092366][ T485] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 42.092681][ T485] __sys_sendmsg (net/socket.c:2700) 
[ 42.092968][ T485] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 42.093327][ T485] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 42.093650][ T485] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 42.093944][ T485] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 42.094232][ T485] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   42.094607][  T485] RIP: 0033:0x7fa65be051e7
[ 42.094908][ T485] Code: 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b9 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 2e 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 89 54 24 1c 48 89 74 24 10
All code
========
   0:	0e                   	(bad)
   1:	00 f7                	add    %dh,%bh
   3:	d8 64 89 02          	fsubs  0x2(%rcx,%rcx,4)
   7:	48 c7 c0 ff ff ff ff 	mov    $0xffffffffffffffff,%rax
   e:	eb b9                	jmp    0xffffffffffffffc9
  10:	0f 1f 00             	nopl   (%rax)
  13:	f3 0f 1e fa          	endbr64
  17:	64 8b 04 25 18 00 00 	mov    %fs:0x18,%eax
  1e:	00 
  1f:	85 c0                	test   %eax,%eax
  21:	75 10                	jne    0x33
  23:	b8 2e 00 00 00       	mov    $0x2e,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax		<-- trapping instruction
  30:	77 51                	ja     0x83
  32:	c3                   	ret
  33:	48 83 ec 28          	sub    $0x28,%rsp
  37:	89 54 24 1c          	mov    %edx,0x1c(%rsp)
  3b:	48 89 74 24 10       	mov    %rsi,0x10(%rsp)

Code starting with the faulting instruction
===========================================
   0:	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax
   6:	77 51                	ja     0x59
   8:	c3                   	ret
   9:	48 83 ec 28          	sub    $0x28,%rsp
   d:	89 54 24 1c          	mov    %edx,0x1c(%rsp)
  11:	48 89 74 24 10       	mov    %rsi,0x10(%rsp)
[   42.095909][  T485] RSP: 002b:00007fff13ec4568 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   42.096340][  T485] RAX: ffffffffffffffda RBX: 00007fff13ec4c90 RCX: 00007fa65be051e7
[   42.096790][  T485] RDX: 0000000000000000 RSI: 00007fff13ec45d0 RDI: 0000000000000005
[   42.097211][  T485] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000078
[   42.097650][  T485] R10: 00007fa65bd02ee8 R11: 0000000000000246 R12: 0000000000000004
[   42.098088][  T485] R13: 00000000686e1471 R14: 0000000000499600 R15: 0000000000000000
| [   42.243262][  T486] ------------[ cut here ]------------
| [ 42.244179][ T486] WARNING: CPU: 3 PID: 486 at ./include/net/netdev_lock.h:17 netif_set_mtu_ext (./include/net/netdev_lock.h:17 ./include/net/netdev_lock.h:15 ./include/net/netdev_lock.h:25 net/core/dev.c:9610) 
| [   42.245175][  T486] Modules linked in: act_gact cls_flower sch_ingress ip6_gre ip6_tunnel tunnel6 gre 8021q vrf veth
| [   42.247256][  T486] Tainted: [W]=WARN
[   42.247650][  T486] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 42.248285][ T486] RIP: 0010:netif_set_mtu_ext (./include/net/netdev_lock.h:17 ./include/net/netdev_lock.h:15 ./include/net/netdev_lock.h:25 net/core/dev.c:9610) 
[ 42.248803][ T486] Code: 00 00 8b 05 d7 bc 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 1a 63 7b 00 85 c0 0f 85 39 fe ff ff 90 <0f> 0b 90 e9 30 fe ff ff 48 b8 00 00 00 00 00 fc ff df 4c 89 fa 48
All code
========
   0:	00 00                	add    %al,(%rax)
   2:	8b 05 d7 bc 3a 02    	mov    0x23abcd7(%rip),%eax        # 0x23abcdf
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb a0 0c 00 00 	lea    0xca0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 1a 63 7b 00       	call   0x7b633b
  21:	85 c0                	test   %eax,%eax
  23:	0f 85 39 fe ff ff    	jne    0xfffffffffffffe62
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	e9 30 fe ff ff       	jmp    0xfffffffffffffe62
  32:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
  39:	fc ff df 
  3c:	4c 89 fa             	mov    %r15,%rdx
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	e9 30 fe ff ff       	jmp    0xfffffffffffffe38
   8:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
   f:	fc ff df 
  12:	4c 89 fa             	mov    %r15,%rdx
  15:	48                   	rex.W
[   42.250592][  T486] RSP: 0018:ffffc90000787140 EFLAGS: 00010246
[   42.251221][  T486] RAX: 0000000000000000 RBX: ffff88800a934000 RCX: 0000000000000001
[   42.251976][  T486] RDX: 0000000000000000 RSI: ffffffffac09b941 RDI: ffffffffab8555e0
[   42.252726][  T486] RBP: ffffc90000787230 R08: ffff888005e38800 R09: 0000000000000000
[   42.253466][  T486] R10: ffffc900007875c8 R11: fffffffface50668 R12: 1ffff920000f0e2c
[   42.254200][  T486] R13: 00000000000007d0 R14: ffffc90000787880 R15: ffff88800e78c3e0
[   42.254956][  T486] FS:  00007f967336b800(0000) GS:ffff888088237000(0000) knlGS:0000000000000000
[   42.255831][  T486] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   42.256436][  T486] CR2: 00000000004e55b8 CR3: 0000000004cb6003 CR4: 0000000000772ef0
[   42.257176][  T486] PKRU: 55555554
[   42.257559][  T486] Call Trace:
[   42.257924][  T486]  <TASK>
[ 42.258195][ T486] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 42.258719][ T486] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 42.259216][ T486] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 42.259733][ T486] ? __pfx_validate_linkmsg (net/core/rtnetlink.c:2660) 
[ 42.260205][ T486] ? is_bpf_text_address (kernel/bpf/core.c:777) 
[ 42.260701][ T486] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[ 42.261194][ T486] do_setlink.constprop.0 (net/core/rtnetlink.c:3106) 
[ 42.261720][ T486] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 42.262355][ T486] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 42.262865][ T486] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 42.263337][ T486] ? __kernel_text_address (kernel/extable.c:79) 
[ 42.263843][ T486] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 42.264339][ T486] ? __mutex_trylock_common (./arch/x86/include/asm/atomic64_64.h:101 ./include/linux/atomic/atomic-arch-fallback.h:4296 ./include/linux/atomic/atomic-long.h:1482 ./include/linux/atomic/atomic-instrumented.h:4458 kernel/locking/mutex.c:113) 
[ 42.264840][ T486] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 42.265426][ T486] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 42.265931][ T486] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 42.266418][ T486] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 42.266912][ T486] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 42.267398][ T486] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 42.267893][ T486] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 42.268392][ T486] ? __create_object (mm/kmemleak.c:771) 
[ 42.268901][ T486] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 42.269391][ T486] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 42.269900][ T486] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 42.270519][ T486] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 42.271007][ T486] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 42.271513][ T486] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 42.271996][ T486] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 42.272518][ T486] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 42.273029][ T486] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 42.273525][ T486] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 42.274020][ T486] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 42.274521][ T486] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 42.275012][ T486] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 42.275524][ T486] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 42.276026][ T486] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 42.276544][ T486] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 42.277051][ T486] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 42.277581][ T486] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 42.278072][ T486] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 ./include/net/netns/generic.h:48 net/netlink/af_netlink.c:333) 
[ 42.278593][ T486] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 42.279070][ T486] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 42.279583][ T486] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 42.280103][ T486] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 42.280629][ T486] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 42.281106][ T486] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 42.281626][ T486] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 42.282112][ T486] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 42.282620][ T486] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 42.283228][ T486] ___sys_sendmsg (net/socket.c:2670) 
[ 42.283733][ T486] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 42.284236][ T486] ? __call_rcu_common.constprop.0 (./arch/x86/include/asm/irqflags.h:26 ./arch/x86/include/asm/irqflags.h:109 ./arch/x86/include/asm/irqflags.h:127 kernel/rcu/tree.c:3096) 
[ 42.284867][ T486] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 42.285363][ T486] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 42.285863][ T486] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 42.286354][ T486] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 42.286859][ T486] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 42.287326][ T486] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 42.287860][ T486] __sys_sendmsg (net/socket.c:2700) 
[ 42.288372][ T486] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 42.288986][ T486] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 42.289524][ T486] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 42.290019][ T486] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 42.290515][ T486] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   42.291115][  T486] RIP: 0033:0x7f96735381e7
[ 42.291647][ T486] Code: 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b9 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 2e 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 89 54 24 1c 48 89 74 24 10
All code
========
   0:	0e                   	(bad)
   1:	00 f7                	add    %dh,%bh
   3:	d8 64 89 02          	fsubs  0x2(%rcx,%rcx,4)
   7:	48 c7 c0 ff ff ff ff 	mov    $0xffffffffffffffff,%rax
   e:	eb b9                	jmp    0xffffffffffffffc9
  10:	0f 1f 00             	nopl   (%rax)
  13:	f3 0f 1e fa          	endbr64
  17:	64 8b 04 25 18 00 00 	mov    %fs:0x18,%eax
  1e:	00 
  1f:	85 c0                	test   %eax,%eax
  21:	75 10                	jne    0x33
  23:	b8 2e 00 00 00       	mov    $0x2e,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax		<-- trapping instruction
  30:	77 51                	ja     0x83
  32:	c3                   	ret
  33:	48 83 ec 28          	sub    $0x28,%rsp
  37:	89 54 24 1c          	mov    %edx,0x1c(%rsp)
  3b:	48 89 74 24 10       	mov    %rsi,0x10(%rsp)

Code starting with the faulting instruction
===========================================
   0:	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax
   6:	77 51                	ja     0x59
   8:	c3                   	ret
   9:	48 83 ec 28          	sub    $0x28,%rsp
   d:	89 54 24 1c          	mov    %edx,0x1c(%rsp)
  11:	48 89 74 24 10       	mov    %rsi,0x10(%rsp)
[   42.293426][  T486] RSP: 002b:00007ffdf0333ce8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   42.294181][  T486] RAX: ffffffffffffffda RBX: 00007ffdf0334410 RCX: 00007f96735381e7
[   42.294931][  T486] RDX: 0000000000000000 RSI: 00007ffdf0333d50 RDI: 0000000000000005
[   42.295664][  T486] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000078
[   42.296388][  T486] R10: 00007f9673435ee8 R11: 0000000000000246 R12: 0000000000000004
[   42.297116][  T486] R13: 00000000686e1471 R14: 0000000000499600 R15: 0000000000000000
| [   42.420659][  T487] ------------[ cut here ]------------
| [ 42.421002][ T487] WARNING: CPU: 1 PID: 487 at ./include/net/netdev_lock.h:17 netif_set_mtu_ext (./include/net/netdev_lock.h:17 ./include/net/netdev_lock.h:15 ./include/net/netdev_lock.h:25 net/core/dev.c:9610) 
| [   42.421611][  T487] Modules linked in: act_gact cls_flower sch_ingress ip6_gre ip6_tunnel tunnel6 gre 8021q vrf veth
| [   42.422865][  T487] Tainted: [W]=WARN
[   42.423101][  T487] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 42.423487][ T487] RIP: 0010:netif_set_mtu_ext (./include/net/netdev_lock.h:17 ./include/net/netdev_lock.h:15 ./include/net/netdev_lock.h:25 net/core/dev.c:9610) 
[ 42.423788][ T487] Code: 00 00 8b 05 d7 bc 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 1a 63 7b 00 85 c0 0f 85 39 fe ff ff 90 <0f> 0b 90 e9 30 fe ff ff 48 b8 00 00 00 00 00 fc ff df 4c 89 fa 48
All code
========
   0:	00 00                	add    %al,(%rax)
   2:	8b 05 d7 bc 3a 02    	mov    0x23abcd7(%rip),%eax        # 0x23abcdf
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb a0 0c 00 00 	lea    0xca0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 1a 63 7b 00       	call   0x7b633b
  21:	85 c0                	test   %eax,%eax
  23:	0f 85 39 fe ff ff    	jne    0xfffffffffffffe62
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	e9 30 fe ff ff       	jmp    0xfffffffffffffe62
  32:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
  39:	fc ff df 
  3c:	4c 89 fa             	mov    %r15,%rdx
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	e9 30 fe ff ff       	jmp    0xfffffffffffffe38
   8:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
   f:	fc ff df 
  12:	4c 89 fa             	mov    %r15,%rdx
  15:	48                   	rex.W
[   42.424848][  T487] RSP: 0018:ffffc900007a7140 EFLAGS: 00010246
[   42.425225][  T487] RAX: 0000000000000000 RBX: ffff8880098d1000 RCX: 0000000000000001
[   42.425686][  T487] RDX: 0000000000000000 RSI: ffffffffac09b941 RDI: ffffffffab8555e0
[   42.426124][  T487] RBP: ffffc900007a7230 R08: ffff88800bfc0800 R09: 0000000000000000
[   42.426590][  T487] R10: ffffc900007a75c8 R11: fffffffface50668 R12: 1ffff920000f4e2c
[   42.427036][  T487] R13: 00000000000007d0 R14: ffffc900007a7880 R15: ffff88800cba3860
[   42.427490][  T487] FS:  00007f792de8b800(0000) GS:ffff888088137000(0000) knlGS:0000000000000000
[   42.428000][  T487] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   42.428383][  T487] CR2: 00000000004e5ac8 CR3: 000000000c8d0002 CR4: 0000000000772ef0
[   42.428849][  T487] PKRU: 55555554
[   42.429081][  T487] Call Trace:
[   42.429302][  T487]  <TASK>
[ 42.429476][ T487] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 42.429778][ T487] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 42.430071][ T487] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 42.430367][ T487] ? __pfx_validate_linkmsg (net/core/rtnetlink.c:2660) 
[ 42.430699][ T487] ? is_bpf_text_address (kernel/bpf/core.c:777) 
[ 42.430996][ T487] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[ 42.431300][ T487] do_setlink.constprop.0 (net/core/rtnetlink.c:3106) 
[ 42.431626][ T487] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 42.432002][ T487] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 42.432292][ T487] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 42.432606][ T487] ? __kernel_text_address (kernel/extable.c:79) 
[ 42.432899][ T487] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 42.433197][ T487] ? __mutex_trylock_common (./arch/x86/include/asm/atomic64_64.h:101 ./include/linux/atomic/atomic-arch-fallback.h:4296 ./include/linux/atomic/atomic-long.h:1482 ./include/linux/atomic/atomic-instrumented.h:4458 kernel/locking/mutex.c:113) 
[ 42.433526][ T487] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 42.433891][ T487] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 42.434182][ T487] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 42.434503][ T487] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 42.434799][ T487] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 42.435091][ T487] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 42.435386][ T487] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 42.435710][ T487] ? __create_object (mm/kmemleak.c:771) 
[ 42.436002][ T487] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 42.436292][ T487] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 42.436604][ T487] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 42.436973][ T487] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 42.437271][ T487] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 42.437592][ T487] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 42.437887][ T487] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 42.438208][ T487] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 42.438539][ T487] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 42.438832][ T487] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 42.439130][ T487] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 42.439418][ T487] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 42.439736][ T487] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 42.440034][ T487] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 42.440338][ T487] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 42.440648][ T487] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 42.440943][ T487] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 42.441252][ T487] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 42.441579][ T487] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 ./include/net/netns/generic.h:48 net/netlink/af_netlink.c:333) 
[ 42.441876][ T487] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 42.442172][ T487] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 42.442501][ T487] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 42.442804][ T487] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 42.443100][ T487] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 42.443389][ T487] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 42.443705][ T487] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 42.444004][ T487] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 42.444294][ T487] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 42.444697][ T487] ___sys_sendmsg (net/socket.c:2670) 
[ 42.444990][ T487] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 42.445283][ T487] ? __call_rcu_common.constprop.0 (./arch/x86/include/asm/irqflags.h:26 ./arch/x86/include/asm/irqflags.h:109 ./arch/x86/include/asm/irqflags.h:127 kernel/rcu/tree.c:3096) 
[ 42.445667][ T487] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 42.445961][ T487] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 42.446254][ T487] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 42.446579][ T487] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 42.446875][ T487] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 42.447174][ T487] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 42.447497][ T487] __sys_sendmsg (net/socket.c:2700) 
[ 42.447796][ T487] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 42.448176][ T487] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 42.448499][ T487] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 42.448799][ T487] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 42.449095][ T487] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   42.449482][  T487] RIP: 0033:0x7f792e0581e7
[ 42.449789][ T487] Code: 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b9 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 2e 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 89 54 24 1c 48 89 74 24 10
All code
========
   0:	0e                   	(bad)
   1:	00 f7                	add    %dh,%bh
   3:	d8 64 89 02          	fsubs  0x2(%rcx,%rcx,4)
   7:	48 c7 c0 ff ff ff ff 	mov    $0xffffffffffffffff,%rax
   e:	eb b9                	jmp    0xffffffffffffffc9
  10:	0f 1f 00             	nopl   (%rax)
  13:	f3 0f 1e fa          	endbr64
  17:	64 8b 04 25 18 00 00 	mov    %fs:0x18,%eax
  1e:	00 
  1f:	85 c0                	test   %eax,%eax
  21:	75 10                	jne    0x33
  23:	b8 2e 00 00 00       	mov    $0x2e,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax		<-- trapping instruction
  30:	77 51                	ja     0x83
  32:	c3                   	ret
  33:	48 83 ec 28          	sub    $0x28,%rsp
  37:	89 54 24 1c          	mov    %edx,0x1c(%rsp)
  3b:	48 89 74 24 10       	mov    %rsi,0x10(%rsp)

Code starting with the faulting instruction
===========================================
   0:	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax
   6:	77 51                	ja     0x59
   8:	c3                   	ret
   9:	48 83 ec 28          	sub    $0x28,%rsp
   d:	89 54 24 1c          	mov    %edx,0x1c(%rsp)
  11:	48 89 74 24 10       	mov    %rsi,0x10(%rsp)
[   42.450870][  T487] RSP: 002b:00007fff4fe7b3a8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   42.451320][  T487] RAX: ffffffffffffffda RBX: 00007fff4fe7bad0 RCX: 00007f792e0581e7
[   42.451773][  T487] RDX: 0000000000000000 RSI: 00007fff4fe7b410 RDI: 0000000000000005
[   42.452198][  T487] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000078
[   42.452648][  T487] R10: 00007f792df55ee8 R11: 0000000000000246 R12: 0000000000000004
[   42.453084][  T487] R13: 00000000686e1472 R14: 0000000000499600 R15: 0000000000000000
| [   42.580593][  T488] ------------[ cut here ]------------
| [ 42.580961][ T488] WARNING: CPU: 2 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) 
| [   42.581588][  T488] Modules linked in: act_gact cls_flower sch_ingress ip6_gre ip6_tunnel tunnel6 gre 8021q vrf veth
| [   42.582863][  T488] Tainted: [W]=WARN
[   42.583098][  T488] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 42.583500][ 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) 
[ 42.583813][ 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
[   42.584896][  T488] RSP: 0018:ffffc900007c7140 EFLAGS: 00010246
[   42.585284][  T488] RAX: 0000000000000000 RBX: ffff8880098d4000 RCX: 0000000000000001
[   42.585759][  T488] RDX: 0000000000000000 RSI: ffffffffac09b941 RDI: ffffffffab8555e0
[   42.586216][  T488] RBP: ffffc900007c7230 R08: ffff88800ab66800 R09: 0000000000000000
[   42.586688][  T488] R10: ffffc900007c75c8 R11: fffffffface50668 R12: 1ffff920000f8e2c
[   42.587141][  T488] R13: 00000000000007d0 R14: ffffc900007c7880 R15: ffff88800cba2de0
[   42.587617][  T488] FS:  00007fc133d26800(0000) GS:ffff8880881b7000(0000) knlGS:0000000000000000
[   42.588170][  T488] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   42.588579][  T488] CR2: 00000000004e5ac0 CR3: 000000000c8d0002 CR4: 0000000000772ef0
[   42.589033][  T488] PKRU: 55555554
[   42.589268][  T488] Call Trace:
[   42.589518][  T488]  <TASK>
[ 42.589701][ T488] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 42.590015][ T488] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 42.590319][ T488] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 42.590671][ T488] ? __pfx_validate_linkmsg (net/core/rtnetlink.c:2660) 
[ 42.590982][ T488] ? is_bpf_text_address (kernel/bpf/core.c:777) 
[ 42.591288][ T488] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[ 42.591618][ T488] do_setlink.constprop.0 (net/core/rtnetlink.c:3106) 
[ 42.591937][ T488] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 42.592324][ T488] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 42.592660][ T488] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 42.592974][ T488] ? __kernel_text_address (kernel/extable.c:79) 
[ 42.593278][ T488] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 42.593603][ 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) 
[ 42.593923][ T488] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 42.594300][ T488] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 42.594620][ T488] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 42.594942][ T488] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 42.595246][ T488] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 42.595560][ T488] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 42.595881][ T488] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 42.596186][ T488] ? __create_object (mm/kmemleak.c:771) 
[ 42.596506][ T488] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 42.596832][ T488] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 42.597138][ T488] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 42.597532][ T488] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 42.597870][ T488] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 42.598202][ T488] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 42.598518][ T488] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 42.598847][ T488] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 42.599153][ T488] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 42.599470][ T488] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 42.599776][ T488] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 42.600110][ T488] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 42.600419][ T488] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 42.600740][ T488] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 42.601068][ T488] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 42.601375][ T488] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 42.601693][ T488] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 42.602030][ T488] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 42.602346][ 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) 
[ 42.602663][ T488] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 42.602991][ T488] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 42.603297][ T488] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 42.603635][ T488] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 42.603961][ T488] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 42.604268][ T488] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 42.604601][ T488] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 42.604915][ T488] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 42.605249][ T488] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 42.605652][ T488] ___sys_sendmsg (net/socket.c:2670) 
[ 42.605968][ T488] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 42.606279][ 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) 
[ 42.606669][ T488] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 42.606996][ T488] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 42.607317][ T488] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 42.607637][ T488] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 42.607944][ 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) 
[ 42.608280][ T488] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 42.608603][ T488] __sys_sendmsg (net/socket.c:2700) 
[ 42.608908][ T488] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 42.609314][ T488] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 42.609643][ T488] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 42.609960][ T488] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 42.610277][ T488] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   42.610661][  T488] RIP: 0033:0x7fc133ef31e7
[ 42.610977][ 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)
[   42.612061][  T488] RSP: 002b:00007fff18832ce8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   42.612541][  T488] RAX: ffffffffffffffda RBX: 00007fff18833410 RCX: 00007fc133ef31e7
[   42.612991][  T488] RDX: 0000000000000000 RSI: 00007fff18832d50 RDI: 0000000000000005
[   42.613462][  T488] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000078
[   42.613919][  T488] R10: 00007fc133df0ee8 R11: 0000000000000246 R12: 0000000000000004
[   42.614386][  T488] R13: 00000000686e1472 R14: 0000000000499600 R15: 0000000000000000
| [   42.746128][  T489] ------------[ cut here ]------------
| [ 42.746495][ T489] WARNING: CPU: 0 PID: 489 at ./include/net/netdev_lock.h:17 netif_set_mtu_ext (./include/net/netdev_lock.h:17 ./include/net/netdev_lock.h:15 ./include/net/netdev_lock.h:25 net/core/dev.c:9610) 
| [   42.747053][  T489] Modules linked in: act_gact cls_flower sch_ingress ip6_gre ip6_tunnel tunnel6 gre 8021q vrf veth
| [   42.748235][  T489] Tainted: [W]=WARN
[   42.748455][  T489] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 42.748798][ T489] RIP: 0010:netif_set_mtu_ext (./include/net/netdev_lock.h:17 ./include/net/netdev_lock.h:15 ./include/net/netdev_lock.h:25 net/core/dev.c:9610) 
[ 42.749081][ T489] Code: 00 00 8b 05 d7 bc 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 1a 63 7b 00 85 c0 0f 85 39 fe ff ff 90 <0f> 0b 90 e9 30 fe ff ff 48 b8 00 00 00 00 00 fc ff df 4c 89 fa 48
All code
========
   0:	00 00                	add    %al,(%rax)
   2:	8b 05 d7 bc 3a 02    	mov    0x23abcd7(%rip),%eax        # 0x23abcdf
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb a0 0c 00 00 	lea    0xca0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 1a 63 7b 00       	call   0x7b633b
  21:	85 c0                	test   %eax,%eax
  23:	0f 85 39 fe ff ff    	jne    0xfffffffffffffe62
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	e9 30 fe ff ff       	jmp    0xfffffffffffffe62
  32:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
  39:	fc ff df 
  3c:	4c 89 fa             	mov    %r15,%rdx
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	e9 30 fe ff ff       	jmp    0xfffffffffffffe38
   8:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
   f:	fc ff df 
  12:	4c 89 fa             	mov    %r15,%rdx
  15:	48                   	rex.W
[   42.750084][  T489] RSP: 0018:ffffc900007c7140 EFLAGS: 00010246
[   42.750435][  T489] RAX: 0000000000000000 RBX: ffff888005df4000 RCX: 0000000000000001
[   42.750855][  T489] RDX: 0000000000000000 RSI: ffffffffac09b941 RDI: ffffffffab8555e0
[   42.751268][  T489] RBP: ffffc900007c7230 R08: ffff888004eb0800 R09: 0000000000000000
[   42.751702][  T489] R10: ffffc900007c75c8 R11: fffffffface50668 R12: 1ffff920000f8e2c
[   42.752111][  T489] R13: 00000000000007d0 R14: ffffc900007c7880 R15: ffff88800cba2360
[   42.752567][  T489] FS:  00007f3f79153800(0000) GS:ffff8880880b7000(0000) knlGS:0000000000000000
[   42.753052][  T489] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   42.753405][  T489] CR2: 00000000004e73c8 CR3: 0000000004cb6005 CR4: 0000000000772ef0
[   42.753850][  T489] PKRU: 55555554
[   42.754060][  T489] Call Trace:
[   42.754269][  T489]  <TASK>
[ 42.754411][ T489] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 42.754704][ T489] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 42.754980][ T489] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 42.755258][ T489] ? __pfx_validate_linkmsg (net/core/rtnetlink.c:2660) 
[ 42.755547][ T489] ? is_bpf_text_address (kernel/bpf/core.c:777) 
[ 42.755824][ T489] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[ 42.756108][ T489] do_setlink.constprop.0 (net/core/rtnetlink.c:3106) 
[ 42.756390][ T489] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 42.756748][ T489] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 42.757022][ T489] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 42.757303][ T489] ? __kernel_text_address (kernel/extable.c:79) 
[ 42.757588][ T489] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 42.757867][ T489] ? __mutex_trylock_common (./arch/x86/include/asm/atomic64_64.h:101 ./include/linux/atomic/atomic-arch-fallback.h:4296 ./include/linux/atomic/atomic-long.h:1482 ./include/linux/atomic/atomic-instrumented.h:4458 kernel/locking/mutex.c:113) 
[ 42.758154][ T489] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 42.758501][ T489] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 42.758778][ T489] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 42.759052][ T489] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 42.759331][ T489] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 42.759627][ T489] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 42.759903][ T489] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 42.760174][ T489] ? __create_object (mm/kmemleak.c:771) 
[ 42.760462][ T489] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 42.760737][ T489] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 42.761013][ T489] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 42.761352][ T489] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 42.761649][ T489] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 42.761932][ T489] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 42.762205][ T489] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 42.762493][ T489] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 42.762778][ T489] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 42.763050][ T489] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 42.763347][ T489] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 42.763630][ T489] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 42.763916][ T489] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 42.764195][ T489] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 42.764481][ T489] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 42.764760][ T489] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 42.765038][ T489] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 42.765345][ T489] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 42.765627][ T489] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 ./include/net/netns/generic.h:48 net/netlink/af_netlink.c:333) 
[ 42.765911][ T489] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 42.766188][ T489] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 42.766471][ T489] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 42.766770][ T489] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 42.767049][ T489] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 42.767325][ T489] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 42.767613][ T489] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 42.767901][ T489] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 42.768184][ T489] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 42.768551][ T489] ___sys_sendmsg (net/socket.c:2670) 
[ 42.768825][ T489] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 42.769098][ T489] ? __call_rcu_common.constprop.0 (./arch/x86/include/asm/irqflags.h:26 ./arch/x86/include/asm/irqflags.h:109 ./arch/x86/include/asm/irqflags.h:127 kernel/rcu/tree.c:3096) 
[ 42.769441][ T489] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 42.769738][ T489] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 42.770022][ T489] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 42.770298][ T489] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 42.770582][ T489] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 42.770857][ T489] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 42.771137][ T489] __sys_sendmsg (net/socket.c:2700) 
[ 42.771408][ T489] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 42.771757][ T489] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 42.772047][ T489] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 42.772323][ T489] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 42.772607][ T489] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   42.772947][  T489] RIP: 0033:0x7f3f793201e7
[ 42.773231][ T489] Code: 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b9 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 2e 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 89 54 24 1c 48 89 74 24 10
All code
========
   0:	0e                   	(bad)
   1:	00 f7                	add    %dh,%bh
   3:	d8 64 89 02          	fsubs  0x2(%rcx,%rcx,4)
   7:	48 c7 c0 ff ff ff ff 	mov    $0xffffffffffffffff,%rax
   e:	eb b9                	jmp    0xffffffffffffffc9
  10:	0f 1f 00             	nopl   (%rax)
  13:	f3 0f 1e fa          	endbr64
  17:	64 8b 04 25 18 00 00 	mov    %fs:0x18,%eax
  1e:	00 
  1f:	85 c0                	test   %eax,%eax
  21:	75 10                	jne    0x33
  23:	b8 2e 00 00 00       	mov    $0x2e,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax		<-- trapping instruction
  30:	77 51                	ja     0x83
  32:	c3                   	ret
  33:	48 83 ec 28          	sub    $0x28,%rsp
  37:	89 54 24 1c          	mov    %edx,0x1c(%rsp)
  3b:	48 89 74 24 10       	mov    %rsi,0x10(%rsp)

Code starting with the faulting instruction
===========================================
   0:	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax
   6:	77 51                	ja     0x59
   8:	c3                   	ret
   9:	48 83 ec 28          	sub    $0x28,%rsp
   d:	89 54 24 1c          	mov    %edx,0x1c(%rsp)
  11:	48 89 74 24 10       	mov    %rsi,0x10(%rsp)
[   42.774220][  T489] RSP: 002b:00007ffedfff9648 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   42.774643][  T489] RAX: ffffffffffffffda RBX: 00007ffedfff9d70 RCX: 00007f3f793201e7
[   42.775053][  T489] RDX: 0000000000000000 RSI: 00007ffedfff96b0 RDI: 0000000000000005
[   42.775471][  T489] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000078
[   42.775994][  T489] R10: 00007f3f7921dee8 R11: 0000000000000246 R12: 0000000000000004
[   42.776661][  T489] R13: 00000000686e1472 R14: 0000000000499600 R15: 0000000000000000
| [   42.893363][  T490] ------------[ cut here ]------------
| [ 42.893743][ T490] WARNING: CPU: 2 PID: 490 at ./include/net/netdev_lock.h:17 netif_set_mtu_ext (./include/net/netdev_lock.h:17 ./include/net/netdev_lock.h:15 ./include/net/netdev_lock.h:25 net/core/dev.c:9610) 
| [   42.894327][  T490] Modules linked in: act_gact cls_flower sch_ingress ip6_gre ip6_tunnel tunnel6 gre 8021q vrf veth
| [   42.895587][  T490] Tainted: [W]=WARN
[   42.895821][  T490] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 42.896192][ T490] RIP: 0010:netif_set_mtu_ext (./include/net/netdev_lock.h:17 ./include/net/netdev_lock.h:15 ./include/net/netdev_lock.h:25 net/core/dev.c:9610) 
[ 42.896515][ T490] Code: 00 00 8b 05 d7 bc 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 1a 63 7b 00 85 c0 0f 85 39 fe ff ff 90 <0f> 0b 90 e9 30 fe ff ff 48 b8 00 00 00 00 00 fc ff df 4c 89 fa 48
All code
========
   0:	00 00                	add    %al,(%rax)
   2:	8b 05 d7 bc 3a 02    	mov    0x23abcd7(%rip),%eax        # 0x23abcdf
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb a0 0c 00 00 	lea    0xca0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 1a 63 7b 00       	call   0x7b633b
  21:	85 c0                	test   %eax,%eax
  23:	0f 85 39 fe ff ff    	jne    0xfffffffffffffe62
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	e9 30 fe ff ff       	jmp    0xfffffffffffffe62
  32:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
  39:	fc ff df 
  3c:	4c 89 fa             	mov    %r15,%rdx
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	e9 30 fe ff ff       	jmp    0xfffffffffffffe38
   8:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
   f:	fc ff df 
  12:	4c 89 fa             	mov    %r15,%rdx
  15:	48                   	rex.W
[   42.898781][  T490] RSP: 0018:ffffc900007c7140 EFLAGS: 00010246
[   42.899188][  T490] RAX: 0000000000000000 RBX: ffff88800bdb9000 RCX: 0000000000000001
[   42.899642][  T490] RDX: 0000000000000000 RSI: ffffffffac09b941 RDI: ffffffffab8555e0
[   42.900095][  T490] RBP: ffffc900007c7230 R08: ffff88800bd65000 R09: 0000000000000000
[   42.900551][  T490] R10: ffffc900007c75c8 R11: fffffffface50668 R12: 1ffff920000f8e2c
[   42.900993][  T490] R13: 00000000000007d0 R14: ffffc900007c7880 R15: ffff88800cba18e0
[   42.901437][  T490] FS:  00007fa9d42d6800(0000) GS:ffff8880881b7000(0000) knlGS:0000000000000000
[   42.902020][  T490] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   42.902382][  T490] CR2: 00000000004e5ab8 CR3: 000000000c8d0004 CR4: 0000000000772ef0
[   42.902869][  T490] PKRU: 55555554
[   42.903096][  T490] Call Trace:
[   42.903323][  T490]  <TASK>
[ 42.903493][ T490] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 42.903801][ T490] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 42.904105][ T490] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 42.904415][ T490] ? __pfx_validate_linkmsg (net/core/rtnetlink.c:2660) 
[ 42.904733][ T490] ? is_bpf_text_address (kernel/bpf/core.c:777) 
[ 42.905035][ T490] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[ 42.905343][ T490] do_setlink.constprop.0 (net/core/rtnetlink.c:3106) 
[ 42.905662][ T490] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 42.906045][ T490] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 42.906355][ T490] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 42.906703][ T490] ? __kernel_text_address (kernel/extable.c:79) 
[ 42.907010][ T490] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 42.907315][ T490] ? __mutex_trylock_common (./arch/x86/include/asm/atomic64_64.h:101 ./include/linux/atomic/atomic-arch-fallback.h:4296 ./include/linux/atomic/atomic-long.h:1482 ./include/linux/atomic/atomic-instrumented.h:4458 kernel/locking/mutex.c:113) 
[ 42.907628][ T490] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 42.908000][ T490] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 42.908318][ T490] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 42.908640][ T490] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 42.908942][ T490] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 42.909251][ T490] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 42.909565][ T490] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 42.909867][ T490] ? __create_object (mm/kmemleak.c:771) 
[ 42.910173][ T490] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 42.910488][ T490] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 42.910790][ T490] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 42.911168][ T490] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 42.911506][ T490] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 42.911845][ T490] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 42.912145][ T490] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 42.912468][ T490] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 42.912774][ T490] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 42.913070][ T490] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 42.913374][ T490] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 42.913695][ T490] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 42.913998][ T490] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 42.914300][ T490] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 42.914620][ T490] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 42.914918][ T490] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 42.915220][ T490] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 42.915558][ T490] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 42.915871][ T490] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 ./include/net/netns/generic.h:48 net/netlink/af_netlink.c:333) 
[ 42.916171][ T490] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 42.916500][ T490] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 42.916824][ T490] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 42.917138][ T490] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 42.917464][ T490] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 42.917769][ T490] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 42.918095][ T490] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 42.918401][ T490] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 42.918713][ T490] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 42.919096][ T490] ___sys_sendmsg (net/socket.c:2670) 
[ 42.919394][ T490] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 42.919705][ T490] ? __call_rcu_common.constprop.0 (./arch/x86/include/asm/irqflags.h:26 ./arch/x86/include/asm/irqflags.h:109 ./arch/x86/include/asm/irqflags.h:127 kernel/rcu/tree.c:3096) 
[ 42.920077][ T490] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 42.920385][ T490] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 42.920702][ T490] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 42.921009][ T490] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 42.921311][ T490] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 42.921650][ T490] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 42.921963][ T490] __sys_sendmsg (net/socket.c:2700) 
[ 42.922260][ T490] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 42.922772][ T490] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 42.923094][ T490] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 42.923401][ T490] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 42.923726][ T490] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   42.924100][  T490] RIP: 0033:0x7fa9d44a31e7
[ 42.924413][ T490] Code: 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b9 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 2e 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 89 54 24 1c 48 89 74 24 10
All code
========
   0:	0e                   	(bad)
   1:	00 f7                	add    %dh,%bh
   3:	d8 64 89 02          	fsubs  0x2(%rcx,%rcx,4)
   7:	48 c7 c0 ff ff ff ff 	mov    $0xffffffffffffffff,%rax
   e:	eb b9                	jmp    0xffffffffffffffc9
  10:	0f 1f 00             	nopl   (%rax)
  13:	f3 0f 1e fa          	endbr64
  17:	64 8b 04 25 18 00 00 	mov    %fs:0x18,%eax
  1e:	00 
  1f:	85 c0                	test   %eax,%eax
  21:	75 10                	jne    0x33
  23:	b8 2e 00 00 00       	mov    $0x2e,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax		<-- trapping instruction
  30:	77 51                	ja     0x83
  32:	c3                   	ret
  33:	48 83 ec 28          	sub    $0x28,%rsp
  37:	89 54 24 1c          	mov    %edx,0x1c(%rsp)
  3b:	48 89 74 24 10       	mov    %rsi,0x10(%rsp)

Code starting with the faulting instruction
===========================================
   0:	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax
   6:	77 51                	ja     0x59
   8:	c3                   	ret
   9:	48 83 ec 28          	sub    $0x28,%rsp
   d:	89 54 24 1c          	mov    %edx,0x1c(%rsp)
  11:	48 89 74 24 10       	mov    %rsi,0x10(%rsp)
[   42.925504][  T490] RSP: 002b:00007ffdfdd9e758 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   42.925959][  T490] RAX: ffffffffffffffda RBX: 00007ffdfdd9ee80 RCX: 00007fa9d44a31e7
[   42.926406][  T490] RDX: 0000000000000000 RSI: 00007ffdfdd9e7c0 RDI: 0000000000000005
[   42.926890][  T490] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000078
[   42.927347][  T490] R10: 00007fa9d43a0ee8 R11: 0000000000000246 R12: 0000000000000004
[   42.927818][  T490] R13: 00000000686e1472 R14: 0000000000499600 R15: 0000000000000000
| [   43.053045][  T491] ------------[ cut here ]------------
| [ 43.053418][ T491] WARNING: CPU: 2 PID: 491 at ./include/net/netdev_lock.h:17 netif_set_mtu_ext (./include/net/netdev_lock.h:17 ./include/net/netdev_lock.h:15 ./include/net/netdev_lock.h:25 net/core/dev.c:9610) 
| [   43.054513][  T491] Modules linked in: act_gact cls_flower sch_ingress ip6_gre ip6_tunnel tunnel6 gre 8021q vrf veth
| [   43.055780][  T491] Tainted: [W]=WARN
[   43.056012][  T491] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 43.056380][ T491] RIP: 0010:netif_set_mtu_ext (./include/net/netdev_lock.h:17 ./include/net/netdev_lock.h:15 ./include/net/netdev_lock.h:25 net/core/dev.c:9610) 
[ 43.056711][ T491] Code: 00 00 8b 05 d7 bc 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 1a 63 7b 00 85 c0 0f 85 39 fe ff ff 90 <0f> 0b 90 e9 30 fe ff ff 48 b8 00 00 00 00 00 fc ff df 4c 89 fa 48
All code
========
   0:	00 00                	add    %al,(%rax)
   2:	8b 05 d7 bc 3a 02    	mov    0x23abcd7(%rip),%eax        # 0x23abcdf
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb a0 0c 00 00 	lea    0xca0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 1a 63 7b 00       	call   0x7b633b
  21:	85 c0                	test   %eax,%eax
  23:	0f 85 39 fe ff ff    	jne    0xfffffffffffffe62
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	e9 30 fe ff ff       	jmp    0xfffffffffffffe62
  32:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
  39:	fc ff df 
  3c:	4c 89 fa             	mov    %r15,%rdx
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	e9 30 fe ff ff       	jmp    0xfffffffffffffe38
   8:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
   f:	fc ff df 
  12:	4c 89 fa             	mov    %r15,%rdx
  15:	48                   	rex.W
[   43.057755][  T491] RSP: 0018:ffffc900007c7140 EFLAGS: 00010246
[   43.058158][  T491] RAX: 0000000000000000 RBX: ffff888005df9000 RCX: 0000000000000001
[   43.058637][  T491] RDX: 0000000000000000 RSI: ffffffffac09b941 RDI: ffffffffab8555e0
[   43.059084][  T491] RBP: ffffc900007c7230 R08: ffff88800c01e800 R09: 0000000000000000
[   43.059564][  T491] R10: ffffc900007c75c8 R11: fffffffface50668 R12: 1ffff920000f8e2c
[   43.060017][  T491] R13: 00000000000007d0 R14: ffffc900007c7880 R15: ffff88800cba0e60
[   43.060482][  T491] FS:  00007ff2e39df800(0000) GS:ffff8880881b7000(0000) knlGS:0000000000000000
[   43.061032][  T491] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   43.061412][  T491] CR2: 00000000004e59c0 CR3: 0000000004cb6006 CR4: 0000000000772ef0
[   43.061881][  T491] PKRU: 55555554
[   43.062117][  T491] Call Trace:
[   43.062342][  T491]  <TASK>
[ 43.062509][ T491] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 43.062813][ T491] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 43.063125][ T491] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 43.063426][ T491] ? __pfx_validate_linkmsg (net/core/rtnetlink.c:2660) 
[ 43.063751][ T491] ? is_bpf_text_address (kernel/bpf/core.c:777) 
[ 43.064074][ T491] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[ 43.064382][ T491] do_setlink.constprop.0 (net/core/rtnetlink.c:3106) 
[ 43.064707][ T491] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 43.065094][ T491] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 43.065397][ T491] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 43.065716][ T491] ? __kernel_text_address (kernel/extable.c:79) 
[ 43.066022][ T491] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 43.066337][ T491] ? __mutex_trylock_common (./arch/x86/include/asm/atomic64_64.h:101 ./include/linux/atomic/atomic-arch-fallback.h:4296 ./include/linux/atomic/atomic-long.h:1482 ./include/linux/atomic/atomic-instrumented.h:4458 kernel/locking/mutex.c:113) 
[ 43.066651][ T491] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 43.067028][ T491] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 43.067348][ T491] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 43.067662][ T491] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 43.067971][ T491] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 43.068301][ T491] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 43.068619][ T491] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 43.068915][ T491] ? __create_object (mm/kmemleak.c:771) 
[ 43.069218][ T491] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 43.069527][ T491] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 43.069837][ T491] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 43.070209][ T491] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 43.070528][ T491] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 43.070844][ T491] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 43.071141][ T491] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 43.071457][ T491] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 43.071758][ T491] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 43.072068][ T491] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 43.072374][ T491] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 43.072688][ T491] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 43.072994][ T491] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 43.073296][ T491] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 43.073630][ T491] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 43.073937][ T491] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 43.074243][ T491] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 43.074586][ T491] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 43.074889][ T491] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 ./include/net/netns/generic.h:48 net/netlink/af_netlink.c:333) 
[ 43.075197][ T491] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 43.075519][ T491] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 43.075825][ T491] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 43.076133][ T491] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 43.076464][ T491] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 43.076774][ T491] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 43.077091][ T491] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 43.077392][ T491] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 43.077706][ T491] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 43.078093][ T491] ___sys_sendmsg (net/socket.c:2670) 
[ 43.078405][ T491] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 43.078714][ T491] ? __call_rcu_common.constprop.0 (./arch/x86/include/asm/irqflags.h:26 ./arch/x86/include/asm/irqflags.h:109 ./arch/x86/include/asm/irqflags.h:127 kernel/rcu/tree.c:3096) 
[ 43.079086][ T491] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 43.079385][ T491] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 43.079721][ T491] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 43.080029][ T491] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 43.080341][ T491] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 43.080678][ T491] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 43.080997][ T491] __sys_sendmsg (net/socket.c:2700) 
[ 43.081305][ T491] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 43.081687][ T491] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 43.082005][ T491] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 43.082311][ T491] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 43.082623][ T491] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   43.082990][  T491] RIP: 0033:0x7ff2e3bac1e7
[ 43.083295][ T491] Code: 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b9 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 2e 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 89 54 24 1c 48 89 74 24 10
All code
========
   0:	0e                   	(bad)
   1:	00 f7                	add    %dh,%bh
   3:	d8 64 89 02          	fsubs  0x2(%rcx,%rcx,4)
   7:	48 c7 c0 ff ff ff ff 	mov    $0xffffffffffffffff,%rax
   e:	eb b9                	jmp    0xffffffffffffffc9
  10:	0f 1f 00             	nopl   (%rax)
  13:	f3 0f 1e fa          	endbr64
  17:	64 8b 04 25 18 00 00 	mov    %fs:0x18,%eax
  1e:	00 
  1f:	85 c0                	test   %eax,%eax
  21:	75 10                	jne    0x33
  23:	b8 2e 00 00 00       	mov    $0x2e,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax		<-- trapping instruction
  30:	77 51                	ja     0x83
  32:	c3                   	ret
  33:	48 83 ec 28          	sub    $0x28,%rsp
  37:	89 54 24 1c          	mov    %edx,0x1c(%rsp)
  3b:	48 89 74 24 10       	mov    %rsi,0x10(%rsp)

Code starting with the faulting instruction
===========================================
   0:	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax
   6:	77 51                	ja     0x59
   8:	c3                   	ret
   9:	48 83 ec 28          	sub    $0x28,%rsp
   d:	89 54 24 1c          	mov    %edx,0x1c(%rsp)
  11:	48 89 74 24 10       	mov    %rsi,0x10(%rsp)
[   43.084364][  T491] RSP: 002b:00007ffcc9f14ad8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   43.084842][  T491] RAX: ffffffffffffffda RBX: 00007ffcc9f15200 RCX: 00007ff2e3bac1e7
[   43.085291][  T491] RDX: 0000000000000000 RSI: 00007ffcc9f14b40 RDI: 0000000000000005
[   43.085761][  T491] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000078
[   43.086209][  T491] R10: 00007ff2e3aa9ee8 R11: 0000000000000246 R12: 0000000000000004


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