======================================
| [   34.153903][  T418] GACT probability NOT on
| [   40.344950][  T475] ------------[ cut here ]------------
| [ 40.345476][ T475] WARNING: CPU: 1 PID: 475 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) 
| [   40.346050][  T475] Modules linked in: act_gact cls_flower sch_ingress ip6_gre ip6_tunnel tunnel6 gre 8021q vrf veth
[   40.347193][  T475] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 40.347544][ T475] 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) 
[ 40.347829][ T475] 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
[   40.348833][  T475] RSP: 0018:ffffc90000707140 EFLAGS: 00010246
[   40.349488][  T475] RAX: 0000000000000000 RBX: ffff88800a484000 RCX: 0000000000000001
[   40.349919][  T475] RDX: 0000000000000000 RSI: ffffffff9229b941 RDI: ffffffff91a555e0
[   40.350339][  T475] RBP: ffffc90000707230 R08: ffff88800b8fe800 R09: 0000000000000000
[   40.350770][  T475] R10: ffffc900007075c8 R11: ffffffff93050668 R12: 1ffff920000e0e2c
[   40.351183][  T475] R13: 00000000000007d0 R14: ffffc90000707880 R15: ffff88800ef36360
[   40.351742][  T475] FS:  00007f650c423800(0000) GS:ffff88809b137000(0000) knlGS:0000000000000000
[   40.352234][  T475] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   40.352720][  T475] CR2: 00000000004e5aa0 CR3: 0000000004fee004 CR4: 0000000000772ef0
[   40.353136][  T475] PKRU: 55555554
[   40.353344][  T475] Call Trace:
[   40.353705][  T475]  <TASK>
[ 40.353850][ T475] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 40.354134][ T475] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 40.354408][ T475] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 40.354830][ T475] ? __pfx_validate_linkmsg (net/core/rtnetlink.c:2660) 
[ 40.355113][ T475] ? is_bpf_text_address (kernel/bpf/core.c:777) 
[ 40.355395][ T475] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[ 40.355802][ T475] do_setlink.constprop.0 (net/core/rtnetlink.c:3106) 
[ 40.356089][ T475] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 40.356435][ T475] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 40.356844][ T475] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 40.357116][ T475] ? __kernel_text_address (kernel/extable.c:79) 
[ 40.357391][ T475] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 40.357827][ T475] ? __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) 
[ 40.358102][ T475] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 40.358438][ T475] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 40.358885][ T475] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 40.359163][ T475] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 40.359434][ T475] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 40.359844][ T475] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 40.360117][ T475] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 40.360387][ T475] ? __create_object (mm/kmemleak.c:771) 
[ 40.360829][ T475] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 40.361106][ T475] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 40.361385][ T475] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 40.361839][ T475] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 40.362121][ T475] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 40.362398][ T475] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 40.362687][ T475] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 40.362967][ T475] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 40.363239][ T475] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 40.363522][ T475] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 40.363797][ T475] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 40.364078][ T475] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 40.364352][ T475] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 40.364636][ T475] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 40.364914][ T475] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 40.365202][ T475] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 40.365523][ T475] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 40.365812][ T475] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 40.366091][ T475] ? 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) 
[ 40.366366][ T475] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 40.366663][ T475] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 40.366943][ T475] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 40.367224][ T475] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 40.367504][ T475] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 40.367837][ T475] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 40.368134][ T475] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 40.368415][ T475] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 40.368714][ T475] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 40.369072][ T475] ___sys_sendmsg (net/socket.c:2670) 
[ 40.369342][ T475] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 40.369627][ T475] ? __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) 
[ 40.369980][ T475] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 40.370268][ T475] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 40.370569][ T475] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 40.370855][ T475] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 40.371132][ T475] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 40.371409][ T475] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 40.371704][ T475] __sys_sendmsg (net/socket.c:2700) 
[ 40.371981][ T475] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 40.372349][ T475] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 40.372662][ T475] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 40.372956][ T475] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 40.373250][ T475] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   40.373623][  T475] RIP: 0033:0x7f650c5f01e7
[ 40.373937][ T475] 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)
[   40.375002][  T475] RSP: 002b:00007ffffc40fd48 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   40.375463][  T475] RAX: ffffffffffffffda RBX: 00007ffffc410470 RCX: 00007f650c5f01e7
[   40.375912][  T475] RDX: 0000000000000000 RSI: 00007ffffc40fdb0 RDI: 0000000000000005
[   40.376347][  T475] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000078
[   40.376800][  T475] R10: 00007f650c4edee8 R11: 0000000000000246 R12: 0000000000000004
[   40.377233][  T475] R13: 00000000686e495a R14: 0000000000499600 R15: 0000000000000000
| [   40.497840][  T476] ------------[ cut here ]------------
| [ 40.498222][ T476] WARNING: CPU: 0 PID: 476 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) 
| [   40.498806][  T476] Modules linked in: act_gact cls_flower sch_ingress ip6_gre ip6_tunnel tunnel6 gre 8021q vrf veth
| [   40.500001][  T476] Tainted: [W]=WARN
[   40.500226][  T476] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 40.500609][ T476] 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) 
[ 40.500903][ T476] 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
[   40.501910][  T476] RSP: 0018:ffffc90000717140 EFLAGS: 00010246
[   40.502280][  T476] RAX: 0000000000000000 RBX: ffff88800bcac000 RCX: 0000000000000001
[   40.502710][  T476] RDX: 0000000000000000 RSI: ffffffff9229b941 RDI: ffffffff91a555e0
[   40.503129][  T476] RBP: ffffc90000717230 R08: ffff888008d15000 R09: 0000000000000000
[   40.503558][  T476] R10: ffffc900007175c8 R11: ffffffff93050668 R12: 1ffff920000e2e2c
[   40.503981][  T476] R13: 00000000000007d0 R14: ffffc90000717880 R15: ffff88800ef36de0
[   40.504401][  T476] FS:  00007faa090e1800(0000) GS:ffff88809b0b7000(0000) knlGS:0000000000000000
[   40.504909][  T476] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   40.505276][  T476] CR2: 00000000004e5aa8 CR3: 000000000a27a005 CR4: 0000000000772ef0
[   40.505705][  T476] PKRU: 55555554
[   40.505920][  T476] Call Trace:
[   40.506128][  T476]  <TASK>
[ 40.506272][ T476] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 40.506569][ T476] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 40.506848][ T476] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 40.507131][ T476] ? __pfx_validate_linkmsg (net/core/rtnetlink.c:2660) 
[ 40.507411][ T476] ? is_bpf_text_address (kernel/bpf/core.c:777) 
[ 40.507701][ T476] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[ 40.507993][ T476] do_setlink.constprop.0 (net/core/rtnetlink.c:3106) 
[ 40.508278][ T476] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 40.508658][ T476] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 40.508946][ T476] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 40.509223][ T476] ? __kernel_text_address (kernel/extable.c:79) 
[ 40.509503][ T476] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 40.509799][ T476] ? __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) 
[ 40.510086][ T476] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 40.510431][ T476] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 40.510724][ T476] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 40.511003][ T476] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 40.511279][ T476] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 40.511570][ T476] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 40.511851][ T476] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 40.512133][ T476] ? __create_object (mm/kmemleak.c:771) 
[ 40.512414][ T476] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 40.512733][ T476] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 40.513014][ T476] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 40.513361][ T476] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 40.513660][ T476] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 40.513948][ T476] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 40.514225][ T476] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 40.514527][ T476] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 40.514812][ T476] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 40.515090][ T476] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 40.515377][ T476] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 40.515667][ T476] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 40.515949][ T476] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 40.516251][ T476] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 40.516573][ T476] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 40.516882][ T476] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 40.517178][ T476] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 40.517484][ T476] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 40.517789][ T476] ? 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) 
[ 40.518089][ T476] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 40.518389][ T476] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 40.518702][ T476] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 40.519012][ T476] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 40.519322][ T476] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 40.519628][ T476] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 40.519935][ T476] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 40.520238][ T476] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 40.520553][ T476] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 40.520934][ T476] ___sys_sendmsg (net/socket.c:2670) 
[ 40.521242][ T476] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 40.521550][ T476] ? __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) 
[ 40.521918][ T476] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 40.522220][ T476] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 40.522532][ T476] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 40.522833][ T476] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 40.523130][ T476] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 40.523428][ T476] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 40.523739][ T476] __sys_sendmsg (net/socket.c:2700) 
[ 40.524036][ T476] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 40.524399][ T476] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 40.524727][ T476] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 40.525031][ T476] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 40.525341][ T476] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   40.525725][  T476] RIP: 0033:0x7faa092ae1e7
[ 40.526034][ T476] 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)
[   40.527096][  T476] RSP: 002b:00007ffd56851758 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   40.527561][  T476] RAX: ffffffffffffffda RBX: 00007ffd56851e80 RCX: 00007faa092ae1e7
[   40.528004][  T476] RDX: 0000000000000000 RSI: 00007ffd568517c0 RDI: 0000000000000005
[   40.528446][  T476] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000078
[   40.528906][  T476] R10: 00007faa091abee8 R11: 0000000000000246 R12: 0000000000000004
[   40.529359][  T476] R13: 00000000686e495a R14: 0000000000499600 R15: 0000000000000000
| [   40.636879][  T477] ------------[ cut here ]------------
| [ 40.637194][ T477] WARNING: CPU: 3 PID: 477 at ./include/net/netdev_lock.h:17 netif_set_mtu_ext (./include/net/netdev_lock.h:17 ./include/net/netdev_lock.h:15 ./include/net/netdev_lock.h:25 net/core/dev.c:9610) 
| [   40.638055][  T477] Modules linked in: act_gact cls_flower sch_ingress ip6_gre ip6_tunnel tunnel6 gre 8021q vrf veth
| [   40.639200][  T477] Tainted: [W]=WARN
[   40.639409][  T477] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 40.639758][ T477] RIP: 0010:netif_set_mtu_ext (./include/net/netdev_lock.h:17 ./include/net/netdev_lock.h:15 ./include/net/netdev_lock.h:25 net/core/dev.c:9610) 
[ 40.640043][ T477] 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
[   40.641035][  T477] RSP: 0018:ffffc90000717140 EFLAGS: 00010246
[   40.641385][  T477] RAX: 0000000000000000 RBX: ffff888004f54000 RCX: 0000000000000001
[   40.641803][  T477] RDX: 0000000000000000 RSI: ffffffff9229b941 RDI: ffffffff91a555e0
[   40.642214][  T477] RBP: ffffc90000717230 R08: ffff888004c9d000 R09: 0000000000000000
[   40.642635][  T477] R10: ffffc900007175c8 R11: ffffffff93050668 R12: 1ffff920000e2e2c
[   40.643047][  T477] R13: 00000000000007d0 R14: ffffc90000717880 R15: ffff88800ef37860
[   40.643455][  T477] FS:  00007f1d98794800(0000) GS:ffff88809b237000(0000) knlGS:0000000000000000
[   40.643948][  T477] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   40.644293][  T477] CR2: 00000000004e73b0 CR3: 000000000edba002 CR4: 0000000000772ef0
[   40.644719][  T477] PKRU: 55555554
[   40.644928][  T477] Call Trace:
[   40.645148][  T477]  <TASK>
[ 40.645289][ T477] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 40.645580][ T477] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 40.645855][ T477] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 40.646135][ T477] ? __pfx_validate_linkmsg (net/core/rtnetlink.c:2660) 
[ 40.646409][ T477] ? is_bpf_text_address (kernel/bpf/core.c:777) 
[ 40.646697][ T477] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[ 40.646977][ T477] do_setlink.constprop.0 (net/core/rtnetlink.c:3106) 
[ 40.647255][ T477] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 40.647617][ T477] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 40.647891][ T477] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 40.648163][ T477] ? __kernel_text_address (kernel/extable.c:79) 
[ 40.648446][ T477] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 40.648733][ T477] ? __mutex_trylock_common (./arch/x86/include/asm/atomic64_64.h:101 ./include/linux/atomic/atomic-arch-fallback.h:4296 ./include/linux/atomic/atomic-long.h:1482 ./include/linux/atomic/atomic-instrumented.h:4458 kernel/locking/mutex.c:113) 
[ 40.649008][ T477] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 40.649348][ T477] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 40.649629][ T477] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 40.649904][ T477] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 40.650178][ T477] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 40.650455][ T477] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 40.650738][ T477] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 40.651014][ T477] ? __create_object (mm/kmemleak.c:771) 
[ 40.651289][ T477] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 40.651571][ T477] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 40.651846][ T477] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 40.652185][ T477] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 40.652465][ T477] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 40.652760][ T477] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 40.653035][ T477] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 40.653315][ T477] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 40.653600][ T477] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 40.653870][ T477] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 40.654142][ T477] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 40.654412][ T477] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 40.654699][ T477] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 40.654982][ T477] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 40.655272][ T477] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 40.655559][ T477] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 40.655861][ T477] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 40.656148][ T477] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 40.656418][ T477] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 ./include/net/netns/generic.h:48 net/netlink/af_netlink.c:333) 
[ 40.656703][ T477] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 40.656991][ T477] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 40.657262][ T477] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 40.657552][ T477] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 40.657833][ T477] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 40.658109][ T477] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 40.658394][ T477] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 40.658685][ T477] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 40.658962][ T477] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 40.659319][ T477] ___sys_sendmsg (net/socket.c:2670) 
[ 40.659602][ T477] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 40.659878][ T477] ? __call_rcu_common.constprop.0 (./arch/x86/include/asm/irqflags.h:26 ./arch/x86/include/asm/irqflags.h:109 ./arch/x86/include/asm/irqflags.h:127 kernel/rcu/tree.c:3096) 
[ 40.660221][ T477] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 40.660499][ T477] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 40.660787][ T477] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 40.661076][ T477] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 40.661351][ T477] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 40.661635][ T477] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 40.661917][ T477] __sys_sendmsg (net/socket.c:2700) 
[ 40.662187][ T477] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 40.662537][ T477] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 40.662824][ T477] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 40.663104][ T477] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 40.663383][ T477] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   40.663735][  T477] RIP: 0033:0x7f1d989611e7
[ 40.664020][ T477] Code: 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b9 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 2e 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 89 54 24 1c 48 89 74 24 10
All code
========
   0:	0e                   	(bad)
   1:	00 f7                	add    %dh,%bh
   3:	d8 64 89 02          	fsubs  0x2(%rcx,%rcx,4)
   7:	48 c7 c0 ff ff ff ff 	mov    $0xffffffffffffffff,%rax
   e:	eb b9                	jmp    0xffffffffffffffc9
  10:	0f 1f 00             	nopl   (%rax)
  13:	f3 0f 1e fa          	endbr64
  17:	64 8b 04 25 18 00 00 	mov    %fs:0x18,%eax
  1e:	00 
  1f:	85 c0                	test   %eax,%eax
  21:	75 10                	jne    0x33
  23:	b8 2e 00 00 00       	mov    $0x2e,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax		<-- trapping instruction
  30:	77 51                	ja     0x83
  32:	c3                   	ret
  33:	48 83 ec 28          	sub    $0x28,%rsp
  37:	89 54 24 1c          	mov    %edx,0x1c(%rsp)
  3b:	48 89 74 24 10       	mov    %rsi,0x10(%rsp)

Code starting with the faulting instruction
===========================================
   0:	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax
   6:	77 51                	ja     0x59
   8:	c3                   	ret
   9:	48 83 ec 28          	sub    $0x28,%rsp
   d:	89 54 24 1c          	mov    %edx,0x1c(%rsp)
  11:	48 89 74 24 10       	mov    %rsi,0x10(%rsp)
[   40.665007][  T477] RSP: 002b:00007ffd99cc0018 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   40.665441][  T477] RAX: ffffffffffffffda RBX: 00007ffd99cc0740 RCX: 00007f1d989611e7
[   40.665861][  T477] RDX: 0000000000000000 RSI: 00007ffd99cc0080 RDI: 0000000000000005
[   40.666271][  T477] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000078
[   40.666692][  T477] R10: 00007f1d9885eee8 R11: 0000000000000246 R12: 0000000000000004
[   40.667104][  T477] R13: 00000000686e495a R14: 0000000000499600 R15: 0000000000000000
| [   40.830031][  T478] ------------[ cut here ]------------
| [ 40.830416][ T478] WARNING: CPU: 2 PID: 478 at ./include/net/netdev_lock.h:17 netif_set_mtu_ext (./include/net/netdev_lock.h:17 ./include/net/netdev_lock.h:15 ./include/net/netdev_lock.h:25 net/core/dev.c:9610) 
| [   40.831035][  T478] Modules linked in: act_gact cls_flower sch_ingress ip6_gre ip6_tunnel tunnel6 gre 8021q vrf veth
| [   40.832285][  T478] Tainted: [W]=WARN
[   40.832526][  T478] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 40.832905][ T478] RIP: 0010:netif_set_mtu_ext (./include/net/netdev_lock.h:17 ./include/net/netdev_lock.h:15 ./include/net/netdev_lock.h:25 net/core/dev.c:9610) 
[ 40.833215][ T478] 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
[   40.834281][  T478] RSP: 0018:ffffc90000757140 EFLAGS: 00010246
[   40.834677][  T478] RAX: 0000000000000000 RBX: ffff888005031000 RCX: 0000000000000001
[   40.835132][  T478] RDX: 0000000000000000 RSI: ffffffff9229b941 RDI: ffffffff91a555e0
[   40.835597][  T478] RBP: ffffc90000757230 R08: ffff888005073800 R09: 0000000000000000
[   40.836045][  T478] R10: ffffc900007575c8 R11: ffffffff93050668 R12: 1ffff920000eae2c
[   40.836488][  T478] R13: 00000000000007d0 R14: ffffc90000757880 R15: ffff88800ed2b4e0
[   40.837293][  T478] FS:  00007fa4ae54d800(0000) GS:ffff88809b1b7000(0000) knlGS:0000000000000000
[   40.837830][  T478] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   40.838211][  T478] CR2: 00000000004e5ab0 CR3: 000000000a27a002 CR4: 0000000000772ef0
[   40.838673][  T478] PKRU: 55555554
[   40.838906][  T478] Call Trace:
[   40.839141][  T478]  <TASK>
[ 40.839303][ T478] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 40.839626][ T478] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 40.839929][ T478] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 40.840246][ T478] ? __pfx_validate_linkmsg (net/core/rtnetlink.c:2660) 
[ 40.840561][ T478] ? is_bpf_text_address (kernel/bpf/core.c:777) 
[ 40.840868][ T478] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[ 40.841174][ T478] do_setlink.constprop.0 (net/core/rtnetlink.c:3106) 
[ 40.841482][ T478] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 40.841875][ T478] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 40.842187][ T478] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 40.842495][ T478] ? __kernel_text_address (kernel/extable.c:79) 
[ 40.842813][ T478] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 40.843127][ T478] ? __mutex_trylock_common (./arch/x86/include/asm/atomic64_64.h:101 ./include/linux/atomic/atomic-arch-fallback.h:4296 ./include/linux/atomic/atomic-long.h:1482 ./include/linux/atomic/atomic-instrumented.h:4458 kernel/locking/mutex.c:113) 
[ 40.843433][ T478] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 40.843820][ T478] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 40.844128][ T478] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 40.844444][ T478] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 40.844758][ T478] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 40.845064][ T478] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 40.845386][ T478] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 40.845707][ T478] ? __create_object (mm/kmemleak.c:771) 
[ 40.846018][ T478] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 40.846334][ T478] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 40.846650][ T478] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 40.847058][ T478] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 40.847359][ T478] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 40.847667][ T478] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 40.847957][ T478] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 40.848257][ T478] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 40.848557][ T478] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 40.848850][ T478] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 40.849144][ T478] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 40.849444][ T478] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 40.849749][ T478] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 40.850045][ T478] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 40.850342][ T478] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 40.850642][ T478] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 40.850933][ T478] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 40.851234][ T478] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 40.851541][ T478] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 ./include/net/netns/generic.h:48 net/netlink/af_netlink.c:333) 
[ 40.851835][ T478] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 40.852129][ T478] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 40.852415][ T478] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 40.852727][ T478] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 40.853026][ T478] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 40.853320][ T478] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 40.853635][ T478] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 40.853932][ T478] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 40.854217][ T478] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 40.854600][ T478] ___sys_sendmsg (net/socket.c:2670) 
[ 40.854896][ T478] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 40.855193][ T478] ? __call_rcu_common.constprop.0 (./arch/x86/include/asm/irqflags.h:26 ./arch/x86/include/asm/irqflags.h:109 ./arch/x86/include/asm/irqflags.h:127 kernel/rcu/tree.c:3096) 
[ 40.855566][ T478] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 40.855868][ T478] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 40.856164][ T478] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 40.856458][ T478] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 40.856757][ T478] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 40.857048][ T478] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 40.857341][ T478] __sys_sendmsg (net/socket.c:2700) 
[ 40.857641][ T478] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 40.858002][ T478] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 40.858306][ T478] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 40.858612][ T478] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 40.858903][ T478] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   40.859256][  T478] RIP: 0033:0x7fa4ae71a1e7
[ 40.859607][ T478] Code: 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b9 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 2e 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 89 54 24 1c 48 89 74 24 10
All code
========
   0:	0e                   	(bad)
   1:	00 f7                	add    %dh,%bh
   3:	d8 64 89 02          	fsubs  0x2(%rcx,%rcx,4)
   7:	48 c7 c0 ff ff ff ff 	mov    $0xffffffffffffffff,%rax
   e:	eb b9                	jmp    0xffffffffffffffc9
  10:	0f 1f 00             	nopl   (%rax)
  13:	f3 0f 1e fa          	endbr64
  17:	64 8b 04 25 18 00 00 	mov    %fs:0x18,%eax
  1e:	00 
  1f:	85 c0                	test   %eax,%eax
  21:	75 10                	jne    0x33
  23:	b8 2e 00 00 00       	mov    $0x2e,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax		<-- trapping instruction
  30:	77 51                	ja     0x83
  32:	c3                   	ret
  33:	48 83 ec 28          	sub    $0x28,%rsp
  37:	89 54 24 1c          	mov    %edx,0x1c(%rsp)
  3b:	48 89 74 24 10       	mov    %rsi,0x10(%rsp)

Code starting with the faulting instruction
===========================================
   0:	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax
   6:	77 51                	ja     0x59
   8:	c3                   	ret
   9:	48 83 ec 28          	sub    $0x28,%rsp
   d:	89 54 24 1c          	mov    %edx,0x1c(%rsp)
  11:	48 89 74 24 10       	mov    %rsi,0x10(%rsp)
[   40.860660][  T478] RSP: 002b:00007ffce10d3fa8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   40.861093][  T478] RAX: ffffffffffffffda RBX: 00007ffce10d46d0 RCX: 00007fa4ae71a1e7
[   40.861528][  T478] RDX: 0000000000000000 RSI: 00007ffce10d4010 RDI: 0000000000000005
[   40.861955][  T478] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000078
[   40.862384][  T478] R10: 00007fa4ae617ee8 R11: 0000000000000246 R12: 0000000000000004
[   40.862821][  T478] R13: 00000000686e495a R14: 0000000000499600 R15: 0000000000000000
| [   40.978546][  T479] ------------[ cut here ]------------
| [ 40.978876][ T479] WARNING: CPU: 0 PID: 479 at ./include/net/netdev_lock.h:17 netif_set_mtu_ext (./include/net/netdev_lock.h:17 ./include/net/netdev_lock.h:15 ./include/net/netdev_lock.h:25 net/core/dev.c:9610) 
| [   40.979471][  T479] Modules linked in: act_gact cls_flower sch_ingress ip6_gre ip6_tunnel tunnel6 gre 8021q vrf veth
| [   40.981984][  T479] Tainted: [W]=WARN
[   40.982207][  T479] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 40.982580][ T479] RIP: 0010:netif_set_mtu_ext (./include/net/netdev_lock.h:17 ./include/net/netdev_lock.h:15 ./include/net/netdev_lock.h:25 net/core/dev.c:9610) 
[ 40.982874][ T479] 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
[   40.983897][  T479] RSP: 0018:ffffc90000757140 EFLAGS: 00010246
[   40.984258][  T479] RAX: 0000000000000000 RBX: ffff88800bf41000 RCX: 0000000000000001
[   40.984694][  T479] RDX: 0000000000000000 RSI: ffffffff9229b941 RDI: ffffffff91a555e0
[   40.985126][  T479] RBP: ffffc90000757230 R08: ffff88800bd40800 R09: 0000000000000000
[   40.985590][  T479] R10: ffffc900007575c8 R11: ffffffff93050668 R12: 1ffff920000eae2c
[   40.986009][  T479] R13: 00000000000007d0 R14: ffffc90000757880 R15: ffff88800ed2aa60
[   40.986444][  T479] FS:  00007f3c855cc800(0000) GS:ffff88809b0b7000(0000) knlGS:0000000000000000
[   40.986952][  T479] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   40.987312][  T479] CR2: 00000000004e55b8 CR3: 000000000c8ba003 CR4: 0000000000772ef0
[   40.987747][  T479] PKRU: 55555554
[   40.987959][  T479] Call Trace:
[   40.988171][  T479]  <TASK>
[ 40.988322][ T479] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 40.988630][ T479] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 40.988919][ T479] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 40.989203][ T479] ? __pfx_validate_linkmsg (net/core/rtnetlink.c:2660) 
[ 40.989528][ T479] ? is_bpf_text_address (kernel/bpf/core.c:777) 
[ 40.989813][ T479] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[ 40.990097][ T479] do_setlink.constprop.0 (net/core/rtnetlink.c:3106) 
[ 40.990390][ T479] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 40.990759][ T479] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 40.991048][ T479] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 40.991327][ T479] ? __kernel_text_address (kernel/extable.c:79) 
[ 40.991637][ T479] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 40.991922][ T479] ? __mutex_trylock_common (./arch/x86/include/asm/atomic64_64.h:101 ./include/linux/atomic/atomic-arch-fallback.h:4296 ./include/linux/atomic/atomic-long.h:1482 ./include/linux/atomic/atomic-instrumented.h:4458 kernel/locking/mutex.c:113) 
[ 40.992201][ T479] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 40.992566][ T479] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 40.992849][ T479] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 40.993133][ T479] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 40.993433][ T479] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 40.993739][ T479] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 40.994023][ T479] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 40.994298][ T479] ? __create_object (mm/kmemleak.c:771) 
[ 40.994603][ T479] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 40.994885][ T479] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 40.995186][ T479] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 40.995559][ T479] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 40.995845][ T479] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 40.996130][ T479] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 40.996408][ T479] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 40.996721][ T479] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 40.997002][ T479] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 40.997278][ T479] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 40.997604][ T479] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 40.997888][ T479] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 40.998170][ T479] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 40.998465][ T479] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 40.998775][ T479] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 40.999060][ T479] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 40.999340][ T479] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 40.999660][ T479] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 40.999942][ T479] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 ./include/net/netns/generic.h:48 net/netlink/af_netlink.c:333) 
[ 41.000223][ T479] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 41.000529][ T479] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 41.000809][ T479] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 41.001093][ T479] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 41.001374][ T479] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 41.001698][ T479] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 41.001990][ T479] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 41.002274][ T479] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 41.002581][ T479] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 41.002941][ T479] ___sys_sendmsg (net/socket.c:2670) 
[ 41.003224][ T479] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 41.003505][ T479] ? __call_rcu_common.constprop.0 (./arch/x86/include/asm/irqflags.h:26 ./arch/x86/include/asm/irqflags.h:109 ./arch/x86/include/asm/irqflags.h:127 kernel/rcu/tree.c:3096) 
[ 41.003884][ T479] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 41.004192][ T479] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 41.004477][ T479] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 41.004790][ T479] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 41.005074][ T479] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 41.005380][ T479] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 41.005696][ T479] __sys_sendmsg (net/socket.c:2700) 
[ 41.005978][ T479] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 41.006331][ T479] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 41.006648][ T479] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 41.006932][ T479] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 41.007213][ T479] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   41.007566][  T479] RIP: 0033:0x7f3c857991e7
[ 41.007868][ T479] Code: 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b9 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 2e 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 89 54 24 1c 48 89 74 24 10
All code
========
   0:	0e                   	(bad)
   1:	00 f7                	add    %dh,%bh
   3:	d8 64 89 02          	fsubs  0x2(%rcx,%rcx,4)
   7:	48 c7 c0 ff ff ff ff 	mov    $0xffffffffffffffff,%rax
   e:	eb b9                	jmp    0xffffffffffffffc9
  10:	0f 1f 00             	nopl   (%rax)
  13:	f3 0f 1e fa          	endbr64
  17:	64 8b 04 25 18 00 00 	mov    %fs:0x18,%eax
  1e:	00 
  1f:	85 c0                	test   %eax,%eax
  21:	75 10                	jne    0x33
  23:	b8 2e 00 00 00       	mov    $0x2e,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax		<-- trapping instruction
  30:	77 51                	ja     0x83
  32:	c3                   	ret
  33:	48 83 ec 28          	sub    $0x28,%rsp
  37:	89 54 24 1c          	mov    %edx,0x1c(%rsp)
  3b:	48 89 74 24 10       	mov    %rsi,0x10(%rsp)

Code starting with the faulting instruction
===========================================
   0:	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax
   6:	77 51                	ja     0x59
   8:	c3                   	ret
   9:	48 83 ec 28          	sub    $0x28,%rsp
   d:	89 54 24 1c          	mov    %edx,0x1c(%rsp)
  11:	48 89 74 24 10       	mov    %rsi,0x10(%rsp)
[   41.008924][  T479] RSP: 002b:00007fffc8352028 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   41.009350][  T479] RAX: ffffffffffffffda RBX: 00007fffc8352750 RCX: 00007f3c857991e7
[   41.009788][  T479] RDX: 0000000000000000 RSI: 00007fffc8352090 RDI: 0000000000000005
[   41.010216][  T479] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000078
[   41.010651][  T479] R10: 00007f3c85696ee8 R11: 0000000000000246 R12: 0000000000000004
[   41.011068][  T479] R13: 00000000686e495a R14: 0000000000499600 R15: 0000000000000000
| [   41.136412][  T480] ------------[ cut here ]------------
| [ 41.136790][ T480] WARNING: CPU: 1 PID: 480 at ./include/net/netdev_lock.h:17 netif_set_mtu_ext (./include/net/netdev_lock.h:17 ./include/net/netdev_lock.h:15 ./include/net/netdev_lock.h:25 net/core/dev.c:9610) 
| [   41.137387][  T480] Modules linked in: act_gact cls_flower sch_ingress ip6_gre ip6_tunnel tunnel6 gre 8021q vrf veth
| [   41.139192][  T480] Tainted: [W]=WARN
[   41.139425][  T480] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 41.139805][ T480] RIP: 0010:netif_set_mtu_ext (./include/net/netdev_lock.h:17 ./include/net/netdev_lock.h:15 ./include/net/netdev_lock.h:25 net/core/dev.c:9610) 
[ 41.140107][ T480] 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
[   41.141170][  T480] RSP: 0018:ffffc90000757140 EFLAGS: 00010246
[   41.141560][  T480] RAX: 0000000000000000 RBX: ffff8880025b1000 RCX: 0000000000000001
[   41.142001][  T480] RDX: 0000000000000000 RSI: ffffffff9229b941 RDI: ffffffff91a555e0
[   41.142439][  T480] RBP: ffffc90000757230 R08: ffff88800bc05000 R09: 0000000000000000
[   41.142882][  T480] R10: ffffc900007575c8 R11: ffffffff93050668 R12: 1ffff920000eae2c
[   41.143325][  T480] R13: 00000000000007d0 R14: ffffc90000757880 R15: ffff88800ed29fe0
[   41.143769][  T480] FS:  00007f28a0bf4800(0000) GS:ffff88809b137000(0000) knlGS:0000000000000000
[   41.144304][  T480] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   41.144696][  T480] CR2: 00000000004e5ac8 CR3: 000000000a27a005 CR4: 0000000000772ef0
[   41.145151][  T480] PKRU: 55555554
[   41.145374][  T480] Call Trace:
[   41.145601][  T480]  <TASK>
[ 41.145752][ T480] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 41.146055][ T480] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 41.146347][ T480] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 41.146652][ T480] ? __pfx_validate_linkmsg (net/core/rtnetlink.c:2660) 
[ 41.146946][ T480] ? is_bpf_text_address (kernel/bpf/core.c:777) 
[ 41.147240][ T480] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[ 41.147556][ T480] do_setlink.constprop.0 (net/core/rtnetlink.c:3106) 
[ 41.147858][ T480] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 41.148229][ T480] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 41.148553][ T480] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 41.148847][ T480] ? __kernel_text_address (kernel/extable.c:79) 
[ 41.149173][ T480] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 41.149459][ T480] ? __mutex_trylock_common (./arch/x86/include/asm/atomic64_64.h:101 ./include/linux/atomic/atomic-arch-fallback.h:4296 ./include/linux/atomic/atomic-long.h:1482 ./include/linux/atomic/atomic-instrumented.h:4458 kernel/locking/mutex.c:113) 
[ 41.149745][ T480] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 41.150086][ T480] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 41.150366][ T480] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 41.150651][ T480] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 41.150928][ T480] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 41.151205][ T480] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 41.151484][ T480] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 41.151773][ T480] ? __create_object (mm/kmemleak.c:771) 
[ 41.152055][ T480] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 41.152337][ T480] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 41.152636][ T480] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 41.152985][ T480] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 41.153268][ T480] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 41.153559][ T480] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 41.153841][ T480] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 41.154120][ T480] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 41.154399][ T480] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 41.154683][ T480] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 41.154961][ T480] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 41.155246][ T480] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 41.155535][ T480] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 41.155814][ T480] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 41.156102][ T480] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 41.156382][ T480] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 41.156704][ T480] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 41.156991][ T480] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 41.157263][ T480] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 ./include/net/netns/generic.h:48 net/netlink/af_netlink.c:333) 
[ 41.157550][ T480] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 41.157829][ T480] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 41.158109][ T480] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 41.158391][ T480] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 41.158678][ T480] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 41.158955][ T480] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 41.159241][ T480] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 41.159551][ T480] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 41.159854][ T480] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 41.160219][ T480] ___sys_sendmsg (net/socket.c:2670) 
[ 41.160490][ T480] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 41.160788][ T480] ? __call_rcu_common.constprop.0 (./arch/x86/include/asm/irqflags.h:26 ./arch/x86/include/asm/irqflags.h:109 ./arch/x86/include/asm/irqflags.h:127 kernel/rcu/tree.c:3096) 
[ 41.161132][ T480] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 41.161409][ T480] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 41.161700][ T480] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 41.161985][ T480] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 41.162266][ T480] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 41.162551][ T480] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 41.162832][ T480] __sys_sendmsg (net/socket.c:2700) 
[ 41.163111][ T480] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 41.163455][ T480] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 41.163749][ T480] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 41.164026][ T480] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 41.164301][ T480] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   41.164670][  T480] RIP: 0033:0x7f28a0dc11e7
[ 41.164960][ T480] Code: 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b9 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 2e 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 89 54 24 1c 48 89 74 24 10
All code
========
   0:	0e                   	(bad)
   1:	00 f7                	add    %dh,%bh
   3:	d8 64 89 02          	fsubs  0x2(%rcx,%rcx,4)
   7:	48 c7 c0 ff ff ff ff 	mov    $0xffffffffffffffff,%rax
   e:	eb b9                	jmp    0xffffffffffffffc9
  10:	0f 1f 00             	nopl   (%rax)
  13:	f3 0f 1e fa          	endbr64
  17:	64 8b 04 25 18 00 00 	mov    %fs:0x18,%eax
  1e:	00 
  1f:	85 c0                	test   %eax,%eax
  21:	75 10                	jne    0x33
  23:	b8 2e 00 00 00       	mov    $0x2e,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax		<-- trapping instruction
  30:	77 51                	ja     0x83
  32:	c3                   	ret
  33:	48 83 ec 28          	sub    $0x28,%rsp
  37:	89 54 24 1c          	mov    %edx,0x1c(%rsp)
  3b:	48 89 74 24 10       	mov    %rsi,0x10(%rsp)

Code starting with the faulting instruction
===========================================
   0:	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax
   6:	77 51                	ja     0x59
   8:	c3                   	ret
   9:	48 83 ec 28          	sub    $0x28,%rsp
   d:	89 54 24 1c          	mov    %edx,0x1c(%rsp)
  11:	48 89 74 24 10       	mov    %rsi,0x10(%rsp)
[   41.165963][  T480] RSP: 002b:00007ffd688a7888 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   41.166390][  T480] RAX: ffffffffffffffda RBX: 00007ffd688a7fb0 RCX: 00007f28a0dc11e7
[   41.166816][  T480] RDX: 0000000000000000 RSI: 00007ffd688a78f0 RDI: 0000000000000005
[   41.167232][  T480] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000078
[   41.167651][  T480] R10: 00007f28a0cbeee8 R11: 0000000000000246 R12: 0000000000000004
[   41.168072][  T480] R13: 00000000686e495a R14: 0000000000499600 R15: 0000000000000000
| [   41.267586][  T481] ------------[ cut here ]------------
| [ 41.267933][ T481] WARNING: CPU: 0 PID: 481 at ./include/net/netdev_lock.h:17 netif_set_mtu_ext (./include/net/netdev_lock.h:17 ./include/net/netdev_lock.h:15 ./include/net/netdev_lock.h:25 net/core/dev.c:9610) 
| [   41.268525][  T481] Modules linked in: act_gact cls_flower sch_ingress ip6_gre ip6_tunnel tunnel6 gre 8021q vrf veth
| [   41.269838][  T481] Tainted: [W]=WARN
[   41.270061][  T481] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 41.270421][ T481] RIP: 0010:netif_set_mtu_ext (./include/net/netdev_lock.h:17 ./include/net/netdev_lock.h:15 ./include/net/netdev_lock.h:25 net/core/dev.c:9610) 
[ 41.270729][ T481] 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
[   41.271773][  T481] RSP: 0018:ffffc90000787140 EFLAGS: 00010246
[   41.272143][  T481] RAX: 0000000000000000 RBX: ffff888005bf4000 RCX: 0000000000000001
[   41.272584][  T481] RDX: 0000000000000000 RSI: ffffffff9229b941 RDI: ffffffff91a555e0
[   41.273031][  T481] RBP: ffffc90000787230 R08: ffff88800eecb800 R09: 0000000000000000
[   41.273470][  T481] R10: ffffc900007875c8 R11: ffffffff93050668 R12: 1ffff920000f0e2c
[   41.273909][  T481] R13: 00000000000007d0 R14: ffffc90000787880 R15: ffff88800ed29560
[   41.274341][  T481] FS:  00007f1998e87800(0000) GS:ffff88809b0b7000(0000) knlGS:0000000000000000
[   41.274859][  T481] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   41.275248][  T481] CR2: 00000000004e5ac0 CR3: 0000000009bcd005 CR4: 0000000000772ef0
[   41.275693][  T481] PKRU: 55555554
[   41.275911][  T481] Call Trace:
[   41.276128][  T481]  <TASK>
[ 41.276278][ T481] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 41.276588][ T481] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 41.276875][ T481] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 41.277164][ T481] ? __pfx_validate_linkmsg (net/core/rtnetlink.c:2660) 
[ 41.277445][ T481] ? is_bpf_text_address (kernel/bpf/core.c:777) 
[ 41.277732][ T481] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[ 41.278012][ T481] do_setlink.constprop.0 (net/core/rtnetlink.c:3106) 
[ 41.278291][ T481] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 41.278652][ T481] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 41.278927][ T481] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 41.279207][ T481] ? __kernel_text_address (kernel/extable.c:79) 
[ 41.279487][ T481] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 41.279776][ T481] ? __mutex_trylock_common (./arch/x86/include/asm/atomic64_64.h:101 ./include/linux/atomic/atomic-arch-fallback.h:4296 ./include/linux/atomic/atomic-long.h:1482 ./include/linux/atomic/atomic-instrumented.h:4458 kernel/locking/mutex.c:113) 
[ 41.280055][ T481] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 41.280399][ T481] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 41.280687][ T481] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 41.280960][ T481] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 41.281259][ T481] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 41.281550][ T481] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 41.281824][ T481] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 41.282107][ T481] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 41.282383][ T481] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 41.282678][ T481] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 41.282961][ T481] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 41.283235][ T481] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 41.283536][ T481] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 41.283818][ T481] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 41.284097][ T481] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 41.284376][ T481] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 41.284662][ T481] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 41.284939][ T481] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 41.285240][ T481] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 41.285529][ T481] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 41.285808][ T481] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 41.286085][ T481] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 41.286460][ T481] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 41.286748][ T481] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 ./include/net/netns/generic.h:48 net/netlink/af_netlink.c:333) 
[ 41.287026][ T481] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 41.287307][ T481] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 41.287592][ T481] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 41.287890][ T481] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 41.288170][ T481] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 41.288445][ T481] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 41.288737][ T481] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 41.289026][ T481] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 41.289303][ T481] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 41.289667][ T481] ___sys_sendmsg (net/socket.c:2670) 
[ 41.289947][ T481] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 41.290226][ T481] ? __call_rcu_common.constprop.0 (./arch/x86/include/asm/irqflags.h:26 ./arch/x86/include/asm/irqflags.h:109 ./arch/x86/include/asm/irqflags.h:127 kernel/rcu/tree.c:3096) 
[ 41.290582][ T481] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 41.290864][ T481] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 41.291149][ T481] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 41.291435][ T481] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 41.291721][ T481] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 41.292005][ T481] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 41.292287][ T481] __sys_sendmsg (net/socket.c:2700) 
[ 41.292569][ T481] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 41.292911][ T481] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 41.293209][ T481] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 41.293486][ T481] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 41.293771][ T481] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   41.294127][  T481] RIP: 0033:0x7f19990541e7
[ 41.294414][ T481] Code: 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b9 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 2e 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 89 54 24 1c 48 89 74 24 10
All code
========
   0:	0e                   	(bad)
   1:	00 f7                	add    %dh,%bh
   3:	d8 64 89 02          	fsubs  0x2(%rcx,%rcx,4)
   7:	48 c7 c0 ff ff ff ff 	mov    $0xffffffffffffffff,%rax
   e:	eb b9                	jmp    0xffffffffffffffc9
  10:	0f 1f 00             	nopl   (%rax)
  13:	f3 0f 1e fa          	endbr64
  17:	64 8b 04 25 18 00 00 	mov    %fs:0x18,%eax
  1e:	00 
  1f:	85 c0                	test   %eax,%eax
  21:	75 10                	jne    0x33
  23:	b8 2e 00 00 00       	mov    $0x2e,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax		<-- trapping instruction
  30:	77 51                	ja     0x83
  32:	c3                   	ret
  33:	48 83 ec 28          	sub    $0x28,%rsp
  37:	89 54 24 1c          	mov    %edx,0x1c(%rsp)
  3b:	48 89 74 24 10       	mov    %rsi,0x10(%rsp)

Code starting with the faulting instruction
===========================================
   0:	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax
   6:	77 51                	ja     0x59
   8:	c3                   	ret
   9:	48 83 ec 28          	sub    $0x28,%rsp
   d:	89 54 24 1c          	mov    %edx,0x1c(%rsp)
  11:	48 89 74 24 10       	mov    %rsi,0x10(%rsp)
[   41.295419][  T481] RSP: 002b:00007ffe8b275c68 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   41.295844][  T481] RAX: ffffffffffffffda RBX: 00007ffe8b276390 RCX: 00007f19990541e7
[   41.296266][  T481] RDX: 0000000000000000 RSI: 00007ffe8b275cd0 RDI: 0000000000000005
[   41.296682][  T481] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000078
[   41.297096][  T481] R10: 00007f1998f51ee8 R11: 0000000000000246 R12: 0000000000000004
[   41.297521][  T481] R13: 00000000686e495b R14: 0000000000499600 R15: 0000000000000000
| [   41.437165][  T482] ------------[ cut here ]------------
| [ 41.437573][ T482] WARNING: CPU: 2 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) 
| [   41.438183][  T482] Modules linked in: act_gact cls_flower sch_ingress ip6_gre ip6_tunnel tunnel6 gre 8021q vrf veth
| [   41.439459][  T482] Tainted: [W]=WARN
[   41.439718][  T482] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 41.440109][ 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) 
[ 41.440437][ 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
[   41.441503][  T482] RSP: 0018:ffffc90000797140 EFLAGS: 00010246
[   41.441910][  T482] RAX: 0000000000000000 RBX: ffff888006104000 RCX: 0000000000000001
[   41.442369][  T482] RDX: 0000000000000000 RSI: ffffffff9229b941 RDI: ffffffff91a555e0
[   41.442839][  T482] RBP: ffffc90000797230 R08: ffff888005a16800 R09: 0000000000000000
[   41.443288][  T482] R10: ffffc900007975c8 R11: ffffffff93050668 R12: 1ffff920000f2e2c
[   41.443765][  T482] R13: 00000000000007d0 R14: ffffc90000797880 R15: ffff88800ed28ae0
[   41.444220][  T482] FS:  00007f25e5929800(0000) GS:ffff88809b1b7000(0000) knlGS:0000000000000000
[   41.444763][  T482] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   41.445156][  T482] CR2: 00000000004e73c8 CR3: 0000000009bc7003 CR4: 0000000000772ef0
[   41.445625][  T482] PKRU: 55555554
[   41.445861][  T482] Call Trace:
[   41.446101][  T482]  <TASK>
[ 41.446263][ T482] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 41.446590][ T482] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 41.446903][ T482] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 41.447212][ T482] ? __pfx_validate_linkmsg (net/core/rtnetlink.c:2660) 
[ 41.447530][ T482] ? is_bpf_text_address (kernel/bpf/core.c:777) 
[ 41.447840][ T482] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[ 41.448153][ T482] do_setlink.constprop.0 (net/core/rtnetlink.c:3106) 
[ 41.448464][ T482] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 41.448857][ T482] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 41.449161][ T482] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 41.449462][ T482] ? __kernel_text_address (kernel/extable.c:79) 
[ 41.449777][ T482] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 41.450095][ 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) 
[ 41.450408][ T482] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 41.450796][ T482] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 41.451103][ T482] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 41.451411][ T482] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 41.451726][ T482] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 41.452036][ T482] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 41.452341][ T482] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 41.452659][ T482] ? __create_object (mm/kmemleak.c:771) 
[ 41.452978][ T482] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 41.453284][ T482] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 41.453603][ T482] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 41.453979][ T482] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 41.454292][ T482] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 41.454615][ T482] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 41.454917][ T482] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 41.455240][ T482] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 41.455555][ T482] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 41.455852][ T482] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 41.456157][ T482] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 41.456457][ T482] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 41.456778][ T482] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 41.457086][ T482] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 41.457393][ T482] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 41.457715][ T482] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 41.458019][ T482] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 41.458331][ T482] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 41.458647][ 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) 
[ 41.458954][ T482] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 41.459261][ T482] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 41.459578][ T482] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 41.459894][ T482] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 41.460203][ T482] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 41.460502][ T482] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 41.460827][ T482] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 41.461134][ T482] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 41.461436][ T482] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 41.461835][ T482] ___sys_sendmsg (net/socket.c:2670) 
[ 41.462145][ T482] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 41.462448][ 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) 
[ 41.462839][ T482] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 41.463146][ T482] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 41.463453][ T482] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 41.463771][ T482] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 41.464076][ 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) 
[ 41.464386][ T482] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 41.464709][ T482] __sys_sendmsg (net/socket.c:2700) 
[ 41.465012][ T482] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 41.465389][ T482] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 41.465702][ T482] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 41.465994][ T482] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 41.466284][ T482] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   41.466660][  T482] RIP: 0033:0x7f25e5af61e7
[ 41.466960][ 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)
[   41.467972][  T482] RSP: 002b:00007fff95f59488 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   41.468404][  T482] RAX: ffffffffffffffda RBX: 00007fff95f59bb0 RCX: 00007f25e5af61e7
[   41.468856][  T482] RDX: 0000000000000000 RSI: 00007fff95f594f0 RDI: 0000000000000005
[   41.469282][  T482] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000078
[   41.469720][  T482] R10: 00007f25e59f3ee8 R11: 0000000000000246 R12: 0000000000000004
[   41.470148][  T482] R13: 00000000686e495b R14: 0000000000499600 R15: 0000000000000000
| [   41.588912][  T483] ------------[ cut here ]------------
| [ 41.589257][ T483] WARNING: CPU: 1 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) 
| [   41.590241][  T483] Modules linked in: act_gact cls_flower sch_ingress ip6_gre ip6_tunnel tunnel6 gre 8021q vrf veth
| [   41.591387][  T483] Tainted: [W]=WARN
[   41.591604][  T483] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 41.591961][ 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) 
[ 41.592249][ 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
[   41.593241][  T483] RSP: 0018:ffffc900007a7140 EFLAGS: 00010246
[   41.593599][  T483] RAX: 0000000000000000 RBX: ffff888005034000 RCX: 0000000000000001
[   41.594020][  T483] RDX: 0000000000000000 RSI: ffffffff9229b941 RDI: ffffffff91a555e0
[   41.594433][  T483] RBP: ffffc900007a7230 R08: ffff8880051be800 R09: 0000000000000000
[   41.594855][  T483] R10: ffffc900007a75c8 R11: ffffffff93050668 R12: 1ffff920000f4e2c
[   41.595283][  T483] R13: 00000000000007d0 R14: ffffc900007a7880 R15: ffff88800ed28060
[   41.595716][  T483] FS:  00007ff409eb0800(0000) GS:ffff88809b137000(0000) knlGS:0000000000000000
[   41.596202][  T483] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   41.596565][  T483] CR2: 00000000004e5ab8 CR3: 0000000009bcd006 CR4: 0000000000772ef0
[   41.596979][  T483] PKRU: 55555554
[   41.597188][  T483] Call Trace:
[   41.597392][  T483]  <TASK>
[ 41.597544][ T483] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 41.597828][ T483] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 41.598100][ T483] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 41.598384][ T483] ? __pfx_validate_linkmsg (net/core/rtnetlink.c:2660) 
[ 41.598670][ T483] ? is_bpf_text_address (kernel/bpf/core.c:777) 
[ 41.598950][ T483] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[ 41.599233][ T483] do_setlink.constprop.0 (net/core/rtnetlink.c:3106) 
[ 41.599534][ T483] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 41.599890][ T483] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 41.600164][ T483] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 41.600439][ T483] ? __kernel_text_address (kernel/extable.c:79) 
[ 41.600728][ T483] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 41.601009][ 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) 
[ 41.601288][ T483] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 41.601651][ T483] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 41.601931][ T483] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 41.602204][ T483] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 41.602477][ T483] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 41.602764][ T483] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 41.603042][ T483] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 41.603314][ T483] ? __create_object (mm/kmemleak.c:771) 
[ 41.603614][ T483] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 41.603891][ T483] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 41.604169][ T483] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 41.604562][ T483] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 41.604845][ T483] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 41.605137][ T483] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 41.605412][ T483] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 41.605707][ T483] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 41.605992][ T483] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 41.606264][ T483] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 41.606550][ T483] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 41.606825][ T483] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 41.607100][ T483] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 41.607379][ T483] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 41.607667][ T483] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 41.607946][ T483] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 41.608231][ T483] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 41.608538][ T483] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 41.608813][ 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) 
[ 41.609088][ T483] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 41.609366][ T483] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 41.609653][ T483] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 41.609944][ T483] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 41.610224][ T483] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 41.610499][ T483] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 41.610799][ T483] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 41.611080][ T483] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 41.611352][ T483] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 41.611722][ T483] ___sys_sendmsg (net/socket.c:2670) 
[ 41.611996][ T483] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 41.612280][ 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) 
[ 41.612649][ T483] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 41.612929][ T483] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 41.613205][ T483] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 41.613485][ T483] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 41.613768][ 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) 
[ 41.614044][ T483] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 41.614334][ T483] __sys_sendmsg (net/socket.c:2700) 
[ 41.614661][ T483] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 41.615003][ T483] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 41.615303][ T483] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 41.615592][ T483] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 41.615868][ T483] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   41.616210][  T483] RIP: 0033:0x7ff40a07d1e7
[ 41.616505][ 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)
[   41.617505][  T483] RSP: 002b:00007ffd19686ac8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   41.617938][  T483] RAX: ffffffffffffffda RBX: 00007ffd196871f0 RCX: 00007ff40a07d1e7
[   41.618357][  T483] RDX: 0000000000000000 RSI: 00007ffd19686b30 RDI: 0000000000000005
[   41.618780][  T483] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000078
[   41.619194][  T483] R10: 00007ff409f7aee8 R11: 0000000000000246 R12: 0000000000000004
[   41.619611][  T483] R13: 00000000686e495b R14: 0000000000499600 R15: 0000000000000000
| [   41.728686][  T484] ------------[ cut here ]------------
| [ 41.729128][ T484] WARNING: CPU: 2 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) 
| [   41.729717][  T484] Modules linked in: act_gact cls_flower sch_ingress ip6_gre ip6_tunnel tunnel6 gre 8021q vrf veth
| [   41.730876][  T484] Tainted: [W]=WARN
[   41.731099][  T484] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 41.731462][ 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) 
[ 41.731772][ 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
[   41.732777][  T484] RSP: 0018:ffffc900007b7140 EFLAGS: 00010246
[   41.733136][  T484] RAX: 0000000000000000 RBX: ffff888009441000 RCX: 0000000000000001
[   41.733580][  T484] RDX: 0000000000000000 RSI: ffffffff9229b941 RDI: ffffffff91a555e0
[   41.734005][  T484] RBP: ffffc900007b7230 R08: ffff88800987b800 R09: 0000000000000000
[   41.734428][  T484] R10: ffffc900007b75c8 R11: ffffffff93050668 R12: 1ffff920000f6e2c
[   41.734863][  T484] R13: 00000000000007d0 R14: ffffc900007b7880 R15: ffff88800b8ab860
[   41.735314][  T484] FS:  00007f94ef4a7800(0000) GS:ffff88809b1b7000(0000) knlGS:0000000000000000
[   41.735825][  T484] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   41.736184][  T484] CR2: 00000000004e59c0 CR3: 0000000009654004 CR4: 0000000000772ef0
[   41.736624][  T484] PKRU: 55555554
[   41.736848][  T484] Call Trace:
[   41.737069][  T484]  <TASK>
[ 41.737230][ T484] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 41.737544][ T484] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 41.737863][ T484] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 41.738164][ T484] ? __pfx_validate_linkmsg (net/core/rtnetlink.c:2660) 
[ 41.738454][ T484] ? is_bpf_text_address (kernel/bpf/core.c:777) 
[ 41.738759][ T484] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[ 41.739052][ T484] do_setlink.constprop.0 (net/core/rtnetlink.c:3106) 
[ 41.739351][ T484] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 41.739726][ T484] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 41.740017][ T484] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 41.740302][ T484] ? __kernel_text_address (kernel/extable.c:79) 
[ 41.740601][ T484] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 41.740891][ 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) 
[ 41.741181][ T484] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 41.741549][ T484] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 41.741844][ T484] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 41.742130][ T484] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 41.742418][ T484] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 41.742720][ T484] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 41.743017][ T484] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 41.743302][ T484] ? __create_object (mm/kmemleak.c:771) 
[ 41.743606][ T484] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 41.743900][ T484] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 41.744188][ T484] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 41.744551][ T484] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 41.744848][ T484] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 41.745181][ T484] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 41.745471][ T484] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 41.745779][ T484] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 41.746079][ T484] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 41.746366][ T484] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 41.746667][ T484] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 41.746958][ T484] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 41.747249][ T484] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 41.747559][ T484] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 41.747855][ T484] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 41.748145][ T484] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 41.748441][ T484] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 41.748752][ T484] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 41.749038][ 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) 
[ 41.749330][ T484] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 41.749628][ T484] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 41.749917][ T484] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 41.750209][ T484] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 41.750518][ T484] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 41.750809][ T484] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 41.751104][ T484] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 41.751398][ T484] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 41.751697][ T484] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 41.752063][ T484] ___sys_sendmsg (net/socket.c:2670) 
[ 41.752347][ T484] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 41.752653][ 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) 
[ 41.753012][ T484] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 41.753305][ T484] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 41.753609][ T484] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 41.753906][ T484] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 41.754193][ 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) 
[ 41.754484][ T484] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 41.754799][ T484] __sys_sendmsg (net/socket.c:2700) 
[ 41.755085][ T484] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 41.755457][ T484] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 41.755770][ T484] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 41.756064][ T484] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 41.756358][ T484] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   41.756727][  T484] RIP: 0033:0x7f94ef6741e7
[ 41.757039][ 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)
[   41.758046][  T484] RSP: 002b:00007ffdcd594a28 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   41.758479][  T484] RAX: ffffffffffffffda RBX: 00007ffdcd595150 RCX: 00007f94ef6741e7
[   41.758927][  T484] RDX: 0000000000000000 RSI: 00007ffdcd594a90 RDI: 0000000000000005
[   41.759355][  T484] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000078
[   41.759836][  T484] R10: 00007f94ef571ee8 R11: 0000000000000246 R12: 0000000000000004


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