======================================
| [   33.265516][  T420] GACT probability NOT on
| [   39.187523][  T477] ------------[ cut here ]------------
| [ 39.187969][ 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) 
| [   39.188562][  T477] Modules linked in: act_gact cls_flower sch_ingress ip6_gre ip6_tunnel tunnel6 gre 8021q vrf veth
[   39.189706][  T477] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 39.190061][ 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) 
[ 39.190367][ 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
[   39.191358][  T477] RSP: 0018:ffffc900007a7140 EFLAGS: 00010246
[   39.191909][  T477] RAX: 0000000000000000 RBX: ffff888007ca9000 RCX: 0000000000000001
[   39.192570][  T477] RDX: 0000000000000000 RSI: ffffffff9449b941 RDI: ffffffff93c555e0
[   39.192988][  T477] RBP: ffffc900007a7230 R08: ffff88800ac36800 R09: 0000000000000000
[   39.193410][  T477] R10: ffffc900007a75c8 R11: ffffffff95250668 R12: 1ffff920000f4e2c
[   39.193821][  T477] R13: 00000000000007d0 R14: ffffc900007a7880 R15: ffff88800a79dfe0
[   39.194249][  T477] FS:  00007fc7759c5800(0000) GS:ffff888099037000(0000) knlGS:0000000000000000
[   39.194729][  T477] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   39.195080][  T477] CR2: 00000000004e5aa0 CR3: 000000000958d006 CR4: 0000000000772ef0
[   39.195516][  T477] PKRU: 55555554
[   39.195727][  T477] Call Trace:
[   39.195937][  T477]  <TASK>
[ 39.196085][ T477] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 39.196407][ T477] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 39.196684][ T477] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 39.196964][ T477] ? __pfx_validate_linkmsg (net/core/rtnetlink.c:2660) 
[ 39.197250][ T477] ? is_bpf_text_address (kernel/bpf/core.c:777) 
[ 39.197533][ T477] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[ 39.197819][ T477] do_setlink.constprop.0 (net/core/rtnetlink.c:3106) 
[ 39.198108][ T477] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 39.198471][ T477] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 39.198752][ T477] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 39.199027][ T477] ? __kernel_text_address (kernel/extable.c:79) 
[ 39.199310][ T477] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 39.199589][ 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) 
[ 39.199864][ T477] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 39.200219][ T477] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 39.200500][ T477] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 39.200775][ T477] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 39.201072][ T477] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 39.201378][ T477] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 39.201651][ T477] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 39.201921][ T477] ? __create_object (mm/kmemleak.c:771) 
[ 39.202217][ T477] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 39.202501][ T477] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 39.202787][ T477] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 39.203127][ T477] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 39.203421][ T477] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 39.203705][ T477] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 39.203978][ T477] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 39.204284][ T477] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 39.204563][ T477] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 39.204840][ T477] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 39.205116][ T477] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 39.205413][ T477] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 39.205715][ T477] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 39.205994][ T477] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 39.206284][ T477] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 39.206569][ T477] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 39.206855][ T477] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 39.207141][ T477] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 39.207424][ 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) 
[ 39.207702][ T477] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 39.207980][ T477] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 39.208264][ T477] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 39.208547][ T477] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 39.208835][ T477] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 39.209111][ T477] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 39.209425][ T477] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 39.209726][ T477] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 39.210002][ T477] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 39.210364][ T477] ___sys_sendmsg (net/socket.c:2670) 
[ 39.210634][ T477] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 39.210919][ 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) 
[ 39.211272][ T477] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 39.211550][ T477] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 39.211827][ T477] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 39.212106][ T477] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 39.212391][ 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) 
[ 39.212673][ T477] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 39.212955][ T477] __sys_sendmsg (net/socket.c:2700) 
[ 39.213239][ T477] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 39.213594][ T477] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 39.213881][ T477] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 39.214167][ T477] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 39.214447][ T477] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   39.214793][  T477] RIP: 0033:0x7fc775b921e7
[ 39.215083][ 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)
[   39.216091][  T477] RSP: 002b:00007fff3ba4b288 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   39.216527][  T477] RAX: ffffffffffffffda RBX: 00007fff3ba4b9b0 RCX: 00007fc775b921e7
[   39.216952][  T477] RDX: 0000000000000000 RSI: 00007fff3ba4b2f0 RDI: 0000000000000005
[   39.217393][  T477] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000078
[   39.217821][  T477] R10: 00007fc775a8fee8 R11: 0000000000000246 R12: 0000000000000004
[   39.218243][  T477] R13: 00000000686e1fed R14: 0000000000499600 R15: 0000000000000000
| [   39.331988][  T478] ------------[ cut here ]------------
| [ 39.332316][ T478] WARNING: CPU: 0 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) 
| [   39.332867][  T478] Modules linked in: act_gact cls_flower sch_ingress ip6_gre ip6_tunnel tunnel6 gre 8021q vrf veth
| [   39.334053][  T478] Tainted: [W]=WARN
[   39.334275][  T478] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 39.334620][ 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) 
[ 39.334903][ 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
[   39.335933][  T478] RSP: 0018:ffffc900004f7140 EFLAGS: 00010246
[   39.337345][  T478] RAX: 0000000000000000 RBX: ffff88800a539000 RCX: 0000000000000001
[   39.337763][  T478] RDX: 0000000000000000 RSI: ffffffff9449b941 RDI: ffffffff93c555e0
[   39.338190][  T478] RBP: ffffc900004f7230 R08: ffff88800be18800 R09: 0000000000000000
[   39.338606][  T478] R10: ffffc900004f75c8 R11: ffffffff95250668 R12: 1ffff9200009ee2c
[   39.339015][  T478] R13: 00000000000007d0 R14: ffffc900004f7880 R15: ffff88800a79f4e0
[   39.339449][  T478] FS:  00007f7128977800(0000) GS:ffff888098eb7000(0000) knlGS:0000000000000000
[   39.339967][  T478] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   39.340324][  T478] CR2: 00000000004e5aa8 CR3: 000000000bcf6006 CR4: 0000000000772ef0
[   39.340736][  T478] PKRU: 55555554
[   39.340944][  T478] Call Trace:
[   39.341164][  T478]  <TASK>
[ 39.341305][ T478] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 39.341585][ T478] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 39.341873][ T478] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 39.342161][ T478] ? __pfx_validate_linkmsg (net/core/rtnetlink.c:2660) 
[ 39.342440][ T478] ? is_bpf_text_address (kernel/bpf/core.c:777) 
[ 39.342713][ T478] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[ 39.342988][ T478] do_setlink.constprop.0 (net/core/rtnetlink.c:3106) 
[ 39.343300][ T478] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 39.343680][ T478] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 39.343959][ T478] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 39.344248][ T478] ? __kernel_text_address (kernel/extable.c:79) 
[ 39.344527][ T478] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 39.344808][ 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) 
[ 39.345085][ T478] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 39.345458][ T478] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 39.345740][ T478] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 39.346010][ T478] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 39.346295][ T478] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 39.346570][ T478] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 39.346842][ T478] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 39.347113][ T478] ? __create_object (mm/kmemleak.c:771) 
[ 39.347414][ T478] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 39.347719][ T478] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 39.348001][ T478] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 39.348357][ T478] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 39.348640][ T478] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 39.348920][ T478] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 39.349207][ T478] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 39.349490][ T478] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 39.349768][ T478] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 39.350041][ T478] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 39.350336][ T478] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 39.350608][ T478] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 39.350881][ T478] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 39.351192][ T478] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 39.351493][ T478] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 39.351771][ T478] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 39.352051][ T478] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 39.352356][ T478] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 39.352630][ 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) 
[ 39.352908][ T478] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 39.353194][ T478] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 39.353472][ T478] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 39.353757][ T478] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 39.354037][ T478] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 39.354329][ T478] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 39.354614][ T478] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 39.354895][ T478] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 39.355193][ T478] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 39.355585][ T478] ___sys_sendmsg (net/socket.c:2670) 
[ 39.355859][ T478] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 39.356135][ 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) 
[ 39.356500][ T478] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 39.356782][ T478] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 39.357061][ T478] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 39.357352][ T478] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 39.357636][ 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) 
[ 39.357911][ T478] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 39.358202][ T478] __sys_sendmsg (net/socket.c:2700) 
[ 39.358475][ T478] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 39.358829][ T478] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 39.359114][ T478] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 39.359433][ T478] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 39.359738][ T478] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   39.360079][  T478] RIP: 0033:0x7f7128b441e7
[ 39.360382][ 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)
[   39.361385][  T478] RSP: 002b:00007ffc12dcf298 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   39.361803][  T478] RAX: ffffffffffffffda RBX: 00007ffc12dcf9c0 RCX: 00007f7128b441e7
[   39.362223][  T478] RDX: 0000000000000000 RSI: 00007ffc12dcf300 RDI: 0000000000000005
[   39.362640][  T478] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000078
[   39.363046][  T478] R10: 00007f7128a41ee8 R11: 0000000000000246 R12: 0000000000000004
[   39.363482][  T478] R13: 00000000686e1fee R14: 0000000000499600 R15: 0000000000000000
| [   39.476406][  T479] ------------[ cut here ]------------
| [ 39.476717][ 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) 
| [   39.477816][  T479] Modules linked in: act_gact cls_flower sch_ingress ip6_gre ip6_tunnel tunnel6 gre 8021q vrf veth
| [   39.478971][  T479] Tainted: [W]=WARN
[   39.479187][  T479] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 39.479533][ 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) 
[ 39.479816][ 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
[   39.480805][  T479] RSP: 0018:ffffc900004f7140 EFLAGS: 00010246
[   39.481158][  T479] RAX: 0000000000000000 RBX: ffff88800be4c000 RCX: 0000000000000001
[   39.481565][  T479] RDX: 0000000000000000 RSI: ffffffff9449b941 RDI: ffffffff93c555e0
[   39.481977][  T479] RBP: ffffc900004f7230 R08: ffff8880092c5000 R09: 0000000000000000
[   39.482399][  T479] R10: ffffc900004f75c8 R11: ffffffff95250668 R12: 1ffff9200009ee2c
[   39.482809][  T479] R13: 00000000000007d0 R14: ffffc900004f7880 R15: ffff88800a79ea60
[   39.483231][  T479] FS:  00007f8d75ca5800(0000) GS:ffff888098eb7000(0000) knlGS:0000000000000000
[   39.483713][  T479] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   39.484056][  T479] CR2: 00000000004e73b0 CR3: 00000000025b1001 CR4: 0000000000772ef0
[   39.484479][  T479] PKRU: 55555554
[   39.484685][  T479] Call Trace:
[   39.484890][  T479]  <TASK>
[ 39.485030][ T479] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 39.485318][ T479] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 39.485609][ T479] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 39.485887][ T479] ? __pfx_validate_linkmsg (net/core/rtnetlink.c:2660) 
[ 39.486175][ T479] ? is_bpf_text_address (kernel/bpf/core.c:777) 
[ 39.486449][ T479] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[ 39.486726][ T479] do_setlink.constprop.0 (net/core/rtnetlink.c:3106) 
[ 39.487004][ T479] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 39.487359][ T479] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 39.487632][ T479] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 39.487902][ T479] ? __kernel_text_address (kernel/extable.c:79) 
[ 39.488195][ T479] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 39.488473][ 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) 
[ 39.488748][ T479] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 39.489083][ T479] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 39.489366][ T479] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 39.489641][ T479] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 39.489915][ T479] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 39.490205][ T479] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 39.490482][ T479] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 39.490753][ T479] ? __create_object (mm/kmemleak.c:771) 
[ 39.491028][ T479] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 39.491312][ T479] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 39.491585][ T479] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 39.491923][ T479] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 39.492210][ T479] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 39.492494][ T479] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 39.492768][ T479] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 39.493054][ T479] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 39.493340][ T479] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 39.493610][ T479] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 39.493888][ T479] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 39.494173][ T479] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 39.494452][ T479] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 39.494734][ T479] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 39.495012][ T479] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 39.495298][ T479] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 39.495596][ T479] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 39.495884][ T479] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 39.496173][ 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) 
[ 39.496456][ T479] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 39.496736][ T479] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 39.497011][ T479] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 39.497302][ T479] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 39.497580][ T479] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 39.497857][ T479] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 39.498138][ T479] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 39.498436][ T479] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 39.498719][ T479] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 39.499072][ T479] ___sys_sendmsg (net/socket.c:2670) 
[ 39.499355][ T479] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 39.499628][ 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) 
[ 39.499966][ T479] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 39.500250][ T479] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 39.500526][ T479] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 39.500811][ T479] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 39.501086][ 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) 
[ 39.501373][ T479] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 39.501657][ T479] __sys_sendmsg (net/socket.c:2700) 
[ 39.501931][ T479] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 39.502286][ T479] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 39.502572][ T479] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 39.502854][ T479] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 39.503129][ T479] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   39.503486][  T479] RIP: 0033:0x7f8d75e721e7
[ 39.503776][ 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)
[   39.504772][  T479] RSP: 002b:00007ffdc70e3a48 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   39.505199][  T479] RAX: ffffffffffffffda RBX: 00007ffdc70e4170 RCX: 00007f8d75e721e7
[   39.505619][  T479] RDX: 0000000000000000 RSI: 00007ffdc70e3ab0 RDI: 0000000000000005
[   39.506031][  T479] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000078
[   39.506450][  T479] R10: 00007f8d75d6fee8 R11: 0000000000000246 R12: 0000000000000004
[   39.506865][  T479] R13: 00000000686e1fee R14: 0000000000499600 R15: 0000000000000000
| [   39.641252][  T480] ------------[ cut here ]------------
| [ 39.641599][ T480] WARNING: CPU: 2 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) 
| [   39.642165][  T480] Modules linked in: act_gact cls_flower sch_ingress ip6_gre ip6_tunnel tunnel6 gre 8021q vrf veth
| [   39.643341][  T480] Tainted: [W]=WARN
[   39.643567][  T480] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 39.643925][ 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) 
[ 39.644240][ 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
[   39.645249][  T480] RSP: 0018:ffffc900004e7140 EFLAGS: 00010246
[   39.645622][  T480] RAX: 0000000000000000 RBX: ffff888009444000 RCX: 0000000000000001
[   39.646048][  T480] RDX: 0000000000000000 RSI: ffffffff9449b941 RDI: ffffffff93c555e0
[   39.646488][  T480] RBP: ffffc900004e7230 R08: ffff888002988800 R09: 0000000000000000
[   39.646913][  T480] R10: ffffc900004e75c8 R11: ffffffff95250668 R12: 1ffff9200009ce2c
[   39.647348][  T480] R13: 00000000000007d0 R14: ffffc900004e7880 R15: ffff88800beefbe0
[   39.647770][  T480] FS:  00007fabe3f34800(0000) GS:ffff888098fb7000(0000) knlGS:0000000000000000
[   39.648284][  T480] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   39.648645][  T480] CR2: 00000000004e5ab0 CR3: 000000000c0d3005 CR4: 0000000000772ef0
[   39.649068][  T480] PKRU: 55555554
[   39.649301][  T480] Call Trace:
[   39.649517][  T480]  <TASK>
[ 39.649668][ T480] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 39.649964][ T480] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 39.650269][ T480] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 39.650564][ T480] ? __pfx_validate_linkmsg (net/core/rtnetlink.c:2660) 
[ 39.650850][ T480] ? is_bpf_text_address (kernel/bpf/core.c:777) 
[ 39.651140][ T480] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[ 39.651446][ T480] do_setlink.constprop.0 (net/core/rtnetlink.c:3106) 
[ 39.651739][ T480] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 39.652107][ T480] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 39.652412][ T480] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 39.652698][ T480] ? __kernel_text_address (kernel/extable.c:79) 
[ 39.652991][ T480] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 39.653300][ 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) 
[ 39.653591][ T480] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 39.653943][ T480] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 39.654255][ T480] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 39.654544][ T480] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 39.654832][ T480] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 39.655119][ T480] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 39.655432][ T480] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 39.655728][ T480] ? __create_object (mm/kmemleak.c:771) 
[ 39.656021][ T480] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 39.656327][ T480] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 39.656620][ T480] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 39.656973][ T480] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 39.657281][ T480] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 39.657575][ T480] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 39.657864][ T480] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 39.658168][ T480] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 39.658459][ T480] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 39.658744][ T480] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 39.659038][ T480] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 39.659346][ T480] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 39.659634][ T480] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 39.659927][ T480] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 39.660233][ T480] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 39.660523][ T480] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 39.660810][ T480] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 39.661116][ T480] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 39.661413][ 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) 
[ 39.661704][ T480] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 39.661994][ T480] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 39.662295][ T480] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 39.662589][ T480] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 39.662882][ T480] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 39.663190][ T480] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 39.663487][ T480] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 39.663779][ T480] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 39.664066][ T480] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 39.664460][ T480] ___sys_sendmsg (net/socket.c:2670) 
[ 39.664746][ T480] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 39.665031][ 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) 
[ 39.665412][ T480] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 39.665706][ T480] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 39.665994][ T480] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 39.666299][ T480] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 39.666589][ 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) 
[ 39.666876][ T480] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 39.667191][ T480] __sys_sendmsg (net/socket.c:2700) 
[ 39.667475][ T480] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 39.667830][ T480] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 39.668128][ T480] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 39.668435][ T480] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 39.668725][ T480] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   39.669074][  T480] RIP: 0033:0x7fabe41011e7
[ 39.669386][ 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)
[   39.670399][  T480] RSP: 002b:00007fff35966118 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   39.670831][  T480] RAX: ffffffffffffffda RBX: 00007fff35966840 RCX: 00007fabe41011e7
[   39.671265][  T480] RDX: 0000000000000000 RSI: 00007fff35966180 RDI: 0000000000000005
[   39.671695][  T480] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000078
[   39.672119][  T480] R10: 00007fabe3ffeee8 R11: 0000000000000246 R12: 0000000000000004
[   39.672554][  T480] R13: 00000000686e1fee R14: 0000000000499600 R15: 0000000000000000
| [   39.781599][  T481] ------------[ cut here ]------------
| [ 39.782001][ 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) 
| [   39.782569][  T481] Modules linked in: act_gact cls_flower sch_ingress ip6_gre ip6_tunnel tunnel6 gre 8021q vrf veth
| [   39.783711][  T481] Tainted: [W]=WARN
[   39.783918][  T481] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 39.784273][ 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) 
[ 39.784569][ 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
[   39.785567][  T481] RSP: 0018:ffffc900007b7140 EFLAGS: 00010246
[   39.785916][  T481] RAX: 0000000000000000 RBX: ffff888004fc9000 RCX: 0000000000000001
[   39.786349][  T481] RDX: 0000000000000000 RSI: ffffffff9449b941 RDI: ffffffff93c555e0
[   39.786760][  T481] RBP: ffffc900007b7230 R08: ffff8880053ea000 R09: 0000000000000000
[   39.787179][  T481] R10: ffffc900007b75c8 R11: ffffffff95250668 R12: 1ffff920000f6e2c
[   39.787593][  T481] R13: 00000000000007d0 R14: ffffc900007b7880 R15: ffff88800beef160
[   39.788010][  T481] FS:  00007f059eebe800(0000) GS:ffff888098eb7000(0000) knlGS:0000000000000000
[   39.788499][  T481] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   39.788846][  T481] CR2: 00000000004e55b8 CR3: 000000000f465003 CR4: 0000000000772ef0
[   39.789271][  T481] PKRU: 55555554
[   39.789477][  T481] Call Trace:
[   39.789685][  T481]  <TASK>
[ 39.789826][ T481] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 39.790115][ T481] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 39.790403][ T481] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 39.790684][ T481] ? __pfx_validate_linkmsg (net/core/rtnetlink.c:2660) 
[ 39.790961][ T481] ? is_bpf_text_address (kernel/bpf/core.c:777) 
[ 39.791247][ T481] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[ 39.791532][ T481] do_setlink.constprop.0 (net/core/rtnetlink.c:3106) 
[ 39.791816][ T481] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 39.792190][ T481] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 39.792466][ T481] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 39.792737][ T481] ? __kernel_text_address (kernel/extable.c:79) 
[ 39.793015][ T481] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 39.793301][ 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) 
[ 39.793576][ T481] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 39.793923][ T481] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 39.794212][ T481] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 39.794488][ T481] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 39.794763][ T481] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 39.795040][ T481] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 39.795325][ T481] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 39.795609][ T481] ? __create_object (mm/kmemleak.c:771) 
[ 39.795888][ T481] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 39.796180][ T481] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 39.796456][ T481] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 39.796799][ T481] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 39.797080][ T481] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 39.797371][ T481] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 39.797646][ T481] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 39.798001][ T481] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 39.798307][ T481] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 39.798600][ T481] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 39.798890][ T481] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 39.799187][ T481] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 39.799478][ T481] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 39.799770][ T481] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 39.800065][ T481] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 39.800369][ T481] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 39.800668][ T481] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 39.800974][ T481] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 39.801275][ 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) 
[ 39.801570][ T481] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 39.801865][ T481] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 39.802167][ T481] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 39.802468][ T481] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 39.802767][ T481] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 39.803059][ T481] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 39.803370][ T481] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 39.803667][ T481] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 39.803956][ T481] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 39.804337][ T481] ___sys_sendmsg (net/socket.c:2670) 
[ 39.804635][ T481] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 39.804931][ 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) 
[ 39.805314][ T481] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 39.805621][ T481] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 39.805914][ T481] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 39.806221][ T481] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 39.806512][ 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) 
[ 39.806799][ T481] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 39.807098][ T481] __sys_sendmsg (net/socket.c:2700) 
[ 39.807402][ T481] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 39.807759][ T481] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 39.808061][ T481] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 39.808362][ T481] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 39.808654][ T481] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   39.809014][  T481] RIP: 0033:0x7f059f08b1e7
[ 39.809326][ 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)
[   39.810450][  T481] RSP: 002b:00007ffe7eb19c98 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   39.810867][  T481] RAX: ffffffffffffffda RBX: 00007ffe7eb1a3c0 RCX: 00007f059f08b1e7
[   39.811290][  T481] RDX: 0000000000000000 RSI: 00007ffe7eb19d00 RDI: 0000000000000005
[   39.811709][  T481] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000078
[   39.812122][  T481] R10: 00007f059ef88ee8 R11: 0000000000000246 R12: 0000000000000004
[   39.812541][  T481] R13: 00000000686e1fee R14: 0000000000499600 R15: 0000000000000000
| [   39.945322][  T482] ------------[ cut here ]------------
| [ 39.945647][ T482] WARNING: CPU: 3 PID: 482 at ./include/net/netdev_lock.h:17 netif_set_mtu_ext (./include/net/netdev_lock.h:17 ./include/net/netdev_lock.h:15 ./include/net/netdev_lock.h:25 net/core/dev.c:9610) 
| [   39.946513][  T482] Modules linked in: act_gact cls_flower sch_ingress ip6_gre ip6_tunnel tunnel6 gre 8021q vrf veth
| [   39.947770][  T482] Tainted: [W]=WARN
[   39.947977][  T482] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 39.948330][ 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) 
[ 39.948614][ 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
[   39.949603][  T482] RSP: 0018:ffffc900007c7140 EFLAGS: 00010246
[   39.949949][  T482] RAX: 0000000000000000 RBX: ffff88800a644000 RCX: 0000000000000001
[   39.950368][  T482] RDX: 0000000000000000 RSI: ffffffff9449b941 RDI: ffffffff93c555e0
[   39.950779][  T482] RBP: ffffc900007c7230 R08: ffff888005082000 R09: 0000000000000000
[   39.951199][  T482] R10: ffffc900007c75c8 R11: ffffffff95250668 R12: 1ffff920000f8e2c
[   39.951616][  T482] R13: 00000000000007d0 R14: ffffc900007c7880 R15: ffff88800beee6e0
[   39.952026][  T482] FS:  00007fddb9a29800(0000) GS:ffff888099037000(0000) knlGS:0000000000000000
[   39.952514][  T482] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   39.952861][  T482] CR2: 00000000004e5ac8 CR3: 000000000c0d3002 CR4: 0000000000772ef0
[   39.953291][  T482] PKRU: 55555554
[   39.953497][  T482] Call Trace:
[   39.953701][  T482]  <TASK>
[ 39.953841][ T482] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 39.954120][ T482] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 39.954405][ T482] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 39.954686][ T482] ? __pfx_validate_linkmsg (net/core/rtnetlink.c:2660) 
[ 39.954961][ T482] ? is_bpf_text_address (kernel/bpf/core.c:777) 
[ 39.955253][ T482] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[ 39.955539][ T482] do_setlink.constprop.0 (net/core/rtnetlink.c:3106) 
[ 39.955819][ T482] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 39.956182][ T482] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 39.956456][ T482] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 39.956727][ T482] ? __kernel_text_address (kernel/extable.c:79) 
[ 39.957002][ T482] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 39.957308][ 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) 
[ 39.957583][ T482] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 39.957921][ T482] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 39.958205][ T482] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 39.958478][ T482] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 39.958753][ T482] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 39.959027][ T482] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 39.959313][ T482] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 39.959586][ T482] ? __create_object (mm/kmemleak.c:771) 
[ 39.959862][ T482] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 39.960139][ T482] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 39.960427][ T482] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 39.960765][ T482] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 39.961047][ T482] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 39.961335][ T482] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 39.961615][ T482] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 39.961896][ T482] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 39.962179][ T482] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 39.962449][ T482] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 39.962725][ T482] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 39.962997][ T482] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 39.963282][ T482] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 39.963565][ T482] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 39.963841][ T482] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 39.964122][ T482] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 39.964406][ T482] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 39.964692][ T482] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 39.964969][ 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) 
[ 39.965251][ T482] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 39.965552][ T482] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 39.965825][ T482] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 39.966105][ T482] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 39.966393][ T482] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 39.966667][ T482] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 39.966948][ T482] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 39.967234][ T482] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 39.967508][ T482] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 39.967866][ T482] ___sys_sendmsg (net/socket.c:2670) 
[ 39.968137][ T482] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 39.968448][ 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) 
[ 39.968790][ T482] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 39.969071][ T482] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 39.969358][ T482] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 39.969639][ T482] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 39.969921][ 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) 
[ 39.970203][ T482] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 39.970484][ T482] __sys_sendmsg (net/socket.c:2700) 
[ 39.970761][ T482] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 39.971108][ T482] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 39.971408][ T482] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 39.971687][ T482] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 39.971967][ T482] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   39.972315][  T482] RIP: 0033:0x7fddb9bf61e7
[ 39.972601][ 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)
[   39.973591][  T482] RSP: 002b:00007fffe869fe58 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   39.974017][  T482] RAX: ffffffffffffffda RBX: 00007fffe86a0580 RCX: 00007fddb9bf61e7
[   39.974439][  T482] RDX: 0000000000000000 RSI: 00007fffe869fec0 RDI: 0000000000000005
[   39.974852][  T482] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000078
[   39.975289][  T482] R10: 00007fddb9af3ee8 R11: 0000000000000246 R12: 0000000000000004
[   39.975714][  T482] R13: 00000000686e1fee R14: 0000000000499600 R15: 0000000000000000
| [   40.100228][  T483] ------------[ cut here ]------------
| [ 40.100546][ 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) 
| [   40.101094][  T483] Modules linked in: act_gact cls_flower sch_ingress ip6_gre ip6_tunnel tunnel6 gre 8021q vrf veth
| [   40.102248][  T483] Tainted: [W]=WARN
[   40.102456][  T483] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 40.102796][ 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) 
[ 40.103085][ 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
[   40.104085][  T483] RSP: 0018:ffffc900007d7140 EFLAGS: 00010246
[   40.104768][  T483] RAX: 0000000000000000 RBX: ffff88800a641000 RCX: 0000000000000001
[   40.105186][  T483] RDX: 0000000000000000 RSI: ffffffff9449b941 RDI: ffffffff93c555e0
[   40.105618][  T483] RBP: ffffc900007d7230 R08: ffff8880092db800 R09: 0000000000000000
[   40.106024][  T483] R10: ffffc900007d75c8 R11: ffffffff95250668 R12: 1ffff920000fae2c
[   40.106440][  T483] R13: 00000000000007d0 R14: ffffc900007d7880 R15: ffff88800beedc60
[   40.106847][  T483] FS:  00007ff8da86e800(0000) GS:ffff888098f37000(0000) knlGS:0000000000000000
[   40.107346][  T483] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   40.107693][  T483] CR2: 00000000004e5ac0 CR3: 000000000a719005 CR4: 0000000000772ef0
[   40.108104][  T483] PKRU: 55555554
[   40.108328][  T483] Call Trace:
[   40.108538][  T483]  <TASK>
[ 40.108678][ T483] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 40.108956][ T483] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 40.109243][ T483] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 40.109525][ T483] ? __pfx_validate_linkmsg (net/core/rtnetlink.c:2660) 
[ 40.109800][ T483] ? is_bpf_text_address (kernel/bpf/core.c:777) 
[ 40.110094][ T483] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[ 40.110380][ T483] do_setlink.constprop.0 (net/core/rtnetlink.c:3106) 
[ 40.110664][ T483] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 40.111021][ T483] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 40.111408][ T483] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 40.111686][ T483] ? __kernel_text_address (kernel/extable.c:79) 
[ 40.111963][ T483] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 40.112285][ 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) 
[ 40.112565][ T483] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 40.112905][ T483] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 40.113188][ T483] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 40.113468][ T483] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 40.113743][ T483] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 40.114018][ T483] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 40.114300][ T483] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 40.114571][ T483] ? __create_object (mm/kmemleak.c:771) 
[ 40.114849][ T483] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 40.115123][ T483] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 40.115414][ T483] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 40.115769][ T483] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 40.116048][ T483] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 40.116361][ T483] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 40.116636][ T483] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 40.116915][ T483] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 40.117198][ T483] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 40.117471][ T483] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 40.117745][ T483] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 40.118023][ T483] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 40.118307][ T483] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 40.118585][ T483] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 40.118862][ T483] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 40.119137][ T483] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 40.119419][ T483] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 40.119706][ T483] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 40.119981][ 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) 
[ 40.120289][ T483] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 40.120571][ T483] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 40.120850][ T483] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 40.121129][ T483] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 40.121418][ T483] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 40.121693][ T483] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 40.121984][ T483] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 40.122270][ T483] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 40.122544][ T483] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 40.122893][ T483] ___sys_sendmsg (net/socket.c:2670) 
[ 40.123172][ T483] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 40.123447][ 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) 
[ 40.123786][ T483] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 40.124068][ T483] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 40.124363][ T483] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 40.124645][ T483] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 40.124919][ 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) 
[ 40.125205][ T483] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 40.125498][ T483] __sys_sendmsg (net/socket.c:2700) 
[ 40.125778][ T483] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 40.126124][ T483] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 40.126419][ T483] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 40.126696][ T483] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 40.126970][ T483] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   40.127315][  T483] RIP: 0033:0x7ff8daa3b1e7
[ 40.127603][ 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)
[   40.128604][  T483] RSP: 002b:00007fff22a061b8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   40.129020][  T483] RAX: ffffffffffffffda RBX: 00007fff22a068e0 RCX: 00007ff8daa3b1e7
[   40.129441][  T483] RDX: 0000000000000000 RSI: 00007fff22a06220 RDI: 0000000000000005
[   40.129851][  T483] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000078
[   40.130278][  T483] R10: 00007ff8da938ee8 R11: 0000000000000246 R12: 0000000000000004
[   40.130689][  T483] R13: 00000000686e1fee R14: 0000000000499600 R15: 0000000000000000
| [   40.250087][  T484] ------------[ cut here ]------------
| [ 40.250450][ 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) 
| [   40.251022][  T484] Modules linked in: act_gact cls_flower sch_ingress ip6_gre ip6_tunnel tunnel6 gre 8021q vrf veth
| [   40.252211][  T484] Tainted: [W]=WARN
[   40.252433][  T484] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 40.252786][ 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) 
[ 40.253082][ 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
[   40.254349][  T484] RSP: 0018:ffffc90000977140 EFLAGS: 00010246
[   40.254717][  T484] RAX: 0000000000000000 RBX: ffff888007761000 RCX: 0000000000000001
[   40.255137][  T484] RDX: 0000000000000000 RSI: ffffffff9449b941 RDI: ffffffff93c555e0
[   40.255584][  T484] RBP: ffffc90000977230 R08: ffff888006093800 R09: 0000000000000000
[   40.256017][  T484] R10: ffffc900009775c8 R11: ffffffff95250668 R12: 1ffff9200012ee2c
[   40.256501][  T484] R13: 00000000000007d0 R14: ffffc90000977880 R15: ffff88800beed1e0
[   40.256954][  T484] FS:  00007fcc4fa0b800(0000) GS:ffff888098fb7000(0000) knlGS:0000000000000000
[   40.257484][  T484] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   40.257868][  T484] CR2: 00000000004e73c8 CR3: 000000000f4a6004 CR4: 0000000000772ef0
[   40.258326][  T484] PKRU: 55555554
[   40.258560][  T484] Call Trace:
[   40.258792][  T484]  <TASK>
[ 40.258954][ T484] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 40.259273][ T484] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 40.259576][ T484] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 40.259881][ T484] ? __pfx_validate_linkmsg (net/core/rtnetlink.c:2660) 
[ 40.260199][ T484] ? is_bpf_text_address (kernel/bpf/core.c:777) 
[ 40.260508][ T484] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[ 40.260814][ T484] do_setlink.constprop.0 (net/core/rtnetlink.c:3106) 
[ 40.261122][ T484] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 40.261517][ T484] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 40.261825][ T484] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 40.262133][ T484] ? __kernel_text_address (kernel/extable.c:79) 
[ 40.262461][ T484] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 40.262772][ 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) 
[ 40.263079][ T484] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 40.263465][ T484] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 40.263772][ T484] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 40.264076][ T484] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 40.264408][ T484] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 40.264715][ T484] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 40.265017][ T484] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 40.265323][ T484] ? __create_object (mm/kmemleak.c:771) 
[ 40.265639][ T484] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 40.265944][ T484] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 40.266255][ T484] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 40.266629][ T484] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 40.266950][ T484] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 40.267268][ T484] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 40.267575][ T484] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 40.267917][ T484] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 40.268235][ T484] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 40.268539][ T484] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 40.268844][ T484] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 40.269155][ T484] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 40.269468][ T484] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 40.269778][ T484] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 40.270082][ T484] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 40.270397][ T484] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 40.270699][ T484] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 40.271017][ T484] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 40.271325][ 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) 
[ 40.271639][ T484] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 40.271945][ T484] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 40.272258][ T484] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 40.272567][ T484] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 40.272873][ T484] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 40.273189][ T484] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 40.273498][ T484] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 40.273813][ T484] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 40.274113][ T484] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 40.274509][ T484] ___sys_sendmsg (net/socket.c:2670) 
[ 40.274814][ T484] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 40.275115][ 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) 
[ 40.275512][ T484] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 40.275819][ T484] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 40.276133][ T484] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 40.276451][ T484] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 40.276754][ 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) 
[ 40.277057][ T484] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 40.277377][ T484] __sys_sendmsg (net/socket.c:2700) 
[ 40.277679][ T484] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 40.278055][ T484] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 40.278386][ T484] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 40.278693][ T484] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 40.279001][ T484] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   40.279381][  T484] RIP: 0033:0x7fcc4fbd81e7
[ 40.279694][ 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)
[   40.280755][  T484] RSP: 002b:00007ffce2f38c28 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   40.281218][  T484] RAX: ffffffffffffffda RBX: 00007ffce2f39350 RCX: 00007fcc4fbd81e7
[   40.281662][  T484] RDX: 0000000000000000 RSI: 00007ffce2f38c90 RDI: 0000000000000005
[   40.282110][  T484] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000078
[   40.282573][  T484] R10: 00007fcc4fad5ee8 R11: 0000000000000246 R12: 0000000000000004
[   40.283019][  T484] R13: 00000000686e1fef R14: 0000000000499600 R15: 0000000000000000
| [   40.386980][  T485] ------------[ cut here ]------------
| [ 40.387315][ T485] WARNING: CPU: 0 PID: 485 at ./include/net/netdev_lock.h:17 netif_set_mtu_ext (./include/net/netdev_lock.h:17 ./include/net/netdev_lock.h:15 ./include/net/netdev_lock.h:25 net/core/dev.c:9610) 
| [   40.387857][  T485] Modules linked in: act_gact cls_flower sch_ingress ip6_gre ip6_tunnel tunnel6 gre 8021q vrf veth
| [   40.389487][  T485] Tainted: [W]=WARN
[   40.389695][  T485] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 40.390034][ T485] RIP: 0010:netif_set_mtu_ext (./include/net/netdev_lock.h:17 ./include/net/netdev_lock.h:15 ./include/net/netdev_lock.h:25 net/core/dev.c:9610) 
[ 40.390327][ T485] Code: 00 00 8b 05 d7 bc 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 1a 63 7b 00 85 c0 0f 85 39 fe ff ff 90 <0f> 0b 90 e9 30 fe ff ff 48 b8 00 00 00 00 00 fc ff df 4c 89 fa 48
All code
========
   0:	00 00                	add    %al,(%rax)
   2:	8b 05 d7 bc 3a 02    	mov    0x23abcd7(%rip),%eax        # 0x23abcdf
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb a0 0c 00 00 	lea    0xca0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 1a 63 7b 00       	call   0x7b633b
  21:	85 c0                	test   %eax,%eax
  23:	0f 85 39 fe ff ff    	jne    0xfffffffffffffe62
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	e9 30 fe ff ff       	jmp    0xfffffffffffffe62
  32:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
  39:	fc ff df 
  3c:	4c 89 fa             	mov    %r15,%rdx
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	e9 30 fe ff ff       	jmp    0xfffffffffffffe38
   8:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
   f:	fc ff df 
  12:	4c 89 fa             	mov    %r15,%rdx
  15:	48                   	rex.W
[   40.391313][  T485] RSP: 0018:ffffc90000997140 EFLAGS: 00010246
[   40.391664][  T485] RAX: 0000000000000000 RBX: ffff88800b7c1000 RCX: 0000000000000001
[   40.392072][  T485] RDX: 0000000000000000 RSI: ffffffff9449b941 RDI: ffffffff93c555e0
[   40.392489][  T485] RBP: ffffc90000997230 R08: ffff88800263b800 R09: 0000000000000000
[   40.392905][  T485] R10: ffffc900009975c8 R11: ffffffff95250668 R12: 1ffff92000132e2c
[   40.393321][  T485] R13: 00000000000007d0 R14: ffffc90000997880 R15: ffff88800beec760
[   40.393730][  T485] FS:  00007f5eca075800(0000) GS:ffff888098eb7000(0000) knlGS:0000000000000000
[   40.394214][  T485] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   40.394564][  T485] CR2: 00000000004e5ab8 CR3: 0000000009f58002 CR4: 0000000000772ef0
[   40.394974][  T485] PKRU: 55555554
[   40.395192][  T485] Call Trace:
[   40.395398][  T485]  <TASK>
[ 40.395550][ T485] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 40.395827][ T485] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 40.396099][ T485] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 40.396383][ T485] ? __pfx_validate_linkmsg (net/core/rtnetlink.c:2660) 
[ 40.396663][ T485] ? is_bpf_text_address (kernel/bpf/core.c:777) 
[ 40.396935][ T485] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[ 40.397223][ T485] do_setlink.constprop.0 (net/core/rtnetlink.c:3106) 
[ 40.397505][ T485] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 40.397850][ T485] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 40.398124][ T485] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 40.398405][ T485] ? __kernel_text_address (kernel/extable.c:79) 
[ 40.398687][ T485] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 40.398964][ T485] ? __mutex_trylock_common (./arch/x86/include/asm/atomic64_64.h:101 ./include/linux/atomic/atomic-arch-fallback.h:4296 ./include/linux/atomic/atomic-long.h:1482 ./include/linux/atomic/atomic-instrumented.h:4458 kernel/locking/mutex.c:113) 
[ 40.399249][ T485] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 40.399687][ T485] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 40.399967][ T485] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 40.400247][ T485] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 40.400521][ T485] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 40.400800][ T485] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 40.401075][ T485] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 40.401354][ T485] ? __create_object (mm/kmemleak.c:771) 
[ 40.401630][ T485] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 40.401904][ T485] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 40.402188][ T485] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 40.402529][ T485] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 40.402820][ T485] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 40.403099][ T485] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 40.403379][ T485] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 40.403659][ T485] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 40.403935][ T485] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 40.404216][ T485] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 40.404493][ T485] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 40.404767][ T485] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 40.405049][ T485] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 40.405335][ T485] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 40.405632][ T485] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 40.405908][ T485] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 40.406191][ T485] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 40.406478][ T485] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 40.406751][ T485] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 ./include/net/netns/generic.h:48 net/netlink/af_netlink.c:333) 
[ 40.407033][ T485] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 40.407318][ T485] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 40.407591][ T485] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 40.407897][ T485] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 40.408188][ T485] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 40.408462][ T485] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 40.408742][ T485] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 40.409023][ T485] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 40.409308][ T485] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 40.409659][ T485] ___sys_sendmsg (net/socket.c:2670) 
[ 40.409930][ T485] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 40.410211][ T485] ? __call_rcu_common.constprop.0 (./arch/x86/include/asm/irqflags.h:26 ./arch/x86/include/asm/irqflags.h:109 ./arch/x86/include/asm/irqflags.h:127 kernel/rcu/tree.c:3096) 
[ 40.410552][ T485] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 40.410828][ T485] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 40.411107][ T485] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 40.411397][ T485] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 40.411673][ T485] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 40.411946][ T485] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 40.412235][ T485] __sys_sendmsg (net/socket.c:2700) 
[ 40.412507][ T485] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 40.412847][ T485] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 40.413136][ T485] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 40.413444][ T485] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 40.413720][ T485] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   40.414059][  T485] RIP: 0033:0x7f5eca2421e7
[ 40.414352][ T485] Code: 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b9 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 2e 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 89 54 24 1c 48 89 74 24 10
All code
========
   0:	0e                   	(bad)
   1:	00 f7                	add    %dh,%bh
   3:	d8 64 89 02          	fsubs  0x2(%rcx,%rcx,4)
   7:	48 c7 c0 ff ff ff ff 	mov    $0xffffffffffffffff,%rax
   e:	eb b9                	jmp    0xffffffffffffffc9
  10:	0f 1f 00             	nopl   (%rax)
  13:	f3 0f 1e fa          	endbr64
  17:	64 8b 04 25 18 00 00 	mov    %fs:0x18,%eax
  1e:	00 
  1f:	85 c0                	test   %eax,%eax
  21:	75 10                	jne    0x33
  23:	b8 2e 00 00 00       	mov    $0x2e,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax		<-- trapping instruction
  30:	77 51                	ja     0x83
  32:	c3                   	ret
  33:	48 83 ec 28          	sub    $0x28,%rsp
  37:	89 54 24 1c          	mov    %edx,0x1c(%rsp)
  3b:	48 89 74 24 10       	mov    %rsi,0x10(%rsp)

Code starting with the faulting instruction
===========================================
   0:	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax
   6:	77 51                	ja     0x59
   8:	c3                   	ret
   9:	48 83 ec 28          	sub    $0x28,%rsp
   d:	89 54 24 1c          	mov    %edx,0x1c(%rsp)
  11:	48 89 74 24 10       	mov    %rsi,0x10(%rsp)
[   40.415346][  T485] RSP: 002b:00007ffc3ffe8258 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   40.415787][  T485] RAX: ffffffffffffffda RBX: 00007ffc3ffe8980 RCX: 00007f5eca2421e7
[   40.416206][  T485] RDX: 0000000000000000 RSI: 00007ffc3ffe82c0 RDI: 0000000000000005
[   40.416618][  T485] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000078
[   40.417034][  T485] R10: 00007f5eca13fee8 R11: 0000000000000246 R12: 0000000000000004
[   40.417455][  T485] R13: 00000000686e1fef R14: 0000000000499600 R15: 0000000000000000
| [   40.524604][  T486] ------------[ cut here ]------------
| [ 40.524975][ T486] WARNING: CPU: 2 PID: 486 at ./include/net/netdev_lock.h:17 netif_set_mtu_ext (./include/net/netdev_lock.h:17 ./include/net/netdev_lock.h:15 ./include/net/netdev_lock.h:25 net/core/dev.c:9610) 
| [   40.526024][  T486] Modules linked in: act_gact cls_flower sch_ingress ip6_gre ip6_tunnel tunnel6 gre 8021q vrf veth
| [   40.527283][  T486] Tainted: [W]=WARN
[   40.527513][  T486] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 40.527884][ T486] RIP: 0010:netif_set_mtu_ext (./include/net/netdev_lock.h:17 ./include/net/netdev_lock.h:15 ./include/net/netdev_lock.h:25 net/core/dev.c:9610) 
[ 40.528209][ T486] Code: 00 00 8b 05 d7 bc 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 1a 63 7b 00 85 c0 0f 85 39 fe ff ff 90 <0f> 0b 90 e9 30 fe ff ff 48 b8 00 00 00 00 00 fc ff df 4c 89 fa 48
All code
========
   0:	00 00                	add    %al,(%rax)
   2:	8b 05 d7 bc 3a 02    	mov    0x23abcd7(%rip),%eax        # 0x23abcdf
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb a0 0c 00 00 	lea    0xca0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 1a 63 7b 00       	call   0x7b633b
  21:	85 c0                	test   %eax,%eax
  23:	0f 85 39 fe ff ff    	jne    0xfffffffffffffe62
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	e9 30 fe ff ff       	jmp    0xfffffffffffffe62
  32:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
  39:	fc ff df 
  3c:	4c 89 fa             	mov    %r15,%rdx
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	e9 30 fe ff ff       	jmp    0xfffffffffffffe38
   8:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
   f:	fc ff df 
  12:	4c 89 fa             	mov    %r15,%rdx
  15:	48                   	rex.W
[   40.529262][  T486] RSP: 0018:ffffc90000997140 EFLAGS: 00010246
[   40.529638][  T486] RAX: 0000000000000000 RBX: ffff888002114000 RCX: 0000000000000001
[   40.530084][  T486] RDX: 0000000000000000 RSI: ffffffff9449b941 RDI: ffffffff93c555e0
[   40.530538][  T486] RBP: ffffc90000997230 R08: ffff888009808800 R09: 0000000000000000
[   40.530988][  T486] R10: ffffc900009975c8 R11: ffffffff95250668 R12: 1ffff92000132e2c
[   40.531452][  T486] R13: 00000000000007d0 R14: ffffc90000997880 R15: ffff88800b44a360
[   40.531897][  T486] FS:  00007fde524a9800(0000) GS:ffff888098fb7000(0000) knlGS:0000000000000000
[   40.532423][  T486] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   40.532807][  T486] CR2: 00000000004e59c0 CR3: 000000000c221006 CR4: 0000000000772ef0
[   40.533264][  T486] PKRU: 55555554
[   40.533499][  T486] Call Trace:
[   40.533727][  T486]  <TASK>
[ 40.533888][ T486] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 40.534209][ T486] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 40.534509][ T486] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 40.534810][ T486] ? __pfx_validate_linkmsg (net/core/rtnetlink.c:2660) 
[ 40.535115][ T486] ? is_bpf_text_address (kernel/bpf/core.c:777) 
[ 40.535440][ T486] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[ 40.535750][ T486] do_setlink.constprop.0 (net/core/rtnetlink.c:3106) 
[ 40.536059][ T486] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 40.536452][ T486] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 40.536759][ T486] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 40.537067][ T486] ? __kernel_text_address (kernel/extable.c:79) 
[ 40.537414][ T486] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 40.537711][ T486] ? __mutex_trylock_common (./arch/x86/include/asm/atomic64_64.h:101 ./include/linux/atomic/atomic-arch-fallback.h:4296 ./include/linux/atomic/atomic-long.h:1482 ./include/linux/atomic/atomic-instrumented.h:4458 kernel/locking/mutex.c:113) 
[ 40.538002][ T486] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 40.538368][ T486] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 40.538664][ T486] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 40.538994][ T486] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 40.539321][ T486] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 40.539640][ T486] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 40.539928][ T486] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 40.540225][ T486] ? __create_object (mm/kmemleak.c:771) 
[ 40.540517][ T486] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 40.540804][ T486] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 40.541091][ T486] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 40.541451][ T486] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 40.541755][ T486] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 40.542046][ T486] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 40.542344][ T486] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 40.542668][ T486] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 40.542958][ T486] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 40.543256][ T486] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 40.543544][ T486] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 40.543829][ T486] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 40.544128][ T486] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 40.544430][ T486] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 40.544721][ T486] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 40.545008][ T486] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 40.545307][ T486] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 40.545615][ T486] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 40.545898][ T486] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 ./include/net/netns/generic.h:48 net/netlink/af_netlink.c:333) 
[ 40.546208][ T486] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 40.546499][ T486] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 40.546786][ T486] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 40.547077][ T486] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 40.547381][ T486] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 40.547671][ T486] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 40.547965][ T486] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 40.548272][ T486] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 40.548560][ T486] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 40.548923][ T486] ___sys_sendmsg (net/socket.c:2670) 
[ 40.549220][ T486] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 40.549506][ T486] ? __call_rcu_common.constprop.0 (./arch/x86/include/asm/irqflags.h:26 ./arch/x86/include/asm/irqflags.h:109 ./arch/x86/include/asm/irqflags.h:127 kernel/rcu/tree.c:3096) 
[ 40.549862][ T486] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 40.550163][ T486] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 40.550464][ T486] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 40.550756][ T486] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 40.551055][ T486] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 40.551393][ T486] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 40.551724][ T486] __sys_sendmsg (net/socket.c:2700) 
[ 40.552009][ T486] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 40.552393][ T486] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 40.552792][ T486] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 40.553086][ T486] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 40.553384][ T486] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   40.553737][  T486] RIP: 0033:0x7fde526761e7
[ 40.554034][ T486] Code: 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b9 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 2e 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 89 54 24 1c 48 89 74 24 10
All code
========
   0:	0e                   	(bad)
   1:	00 f7                	add    %dh,%bh
   3:	d8 64 89 02          	fsubs  0x2(%rcx,%rcx,4)
   7:	48 c7 c0 ff ff ff ff 	mov    $0xffffffffffffffff,%rax
   e:	eb b9                	jmp    0xffffffffffffffc9
  10:	0f 1f 00             	nopl   (%rax)
  13:	f3 0f 1e fa          	endbr64
  17:	64 8b 04 25 18 00 00 	mov    %fs:0x18,%eax
  1e:	00 
  1f:	85 c0                	test   %eax,%eax
  21:	75 10                	jne    0x33
  23:	b8 2e 00 00 00       	mov    $0x2e,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax		<-- trapping instruction
  30:	77 51                	ja     0x83
  32:	c3                   	ret
  33:	48 83 ec 28          	sub    $0x28,%rsp
  37:	89 54 24 1c          	mov    %edx,0x1c(%rsp)
  3b:	48 89 74 24 10       	mov    %rsi,0x10(%rsp)

Code starting with the faulting instruction
===========================================
   0:	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax
   6:	77 51                	ja     0x59
   8:	c3                   	ret
   9:	48 83 ec 28          	sub    $0x28,%rsp
   d:	89 54 24 1c          	mov    %edx,0x1c(%rsp)
  11:	48 89 74 24 10       	mov    %rsi,0x10(%rsp)
[   40.555032][  T486] RSP: 002b:00007ffe84063468 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   40.555483][  T486] RAX: ffffffffffffffda RBX: 00007ffe84063b90 RCX: 00007fde526761e7
[   40.555907][  T486] RDX: 0000000000000000 RSI: 00007ffe840634d0 RDI: 0000000000000005
[   40.556338][  T486] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000078
[   40.556787][  T486] R10: 00007fde52573ee8 R11: 0000000000000246 R12: 0000000000000004


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