======================================
| [   35.641124][  T444] GACT probability NOT on
| [   41.959002][  T501] ------------[ cut here ]------------
| [ 41.959601][ T501] WARNING: CPU: 2 PID: 501 at ./include/net/netdev_lock.h:17 netif_set_mtu_ext (./include/net/netdev_lock.h:17 ./include/net/netdev_lock.h:15 ./include/net/netdev_lock.h:25 net/core/dev.c:9610) 
| [   41.960232][  T501] Modules linked in: act_gact cls_flower sch_ingress ip6_gre ip6_tunnel tunnel6 gre 8021q dummy vrf veth
[   41.961455][  T501] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 41.961862][ T501] RIP: 0010:netif_set_mtu_ext (./include/net/netdev_lock.h:17 ./include/net/netdev_lock.h:15 ./include/net/netdev_lock.h:25 net/core/dev.c:9610) 
[ 41.962189][ T501] Code: 00 00 8b 05 b7 bb 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 fa 61 7b 00 85 c0 0f 85 39 fe ff ff 90 <0f> 0b 90 e9 30 fe ff ff 48 b8 00 00 00 00 00 fc ff df 4c 89 fa 48
All code
========
   0:	00 00                	add    %al,(%rax)
   2:	8b 05 b7 bb 3a 02    	mov    0x23abbb7(%rip),%eax        # 0x23abbbf
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb a0 0c 00 00 	lea    0xca0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 fa 61 7b 00       	call   0x7b621b
  21:	85 c0                	test   %eax,%eax
  23:	0f 85 39 fe ff ff    	jne    0xfffffffffffffe62
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	e9 30 fe ff ff       	jmp    0xfffffffffffffe62
  32:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
  39:	fc ff df 
  3c:	4c 89 fa             	mov    %r15,%rdx
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	e9 30 fe ff ff       	jmp    0xfffffffffffffe38
   8:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
   f:	fc ff df 
  12:	4c 89 fa             	mov    %r15,%rdx
  15:	48                   	rex.W
[   41.963215][  T501] RSP: 0018:ffffc90000777140 EFLAGS: 00010246
[   41.963585][  T501] RAX: 0000000000000000 RBX: ffff888008ba9000 RCX: 0000000000000001
[   41.964012][  T501] RDX: 0000000000000000 RSI: ffffffff9029b939 RDI: ffffffff8fa555e0
[   41.964449][  T501] RBP: ffffc90000777230 R08: ffff888002b25000 R09: 0000000000000000
[   41.964888][  T501] R10: ffffc900007775c8 R11: ffffffff91050668 R12: 1ffff920000eee2c
[   41.965335][  T501] R13: 00000000000007d0 R14: ffffc90000777880 R15: ffff88800924d560
[   41.965805][  T501] FS:  00007f7ed5b76800(0000) GS:ffff8880a3fb7000(0000) knlGS:0000000000000000
[   41.966339][  T501] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   41.966720][  T501] CR2: 00000000004e5aa0 CR3: 000000000927b003 CR4: 0000000000772ef0
[   41.967506][  T501] PKRU: 55555554
[   41.967742][  T501] Call Trace:
[   41.967966][  T501]  <TASK>
[ 41.968127][ T501] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 41.968451][ T501] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 41.968749][ T501] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 41.969046][ T501] ? __pfx_validate_linkmsg (net/core/rtnetlink.c:2660) 
[ 41.969373][ T501] ? is_bpf_text_address (kernel/bpf/core.c:777) 
[ 41.969675][ T501] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[ 41.970015][ T501] do_setlink.constprop.0 (net/core/rtnetlink.c:3106) 
[ 41.970332][ T501] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 41.970697][ T501] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 41.970990][ T501] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 41.971288][ T501] ? __kernel_text_address (kernel/extable.c:79) 
[ 41.971590][ T501] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 41.971884][ T501] ? __mutex_trylock_common (./arch/x86/include/asm/atomic64_64.h:101 ./include/linux/atomic/atomic-arch-fallback.h:4296 ./include/linux/atomic/atomic-long.h:1482 ./include/linux/atomic/atomic-instrumented.h:4458 kernel/locking/mutex.c:113) 
[ 41.972183][ T501] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 41.972543][ T501] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 41.972840][ T501] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 41.973132][ T501] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 41.973447][ T501] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 41.973804][ T501] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 41.974098][ T501] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 41.974395][ T501] ? __create_object (mm/kmemleak.c:771) 
[ 41.974695][ T501] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 41.974985][ T501] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 41.975289][ T501] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 41.975647][ T501] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 41.975970][ T501] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 41.976279][ T501] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 41.976573][ T501] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 41.976889][ T501] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 41.977203][ T501] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 41.977492][ T501] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 41.977841][ T501] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 41.978130][ T501] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 41.978447][ T501] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 41.978742][ T501] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 41.979041][ T501] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 41.979351][ T501] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 41.979639][ T501] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 41.979937][ T501] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 41.980234][ T501] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 ./include/net/netns/generic.h:48 net/netlink/af_netlink.c:333) 
[ 41.980536][ T501] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[ 41.980829][ T501] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 41.981118][ T501] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 41.981438][ T501] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 41.981768][ T501] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 41.982065][ T501] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 41.982386][ T501] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 41.982694][ T501] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 41.982991][ T501] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 41.983368][ T501] ___sys_sendmsg (net/socket.c:2670) 
[ 41.983657][ T501] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 41.983950][ T501] ? __call_rcu_common.constprop.0 (./arch/x86/include/asm/irqflags.h:26 ./arch/x86/include/asm/irqflags.h:109 ./arch/x86/include/asm/irqflags.h:127 kernel/rcu/tree.c:3096) 
[ 41.984321][ T501] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 41.984616][ T501] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 41.984917][ T501] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 41.985232][ T501] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 41.985522][ T501] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 41.985865][ T501] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 41.986191][ T501] __sys_sendmsg (net/socket.c:2700) 
[ 41.986485][ T501] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 41.986844][ T501] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 41.987142][ T501] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 41.987459][ T501] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 41.987748][ T501] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   41.988104][  T501] RIP: 0033:0x7f7ed5d431e7
[ 41.988425][ T501] Code: 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b9 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 2e 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 89 54 24 1c 48 89 74 24 10
All code
========
   0:	0e                   	(bad)
   1:	00 f7                	add    %dh,%bh
   3:	d8 64 89 02          	fsubs  0x2(%rcx,%rcx,4)
   7:	48 c7 c0 ff ff ff ff 	mov    $0xffffffffffffffff,%rax
   e:	eb b9                	jmp    0xffffffffffffffc9
  10:	0f 1f 00             	nopl   (%rax)
  13:	f3 0f 1e fa          	endbr64
  17:	64 8b 04 25 18 00 00 	mov    %fs:0x18,%eax
  1e:	00 
  1f:	85 c0                	test   %eax,%eax
  21:	75 10                	jne    0x33
  23:	b8 2e 00 00 00       	mov    $0x2e,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax		<-- trapping instruction
  30:	77 51                	ja     0x83
  32:	c3                   	ret
  33:	48 83 ec 28          	sub    $0x28,%rsp
  37:	89 54 24 1c          	mov    %edx,0x1c(%rsp)
  3b:	48 89 74 24 10       	mov    %rsi,0x10(%rsp)

Code starting with the faulting instruction
===========================================
   0:	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax
   6:	77 51                	ja     0x59
   8:	c3                   	ret
   9:	48 83 ec 28          	sub    $0x28,%rsp
   d:	89 54 24 1c          	mov    %edx,0x1c(%rsp)
  11:	48 89 74 24 10       	mov    %rsi,0x10(%rsp)
[   41.989457][  T501] RSP: 002b:00007ffcd1e994c8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   41.989933][  T501] RAX: ffffffffffffffda RBX: 00007ffcd1e99bf0 RCX: 00007f7ed5d431e7
[   41.990377][  T501] RDX: 0000000000000000 RSI: 00007ffcd1e99530 RDI: 0000000000000005
[   41.990806][  T501] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000078
[   41.991255][  T501] R10: 00007f7ed5c40ee8 R11: 0000000000000246 R12: 0000000000000004
[   41.991686][  T501] R13: 00000000686e676d R14: 0000000000499600 R15: 0000000000000000
| [   42.104559][  T502] ------------[ cut here ]------------
| [ 42.104906][ T502] WARNING: CPU: 0 PID: 502 at ./include/net/netdev_lock.h:17 netif_set_mtu_ext (./include/net/netdev_lock.h:17 ./include/net/netdev_lock.h:15 ./include/net/netdev_lock.h:25 net/core/dev.c:9610) 
| [   42.105497][  T502] Modules linked in: act_gact cls_flower sch_ingress ip6_gre ip6_tunnel tunnel6 gre 8021q dummy vrf veth
| [   42.106761][  T502] Tainted: [W]=WARN
[   42.106987][  T502] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 42.108202][ T502] RIP: 0010:netif_set_mtu_ext (./include/net/netdev_lock.h:17 ./include/net/netdev_lock.h:15 ./include/net/netdev_lock.h:25 net/core/dev.c:9610) 
[ 42.108522][ T502] Code: 00 00 8b 05 b7 bb 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 fa 61 7b 00 85 c0 0f 85 39 fe ff ff 90 <0f> 0b 90 e9 30 fe ff ff 48 b8 00 00 00 00 00 fc ff df 4c 89 fa 48
All code
========
   0:	00 00                	add    %al,(%rax)
   2:	8b 05 b7 bb 3a 02    	mov    0x23abbb7(%rip),%eax        # 0x23abbbf
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb a0 0c 00 00 	lea    0xca0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 fa 61 7b 00       	call   0x7b621b
  21:	85 c0                	test   %eax,%eax
  23:	0f 85 39 fe ff ff    	jne    0xfffffffffffffe62
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	e9 30 fe ff ff       	jmp    0xfffffffffffffe62
  32:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
  39:	fc ff df 
  3c:	4c 89 fa             	mov    %r15,%rdx
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	e9 30 fe ff ff       	jmp    0xfffffffffffffe38
   8:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
   f:	fc ff df 
  12:	4c 89 fa             	mov    %r15,%rdx
  15:	48                   	rex.W
[   42.109568][  T502] RSP: 0018:ffffc90000797140 EFLAGS: 00010246
[   42.109937][  T502] RAX: 0000000000000000 RBX: ffff8880094a1000 RCX: 0000000000000001
[   42.110399][  T502] RDX: 0000000000000000 RSI: ffffffff9029b939 RDI: ffffffff8fa555e0
[   42.110837][  T502] RBP: ffffc90000797230 R08: ffff88800b27b800 R09: 0000000000000000
[   42.111282][  T502] R10: ffffc900007975c8 R11: ffffffff91050668 R12: 1ffff920000f2e2c
[   42.111720][  T502] R13: 00000000000007d0 R14: ffffc90000797880 R15: ffff88800924dfe0
[   42.112173][  T502] FS:  00007f4a576ed800(0000) GS:ffff8880a3eb7000(0000) knlGS:0000000000000000
[   42.112682][  T502] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   42.113048][  T502] CR2: 00000000004e5aa8 CR3: 000000000b99e005 CR4: 0000000000772ef0
[   42.113496][  T502] PKRU: 55555554
[   42.113719][  T502] Call Trace:
[   42.113946][  T502]  <TASK>
[ 42.114095][ T502] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 42.114412][ T502] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 42.114708][ T502] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 42.115006][ T502] ? __pfx_validate_linkmsg (net/core/rtnetlink.c:2660) 
[ 42.115307][ T502] ? is_bpf_text_address (kernel/bpf/core.c:777) 
[ 42.115594][ T502] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[ 42.115898][ T502] do_setlink.constprop.0 (net/core/rtnetlink.c:3106) 
[ 42.116219][ T502] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 42.116590][ T502] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 42.116883][ T502] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 42.117175][ T502] ? __kernel_text_address (kernel/extable.c:79) 
[ 42.117472][ T502] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 42.117769][ T502] ? __mutex_trylock_common (./arch/x86/include/asm/atomic64_64.h:101 ./include/linux/atomic/atomic-arch-fallback.h:4296 ./include/linux/atomic/atomic-long.h:1482 ./include/linux/atomic/atomic-instrumented.h:4458 kernel/locking/mutex.c:113) 
[ 42.118067][ T502] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 42.118446][ T502] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 42.118748][ T502] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 42.119038][ T502] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 42.119344][ T502] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 42.119644][ T502] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 42.119944][ T502] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 42.120240][ T502] ? __create_object (mm/kmemleak.c:771) 
[ 42.120541][ T502] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 42.120836][ T502] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 42.121125][ T502] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 42.121496][ T502] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 42.121796][ T502] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 42.122089][ T502] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 42.122398][ T502] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 42.122703][ T502] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 42.123001][ T502] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 42.123304][ T502] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 42.123601][ T502] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 42.123889][ T502] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 42.124188][ T502] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 42.124488][ T502] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 42.124785][ T502] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 42.125082][ T502] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 42.125387][ T502] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 42.125690][ T502] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 42.125984][ T502] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 ./include/net/netns/generic.h:48 net/netlink/af_netlink.c:333) 
[ 42.126294][ T502] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[ 42.126590][ T502] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 42.126878][ T502] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 42.127189][ T502] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 42.127476][ T502] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 42.127754][ T502] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 42.128037][ T502] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 42.128326][ T502] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 42.128599][ T502] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 42.128958][ T502] ___sys_sendmsg (net/socket.c:2670) 
[ 42.129245][ T502] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 42.129523][ T502] ? __call_rcu_common.constprop.0 (./arch/x86/include/asm/irqflags.h:26 ./arch/x86/include/asm/irqflags.h:109 ./arch/x86/include/asm/irqflags.h:127 kernel/rcu/tree.c:3096) 
[ 42.129871][ T502] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 42.130186][ T502] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 42.130467][ T502] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 42.130750][ T502] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 42.131023][ T502] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 42.131311][ T502] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 42.131600][ T502] __sys_sendmsg (net/socket.c:2700) 
[ 42.131870][ T502] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 42.132217][ T502] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 42.132502][ T502] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 42.132778][ T502] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 42.133053][ T502] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   42.133401][  T502] RIP: 0033:0x7f4a578ba1e7
[ 42.133690][ T502] Code: 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b9 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 2e 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 89 54 24 1c 48 89 74 24 10
All code
========
   0:	0e                   	(bad)
   1:	00 f7                	add    %dh,%bh
   3:	d8 64 89 02          	fsubs  0x2(%rcx,%rcx,4)
   7:	48 c7 c0 ff ff ff ff 	mov    $0xffffffffffffffff,%rax
   e:	eb b9                	jmp    0xffffffffffffffc9
  10:	0f 1f 00             	nopl   (%rax)
  13:	f3 0f 1e fa          	endbr64
  17:	64 8b 04 25 18 00 00 	mov    %fs:0x18,%eax
  1e:	00 
  1f:	85 c0                	test   %eax,%eax
  21:	75 10                	jne    0x33
  23:	b8 2e 00 00 00       	mov    $0x2e,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax		<-- trapping instruction
  30:	77 51                	ja     0x83
  32:	c3                   	ret
  33:	48 83 ec 28          	sub    $0x28,%rsp
  37:	89 54 24 1c          	mov    %edx,0x1c(%rsp)
  3b:	48 89 74 24 10       	mov    %rsi,0x10(%rsp)

Code starting with the faulting instruction
===========================================
   0:	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax
   6:	77 51                	ja     0x59
   8:	c3                   	ret
   9:	48 83 ec 28          	sub    $0x28,%rsp
   d:	89 54 24 1c          	mov    %edx,0x1c(%rsp)
  11:	48 89 74 24 10       	mov    %rsi,0x10(%rsp)
[   42.134692][  T502] RSP: 002b:00007ffdf4f2dfc8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   42.135108][  T502] RAX: ffffffffffffffda RBX: 00007ffdf4f2e6f0 RCX: 00007f4a578ba1e7
[   42.135537][  T502] RDX: 0000000000000000 RSI: 00007ffdf4f2e030 RDI: 0000000000000005
[   42.135962][  T502] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000078
[   42.136380][  T502] R10: 00007f4a577b7ee8 R11: 0000000000000246 R12: 0000000000000004
[   42.136790][  T502] R13: 00000000686e676d R14: 0000000000499600 R15: 0000000000000000
| [   42.253281][  T503] ------------[ cut here ]------------
| [ 42.253657][ T503] WARNING: CPU: 2 PID: 503 at ./include/net/netdev_lock.h:17 netif_set_mtu_ext (./include/net/netdev_lock.h:17 ./include/net/netdev_lock.h:15 ./include/net/netdev_lock.h:25 net/core/dev.c:9610) 
| [   42.254297][  T503] Modules linked in: act_gact cls_flower sch_ingress ip6_gre ip6_tunnel tunnel6 gre 8021q dummy vrf veth
| [   42.255477][  T503] Tainted: [W]=WARN
[   42.255698][  T503] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 42.256079][ T503] RIP: 0010:netif_set_mtu_ext (./include/net/netdev_lock.h:17 ./include/net/netdev_lock.h:15 ./include/net/netdev_lock.h:25 net/core/dev.c:9610) 
[ 42.258180][ T503] Code: 00 00 8b 05 b7 bb 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 fa 61 7b 00 85 c0 0f 85 39 fe ff ff 90 <0f> 0b 90 e9 30 fe ff ff 48 b8 00 00 00 00 00 fc ff df 4c 89 fa 48
All code
========
   0:	00 00                	add    %al,(%rax)
   2:	8b 05 b7 bb 3a 02    	mov    0x23abbb7(%rip),%eax        # 0x23abbbf
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb a0 0c 00 00 	lea    0xca0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 fa 61 7b 00       	call   0x7b621b
  21:	85 c0                	test   %eax,%eax
  23:	0f 85 39 fe ff ff    	jne    0xfffffffffffffe62
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	e9 30 fe ff ff       	jmp    0xfffffffffffffe62
  32:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
  39:	fc ff df 
  3c:	4c 89 fa             	mov    %r15,%rdx
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	e9 30 fe ff ff       	jmp    0xfffffffffffffe38
   8:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
   f:	fc ff df 
  12:	4c 89 fa             	mov    %r15,%rdx
  15:	48                   	rex.W
[   42.259349][  T503] RSP: 0018:ffffc90000757140 EFLAGS: 00010246
[   42.259848][  T503] RAX: 0000000000000000 RBX: ffff88800914c000 RCX: 0000000000000001
[   42.260329][  T503] RDX: 0000000000000000 RSI: ffffffff9029b939 RDI: ffffffff8fa555e0
[   42.260752][  T503] RBP: ffffc90000757230 R08: ffff888005456800 R09: 0000000000000000
[   42.261185][  T503] R10: ffffc900007575c8 R11: ffffffff91050668 R12: 1ffff920000eae2c
[   42.261613][  T503] R13: 00000000000007d0 R14: ffffc90000757880 R15: ffff88800c598760
[   42.262087][  T503] FS:  00007fd313709800(0000) GS:ffff8880a3fb7000(0000) knlGS:0000000000000000
[   42.262598][  T503] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   42.262959][  T503] CR2: 00000000004e73c8 CR3: 000000000bbb1005 CR4: 0000000000772ef0
[   42.263395][  T503] PKRU: 55555554
[   42.263620][  T503] Call Trace:
[   42.263846][  T503]  <TASK>
[ 42.264000][ T503] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 42.264309][ T503] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 42.264597][ T503] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 42.264907][ T503] ? __pfx_validate_linkmsg (net/core/rtnetlink.c:2660) 
[ 42.265206][ T503] ? is_bpf_text_address (kernel/bpf/core.c:777) 
[ 42.265499][ T503] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[ 42.265861][ T503] do_setlink.constprop.0 (net/core/rtnetlink.c:3106) 
[ 42.266185][ T503] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 42.266549][ T503] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 42.266838][ T503] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 42.267126][ T503] ? __kernel_text_address (kernel/extable.c:79) 
[ 42.267433][ T503] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 42.267737][ T503] ? __mutex_trylock_common (./arch/x86/include/asm/atomic64_64.h:101 ./include/linux/atomic/atomic-arch-fallback.h:4296 ./include/linux/atomic/atomic-long.h:1482 ./include/linux/atomic/atomic-instrumented.h:4458 kernel/locking/mutex.c:113) 
[ 42.268037][ T503] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 42.268402][ T503] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 42.268711][ T503] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 42.269001][ T503] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 42.269317][ T503] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 42.269620][ T503] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 42.270090][ T503] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 42.270582][ T503] ? __create_object (mm/kmemleak.c:771) 
[ 42.271075][ T503] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 42.271630][ T503] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 42.272169][ T503] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 42.272805][ T503] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 42.273273][ T503] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 42.273813][ T503] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 42.274350][ T503] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 42.274886][ T503] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 42.275423][ T503] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 42.275953][ T503] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 42.276483][ T503] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 42.276985][ T503] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 42.277421][ T503] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 42.277948][ T503] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 42.278482][ T503] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 42.279028][ T503] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 42.279612][ T503] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 42.280191][ T503] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 42.280715][ T503] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 ./include/net/netns/generic.h:48 net/netlink/af_netlink.c:333) 
[ 42.281177][ T503] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[ 42.281674][ T503] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 42.282202][ T503] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 42.282748][ T503] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 42.283308][ T503] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 42.283839][ T503] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 42.284396][ T503] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 42.284924][ T503] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 42.285470][ T503] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 42.286167][ T503] ___sys_sendmsg (net/socket.c:2670) 
[ 42.286709][ T503] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 42.287265][ T503] ? __call_rcu_common.constprop.0 (./arch/x86/include/asm/irqflags.h:26 ./arch/x86/include/asm/irqflags.h:109 ./arch/x86/include/asm/irqflags.h:127 kernel/rcu/tree.c:3096) 
[ 42.287909][ T503] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 42.288469][ T503] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 42.288998][ T503] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 42.289559][ T503] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 42.290050][ T503] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 42.290606][ T503] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 42.291139][ T503] __sys_sendmsg (net/socket.c:2700) 
[ 42.291684][ T503] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 42.292347][ T503] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 42.292898][ T503] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 42.293448][ T503] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 42.293974][ T503] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   42.294643][  T503] RIP: 0033:0x7fd3138d61e7
[ 42.295210][ T503] Code: 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b9 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 2e 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 89 54 24 1c 48 89 74 24 10
All code
========
   0:	0e                   	(bad)
   1:	00 f7                	add    %dh,%bh
   3:	d8 64 89 02          	fsubs  0x2(%rcx,%rcx,4)
   7:	48 c7 c0 ff ff ff ff 	mov    $0xffffffffffffffff,%rax
   e:	eb b9                	jmp    0xffffffffffffffc9
  10:	0f 1f 00             	nopl   (%rax)
  13:	f3 0f 1e fa          	endbr64
  17:	64 8b 04 25 18 00 00 	mov    %fs:0x18,%eax
  1e:	00 
  1f:	85 c0                	test   %eax,%eax
  21:	75 10                	jne    0x33
  23:	b8 2e 00 00 00       	mov    $0x2e,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax		<-- trapping instruction
  30:	77 51                	ja     0x83
  32:	c3                   	ret
  33:	48 83 ec 28          	sub    $0x28,%rsp
  37:	89 54 24 1c          	mov    %edx,0x1c(%rsp)
  3b:	48 89 74 24 10       	mov    %rsi,0x10(%rsp)

Code starting with the faulting instruction
===========================================
   0:	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax
   6:	77 51                	ja     0x59
   8:	c3                   	ret
   9:	48 83 ec 28          	sub    $0x28,%rsp
   d:	89 54 24 1c          	mov    %edx,0x1c(%rsp)
  11:	48 89 74 24 10       	mov    %rsi,0x10(%rsp)
[   42.297033][  T503] RSP: 002b:00007ffff59c9f28 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   42.297843][  T503] RAX: ffffffffffffffda RBX: 00007ffff59ca650 RCX: 00007fd3138d61e7
[   42.298657][  T503] RDX: 0000000000000000 RSI: 00007ffff59c9f90 RDI: 0000000000000005
[   42.299412][  T503] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000078
[   42.300169][  T503] R10: 00007fd3137d3ee8 R11: 0000000000000246 R12: 0000000000000004
[   42.300902][  T503] R13: 00000000686e676d R14: 0000000000499600 R15: 0000000000000000
| [   42.441460][  T504] ------------[ cut here ]------------
| [ 42.441790][ T504] WARNING: CPU: 1 PID: 504 at ./include/net/netdev_lock.h:17 netif_set_mtu_ext (./include/net/netdev_lock.h:17 ./include/net/netdev_lock.h:15 ./include/net/netdev_lock.h:25 net/core/dev.c:9610) 
| [   42.442375][  T504] Modules linked in: act_gact cls_flower sch_ingress ip6_gre ip6_tunnel tunnel6 gre 8021q dummy vrf veth
| [   42.444133][  T504] Tainted: [W]=WARN
[   42.444354][  T504] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 42.444699][ T504] RIP: 0010:netif_set_mtu_ext (./include/net/netdev_lock.h:17 ./include/net/netdev_lock.h:15 ./include/net/netdev_lock.h:25 net/core/dev.c:9610) 
[ 42.444985][ T504] Code: 00 00 8b 05 b7 bb 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 fa 61 7b 00 85 c0 0f 85 39 fe ff ff 90 <0f> 0b 90 e9 30 fe ff ff 48 b8 00 00 00 00 00 fc ff df 4c 89 fa 48
All code
========
   0:	00 00                	add    %al,(%rax)
   2:	8b 05 b7 bb 3a 02    	mov    0x23abbb7(%rip),%eax        # 0x23abbbf
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb a0 0c 00 00 	lea    0xca0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 fa 61 7b 00       	call   0x7b621b
  21:	85 c0                	test   %eax,%eax
  23:	0f 85 39 fe ff ff    	jne    0xfffffffffffffe62
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	e9 30 fe ff ff       	jmp    0xfffffffffffffe62
  32:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
  39:	fc ff df 
  3c:	4c 89 fa             	mov    %r15,%rdx
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	e9 30 fe ff ff       	jmp    0xfffffffffffffe38
   8:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
   f:	fc ff df 
  12:	4c 89 fa             	mov    %r15,%rdx
  15:	48                   	rex.W
[   42.446020][  T504] RSP: 0018:ffffc90000757140 EFLAGS: 00010246
[   42.446389][  T504] RAX: 0000000000000000 RBX: ffff888005979000 RCX: 0000000000000001
[   42.446804][  T504] RDX: 0000000000000000 RSI: ffffffff9029b939 RDI: ffffffff8fa555e0
[   42.447221][  T504] RBP: ffffc90000757230 R08: ffff88800548b800 R09: 0000000000000000
[   42.447640][  T504] R10: ffffc900007575c8 R11: ffffffff91050668 R12: 1ffff920000eae2c
[   42.448051][  T504] R13: 00000000000007d0 R14: ffffc90000757880 R15: ffff88800c59bbe0
[   42.448470][  T504] FS:  00007fa56a7f4800(0000) GS:ffff8880a3f37000(0000) knlGS:0000000000000000
[   42.448954][  T504] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   42.449314][  T504] CR2: 00000000004e5ab0 CR3: 000000000b99e003 CR4: 0000000000772ef0
[   42.449729][  T504] PKRU: 55555554
[   42.449933][  T504] Call Trace:
[   42.450137][  T504]  <TASK>
[ 42.450296][ T504] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 42.450587][ T504] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 42.450859][ T504] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 42.451173][ T504] ? __pfx_validate_linkmsg (net/core/rtnetlink.c:2660) 
[ 42.451453][ T504] ? is_bpf_text_address (kernel/bpf/core.c:777) 
[ 42.451732][ T504] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[ 42.452014][ T504] do_setlink.constprop.0 (net/core/rtnetlink.c:3106) 
[ 42.452306][ T504] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 42.452658][ T504] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 42.452936][ T504] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 42.453228][ T504] ? __kernel_text_address (kernel/extable.c:79) 
[ 42.453506][ T504] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 42.453787][ T504] ? __mutex_trylock_common (./arch/x86/include/asm/atomic64_64.h:101 ./include/linux/atomic/atomic-arch-fallback.h:4296 ./include/linux/atomic/atomic-long.h:1482 ./include/linux/atomic/atomic-instrumented.h:4458 kernel/locking/mutex.c:113) 
[ 42.454061][ T504] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 42.454436][ T504] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 42.454715][ T504] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 42.454987][ T504] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 42.455282][ T504] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 42.455563][ T504] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 42.455850][ T504] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 42.456134][ T504] ? __create_object (mm/kmemleak.c:771) 
[ 42.456424][ T504] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 42.456704][ T504] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 42.456980][ T504] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 42.457343][ T504] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 42.457625][ T504] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 42.457907][ T504] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 42.458202][ T504] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 42.458483][ T504] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 42.458759][ T504] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 42.459033][ T504] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 42.459319][ T504] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 42.459603][ T504] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 42.459889][ T504] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 42.460178][ T504] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 42.460457][ T504] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 42.460733][ T504] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 42.461012][ T504] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 42.461308][ T504] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 42.461593][ T504] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 ./include/net/netns/generic.h:48 net/netlink/af_netlink.c:333) 
[ 42.461868][ T504] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[ 42.462143][ T504] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 42.462436][ T504] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 42.462716][ T504] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 42.462996][ T504] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 42.463284][ T504] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 42.463571][ T504] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 42.463861][ T504] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 42.464132][ T504] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 42.464492][ T504] ___sys_sendmsg (net/socket.c:2670) 
[ 42.464765][ T504] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 42.465037][ T504] ? __call_rcu_common.constprop.0 (./arch/x86/include/asm/irqflags.h:26 ./arch/x86/include/asm/irqflags.h:109 ./arch/x86/include/asm/irqflags.h:127 kernel/rcu/tree.c:3096) 
[ 42.465387][ T504] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 42.465672][ T504] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 42.465960][ T504] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 42.466260][ T504] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 42.466539][ T504] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 42.466817][ T504] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 42.467101][ T504] __sys_sendmsg (net/socket.c:2700) 
[ 42.467384][ T504] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 42.467727][ T504] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 42.468023][ T504] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 42.468309][ T504] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 42.468589][ T504] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   42.468933][  T504] RIP: 0033:0x7fa56a9c11e7
[ 42.469247][ T504] Code: 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b9 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 2e 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 89 54 24 1c 48 89 74 24 10
All code
========
   0:	0e                   	(bad)
   1:	00 f7                	add    %dh,%bh
   3:	d8 64 89 02          	fsubs  0x2(%rcx,%rcx,4)
   7:	48 c7 c0 ff ff ff ff 	mov    $0xffffffffffffffff,%rax
   e:	eb b9                	jmp    0xffffffffffffffc9
  10:	0f 1f 00             	nopl   (%rax)
  13:	f3 0f 1e fa          	endbr64
  17:	64 8b 04 25 18 00 00 	mov    %fs:0x18,%eax
  1e:	00 
  1f:	85 c0                	test   %eax,%eax
  21:	75 10                	jne    0x33
  23:	b8 2e 00 00 00       	mov    $0x2e,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax		<-- trapping instruction
  30:	77 51                	ja     0x83
  32:	c3                   	ret
  33:	48 83 ec 28          	sub    $0x28,%rsp
  37:	89 54 24 1c          	mov    %edx,0x1c(%rsp)
  3b:	48 89 74 24 10       	mov    %rsi,0x10(%rsp)

Code starting with the faulting instruction
===========================================
   0:	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax
   6:	77 51                	ja     0x59
   8:	c3                   	ret
   9:	48 83 ec 28          	sub    $0x28,%rsp
   d:	89 54 24 1c          	mov    %edx,0x1c(%rsp)
  11:	48 89 74 24 10       	mov    %rsi,0x10(%rsp)
[   42.470257][  T504] RSP: 002b:00007fffa1afaa48 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   42.470673][  T504] RAX: ffffffffffffffda RBX: 00007fffa1afb170 RCX: 00007fa56a9c11e7
[   42.471083][  T504] RDX: 0000000000000000 RSI: 00007fffa1afaab0 RDI: 0000000000000005
[   42.471504][  T504] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000078
[   42.471927][  T504] R10: 00007fa56a8beee8 R11: 0000000000000246 R12: 0000000000000004
[   42.472347][  T504] R13: 00000000686e676e R14: 0000000000499600 R15: 0000000000000000
| [   42.589203][  T505] ------------[ cut here ]------------
| [ 42.589573][ T505] WARNING: CPU: 2 PID: 505 at ./include/net/netdev_lock.h:17 netif_set_mtu_ext (./include/net/netdev_lock.h:17 ./include/net/netdev_lock.h:15 ./include/net/netdev_lock.h:25 net/core/dev.c:9610) 
| [   42.591661][  T505] Modules linked in: act_gact cls_flower sch_ingress ip6_gre ip6_tunnel tunnel6 gre 8021q dummy vrf veth
| [   42.592976][  T505] Tainted: [W]=WARN
[   42.593224][  T505] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 42.593585][ T505] RIP: 0010:netif_set_mtu_ext (./include/net/netdev_lock.h:17 ./include/net/netdev_lock.h:15 ./include/net/netdev_lock.h:25 net/core/dev.c:9610) 
[ 42.593894][ T505] Code: 00 00 8b 05 b7 bb 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 fa 61 7b 00 85 c0 0f 85 39 fe ff ff 90 <0f> 0b 90 e9 30 fe ff ff 48 b8 00 00 00 00 00 fc ff df 4c 89 fa 48
All code
========
   0:	00 00                	add    %al,(%rax)
   2:	8b 05 b7 bb 3a 02    	mov    0x23abbb7(%rip),%eax        # 0x23abbbf
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb a0 0c 00 00 	lea    0xca0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 fa 61 7b 00       	call   0x7b621b
  21:	85 c0                	test   %eax,%eax
  23:	0f 85 39 fe ff ff    	jne    0xfffffffffffffe62
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	e9 30 fe ff ff       	jmp    0xfffffffffffffe62
  32:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
  39:	fc ff df 
  3c:	4c 89 fa             	mov    %r15,%rdx
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	e9 30 fe ff ff       	jmp    0xfffffffffffffe38
   8:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
   f:	fc ff df 
  12:	4c 89 fa             	mov    %r15,%rdx
  15:	48                   	rex.W
[   42.594912][  T505] RSP: 0018:ffffc90000777140 EFLAGS: 00010246
[   42.595303][  T505] RAX: 0000000000000000 RBX: ffff888004ea9000 RCX: 0000000000000001
[   42.595775][  T505] RDX: 0000000000000000 RSI: ffffffff9029b939 RDI: ffffffff8fa555e0
[   42.596243][  T505] RBP: ffffc90000777230 R08: ffff888009b38800 R09: 0000000000000000
[   42.596674][  T505] R10: ffffc900007775c8 R11: ffffffff91050668 R12: 1ffff920000eee2c
[   42.597106][  T505] R13: 00000000000007d0 R14: ffffc90000777880 R15: ffff88800c59b160
[   42.597541][  T505] FS:  00007f7cec5b2800(0000) GS:ffff8880a3fb7000(0000) knlGS:0000000000000000
[   42.598039][  T505] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   42.598411][  T505] CR2: 00000000004e55b8 CR3: 000000000bbb1001 CR4: 0000000000772ef0
[   42.598849][  T505] PKRU: 55555554
[   42.599069][  T505] Call Trace:
[   42.599300][  T505]  <TASK>
[ 42.599456][ T505] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 42.599794][ T505] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 42.600090][ T505] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 42.600397][ T505] ? __pfx_validate_linkmsg (net/core/rtnetlink.c:2660) 
[ 42.600698][ T505] ? is_bpf_text_address (kernel/bpf/core.c:777) 
[ 42.601001][ T505] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[ 42.601306][ T505] do_setlink.constprop.0 (net/core/rtnetlink.c:3106) 
[ 42.601604][ T505] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 42.601976][ T505] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 42.602272][ T505] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 42.602567][ T505] ? __kernel_text_address (kernel/extable.c:79) 
[ 42.602858][ T505] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 42.603172][ T505] ? __mutex_trylock_common (./arch/x86/include/asm/atomic64_64.h:101 ./include/linux/atomic/atomic-arch-fallback.h:4296 ./include/linux/atomic/atomic-long.h:1482 ./include/linux/atomic/atomic-instrumented.h:4458 kernel/locking/mutex.c:113) 
[ 42.603463][ T505] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 42.603862][ T505] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 42.604172][ T505] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 42.604468][ T505] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 42.604756][ T505] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 42.605048][ T505] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 42.605358][ T505] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 42.605646][ T505] ? __create_object (mm/kmemleak.c:771) 
[ 42.605964][ T505] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 42.606267][ T505] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 42.606556][ T505] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 42.606913][ T505] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 42.607219][ T505] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 42.607517][ T505] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 42.607848][ T505] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 42.608182][ T505] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 42.608483][ T505] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 42.608769][ T505] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 42.609066][ T505] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 42.609365][ T505] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 42.609657][ T505] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 42.609949][ T505] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 42.610262][ T505] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 42.610554][ T505] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 42.610843][ T505] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 42.611142][ T505] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 42.611440][ T505] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 ./include/net/netns/generic.h:48 net/netlink/af_netlink.c:333) 
[ 42.611769][ T505] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[ 42.612068][ T505] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 42.612379][ T505] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 42.612681][ T505] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 42.612974][ T505] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 42.613273][ T505] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 42.613575][ T505] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 42.613871][ T505] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 42.614172][ T505] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 42.614570][ T505] ___sys_sendmsg (net/socket.c:2670) 
[ 42.614865][ T505] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 42.615161][ T505] ? __call_rcu_common.constprop.0 (./arch/x86/include/asm/irqflags.h:26 ./arch/x86/include/asm/irqflags.h:109 ./arch/x86/include/asm/irqflags.h:127 kernel/rcu/tree.c:3096) 
[ 42.615522][ T505] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 42.615859][ T505] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 42.616184][ T505] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 42.616482][ T505] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 42.616784][ T505] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 42.617073][ T505] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 42.617381][ T505] __sys_sendmsg (net/socket.c:2700) 
[ 42.617670][ T505] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 42.618024][ T505] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 42.618334][ T505] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 42.618633][ T505] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 42.618937][ T505] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   42.619302][  T505] RIP: 0033:0x7f7cec77f1e7
[ 42.619601][ T505] Code: 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b9 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 2e 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 89 54 24 1c 48 89 74 24 10
All code
========
   0:	0e                   	(bad)
   1:	00 f7                	add    %dh,%bh
   3:	d8 64 89 02          	fsubs  0x2(%rcx,%rcx,4)
   7:	48 c7 c0 ff ff ff ff 	mov    $0xffffffffffffffff,%rax
   e:	eb b9                	jmp    0xffffffffffffffc9
  10:	0f 1f 00             	nopl   (%rax)
  13:	f3 0f 1e fa          	endbr64
  17:	64 8b 04 25 18 00 00 	mov    %fs:0x18,%eax
  1e:	00 
  1f:	85 c0                	test   %eax,%eax
  21:	75 10                	jne    0x33
  23:	b8 2e 00 00 00       	mov    $0x2e,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax		<-- trapping instruction
  30:	77 51                	ja     0x83
  32:	c3                   	ret
  33:	48 83 ec 28          	sub    $0x28,%rsp
  37:	89 54 24 1c          	mov    %edx,0x1c(%rsp)
  3b:	48 89 74 24 10       	mov    %rsi,0x10(%rsp)

Code starting with the faulting instruction
===========================================
   0:	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax
   6:	77 51                	ja     0x59
   8:	c3                   	ret
   9:	48 83 ec 28          	sub    $0x28,%rsp
   d:	89 54 24 1c          	mov    %edx,0x1c(%rsp)
  11:	48 89 74 24 10       	mov    %rsi,0x10(%rsp)
[   42.620659][  T505] RSP: 002b:00007ffe182bf308 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   42.621098][  T505] RAX: ffffffffffffffda RBX: 00007ffe182bfa30 RCX: 00007f7cec77f1e7
[   42.621532][  T505] RDX: 0000000000000000 RSI: 00007ffe182bf370 RDI: 0000000000000005
[   42.621954][  T505] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000078
[   42.622384][  T505] R10: 00007f7cec67cee8 R11: 0000000000000246 R12: 0000000000000004
[   42.622819][  T505] R13: 00000000686e676e R14: 0000000000499600 R15: 0000000000000000
| [   42.740499][  T506] ------------[ cut here ]------------
| [ 42.740914][ T506] WARNING: CPU: 1 PID: 506 at ./include/net/netdev_lock.h:17 netif_set_mtu_ext (./include/net/netdev_lock.h:17 ./include/net/netdev_lock.h:15 ./include/net/netdev_lock.h:25 net/core/dev.c:9610) 
| [   42.741481][  T506] Modules linked in: act_gact cls_flower sch_ingress ip6_gre ip6_tunnel tunnel6 gre 8021q dummy vrf veth
| [   42.742639][  T506] Tainted: [W]=WARN
[   42.742854][  T506] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 42.743223][ T506] RIP: 0010:netif_set_mtu_ext (./include/net/netdev_lock.h:17 ./include/net/netdev_lock.h:15 ./include/net/netdev_lock.h:25 net/core/dev.c:9610) 
[ 42.743517][ T506] Code: 00 00 8b 05 b7 bb 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 fa 61 7b 00 85 c0 0f 85 39 fe ff ff 90 <0f> 0b 90 e9 30 fe ff ff 48 b8 00 00 00 00 00 fc ff df 4c 89 fa 48
All code
========
   0:	00 00                	add    %al,(%rax)
   2:	8b 05 b7 bb 3a 02    	mov    0x23abbb7(%rip),%eax        # 0x23abbbf
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb a0 0c 00 00 	lea    0xca0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 fa 61 7b 00       	call   0x7b621b
  21:	85 c0                	test   %eax,%eax
  23:	0f 85 39 fe ff ff    	jne    0xfffffffffffffe62
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	e9 30 fe ff ff       	jmp    0xfffffffffffffe62
  32:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
  39:	fc ff df 
  3c:	4c 89 fa             	mov    %r15,%rdx
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	e9 30 fe ff ff       	jmp    0xfffffffffffffe38
   8:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
   f:	fc ff df 
  12:	4c 89 fa             	mov    %r15,%rdx
  15:	48                   	rex.W
[   42.744655][  T506] RSP: 0018:ffffc90000777140 EFLAGS: 00010246
[   42.745001][  T506] RAX: 0000000000000000 RBX: ffff88800a661000 RCX: 0000000000000001
[   42.745428][  T506] RDX: 0000000000000000 RSI: ffffffff9029b939 RDI: ffffffff8fa555e0
[   42.745851][  T506] RBP: ffffc90000777230 R08: ffff88800bb06800 R09: 0000000000000000
[   42.746275][  T506] R10: ffffc900007775c8 R11: ffffffff91050668 R12: 1ffff920000eee2c
[   42.746686][  T506] R13: 00000000000007d0 R14: ffffc90000777880 R15: ffff88800c59a6e0
[   42.747099][  T506] FS:  00007efcd57a5800(0000) GS:ffff8880a3f37000(0000) knlGS:0000000000000000
[   42.747602][  T506] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   42.747950][  T506] CR2: 00000000004e5ac8 CR3: 000000000bbb1005 CR4: 0000000000772ef0
[   42.748371][  T506] PKRU: 55555554
[   42.748576][  T506] Call Trace:
[   42.748783][  T506]  <TASK>
[ 42.748923][ T506] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 42.749221][ T506] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 42.749496][ T506] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 42.749774][ T506] ? __pfx_validate_linkmsg (net/core/rtnetlink.c:2660) 
[ 42.750087][ T506] ? is_bpf_text_address (kernel/bpf/core.c:777) 
[ 42.750376][ T506] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[ 42.750661][ T506] do_setlink.constprop.0 (net/core/rtnetlink.c:3106) 
[ 42.750954][ T506] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 42.751322][ T506] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 42.751601][ T506] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 42.751873][ T506] ? __kernel_text_address (kernel/extable.c:79) 
[ 42.752161][ T506] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 42.752440][ T506] ? __mutex_trylock_common (./arch/x86/include/asm/atomic64_64.h:101 ./include/linux/atomic/atomic-arch-fallback.h:4296 ./include/linux/atomic/atomic-long.h:1482 ./include/linux/atomic/atomic-instrumented.h:4458 kernel/locking/mutex.c:113) 
[ 42.752717][ T506] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 42.753065][ T506] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 42.753357][ T506] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 42.753635][ T506] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 42.753910][ T506] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 42.754195][ T506] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 42.754472][ T506] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 42.754747][ T506] ? __create_object (mm/kmemleak.c:771) 
[ 42.755025][ T506] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 42.755332][ T506] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 42.755631][ T506] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 42.755990][ T506] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 42.756320][ T506] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 42.756606][ T506] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 42.756884][ T506] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 42.757177][ T506] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 42.757452][ T506] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 42.757740][ T506] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 42.758017][ T506] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 42.758299][ T506] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 42.758577][ T506] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 42.758858][ T506] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 42.759137][ T506] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 42.759439][ T506] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 42.759734][ T506] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 42.760027][ T506] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 42.760316][ T506] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 ./include/net/netns/generic.h:48 net/netlink/af_netlink.c:333) 
[ 42.760595][ T506] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[ 42.760878][ T506] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 42.761164][ T506] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 42.761447][ T506] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 42.761737][ T506] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 42.762013][ T506] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 42.762311][ T506] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 42.762610][ T506] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 42.762887][ T506] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 42.763275][ T506] ___sys_sendmsg (net/socket.c:2670) 
[ 42.763552][ T506] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 42.763839][ T506] ? __call_rcu_common.constprop.0 (./arch/x86/include/asm/irqflags.h:26 ./arch/x86/include/asm/irqflags.h:109 ./arch/x86/include/asm/irqflags.h:127 kernel/rcu/tree.c:3096) 
[ 42.764190][ T506] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 42.764467][ T506] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 42.764746][ T506] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 42.765026][ T506] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 42.765309][ T506] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 42.765586][ T506] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 42.765893][ T506] __sys_sendmsg (net/socket.c:2700) 
[ 42.766175][ T506] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 42.766517][ T506] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 42.766804][ T506] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 42.767085][ T506] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 42.767384][ T506] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   42.767728][  T506] RIP: 0033:0x7efcd59721e7
[ 42.768020][ T506] Code: 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b9 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 2e 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 89 54 24 1c 48 89 74 24 10
All code
========
   0:	0e                   	(bad)
   1:	00 f7                	add    %dh,%bh
   3:	d8 64 89 02          	fsubs  0x2(%rcx,%rcx,4)
   7:	48 c7 c0 ff ff ff ff 	mov    $0xffffffffffffffff,%rax
   e:	eb b9                	jmp    0xffffffffffffffc9
  10:	0f 1f 00             	nopl   (%rax)
  13:	f3 0f 1e fa          	endbr64
  17:	64 8b 04 25 18 00 00 	mov    %fs:0x18,%eax
  1e:	00 
  1f:	85 c0                	test   %eax,%eax
  21:	75 10                	jne    0x33
  23:	b8 2e 00 00 00       	mov    $0x2e,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax		<-- trapping instruction
  30:	77 51                	ja     0x83
  32:	c3                   	ret
  33:	48 83 ec 28          	sub    $0x28,%rsp
  37:	89 54 24 1c          	mov    %edx,0x1c(%rsp)
  3b:	48 89 74 24 10       	mov    %rsi,0x10(%rsp)

Code starting with the faulting instruction
===========================================
   0:	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax
   6:	77 51                	ja     0x59
   8:	c3                   	ret
   9:	48 83 ec 28          	sub    $0x28,%rsp
   d:	89 54 24 1c          	mov    %edx,0x1c(%rsp)
  11:	48 89 74 24 10       	mov    %rsi,0x10(%rsp)
[   42.769021][  T506] RSP: 002b:00007fff5eb3c468 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   42.769448][  T506] RAX: ffffffffffffffda RBX: 00007fff5eb3cb90 RCX: 00007efcd59721e7
[   42.769865][  T506] RDX: 0000000000000000 RSI: 00007fff5eb3c4d0 RDI: 0000000000000005
[   42.770284][  T506] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000078
[   42.770695][  T506] R10: 00007efcd586fee8 R11: 0000000000000246 R12: 0000000000000004
[   42.771106][  T506] R13: 00000000686e676e R14: 0000000000499600 R15: 0000000000000000
| [   42.884231][  T507] ------------[ cut here ]------------
| [ 42.884610][ T507] WARNING: CPU: 2 PID: 507 at ./include/net/netdev_lock.h:17 netif_set_mtu_ext (./include/net/netdev_lock.h:17 ./include/net/netdev_lock.h:15 ./include/net/netdev_lock.h:25 net/core/dev.c:9610) 
| [   42.885201][  T507] Modules linked in: act_gact cls_flower sch_ingress ip6_gre ip6_tunnel tunnel6 gre 8021q dummy vrf veth
| [   42.887404][  T507] Tainted: [W]=WARN
[   42.887634][  T507] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 42.888000][ T507] RIP: 0010:netif_set_mtu_ext (./include/net/netdev_lock.h:17 ./include/net/netdev_lock.h:15 ./include/net/netdev_lock.h:25 net/core/dev.c:9610) 
[ 42.888313][ T507] Code: 00 00 8b 05 b7 bb 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 fa 61 7b 00 85 c0 0f 85 39 fe ff ff 90 <0f> 0b 90 e9 30 fe ff ff 48 b8 00 00 00 00 00 fc ff df 4c 89 fa 48
All code
========
   0:	00 00                	add    %al,(%rax)
   2:	8b 05 b7 bb 3a 02    	mov    0x23abbb7(%rip),%eax        # 0x23abbbf
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb a0 0c 00 00 	lea    0xca0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 fa 61 7b 00       	call   0x7b621b
  21:	85 c0                	test   %eax,%eax
  23:	0f 85 39 fe ff ff    	jne    0xfffffffffffffe62
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	e9 30 fe ff ff       	jmp    0xfffffffffffffe62
  32:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
  39:	fc ff df 
  3c:	4c 89 fa             	mov    %r15,%rdx
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	e9 30 fe ff ff       	jmp    0xfffffffffffffe38
   8:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
   f:	fc ff df 
  12:	4c 89 fa             	mov    %r15,%rdx
  15:	48                   	rex.W
[   42.889318][  T507] RSP: 0018:ffffc90000787140 EFLAGS: 00010246
[   42.889710][  T507] RAX: 0000000000000000 RBX: ffff88800a6d4000 RCX: 0000000000000001
[   42.890165][  T507] RDX: 0000000000000000 RSI: ffffffff9029b939 RDI: ffffffff8fa555e0
[   42.890592][  T507] RBP: ffffc90000787230 R08: ffff88800b213800 R09: 0000000000000000
[   42.891023][  T507] R10: ffffc900007875c8 R11: ffffffff91050668 R12: 1ffff920000f0e2c
[   42.891469][  T507] R13: 00000000000007d0 R14: ffffc90000787880 R15: ffff88800c599c60
[   42.891902][  T507] FS:  00007f8e02673800(0000) GS:ffff8880a3fb7000(0000) knlGS:0000000000000000
[   42.892414][  T507] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   42.892775][  T507] CR2: 00000000004e5ac0 CR3: 000000000a542006 CR4: 0000000000772ef0
[   42.893218][  T507] PKRU: 55555554
[   42.893449][  T507] Call Trace:
[   42.893687][  T507]  <TASK>
[ 42.893880][ T507] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 42.894200][ T507] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 42.894492][ T507] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 42.894818][ T507] ? __pfx_validate_linkmsg (net/core/rtnetlink.c:2660) 
[ 42.895111][ T507] ? is_bpf_text_address (kernel/bpf/core.c:777) 
[ 42.895416][ T507] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[ 42.895716][ T507] do_setlink.constprop.0 (net/core/rtnetlink.c:3106) 
[ 42.896026][ T507] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 42.896403][ T507] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 42.896710][ T507] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 42.897003][ T507] ? __kernel_text_address (kernel/extable.c:79) 
[ 42.897308][ T507] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 42.897605][ T507] ? __mutex_trylock_common (./arch/x86/include/asm/atomic64_64.h:101 ./include/linux/atomic/atomic-arch-fallback.h:4296 ./include/linux/atomic/atomic-long.h:1482 ./include/linux/atomic/atomic-instrumented.h:4458 kernel/locking/mutex.c:113) 
[ 42.897957][ T507] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 42.898343][ T507] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 42.898671][ T507] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 42.898972][ T507] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 42.899274][ T507] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 42.899583][ T507] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 42.899873][ T507] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 42.900180][ T507] ? __create_object (mm/kmemleak.c:771) 
[ 42.900474][ T507] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 42.900770][ T507] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 42.901063][ T507] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 42.901437][ T507] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 42.901772][ T507] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 42.902075][ T507] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 42.902375][ T507] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 42.902688][ T507] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 42.902977][ T507] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 42.903278][ T507] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 42.903572][ T507] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 42.903861][ T507] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 42.904164][ T507] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 42.904458][ T507] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 42.904753][ T507] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 42.905054][ T507] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 42.905360][ T507] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 42.905663][ T507] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 42.906008][ T507] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 ./include/net/netns/generic.h:48 net/netlink/af_netlink.c:333) 
[ 42.906336][ T507] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[ 42.906634][ T507] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 42.906934][ T507] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 42.907242][ T507] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 42.907537][ T507] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 42.907829][ T507] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 42.908128][ T507] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 42.908437][ T507] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 42.908724][ T507] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 42.909091][ T507] ___sys_sendmsg (net/socket.c:2670) 
[ 42.909394][ T507] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 42.909700][ T507] ? __call_rcu_common.constprop.0 (./arch/x86/include/asm/irqflags.h:26 ./arch/x86/include/asm/irqflags.h:109 ./arch/x86/include/asm/irqflags.h:127 kernel/rcu/tree.c:3096) 
[ 42.910085][ T507] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 42.910401][ T507] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 42.910695][ T507] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 42.910991][ T507] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 42.911294][ T507] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 42.911604][ T507] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 42.911903][ T507] __sys_sendmsg (net/socket.c:2700) 
[ 42.912218][ T507] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 42.912573][ T507] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 42.912908][ T507] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 42.913218][ T507] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 42.913515][ T507] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   42.913920][  T507] RIP: 0033:0x7f8e028401e7
[ 42.914240][ T507] Code: 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b9 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 2e 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 89 54 24 1c 48 89 74 24 10
All code
========
   0:	0e                   	(bad)
   1:	00 f7                	add    %dh,%bh
   3:	d8 64 89 02          	fsubs  0x2(%rcx,%rcx,4)
   7:	48 c7 c0 ff ff ff ff 	mov    $0xffffffffffffffff,%rax
   e:	eb b9                	jmp    0xffffffffffffffc9
  10:	0f 1f 00             	nopl   (%rax)
  13:	f3 0f 1e fa          	endbr64
  17:	64 8b 04 25 18 00 00 	mov    %fs:0x18,%eax
  1e:	00 
  1f:	85 c0                	test   %eax,%eax
  21:	75 10                	jne    0x33
  23:	b8 2e 00 00 00       	mov    $0x2e,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax		<-- trapping instruction
  30:	77 51                	ja     0x83
  32:	c3                   	ret
  33:	48 83 ec 28          	sub    $0x28,%rsp
  37:	89 54 24 1c          	mov    %edx,0x1c(%rsp)
  3b:	48 89 74 24 10       	mov    %rsi,0x10(%rsp)

Code starting with the faulting instruction
===========================================
   0:	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax
   6:	77 51                	ja     0x59
   8:	c3                   	ret
   9:	48 83 ec 28          	sub    $0x28,%rsp
   d:	89 54 24 1c          	mov    %edx,0x1c(%rsp)
  11:	48 89 74 24 10       	mov    %rsi,0x10(%rsp)
[   42.915250][  T507] RSP: 002b:00007ffe6a5a1ab8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   42.915689][  T507] RAX: ffffffffffffffda RBX: 00007ffe6a5a21e0 RCX: 00007f8e028401e7
[   42.916155][  T507] RDX: 0000000000000000 RSI: 00007ffe6a5a1b20 RDI: 0000000000000005
[   42.916589][  T507] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000078
[   42.917015][  T507] R10: 00007f8e0273dee8 R11: 0000000000000246 R12: 0000000000000004
[   42.917458][  T507] R13: 00000000686e676e R14: 0000000000499600 R15: 0000000000000000
| [   43.042335][  T508] ------------[ cut here ]------------
| [ 43.042686][ T508] WARNING: CPU: 0 PID: 508 at ./include/net/netdev_lock.h:17 netif_set_mtu_ext (./include/net/netdev_lock.h:17 ./include/net/netdev_lock.h:15 ./include/net/netdev_lock.h:25 net/core/dev.c:9610) 
| [   43.044594][  T508] Modules linked in: act_gact cls_flower sch_ingress ip6_gre ip6_tunnel tunnel6 gre 8021q dummy vrf veth
| [   43.045880][  T508] Tainted: [W]=WARN
[   43.046115][  T508] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 43.046493][ T508] RIP: 0010:netif_set_mtu_ext (./include/net/netdev_lock.h:17 ./include/net/netdev_lock.h:15 ./include/net/netdev_lock.h:25 net/core/dev.c:9610) 
[ 43.046807][ T508] Code: 00 00 8b 05 b7 bb 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 fa 61 7b 00 85 c0 0f 85 39 fe ff ff 90 <0f> 0b 90 e9 30 fe ff ff 48 b8 00 00 00 00 00 fc ff df 4c 89 fa 48
All code
========
   0:	00 00                	add    %al,(%rax)
   2:	8b 05 b7 bb 3a 02    	mov    0x23abbb7(%rip),%eax        # 0x23abbbf
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb a0 0c 00 00 	lea    0xca0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 fa 61 7b 00       	call   0x7b621b
  21:	85 c0                	test   %eax,%eax
  23:	0f 85 39 fe ff ff    	jne    0xfffffffffffffe62
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	e9 30 fe ff ff       	jmp    0xfffffffffffffe62
  32:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
  39:	fc ff df 
  3c:	4c 89 fa             	mov    %r15,%rdx
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	e9 30 fe ff ff       	jmp    0xfffffffffffffe38
   8:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
   f:	fc ff df 
  12:	4c 89 fa             	mov    %r15,%rdx
  15:	48                   	rex.W
[   43.047836][  T508] RSP: 0018:ffffc90000787140 EFLAGS: 00010246
[   43.048219][  T508] RAX: 0000000000000000 RBX: ffff88800baa9000 RCX: 0000000000000001
[   43.048639][  T508] RDX: 0000000000000000 RSI: ffffffff9029b939 RDI: ffffffff8fa555e0
[   43.049056][  T508] RBP: ffffc90000787230 R08: ffff88800bb5d000 R09: 0000000000000000
[   43.049500][  T508] R10: ffffc900007875c8 R11: ffffffff91050668 R12: 1ffff920000f0e2c
[   43.049944][  T508] R13: 00000000000007d0 R14: ffffc90000787880 R15: ffff88800c5991e0
[   43.050391][  T508] FS:  00007f09445ed800(0000) GS:ffff8880a3eb7000(0000) knlGS:0000000000000000
[   43.050887][  T508] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   43.051273][  T508] CR2: 00000000004e73f0 CR3: 000000000b99e004 CR4: 0000000000772ef0
[   43.051699][  T508] PKRU: 55555554
[   43.051908][  T508] Call Trace:
[   43.052115][  T508]  <TASK>
[ 43.052281][ T508] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 43.052573][ T508] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 43.052854][ T508] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 43.053135][ T508] ? __pfx_validate_linkmsg (net/core/rtnetlink.c:2660) 
[ 43.053443][ T508] ? is_bpf_text_address (kernel/bpf/core.c:777) 
[ 43.053734][ T508] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[ 43.054016][ T508] do_setlink.constprop.0 (net/core/rtnetlink.c:3106) 
[ 43.054327][ T508] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 43.054684][ T508] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 43.054961][ T508] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 43.055271][ T508] ? __kernel_text_address (kernel/extable.c:79) 
[ 43.055561][ T508] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 43.055854][ T508] ? __mutex_trylock_common (./arch/x86/include/asm/atomic64_64.h:101 ./include/linux/atomic/atomic-arch-fallback.h:4296 ./include/linux/atomic/atomic-long.h:1482 ./include/linux/atomic/atomic-instrumented.h:4458 kernel/locking/mutex.c:113) 
[ 43.056135][ T508] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 43.056506][ T508] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 43.056790][ T508] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 43.057064][ T508] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 43.057373][ T508] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 43.057659][ T508] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 43.057935][ T508] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 43.058220][ T508] ? __create_object (mm/kmemleak.c:771) 
[ 43.058522][ T508] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 43.058803][ T508] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 43.059080][ T508] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 43.059450][ T508] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 43.059746][ T508] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 43.060029][ T508] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 43.060318][ T508] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 43.060621][ T508] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 43.060898][ T508] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 43.061202][ T508] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 43.061496][ T508] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 43.061776][ T508] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 43.062058][ T508] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 43.062347][ T508] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 43.062641][ T508] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 43.062920][ T508] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 43.063207][ T508] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 43.063507][ T508] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 43.063800][ T508] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 ./include/net/netns/generic.h:48 net/netlink/af_netlink.c:333) 
[ 43.064099][ T508] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[ 43.064407][ T508] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 43.064713][ T508] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 43.065008][ T508] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 43.065315][ T508] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 43.065609][ T508] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 43.065905][ T508] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 43.066208][ T508] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 43.066482][ T508] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 43.066852][ T508] ___sys_sendmsg (net/socket.c:2670) 
[ 43.067125][ T508] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 43.067409][ T508] ? __call_rcu_common.constprop.0 (./arch/x86/include/asm/irqflags.h:26 ./arch/x86/include/asm/irqflags.h:109 ./arch/x86/include/asm/irqflags.h:127 kernel/rcu/tree.c:3096) 
[ 43.067764][ T508] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 43.068042][ T508] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 43.068343][ T508] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 43.068646][ T508] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 43.068941][ T508] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 43.069231][ T508] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 43.069518][ T508] __sys_sendmsg (net/socket.c:2700) 
[ 43.069803][ T508] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 43.070159][ T508] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 43.070456][ T508] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 43.070753][ T508] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 43.071033][ T508] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   43.071384][  T508] RIP: 0033:0x7f09447ba1e7
[ 43.071675][ T508] Code: 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b9 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 2e 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 89 54 24 1c 48 89 74 24 10
All code
========
   0:	0e                   	(bad)
   1:	00 f7                	add    %dh,%bh
   3:	d8 64 89 02          	fsubs  0x2(%rcx,%rcx,4)
   7:	48 c7 c0 ff ff ff ff 	mov    $0xffffffffffffffff,%rax
   e:	eb b9                	jmp    0xffffffffffffffc9
  10:	0f 1f 00             	nopl   (%rax)
  13:	f3 0f 1e fa          	endbr64
  17:	64 8b 04 25 18 00 00 	mov    %fs:0x18,%eax
  1e:	00 
  1f:	85 c0                	test   %eax,%eax
  21:	75 10                	jne    0x33
  23:	b8 2e 00 00 00       	mov    $0x2e,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax		<-- trapping instruction
  30:	77 51                	ja     0x83
  32:	c3                   	ret
  33:	48 83 ec 28          	sub    $0x28,%rsp
  37:	89 54 24 1c          	mov    %edx,0x1c(%rsp)
  3b:	48 89 74 24 10       	mov    %rsi,0x10(%rsp)

Code starting with the faulting instruction
===========================================
   0:	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax
   6:	77 51                	ja     0x59
   8:	c3                   	ret
   9:	48 83 ec 28          	sub    $0x28,%rsp
   d:	89 54 24 1c          	mov    %edx,0x1c(%rsp)
  11:	48 89 74 24 10       	mov    %rsi,0x10(%rsp)
[   43.072698][  T508] RSP: 002b:00007ffff0187668 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   43.073133][  T508] RAX: ffffffffffffffda RBX: 00007ffff0187d90 RCX: 00007f09447ba1e7
[   43.073565][  T508] RDX: 0000000000000000 RSI: 00007ffff01876d0 RDI: 0000000000000005
[   43.074008][  T508] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000078
[   43.074442][  T508] R10: 00007f09446b7ee8 R11: 0000000000000246 R12: 0000000000000004
[   43.074873][  T508] R13: 00000000686e676e R14: 0000000000499600 R15: 0000000000000000
| [   43.218352][  T509] ------------[ cut here ]------------
| [ 43.218689][ T509] WARNING: CPU: 3 PID: 509 at ./include/net/netdev_lock.h:17 netif_set_mtu_ext (./include/net/netdev_lock.h:17 ./include/net/netdev_lock.h:15 ./include/net/netdev_lock.h:25 net/core/dev.c:9610) 
| [   43.219605][  T509] Modules linked in: act_gact cls_flower sch_ingress ip6_gre ip6_tunnel tunnel6 gre 8021q dummy vrf veth
| [   43.220831][  T509] Tainted: [W]=WARN
[   43.221041][  T509] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 43.221426][ T509] RIP: 0010:netif_set_mtu_ext (./include/net/netdev_lock.h:17 ./include/net/netdev_lock.h:15 ./include/net/netdev_lock.h:25 net/core/dev.c:9610) 
[ 43.221729][ T509] Code: 00 00 8b 05 b7 bb 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 fa 61 7b 00 85 c0 0f 85 39 fe ff ff 90 <0f> 0b 90 e9 30 fe ff ff 48 b8 00 00 00 00 00 fc ff df 4c 89 fa 48
All code
========
   0:	00 00                	add    %al,(%rax)
   2:	8b 05 b7 bb 3a 02    	mov    0x23abbb7(%rip),%eax        # 0x23abbbf
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb a0 0c 00 00 	lea    0xca0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 fa 61 7b 00       	call   0x7b621b
  21:	85 c0                	test   %eax,%eax
  23:	0f 85 39 fe ff ff    	jne    0xfffffffffffffe62
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	e9 30 fe ff ff       	jmp    0xfffffffffffffe62
  32:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
  39:	fc ff df 
  3c:	4c 89 fa             	mov    %r15,%rdx
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	e9 30 fe ff ff       	jmp    0xfffffffffffffe38
   8:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
   f:	fc ff df 
  12:	4c 89 fa             	mov    %r15,%rdx
  15:	48                   	rex.W
[   43.222746][  T509] RSP: 0018:ffffc90000737140 EFLAGS: 00010246
[   43.223109][  T509] RAX: 0000000000000000 RBX: ffff88800597c000 RCX: 0000000000000001
[   43.223537][  T509] RDX: 0000000000000000 RSI: ffffffff9029b939 RDI: ffffffff8fa555e0
[   43.223953][  T509] RBP: ffffc90000737230 R08: ffff888009fab800 R09: 0000000000000000
[   43.224384][  T509] R10: ffffc900007375c8 R11: ffffffff91050668 R12: 1ffff920000e6e2c
[   43.224802][  T509] R13: 00000000000007d0 R14: ffffc90000737880 R15: ffff888008d7f860
[   43.225235][  T509] FS:  00007f42aad29800(0000) GS:ffff8880a4037000(0000) knlGS:0000000000000000
[   43.225755][  T509] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   43.226125][  T509] CR2: 00000000004e5ab8 CR3: 000000000a542002 CR4: 0000000000772ef0
[   43.226559][  T509] PKRU: 55555554
[   43.226769][  T509] Call Trace:
[   43.226980][  T509]  <TASK>
[ 43.227122][ T509] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 43.227417][ T509] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 43.227740][ T509] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 43.228036][ T509] ? __pfx_validate_linkmsg (net/core/rtnetlink.c:2660) 
[ 43.228325][ T509] ? is_bpf_text_address (kernel/bpf/core.c:777) 
[ 43.228607][ T509] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[ 43.228889][ T509] do_setlink.constprop.0 (net/core/rtnetlink.c:3106) 
[ 43.229184][ T509] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 43.229578][ T509] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 43.229859][ T509] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 43.230140][ T509] ? __kernel_text_address (kernel/extable.c:79) 
[ 43.230445][ T509] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 43.230734][ T509] ? __mutex_trylock_common (./arch/x86/include/asm/atomic64_64.h:101 ./include/linux/atomic/atomic-arch-fallback.h:4296 ./include/linux/atomic/atomic-long.h:1482 ./include/linux/atomic/atomic-instrumented.h:4458 kernel/locking/mutex.c:113) 
[ 43.231013][ T509] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 43.231371][ T509] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 43.231654][ T509] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 43.231927][ T509] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 43.232228][ T509] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 43.232509][ T509] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 43.232786][ T509] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 43.233057][ T509] ? __create_object (mm/kmemleak.c:771) 
[ 43.233376][ T509] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 43.233659][ T509] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 43.233940][ T509] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 43.234299][ T509] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 43.234586][ T509] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 43.234871][ T509] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 43.235159][ T509] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 43.235441][ T509] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 43.235721][ T509] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 43.236027][ T509] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 43.236320][ T509] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 43.236606][ T509] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 43.236886][ T509] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 43.237183][ T509] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 43.237502][ T509] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 43.237786][ T509] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 43.238065][ T509] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 43.238371][ T509] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 43.238652][ T509] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 ./include/net/netns/generic.h:48 net/netlink/af_netlink.c:333) 
[ 43.238933][ T509] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[ 43.239235][ T509] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 43.239513][ T509] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 43.239801][ T509] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 43.240081][ T509] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 43.240368][ T509] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 43.240659][ T509] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 43.240947][ T509] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 43.241247][ T509] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 43.241619][ T509] ___sys_sendmsg (net/socket.c:2670) 
[ 43.241897][ T509] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 43.242185][ T509] ? __call_rcu_common.constprop.0 (./arch/x86/include/asm/irqflags.h:26 ./arch/x86/include/asm/irqflags.h:109 ./arch/x86/include/asm/irqflags.h:127 kernel/rcu/tree.c:3096) 
[ 43.242531][ T509] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 43.242835][ T509] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 43.243118][ T509] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 43.243410][ T509] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 43.243690][ T509] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 43.243976][ T509] __sys_sendmsg (net/socket.c:2700) 
[ 43.244266][ T509] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 43.244609][ T509] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 43.244897][ T509] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 43.245188][ T509] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 43.245506][ T509] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   43.245860][  T509] RIP: 0033:0x7f42aaef61e7
[ 43.246172][ T509] Code: 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b9 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 2e 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 89 54 24 1c 48 89 74 24 10
All code
========
   0:	0e                   	(bad)
   1:	00 f7                	add    %dh,%bh
   3:	d8 64 89 02          	fsubs  0x2(%rcx,%rcx,4)
   7:	48 c7 c0 ff ff ff ff 	mov    $0xffffffffffffffff,%rax
   e:	eb b9                	jmp    0xffffffffffffffc9
  10:	0f 1f 00             	nopl   (%rax)
  13:	f3 0f 1e fa          	endbr64
  17:	64 8b 04 25 18 00 00 	mov    %fs:0x18,%eax
  1e:	00 
  1f:	85 c0                	test   %eax,%eax
  21:	75 10                	jne    0x33
  23:	b8 2e 00 00 00       	mov    $0x2e,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax		<-- trapping instruction
  30:	77 51                	ja     0x83
  32:	c3                   	ret
  33:	48 83 ec 28          	sub    $0x28,%rsp
  37:	89 54 24 1c          	mov    %edx,0x1c(%rsp)
  3b:	48 89 74 24 10       	mov    %rsi,0x10(%rsp)

Code starting with the faulting instruction
===========================================
   0:	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax
   6:	77 51                	ja     0x59
   8:	c3                   	ret
   9:	48 83 ec 28          	sub    $0x28,%rsp
   d:	89 54 24 1c          	mov    %edx,0x1c(%rsp)
  11:	48 89 74 24 10       	mov    %rsi,0x10(%rsp)
[   43.247182][  T509] RSP: 002b:00007fffac5b55e8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   43.247604][  T509] RAX: ffffffffffffffda RBX: 00007fffac5b5d10 RCX: 00007f42aaef61e7
[   43.248022][  T509] RDX: 0000000000000000 RSI: 00007fffac5b5650 RDI: 0000000000000005
[   43.248466][  T509] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000078
[   43.248885][  T509] R10: 00007f42aadf3ee8 R11: 0000000000000246 R12: 0000000000000004
[   43.249352][  T509] R13: 00000000686e676e R14: 0000000000499600 R15: 0000000000000000
| [   43.386243][  T510] ------------[ cut here ]------------
| [ 43.386575][ T510] WARNING: CPU: 3 PID: 510 at ./include/net/netdev_lock.h:17 netif_set_mtu_ext (./include/net/netdev_lock.h:17 ./include/net/netdev_lock.h:15 ./include/net/netdev_lock.h:25 net/core/dev.c:9610) 
| [   43.387126][  T510] Modules linked in: act_gact cls_flower sch_ingress ip6_gre ip6_tunnel tunnel6 gre 8021q dummy vrf veth
| [   43.388564][  T510] Tainted: [W]=WARN
[   43.388780][  T510] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 43.389156][ T510] RIP: 0010:netif_set_mtu_ext (./include/net/netdev_lock.h:17 ./include/net/netdev_lock.h:15 ./include/net/netdev_lock.h:25 net/core/dev.c:9610) 
[ 43.389449][ T510] Code: 00 00 8b 05 b7 bb 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 fa 61 7b 00 85 c0 0f 85 39 fe ff ff 90 <0f> 0b 90 e9 30 fe ff ff 48 b8 00 00 00 00 00 fc ff df 4c 89 fa 48
All code
========
   0:	00 00                	add    %al,(%rax)
   2:	8b 05 b7 bb 3a 02    	mov    0x23abbb7(%rip),%eax        # 0x23abbbf
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb a0 0c 00 00 	lea    0xca0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 fa 61 7b 00       	call   0x7b621b
  21:	85 c0                	test   %eax,%eax
  23:	0f 85 39 fe ff ff    	jne    0xfffffffffffffe62
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	e9 30 fe ff ff       	jmp    0xfffffffffffffe62
  32:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
  39:	fc ff df 
  3c:	4c 89 fa             	mov    %r15,%rdx
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	e9 30 fe ff ff       	jmp    0xfffffffffffffe38
   8:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
   f:	fc ff df 
  12:	4c 89 fa             	mov    %r15,%rdx
  15:	48                   	rex.W
[   43.390439][  T510] RSP: 0018:ffffc90000787140 EFLAGS: 00010246
[   43.390792][  T510] RAX: 0000000000000000 RBX: ffff888005e19000 RCX: 0000000000000001
[   43.391234][  T510] RDX: 0000000000000000 RSI: ffffffff9029b939 RDI: ffffffff8fa555e0
[   43.391659][  T510] RBP: ffffc90000787230 R08: ffff88800bb2d000 R09: 0000000000000000
[   43.392071][  T510] R10: ffffc900007875c8 R11: ffffffff91050668 R12: 1ffff920000f0e2c
[   43.392535][  T510] R13: 00000000000007d0 R14: ffffc90000787880 R15: ffff888008d7ede0
[   43.392959][  T510] FS:  00007fc55fe5e800(0000) GS:ffff8880a4037000(0000) knlGS:0000000000000000
[   43.393451][  T510] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   43.393801][  T510] CR2: 00000000004e59c0 CR3: 0000000004cbf003 CR4: 0000000000772ef0
[   43.394221][  T510] PKRU: 55555554
[   43.394431][  T510] Call Trace:
[   43.394637][  T510]  <TASK>
[ 43.394783][ T510] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 43.395068][ T510] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 43.395375][ T510] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 43.395658][ T510] ? __pfx_validate_linkmsg (net/core/rtnetlink.c:2660) 
[ 43.395947][ T510] ? is_bpf_text_address (kernel/bpf/core.c:777) 
[ 43.396263][ T510] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[ 43.396565][ T510] do_setlink.constprop.0 (net/core/rtnetlink.c:3106) 
[ 43.396858][ T510] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 43.397222][ T510] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 43.397505][ T510] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 43.397777][ T510] ? __kernel_text_address (kernel/extable.c:79) 
[ 43.398054][ T510] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 43.398346][ T510] ? __mutex_trylock_common (./arch/x86/include/asm/atomic64_64.h:101 ./include/linux/atomic/atomic-arch-fallback.h:4296 ./include/linux/atomic/atomic-long.h:1482 ./include/linux/atomic/atomic-instrumented.h:4458 kernel/locking/mutex.c:113) 
[ 43.398624][ T510] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 43.398981][ T510] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 43.399268][ T510] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 43.399544][ T510] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 43.399820][ T510] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 43.400099][ T510] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 43.400424][ T510] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 43.400704][ T510] ? __create_object (mm/kmemleak.c:771) 
[ 43.400986][ T510] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 43.401286][ T510] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 43.401564][ T510] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 43.401906][ T510] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 43.402199][ T510] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 43.402482][ T510] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 43.402757][ T510] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 43.403041][ T510] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 43.403354][ T510] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 43.403629][ T510] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 43.403903][ T510] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 43.404188][ T510] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 43.404502][ T510] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 43.404779][ T510] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 43.405063][ T510] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 43.405354][ T510] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 43.405638][ T510] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 43.405935][ T510] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 43.406219][ T510] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 ./include/net/netns/generic.h:48 net/netlink/af_netlink.c:333) 
[ 43.406497][ T510] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[ 43.406776][ T510] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 43.407049][ T510] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 43.407340][ T510] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 43.407628][ T510] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 43.407906][ T510] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 43.408204][ T510] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 43.408654][ T510] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 43.409126][ T510] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 43.409745][ T510] ___sys_sendmsg (net/socket.c:2670) 
[ 43.410216][ T510] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 43.410713][ T510] ? __call_rcu_common.constprop.0 (./arch/x86/include/asm/irqflags.h:26 ./arch/x86/include/asm/irqflags.h:109 ./arch/x86/include/asm/irqflags.h:127 kernel/rcu/tree.c:3096) 
[ 43.411352][ T510] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 43.411855][ T510] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 43.412370][ T510] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 43.412890][ T510] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 43.413397][ T510] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 43.413879][ T510] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 43.414417][ T510] __sys_sendmsg (net/socket.c:2700) 
[ 43.414905][ T510] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 43.415535][ T510] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 43.416069][ T510] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 43.416586][ T510] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 43.417070][ T510] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   43.417665][  T510] RIP: 0033:0x7fc56002b1e7
[ 43.418661][ T510] Code: 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b9 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 2e 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 89 54 24 1c 48 89 74 24 10
All code
========
   0:	0e                   	(bad)
   1:	00 f7                	add    %dh,%bh
   3:	d8 64 89 02          	fsubs  0x2(%rcx,%rcx,4)
   7:	48 c7 c0 ff ff ff ff 	mov    $0xffffffffffffffff,%rax
   e:	eb b9                	jmp    0xffffffffffffffc9
  10:	0f 1f 00             	nopl   (%rax)
  13:	f3 0f 1e fa          	endbr64
  17:	64 8b 04 25 18 00 00 	mov    %fs:0x18,%eax
  1e:	00 
  1f:	85 c0                	test   %eax,%eax
  21:	75 10                	jne    0x33
  23:	b8 2e 00 00 00       	mov    $0x2e,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax		<-- trapping instruction
  30:	77 51                	ja     0x83
  32:	c3                   	ret
  33:	48 83 ec 28          	sub    $0x28,%rsp
  37:	89 54 24 1c          	mov    %edx,0x1c(%rsp)
  3b:	48 89 74 24 10       	mov    %rsi,0x10(%rsp)

Code starting with the faulting instruction
===========================================
   0:	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax
   6:	77 51                	ja     0x59
   8:	c3                   	ret
   9:	48 83 ec 28          	sub    $0x28,%rsp
   d:	89 54 24 1c          	mov    %edx,0x1c(%rsp)
  11:	48 89 74 24 10       	mov    %rsi,0x10(%rsp)
[   43.420398][  T510] RSP: 002b:00007ffd724604e8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   43.421133][  T510] RAX: ffffffffffffffda RBX: 00007ffd72460c10 RCX: 00007fc56002b1e7
[   43.421865][  T510] RDX: 0000000000000000 RSI: 00007ffd72460550 RDI: 0000000000000005
[   43.422607][  T510] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000078
[   43.423307][  T510] R10: 00007fc55ff28ee8 R11: 0000000000000246 R12: 0000000000000004


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