======================================
| [   55.917063][  T640] MACsec IEEE 802.1AE
| [   55.927464][  T639] ------------[ cut here ]------------
| [   55.927727][  T639] WARNING: net/core/rtnetlink.c:4421 at rtmsg_ifinfo_build_skb+0x188/0x230, CPU#2: ip/639
| [   55.928060][  T639] Modules linked in: macsec netdevsim [last unloaded: netdevsim]
[   55.928821][  T639] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   55.929120][  T639] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4421 (discriminator 2))
[   55.929386][  T639] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 51 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 26 2a f2 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 51 ff ff ff       	jmp    0xffffffffffffff7a
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 26 2a f2 ff       	call   0xfffffffffff22a62
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 26 2a f2 ff       	call   0xfffffffffff22a38
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   55.929987][  T639] RSP: 0018:ffa0000000b16f08 EFLAGS: 00010286
[   55.930248][  T639] RAX: 00000000ffffffa6 RBX: ff1100000969ef40 RCX: 1ff4000000162da7
[   55.930537][  T639] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000969eff0
[   55.930825][  T639] RBP: ff1100000c644000 R08: 1fe22000012d3dff R09: ff1100000d869278
[   55.931110][  T639] R10: ffe21c0001b0d24f R11: 0000000000000001 R12: 0000000000000000
[   55.931404][  T639] R13: 0000000000000002 R14: 0000000000000000 R15: 0000000000000002
[   55.931685][  T639] FS:  00007fd09ca2e440(0000) GS:ff110000a5993000(0000) knlGS:0000000000000000
[   55.932005][  T639] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   55.932267][  T639] CR2: 000000000044a960 CR3: 000000000cb3b001 CR4: 0000000000771ef0
[   55.932554][  T639] PKRU: 55555554
[   55.932718][  T639] Call Trace:
[   55.932881][  T639]  <TASK>
[   55.933020][  T639]  rtnetlink_event (net/core/rtnetlink.c:4451 net/core/rtnetlink.c:4439 net/core/rtnetlink.c:7018)
[   55.933237][  T639]  notifier_call_chain (kernel/notifier.c:87)
[   55.933447][  T639]  __netdev_upper_dev_link (net/core/dev.c:11131 net/core/dev.c:8924)
[   55.933650][  T639]  ? generic_xdp_install (net/core/dev.c:8864)
[   55.933856][  T639]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:470 kernel/locking/lockdep.c:5870)
[   55.934068][  T639]  ? find_held_lock (kernel/locking/lockdep.c:5350 (discriminator 1))
[   55.934283][  T639]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5536)
[   55.934493][  T639]  netdev_upper_dev_link (net/core/dev.c:8954)
[   55.934697][  T639]  ? __netdev_upper_dev_link (net/core/dev.c:8948)
[   55.934897][  T639]  ? static_obj (kernel/locking/lockdep.c:858 (discriminator 1))
[   55.935071][  T639]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973 (discriminator 1))
[   55.935286][  T639] macsec_newlink (drivers/net/macsec.c:4165) macsec
[   55.935503][  T639]  ? macsec_insert_tx_tag (drivers/net/macsec.c:4101) macsec
[   55.935746][  T639]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 1) kernel/rcu/tree.c:752 (discriminator 1))
[   55.935946][  T639]  ? trace_kmalloc (./include/trace/events/kmem.h:57 (discriminator 33))
[   55.936153][  T639]  ? __kasan_kmalloc (mm/kasan/common.c:419)
[   55.936367][  T639]  ? __kvmalloc_node_noprof (mm/slub.c:6733)
[   55.936574][  T639]  ? alloc_netdev_mqs (net/core/dev.c:12134 (discriminator 9))
[   55.936780][  T639]  ? rtnl_af_lookup (net/core/rtnetlink.c:2675)
[   55.936984][  T639]  ? __lock_acquire (kernel/locking/lockdep.c:5237 (discriminator 1))
[   55.937202][  T639]  ? macsec_add_dev (drivers/net/macsec.c:3792) macsec
[   55.937410][  T639]  ? rtnl_create_link (net/core/rtnetlink.c:3657)
[   55.937613][  T639]  rtnl_newlink_create (net/core/rtnetlink.c:3840)
[   55.937814][  T639]  ? rtnl_create_link (net/core/rtnetlink.c:3806)
[   55.938021][  T639]  ? __dev_get_by_name (net/core/dev.c:884)
[   55.938236][  T639]  ? rtnl_dev_get (net/core/rtnetlink.c:3419)
[   55.938443][  T639]  ? rtnl_validate_mdb_entry_del_bulk (net/core/rtnetlink.c:3419)
[   55.938686][  T639]  __rtnl_newlink (net/core/rtnetlink.c:3957)
[   55.938890][  T639]  rtnl_newlink (net/core/rtnetlink.c:351 (discriminator 1) net/core/rtnetlink.c:4073 (discriminator 1))
[   55.939103][  T639]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:470 kernel/locking/lockdep.c:5870)
[   55.939312][  T639]  ? rtnl_setlink (net/core/rtnetlink.c:3963)
[   55.939522][  T639]  ? __lock_acquire (kernel/locking/lockdep.c:5237 (discriminator 1))
[   55.939725][  T639]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5536)
[   55.939929][  T639]  ? rtnl_setlink (net/core/rtnetlink.c:3963)
[   55.940139][  T639]  rtnetlink_rcv_msg (net/core/rtnetlink.c:6958)
[   55.940350][  T639]  ? rtnl_fdb_dump (net/core/rtnetlink.c:6861)
[   55.940558][  T639]  ? __lock_acquire (kernel/locking/lockdep.c:5237 (discriminator 1))
[   55.940759][  T639]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:470 kernel/locking/lockdep.c:5870)
[   55.940957][  T639]  ? find_held_lock (kernel/locking/lockdep.c:5350 (discriminator 1))
[   55.941169][  T639]  netlink_rcv_skb (net/netlink/af_netlink.c:2550)
[   55.941384][  T639]  ? rtnl_fdb_dump (net/core/rtnetlink.c:6861)
[   55.941597][  T639]  ? netlink_ack (net/netlink/af_netlink.c:2527)
[   55.941802][  T639]  ? netlink_deliver_tap (./include/linux/rcupdate.h:322 (discriminator 1) ./include/linux/rcupdate.h:881 (discriminator 1) ./include/net/netns/generic.h:48 (discriminator 1) net/netlink/af_netlink.c:333 (discriminator 1))
[   55.942007][  T639]  ? netlink_deliver_tap (./include/linux/rcupdate.h:322 (discriminator 1) ./include/linux/rcupdate.h:881 (discriminator 1) net/netlink/af_netlink.c:340 (discriminator 1))
[   55.942225][  T639]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1344)
[   55.942434][  T639]  ? netlink_attachskb (net/netlink/af_netlink.c:1329)
[   55.942635][  T639]  ? __alloc_skb (./include/linux/bottom_half.h:20 (discriminator 1) net/core/skbuff.c:695 (discriminator 1))
[   55.942837][  T639]  ? napi_skb_cache_get (net/core/skbuff.c:674)
[   55.943055][  T639]  ? __lock_acquire (kernel/locking/lockdep.c:5237 (discriminator 1))
[   55.943269][  T639]  netlink_sendmsg (net/netlink/af_netlink.c:1894)
[   55.943479][  T639]  ? netlink_unicast (net/netlink/af_netlink.c:1813)
[   55.943680][  T639]  ? __might_fault (mm/memory.c:7217 (discriminator 4))
[   55.943881][  T639]  ____sys_sendmsg (net/socket.c:721 (discriminator 4) net/socket.c:736 (discriminator 4) net/socket.c:2585 (discriminator 4))
[   55.944094][  T639]  ? copy_msghdr_from_user (net/socket.c:2525)
[   55.944306][  T639]  ? get_timestamp.constprop.0 (net/socket.c:2531)
[   55.944553][  T639]  ? move_addr_to_kernel (net/socket.c:2511)
[   55.944756][  T639]  ? __lock_acquire (kernel/locking/lockdep.c:5237 (discriminator 1))
[   55.944957][  T639]  ___sys_sendmsg (net/socket.c:2641)
[   55.945166][  T639]  ? copy_msghdr_from_user (net/socket.c:2628)
[   55.945379][  T639]  ? do_fault_around (./include/linux/rcupdate.h:322 (discriminator 1) ./include/linux/rcupdate.h:881 (discriminator 1) mm/memory.c:5759 (discriminator 1))
[   55.945597][  T639]  ? do_pte_missing (mm/memory.c:5789 mm/memory.c:5932 mm/memory.c:4477)
[   55.945801][  T639]  ? lock_vma_under_rcu (./include/linux/rcupdate.h:322 (discriminator 1) ./include/linux/rcupdate.h:881 (discriminator 1) mm/mmap_lock.c:329 (discriminator 1))
[   55.946008][  T639]  __sys_sendmsg (net/socket.c:2671 (discriminator 1))
[   55.946226][  T639]  ? __sys_sendmsg_sock (net/socket.c:2656)
[   55.946436][  T639]  ? do_user_addr_fault (./arch/x86/include/asm/atomic.h:93 (discriminator 4) ./include/linux/atomic/atomic-arch-fallback.h:949 (discriminator 4) ./include/linux/atomic/atomic-instrumented.h:401 (discriminator 4) ./include/linux/refcount.h:389 (discriminator 4) ./include/linux/refcount.h:432 (discriminator 4) ./include/linux/mmap_lock.h:196 (discriminator 4) ./include/linux/mmap_lock.h:217 (discriminator 4) ./include/linux/mmap_lock.h:264 (discriminator 4) arch/x86/mm/fault.c:1336 (discriminator 4))
[   55.946640][  T639]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 1) kernel/rcu/tree.c:752 (discriminator 1))
[   55.946838][  T639]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 1) kernel/rcu/tree.c:752 (discriminator 1))
[   55.947048][  T639]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 (discriminator 1) arch/x86/entry/syscall_64.c:94 (discriminator 1))
[   55.947265][  T639]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   55.947474][  T639]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130)
[   55.947714][  T639] RIP: 0033:0x7fd09cb88c5e
[   55.947923][  T639] Code: 4d 89 d8 e8 34 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 13 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 34 bd 00 00       	call   0xbd3c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 13 ff ff ff       	call   0xffffffffffffff4c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 13 ff ff ff       	call   0xffffffffffffff22
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   55.948536][  T639] RSP: 002b:00007fff6cec7e90 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   55.948813][  T639] RAX: ffffffffffffffda RBX: 00007fff6cec8638 RCX: 00007fd09cb88c5e
[   55.949103][  T639] RDX: 0000000000000000 RSI: 00007fff6cec7f50 RDI: 0000000000000005
[   55.949390][  T639] RBP: 00007fff6cec7ea0 R08: 0000000000000000 R09: 0000000000000000
[   55.949685][  T639] R10: 0000000000000000 R11: 0000000000000202 R12: 00007fff6cec8048
[   55.949959][  T639] R13: 0000000069b25bfb R14: 000000000049d860 R15: 000000000049c620
| [   56.027069][  T643] ------------[ cut here ]------------
| [   56.027968][  T643] WARNING: net/core/rtnetlink.c:4421 at rtmsg_ifinfo_build_skb+0x188/0x230, CPU#2: ip/643
| [   56.028305][  T643] Modules linked in: macsec netdevsim [last unloaded: netdevsim]
| [   56.028951][  T643] Tainted: [W]=WARN
[   56.029127][  T643] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   56.029382][  T643] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4421 (discriminator 2))
[   56.029646][  T643] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 51 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 26 2a f2 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 51 ff ff ff       	jmp    0xffffffffffffff7a
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 26 2a f2 ff       	call   0xfffffffffff22a62
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 26 2a f2 ff       	call   0xfffffffffff22a38
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   56.030291][  T643] RSP: 0018:ffa0000000576f08 EFLAGS: 00010286
[   56.030539][  T643] RAX: 00000000ffffffa6 RBX: ff11000008dcbe40 RCX: 1ff40000000aeda7
[   56.030819][  T643] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000008dcbef0
[   56.031104][  T643] RBP: ff11000008ac1000 R08: 1fe22000011b97df R09: ff1100000cbc4278
[   56.031388][  T643] R10: ffe21c000197884f R11: 0000000000000001 R12: 0000000000000000
[   56.031676][  T643] R13: 0000000000000002 R14: 0000000000000000 R15: 0000000000000002
[   56.031964][  T643] FS:  00007f51b7b3c440(0000) GS:ff110000a5993000(0000) knlGS:0000000000000000
[   56.032304][  T643] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   56.032553][  T643] CR2: 000000000044a960 CR3: 000000000b83f006 CR4: 0000000000771ef0
[   56.032831][  T643] PKRU: 55555554
[   56.033000][  T643] Call Trace:
[   56.033167][  T643]  <TASK>
[   56.033311][  T643]  rtnetlink_event (net/core/rtnetlink.c:4451 net/core/rtnetlink.c:4439 net/core/rtnetlink.c:7018)
[   56.033522][  T643]  notifier_call_chain (kernel/notifier.c:87)
[   56.033729][  T643]  __netdev_upper_dev_link (net/core/dev.c:11131 net/core/dev.c:8924)
[   56.033930][  T643]  ? generic_xdp_install (net/core/dev.c:8864)
[   56.034145][  T643]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:470 kernel/locking/lockdep.c:5870)
[   56.034747][  T643]  ? find_held_lock (kernel/locking/lockdep.c:5350 (discriminator 1))
[   56.034956][  T643]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5536)
[   56.035171][  T643]  netdev_upper_dev_link (net/core/dev.c:8954)
[   56.035386][  T643]  ? __netdev_upper_dev_link (net/core/dev.c:8948)
[   56.035598][  T643]  ? static_obj (kernel/locking/lockdep.c:858 (discriminator 1))
[   56.035762][  T643]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973 (discriminator 1))
[   56.035963][  T643] macsec_newlink (drivers/net/macsec.c:4165) macsec
[   56.036198][  T643]  ? macsec_insert_tx_tag (drivers/net/macsec.c:4101) macsec
[   56.036539][  T643]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 1) kernel/rcu/tree.c:752 (discriminator 1))
[   56.036744][  T643]  ? trace_kmalloc (./include/trace/events/kmem.h:57 (discriminator 33))
[   56.036946][  T643]  ? __kasan_kmalloc (mm/kasan/common.c:419)
[   56.037157][  T643]  ? __kvmalloc_node_noprof (mm/slub.c:6733)
[   56.037369][  T643]  ? alloc_netdev_mqs (net/core/dev.c:12134 (discriminator 9))
[   56.037583][  T643]  ? rtnl_af_lookup (net/core/rtnetlink.c:2675)
[   56.037784][  T643]  ? __lock_acquire (kernel/locking/lockdep.c:5237 (discriminator 1))
[   56.037990][  T643]  ? macsec_add_dev (drivers/net/macsec.c:3792) macsec
[   56.038215][  T643]  ? rtnl_create_link (net/core/rtnetlink.c:3657)
[   56.038799][  T643]  rtnl_newlink_create (net/core/rtnetlink.c:3840)
[   56.039014][  T643]  ? rtnl_create_link (net/core/rtnetlink.c:3806)
[   56.039232][  T643]  ? __dev_get_by_name (net/core/dev.c:884)
[   56.039443][  T643]  ? rtnl_dev_get (net/core/rtnetlink.c:3419)
[   56.039644][  T643]  ? rtnl_validate_mdb_entry_del_bulk (net/core/rtnetlink.c:3419)
[   56.039886][  T643]  __rtnl_newlink (net/core/rtnetlink.c:3957)
[   56.040111][  T643]  rtnl_newlink (net/core/rtnetlink.c:351 (discriminator 1) net/core/rtnetlink.c:4073 (discriminator 1))
[   56.040329][  T643]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:470 kernel/locking/lockdep.c:5870)
[   56.040636][  T643]  ? rtnl_setlink (net/core/rtnetlink.c:3963)
[   56.040841][  T643]  ? __lock_acquire (kernel/locking/lockdep.c:5237 (discriminator 1))
[   56.041057][  T643]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5536)
[   56.041369][  T643]  ? rtnl_setlink (net/core/rtnetlink.c:3963)
[   56.041583][  T643]  rtnetlink_rcv_msg (net/core/rtnetlink.c:6958)
[   56.041788][  T643]  ? rtnl_fdb_dump (net/core/rtnetlink.c:6861)
[   56.041993][  T643]  ? __lock_acquire (kernel/locking/lockdep.c:5237 (discriminator 1))
[   56.042306][  T643]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:470 kernel/locking/lockdep.c:5870)
[   56.042516][  T643]  ? find_held_lock (kernel/locking/lockdep.c:5350 (discriminator 1))
[   56.042722][  T643]  netlink_rcv_skb (net/netlink/af_netlink.c:2550)
[   56.042925][  T643]  ? rtnl_fdb_dump (net/core/rtnetlink.c:6861)
[   56.043138][  T643]  ? netlink_ack (net/netlink/af_netlink.c:2527)
[   56.043354][  T643]  ? netlink_deliver_tap (./include/linux/rcupdate.h:322 (discriminator 1) ./include/linux/rcupdate.h:881 (discriminator 1) ./include/net/netns/generic.h:48 (discriminator 1) net/netlink/af_netlink.c:333 (discriminator 1))
[   56.043563][  T643]  ? netlink_deliver_tap (./include/linux/rcupdate.h:322 (discriminator 1) ./include/linux/rcupdate.h:881 (discriminator 1) net/netlink/af_netlink.c:340 (discriminator 1))
[   56.043769][  T643]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1344)
[   56.044079][  T643]  ? netlink_attachskb (net/netlink/af_netlink.c:1329)
[   56.044388][  T643]  ? __alloc_skb (./include/linux/bottom_half.h:20 (discriminator 1) net/core/skbuff.c:695 (discriminator 1))
[   56.044606][  T643]  ? napi_skb_cache_get (net/core/skbuff.c:674)
[   56.044810][  T643]  ? __lock_acquire (kernel/locking/lockdep.c:5237 (discriminator 1))
[   56.045020][  T643]  netlink_sendmsg (net/netlink/af_netlink.c:1894)
[   56.045334][  T643]  ? netlink_unicast (net/netlink/af_netlink.c:1813)
[   56.045645][  T643]  ? __might_fault (mm/memory.c:7217 (discriminator 4))
[   56.045852][  T643]  ____sys_sendmsg (net/socket.c:721 (discriminator 4) net/socket.c:736 (discriminator 4) net/socket.c:2585 (discriminator 4))
[   56.046064][  T643]  ? copy_msghdr_from_user (net/socket.c:2525)
[   56.046274][  T643]  ? get_timestamp.constprop.0 (net/socket.c:2531)
[   56.046615][  T643]  ? move_addr_to_kernel (net/socket.c:2511)
[   56.046912][  T643]  ? __lock_acquire (kernel/locking/lockdep.c:5237 (discriminator 1))
[   56.047133][  T643]  ___sys_sendmsg (net/socket.c:2641)
[   56.047347][  T643]  ? copy_msghdr_from_user (net/socket.c:2628)
[   56.047556][  T643]  ? do_fault_around (./include/linux/rcupdate.h:322 (discriminator 1) ./include/linux/rcupdate.h:881 (discriminator 1) mm/memory.c:5759 (discriminator 1))
[   56.047855][  T643]  ? do_pte_missing (mm/memory.c:5789 mm/memory.c:5932 mm/memory.c:4477)
[   56.048070][  T643]  ? lock_vma_under_rcu (./include/linux/rcupdate.h:322 (discriminator 1) ./include/linux/rcupdate.h:881 (discriminator 1) mm/mmap_lock.c:329 (discriminator 1))
[   56.048285][  T643]  __sys_sendmsg (net/socket.c:2671 (discriminator 1))
[   56.048495][  T643]  ? __sys_sendmsg_sock (net/socket.c:2656)
[   56.048796][  T643]  ? do_user_addr_fault (./arch/x86/include/asm/atomic.h:93 (discriminator 4) ./include/linux/atomic/atomic-arch-fallback.h:949 (discriminator 4) ./include/linux/atomic/atomic-instrumented.h:401 (discriminator 4) ./include/linux/refcount.h:389 (discriminator 4) ./include/linux/refcount.h:432 (discriminator 4) ./include/linux/mmap_lock.h:196 (discriminator 4) ./include/linux/mmap_lock.h:217 (discriminator 4) ./include/linux/mmap_lock.h:264 (discriminator 4) arch/x86/mm/fault.c:1336 (discriminator 4))
[   56.049006][  T643]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 1) kernel/rcu/tree.c:752 (discriminator 1))
[   56.049221][  T643]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 1) kernel/rcu/tree.c:752 (discriminator 1))
[   56.049428][  T643]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 (discriminator 1) arch/x86/entry/syscall_64.c:94 (discriminator 1))
[   56.049723][  T643]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   56.049926][  T643]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130)
[   56.050175][  T643] RIP: 0033:0x7f51b7c96c5e
[   56.050406][  T643] Code: 4d 89 d8 e8 34 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 13 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 34 bd 00 00       	call   0xbd3c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 13 ff ff ff       	call   0xffffffffffffff4c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 13 ff ff ff       	call   0xffffffffffffff22
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   56.051098][  T643] RSP: 002b:00007fff2849b3c0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   56.051384][  T643] RAX: ffffffffffffffda RBX: 00007fff2849bb68 RCX: 00007f51b7c96c5e
[   56.051666][  T643] RDX: 0000000000000000 RSI: 00007fff2849b480 RDI: 0000000000000005
[   56.051944][  T643] RBP: 00007fff2849b3d0 R08: 0000000000000000 R09: 0000000000000000
[   56.052335][  T643] R10: 0000000000000000 R11: 0000000000000202 R12: 00007fff2849b578
[   56.052618][  T643] R13: 0000000069b25bfb R14: 000000000049d860 R15: 000000000049c620
| [   56.093905][  T644] ------------[ cut here ]------------
| [   56.094114][  T644] WARNING: net/core/rtnetlink.c:4421 at rtmsg_ifinfo_build_skb+0x188/0x230, CPU#2: ip/644
| [   56.094454][  T644] Modules linked in: macsec netdevsim [last unloaded: netdevsim]
| [   56.095107][  T644] Tainted: [W]=WARN
[   56.095282][  T644] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   56.095526][  T644] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4421 (discriminator 2))
[   56.095777][  T644] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 51 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 26 2a f2 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 51 ff ff ff       	jmp    0xffffffffffffff7a
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 26 2a f2 ff       	call   0xfffffffffff22a62
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 26 2a f2 ff       	call   0xfffffffffff22a38
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   56.096407][  T644] RSP: 0018:ffa0000000536f08 EFLAGS: 00010286
[   56.096663][  T644] RAX: 00000000ffffffa6 RBX: ff110000057bc340 RCX: 1ff40000000a6da7
[   56.096943][  T644] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000057bc3f0
[   56.097238][  T644] RBP: ff11000009cd9000 R08: 1fe2200000af787f R09: ff1100000b9c127c
[   56.097519][  T644] R10: ffe21c000173824f R11: 0000000000000001 R12: 0000000000000000
[   56.097804][  T644] R13: 0000000000000002 R14: 0000000000000000 R15: 0000000000000002
[   56.098094][  T644] FS:  00007fdd07640440(0000) GS:ff110000a5993000(0000) knlGS:0000000000000000
[   56.098498][  T644] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   56.098798][  T644] CR2: 00007fdd0775a650 CR3: 000000000caae003 CR4: 0000000000771ef0
[   56.099144][  T644] PKRU: 55555554
[   56.099374][  T644] Call Trace:
[   56.099603][  T644]  <TASK>
[   56.099788][  T644]  rtnetlink_event (net/core/rtnetlink.c:4451 net/core/rtnetlink.c:4439 net/core/rtnetlink.c:7018)
[   56.100060][  T644]  notifier_call_chain (kernel/notifier.c:87)
[   56.100334][  T644]  __netdev_upper_dev_link (net/core/dev.c:11131 net/core/dev.c:8924)
[   56.100551][  T644]  ? generic_xdp_install (net/core/dev.c:8864)
[   56.100765][  T644]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:470 kernel/locking/lockdep.c:5870)
[   56.100967][  T644]  ? find_held_lock (kernel/locking/lockdep.c:5350 (discriminator 1))
[   56.101224][  T644]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5536)
[   56.101436][  T644]  netdev_upper_dev_link (net/core/dev.c:8954)
[   56.101639][  T644]  ? __netdev_upper_dev_link (net/core/dev.c:8948)
[   56.101841][  T644]  ? static_obj (kernel/locking/lockdep.c:858 (discriminator 1))
[   56.102014][  T644]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973 (discriminator 1))
[   56.102229][  T644] macsec_newlink (drivers/net/macsec.c:4165) macsec
[   56.102442][  T644]  ? macsec_add_rxsa (drivers/net/macsec.c:1126) macsec
[   56.102650][  T644]  ? macsec_insert_tx_tag (drivers/net/macsec.c:4101) macsec
[   56.102889][  T644]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 1) kernel/rcu/tree.c:752 (discriminator 1))
[   56.103100][  T644]  ? trace_kmalloc (./include/trace/events/kmem.h:57 (discriminator 33))
[   56.103313][  T644]  ? __kasan_kmalloc (mm/kasan/common.c:419)
[   56.103523][  T644]  ? __kvmalloc_node_noprof (mm/slub.c:6733)
[   56.103722][  T644]  ? alloc_netdev_mqs (net/core/dev.c:12134 (discriminator 9))
[   56.103924][  T644]  ? rtnl_af_lookup (net/core/rtnetlink.c:2675)
[   56.104142][  T644]  ? __lock_acquire (kernel/locking/lockdep.c:5237 (discriminator 1))
[   56.104351][  T644]  ? macsec_add_dev (drivers/net/macsec.c:3792) macsec
[   56.104561][  T644]  ? rtnl_create_link (net/core/rtnetlink.c:3657)
[   56.104794][  T644]  rtnl_newlink_create (net/core/rtnetlink.c:3840)
[   56.105004][  T644]  ? rtnl_create_link (net/core/rtnetlink.c:3806)
[   56.105216][  T644]  ? __dev_get_by_name (net/core/dev.c:884)
[   56.105423][  T644]  ? rtnl_dev_get (net/core/rtnetlink.c:3419)
[   56.105632][  T644]  ? rtnl_validate_mdb_entry_del_bulk (net/core/rtnetlink.c:3419)
[   56.105876][  T644]  __rtnl_newlink (net/core/rtnetlink.c:3957)
[   56.106092][  T644]  rtnl_newlink (net/core/rtnetlink.c:351 (discriminator 1) net/core/rtnetlink.c:4073 (discriminator 1))
[   56.106309][  T644]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:470 kernel/locking/lockdep.c:5870)
[   56.106517][  T644]  ? rtnl_setlink (net/core/rtnetlink.c:3963)
[   56.106716][  T644]  ? __lock_acquire (kernel/locking/lockdep.c:5237 (discriminator 1))
[   56.106918][  T644]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5536)
[   56.107129][  T644]  ? rtnl_setlink (net/core/rtnetlink.c:3963)
[   56.107346][  T644]  rtnetlink_rcv_msg (net/core/rtnetlink.c:6958)
[   56.107555][  T644]  ? rtnl_fdb_dump (net/core/rtnetlink.c:6861)
[   56.107753][  T644]  ? __lock_acquire (kernel/locking/lockdep.c:5237 (discriminator 1))
[   56.107955][  T644]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:470 kernel/locking/lockdep.c:5870)
[   56.108160][  T644]  ? find_held_lock (kernel/locking/lockdep.c:5350 (discriminator 1))
[   56.108378][  T644]  netlink_rcv_skb (net/netlink/af_netlink.c:2550)
[   56.108592][  T644]  ? rtnl_fdb_dump (net/core/rtnetlink.c:6861)
[   56.108794][  T644]  ? netlink_ack (net/netlink/af_netlink.c:2527)
[   56.109007][  T644]  ? netlink_deliver_tap (./include/linux/rcupdate.h:322 (discriminator 1) ./include/linux/rcupdate.h:881 (discriminator 1) ./include/net/netns/generic.h:48 (discriminator 1) net/netlink/af_netlink.c:333 (discriminator 1))
[   56.109220][  T644]  ? netlink_deliver_tap (./include/linux/rcupdate.h:322 (discriminator 1) ./include/linux/rcupdate.h:881 (discriminator 1) net/netlink/af_netlink.c:340 (discriminator 1))
[   56.109430][  T644]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1344)
[   56.109634][  T644]  ? netlink_attachskb (net/netlink/af_netlink.c:1329)
[   56.109832][  T644]  ? __alloc_skb (./include/linux/bottom_half.h:20 (discriminator 1) net/core/skbuff.c:695 (discriminator 1))
[   56.110044][  T644]  ? napi_skb_cache_get (net/core/skbuff.c:674)
[   56.110259][  T644]  ? __lock_acquire (kernel/locking/lockdep.c:5237 (discriminator 1))
[   56.110471][  T644]  netlink_sendmsg (net/netlink/af_netlink.c:1894)
[   56.110673][  T644]  ? netlink_unicast (net/netlink/af_netlink.c:1813)
[   56.110875][  T644]  ? __might_fault (mm/memory.c:7217 (discriminator 4))
[   56.111090][  T644]  ____sys_sendmsg (net/socket.c:721 (discriminator 4) net/socket.c:736 (discriminator 4) net/socket.c:2585 (discriminator 4))
[   56.111304][  T644]  ? copy_msghdr_from_user (net/socket.c:2525)
[   56.111512][  T644]  ? get_timestamp.constprop.0 (net/socket.c:2531)
[   56.111748][  T644]  ? move_addr_to_kernel (net/socket.c:2511)
[   56.111955][  T644]  ? __lock_acquire (kernel/locking/lockdep.c:5237 (discriminator 1))
[   56.112166][  T644]  ___sys_sendmsg (net/socket.c:2641)
[   56.112381][  T644]  ? copy_msghdr_from_user (net/socket.c:2628)
[   56.112593][  T644]  ? do_fault_around (./include/linux/rcupdate.h:322 (discriminator 1) ./include/linux/rcupdate.h:881 (discriminator 1) mm/memory.c:5759 (discriminator 1))
[   56.112798][  T644]  ? do_pte_missing (mm/memory.c:5789 mm/memory.c:5932 mm/memory.c:4477)
[   56.113007][  T644]  ? lock_vma_under_rcu (./include/linux/rcupdate.h:322 (discriminator 1) ./include/linux/rcupdate.h:881 (discriminator 1) mm/mmap_lock.c:329 (discriminator 1))
[   56.113224][  T644]  __sys_sendmsg (net/socket.c:2671 (discriminator 1))
[   56.113432][  T644]  ? __sys_sendmsg_sock (net/socket.c:2656)
[   56.113641][  T644]  ? do_user_addr_fault (./arch/x86/include/asm/atomic.h:93 (discriminator 4) ./include/linux/atomic/atomic-arch-fallback.h:949 (discriminator 4) ./include/linux/atomic/atomic-instrumented.h:401 (discriminator 4) ./include/linux/refcount.h:389 (discriminator 4) ./include/linux/refcount.h:432 (discriminator 4) ./include/linux/mmap_lock.h:196 (discriminator 4) ./include/linux/mmap_lock.h:217 (discriminator 4) ./include/linux/mmap_lock.h:264 (discriminator 4) arch/x86/mm/fault.c:1336 (discriminator 4))
[   56.113853][  T644]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 1) kernel/rcu/tree.c:752 (discriminator 1))
[   56.114063][  T644]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 1) kernel/rcu/tree.c:752 (discriminator 1))
[   56.114274][  T644]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 (discriminator 1) arch/x86/entry/syscall_64.c:94 (discriminator 1))
[   56.114483][  T644]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   56.114685][  T644]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130)
[   56.114922][  T644] RIP: 0033:0x7fdd0779ac5e
[   56.115144][  T644] Code: 4d 89 d8 e8 34 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 13 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 34 bd 00 00       	call   0xbd3c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 13 ff ff ff       	call   0xffffffffffffff4c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 13 ff ff ff       	call   0xffffffffffffff22
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   56.115749][  T644] RSP: 002b:00007ffccb81ac90 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   56.116037][  T644] RAX: ffffffffffffffda RBX: 00007ffccb81b438 RCX: 00007fdd0779ac5e
[   56.116326][  T644] RDX: 0000000000000000 RSI: 00007ffccb81ad50 RDI: 0000000000000005
[   56.116641][  T644] RBP: 00007ffccb81aca0 R08: 0000000000000000 R09: 0000000000000000
[   56.116917][  T644] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffccb81ae4c
[   56.117218][  T644] R13: 0000000069b25bfb R14: 000000000049d860 R15: 000000000049c620
| [   56.156893][  T646] ------------[ cut here ]------------
| [   56.157100][  T646] WARNING: net/core/rtnetlink.c:4421 at rtmsg_ifinfo_build_skb+0x188/0x230, CPU#2: ip/646
| [   56.157434][  T646] Modules linked in: macsec netdevsim [last unloaded: netdevsim]
| [   56.158087][  T646] Tainted: [W]=WARN
[   56.158263][  T646] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   56.158513][  T646] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4421 (discriminator 2))
[   56.158761][  T646] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 51 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 26 2a f2 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 51 ff ff ff       	jmp    0xffffffffffffff7a
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 26 2a f2 ff       	call   0xfffffffffff22a62
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 26 2a f2 ff       	call   0xfffffffffff22a38
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   56.159370][  T646] RSP: 0018:ffa0000000536f08 EFLAGS: 00010286
[   56.159619][  T646] RAX: 00000000ffffffa6 RBX: ff1100000c7e4c40 RCX: 1ff40000000a6da7
[   56.159907][  T646] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000c7e4cf0
[   56.160208][  T646] RBP: ff11000007a71000 R08: 1fe22000018fc99f R09: ff1100000cbb927c
[   56.160492][  T646] R10: ffe21c000197724f R11: 0000000000000001 R12: 0000000000000000
[   56.160767][  T646] R13: 0000000000000002 R14: 0000000000000000 R15: 0000000000000002
[   56.161054][  T646] FS:  00007f2e77da1440(0000) GS:ff110000a5993000(0000) knlGS:0000000000000000
[   56.161376][  T646] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   56.161631][  T646] CR2: 00007f2e77ebb690 CR3: 000000000d03d005 CR4: 0000000000771ef0
[   56.161904][  T646] PKRU: 55555554
[   56.162074][  T646] Call Trace:
[   56.162249][  T646]  <TASK>
[   56.162376][  T646]  rtnetlink_event (net/core/rtnetlink.c:4451 net/core/rtnetlink.c:4439 net/core/rtnetlink.c:7018)
[   56.162587][  T646]  notifier_call_chain (kernel/notifier.c:87)
[   56.162791][  T646]  __netdev_upper_dev_link (net/core/dev.c:11131 net/core/dev.c:8924)
[   56.162998][  T646]  ? generic_xdp_install (net/core/dev.c:8864)
[   56.163216][  T646]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:470 kernel/locking/lockdep.c:5870)
[   56.163422][  T646]  ? find_held_lock (kernel/locking/lockdep.c:5350 (discriminator 1))
[   56.163656][  T646]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5536)
[   56.163855][  T646]  netdev_upper_dev_link (net/core/dev.c:8954)
[   56.164066][  T646]  ? __netdev_upper_dev_link (net/core/dev.c:8948)
[   56.164281][  T646]  ? static_obj (kernel/locking/lockdep.c:858 (discriminator 1))
[   56.164449][  T646]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973 (discriminator 1))
[   56.164654][  T646] macsec_newlink (drivers/net/macsec.c:4165) macsec
[   56.164858][  T646]  ? macsec_add_rxsa (drivers/net/macsec.c:1126) macsec
[   56.165073][  T646]  ? macsec_insert_tx_tag (drivers/net/macsec.c:4101) macsec
[   56.165324][  T646]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 1) kernel/rcu/tree.c:752 (discriminator 1))
[   56.165536][  T646]  ? trace_kmalloc (./include/trace/events/kmem.h:57 (discriminator 33))
[   56.165742][  T646]  ? __kasan_kmalloc (mm/kasan/common.c:419)
[   56.165942][  T646]  ? __kvmalloc_node_noprof (mm/slub.c:6733)
[   56.166147][  T646]  ? alloc_netdev_mqs (net/core/dev.c:12134 (discriminator 9))
[   56.166361][  T646]  ? rtnl_af_lookup (net/core/rtnetlink.c:2675)
[   56.166565][  T646]  ? __lock_acquire (kernel/locking/lockdep.c:5237 (discriminator 1))
[   56.166765][  T646]  ? macsec_add_dev (drivers/net/macsec.c:3792) macsec
[   56.166967][  T646]  ? rtnl_create_link (net/core/rtnetlink.c:3657)
[   56.167195][  T646]  rtnl_newlink_create (net/core/rtnetlink.c:3840)
[   56.167405][  T646]  ? rtnl_create_link (net/core/rtnetlink.c:3806)
[   56.167605][  T646]  ? __dev_get_by_name (net/core/dev.c:884)
[   56.167806][  T646]  ? rtnl_dev_get (net/core/rtnetlink.c:3419)
[   56.168015][  T646]  ? rtnl_validate_mdb_entry_del_bulk (net/core/rtnetlink.c:3419)
[   56.168271][  T646]  __rtnl_newlink (net/core/rtnetlink.c:3957)
[   56.168486][  T646]  rtnl_newlink (net/core/rtnetlink.c:351 (discriminator 1) net/core/rtnetlink.c:4073 (discriminator 1))
[   56.168693][  T646]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:470 kernel/locking/lockdep.c:5870)
[   56.168897][  T646]  ? rtnl_setlink (net/core/rtnetlink.c:3963)
[   56.169110][  T646]  ? __lock_acquire (kernel/locking/lockdep.c:5237 (discriminator 1))
[   56.169328][  T646]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5536)
[   56.169539][  T646]  ? rtnl_setlink (net/core/rtnetlink.c:3963)
[   56.169739][  T646]  rtnetlink_rcv_msg (net/core/rtnetlink.c:6958)
[   56.169940][  T646]  ? rtnl_fdb_dump (net/core/rtnetlink.c:6861)
[   56.170147][  T646]  ? __lock_acquire (kernel/locking/lockdep.c:5237 (discriminator 1))
[   56.170360][  T646]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:470 kernel/locking/lockdep.c:5870)
[   56.170567][  T646]  ? find_held_lock (kernel/locking/lockdep.c:5350 (discriminator 1))
[   56.170770][  T646]  netlink_rcv_skb (net/netlink/af_netlink.c:2550)
[   56.170973][  T646]  ? rtnl_fdb_dump (net/core/rtnetlink.c:6861)
[   56.171195][  T646]  ? netlink_ack (net/netlink/af_netlink.c:2527)
[   56.171409][  T646]  ? netlink_deliver_tap (./include/linux/rcupdate.h:322 (discriminator 1) ./include/linux/rcupdate.h:881 (discriminator 1) ./include/net/netns/generic.h:48 (discriminator 1) net/netlink/af_netlink.c:333 (discriminator 1))
[   56.171609][  T646]  ? netlink_deliver_tap (./include/linux/rcupdate.h:322 (discriminator 1) ./include/linux/rcupdate.h:881 (discriminator 1) net/netlink/af_netlink.c:340 (discriminator 1))
[   56.171812][  T646]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1344)
[   56.172025][  T646]  ? netlink_attachskb (net/netlink/af_netlink.c:1329)
[   56.172235][  T646]  ? __alloc_skb (./include/linux/bottom_half.h:20 (discriminator 1) net/core/skbuff.c:695 (discriminator 1))
[   56.172444][  T646]  ? napi_skb_cache_get (net/core/skbuff.c:674)
[   56.172645][  T646]  ? __lock_acquire (kernel/locking/lockdep.c:5237 (discriminator 1))
[   56.172846][  T646]  netlink_sendmsg (net/netlink/af_netlink.c:1894)
[   56.173061][  T646]  ? netlink_unicast (net/netlink/af_netlink.c:1813)
[   56.173274][  T646]  ? __might_fault (mm/memory.c:7217 (discriminator 4))
[   56.173483][  T646]  ____sys_sendmsg (net/socket.c:721 (discriminator 4) net/socket.c:736 (discriminator 4) net/socket.c:2585 (discriminator 4))
[   56.173685][  T646]  ? copy_msghdr_from_user (net/socket.c:2525)
[   56.173886][  T646]  ? get_timestamp.constprop.0 (net/socket.c:2531)
[   56.174165][  T646]  ? move_addr_to_kernel (net/socket.c:2511)
[   56.174382][  T646]  ? __lock_acquire (kernel/locking/lockdep.c:5237 (discriminator 1))
[   56.174595][  T646]  ___sys_sendmsg (net/socket.c:2641)
[   56.174798][  T646]  ? copy_msghdr_from_user (net/socket.c:2628)
[   56.175008][  T646]  ? do_fault_around (./include/linux/rcupdate.h:322 (discriminator 1) ./include/linux/rcupdate.h:881 (discriminator 1) mm/memory.c:5759 (discriminator 1))
[   56.175229][  T646]  ? do_pte_missing (mm/memory.c:5789 mm/memory.c:5932 mm/memory.c:4477)
[   56.175440][  T646]  ? lock_vma_under_rcu (./include/linux/rcupdate.h:322 (discriminator 1) ./include/linux/rcupdate.h:881 (discriminator 1) mm/mmap_lock.c:329 (discriminator 1))
[   56.175676][  T646]  __sys_sendmsg (net/socket.c:2671 (discriminator 1))
[   56.175879][  T646]  ? __sys_sendmsg_sock (net/socket.c:2656)
[   56.176096][  T646]  ? do_user_addr_fault (./arch/x86/include/asm/atomic.h:93 (discriminator 4) ./include/linux/atomic/atomic-arch-fallback.h:949 (discriminator 4) ./include/linux/atomic/atomic-instrumented.h:401 (discriminator 4) ./include/linux/refcount.h:389 (discriminator 4) ./include/linux/refcount.h:432 (discriminator 4) ./include/linux/mmap_lock.h:196 (discriminator 4) ./include/linux/mmap_lock.h:217 (discriminator 4) ./include/linux/mmap_lock.h:264 (discriminator 4) arch/x86/mm/fault.c:1336 (discriminator 4))
[   56.176339][  T646]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 1) kernel/rcu/tree.c:752 (discriminator 1))
[   56.176549][  T646]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 1) kernel/rcu/tree.c:752 (discriminator 1))
[   56.176751][  T646]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 (discriminator 1) arch/x86/entry/syscall_64.c:94 (discriminator 1))
[   56.176953][  T646]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   56.177163][  T646]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130)
[   56.177418][  T646] RIP: 0033:0x7f2e77efbc5e
[   56.177628][  T646] Code: 4d 89 d8 e8 34 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 13 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 34 bd 00 00       	call   0xbd3c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 13 ff ff ff       	call   0xffffffffffffff4c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 13 ff ff ff       	call   0xffffffffffffff22
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   56.178236][  T646] RSP: 002b:00007ffc577796c0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   56.178521][  T646] RAX: ffffffffffffffda RBX: 00007ffc57779e68 RCX: 00007f2e77efbc5e
[   56.178794][  T646] RDX: 0000000000000000 RSI: 00007ffc57779780 RDI: 0000000000000005
[   56.179079][  T646] RBP: 00007ffc577796d0 R08: 0000000000000000 R09: 0000000000000000
[   56.179367][  T646] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffc5777987c
[   56.179648][  T646] R13: 0000000069b25bfb R14: 000000000049d860 R15: 000000000049c620
| [   56.222975][  T649] ------------[ cut here ]------------
| [   56.223142][  T649] WARNING: net/core/rtnetlink.c:4421 at rtmsg_ifinfo_build_skb+0x188/0x230, CPU#0: ip/649
| [   56.223427][  T649] Modules linked in: macsec netdevsim [last unloaded: netdevsim]
| [   56.223990][  T649] Tainted: [W]=WARN
[   56.224106][  T649] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   56.224303][  T649] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4421 (discriminator 2))
[   56.224505][  T649] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 51 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 26 2a f2 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 51 ff ff ff       	jmp    0xffffffffffffff7a
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 26 2a f2 ff       	call   0xfffffffffff22a62
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 26 2a f2 ff       	call   0xfffffffffff22a38
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   56.225049][  T649] RSP: 0018:ffa0000000b16f08 EFLAGS: 00010286
[   56.225251][  T649] RAX: 00000000ffffffa6 RBX: ff1100000d2821c0 RCX: 1ff4000000162da7
[   56.225490][  T649] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000d282270
[   56.225719][  T649] RBP: ff1100000d1ac000 R08: 1fe2200001a5044f R09: ff1100000d8e427c
[   56.225945][  T649] R10: ffe21c0001b1c84f R11: 0000000000000001 R12: 0000000000000000
[   56.226178][  T649] R13: 0000000000000002 R14: 0000000000000000 R15: 0000000000000000
[   56.226416][  T649] FS:  00007f805d8e2440(0000) GS:ff110000a5893000(0000) knlGS:0000000000000000
[   56.226681][  T649] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   56.226872][  T649] CR2: 0000558c16033b18 CR3: 0000000005d69005 CR4: 0000000000771ef0
[   56.227099][  T649] PKRU: 55555554
[   56.227221][  T649] Call Trace:
[   56.227333][  T649]  <TASK>
[   56.227414][  T649]  rtnetlink_event (net/core/rtnetlink.c:4451 net/core/rtnetlink.c:4439 net/core/rtnetlink.c:7018)
[   56.227565][  T649]  notifier_call_chain (kernel/notifier.c:87)
[   56.227720][  T649]  __netdev_upper_dev_link (net/core/dev.c:11131 net/core/dev.c:8924)
[   56.227873][  T649]  ? generic_xdp_install (net/core/dev.c:8864)
[   56.228028][  T649]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:470 kernel/locking/lockdep.c:5870)
[   56.228177][  T649]  ? find_held_lock (kernel/locking/lockdep.c:5350 (discriminator 1))
[   56.228335][  T649]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5536)
[   56.228490][  T649]  netdev_upper_dev_link (net/core/dev.c:8954)
[   56.228640][  T649]  ? __netdev_upper_dev_link (net/core/dev.c:8948)
[   56.228793][  T649]  ? static_obj (kernel/locking/lockdep.c:858 (discriminator 1))
[   56.228906][  T649]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973 (discriminator 1))
[   56.229059][  T649] macsec_newlink (drivers/net/macsec.c:4165) macsec
[   56.229221][  T649]  ? macsec_add_rxsa (drivers/net/macsec.c:1126) macsec
[   56.229375][  T649]  ? macsec_insert_tx_tag (drivers/net/macsec.c:4101) macsec
[   56.229574][  T649]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 1) kernel/rcu/tree.c:752 (discriminator 1))
[   56.229724][  T649]  ? trace_kmalloc (./include/trace/events/kmem.h:57 (discriminator 33))
[   56.229879][  T649]  ? __kasan_kmalloc (mm/kasan/common.c:419)
[   56.230036][  T649]  ? __kvmalloc_node_noprof (mm/slub.c:6733)
[   56.230190][  T649]  ? alloc_netdev_mqs (net/core/dev.c:12134 (discriminator 9))
[   56.230344][  T649]  ? rtnl_af_lookup (net/core/rtnetlink.c:2675)
[   56.230499][  T649]  ? __lock_acquire (kernel/locking/lockdep.c:5237 (discriminator 1))
[   56.230644][  T649]  ? macsec_add_dev (drivers/net/macsec.c:3792) macsec
[   56.230794][  T649]  ? rtnl_create_link (net/core/rtnetlink.c:3657)
[   56.230945][  T649]  rtnl_newlink_create (net/core/rtnetlink.c:3840)
[   56.231160][  T649]  ? rtnl_create_link (net/core/rtnetlink.c:3806)
[   56.231413][  T649]  ? __dev_get_by_name (net/core/dev.c:884)
[   56.231653][  T649]  ? rtnl_dev_get (net/core/rtnetlink.c:3419)
[   56.231892][  T649]  ? rtnl_validate_mdb_entry_del_bulk (net/core/rtnetlink.c:3419)
[   56.232212][  T649]  __rtnl_newlink (net/core/rtnetlink.c:3957)
[   56.232463][  T649]  rtnl_newlink (net/core/rtnetlink.c:351 (discriminator 1) net/core/rtnetlink.c:4073 (discriminator 1))
[   56.232700][  T649]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:470 kernel/locking/lockdep.c:5870)
[   56.232938][  T649]  ? rtnl_setlink (net/core/rtnetlink.c:3963)
[   56.233139][  T649]  ? __lock_acquire (kernel/locking/lockdep.c:5237 (discriminator 1))
[   56.233301][  T649]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5536)
[   56.233460][  T649]  ? rtnl_setlink (net/core/rtnetlink.c:3963)
[   56.233610][  T649]  rtnetlink_rcv_msg (net/core/rtnetlink.c:6958)
[   56.233761][  T649]  ? rtnl_fdb_dump (net/core/rtnetlink.c:6861)
[   56.233911][  T649]  ? __lock_acquire (kernel/locking/lockdep.c:5237 (discriminator 1))
[   56.234066][  T649]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:470 kernel/locking/lockdep.c:5870)
[   56.234221][  T649]  ? find_held_lock (kernel/locking/lockdep.c:5350 (discriminator 1))
[   56.234375][  T649]  netlink_rcv_skb (net/netlink/af_netlink.c:2550)
[   56.234531][  T649]  ? rtnl_fdb_dump (net/core/rtnetlink.c:6861)
[   56.234682][  T649]  ? netlink_ack (net/netlink/af_netlink.c:2527)
[   56.234834][  T649]  ? netlink_deliver_tap (./include/linux/rcupdate.h:322 (discriminator 1) ./include/linux/rcupdate.h:881 (discriminator 1) ./include/net/netns/generic.h:48 (discriminator 1) net/netlink/af_netlink.c:333 (discriminator 1))
[   56.234986][  T649]  ? netlink_deliver_tap (./include/linux/rcupdate.h:322 (discriminator 1) ./include/linux/rcupdate.h:881 (discriminator 1) net/netlink/af_netlink.c:340 (discriminator 1))
[   56.235141][  T649]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1344)
[   56.235299][  T649]  ? netlink_attachskb (net/netlink/af_netlink.c:1329)
[   56.235462][  T649]  ? __alloc_skb (./include/linux/bottom_half.h:20 (discriminator 1) net/core/skbuff.c:695 (discriminator 1))
[   56.235613][  T649]  ? napi_skb_cache_get (net/core/skbuff.c:674)
[   56.235764][  T649]  ? __lock_acquire (kernel/locking/lockdep.c:5237 (discriminator 1))
[   56.235914][  T649]  netlink_sendmsg (net/netlink/af_netlink.c:1894)
[   56.236069][  T649]  ? netlink_unicast (net/netlink/af_netlink.c:1813)
[   56.236224][  T649]  ? __might_fault (mm/memory.c:7217 (discriminator 4))
[   56.236377][  T649]  ____sys_sendmsg (net/socket.c:721 (discriminator 4) net/socket.c:736 (discriminator 4) net/socket.c:2585 (discriminator 4))
[   56.236533][  T649]  ? copy_msghdr_from_user (net/socket.c:2525)
[   56.236687][  T649]  ? get_timestamp.constprop.0 (net/socket.c:2531)
[   56.236872][  T649]  ? move_addr_to_kernel (net/socket.c:2511)
[   56.237025][  T649]  ? __lock_acquire (kernel/locking/lockdep.c:5237 (discriminator 1))
[   56.237179][  T649]  ___sys_sendmsg (net/socket.c:2641)
[   56.237335][  T649]  ? copy_msghdr_from_user (net/socket.c:2628)
[   56.237490][  T649]  ? do_fault_around (./include/linux/rcupdate.h:322 (discriminator 1) ./include/linux/rcupdate.h:881 (discriminator 1) mm/memory.c:5759 (discriminator 1))
[   56.237646][  T649]  ? do_pte_missing (mm/memory.c:5789 mm/memory.c:5932 mm/memory.c:4477)
[   56.237800][  T649]  ? lock_vma_under_rcu (./include/linux/rcupdate.h:322 (discriminator 1) ./include/linux/rcupdate.h:881 (discriminator 1) mm/mmap_lock.c:329 (discriminator 1))
[   56.237952][  T649]  __sys_sendmsg (net/socket.c:2671 (discriminator 1))
[   56.238106][  T649]  ? __sys_sendmsg_sock (net/socket.c:2656)
[   56.238265][  T649]  ? do_user_addr_fault (./arch/x86/include/asm/atomic.h:93 (discriminator 4) ./include/linux/atomic/atomic-arch-fallback.h:949 (discriminator 4) ./include/linux/atomic/atomic-instrumented.h:401 (discriminator 4) ./include/linux/refcount.h:389 (discriminator 4) ./include/linux/refcount.h:432 (discriminator 4) ./include/linux/mmap_lock.h:196 (discriminator 4) ./include/linux/mmap_lock.h:217 (discriminator 4) ./include/linux/mmap_lock.h:264 (discriminator 4) arch/x86/mm/fault.c:1336 (discriminator 4))
[   56.238422][  T649]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 1) kernel/rcu/tree.c:752 (discriminator 1))
[   56.238572][  T649]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 1) kernel/rcu/tree.c:752 (discriminator 1))
[   56.238724][  T649]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 (discriminator 1) arch/x86/entry/syscall_64.c:94 (discriminator 1))
[   56.238875][  T649]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   56.239027][  T649]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130)
[   56.239219][  T649] RIP: 0033:0x7f805da3cc5e
[   56.239378][  T649] Code: 4d 89 d8 e8 34 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 13 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 34 bd 00 00       	call   0xbd3c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 13 ff ff ff       	call   0xffffffffffffff4c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 13 ff ff ff       	call   0xffffffffffffff22
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   56.239919][  T649] RSP: 002b:00007ffc0e22c460 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   56.240151][  T649] RAX: ffffffffffffffda RBX: 00007ffc0e22cc08 RCX: 00007f805da3cc5e
[   56.240382][  T649] RDX: 0000000000000000 RSI: 00007ffc0e22c520 RDI: 0000000000000005
[   56.240612][  T649] RBP: 00007ffc0e22c470 R08: 0000000000000000 R09: 0000000000000000
[   56.240836][  T649] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffc0e22c61c
[   56.241112][  T649] R13: 0000000069b25bfb R14: 000000000049d860 R15: 000000000049c620
| [   56.736854][  T676] ------------[ cut here ]------------
| [   56.737092][  T676] WARNING: net/core/rtnetlink.c:4421 at rtmsg_ifinfo_build_skb+0x188/0x230, CPU#2: ip/676
| [   56.737472][  T676] Modules linked in: macsec netdevsim [last unloaded: netdevsim]
| [   56.738114][  T676] Tainted: [W]=WARN
[   56.738292][  T676] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   56.738544][  T676] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4421 (discriminator 2))
[   56.738793][  T676] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 51 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 26 2a f2 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 51 ff ff ff       	jmp    0xffffffffffffff7a
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 26 2a f2 ff       	call   0xfffffffffff22a62
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 26 2a f2 ff       	call   0xfffffffffff22a38
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   56.739415][  T676] RSP: 0018:ffa00000005d6f08 EFLAGS: 00010286
[   56.739658][  T676] RAX: 00000000ffffffa6 RBX: ff1100000aab1b40 RCX: 1ff40000000bada7
[   56.739938][  T676] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000aab1bf0
[   56.740235][  T676] RBP: ff11000008d0c000 R08: 1fe220000155637f R09: ff1100000cbb9278
[   56.740522][  T676] R10: ffe21c000197724f R11: 0000000000000001 R12: 0000000000000000
[   56.740795][  T676] R13: 0000000000000002 R14: 0000000000000000 R15: 0000000000000002
[   56.741081][  T676] FS:  00007fd6e134b440(0000) GS:ff110000a5993000(0000) knlGS:0000000000000000
[   56.741417][  T676] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   56.741661][  T676] CR2: 0000558c15f9a3b0 CR3: 000000000c9c7006 CR4: 0000000000771ef0
[   56.741939][  T676] PKRU: 55555554
[   56.742109][  T676] Call Trace:
[   56.742282][  T676]  <TASK>
[   56.742417][  T676]  rtnetlink_event (net/core/rtnetlink.c:4451 net/core/rtnetlink.c:4439 net/core/rtnetlink.c:7018)
[   56.742623][  T676]  notifier_call_chain (kernel/notifier.c:87)
[   56.742827][  T676]  __netdev_upper_dev_link (net/core/dev.c:11131 net/core/dev.c:8924)
[   56.743038][  T676]  ? generic_xdp_install (net/core/dev.c:8864)
[   56.743254][  T676]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:470 kernel/locking/lockdep.c:5870)
[   56.743465][  T676]  ? find_held_lock (kernel/locking/lockdep.c:5350 (discriminator 1))
[   56.743671][  T676]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5536)
[   56.743872][  T676]  netdev_upper_dev_link (net/core/dev.c:8954)
[   56.744082][  T676]  ? __netdev_upper_dev_link (net/core/dev.c:8948)
[   56.744298][  T676]  ? static_obj (kernel/locking/lockdep.c:858 (discriminator 1))
[   56.744472][  T676]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973 (discriminator 1))
[   56.744675][  T676] macsec_newlink (drivers/net/macsec.c:4165) macsec
[   56.744883][  T676]  ? macsec_insert_tx_tag (drivers/net/macsec.c:4101) macsec
[   56.745136][  T676]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 1) kernel/rcu/tree.c:752 (discriminator 1))
[   56.745352][  T676]  ? trace_kmalloc (./include/trace/events/kmem.h:57 (discriminator 33))
[   56.745563][  T676]  ? __kasan_kmalloc (mm/kasan/common.c:419)
[   56.745766][  T676]  ? __kvmalloc_node_noprof (mm/slub.c:6733)
[   56.745965][  T676]  ? alloc_netdev_mqs (net/core/dev.c:12134 (discriminator 9))
[   56.746194][  T676]  ? rtnl_af_lookup (net/core/rtnetlink.c:2675)
[   56.746397][  T676]  ? __lock_acquire (kernel/locking/lockdep.c:5237 (discriminator 1))
[   56.746604][  T676]  ? macsec_add_dev (drivers/net/macsec.c:3792) macsec
[   56.746808][  T676]  ? rtnl_create_link (net/core/rtnetlink.c:3657)
[   56.747018][  T676]  rtnl_newlink_create (net/core/rtnetlink.c:3840)
[   56.747234][  T676]  ? rtnl_create_link (net/core/rtnetlink.c:3806)
[   56.747440][  T676]  ? __dev_get_by_name (net/core/dev.c:884)
[   56.747641][  T676]  ? rtnl_dev_get (net/core/rtnetlink.c:3419)
[   56.747840][  T676]  ? rtnl_validate_mdb_entry_del_bulk (net/core/rtnetlink.c:3419)
[   56.748096][  T676]  __rtnl_newlink (net/core/rtnetlink.c:3957)
[   56.748315][  T676]  rtnl_newlink (net/core/rtnetlink.c:351 (discriminator 1) net/core/rtnetlink.c:4073 (discriminator 1))
[   56.748524][  T676]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:470 kernel/locking/lockdep.c:5870)
[   56.748725][  T676]  ? rtnl_setlink (net/core/rtnetlink.c:3963)
[   56.748926][  T676]  ? __lock_acquire (kernel/locking/lockdep.c:5237 (discriminator 1))
[   56.749141][  T676]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5536)
[   56.749351][  T676]  ? rtnl_setlink (net/core/rtnetlink.c:3963)
[   56.749563][  T676]  rtnetlink_rcv_msg (net/core/rtnetlink.c:6958)
[   56.749768][  T676]  ? rtnl_fdb_dump (net/core/rtnetlink.c:6861)
[   56.749969][  T676]  ? __lock_acquire (kernel/locking/lockdep.c:5237 (discriminator 1))
[   56.750194][  T676]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:470 kernel/locking/lockdep.c:5870)
[   56.750396][  T676]  ? find_held_lock (kernel/locking/lockdep.c:5350 (discriminator 1))
[   56.750607][  T676]  netlink_rcv_skb (net/netlink/af_netlink.c:2550)
[   56.750809][  T676]  ? rtnl_fdb_dump (net/core/rtnetlink.c:6861)
[   56.751019][  T676]  ? netlink_ack (net/netlink/af_netlink.c:2527)
[   56.751237][  T676]  ? netlink_deliver_tap (./include/linux/rcupdate.h:322 (discriminator 1) ./include/linux/rcupdate.h:881 (discriminator 1) ./include/net/netns/generic.h:48 (discriminator 1) net/netlink/af_netlink.c:333 (discriminator 1))
[   56.751445][  T676]  ? netlink_deliver_tap (./include/linux/rcupdate.h:322 (discriminator 1) ./include/linux/rcupdate.h:881 (discriminator 1) net/netlink/af_netlink.c:340 (discriminator 1))
[   56.751650][  T676]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1344)
[   56.751852][  T676]  ? netlink_attachskb (net/netlink/af_netlink.c:1329)
[   56.752064][  T676]  ? __alloc_skb (./include/linux/bottom_half.h:20 (discriminator 1) net/core/skbuff.c:695 (discriminator 1))
[   56.752276][  T676]  ? napi_skb_cache_get (net/core/skbuff.c:674)
[   56.752486][  T676]  ? __lock_acquire (kernel/locking/lockdep.c:5237 (discriminator 1))
[   56.752686][  T676]  netlink_sendmsg (net/netlink/af_netlink.c:1894)
[   56.752887][  T676]  ? netlink_unicast (net/netlink/af_netlink.c:1813)
[   56.753102][  T676]  ? __might_fault (mm/memory.c:7217 (discriminator 4))
[   56.753315][  T676]  ____sys_sendmsg (net/socket.c:721 (discriminator 4) net/socket.c:736 (discriminator 4) net/socket.c:2585 (discriminator 4))
[   56.753523][  T676]  ? copy_msghdr_from_user (net/socket.c:2525)
[   56.753725][  T676]  ? get_timestamp.constprop.0 (net/socket.c:2531)
[   56.753959][  T676]  ? move_addr_to_kernel (net/socket.c:2511)
[   56.754172][  T676]  ? __lock_acquire (kernel/locking/lockdep.c:5237 (discriminator 1))
[   56.754387][  T676]  ___sys_sendmsg (net/socket.c:2641)
[   56.754598][  T676]  ? copy_msghdr_from_user (net/socket.c:2628)
[   56.754800][  T676]  ? do_fault_around (./include/linux/rcupdate.h:322 (discriminator 1) ./include/linux/rcupdate.h:881 (discriminator 1) mm/memory.c:5759 (discriminator 1))
[   56.755010][  T676]  ? do_pte_missing (mm/memory.c:5789 mm/memory.c:5932 mm/memory.c:4477)
[   56.755234][  T676]  ? lock_vma_under_rcu (./include/linux/rcupdate.h:322 (discriminator 1) ./include/linux/rcupdate.h:881 (discriminator 1) mm/mmap_lock.c:329 (discriminator 1))
[   56.755444][  T676]  __sys_sendmsg (net/socket.c:2671 (discriminator 1))
[   56.755644][  T676]  ? __sys_sendmsg_sock (net/socket.c:2656)
[   56.755845][  T676]  ? do_user_addr_fault (./arch/x86/include/asm/atomic.h:93 (discriminator 4) ./include/linux/atomic/atomic-arch-fallback.h:949 (discriminator 4) ./include/linux/atomic/atomic-instrumented.h:401 (discriminator 4) ./include/linux/refcount.h:389 (discriminator 4) ./include/linux/refcount.h:432 (discriminator 4) ./include/linux/mmap_lock.h:196 (discriminator 4) ./include/linux/mmap_lock.h:217 (discriminator 4) ./include/linux/mmap_lock.h:264 (discriminator 4) arch/x86/mm/fault.c:1336 (discriminator 4))
[   56.756059][  T676]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 1) kernel/rcu/tree.c:752 (discriminator 1))
[   56.756272][  T676]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 1) kernel/rcu/tree.c:752 (discriminator 1))
[   56.756482][  T676]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 (discriminator 1) arch/x86/entry/syscall_64.c:94 (discriminator 1))
[   56.756690][  T676]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   56.756891][  T676]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130)
[   56.757136][  T676] RIP: 0033:0x7fd6e14a5c5e
[   56.757354][  T676] Code: 4d 89 d8 e8 34 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 13 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 34 bd 00 00       	call   0xbd3c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 13 ff ff ff       	call   0xffffffffffffff4c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 13 ff ff ff       	call   0xffffffffffffff22
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   56.757937][  T676] RSP: 002b:00007ffed0e16570 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   56.758235][  T676] RAX: ffffffffffffffda RBX: 00007ffed0e16d18 RCX: 00007fd6e14a5c5e
[   56.758516][  T676] RDX: 0000000000000000 RSI: 00007ffed0e16630 RDI: 0000000000000005
[   56.758788][  T676] RBP: 00007ffed0e16580 R08: 0000000000000000 R09: 0000000000000000
[   56.759071][  T676] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffed0e16728
[   56.759361][  T676] R13: 0000000069b25bfc R14: 000000000049d860 R15: 000000000049c620
| [   56.937045][  T684] ------------[ cut here ]------------
| [   56.937342][  T684] WARNING: net/core/rtnetlink.c:4421 at rtmsg_ifinfo_build_skb+0x188/0x230, CPU#1: ip/684
| [   56.937621][  T684] Modules linked in: macsec netdevsim [last unloaded: netdevsim]
| [   56.938166][  T684] Tainted: [W]=WARN
[   56.938291][  T684] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   56.938488][  T684] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4421 (discriminator 2))
[   56.938688][  T684] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 51 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 26 2a f2 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 51 ff ff ff       	jmp    0xffffffffffffff7a
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 26 2a f2 ff       	call   0xfffffffffff22a62
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 26 2a f2 ff       	call   0xfffffffffff22a38
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   56.939234][  T684] RSP: 0018:ffa0000000586f08 EFLAGS: 00010286
[   56.939428][  T684] RAX: 00000000ffffffa6 RBX: ff11000009c613c0 RCX: 1ff40000000b0da7
[   56.939651][  T684] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000009c61470
[   56.939876][  T684] RBP: ff11000008cfc000 R08: 1fe220000138c28f R09: ff1100000d1a4278
[   56.940104][  T684] R10: ffe21c0001a3484f R11: 0000000000000001 R12: 0000000000000000
[   56.940339][  T684] R13: 0000000000000002 R14: 0000000000000000 R15: 0000000000000001
[   56.940568][  T684] FS:  00007f17d0b77440(0000) GS:ff110000a5913000(0000) knlGS:0000000000000000
[   56.940835][  T684] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   56.941027][  T684] CR2: 000055db3945f0c0 CR3: 000000000d2dc005 CR4: 0000000000771ef0
[   56.941259][  T684] PKRU: 55555554
[   56.941372][  T684] Call Trace:
[   56.941489][  T684]  <TASK>
[   56.941567][  T684]  rtnetlink_event (net/core/rtnetlink.c:4451 net/core/rtnetlink.c:4439 net/core/rtnetlink.c:7018)
[   56.941718][  T684]  notifier_call_chain (kernel/notifier.c:87)
[   56.941873][  T684]  __netdev_upper_dev_link (net/core/dev.c:11131 net/core/dev.c:8924)
[   56.942032][  T684]  ? generic_xdp_install (net/core/dev.c:8864)
[   56.942189][  T684]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:470 kernel/locking/lockdep.c:5870)
[   56.942339][  T684]  ? find_held_lock (kernel/locking/lockdep.c:5350 (discriminator 1))
[   56.942491][  T684]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5536)
[   56.942645][  T684]  netdev_upper_dev_link (net/core/dev.c:8954)
[   56.942794][  T684]  ? __netdev_upper_dev_link (net/core/dev.c:8948)
[   56.942944][  T684]  ? static_obj (kernel/locking/lockdep.c:858 (discriminator 1))
[   56.943060][  T684]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973 (discriminator 1))
[   56.943217][  T684] macsec_newlink (drivers/net/macsec.c:4165) macsec
[   56.943373][  T684]  ? macsec_insert_tx_tag (drivers/net/macsec.c:4101) macsec
[   56.943565][  T684]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 1) kernel/rcu/tree.c:752 (discriminator 1))
[   56.943715][  T684]  ? trace_kmalloc (./include/trace/events/kmem.h:57 (discriminator 33))
[   56.943865][  T684]  ? __kasan_kmalloc (mm/kasan/common.c:419)
[   56.944020][  T684]  ? __kvmalloc_node_noprof (mm/slub.c:6733)
[   56.944170][  T684]  ? alloc_netdev_mqs (net/core/dev.c:12134 (discriminator 9))
[   56.944327][  T684]  ? rtnl_af_lookup (net/core/rtnetlink.c:2675)
[   56.944482][  T684]  ? __lock_acquire (kernel/locking/lockdep.c:5237 (discriminator 1))
[   56.944631][  T684]  ? macsec_add_dev (drivers/net/macsec.c:3792) macsec
[   56.944782][  T684]  ? rtnl_create_link (net/core/rtnetlink.c:3657)
[   56.944934][  T684]  rtnl_newlink_create (net/core/rtnetlink.c:3840)
[   56.945091][  T684]  ? rtnl_create_link (net/core/rtnetlink.c:3806)
[   56.945246][  T684]  ? __dev_get_by_name (net/core/dev.c:884)
[   56.945396][  T684]  ? rtnl_dev_get (net/core/rtnetlink.c:3419)
[   56.945552][  T684]  ? rtnl_validate_mdb_entry_del_bulk (net/core/rtnetlink.c:3419)
[   56.945743][  T684]  __rtnl_newlink (net/core/rtnetlink.c:3957)
[   56.945897][  T684]  rtnl_newlink (net/core/rtnetlink.c:351 (discriminator 1) net/core/rtnetlink.c:4073 (discriminator 1))
[   56.946053][  T684]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:470 kernel/locking/lockdep.c:5870)
[   56.946227][  T684]  ? rtnl_setlink (net/core/rtnetlink.c:3963)
[   56.946379][  T684]  ? __lock_acquire (kernel/locking/lockdep.c:5237 (discriminator 1))
[   56.946534][  T684]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5536)
[   56.946683][  T684]  ? rtnl_setlink (net/core/rtnetlink.c:3963)
[   56.946829][  T684]  rtnetlink_rcv_msg (net/core/rtnetlink.c:6958)
[   56.946983][  T684]  ? rtnl_fdb_dump (net/core/rtnetlink.c:6861)
[   56.947131][  T684]  ? __lock_acquire (kernel/locking/lockdep.c:5237 (discriminator 1))
[   56.947288][  T684]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:470 kernel/locking/lockdep.c:5870)
[   56.947441][  T684]  ? find_held_lock (kernel/locking/lockdep.c:5350 (discriminator 1))
[   56.947594][  T684]  netlink_rcv_skb (net/netlink/af_netlink.c:2550)
[   56.947742][  T684]  ? rtnl_fdb_dump (net/core/rtnetlink.c:6861)
[   56.947891][  T684]  ? netlink_ack (net/netlink/af_netlink.c:2527)
[   56.948047][  T684]  ? netlink_deliver_tap (./include/linux/rcupdate.h:322 (discriminator 1) ./include/linux/rcupdate.h:881 (discriminator 1) ./include/net/netns/generic.h:48 (discriminator 1) net/netlink/af_netlink.c:333 (discriminator 1))
[   56.948197][  T684]  ? netlink_deliver_tap (./include/linux/rcupdate.h:322 (discriminator 1) ./include/linux/rcupdate.h:881 (discriminator 1) net/netlink/af_netlink.c:340 (discriminator 1))
[   56.948349][  T684]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1344)
[   56.948502][  T684]  ? netlink_attachskb (net/netlink/af_netlink.c:1329)
[   56.948651][  T684]  ? __alloc_skb (./include/linux/bottom_half.h:20 (discriminator 1) net/core/skbuff.c:695 (discriminator 1))
[   56.948800][  T684]  ? napi_skb_cache_get (net/core/skbuff.c:674)
[   56.948950][  T684]  ? __lock_acquire (kernel/locking/lockdep.c:5237 (discriminator 1))
[   56.949101][  T684]  netlink_sendmsg (net/netlink/af_netlink.c:1894)
[   56.949257][  T684]  ? netlink_unicast (net/netlink/af_netlink.c:1813)
[   56.949411][  T684]  ? __might_fault (mm/memory.c:7217 (discriminator 4))
[   56.949564][  T684]  ____sys_sendmsg (net/socket.c:721 (discriminator 4) net/socket.c:736 (discriminator 4) net/socket.c:2585 (discriminator 4))
[   56.949713][  T684]  ? copy_msghdr_from_user (net/socket.c:2525)
[   56.949862][  T684]  ? get_timestamp.constprop.0 (net/socket.c:2531)
[   56.950050][  T684]  ? move_addr_to_kernel (net/socket.c:2511)
[   56.950199][  T684]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5536)
[   56.950348][  T684]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5536)
[   56.950501][  T684]  ___sys_sendmsg (net/socket.c:2641)
[   56.950650][  T684]  ? copy_msghdr_from_user (net/socket.c:2628)
[   56.950805][  T684]  ? do_wp_page (mm/memory.c:4241)
[   56.950958][  T684]  ? lock_vma_under_rcu (./include/linux/rcupdate.h:322 (discriminator 1) ./include/linux/rcupdate.h:881 (discriminator 1) mm/mmap_lock.c:329 (discriminator 1))
[   56.951114][  T684]  __sys_sendmsg (net/socket.c:2671 (discriminator 1))
[   56.951267][  T684]  ? __sys_sendmsg_sock (net/socket.c:2656)
[   56.951422][  T684]  ? do_user_addr_fault (./arch/x86/include/asm/atomic.h:93 (discriminator 4) ./include/linux/atomic/atomic-arch-fallback.h:949 (discriminator 4) ./include/linux/atomic/atomic-instrumented.h:401 (discriminator 4) ./include/linux/refcount.h:389 (discriminator 4) ./include/linux/refcount.h:432 (discriminator 4) ./include/linux/mmap_lock.h:196 (discriminator 4) ./include/linux/mmap_lock.h:217 (discriminator 4) ./include/linux/mmap_lock.h:264 (discriminator 4) arch/x86/mm/fault.c:1336 (discriminator 4))
[   56.951572][  T684]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 1) kernel/rcu/tree.c:752 (discriminator 1))
[   56.951720][  T684]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 1) kernel/rcu/tree.c:752 (discriminator 1))
[   56.951868][  T684]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 (discriminator 1) arch/x86/entry/syscall_64.c:94 (discriminator 1))
[   56.952022][  T684]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   56.952170][  T684]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130)
[   56.952363][  T684] RIP: 0033:0x7f17d0cd1c5e
[   56.952523][  T684] Code: 4d 89 d8 e8 34 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 13 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 34 bd 00 00       	call   0xbd3c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 13 ff ff ff       	call   0xffffffffffffff4c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 13 ff ff ff       	call   0xffffffffffffff22
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   56.953056][  T684] RSP: 002b:00007ffcfd55c660 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   56.953287][  T684] RAX: ffffffffffffffda RBX: 00007ffcfd55ce08 RCX: 00007f17d0cd1c5e
[   56.953514][  T684] RDX: 0000000000000000 RSI: 00007ffcfd55c720 RDI: 0000000000000005
[   56.953737][  T684] RBP: 00007ffcfd55c670 R08: 0000000000000000 R09: 0000000000000000
[   56.953960][  T684] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffcfd55cde0


Finger prints:
rtmsg_ifinfo_build_skb:rtnetlink_event:notifier_call_chain:__netdev_upper_dev_link:netdev_upper_dev_link