======================================
| xx__-> [ 2138.278498][T31075] MACsec IEEE 802.1AE
| [ 2138.292962][T31074] ------------[ cut here ]------------
| [ 2138.293130][T31074] WARNING: net/core/rtnetlink.c:4421 at rtmsg_ifinfo_build_skb+0x188/0x230, CPU#0: ip/31074
| [ 2138.293423][T31074] Modules linked in: macsec ipvlan xt_length act_ct nf_flow_table cls_flower nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 cls_bpf netdevsim psample xfrm_user geneve vxlan ip6_gre ip_gre gre act_gact cls_matchall sch_ingress xt_HL nft_compat nf_tables amt [last unloaded: test_bpf]
[ 2138.294591][T31074] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 2138.294780][T31074] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4421 (discriminator 2))
[ 2138.294968][T31074] 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 b6 0f 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 b6 0f f2 ff       	call   0xfffffffffff20ff2
  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 b6 0f f2 ff       	call   0xfffffffffff20fc8
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[ 2138.295486][T31074] RSP: 0018:ffa00000004b6f08 EFLAGS: 00010286
[ 2138.296023][T31074] RAX: 00000000ffffffa6 RBX: ff1100000ca1ce40 RCX: 1ff4000000096da7
[ 2138.296240][T31074] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000ca1cefc
[ 2138.296455][T31074] RBP: ff110000053ac000 R08: 1fe22000019439e1 R09: ff110000194ec270
[ 2138.296676][T31074] R10: ffe21c000329d84e R11: 0000000000000001 R12: 0000000000000000
[ 2138.296891][T31074] R13: 0000000000000002 R14: 0000000000000000 R15: 0000000000000000
[ 2138.297209][T31074] FS:  00007fc489dca440(0000) GS:ff110000db9d9000(0000) knlGS:0000000000000000
[ 2138.297463][T31074] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 2138.297651][T31074] CR2: 000000000049d860 CR3: 000000000f125005 CR4: 0000000000771ef0
[ 2138.297871][T31074] PKRU: 55555554
[ 2138.297981][T31074] Call Trace:
[ 2138.298092][T31074]  <TASK>
[ 2138.298168][T31074]  rtnetlink_event (net/core/rtnetlink.c:4451 net/core/rtnetlink.c:4439 net/core/rtnetlink.c:7018)
[ 2138.298314][T31074]  notifier_call_chain (kernel/notifier.c:87)
[ 2138.298645][T31074]  __netdev_upper_dev_link (net/core/dev.c:11131 net/core/dev.c:8924)
[ 2138.298798][T31074]  ? vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4747) vxlan
[ 2138.298946][T31074]  ? generic_xdp_install (net/core/dev.c:8864)
[ 2138.299090][T31074]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:470 kernel/locking/lockdep.c:5870)
[ 2138.299235][T31074]  ? find_held_lock (kernel/locking/lockdep.c:5350 (discriminator 1))
[ 2138.299379][T31074]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5536)
[ 2138.299529][T31074]  netdev_upper_dev_link (net/core/dev.c:8954)
[ 2138.299764][T31074]  ? __netdev_upper_dev_link (net/core/dev.c:8948)
[ 2138.299998][T31074]  ? static_obj (kernel/locking/lockdep.c:858 (discriminator 1))
[ 2138.300108][T31074]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973 (discriminator 1))
[ 2138.300249][T31074] macsec_newlink (drivers/net/macsec.c:4165) macsec
[ 2138.300487][T31074]  ? macsec_insert_tx_tag (drivers/net/macsec.c:4101) macsec
[ 2138.300663][T31074]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 1) kernel/rcu/tree.c:752 (discriminator 1))
[ 2138.300810][T31074]  ? trace_kmalloc (./include/trace/events/kmem.h:57 (discriminator 33))
[ 2138.300954][T31074]  ? __kasan_kmalloc (mm/kasan/common.c:419)
[ 2138.301098][T31074]  ? __kvmalloc_node_noprof (mm/slub.c:6733)
[ 2138.301242][T31074]  ? alloc_netdev_mqs (net/core/dev.c:12134 (discriminator 9))
[ 2138.301388][T31074]  ? rtnl_af_lookup (net/core/rtnetlink.c:2675)
[ 2138.301542][T31074]  ? __lock_acquire (kernel/locking/lockdep.c:5237 (discriminator 1))
[ 2138.301684][T31074]  ? macsec_add_dev (drivers/net/macsec.c:3792) macsec
[ 2138.301836][T31074]  ? rtnl_create_link (net/core/rtnetlink.c:3657)
[ 2138.302070][T31074]  rtnl_newlink_create (net/core/rtnetlink.c:3840)
[ 2138.302212][T31074]  ? rtnl_create_link (net/core/rtnetlink.c:3806)
[ 2138.302355][T31074]  ? __dev_get_by_name (net/core/dev.c:884)
[ 2138.302597][T31074]  ? rtnl_dev_get (net/core/rtnetlink.c:3419)
[ 2138.302831][T31074]  ? rtnl_validate_mdb_entry_del_bulk (net/core/rtnetlink.c:3419)
[ 2138.303012][T31074]  __rtnl_newlink (net/core/rtnetlink.c:3957)
[ 2138.303157][T31074]  rtnl_newlink (net/core/rtnetlink.c:351 (discriminator 1) net/core/rtnetlink.c:4073 (discriminator 1))
[ 2138.303303][T31074]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:470 kernel/locking/lockdep.c:5870)
[ 2138.303537][T31074]  ? rtnl_setlink (net/core/rtnetlink.c:3963)
[ 2138.303680][T31074]  ? __lock_acquire (kernel/locking/lockdep.c:5237 (discriminator 1))
[ 2138.303828][T31074]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5536)
[ 2138.303973][T31074]  ? rtnl_setlink (net/core/rtnetlink.c:3963)
[ 2138.304113][T31074]  rtnetlink_rcv_msg (net/core/rtnetlink.c:6958)
[ 2138.304255][T31074]  ? rtnl_fdb_dump (net/core/rtnetlink.c:6861)
[ 2138.304396][T31074]  ? __lock_acquire (kernel/locking/lockdep.c:5237 (discriminator 1))
[ 2138.304634][T31074]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:470 kernel/locking/lockdep.c:5870)
[ 2138.304868][T31074]  ? find_held_lock (kernel/locking/lockdep.c:5350 (discriminator 1))
[ 2138.305012][T31074]  netlink_rcv_skb (net/netlink/af_netlink.c:2550)
[ 2138.305153][T31074]  ? rtnl_fdb_dump (net/core/rtnetlink.c:6861)
[ 2138.305297][T31074]  ? netlink_ack (net/netlink/af_netlink.c:2527)
[ 2138.305441][T31074]  ? 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))
[ 2138.305586][T31074]  ? 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))
[ 2138.305733][T31074]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1344)
[ 2138.305875][T31074]  ? netlink_attachskb (net/netlink/af_netlink.c:1329)
[ 2138.306104][T31074]  ? __alloc_skb (./include/linux/bottom_half.h:20 (discriminator 1) net/core/skbuff.c:695 (discriminator 1))
[ 2138.306246][T31074]  ? napi_skb_cache_get (net/core/skbuff.c:674)
[ 2138.306391][T31074]  ? __lock_acquire (kernel/locking/lockdep.c:5237 (discriminator 1))
[ 2138.306539][T31074]  netlink_sendmsg (net/netlink/af_netlink.c:1894)
[ 2138.306681][T31074]  ? netlink_unicast (net/netlink/af_netlink.c:1813)
[ 2138.306916][T31074]  ? __might_fault (mm/memory.c:7217 (discriminator 4))
[ 2138.307060][T31074]  ____sys_sendmsg (net/socket.c:721 (discriminator 4) net/socket.c:736 (discriminator 4) net/socket.c:2585 (discriminator 4))
[ 2138.307201][T31074]  ? copy_msghdr_from_user (net/socket.c:2525)
[ 2138.307341][T31074]  ? get_timestamp.constprop.0 (net/socket.c:2531)
[ 2138.307521][T31074]  ? move_addr_to_kernel (net/socket.c:2511)
[ 2138.307844][T31074]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5536)
[ 2138.307987][T31074]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5536)
[ 2138.308218][T31074]  ___sys_sendmsg (net/socket.c:2641)
[ 2138.308359][T31074]  ? copy_msghdr_from_user (net/socket.c:2628)
[ 2138.308508][T31074]  ? do_wp_page (mm/memory.c:4241)
[ 2138.308652][T31074]  ? 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))
[ 2138.308802][T31074]  __sys_sendmsg (net/socket.c:2671 (discriminator 1))
[ 2138.308943][T31074]  ? __sys_sendmsg_sock (net/socket.c:2656)
[ 2138.309087][T31074]  ? 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))
[ 2138.309228][T31074]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 1) kernel/rcu/tree.c:752 (discriminator 1))
[ 2138.309368][T31074]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 1) kernel/rcu/tree.c:752 (discriminator 1))
[ 2138.309515][T31074]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 (discriminator 1) arch/x86/entry/syscall_64.c:94 (discriminator 1))
[ 2138.309658][T31074]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[ 2138.309807][T31074]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130)
[ 2138.309986][T31074] RIP: 0033:0x7fc489f24c5e
[ 2138.310138][T31074] 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
[ 2138.310676][T31074] RSP: 002b:00007fffb616e0a0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[ 2138.310900][T31074] RAX: ffffffffffffffda RBX: 00007fffb616e858 RCX: 00007fc489f24c5e
[ 2138.311114][T31074] RDX: 0000000000000000 RSI: 00007fffb616e160 RDI: 0000000000000003
[ 2138.311327][T31074] RBP: 00007fffb616e0b0 R08: 0000000000000000 R09: 0000000000000000
[ 2138.311547][T31074] R10: 0000000000000000 R11: 0000000000000202 R12: 00007fffb616e830
[ 2138.311766][T31074] R13: 0000000069b26127 R14: 000000000049d860 R15: 000000000049c620
| [ 2139.416240][T31117] ------------[ cut here ]------------
| [ 2139.416448][T31117] WARNING: net/core/rtnetlink.c:4421 at rtmsg_ifinfo_build_skb+0x188/0x230, CPU#2: ip/31117
| [ 2139.417109][T31117] Modules linked in: xfrm_interface macsec ipvlan xt_length act_ct nf_flow_table cls_flower nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 cls_bpf netdevsim psample xfrm_user geneve vxlan ip6_gre ip_gre gre act_gact cls_matchall sch_ingress xt_HL nft_compat nf_tables amt [last unloaded: test_bpf]
| [ 2139.418296][T31117] Tainted: [W]=WARN
[ 2139.418451][T31117] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 2139.418686][T31117] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4421 (discriminator 2))
[ 2139.418928][T31117] 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 b6 0f 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 b6 0f f2 ff       	call   0xfffffffffff20ff2
  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 b6 0f f2 ff       	call   0xfffffffffff20fc8
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[ 2139.419491][T31117] RSP: 0018:ffa0000000536f08 EFLAGS: 00010286
[ 2139.419729][T31117] RAX: 00000000ffffffa6 RBX: ff1100000e052c80 RCX: 1ff40000000a6da7
[ 2139.419987][T31117] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000e052d3c
[ 2139.420247][T31117] RBP: ff110000109e1000 R08: 1fe2200001c0a5a9 R09: ff11000010dd9270
[ 2139.420514][T31117] R10: ffe21c00021bb24e R11: 0000000000000001 R12: 0000000000000000
[ 2139.420780][T31117] R13: 0000000000000002 R14: 0000000000000000 R15: 0000000000000002
[ 2139.421043][T31117] FS:  00007efe7d7ea440(0000) GS:ff110000dbad9000(0000) knlGS:0000000000000000
[ 2139.421341][T31117] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 2139.421579][T31117] CR2: 000000000049d860 CR3: 000000001107b001 CR4: 0000000000771ef0
[ 2139.421848][T31117] PKRU: 55555554
[ 2139.422001][T31117] Call Trace:
[ 2139.422154][T31117]  <TASK>
[ 2139.422273][T31117]  rtnetlink_event (net/core/rtnetlink.c:4451 net/core/rtnetlink.c:4439 net/core/rtnetlink.c:7018)
[ 2139.422477][T31117]  notifier_call_chain (kernel/notifier.c:87)
[ 2139.422672][T31117]  __netdev_upper_dev_link (net/core/dev.c:11131 net/core/dev.c:8924)
[ 2139.422874][T31117]  ? vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4747) vxlan
[ 2139.423071][T31117]  ? generic_xdp_install (net/core/dev.c:8864)
[ 2139.423263][T31117]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:470 kernel/locking/lockdep.c:5870)
[ 2139.423477][T31117]  ? find_held_lock (kernel/locking/lockdep.c:5350 (discriminator 1))
[ 2139.423671][T31117]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5536)
[ 2139.423870][T31117]  netdev_upper_dev_link (net/core/dev.c:8954)
[ 2139.424061][T31117]  ? __netdev_upper_dev_link (net/core/dev.c:8948)
[ 2139.424251][T31117]  ? static_obj (kernel/locking/lockdep.c:858 (discriminator 1))
[ 2139.424405][T31117]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973 (discriminator 1))
[ 2139.424606][T31117] macsec_newlink (drivers/net/macsec.c:4165) macsec
[ 2139.424809][T31117]  ? macsec_insert_tx_tag (drivers/net/macsec.c:4101) macsec
[ 2139.425038][T31117]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 1) kernel/rcu/tree.c:752 (discriminator 1))
[ 2139.425228][T31117]  ? trace_kmalloc (./include/trace/events/kmem.h:57 (discriminator 33))
[ 2139.425418][T31117]  ? __kasan_kmalloc (mm/kasan/common.c:419)
[ 2139.425621][T31117]  ? __kvmalloc_node_noprof (mm/slub.c:6733)
[ 2139.425817][T31117]  ? alloc_netdev_mqs (net/core/dev.c:12134 (discriminator 9))
[ 2139.426007][T31117]  ? rtnl_af_lookup (net/core/rtnetlink.c:2675)
[ 2139.426198][T31117]  ? __lock_acquire (kernel/locking/lockdep.c:5237 (discriminator 1))
[ 2139.426387][T31117]  ? macsec_add_dev (drivers/net/macsec.c:3792) macsec
[ 2139.426586][T31117]  ? rtnl_create_link (net/core/rtnetlink.c:3657)
[ 2139.426786][T31117]  rtnl_newlink_create (net/core/rtnetlink.c:3840)
[ 2139.426976][T31117]  ? rtnl_create_link (net/core/rtnetlink.c:3806)
[ 2139.427164][T31117]  ? __dev_get_by_name (net/core/dev.c:884)
[ 2139.427355][T31117]  ? rtnl_dev_get (net/core/rtnetlink.c:3419)
[ 2139.427552][T31117]  ? rtnl_validate_mdb_entry_del_bulk (net/core/rtnetlink.c:3419)
[ 2139.427788][T31117]  __rtnl_newlink (net/core/rtnetlink.c:3957)
[ 2139.427983][T31117]  rtnl_newlink (net/core/rtnetlink.c:351 (discriminator 1) net/core/rtnetlink.c:4073 (discriminator 1))
[ 2139.428174][T31117]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:470 kernel/locking/lockdep.c:5870)
[ 2139.428362][T31117]  ? rtnl_setlink (net/core/rtnetlink.c:3963)
[ 2139.428563][T31117]  ? __lock_acquire (kernel/locking/lockdep.c:5237 (discriminator 1))
[ 2139.428762][T31117]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5536)
[ 2139.428955][T31117]  ? rtnl_setlink (net/core/rtnetlink.c:3963)
[ 2139.429144][T31117]  rtnetlink_rcv_msg (net/core/rtnetlink.c:6958)
[ 2139.429334][T31117]  ? rtnl_fdb_dump (net/core/rtnetlink.c:6861)
[ 2139.429537][T31117]  ? __lock_acquire (kernel/locking/lockdep.c:5237 (discriminator 1))
[ 2139.429733][T31117]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:470 kernel/locking/lockdep.c:5870)
[ 2139.429920][T31117]  ? find_held_lock (kernel/locking/lockdep.c:5350 (discriminator 1))
[ 2139.430110][T31117]  netlink_rcv_skb (net/netlink/af_netlink.c:2550)
[ 2139.430298][T31117]  ? rtnl_fdb_dump (net/core/rtnetlink.c:6861)
[ 2139.430499][T31117]  ? netlink_ack (net/netlink/af_netlink.c:2527)
[ 2139.430691][T31117]  ? 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))
[ 2139.430888][T31117]  ? 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))
[ 2139.431078][T31117]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1344)
[ 2139.431267][T31117]  ? netlink_attachskb (net/netlink/af_netlink.c:1329)
[ 2139.431454][T31117]  ? __alloc_skb (./include/linux/bottom_half.h:20 (discriminator 1) net/core/skbuff.c:695 (discriminator 1))
[ 2139.431655][T31117]  ? napi_skb_cache_get (net/core/skbuff.c:674)
[ 2139.431850][T31117]  ? __lock_acquire (kernel/locking/lockdep.c:5237 (discriminator 1))
[ 2139.432038][T31117]  netlink_sendmsg (net/netlink/af_netlink.c:1894)
[ 2139.432227][T31117]  ? netlink_unicast (net/netlink/af_netlink.c:1813)
[ 2139.432419][T31117]  ? __might_fault (mm/memory.c:7217 (discriminator 4))
[ 2139.432623][T31117]  ____sys_sendmsg (net/socket.c:721 (discriminator 4) net/socket.c:736 (discriminator 4) net/socket.c:2585 (discriminator 4))
[ 2139.432822][T31117]  ? copy_msghdr_from_user (net/socket.c:2525)
[ 2139.433009][T31117]  ? get_timestamp.constprop.0 (net/socket.c:2531)
[ 2139.433231][T31117]  ? move_addr_to_kernel (net/socket.c:2511)
[ 2139.433419][T31117]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5536)
[ 2139.433622][T31117]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5536)
[ 2139.433823][T31117]  ___sys_sendmsg (net/socket.c:2641)
[ 2139.434012][T31117]  ? copy_msghdr_from_user (net/socket.c:2628)
[ 2139.434205][T31117]  ? do_wp_page (mm/memory.c:4241)
[ 2139.434398][T31117]  ? 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))
[ 2139.434602][T31117]  __sys_sendmsg (net/socket.c:2671 (discriminator 1))
[ 2139.434796][T31117]  ? __sys_sendmsg_sock (net/socket.c:2656)
[ 2139.434990][T31117]  ? 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))
[ 2139.435182][T31117]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 1) kernel/rcu/tree.c:752 (discriminator 1))
[ 2139.435372][T31117]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 1) kernel/rcu/tree.c:752 (discriminator 1))
[ 2139.435573][T31117]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 (discriminator 1) arch/x86/entry/syscall_64.c:94 (discriminator 1))
[ 2139.435772][T31117]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[ 2139.435965][T31117]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130)
[ 2139.436188][T31117] RIP: 0033:0x7efe7d944c5e
[ 2139.436384][T31117] 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
[ 2139.436954][T31117] RSP: 002b:00007ffd5c0bdb00 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[ 2139.437215][T31117] RAX: ffffffffffffffda RBX: 00007ffd5c0be2c8 RCX: 00007efe7d944c5e
[ 2139.437484][T31117] RDX: 0000000000000000 RSI: 00007ffd5c0bdbc0 RDI: 0000000000000003
[ 2139.437751][T31117] RBP: 00007ffd5c0bdb10 R08: 0000000000000000 R09: 0000000000000000
[ 2139.438007][T31117] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffd5c0be290
[ 2139.438265][T31117] R13: 0000000069b26128 R14: 000000000049d860 R15: 000000000049c620
| [ 2140.468586][T31156] ------------[ cut here ]------------
| [ 2140.468806][T31156] WARNING: net/core/rtnetlink.c:4421 at rtmsg_ifinfo_build_skb+0x188/0x230, CPU#2: ip/31156
| [ 2140.469140][T31156] Modules linked in: xfrm_interface macsec ipvlan xt_length act_ct nf_flow_table cls_flower nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 cls_bpf netdevsim psample xfrm_user geneve vxlan ip6_gre ip_gre gre act_gact cls_matchall sch_ingress xt_HL nft_compat nf_tables amt [last unloaded: test_bpf]
| [ 2140.470836][T31156] Tainted: [W]=WARN
[ 2140.470989][T31156] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 2140.471211][T31156] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4421 (discriminator 2))
[ 2140.471446][T31156] 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 b6 0f 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 b6 0f f2 ff       	call   0xfffffffffff20ff2
  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 b6 0f f2 ff       	call   0xfffffffffff20fc8
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[ 2140.472024][T31156] RSP: 0018:ffa0000000c3ef08 EFLAGS: 00010286
[ 2140.472252][T31156] RAX: 00000000ffffffa6 RBX: ff1100000cb0cac0 RCX: 1ff4000000187da7
[ 2140.472519][T31156] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000cb0cb7c
[ 2140.472783][T31156] RBP: ff1100000a164000 R08: 1fe2200001961971 R09: ff1100000e0c1270
[ 2140.473042][T31156] R10: ffe21c0001c1824e R11: 0000000000000001 R12: 0000000000000000
[ 2140.473301][T31156] R13: 0000000000000002 R14: 0000000000000000 R15: 0000000000000002
[ 2140.473573][T31156] FS:  00007fa0b6154440(0000) GS:ff110000dbad9000(0000) knlGS:0000000000000000
[ 2140.473878][T31156] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 2140.474104][T31156] CR2: 000000000049d860 CR3: 000000000785c002 CR4: 0000000000771ef0
[ 2140.474367][T31156] PKRU: 55555554
[ 2140.474532][T31156] Call Trace:
[ 2140.474685][T31156]  <TASK>
[ 2140.474810][T31156]  rtnetlink_event (net/core/rtnetlink.c:4451 net/core/rtnetlink.c:4439 net/core/rtnetlink.c:7018)
[ 2140.475002][T31156]  notifier_call_chain (kernel/notifier.c:87)
[ 2140.475197][T31156]  __netdev_upper_dev_link (net/core/dev.c:11131 net/core/dev.c:8924)
[ 2140.475389][T31156]  ? vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4747) vxlan
[ 2140.475593][T31156]  ? generic_xdp_install (net/core/dev.c:8864)
[ 2140.475793][T31156]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:470 kernel/locking/lockdep.c:5870)
[ 2140.475983][T31156]  ? find_held_lock (kernel/locking/lockdep.c:5350 (discriminator 1))
[ 2140.476176][T31156]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5536)
[ 2140.476369][T31156]  netdev_upper_dev_link (net/core/dev.c:8954)
[ 2140.476571][T31156]  ? __netdev_upper_dev_link (net/core/dev.c:8948)
[ 2140.476766][T31156]  ? static_obj (kernel/locking/lockdep.c:858 (discriminator 1))
[ 2140.476919][T31156]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973 (discriminator 1))
[ 2140.477109][T31156] macsec_newlink (drivers/net/macsec.c:4165) macsec
[ 2140.477306][T31156]  ? macsec_insert_tx_tag (drivers/net/macsec.c:4101) macsec
[ 2140.477544][T31156]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 1) kernel/rcu/tree.c:752 (discriminator 1))
[ 2140.477740][T31156]  ? trace_kmalloc (./include/trace/events/kmem.h:57 (discriminator 33))
[ 2140.477931][T31156]  ? __kasan_kmalloc (mm/kasan/common.c:419)
[ 2140.478122][T31156]  ? __kvmalloc_node_noprof (mm/slub.c:6733)
[ 2140.478310][T31156]  ? alloc_netdev_mqs (net/core/dev.c:12134 (discriminator 9))
[ 2140.478514][T31156]  ? rtnl_af_lookup (net/core/rtnetlink.c:2675)
[ 2140.478704][T31156]  ? __lock_acquire (kernel/locking/lockdep.c:5237 (discriminator 1))
[ 2140.478902][T31156]  ? macsec_add_dev (drivers/net/macsec.c:3792) macsec
[ 2140.479092][T31156]  ? rtnl_create_link (net/core/rtnetlink.c:3657)
[ 2140.479285][T31156]  rtnl_newlink_create (net/core/rtnetlink.c:3840)
[ 2140.479486][T31156]  ? rtnl_create_link (net/core/rtnetlink.c:3806)
[ 2140.479675][T31156]  ? __dev_get_by_name (net/core/dev.c:884)
[ 2140.479874][T31156]  ? rtnl_dev_get (net/core/rtnetlink.c:3419)
[ 2140.480064][T31156]  ? rtnl_validate_mdb_entry_del_bulk (net/core/rtnetlink.c:3419)
[ 2140.480293][T31156]  __rtnl_newlink (net/core/rtnetlink.c:3957)
[ 2140.480500][T31156]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 33) security/commoncap.c:130 (discriminator 33))
[ 2140.480692][T31156]  rtnl_newlink (net/core/rtnetlink.c:351 (discriminator 1) net/core/rtnetlink.c:4073 (discriminator 1))
[ 2140.480886][T31156]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:470 kernel/locking/lockdep.c:5870)
[ 2140.481074][T31156]  ? rtnl_setlink (net/core/rtnetlink.c:3963)
[ 2140.481264][T31156]  ? __lock_acquire (kernel/locking/lockdep.c:5237 (discriminator 1))
[ 2140.481455][T31156]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5536)
[ 2140.481659][T31156]  ? rtnl_setlink (net/core/rtnetlink.c:3963)
[ 2140.481860][T31156]  rtnetlink_rcv_msg (net/core/rtnetlink.c:6958)
[ 2140.482053][T31156]  ? rtnl_fdb_dump (net/core/rtnetlink.c:6861)
[ 2140.482245][T31156]  ? __lock_acquire (kernel/locking/lockdep.c:5237 (discriminator 1))
[ 2140.482439][T31156]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:470 kernel/locking/lockdep.c:5870)
[ 2140.482640][T31156]  ? find_held_lock (kernel/locking/lockdep.c:5350 (discriminator 1))
[ 2140.482839][T31156]  netlink_rcv_skb (net/netlink/af_netlink.c:2550)
[ 2140.483030][T31156]  ? rtnl_fdb_dump (net/core/rtnetlink.c:6861)
[ 2140.483222][T31156]  ? netlink_ack (net/netlink/af_netlink.c:2527)
[ 2140.483415][T31156]  ? 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))
[ 2140.483616][T31156]  ? 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))
[ 2140.483811][T31156]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1344)
[ 2140.484002][T31156]  ? netlink_attachskb (net/netlink/af_netlink.c:1329)
[ 2140.484190][T31156]  ? __alloc_skb (./include/linux/bottom_half.h:20 (discriminator 1) net/core/skbuff.c:695 (discriminator 1))
[ 2140.484381][T31156]  ? napi_skb_cache_get (net/core/skbuff.c:674)
[ 2140.484583][T31156]  ? __lock_acquire (kernel/locking/lockdep.c:5237 (discriminator 1))
[ 2140.484779][T31156]  netlink_sendmsg (net/netlink/af_netlink.c:1894)
[ 2140.484974][T31156]  ? netlink_unicast (net/netlink/af_netlink.c:1813)
[ 2140.485168][T31156]  ? __might_fault (mm/memory.c:7217 (discriminator 4))
[ 2140.485360][T31156]  ____sys_sendmsg (net/socket.c:721 (discriminator 4) net/socket.c:736 (discriminator 4) net/socket.c:2585 (discriminator 4))
[ 2140.485561][T31156]  ? copy_msghdr_from_user (net/socket.c:2525)
[ 2140.485758][T31156]  ? get_timestamp.constprop.0 (net/socket.c:2531)
[ 2140.485980][T31156]  ? move_addr_to_kernel (net/socket.c:2511)
[ 2140.486171][T31156]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5536)
[ 2140.486364][T31156]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5536)
[ 2140.486571][T31156]  ___sys_sendmsg (net/socket.c:2641)
[ 2140.486769][T31156]  ? copy_msghdr_from_user (net/socket.c:2628)
[ 2140.486963][T31156]  ? do_wp_page (mm/memory.c:4241)
[ 2140.487161][T31156]  ? 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))
[ 2140.487357][T31156]  __sys_sendmsg (net/socket.c:2671 (discriminator 1))
[ 2140.487556][T31156]  ? __sys_sendmsg_sock (net/socket.c:2656)
[ 2140.487755][T31156]  ? 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))
[ 2140.487945][T31156]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 1) kernel/rcu/tree.c:752 (discriminator 1))
[ 2140.488132][T31156]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 1) kernel/rcu/tree.c:752 (discriminator 1))
[ 2140.488322][T31156]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 (discriminator 1) arch/x86/entry/syscall_64.c:94 (discriminator 1))
[ 2140.488520][T31156]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[ 2140.488709][T31156]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130)
[ 2140.488942][T31156] RIP: 0033:0x7fa0b62aec5e
[ 2140.489137][T31156] 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
[ 2140.489695][T31156] RSP: 002b:00007ffcd60cd840 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[ 2140.489967][T31156] RAX: ffffffffffffffda RBX: 00007ffcd60ce008 RCX: 00007fa0b62aec5e
[ 2140.490226][T31156] RDX: 0000000000000000 RSI: 00007ffcd60cd900 RDI: 0000000000000003
[ 2140.490495][T31156] RBP: 00007ffcd60cd850 R08: 0000000000000000 R09: 0000000000000000
[ 2140.490755][T31156] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffcd60cdfd0
[ 2140.491013][T31156] R13: 0000000069b2612b R14: 000000000049d860 R15: 000000000049c620
| [ 2141.522926][T31195] ------------[ cut here ]------------
| [ 2141.523104][T31195] WARNING: net/core/rtnetlink.c:4421 at rtmsg_ifinfo_build_skb+0x188/0x230, CPU#0: ip/31195
| [ 2141.523396][T31195] Modules linked in: xfrm_interface macsec ipvlan xt_length act_ct nf_flow_table cls_flower nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 cls_bpf netdevsim psample xfrm_user geneve vxlan ip6_gre ip_gre gre act_gact cls_matchall sch_ingress xt_HL nft_compat nf_tables amt [last unloaded: test_bpf]
| [ 2141.524497][T31195] Tainted: [W]=WARN
[ 2141.524607][T31195] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 2141.524792][T31195] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4421 (discriminator 2))
[ 2141.524979][T31195] 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 b6 0f 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 b6 0f f2 ff       	call   0xfffffffffff20ff2
  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 b6 0f f2 ff       	call   0xfffffffffff20fc8
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[ 2141.525492][T31195] RSP: 0018:ffa00000012e6f08 EFLAGS: 00010286
[ 2141.525674][T31195] RAX: 00000000ffffffa6 RBX: ff1100000f280580 RCX: 1ff400000025cda7
[ 2141.525897][T31195] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000f28063c
[ 2141.526111][T31195] RBP: ff11000017861000 R08: 1fe2200001e500c9 R09: ff1100000cffc270
[ 2141.526323][T31195] R10: ffe21c00019ff84e R11: 0000000000000001 R12: 0000000000000000
[ 2141.526543][T31195] R13: 0000000000000002 R14: 0000000000000000 R15: 0000000000000000
[ 2141.526765][T31195] FS:  00007f38c3402440(0000) GS:ff110000db9d9000(0000) knlGS:0000000000000000
[ 2141.527012][T31195] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 2141.527193][T31195] CR2: 000000000049d860 CR3: 000000001072e002 CR4: 0000000000771ef0
[ 2141.527411][T31195] PKRU: 55555554
[ 2141.527522][T31195] Call Trace:
[ 2141.527628][T31195]  <TASK>
[ 2141.527703][T31195]  rtnetlink_event (net/core/rtnetlink.c:4451 net/core/rtnetlink.c:4439 net/core/rtnetlink.c:7018)
[ 2141.527853][T31195]  notifier_call_chain (kernel/notifier.c:87)
[ 2141.527999][T31195]  __netdev_upper_dev_link (net/core/dev.c:11131 net/core/dev.c:8924)
[ 2141.528145][T31195]  ? vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4747) vxlan
[ 2141.528293][T31195]  ? generic_xdp_install (net/core/dev.c:8864)
[ 2141.528442][T31195]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:470 kernel/locking/lockdep.c:5870)
[ 2141.528791][T31195]  ? find_held_lock (kernel/locking/lockdep.c:5350 (discriminator 1))
[ 2141.528941][T31195]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5536)
[ 2141.529082][T31195]  netdev_upper_dev_link (net/core/dev.c:8954)
[ 2141.529225][T31195]  ? __netdev_upper_dev_link (net/core/dev.c:8948)
[ 2141.529369][T31195]  ? static_obj (kernel/locking/lockdep.c:858 (discriminator 1))
[ 2141.529482][T31195]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973 (discriminator 1))
[ 2141.529627][T31195] macsec_newlink (drivers/net/macsec.c:4165) macsec
[ 2141.529781][T31195]  ? macsec_insert_tx_tag (drivers/net/macsec.c:4101) macsec
[ 2141.529960][T31195]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 1) kernel/rcu/tree.c:752 (discriminator 1))
[ 2141.530104][T31195]  ? trace_kmalloc (./include/trace/events/kmem.h:57 (discriminator 33))
[ 2141.530249][T31195]  ? __kasan_kmalloc (mm/kasan/common.c:419)
[ 2141.530394][T31195]  ? __kvmalloc_node_noprof (mm/slub.c:6733)
[ 2141.530542][T31195]  ? alloc_netdev_mqs (net/core/dev.c:12134 (discriminator 9))
[ 2141.530689][T31195]  ? rtnl_af_lookup (net/core/rtnetlink.c:2675)
[ 2141.530837][T31195]  ? __lock_acquire (kernel/locking/lockdep.c:5237 (discriminator 1))
[ 2141.530977][T31195]  ? macsec_add_dev (drivers/net/macsec.c:3792) macsec
[ 2141.531120][T31195]  ? rtnl_create_link (net/core/rtnetlink.c:3657)
[ 2141.531263][T31195]  rtnl_newlink_create (net/core/rtnetlink.c:3840)
[ 2141.531406][T31195]  ? rtnl_create_link (net/core/rtnetlink.c:3806)
[ 2141.531552][T31195]  ? __dev_get_by_name (net/core/dev.c:884)
[ 2141.531700][T31195]  ? rtnl_dev_get (net/core/rtnetlink.c:3419)
[ 2141.531846][T31195]  ? rtnl_validate_mdb_entry_del_bulk (net/core/rtnetlink.c:3419)
[ 2141.532029][T31195]  __rtnl_newlink (net/core/rtnetlink.c:3957)
[ 2141.532173][T31195]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 33) security/commoncap.c:130 (discriminator 33))
[ 2141.532316][T31195]  rtnl_newlink (net/core/rtnetlink.c:351 (discriminator 1) net/core/rtnetlink.c:4073 (discriminator 1))
[ 2141.532459][T31195]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:470 kernel/locking/lockdep.c:5870)
[ 2141.532605][T31195]  ? rtnl_setlink (net/core/rtnetlink.c:3963)
[ 2141.532751][T31195]  ? __lock_acquire (kernel/locking/lockdep.c:5237 (discriminator 1))
[ 2141.532896][T31195]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5536)
[ 2141.533037][T31195]  ? rtnl_setlink (net/core/rtnetlink.c:3963)
[ 2141.533179][T31195]  rtnetlink_rcv_msg (net/core/rtnetlink.c:6958)
[ 2141.533321][T31195]  ? rtnl_fdb_dump (net/core/rtnetlink.c:6861)
[ 2141.533461][T31195]  ? __lock_acquire (kernel/locking/lockdep.c:5237 (discriminator 1))
[ 2141.533608][T31195]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:470 kernel/locking/lockdep.c:5870)
[ 2141.533750][T31195]  ? find_held_lock (kernel/locking/lockdep.c:5350 (discriminator 1))
[ 2141.533894][T31195]  netlink_rcv_skb (net/netlink/af_netlink.c:2550)
[ 2141.534038][T31195]  ? rtnl_fdb_dump (net/core/rtnetlink.c:6861)
[ 2141.534181][T31195]  ? netlink_ack (net/netlink/af_netlink.c:2527)
[ 2141.534326][T31195]  ? 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))
[ 2141.534472][T31195]  ? 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))
[ 2141.534614][T31195]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1344)
[ 2141.534761][T31195]  ? netlink_attachskb (net/netlink/af_netlink.c:1329)
[ 2141.534902][T31195]  ? __alloc_skb (./include/linux/bottom_half.h:20 (discriminator 1) net/core/skbuff.c:695 (discriminator 1))
[ 2141.535045][T31195]  ? napi_skb_cache_get (net/core/skbuff.c:674)
[ 2141.535186][T31195]  ? __lock_acquire (kernel/locking/lockdep.c:5237 (discriminator 1))
[ 2141.535327][T31195]  netlink_sendmsg (net/netlink/af_netlink.c:1894)
[ 2141.535476][T31195]  ? netlink_unicast (net/netlink/af_netlink.c:1813)
[ 2141.535618][T31195]  ? __might_fault (mm/memory.c:7217 (discriminator 4))
[ 2141.535768][T31195]  ____sys_sendmsg (net/socket.c:721 (discriminator 4) net/socket.c:736 (discriminator 4) net/socket.c:2585 (discriminator 4))
[ 2141.535908][T31195]  ? copy_msghdr_from_user (net/socket.c:2525)
[ 2141.536048][T31195]  ? get_timestamp.constprop.0 (net/socket.c:2531)
[ 2141.536222][T31195]  ? move_addr_to_kernel (net/socket.c:2511)
[ 2141.536363][T31195]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5536)
[ 2141.536510][T31195]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5536)
[ 2141.536654][T31195]  ___sys_sendmsg (net/socket.c:2641)
[ 2141.536800][T31195]  ? copy_msghdr_from_user (net/socket.c:2628)
[ 2141.536945][T31195]  ? do_wp_page (mm/memory.c:4241)
[ 2141.537091][T31195]  ? 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))
[ 2141.537238][T31195]  __sys_sendmsg (net/socket.c:2671 (discriminator 1))
[ 2141.537381][T31195]  ? __sys_sendmsg_sock (net/socket.c:2656)
[ 2141.537531][T31195]  ? 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))
[ 2141.537673][T31195]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 1) kernel/rcu/tree.c:752 (discriminator 1))
[ 2141.537815][T31195]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 1) kernel/rcu/tree.c:752 (discriminator 1))
[ 2141.537958][T31195]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 (discriminator 1) arch/x86/entry/syscall_64.c:94 (discriminator 1))
[ 2141.538102][T31195]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[ 2141.538244][T31195]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130)
[ 2141.538421][T31195] RIP: 0033:0x7f38c355cc5e
[ 2141.538577][T31195] 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
[ 2141.539086][T31195] RSP: 002b:00007fffdfda3a10 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[ 2141.539300][T31195] RAX: ffffffffffffffda RBX: 00007fffdfda41e8 RCX: 00007f38c355cc5e
[ 2141.539520][T31195] RDX: 0000000000000000 RSI: 00007fffdfda3ad0 RDI: 0000000000000003
[ 2141.539731][T31195] RBP: 00007fffdfda3a20 R08: 0000000000000000 R09: 0000000000000000
[ 2141.539946][T31195] R10: 0000000000000000 R11: 0000000000000202 R12: 00007fffdfda41a0


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