======================================
| [  258.160285][ T2472] Mirror/redirect action on
| [  296.870924][ T2801] ------------[ cut here ]------------
| [ 296.871412][ T2801] WARNING: CPU: 1 PID: 2801 at ./include/linux/skbuff.h:1164 ip_route_me_harder (./include/linux/skbuff.h:1164 ./include/linux/skbuff.h:1178 net/ipv4/netfilter.c:68) 
| [  296.872006][ T2801] Modules linked in: xt_mark nft_compat nf_tables act_mirred cls_basic sch_fq_codel unix_diag cls_bpf sch_ingress
[  296.873514][ T2801] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 296.873879][ T2801] RIP: 0010:ip_route_me_harder (./include/linux/skbuff.h:1164 ./include/linux/skbuff.h:1178 net/ipv4/netfilter.c:68) 
[ 296.874377][ T2801] Code: 31 db e9 9a f7 ff ff 80 3c 02 00 0f 85 ee 05 00 00 49 8b 46 58 48 89 c3 48 83 e3 fe a8 01 0f 85 f5 02 00 00 48 85 db 74 04 90 <0f> 0b 90 48 b8 00 00 00 00 00 fc ff df 4c 89 ea 48 c1 ea 03 80 3c
All code
========
   0:	31 db                	xor    %ebx,%ebx
   2:	e9 9a f7 ff ff       	jmp    0xfffffffffffff7a1
   7:	80 3c 02 00          	cmpb   $0x0,(%rdx,%rax,1)
   b:	0f 85 ee 05 00 00    	jne    0x5ff
  11:	49 8b 46 58          	mov    0x58(%r14),%rax
  15:	48 89 c3             	mov    %rax,%rbx
  18:	48 83 e3 fe          	and    $0xfffffffffffffffe,%rbx
  1c:	a8 01                	test   $0x1,%al
  1e:	0f 85 f5 02 00 00    	jne    0x319
  24:	48 85 db             	test   %rbx,%rbx
  27:	74 04                	je     0x2d
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
  34:	fc ff df 
  37:	4c 89 ea             	mov    %r13,%rdx
  3a:	48 c1 ea 03          	shr    $0x3,%rdx
  3e:	80                   	.byte 0x80
  3f:	3c                   	.byte 0x3c

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
   a:	fc ff df 
   d:	4c 89 ea             	mov    %r13,%rdx
  10:	48 c1 ea 03          	shr    $0x3,%rdx
  14:	80                   	.byte 0x80
  15:	3c                   	.byte 0x3c
[  296.875567][ T2801] RSP: 0018:ffffc900010f7510 EFLAGS: 00010282
[  296.875930][ T2801] RAX: ffff88800a21a340 RBX: ffff88800a21a340 RCX: 1ffff11001443468
[  296.876505][ T2801] RDX: 1ffff11000a1f35b RSI: 0000000000000000 RDI: ffff88800cba40e0
[  296.876934][ T2801] RBP: ffff88800d0b8040 R08: 1ffff9200021eeb4 R09: 0000000000000000
[  296.877508][ T2801] R10: ffff88800a21a383 R11: dffffc0000000000 R12: ffff888005dd9040
[  296.877933][ T2801] R13: ffff8880050f9ad8 R14: ffff8880050f9a80 R15: ffff8880050f9b01
[  296.878487][ T2801] FS:  00007f3d8ec26740(0000) GS:ffff8880d2012000(0000) knlGS:0000000000000000
[  296.878982][ T2801] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  296.879441][ T2801] CR2: 00005589e5599000 CR3: 000000000bbdf003 CR4: 0000000000772ef0
[  296.879867][ T2801] PKRU: 55555554
[  296.880081][ T2801] Call Trace:
[  296.880305][ T2801]  <TASK>
[ 296.880459][ T2801] ? __pfx_ip_route_me_harder (net/ipv4/netfilter.c:22) 
[ 296.880751][ T2801] ? ip_generic_getfrag (./include/linux/uio.h:246 net/ipv4/ip_output.c:931) 
[ 296.881038][ T2801] ? __pfx_ip_generic_getfrag (net/ipv4/ip_output.c:927) 
[ 296.881335][ T2801] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 296.881644][ T2801] nf_route_table_hook4 (net/netfilter/nft_chain_route.c:47) nf_tables 
[ 296.882035][ T2801] ? __pfx_nf_route_table_hook4 (net/netfilter/nft_chain_route.c:19) nf_tables 
[ 296.882428][ T2801] ? __pfx_nf_route_table_hook4 (net/netfilter/nft_chain_route.c:19) nf_tables 
[ 296.882805][ T2801] nf_hook_slow (./include/linux/netfilter.h:157 net/netfilter/core.c:623) 
[ 296.883094][ T2801] __ip_local_out (./include/linux/netfilter.h:272 net/ipv4/ip_output.c:118) 
[ 296.883390][ T2801] ? __pfx___ip_local_out (net/ipv4/ip_output.c:101) 
[ 296.883682][ T2801] ? __pfx_dst_output (./include/net/dst.h:460) 
[ 296.883962][ T2801] ? __pfx_ip_make_skb (net/ipv4/ip_output.c:1551) 
[ 296.884255][ T2801] ip_send_skb (net/ipv4/ip_output.c:128 net/ipv4/ip_output.c:1501) 
[ 296.884464][ T2801] ? ipv4_dst_check (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/ipv4/route.c:401 net/ipv4/route.c:1216) 
[ 296.884749][ T2801] udp_send_skb (net/ipv4/udp.c:1195) 
[ 296.885312][ T2801] ? rt_fill_info (net/ipv4/route.c:3044) 
[ 296.885603][ T2801] udp_sendmsg (net/ipv4/udp.c:1484) 
[ 296.885894][ T2801] ? __pfx_ip_generic_getfrag (net/ipv4/ip_output.c:927) 
[ 296.886190][ T2801] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 296.886479][ T2801] ? __pfx_udp_sendmsg (net/ipv4/udp.c:1271) 
[ 296.886760][ T2801] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 296.887046][ T2801] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 296.887343][ T2801] ? __unix_dgram_recvmsg (net/unix/af_unix.c:2583) 
[ 296.887637][ T2801] ? __pfx___skb_try_recv_datagram (net/core/datagram.c:246) 
[ 296.887999][ T2801] ? __pfx___mutex_unlock_slowpath (kernel/locking/mutex.c:903) 
[ 296.888374][ T2801] ? __unix_dgram_recvmsg (net/unix/af_unix.c:2583) 
[ 296.888657][ T2801] sock_write_iter (net/socket.c:714 net/socket.c:729 net/socket.c:1179) 
[ 296.888941][ T2801] ? __pfx___unix_dgram_recvmsg (net/unix/af_unix.c:2554) 
[ 296.889229][ T2801] ? __pfx_sock_write_iter (net/socket.c:1163) 
[ 296.889527][ T2801] vfs_write (fs/read_write.c:593 fs/read_write.c:686) 
[ 296.889748][ T2801] ? __pfx___sys_recvfrom (net/socket.c:2255) 
[ 296.890034][ T2801] ? __pfx_vfs_write (fs/read_write.c:667) 
[ 296.890334][ T2801] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 296.890630][ T2801] ksys_write (fs/read_write.c:738) 
[ 296.890844][ T2801] ? __pfx_ksys_write (fs/read_write.c:728) 
[ 296.891130][ T2801] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 296.891426][ T2801] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[  296.891779][ T2801] RIP: 0033:0x7f3d8ed73337
[ 296.892072][ T2801] Code: 0f 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 48 89 54 24 18 48 89 74 24
All code
========
   0:	0f 00                	(bad)
   2:	f7 d8                	neg    %eax
   4:	64 89 02             	mov    %eax,%fs:(%rdx)
   7:	48 c7 c0 ff ff ff ff 	mov    $0xffffffffffffffff,%rax
   e:	eb b7                	jmp    0xffffffffffffffc7
  10:	0f 1f 00             	nopl   (%rax)
  13:	f3 0f 1e fa          	endbr64
  17:	64 8b 04 25 18 00 00 	mov    %fs:0x18,%eax
  1e:	00 
  1f:	85 c0                	test   %eax,%eax
  21:	75 10                	jne    0x33
  23:	b8 01 00 00 00       	mov    $0x1,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax		<-- trapping instruction
  30:	77 51                	ja     0x83
  32:	c3                   	ret
  33:	48 83 ec 28          	sub    $0x28,%rsp
  37:	48 89 54 24 18       	mov    %rdx,0x18(%rsp)
  3c:	48                   	rex.W
  3d:	89                   	.byte 0x89
  3e:	74 24                	je     0x64

Code starting with the faulting instruction
===========================================
   0:	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax
   6:	77 51                	ja     0x59
   8:	c3                   	ret
   9:	48 83 ec 28          	sub    $0x28,%rsp
   d:	48 89 54 24 18       	mov    %rdx,0x18(%rsp)
  12:	48                   	rex.W
  13:	89                   	.byte 0x89
  14:	74 24                	je     0x3a
[  296.893092][ T2801] RSP: 002b:00007ffe25c55458 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[  296.893553][ T2801] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f3d8ed73337
[  296.893978][ T2801] RDX: 0000000000000002 RSI: 00005589e5599000 RDI: 0000000000000007
[  296.894414][ T2801] RBP: 00005589e5599000 R08: 0000000000000002 R09: 0000000000000000
[  296.894836][ T2801] R10: 0000000000000040 R11: 0000000000000246 R12: 0000000000000007
[  296.895268][ T2801] R13: 0000000000000002 R14: 00005589d26e1570 R15: 0000000000000002
| [  312.156517][ T2913] ------------[ cut here ]------------
| [ 312.156850][ T2913] WARNING: CPU: 1 PID: 2913 at ./include/linux/skbuff.h:1164 ip6_route_me_harder (./include/linux/skbuff.h:1164 ./include/linux/skbuff.h:1178 net/ipv6/netfilter.c:66) 
| [  312.157677][ T2913] Modules linked in: xt_mark nft_compat nf_tables act_mirred cls_basic sch_fq_codel unix_diag cls_bpf sch_ingress
| [  312.159066][ T2913] Tainted: [W]=WARN
[  312.159305][ T2913] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 312.159667][ T2913] RIP: 0010:ip6_route_me_harder (./include/linux/skbuff.h:1164 ./include/linux/skbuff.h:1178 net/ipv6/netfilter.c:66) 
[ 312.160035][ T2913] Code: ff e8 67 1e f8 fd e9 a3 fd ff ff 80 3c 02 00 0f 85 90 04 00 00 49 8b 47 58 a8 01 0f 85 54 02 00 00 48 a9 fe ff ff ff 74 04 90 <0f> 0b 90 48 8b 95 88 fe ff ff 48 b8 00 00 00 00 00 fc ff df 48 c1
All code
========
   0:	ff                   	ljmp   (bad)
   1:	e8 67 1e f8 fd       	call   0xfffffffffdf81e6d
   6:	e9 a3 fd ff ff       	jmp    0xfffffffffffffdae
   b:	80 3c 02 00          	cmpb   $0x0,(%rdx,%rax,1)
   f:	0f 85 90 04 00 00    	jne    0x4a5
  15:	49 8b 47 58          	mov    0x58(%r15),%rax
  19:	a8 01                	test   $0x1,%al
  1b:	0f 85 54 02 00 00    	jne    0x275
  21:	48 a9 fe ff ff ff    	test   $0xfffffffffffffffe,%rax
  27:	74 04                	je     0x2d
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	48 8b 95 88 fe ff ff 	mov    -0x178(%rbp),%rdx
  34:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
  3b:	fc ff df 
  3e:	48                   	rex.W
  3f:	c1                   	.byte 0xc1

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	48 8b 95 88 fe ff ff 	mov    -0x178(%rbp),%rdx
   a:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
  11:	fc ff df 
  14:	48                   	rex.W
  15:	c1                   	.byte 0xc1
[  312.161080][ T2913] RSP: 0018:ffffc90000f97418 EFLAGS: 00010286
[  312.161749][ T2913] RAX: ffff88800e51d8c0 RBX: 0000000000000000 RCX: 1ffff11001ca3b18
[  312.162189][ T2913] RDX: 1ffff110022d88bb RSI: 0000000000000000 RDI: ffff8880066740e0
[  312.162620][ T2913] RBP: ffffc90000f975c0 R08: 0000000031d43930 R09: ffff8880116c4601
[  312.163051][ T2913] R10: ffff88800e51d903 R11: dffffc0000000000 R12: ffff88800aed4f00
[  312.163507][ T2913] R13: ffff88800d0b9cc0 R14: ffff88800e51d8c0 R15: ffff8880116c4580
[  312.163939][ T2913] FS:  00007f055fc3a740(0000) GS:ffff8880d2012000(0000) knlGS:0000000000000000
[  312.164450][ T2913] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  312.164813][ T2913] CR2: 00005646ca285000 CR3: 0000000009a09005 CR4: 0000000000772ef0
[  312.165261][ T2913] PKRU: 55555554
[  312.165480][ T2913] Call Trace:
[  312.165698][ T2913]  <TASK>
[ 312.165849][ T2913] ? __pfx_ip6_route_me_harder (net/ipv6/netfilter.c:24) 
[ 312.166147][ T2913] ? __pfx_ipv6_find_hdr (net/ipv6/exthdrs_core.c:190) 
[ 312.166465][ T2913] ? ip_generic_getfrag (./include/linux/uio.h:246 net/ipv4/ip_output.c:931) 
[ 312.166759][ T2913] nf_route_table_hook6 (net/netfilter/nft_chain_route.c:97) nf_tables 
[ 312.167174][ T2913] ? __pfx_nf_route_table_hook6 (net/netfilter/nft_chain_route.c:68) nf_tables 
[ 312.167565][ T2913] ? __ip6_make_skb (net/ipv6/ip6_output.c:1972 (discriminator 61)) 
[ 312.167862][ T2913] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 312.168174][ T2913] ? __pfx_nf_route_table_hook6 (net/netfilter/nft_chain_route.c:68) nf_tables 
[ 312.168561][ T2913] nf_hook_slow (./include/linux/netfilter.h:157 net/netfilter/core.c:623) 
[ 312.168854][ T2913] nf_hook.constprop.0 (./include/linux/netfilter.h:272) 
[ 312.169141][ T2913] ? __pfx_nf_hook.constprop.0 (./include/linux/netfilter.h:226) 
[ 312.169456][ T2913] ? __pfx_dst_output (./include/net/dst.h:460) 
[ 312.169755][ T2913] ip6_local_out (net/ipv6/output_core.c:154) 
[ 312.170046][ T2913] ip6_send_skb (net/ipv6/ip6_output.c:1984) 
[ 312.170343][ T2913] udp_v6_send_skb (net/ipv6/udp.c:1439) 
[ 312.170635][ T2913] ? add_chain_block (kernel/locking/lockdep.c:3405 kernel/locking/lockdep.c:3444) 
[ 312.170929][ T2913] udpv6_sendmsg (net/ipv6/udp.c:1730) 
[ 312.171230][ T2913] ? __pfx_ip_generic_getfrag (net/ipv4/ip_output.c:927) 
[ 312.171522][ T2913] ? __pfx_udpv6_sendmsg (net/ipv6/udp.c:1475) 
[ 312.171819][ T2913] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 312.172112][ T2913] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 312.172411][ T2913] ? __unix_dgram_recvmsg (net/unix/af_unix.c:2583) 
[ 312.172698][ T2913] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 312.173012][ T2913] ? sock_write_iter (net/socket.c:714 net/socket.c:729 net/socket.c:1179) 
[ 312.173313][ T2913] sock_write_iter (net/socket.c:714 net/socket.c:729 net/socket.c:1179) 
[ 312.173607][ T2913] ? __pfx___unix_dgram_recvmsg (net/unix/af_unix.c:2554) 
[ 312.173893][ T2913] ? __pfx_sock_write_iter (net/socket.c:1163) 
[ 312.174211][ T2913] vfs_write (fs/read_write.c:593 fs/read_write.c:686) 
[ 312.174430][ T2913] ? __pfx___sys_recvfrom (net/socket.c:2255) 
[ 312.174719][ T2913] ? __pfx_vfs_write (fs/read_write.c:667) 
[ 312.175016][ T2913] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 312.175319][ T2913] ksys_write (fs/read_write.c:738) 
[ 312.175539][ T2913] ? __pfx_ksys_write (fs/read_write.c:728) 
[ 312.175834][ T2913] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 312.176125][ T2913] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[  312.176498][ T2913] RIP: 0033:0x7f055fd87337
[ 312.176796][ T2913] Code: 0f 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 48 89 54 24 18 48 89 74 24
All code
========
   0:	0f 00                	(bad)
   2:	f7 d8                	neg    %eax
   4:	64 89 02             	mov    %eax,%fs:(%rdx)
   7:	48 c7 c0 ff ff ff ff 	mov    $0xffffffffffffffff,%rax
   e:	eb b7                	jmp    0xffffffffffffffc7
  10:	0f 1f 00             	nopl   (%rax)
  13:	f3 0f 1e fa          	endbr64
  17:	64 8b 04 25 18 00 00 	mov    %fs:0x18,%eax
  1e:	00 
  1f:	85 c0                	test   %eax,%eax
  21:	75 10                	jne    0x33
  23:	b8 01 00 00 00       	mov    $0x1,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax		<-- trapping instruction
  30:	77 51                	ja     0x83
  32:	c3                   	ret
  33:	48 83 ec 28          	sub    $0x28,%rsp
  37:	48 89 54 24 18       	mov    %rdx,0x18(%rsp)
  3c:	48                   	rex.W
  3d:	89                   	.byte 0x89
  3e:	74 24                	je     0x64

Code starting with the faulting instruction
===========================================
   0:	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax
   6:	77 51                	ja     0x59
   8:	c3                   	ret
   9:	48 83 ec 28          	sub    $0x28,%rsp
   d:	48 89 54 24 18       	mov    %rdx,0x18(%rsp)
  12:	48                   	rex.W
  13:	89                   	.byte 0x89
  14:	74 24                	je     0x3a
[  312.177839][ T2913] RSP: 002b:00007ffe56368228 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[  312.178292][ T2913] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f055fd87337
[  312.178729][ T2913] RDX: 0000000000000002 RSI: 00005646ca285000 RDI: 0000000000000007
[  312.179169][ T2913] RBP: 00005646ca285000 R08: 0000000000000002 R09: 0000000000000000
[  312.179600][ T2913] R10: 0000000000000040 R11: 0000000000000246 R12: 0000000000000007


Finger prints:
ip6_route_me_harder:nf_route_table_hook6:nf_hook_slow:ip6_local_out:ip6_send_skb
ip_route_me_harder:nf_route_table_hook4:nf_hook_slow:__ip_local_out:ip_send_skb