======================================
| [  576.443582][ T9510] eth1: renamed from tmp
| [  586.027293][ T9645] eth1: renamed from tmp
| [  591.280883][ T9686] Oops: general protection fault, probably for non-canonical address 0xdffffc0000000021: 0000 [#1] SMP KASAN
| [  591.281254][ T9686] KASAN: null-ptr-deref in range [0x0000000000000108-0x000000000000010f]
[  591.281737][ T9686] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  591.281921][ T9686] RIP: 0010:ip6_rt_pcpu_alloc (./include/net/net_namespace.h:414 (discriminator 10) ./include/linux/netdevice.h:2738 (discriminator 10) net/ipv6/route.c:1418 (discriminator 10))
[  591.282077][ T9686] Code: fe ff 0f b7 ed 49 89 c7 e8 de db 3e 00 49 8d 87 08 01 00 00 48 89 c2 48 89 44 24 08 48 b8 00 00 00 00 00 fc ff df 48 c1 ea 03 <80> 3c 02 00 0f 85 de 03 00 00 49 8b 87 08 01 00 00 89 e9 ba ff ff
All code
========
   0:	fe                   	(bad)
   1:	ff 0f                	decl   (%rdi)
   3:	b7 ed                	mov    $0xed,%bh
   5:	49 89 c7             	mov    %rax,%r15
   8:	e8 de db 3e 00       	call   0x3edbeb
   d:	49 8d 87 08 01 00 00 	lea    0x108(%r15),%rax
  14:	48 89 c2             	mov    %rax,%rdx
  17:	48 89 44 24 08       	mov    %rax,0x8(%rsp)
  1c:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
  23:	fc ff df 
  26:	48 c1 ea 03          	shr    $0x3,%rdx
  2a:*	80 3c 02 00          	cmpb   $0x0,(%rdx,%rax,1)		<-- trapping instruction
  2e:	0f 85 de 03 00 00    	jne    0x412
  34:	49 8b 87 08 01 00 00 	mov    0x108(%r15),%rax
  3b:	89 e9                	mov    %ebp,%ecx
  3d:	ba                   	.byte 0xba
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	80 3c 02 00          	cmpb   $0x0,(%rdx,%rax,1)
   4:	0f 85 de 03 00 00    	jne    0x3e8
   a:	49 8b 87 08 01 00 00 	mov    0x108(%r15),%rax
  11:	89 e9                	mov    %ebp,%ecx
  13:	ba                   	.byte 0xba
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[  591.282594][ T9686] RSP: 0018:ffa00000088868c8 EFLAGS: 00010216
[  591.282790][ T9686] RAX: dffffc0000000000 RBX: ff1100000a3af42c RCX: 0000000000000000
[  591.283010][ T9686] RDX: 0000000000000021 RSI: dffffc0000000000 RDI: 1fe2200002f05235
[  591.283229][ T9686] RBP: 0000000000000008 R08: ff1100000b6d0bd0 R09: ff1100000b6d0bd0
[  591.283448][ T9686] R10: 0000000000000000 R11: 0000000000000001 R12: ff1100000a3af400
[  591.283672][ T9686] R13: 1ff4000001110d1b R14: ffa00000088869e8 R15: 0000000000000000
[  591.283893][ T9686] FS:  00007f078bf07740(0000) GS:ff110000b7df0000(0000) knlGS:0000000000000000
[  591.284111][ T9686] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  591.284242][ T9686] CR2: 00007f886f388420 CR3: 0000000013755005 CR4: 0000000000771ef0
[  591.284397][ T9686] PKRU: 55555554
[  591.284472][ T9686] Call Trace:
[  591.284548][ T9686]  <TASK>
[  591.284602][ T9686]  ? trace_fib6_table_lookup (./include/trace/events/fib6.h:13 (discriminator 33))
[  591.284742][ T9686]  ? rt6_do_update_pmtu (net/ipv6/route.c:1407)
[  591.284887][ T9686]  ? __rt6_find_exception_rcu.constprop.0 (net/ipv6/route.c:1612 (discriminator 2))
[  591.285066][ T9686]  ip6_pol_route (net/ipv6/route.c:1467 net/ipv6/route.c:2316)
[  591.285211][ T9686]  ? ip6_pol_route_lookup (net/ipv6/route.c:2265)
[  591.285360][ T9686]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5536)
[  591.285507][ T9686]  ? ip6_pol_route_input (net/ipv6/route.c:2661)
[  591.285656][ T9686]  __fib6_rule_action (net/ipv6/fib6_rules.c:239)
[  591.285804][ T9686]  fib_rules_lookup (net/core/fib_rules.c:339)
[  591.285951][ T9686]  ? fib_nl_dumprule (net/core/fib_rules.c:315)
[  591.286098][ T9686]  ? l3mdev_update_flow (./include/linux/rcupdate.h:341 (discriminator 1) ./include/linux/rcupdate.h:897 (discriminator 1) net/l3mdev/l3mdev.c:301 (discriminator 1))
[  591.286244][ T9686]  ? ip6_pol_route_input (net/ipv6/route.c:2661)
[  591.286388][ T9686]  fib6_rule_lookup (net/ipv6/fib6_rules.c:115)
[  591.286531][ T9686]  ? fib6_lookup (net/ipv6/fib6_rules.c:99)
[  591.286686][ T9686]  ? __lock_acquire (kernel/locking/lockdep.c:5237 (discriminator 1))
[  591.286833][ T9686]  ? ip6_pol_route_input (net/ipv6/route.c:2661)
[  591.286982][ T9686]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 1) kernel/rcu/tree.c:751 (discriminator 1))
[  591.287100][ T9686]  ? ip6_route_output_flags (./include/linux/rcupdate.h:331 (discriminator 1) ./include/linux/rcupdate.h:867 (discriminator 1) net/ipv6/route.c:2706 (discriminator 1))
[  591.287202][ T9686]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 33) kernel/locking/lockdep.c:5831 (discriminator 33))
[  591.287303][ T9686]  ip6_route_output_flags (net/ipv6/route.c:2695 net/ipv6/route.c:2707)
[  591.287407][ T9686]  ip6_dst_lookup_tail.constprop.0 (net/ipv6/ip6_output.c:1167 (discriminator 1))
[  591.287537][ T9686]  ? tcp_wfree (net/ipv4/tcp_output.c:1394)
[  591.287641][ T9686]  ip6_dst_lookup_flow (net/ipv6/ip6_output.c:1271)
[  591.287750][ T9686]  ? ip6_dst_lookup_tail.constprop.0 (net/ipv6/ip6_output.c:1266)
[  591.287875][ T9686]  ? __lock_acquire (kernel/locking/lockdep.c:5237 (discriminator 1))
[  591.287974][ T9686]  vrf_process_v6_outbound (drivers/net/vrf.c:437 (discriminator 2))
[  591.288075][ T9686]  ? vrf_ip6_local_out (drivers/net/vrf.c:413)
[  591.288179][ T9686]  ? __lock_acquire (kernel/locking/lockdep.c:5237 (discriminator 1))
[  591.288277][ T9686]  vrf_xmit (drivers/net/vrf.c:556 drivers/net/vrf.c:568)
[  591.288354][ T9686]  dev_hard_start_xmit (./include/linux/netdevice.h:5279 ./include/linux/netdevice.h:5288 net/core/dev.c:3872 net/core/dev.c:3888)
[  591.288455][ T9686]  __dev_queue_xmit (net/core/dev.h:382 net/core/dev.c:4839)
[  591.288558][ T9686]  ? find_held_lock (kernel/locking/lockdep.c:5350 (discriminator 1))
[  591.288667][ T9686]  ? write_profile (kernel/stacktrace.c:83)
[  591.288769][ T9686]  ? __lock_acquire (kernel/locking/lockdep.c:5237 (discriminator 1))
[  591.288867][ T9686]  ? netdev_core_pick_tx (net/core/dev.c:4746)
[  591.288964][ T9686]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:470 kernel/locking/lockdep.c:5870)
[  591.289065][ T9686]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5536)
[  591.289164][ T9686]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 1) kernel/rcu/tree.c:751 (discriminator 1))
[  591.289261][ T9686]  ? mark_held_locks (kernel/locking/lockdep.c:4325 (discriminator 1))
[  591.289359][ T9686]  ? __asan_memcpy (mm/kasan/shadow.c:105 (discriminator 3))
[  591.289458][ T9686]  ? neigh_hh_output (./include/net/neighbour.h:521)
[  591.289559][ T9686]  ip6_finish_output2 (./include/net/neighbour.h:554 net/ipv6/ip6_output.c:136)
[  591.289667][ T9686]  ? ip6_xmit (net/ipv6/ip6_output.c:61)
[  591.289777][ T9686]  ? find_held_lock (kernel/locking/lockdep.c:5350 (discriminator 1))
[  591.289882][ T9686]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5536)
[  591.289983][ T9686]  ? ip6_mtu (./include/linux/rcupdate.h:341 (discriminator 1) ./include/linux/rcupdate.h:897 (discriminator 1) ./include/net/ip6_route.h:343 (discriminator 1) net/ipv6/route.c:3277 (discriminator 1))
[  591.290059][ T9686]  ip6_finish_output (net/ipv6/ip6_output.c:208 net/ipv6/ip6_output.c:219)
[  591.290160][ T9686]  ip6_output (./include/linux/netfilter.h:307 net/ipv6/ip6_output.c:246)
[  591.290234][ T9686]  ? ip6_finish_output (net/ipv6/ip6_output.c:227)
[  591.290332][ T9686]  ? find_held_lock (kernel/locking/lockdep.c:5350 (discriminator 1))
[  591.290431][ T9686]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5536)
[  591.290529][ T9686]  ? ip6_mtu (./include/linux/rcupdate.h:341 (discriminator 1) ./include/linux/rcupdate.h:897 (discriminator 1) ./include/net/ip6_route.h:343 (discriminator 1) net/ipv6/route.c:3277 (discriminator 1))
[  591.290606][ T9686]  ip6_xmit (./include/net/dst.h:464 (discriminator 4) ./include/linux/netfilter.h:318 (discriminator 4) ./include/linux/netfilter.h:312 (discriminator 4) net/ipv6/ip6_output.c:369 (discriminator 4))
[  591.290692][ T9686]  ? ip6_dst_lookup (net/ipv6/ip6_output.c:270)
[  591.290792][ T9686]  ? ip6_mtu (net/ipv6/route.c:2797)
[  591.290866][ T9686]  ? __print_lock_name (kernel/locking/lockdep.c:718)
[  591.290966][ T9686]  ? __lock_acquire (kernel/locking/lockdep.c:5237 (discriminator 1))
[  591.291068][ T9686]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:470 kernel/locking/lockdep.c:5870)
[  591.291167][ T9686]  ? inet6_csk_xmit (./include/linux/rcupdate.h:331 (discriminator 1) ./include/linux/rcupdate.h:867 (discriminator 1) net/ipv6/inet6_connection_sock.c:114 (discriminator 1))
[  591.291266][ T9686]  ? find_held_lock (kernel/locking/lockdep.c:5350 (discriminator 1))
[  591.291367][ T9686]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 1) kernel/rcu/tree.c:751 (discriminator 1))
[  591.291463][ T9686]  ? inet6_csk_xmit (./include/linux/rcupdate.h:331 (discriminator 1) ./include/linux/rcupdate.h:867 (discriminator 1) net/ipv6/inet6_connection_sock.c:114 (discriminator 1))
[  591.291561][ T9686]  inet6_csk_xmit (net/ipv6/inet6_connection_sock.c:120 (discriminator 16))
[  591.291670][ T9686]  ? inet6_csk_route_socket (net/ipv6/inet6_connection_sock.c:100)
[  591.291770][ T9686]  ? __asan_memcpy (mm/kasan/shadow.c:105 (discriminator 3))
[  591.291870][ T9686]  __tcp_transmit_skb (net/ipv4/tcp_output.c:1631)
[  591.292027][ T9686]  ? __tcp_select_window (net/ipv4/tcp_output.c:1452)
[  591.292128][ T9686]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:470 kernel/locking/lockdep.c:5870)
[  591.292227][ T9686]  tcp_write_xmit (net/ipv4/tcp_output.c:3002 (discriminator 2))
[  591.292325][ T9686]  ? __alloc_skb (./arch/x86/include/asm/atomic.h:28 ./include/linux/atomic/atomic-arch-fallback.h:503 ./include/linux/atomic/atomic-instrumented.h:68 ./include/linux/refcount.h:134 net/core/skbuff.c:726)
[  591.292474][ T9686]  ? tcp_retrans_try_collapse (net/ipv4/tcp_output.c:2906)
[  591.292596][ T9686]  ? skb_do_copy_data_nocache (./include/linux/ucopysize.h:57 (discriminator 1) ./include/linux/uio.h:227 (discriminator 1) ./include/linux/uio.h:245 (discriminator 1) ./include/net/sock.h:2291 (discriminator 1))
[  591.292702][ T9686]  ? trace_tcp_sendmsg_locked (./include/net/sock.h:2282)
[  591.292803][ T9686]  __tcp_push_pending_frames (net/ipv4/tcp_output.c:3185 (discriminator 2))
[  591.292959][ T9686]  tcp_sendmsg_locked (net/ipv4/tcp.c:1375)
[  591.293061][ T9686]  ? tcp_sendmsg_fastopen (net/ipv4/tcp.c:1078)
[  591.293158][ T9686]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:470 kernel/locking/lockdep.c:5870)
[  591.293257][ T9686]  ? do_raw_spin_lock (./arch/x86/include/asm/atomic.h:107 (discriminator 5) ./include/linux/atomic/atomic-arch-fallback.h:2170 (discriminator 5) ./include/linux/atomic/atomic-instrumented.h:1302 (discriminator 5) ./include/asm-generic/qspinlock.h:111 (discriminator 5) kernel/locking/spinlock_debug.c:116 (discriminator 5))
[  591.293407][ T9686]  ? find_held_lock (kernel/locking/lockdep.c:5350 (discriminator 1))
[  591.293505][ T9686]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5536)
[  591.293606][ T9686]  ? mark_held_locks (kernel/locking/lockdep.c:4325 (discriminator 1))
[  591.293724][ T9686]  tcp_sendmsg (net/ipv4/tcp.c:1413)
[  591.293803][ T9686]  sock_write_iter (net/socket.c:730 (discriminator 1) net/socket.c:742 (discriminator 1) net/socket.c:1195 (discriminator 1))
[  591.293901][ T9686]  ? ____sys_recvmsg (net/socket.c:1176)
[  591.293999][ T9686]  ? sock_write_iter (net/socket.c:1154)
[  591.294100][ T9686]  ? ns_to_timespec64 (kernel/time/time.c:905)
[  591.294251][ T9686]  ? ktime_get_ts64 (./arch/x86/include/asm/irqflags.h:26 ./arch/x86/include/asm/irqflags.h:109 ./arch/x86/include/asm/irqflags.h:151 ./include/linux/seqlock.h:74 kernel/time/timekeeping.c:965)
[  591.294354][ T9686]  ? ____sys_recvmsg (net/socket.c:1176)
[  591.294453][ T9686]  new_sync_write (fs/read_write.c:594 (discriminator 1))
[  591.294553][ T9686]  ? new_sync_read (fs/read_write.c:492 (discriminator 1))
[  591.294712][ T9686]  ? poll_select_finish (fs/select.c:343 (discriminator 1))
[  591.294812][ T9686]  ? new_sync_read (fs/read_write.c:584)
[  591.294912][ T9686]  ? generic_atomic_write_valid (fs/read_write.c:482)
[  591.295037][ T9686]  ? do_pselect.constprop.0 (fs/select.c:760 (discriminator 1))
[  591.295191][ T9686]  vfs_write (fs/read_write.c:686)
[  591.295265][ T9686]  ? vfs_read (fs/read_write.c:572)
[  591.295340][ T9686]  ksys_write (fs/read_write.c:739)
[  591.295414][ T9686]  ? __ia32_sys_read (fs/read_write.c:728)
[  591.295512][ T9686]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 1) kernel/rcu/tree.c:751 (discriminator 1))
[  591.295671][ T9686]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 (discriminator 1) arch/x86/entry/syscall_64.c:94 (discriminator 1))
[  591.295773][ T9686]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:131)
[  591.295897][ T9686] RIP: 0033:0x7f078bf78c5e
[  591.296002][ T9686] Code: 4d 89 d8 e8 14 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 14 bd 00 00       	call   0xbd1c
   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
[  591.296408][ T9686] RSP: 002b:00007ffdc2652cb0 EFLAGS: 00000202 ORIG_RAX: 0000000000000001
[  591.296611][ T9686] RAX: ffffffffffffffda RBX: 0000000000000006 RCX: 00007f078bf78c5e
[  591.296769][ T9686] RDX: 000000000000000c RSI: 00007ffdc2652df0 RDI: 0000000000000006
[  591.296918][ T9686] RBP: 00007ffdc2652cc0 R08: 0000000000000000 R09: 0000000000000000
[  591.297125][ T9686] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000040


Finger prints:
ip6_rt_pcpu_alloc:ip6_pol_route:__fib6_rule_action:fib_rules_lookup:fib6_rule_lookup