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Weird IPv6 issue in GAIA

Question asked by Hugo van der Kooij on Mar 13, 2018
Latest reply on Mar 14, 2018 by Hugo van der Kooij

I have a weird issue in GAIA. I can't even ping myself. This is a rather fresh R80.10 (Take 91) SmartCenter.

 

[Expert@fwmgmt:0]# ip addr show
1: lo: <LOOPBACK,UP,LOWER_UP> mtu 16436 qdisc noqueue
   link/loopback 00:00:00:00:00:00 brd ff:ff:ff:ff:ff:ff
   inet 127.0.0.1/8 brd 127.255.255.255 scope host lo
   inet6 ::1/128 scope host
      valid_lft forever preferred_lft forever
2: eth0: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1500 qdisc pfifo_fast qlen 1000
   link/ether 00:0c:29:6e:6b:2a brd ff:ff:ff:ff:ff:ff
   inet 10.0.0.1/24 brd 10.0.0.255 scope global eth0
   inet6 2001:470:c9f0:100::1/64 scope global tentative
      valid_lft forever preferred_lft forever
   inet6 fe80::20c:29ff:fe6e:6b2a/64 scope link
      valid_lft forever preferred_lft forever
3: sit0: <NOARP> mtu 1480 qdisc noop
   link/sit 0.0.0.0 brd 0.0.0.0


[Expert@fwmgmt:0]# ip -f inet6 route show
2001:470:c9f0:100::/64 dev eth0 metric 256 expires 21259440sec mtu 1500 advmss 1440 hoplimit 4294967295
2000::/3 via 2001:470:c9f0:100::254 dev eth0 proto routed metric 1024 expires 21259446sec mtu 1500 advmss 1440 hoplimit 4294967295
fe80::/64 dev eth0 metric 256 expires 21259440sec mtu 1500 advmss 1440 hoplimit 4294967295
default via 2001:470:c9f0:100::254 dev eth0 proto routed metric 1024 expires 21259446sec mtu 1500 advmss 1440 hoplimit 4294967295
[Expert@fwmgmt:0]# ping6 2001:470:c9f0:100::1
PING 2001:470:c9f0:100::1(2001:470:c9f0:100::1) 56 data bytes
From fe80::20c:29ff:fe6e:6b2a icmp_seq=1 Destination unreachable: Address unreachable
From fe80::20c:29ff:fe6e:6b2a icmp_seq=2 Destination unreachable: Address unreachable
From fe80::20c:29ff:fe6e:6b2a icmp_seq=3 Destination unreachable: Address unreachable
From fe80::20c:29ff:fe6e:6b2a icmp_seq=5 Destination unreachable: Address unreachable
From fe80::20c:29ff:fe6e:6b2a icmp_seq=6 Destination unreachable: Address unreachable
From fe80::20c:29ff:fe6e:6b2a icmp_seq=7 Destination unreachable: Address unreachable
From fe80::20c:29ff:fe6e:6b2a icmp_seq=9 Destination unreachable: Address unreachable
From fe80::20c:29ff:fe6e:6b2a icmp_seq=10 Destination unreachable: Address unreachable
From fe80::20c:29ff:fe6e:6b2a icmp_seq=11 Destination unreachable: Address unreachable

--- 2001:470:c9f0:100::1 ping statistics ---
13 packets transmitted, 0 received, +9 errors, 100% packet loss, time 11999ms

 

Has anyone seen this before?

 

I have a silly feeling it might be known issue of the IPv6 stack in the Linux kernel.

Based on kernel/git/torvalds/linux.git - Linux kernel source tree 

 

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