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[Bug 832045] [NEW] NM fails to add IPv6 routes with netlink errors

 

Public bug reported:

NM appears to work properly and does give me an IP address, but there
are error messages indicative of something wrong in adding routes:

Aug 23 09:08:11 artemis NetworkManager[1050]: <info> Activation (wlan0) Stage 3 of 5 (IP Configure Start) starting DHCPv6 as requested by IPv6 router...
Aug 23 09:08:11 artemis NetworkManager[1050]: <warn> Failed to add route Object not found
Aug 23 09:08:11 artemis NetworkManager[1050]: <error> [1314104891.882457] [nm-device.c:1782] dhcp6_start(): (wlan0): failed to add IPv6 multicast route: Object not found
Aug 23 09:08:15 artemis NetworkManager[1050]: nm_ip6_config_add_nameserver: assertion `IN6_ARE_ADDR_EQUAL (nameserver, &nameservers[i]) == FALSE' failed
Aug 23 09:08:16 artemis NetworkManager[1050]: <warn> Failed to add route Missing attribute
Aug 23 09:08:16 artemis NetworkManager[1050]: <error> [1314104896.421195] [nm-system.c:1036] nm_system_replace_default_ip6_route(): (wlan0): failed to set IPv6 default route: -1
Aug 23 09:08:16 artemis NetworkManager[1050]: <info> Policy set 'cyphermox.net' (wlan0) as default for IPv6 routing and DNS.
Aug 23 09:08:16 artemis NetworkManager[1050]: <info>   nameserver 'xxxxxxxxx'
Aug 23 09:08:16 artemis NetworkManager[1050]: nm_ip6_config_add_nameserver: assertion `IN6_ARE_ADDR_EQUAL (nameserver, &nameservers[i]) == FALSE' failed
Aug 23 09:08:17 artemis NetworkManager[1050]: <warn> Failed to add route Missing attribute
Aug 23 09:08:17 artemis NetworkManager[1050]: <error> [1314104897.429011] [nm-system.c:1036] nm_system_replace_default_ip6_route(): (wlan0): failed to set IPv6 default route: -1

** Affects: network-manager (Ubuntu)
     Importance: Undecided
         Status: New

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https://bugs.launchpad.net/bugs/832045

Title:
  NM fails to add IPv6 routes with netlink errors

Status in “network-manager” package in Ubuntu:
  New

Bug description:
  NM appears to work properly and does give me an IP address, but there
  are error messages indicative of something wrong in adding routes:

  Aug 23 09:08:11 artemis NetworkManager[1050]: <info> Activation (wlan0) Stage 3 of 5 (IP Configure Start) starting DHCPv6 as requested by IPv6 router...
  Aug 23 09:08:11 artemis NetworkManager[1050]: <warn> Failed to add route Object not found
  Aug 23 09:08:11 artemis NetworkManager[1050]: <error> [1314104891.882457] [nm-device.c:1782] dhcp6_start(): (wlan0): failed to add IPv6 multicast route: Object not found
  Aug 23 09:08:15 artemis NetworkManager[1050]: nm_ip6_config_add_nameserver: assertion `IN6_ARE_ADDR_EQUAL (nameserver, &nameservers[i]) == FALSE' failed
  Aug 23 09:08:16 artemis NetworkManager[1050]: <warn> Failed to add route Missing attribute
  Aug 23 09:08:16 artemis NetworkManager[1050]: <error> [1314104896.421195] [nm-system.c:1036] nm_system_replace_default_ip6_route(): (wlan0): failed to set IPv6 default route: -1
  Aug 23 09:08:16 artemis NetworkManager[1050]: <info> Policy set 'cyphermox.net' (wlan0) as default for IPv6 routing and DNS.
  Aug 23 09:08:16 artemis NetworkManager[1050]: <info>   nameserver 'xxxxxxxxx'
  Aug 23 09:08:16 artemis NetworkManager[1050]: nm_ip6_config_add_nameserver: assertion `IN6_ARE_ADDR_EQUAL (nameserver, &nameservers[i]) == FALSE' failed
  Aug 23 09:08:17 artemis NetworkManager[1050]: <warn> Failed to add route Missing attribute
  Aug 23 09:08:17 artemis NetworkManager[1050]: <error> [1314104897.429011] [nm-system.c:1036] nm_system_replace_default_ip6_route(): (wlan0): failed to set IPv6 default route: -1

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