This bug is missing log files that will aid in diagnosing the problem. While running an Ubuntu kernel (not a mainline or third-party kernel) please enter the following command in a terminal window:
apport-collect 1771764 and then change the status of the bug to 'Confirmed'. If, due to the nature of the issue you have encountered, you are unable to run this command, please add a comment stating that fact and change the bug status to 'Confirmed'. This change has been made by an automated script, maintained by the Ubuntu Kernel Team. ** Changed in: linux (Ubuntu) Status: New => Incomplete ** Tags added: xenial -- You received this bug notification because you are a member of Kernel Packages, which is subscribed to linux in Ubuntu. https://bugs.launchpad.net/bugs/1771764 Title: iproute2: unable to add ip lwt mpls route on xenial Status in linux package in Ubuntu: Incomplete Bug description: The following command does not work: $ ip route add 10.201.0.0/24 nexthop encap mpls 300 via 10.200.0.1 dev ntfp2 Error: "nexthop" or end of line is expected instead of "encap" In fact, iproute2 version points to v4.3.0, but the xenial kernel is a 4.4. $ ip -V ip utility, iproute2-ss151103 => https://git.kernel.org/pub/scm/network/iproute2/iproute2.git/commit/?id=6720eceff7b4 With an iproute2 v4.4.0 (iproute2-ss160111), that command works: $ modprobe mpls_iptunnel $ ./ip/ip route add 10.201.0.0/24 nexthop encap mpls 300 via 10.200.0.1 dev ntfp2 $ ./ip/ip r [snip] 10.201.0.0/24 encap mpls 300 via 10.200.0.1 dev ntfp2 At least, this patch is missing: 1e5293056a02 ("lwtunnel: Add encapsulation support to ip route") https://git.kernel.org/pub/scm/network/iproute2/iproute2.git/commit/?id=1e5293056a02 To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1771764/+subscriptions -- Mailing list: https://launchpad.net/~kernel-packages Post to : kernel-packages@lists.launchpad.net Unsubscribe : https://launchpad.net/~kernel-packages More help : https://help.launchpad.net/ListHelp