John, That looks exactly like what I saw. You can see it in his log where "Adding prefix" is repeated, but the second interface contains a null name and IPv6 address:
2013/12/03 23:03:28 I gogoc: Adding prefix to wlan0 2013/12/03 23:03:28 I gogoc: /sbin/ifconfig wlan0 add 2001:05c0:1506:de00::1/64 2013/12/03 23:03:28 I gogoc: Adding prefix to 2013/12/03 23:03:28 I gogoc: /sbin/ifconfig inet6 add ::1/64 I replied to the bug and pasted a URL to point back to here. -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1312649 Title: linux.sh processes empty/missing subinterface file To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/gogoc/+bug/1312649/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs