It seems that the culprit is indeed unionfs. The output of dmesg after running synaptic is very similar to the output of bug #144945. So it probably is a duplicate. Thanks.
-- [gutsy beta] package managers freeze when reading package list on live cd https://bugs.launchpad.net/bugs/145869 You received this bug notification because you are a member of Ubuntu Bugs, which is the bug contact for Ubuntu. -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs