The package in -proposed seems to have resolved the 'sys_setgroups failed' issue for me as well.
3.5.0-23-generic #35~precise1-Ubuntu SMP Fri Jan 25 17:15:33 UTC 2013 i686 i686 i386 GNU/Linux Package: samba Status: install ok installed Priority: optional Section: net Installed-Size: 22380 Maintainer: Ubuntu Developers <ubuntu-devel-disc...@lists.ubuntu.com> Architecture: i386 Version: 2:3.6.3-2ubuntu2.4 Replaces: samba-common (<= 2.0.5a-2) Depends: samba-common (= 2:3.6.3-2ubuntu2.4), libwbclient0 (= 2:3.6.3-2ubuntu2.4), libacl1 (>= 2.2.51-5), libattr1 (>= 1:2.4.46-5), libc6 (>= 2.15), libcap2 (>= 2.10), libcomerr2 (>= 1.01), libcups2 (>= 1.4.0), libgssapi-krb5-2 (>= 1.10+dfsg~), libk5crypto3 (>= 1.6.dfsg.2), libkrb5-3 (>= 1.10+dfsg~), libldap-2.4-2 (>= 2.4.7), libpam0g (>= 0.99.7.1), libpopt0 (>= 1.14), libtalloc2 (>= 2.0.4~git20101213), libtdb1 (>= 1.2.7+git20101214), zlib1g (>= 1:1.1.4), debconf (>= 0.5) | debconf-2.0, upstart-job, libpam-runtime (>= 1.0.1-11), libpam-modules, lsb-base (>= 3.2-13), procps, update-inetd, adduser, samba-common-bin -- You received this bug notification because you are a member of Ubuntu Server Team, which is subscribed to samba in Ubuntu. https://bugs.launchpad.net/bugs/1016895 Title: smbd crashed with SIGABRT in dump_core()/setgroups being passed a -1 group is causing crashes. To manage notifications about this bug go to: https://bugs.launchpad.net/samba/+bug/1016895/+subscriptions -- Ubuntu-server-bugs mailing list Ubuntu-server-bugs@lists.ubuntu.com Modify settings or unsubscribe at: https://lists.ubuntu.com/mailman/listinfo/ubuntu-server-bugs