http://bugzilla.opensuse.org/show_bug.cgi?id=983903 Bug ID: 983903 Summary: gdm doesn't start with login screen Classification: openSUSE Product: openSUSE Tumbleweed Version: Current Hardware: x86-64 OS: SUSE Other Status: NEW Severity: Major Priority: P5 - None Component: GNOME Assignee: bnc-team-gnome@forge.provo.novell.com Reporter: huseyin@marmara.edu.tr QA Contact: qa-bugs@suse.de Found By: --- Blocker: --- User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:46.0) Gecko/20100101 Firefox/46.0 Build Identifier: I am using openSUSE Tumbleweed which is version 20160530. After that I updated to version 20160605 with zypper dup command. I was reboot then gdm crashes because of too many attempts to start. The problem is according to the journalctl messages as follows: # journalctl -r Jun 08 18:17:36 Lahana /usr/lib/gdm/gdm-wayland-session[6744]: Unable to register display with display manager Jun 08 18:17:36 Lahana audit[6741]: USER_START pid=6741 uid=0 auid=4294967295 ses=4294967295 msg='op=PAM:session_open grantors=pam_limits,pam_unix,pam_umask,pam_env acct="gdm" exe="/usr/lib/gdm/gdm-session-worke Jun 08 18:17:36 Lahana gdm-launch-environment][6741]: pam_unix(gdm-launch-environment:session): session opened for user gdm by (uid=0) Jun 08 18:17:36 Lahana audit[6741]: CRED_ACQ pid=6741 uid=0 auid=4294967295 ses=4294967295 msg='op=PAM:setcred grantors=pam_permit acct="gdm" exe="/usr/lib/gdm/gdm-session-worker" hostname=? addr=? terminal=/dev Jun 08 18:17:36 Lahana audit[6741]: USER_ACCT pid=6741 uid=0 auid=4294967295 ses=4294967295 msg='op=PAM:accounting grantors=pam_permit acct="gdm" exe="/usr/lib/gdm/gdm-session-worker" hostname=? addr=? terminal= Jun 08 18:17:36 Lahana audit[6741]: USER_AUTH pid=6741 uid=0 auid=4294967295 ses=4294967295 msg='op=PAM:authentication grantors=pam_permit acct="gdm" exe="/usr/lib/gdm/gdm-session-worker" hostname=? addr=? termi Jun 08 18:17:36 Lahana gdm[1638]: Unable to kill session worker process Jun 08 18:17:36 Lahana gdm[1638]: Child process 6731 was already dead. Jun 08 18:17:36 Lahana gdm[1638]: Child process -6734 was already dead. Jun 08 18:17:35 Lahana audit[6731]: CRED_DISP pid=6731 uid=0 auid=4294967295 ses=4294967295 msg='op=PAM:setcred grantors=pam_permit acct="gdm" exe="/usr/lib/gdm/gdm-session-worker" hostname=? addr=? terminal=/de Jun 08 18:17:35 Lahana audit[6731]: USER_END pid=6731 uid=0 auid=4294967295 ses=4294967295 msg='op=PAM:session_close grantors=pam_limits,pam_unix,pam_umask,pam_env acct="gdm" exe="/usr/lib/gdm/gdm-session-worker Jun 08 18:17:35 Lahana gdm-launch-environment][6731]: pam_unix(gdm-launch-environment:session): session closed for user gdm this logs looping In each time it wants to start again, but does not succeed. These messages are repeating (with increasing session numbers) certain times and than *NO* Login Screen appears. Instead the screen is frozen. lightdm is working with gnome. Reproducible: Always -- You are receiving this mail because: You are on the CC list for the bug.