Thanks Daniel! I confirm that this change made gdm work:
diff --git a/etc/nsswitch.conf.orig b/etc/nsswitch.conf index bfb3534..2f46f8b 100644 --- a/etc/nsswitch.conf.orig +++ b/etc/nsswitch.conf @@ -6,7 +6,7 @@ passwd: compat systemd group: compat systemd -shadow: compat +shadow: compat systemd gshadow: files hosts: files mdns4_minimal [NOTFOUND=return] resolve [!UNAVAIL=return] dns myhostname mymachines No "sss" needed (I don't even have sssd installed, it was "systemd" source for shadow that was missing). (and yeah, I should have remembered to run `strace -f` ...) -- You received this bug notification because you are a member of Ubuntu Desktop Bugs, which is subscribed to gdm3 in Ubuntu. https://bugs.launchpad.net/bugs/2121017 Title: 25.10's gdm3 doesn't start [unix_chkpwd: could not obtain user info (gdm-greeter)] on systems installed before 2024 To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/gdm3/+bug/2121017/+subscriptions -- desktop-bugs mailing list [email protected] https://lists.ubuntu.com/mailman/listinfo/desktop-bugs
