Public bug reported:
At Login, it starts after password then falls back to login screen.
After second login it works until i open any application, but not always.
Current status of lightdm
*● lightdm.service - Light Display Manager
Loaded: loaded (/usr/lib/systemd/system/lightdm.service; indirect; preset:
enabled)
Active: active (running) since Tue 2024-11-26 09:33:58 MST; 6min ago
Invocation: 5a42c334736645b2aa0638197ca799cb
Docs: man:lightdm(1)
Process: 1582 ExecStartPre=/bin/sh -c [ "$(basename $(cat
/etc/X11/default-display-manager 2>/dev/null))" = "lightdm" ] (code=exited,
status=0/SUCCESS)
Main PID: 1587 (lightdm)
Tasks: 6 (limit: 4597)
Memory: 114.2M (peak: 115.2M)
CPU: 23.173s
CGroup: /system.slice/lightdm.service
├─1587 /usr/sbin/lightdm
└─2459 /usr/lib/xorg/Xorg -core :0 -seat seat0 -auth
/var/run/lightdm/root/:0 -nolisten tcp vt7 -novtswitch
Nov 26 09:34:12 me-Standard-PC-Q35-zfs lightdm[2477]:
pam_systemd(lightdm-greeter:session): New sd-bus connection
(system-bus-pam-systemd-2477) opened.
Nov 26 09:34:12 me-Standard-PC-Q35-zfs lightdm[2477]: gkr-pam: couldn't unlock
the login keyring.
Nov 26 09:34:13 me-Standard-PC-Q35-zfs lightdm[2529]:
pam_succeed_if(lightdm:auth): requirement "user ingroup nopasswdlogin" not met
by user "me"
Nov 26 09:34:18 me-Standard-PC-Q35-zfs lightdm[2529]: pam_unix(lightdm:auth):
authentication failure; logname= uid=0 euid=0 tty=:0 ruser= rhost= user=me
Nov 26 09:34:20 me-Standard-PC-Q35-zfs lightdm[2532]:
pam_succeed_if(lightdm:auth): requirement "user ingroup nopasswdlogin" not met
by user "me"
Nov 26 09:34:26 me-Standard-PC-Q35-zfs lightdm[2532]: gkr-pam: unable to locate
daemon control file
Nov 26 09:34:26 me-Standard-PC-Q35-zfs lightdm[2532]: gkr-pam: stashed password
to try later in open session
Nov 26 09:34:26 me-Standard-PC-Q35-zfs lightdm[2532]:
pam_unix(lightdm:session): session opened for user me(uid=1000) by (uid=0)
Nov 26 09:34:26 me-Standard-PC-Q35-zfs lightdm[2532]:
pam_systemd(lightdm:session): New sd-bus connection
(system-bus-pam-systemd-2532) opened.
Nov 26 09:34:26 me-Standard-PC-Q35-zfs lightdm[2532]: gkr-pam: unlocked login
keyring
same password is always used.
If I get another reset to login window, i will try to included any
important info I can gather.
ProblemType: Bug
DistroRelease: Ubuntu 25.04
Package: lightdm 1.30.0-0ubuntu14
ProcVersionSignature: Ubuntu 6.11.0-8.8-generic 6.11.0
Uname: Linux 6.11.0-8-generic x86_64
NonfreeKernelModules: zfs
ApportVersion: 2.30.0-0ubuntu5
Architecture: amd64
CasperMD5CheckResult: unknown
CurrentDesktop: XFCE
Date: Tue Nov 26 09:40:58 2024
InstallationDate: Installed on 2024-11-25 (1 days ago)
InstallationMedia: Xubuntu Minimal 25.04 "Plucky Puffin" - Daily amd64
(20241125)
SourcePackage: lightdm
UpgradeStatus: No upgrade log present (probably fresh install)
** Affects: lightdm (Ubuntu)
Importance: Undecided
Status: New
** Tags: amd64 apport-bug plucky
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https://bugs.launchpad.net/bugs/2089698
Title:
possible race condition with lightdm
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