I can also confirm I can most of the times boot 6.8.0-51 kernel. But still not always, it sometimes fails to boot.
pt., 24 sty 2025, 14:16 użytkownik WDW <2092...@bugs.launchpad.net> napisał: > Today I tried to boot kernel 6.8.0-51 again, and it was successful. So, > for me the problem disappeared. I am not sure why. One of the recent > updates (while using kernel 6.8.0-49) was xwayland. Maybe this update > solved the problem. > > -- > You received this bug notification because you are subscribed to the bug > report. > https://bugs.launchpad.net/bugs/2092703 > > Title: > Ubuntu 22.04 fails to start after kernel update to 6.8.0-50 > > Status in linux package in Ubuntu: > Confirmed > > Bug description: > Hello, I've recently (2024-12-24) updated the kernel in my Ubuntu > 22.04 from 6.8.0-49 to 6.8.0-50, but it doesn't work. I can still > successfully boot 6.8.0-49 kernel. I'm using Lenovo Thinkpad L15 Gen 2 > with AMD Ryzen 5850U. > > As far as I noticed in boot logs from previous boot (journalctl -b > -1), there is some problem with X.org: > > gru 30 07:00:40 adrian-ThinkPad-L15-Gen-2a > /usr/libexec/gdm-x-session[1667]: (II) modesetting: Driver for Modesetting > Kernel Drivers: kms > gru 30 07:00:40 adrian-ThinkPad-L15-Gen-2a > /usr/libexec/gdm-x-session[1667]: (II) FBDEV: driver for framebuffer: fbdev > gru 30 07:00:40 adrian-ThinkPad-L15-Gen-2a > /usr/libexec/gdm-x-session[1667]: (II) VESA: driver for VESA chipsets: vesa > gru 30 07:00:40 adrian-ThinkPad-L15-Gen-2a > /usr/libexec/gdm-x-session[1667]: xf86EnableIO: failed to enable I/O ports > 0000-03ff (Operation not permitted) > gru 30 07:00:40 adrian-ThinkPad-L15-Gen-2a > /usr/libexec/gdm-x-session[1667]: (EE) open /dev/dri/card0: No such file or > directory > gru 30 07:00:40 adrian-ThinkPad-L15-Gen-2a > /usr/libexec/gdm-x-session[1667]: (WW) Falling back to old probe method for > modesetting > gru 30 07:00:40 adrian-ThinkPad-L15-Gen-2a > /usr/libexec/gdm-x-session[1667]: (EE) open /dev/dri/card0: No such file or > directory > gru 30 07:00:40 adrian-ThinkPad-L15-Gen-2a > /usr/libexec/gdm-x-session[1667]: (II) Loading sub module "fbdevhw" > gru 30 07:00:40 adrian-ThinkPad-L15-Gen-2a > /usr/libexec/gdm-x-session[1667]: (II) LoadModule: "fbdevhw" > gru 30 07:00:40 adrian-ThinkPad-L15-Gen-2a > /usr/libexec/gdm-x-session[1667]: (II) Loading > /usr/lib/xorg/modules/libfbdevhw.so > gru 30 07:00:40 adrian-ThinkPad-L15-Gen-2a > /usr/libexec/gdm-x-session[1667]: (II) Module fbdevhw: vendor="X.Org > Foundation" > gru 30 07:00:40 adrian-ThinkPad-L15-Gen-2a > /usr/libexec/gdm-x-session[1667]: compiled for 1.21.1.4, module > version = 0.0.2 > gru 30 07:00:40 adrian-ThinkPad-L15-Gen-2a > /usr/libexec/gdm-x-session[1667]: ABI class: X.Org Video Driver, > version 25.2 > gru 30 07:00:40 adrian-ThinkPad-L15-Gen-2a > /usr/libexec/gdm-x-session[1667]: (EE) Unable to find a valid framebuffer > device > gru 30 07:00:40 adrian-ThinkPad-L15-Gen-2a > /usr/libexec/gdm-x-session[1667]: (WW) Falling back to old probe method for > fbdev > gru 30 07:00:40 adrian-ThinkPad-L15-Gen-2a > /usr/libexec/gdm-x-session[1667]: (II) Loading sub module "fbdevhw" > gru 30 07:00:40 adrian-ThinkPad-L15-Gen-2a > /usr/libexec/gdm-x-session[1667]: (II) LoadModule: "fbdevhw" > gru 30 07:00:40 adrian-ThinkPad-L15-Gen-2a > /usr/libexec/gdm-x-session[1667]: (II) Loading > /usr/lib/xorg/modules/libfbdevhw.so > gru 30 07:00:40 adrian-ThinkPad-L15-Gen-2a > /usr/libexec/gdm-x-session[1667]: (II) Module fbdevhw: vendor="X.Org > Foundation" > gru 30 07:00:40 adrian-ThinkPad-L15-Gen-2a > /usr/libexec/gdm-x-session[1667]: compiled for 1.21.1.4, module > version = 0.0.2 > gru 30 07:00:40 adrian-ThinkPad-L15-Gen-2a > /usr/libexec/gdm-x-session[1667]: ABI class: X.Org Video Driver, > version 25.2 > gru 30 07:00:40 adrian-ThinkPad-L15-Gen-2a > /usr/libexec/gdm-x-session[1667]: (EE) open /dev/fb0: No such file or > directory > gru 30 07:00:40 adrian-ThinkPad-L15-Gen-2a > /usr/libexec/gdm-x-session[1667]: vesa: Ignoring device with a bound kernel > driver > gru 30 07:00:40 adrian-ThinkPad-L15-Gen-2a > /usr/libexec/gdm-x-session[1667]: (EE) Screen 0 deleted because of no > matching config section. > gru 30 07:00:40 adrian-ThinkPad-L15-Gen-2a > /usr/libexec/gdm-x-session[1667]: (II) UnloadModule: "modesetting" > gru 30 07:00:40 adrian-ThinkPad-L15-Gen-2a > /usr/libexec/gdm-x-session[1667]: (EE) Screen 0 deleted because of no > matching config section. > gru 30 07:00:40 adrian-ThinkPad-L15-Gen-2a > /usr/libexec/gdm-x-session[1667]: (II) UnloadModule: "fbdev" > gru 30 07:00:40 adrian-ThinkPad-L15-Gen-2a > /usr/libexec/gdm-x-session[1667]: (II) UnloadSubModule: "fbdevhw" > gru 30 07:00:40 adrian-ThinkPad-L15-Gen-2a > /usr/libexec/gdm-x-session[1667]: (II) UnloadSubModule: "fbdevhw" > gru 30 07:00:40 adrian-ThinkPad-L15-Gen-2a > /usr/libexec/gdm-x-session[1667]: (II) UnloadSubModule: "fbdevhw" > gru 30 07:00:40 adrian-ThinkPad-L15-Gen-2a > /usr/libexec/gdm-x-session[1667]: (EE) Screen 0 deleted because of no > matching config section. > gru 30 07:00:40 adrian-ThinkPad-L15-Gen-2a > /usr/libexec/gdm-x-session[1667]: (II) UnloadModule: "vesa" > gru 30 07:00:40 adrian-ThinkPad-L15-Gen-2a > /usr/libexec/gdm-x-session[1667]: (EE) Device(s) detected, but none match > those in the config file. > gru 30 07:00:40 adrian-ThinkPad-L15-Gen-2a > /usr/libexec/gdm-x-session[1667]: (EE) > gru 30 07:00:40 adrian-ThinkPad-L15-Gen-2a > /usr/libexec/gdm-x-session[1667]: Fatal server error: > gru 30 07:00:40 adrian-ThinkPad-L15-Gen-2a > /usr/libexec/gdm-x-session[1667]: (EE) no screens found(EE) > gru 30 07:00:40 adrian-ThinkPad-L15-Gen-2a > /usr/libexec/gdm-x-session[1667]: (EE) > gru 30 07:00:40 adrian-ThinkPad-L15-Gen-2a > /usr/libexec/gdm-x-session[1667]: Please consult the The X.Org Foundation > support > gru 30 07:00:40 adrian-ThinkPad-L15-Gen-2a > /usr/libexec/gdm-x-session[1667]: at http://wiki.x.org > gru 30 07:00:40 adrian-ThinkPad-L15-Gen-2a > /usr/libexec/gdm-x-session[1667]: for help. > gru 30 07:00:40 adrian-ThinkPad-L15-Gen-2a > /usr/libexec/gdm-x-session[1667]: (EE) Please also check the log file at > "/var/log/Xorg.0.log" for additional information. > gru 30 07:00:40 adrian-ThinkPad-L15-Gen-2a > /usr/libexec/gdm-x-session[1667]: (EE) > gru 30 07:00:40 adrian-ThinkPad-L15-Gen-2a > /usr/libexec/gdm-x-session[1667]: (EE) Server terminated with error (1). > Closing log file. > gru 30 07:00:40 adrian-ThinkPad-L15-Gen-2a > /usr/libexec/gdm-x-session[1664]: Unable to run X server > gru 30 07:00:40 adrian-ThinkPad-L15-Gen-2a > gdm-launch-environment][1657]: pam_unix(gdm-launch-environment:session): > session closed for user gdm > gru 30 07:00:40 adrian-ThinkPad-L15-Gen-2a gdm3[1205]: Gdm: GdmDisplay: > Session never registered, failing > gru 30 07:00:40 adrian-ThinkPad-L15-Gen-2a > gdm-launch-environment][1657]: GLib-GObject: g_object_unref: assertion > 'G_IS_OBJECT (object)' failed > gru 30 07:00:40 adrian-ThinkPad-L15-Gen-2a kernel: logitech-hidpp-device > 0003:046D:4082.0004: HID++ 4.5 device connected. > gru 30 07:00:40 adrian-ThinkPad-L15-Gen-2a systemd[1]: session-c6.scope: > Deactivated successfully. > gru 30 07:00:40 adrian-ThinkPad-L15-Gen-2a gdm3[1205]: Gdm: > GdmLocalDisplayFactory: maximum number of X display failures reached: check > X server log for errors > gru 30 07:00:40 adrian-ThinkPad-L15-Gen-2a gdm3[1205]: Gdm: Child > process -1664 was already dead. > gru 30 07:00:40 adrian-ThinkPad-L15-Gen-2a gdm3[1205]: Gdm: GdmDisplay: > Session never registered, failing > gru 30 07:00:40 adrian-ThinkPad-L15-Gen-2a systemd-logind[1049]: Session > c6 logged out. Waiting for processes to exit. > gru 30 07:00:40 adrian-ThinkPad-L15-Gen-2a systemd-logind[1049]: Removed > session c6. > > > When booting 6.8.0-49 (the one that works fine), I see it uses > /dev/dri/card1 instead (extract from logs attached as > kernel-6.8.0-49-journalctl-boot-logs-ok.txt). > > I'm also attaching: > > - cat /proc/version_signature > version.log (from the working kernel > 6.8.0-49) > - sudo lspci -vnvn > lspci-vnvn.log (from the working kernel 6.8.0-49) > - apt-updated-packages.txt - a list of updated packages > - kernel-6.8.0-50-journalctl-boot-logs-issue.txt - extract from logs > from journalctl -b -1 (boot attempt using problematic kernel 6.8.0-50) > - kernel-6.8.0-49-journalctl-boot-logs-ok.txt - extract from logs from > journalctl -b -0 (booting working kernel 6.8.0-49) > > How can I make kernel 6.8.0-50 work? > > BR, > Adrian > > To manage notifications about this bug go to: > https://bugs.launchpad.net/ubuntu/+source/linux/+bug/2092703/+subscriptions > > -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/2092703 Title: Ubuntu 22.04 fails to start after kernel update to 6.8.0-50 To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/2092703/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
