Bug#854885: gnome-session: Unable to launch Gnome with wayland without launching Gnome without wayland and disconnecting before

[YunQiang Su]

On Sat, 11 Feb 2017 16:37:07 +0100 Alex < thisislow at outlook.com> wrote:
> Package: gnome-session
> Version: 3.22.2-2
> Severity: normal
> Tags: upstream
>
> Dear Maintainer,
>
> I installed Debian Stretch RC2 on my laptop.
> It have two radeon cards (Radeon HD 8610G and HD 8670M), my driver is radeon, I
> installed firmware.
>
> When trying to log in for the first time, with wayland:
> - There is only the grey wallpaper of gdm3
> - After, a black screen
> - Finally, gdm3 is restarting
>
> When trying anything else:
> - It works fine
>
> When trying openbox/Gnome without wayland, log out, and trying again Gnome with
> wayland:
> - It works fine
>
> I found that logs with journalctl:
> Feb 11 16:11:10 pc gdm-password][1384]: pam_unix(gdm-password:session): session
> opened for user alex by (uid=0)
> Feb 11 16:11:10 pc systemd-logind[475]: New session 10 of user alex.
> Feb 11 16:11:10 pc systemd[1]: Started Session 10 of user alex.
> [NetworkManager logs]
> Feb 11 16:11:11 pc gnome-keyring-daemon[1390]: another secret service is
> running
> Feb 11 16:11:11 pc gnome-keyring-ssh.desktop[1424]:
> SSH_AUTH_SOCK=/run/user/1000/keyring/ssh
> Feb 11 16:11:11 pc gnome-shell[1431]: Failed to apply DRM plane transform 0:
> Invalid argument
> Feb 11 16:11:11 pc gnome-shell[1431]: failed to bind to /tmp/.X11-unix/X0: No
> such file or directory
> Feb 11 16:11:11 pc gnome-shell[1431]: Failed to start X Wayland
> Feb 11 16:11:11 pc kernel: traps: gnome-shell[1431] trap int3 ip:7f8dd5888261
> sp:7ffde7d322b0 error:0
> Feb 11 16:11:11 pc kernel:  in libglib-2.0.so.0.5000.2[7f8dd5838000+112000]
> Feb 11 16:11:11 pc gnome-session[1396]: gnome-session-binary[1396]: WARNING:
> Application 'org.gnome.Shell.desktop' killed by signal 5
> Feb 11 16:11:11 pc gnome-session-binary[1396]: Unrecoverable failure in
> required component org.gnome.Shell.desktop
> Feb 11 16:11:11 pc gnome-session-binary[1396]: WARNING: Application
> 'org.gnome.Shell.desktop' killed by signal 5
>
> I'm not sure, but I think Xwayland can't start if Xorg was not called (if gdm3
> uses Wayland).
>

I met the same problem on mipsel with Loongson CPU.
The video card is also Radeon.

> Best regards,
> Alex
>
>
>
> -- System Information:
> Debian Release: 9.0
>   APT prefers testing
>   APT policy: (900, 'testing'), (500, 'unstable')