[X2Go-User] Many segfault across multiple desktops via X2go server on EL9 systems

[Mike Gabriel]

Hi Tom, hi Uli,

On  Fr 28 Apr 2023 21:01:36 CEST, Tom Crane wrote:

> I originally submitted a detailed bug report at the Mate Desktop  
> issues Github page here  
> https://github.com/mate-desktop/mate-desktop/issues/553.
>
> I subsequently discovered that other desktops are similarly  
> affected. All of them experienced segfaults or kernel traps in parts  
> of their components, particularly in the Marco window manager that  
> Mate uses.
>
> I have also tried Gnome, Kde, xfce, Cinnamon & Icewm desktops, again  
> on a Centos Stream 9 system.  Similar results were found on an Alma  
> 9 system so I do not believe the problem is specific to the  
> 'upstream' / lesser-tested nature of CS9.
>
> Apart from Icewm which remained usable even with the segfaults, the  
> other desktops (particularly Mate which we use a lot for remote  
> working) are rendered unusable by this problem.  None of our Centos  
> 7 systems have this problem.
>
> I am running out of ideas to diagnose/fix this problem.
>
> Any thoughts?

note that MATE upstream has fixed marco and now checks properly on the  
available Xres extension version before using its API (and crashing).

See upstream: [1].

In Debian unstable, I added those patches this recently: [2].

Greets,
Mike

[1] https://github.com/mate-desktop/marco/pull/747/commits
[2]  
https://salsa.debian.org/debian-mate-team/marco/-/tree/master/debian/patches  
(patches 0001, 0002 and 0003).


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