Bug#1065709: doomsday: segfault in _XFlush() when Qt is using native Wayland

[Simon McVittie]

Control: forcemerge 1065709 1057620

On Sat, 09 Mar 2024 at 11:06:46 +0000, Simon McVittie wrote:
> In a GNOME Wayland session, with qtwayland5 installed:
> 
> $ doomsday
> QSocketNotifier: Can only be used with threads started with QThread
> [1]    381459 segmentation fault (core dumped)  doomsday

Sorry, I didn't see that #1057620 already existed as a report of this bug.
I'll keep the more specific title and higher severity of #1065709.

    smcv