Bug#999583: Rearranging window list causes segfaults - fixed in GTK

The crash should be fixed in GTK 3.24.49: - https://gitlab.gnome.org/GNOME/gtk/-/issues/7128 - https://gitlab.gnome.org/GNOME/gtk/-/merge_requests/6660

Bug#884648: mate-panel occasionally crashes with segfault - fixed in GTK

The crash should be fixed in GTK 3.24.49: - https://gitlab.gnome.org/GNOME/gtk/-/issues/7128 - https://gitlab.gnome.org/GNOME/gtk/-/merge_requests/6660

Bug#884648: mate-panel occasionally crashes with segfault - upstream report

There's an upstream bug report for the gtk_drag_finish crash: https://github.com/mate-desktop/mate-panel/issues/1356

Bug#999583: Rearranging window list causes segfaults - upstream report

There's an upstream bug report with further debugging info: https://github.com/mate-desktop/mate-panel/issues/1356