[Bug 93848] [sna] Random X-Server crashes and freezes after update

[bugzilla-daemon at freedesktop.org]

https://bugs.freedesktop.org/show_bug.cgi?id=93848

--- Comment #4 from Chris Wilson <chris at chris-wilson.co.uk> ---
Well, they confirm the malloc corruption. Let's suppose this *is* ZaphodHeads
specific, in which case trying

diff --git a/src/sna/sna_glyphs.c b/src/sna/sna_glyphs.c
index 6ee4033..bd128d6 100644
--- a/src/sna/sna_glyphs.c
+++ b/src/sna/sna_glyphs.c
@@ -2321,6 +2321,8 @@ sna_glyphs__shared(CARD8 op,
        if (RegionNil(dst->pCompositeClip))
                return;

+       goto fallback;
+
        if (FALLBACK)
                goto fallback;


should help identify the culprit.

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