[Webkit-unassigned] [Bug 186206] [GTK] WebKit::CoordinatedBackingStoreTile::setBackBuffer(): WebKitWebProcess killed by SIGSEGV (ASSERTION FAILED: it != m_tiles.end())

[bugzilla-daemon at webkit.org]

https://bugs.webkit.org/show_bug.cgi?id=186206

--- Comment #14 from Michael Catanzaro <mcatanzaro at igalia.com> ---
(In reply to Michael Catanzaro from comment #13)
> Philippe and Fujii both hit this today in debug builds. In debug builds,
> instead of crashing in CoordinatedBackingStoreTile::setBackBuffer, it
> asserts one frame higher, in CoordinatedBackingStoreTile::updateTile:
> 
> ASSERTION FAILED: it != m_tiles.end()

BTW, it was Alicia who connected the dots here for me... I didn't recognize the assertion. Thanks!

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