Bug 228898

Summary:	If overflow:scroll content changes during a scroll gesture, the scroll offset can be left in a bad state
Product:	WebKit	Reporter:	Simon Fraser (smfr) <simon.fraser>
Component:	Scrolling	Assignee:	Nobody <webkit-unassigned>
Status:	NEW
Severity:	Normal	CC:	simon.fraser, webkit-bug-importer
Priority:	P2	Keywords:	InRadar
Version:	Safari Technology Preview
Hardware:	Unspecified
OS:	Unspecified
See Also:	https://bugs.webkit.org/show_bug.cgi?id=138525 https://bugs.webkit.org/show_bug.cgi?id=228891

Simon Fraser (smfr)

Reported 2021-08-07 11:05:50 PDT

Testing with LayoutTests/tiled-drawing/scrolling/overflow-scroll-reduced-content.html, it's trivial to cause the scroll offset to be stuck at the wrong value if content changes make an overflow non-scrollable in the middle of a scroll gesture.

Attachments
Add attachment proposed patch, testcase, etc.

Radar WebKit Bug Importer

Comment 1 2021-08-14 11:06:18 PDT

<rdar://problem/81939705>

Note You need to log in before you can comment on or make changes to this bug.