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<base href="https://bugs.webkit.org/" />
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<body><table border="1" cellspacing="0" cellpadding="8">
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<th>Bug ID</th>
<td><a class="bz_bug_link
bz_status_NEW "
title="NEW - Crash in WebCore::RenderObject::repaintSlowRepaintObject()"
href="https://bugs.webkit.org/show_bug.cgi?id=167295">167295</a>
</td>
</tr>
<tr>
<th>Summary</th>
<td>Crash in WebCore::RenderObject::repaintSlowRepaintObject()
</td>
</tr>
<tr>
<th>Classification</th>
<td>Unclassified
</td>
</tr>
<tr>
<th>Product</th>
<td>WebKit
</td>
</tr>
<tr>
<th>Version</th>
<td>Safari Technology Preview
</td>
</tr>
<tr>
<th>Hardware</th>
<td>Unspecified
</td>
</tr>
<tr>
<th>URL</th>
<td>http://sonnreich.at
</td>
</tr>
<tr>
<th>OS</th>
<td>Unspecified
</td>
</tr>
<tr>
<th>Status</th>
<td>NEW
</td>
</tr>
<tr>
<th>Severity</th>
<td>Normal
</td>
</tr>
<tr>
<th>Priority</th>
<td>P2
</td>
</tr>
<tr>
<th>Component</th>
<td>WebCore Misc.
</td>
</tr>
<tr>
<th>Assignee</th>
<td>webkit-unassigned@lists.webkit.org
</td>
</tr>
<tr>
<th>Reporter</th>
<td>dieter@komendera.com
</td>
</tr></table>
<p>
<div>
<pre>Created <span class=""><a href="attachment.cgi?id=299486" name="attach_299486" title="crash log">attachment 299486</a> <a href="attachment.cgi?id=299486&action=edit" title="crash log">[details]</a></span>
crash log
I can almost reliably reproduce this crash:
1) go to <a href="http://sonnreich.at">http://sonnreich.at</a>
2) click a link at the bottom of the page, i.e "WOHNEN"
3) use the back button to navigate back
4) scroll down
Sometimes it crashes at 3), sometimes at 4) and sometimes not at all.
Thread 0 Crashed:: Dispatch queue: com.apple.main-thread
0 com.apple.WebCore 0x000000010fb3a670 WebCore::RenderObject::repaintSlowRepaintObject() const + 32
1 com.apple.WebCore 0x000000010ee85a19 WebCore::FrameView::scrollContentsSlowPath(WebCore::IntRect const&) + 121
2 com.apple.WebCore 0x000000010edf682a WebCore::ScrollView::scrollContents(WebCore::IntSize const&) + 362
3 com.apple.WebCore 0x000000010fc16cf6 WebCore::ScrollView::scrollTo(WebCore::IntPoint const&) + 150
4 com.apple.WebCore 0x000000010f26d635 WebCore::FrameView::scrollTo(WebCore::IntPoint const&) + 53
Release 21 (Safari 10.2, WebKit 12604.1.2)
macOS 10.12.2 (16C67)</pre>
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