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<base href="https://bugs.webkit.org/" />
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<body><table border="1" cellspacing="0" cellpadding="8">
<tr>
<th>Bug ID</th>
<td><a class="bz_bug_link
bz_status_NEW "
title="NEW - [FreeType] ASSERTION FAILED: xPos + prefixWidth <= availableWidth in WebCore::tryHyphenating"
href="https://bugs.webkit.org/show_bug.cgi?id=166841">166841</a>
</td>
</tr>
<tr>
<th>Summary</th>
<td>[FreeType] ASSERTION FAILED: xPos + prefixWidth <= availableWidth in WebCore::tryHyphenating
</td>
</tr>
<tr>
<th>Classification</th>
<td>Unclassified
</td>
</tr>
<tr>
<th>Product</th>
<td>WebKit
</td>
</tr>
<tr>
<th>Version</th>
<td>WebKit Nightly Build
</td>
</tr>
<tr>
<th>Hardware</th>
<td>Unspecified
</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>WebKit Gtk
</td>
</tr>
<tr>
<th>Assignee</th>
<td>webkit-unassigned@lists.webkit.org
</td>
</tr>
<tr>
<th>Reporter</th>
<td>mcatanzaro@igalia.com
</td>
</tr>
<tr>
<th>CC</th>
<td>bugs-noreply@webkitgtk.org
</td>
</tr></table>
<p>
<div>
<pre>Splitting this out from <a class="bz_bug_link
bz_status_NEW "
title="NEW - [GTK] WebKitWebProcess at 100% CPU loading hyphenation dictionaries"
href="show_bug.cgi?id=165601">bug #165601</a>...
There is an assertion failure when loading <a href="https://www.python.org/dev/peps/pep-0484/">https://www.python.org/dev/peps/pep-0484/</a>:
ASSERTION FAILED: xPos + prefixWidth <= availableWidth
../../Source/WebCore/rendering/line/BreakingContext.h(724) : void WebCore::tryHyphenating(WebCore::RenderText&, const WebCore::FontCascade&, const WTF::AtomicString&, unsigned int, int, int, int, unsigned int, unsigned int, float, int, bool, bool, int, WebCore::InlineIterator&, WTF::Optional<unsigned int>, bool&)
1 0x7f4cbe3b4c28 /home/mcatanzaro/src/jhbuild/install/lib/libjavascriptcoregtk-4.0.so.18(WTFCrash+0x1e) [0x7f4cbe3b4c28]
2 0x7f4cc5fb9fc5 /home/mcatanzaro/src/jhbuild/install/lib/libwebkit2gtk-4.0.so.37(_ZN7WebCore14tryHyphenatingERNS_10RenderTextERKNS_11FontCascadeERKN3WTF12AtomicStringEjiiijjfibbiRNS_14InlineIteratorENS5_8OptionalIjEERb+0x4a6) [0x7f4cc5fb9fc5]
3 0x7f4cc5fba5a3 /home/mcatanzaro/src/jhbuild/install/lib/libwebkit2gtk-4.0.so.37(_ZZN7WebCore15BreakingContext10handleTextERN3WTF6VectorINS_15WordMeasurementELm64ENS1_15CrashOnOverflowELm16EEERbRjENKUlRNS_14InlineIteratorEE0_clESA_+0x191) [0x7f4cc5fba5a3]
4 0x7f4cc5fc0a5f /home/mcatanzaro/src/jhbuild/install/lib/libwebkit2gtk-4.0.so.37(_ZNSt17_Function_handlerIFvRN7WebCore14InlineIteratorEEZNS0_15BreakingContext10handleTextERN3WTF6VectorINS0_15WordMeasurementELm64ENS5_15CrashOnOverflowELm16EEERbRjEUlS2_E0_E9_M_invokeERKSt9_Any_dataS2_+0x37) [0x7f4cc5fc0a5f]
5 0x7f4cc5fbed05 /home/mcatanzaro/src/jhbuild/install/lib/libwebkit2gtk-4.0.so.37(_ZNKSt8functionIFvRN7WebCore14InlineIteratorEEEclES2_+0x49) [0x7f4cc5fbed05]
6 0x7f4cc5fb7afc /home/mcatanzaro/src/jhbuild/install/lib/libwebkit2gtk-4.0.so.37(_ZN7WebCore15BreakingContext21InlineIteratorHistory4pushESt8functionIFvRNS_14InlineIteratorEEE+0xba) [0x7f4cc5fb7afc]
7 0x7f4cc5fbc188 /home/mcatanzaro/src/jhbuild/install/lib/libwebkit2gtk-4.0.so.37(_ZN7WebCore15BreakingContext10handleTextERN3WTF6VectorINS_15WordMeasurementELm64ENS1_15CrashOnOverflowELm16EEERbRj+0x19de) [0x7f4cc5fbc188]
8 0x7f4cc5fb5ce7 /home/mcatanzaro/src/jhbuild/install/lib/libwebkit2gtk-4.0.so.37(_ZN7WebCore11LineBreaker13nextLineBreakERNS_23BidiResolverWithIsolateINS_14InlineIteratorENS_7BidiRunENS_15BidiIsolatedRunEEERNS_8LineInfoERNS_15LineLayoutStateERNS_14RenderTextInfoEPNS_14FloatingObjectEjRN3WTF6VectorINS_15WordMeasurementELm64ENSF_15CrashOnOverflowELm16EEE+0x35b) [0x7f4cc5fb5ce7]
9 0x7f4cc5da050a /home/mcatanzaro/src/jhbuild/install/lib/libwebkit2gtk-4.0.so.37(_ZN7WebCore15RenderBlockFlow26layoutRunsAndFloatsInRangeERNS_15LineLayoutStateERNS_23BidiResolverWithIsolateINS_14InlineIteratorENS_7BidiRunENS_15BidiIsolatedRunEEERKS4_RKNS_10BidiStatusEj+0x358) [0x7f4cc5da050a]
10 0x7f4cc5da0109 /home/mcatanzaro/src/jhbuild/install/lib/libwebkit2gtk-4.0.so.37(_ZN7WebCore15RenderBlockFlow19layoutRunsAndFloatsERNS_15LineLayoutStateEb+0x44b) [0x7f4cc5da0109]
11 0x7f4cc5da2881 /home/mcatanzaro/src/jhbuild/install/lib/libwebkit2gtk-4.0.so.37(_ZN7WebCore15RenderBlockFlow15layoutLineBoxesEbRNS_10LayoutUnitES2_+0x6b1) [0x7f4cc5da2881]
12 0x7f4cc5d802c1 /home/mcatanzaro/src/jhbuild/install/lib/libwebkit2gtk-4.0.so.37(_ZN7WebCore15RenderBlockFlow20layoutInlineChildrenEbRNS_10LayoutUnitES2_+0xb7) [0x7f4cc5d802c1]
13 0x7f4cc5d7f648 /home/mcatanzaro/src/jhbuild/install/lib/libwebkit2gtk-4.0.so.37(_ZN7WebCore15RenderBlockFlow11layoutBlockEbNS_10LayoutUnitE+0x3b6) [0x7f4cc5d7f648]
14 0x7f4cc5d4d032 /home/mcatanzaro/src/jhbuild/install/lib/libwebkit2gtk-4.0.so.37(_ZN7WebCore11RenderBlock6layoutEv+0x7c) [0x7f4cc5d4d032]
15 0x7f4cc5d80682 /home/mcatanzaro/src/jhbuild/install/lib/libwebkit2gtk-4.0.so.37(_ZN7WebCore15RenderBlockFlow16layoutBlockChildERNS_9RenderBoxERNS0_10MarginInfoERNS_10LayoutUnitES6_+0x3be) [0x7f4cc5d80682]
16 0x7f4cc5d801db /home/mcatanzaro/src/jhbuild/install/lib/libwebkit2gtk-4.0.so.37(_ZN7WebCore15RenderBlockFlow19layoutBlockChildrenEbRNS_10LayoutUnitE+0x247) [0x7f4cc5d801db]
17 0x7f4cc5d7f66c /home/mcatanzaro/src/jhbuild/install/lib/libwebkit2gtk-4.0.so.37(_ZN7WebCore15RenderBlockFlow11layoutBlockEbNS_10LayoutUnitE+0x3da) [0x7f4cc5d7f66c]
18 0x7f4cc5d4d032 /home/mcatanzaro/src/jhbuild/install/lib/libwebkit2gtk-4.0.so.37(_ZN7WebCore11RenderBlock6layoutEv+0x7c) [0x7f4cc5d4d032]
19 0x7f4cc5d80682 /home/mcatanzaro/src/jhbuild/install/lib/libwebkit2gtk-4.0.so.37(_ZN7WebCore15RenderBlockFlow16layoutBlockChildERNS_9RenderBoxERNS0_10MarginInfoERNS_10LayoutUnitES6_+0x3be) [0x7f4cc5d80682]
20 0x7f4cc5d801db /home/mcatanzaro/src/jhbuild/install/lib/libwebkit2gtk-4.0.so.37(_ZN7WebCore15RenderBlockFlow19layoutBlockChildrenEbRNS_10LayoutUnitE+0x247) [0x7f4cc5d801db]
21 0x7f4cc5d7f66c /home/mcatanzaro/src/jhbuild/install/lib/libwebkit2gtk-4.0.so.37(_ZN7WebCore15RenderBlockFlow11layoutBlockEbNS_10LayoutUnitE+0x3da) [0x7f4cc5d7f66c]
22 0x7f4cc5d4d032 /home/mcatanzaro/src/jhbuild/install/lib/libwebkit2gtk-4.0.so.37(_ZN7WebCore11RenderBlock6layoutEv+0x7c) [0x7f4cc5d4d032]
23 0x7f4cc5d80682 /home/mcatanzaro/src/jhbuild/install/lib/libwebkit2gtk-4.0.so.37(_ZN7WebCore15RenderBlockFlow16layoutBlockChildERNS_9RenderBoxERNS0_10MarginInfoERNS_10LayoutUnitES6_+0x3be) [0x7f4cc5d80682]
24 0x7f4cc5d801db /home/mcatanzaro/src/jhbuild/install/lib/libwebkit2gtk-4.0.so.37(_ZN7WebCore15RenderBlockFlow19layoutBlockChildrenEbRNS_10LayoutUnitE+0x247) [0x7f4cc5d801db]
25 0x7f4cc5d7f66c /home/mcatanzaro/src/jhbuild/install/lib/libwebkit2gtk-4.0.so.37(_ZN7WebCore15RenderBlockFlow11layoutBlockEbNS_10LayoutUnitE+0x3da) [0x7f4cc5d7f66c]
26 0x7f4cc5d4d032 /home/mcatanzaro/src/jhbuild/install/lib/libwebkit2gtk-4.0.so.37(_ZN7WebCore11RenderBlock6layoutEv+0x7c) [0x7f4cc5d4d032]
27 0x7f4cc5d1a223 /home/mcatanzaro/src/jhbuild/install/lib/libwebkit2gtk-4.0.so.37(_ZN7WebCore13RenderElement14layoutIfNeededEv+0x35) [0x7f4cc5d1a223]
28 0x7f4cc5d87e23 /home/mcatanzaro/src/jhbuild/install/lib/libwebkit2gtk-4.0.so.37(_ZN7WebCore15RenderBlockFlow20insertFloatingObjectERNS_9RenderBoxE+0x219) [0x7f4cc5d87e23]
29 0x7f4cc5d8019e /home/mcatanzaro/src/jhbuild/install/lib/libwebkit2gtk-4.0.so.37(_ZN7WebCore15RenderBlockFlow19layoutBlockChildrenEbRNS_10LayoutUnitE+0x20a) [0x7f4cc5d8019e]
30 0x7f4cc5d7f66c /home/mcatanzaro/src/jhbuild/install/lib/libwebkit2gtk-4.0.so.37(_ZN7WebCore15RenderBlockFlow11layoutBlockEbNS_10LayoutUnitE+0x3da) [0x7f4cc5d7f66c]
31 0x7f4cc5d4d032 /home/mcatanzaro/src/jhbuild/install/lib/libwebkit2gtk-4.0.so.37(_ZN7WebCore11RenderBlock6layoutEv+0x7c) [0x7f4cc5d4d032]</pre>
</div>
</p>
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