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<th>Bug ID</th>
<td><a class="bz_bug_link
bz_status_NEW "
title="NEW - Crash in WebPlatformStrategies::createPingHandle - Deref a null NetworkingContext"
href="https://bugs.webkit.org/show_bug.cgi?id=147227">147227</a>
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<th>Summary</th>
<td>Crash in WebPlatformStrategies::createPingHandle - Deref a null NetworkingContext
</td>
</tr>
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<th>Classification</th>
<td>Unclassified
</td>
</tr>
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<th>Product</th>
<td>WebKit
</td>
</tr>
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<th>Version</th>
<td>528+ (Nightly build)
</td>
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<th>Hardware</th>
<td>All
</td>
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<th>OS</th>
<td>All
</td>
</tr>
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<th>Status</th>
<td>NEW
</td>
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<th>Severity</th>
<td>Normal
</td>
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<th>Priority</th>
<td>P2
</td>
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<th>Component</th>
<td>WebKit2
</td>
</tr>
<tr>
<th>Assignee</th>
<td>webkit-unassigned@lists.webkit.org
</td>
</tr>
<tr>
<th>Reporter</th>
<td>beidson@apple.com
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<pre>Crash in WebPlatformStrategies::createPingHandle - Deref a null NetworkingContext
0 com.apple.WebKit 0x00007fff9152d6e8 WebKit::WebFrameNetworkingContext::webFrameLoaderClient() const + 6
1 com.apple.WebKit 0x00007fff9159b224 WebKit::WebPlatformStrategies::createPingHandle(WebCore::NetworkingContext*, WebCore::ResourceRequest&, bool) + 64
2 com.apple.WebCore 0x00007fff97c7a696 WebCore::PingLoader::startPingLoad(WebCore::Frame&, WebCore::ResourceRequest&) + 566
3 com.apple.WebCore 0x00007fff97c7b0f6 WebCore::PingLoader::sendViolationReport(WebCore::Frame&, WebCore::URL const&, WTF::PassRefPtr<WebCore::FormData>) + 918
4 com.apple.WebCore 0x00007fff974f7fe2 WebCore::ContentSecurityPolicy::reportViolation(WTF::String const&, WTF::String const&, WTF::String const&, WebCore::URL const&, WTF::Vector<WebCore::URL, 0ul, WTF::CrashOnOverflow, 16ul> const&, WTF::String const&, WTF::String const&, WTF::OrdinalNumber const&, JSC::ExecState*) const + 3554
5 com.apple.WebCore 0x00007fff974f71c8 WebCore::CSPDirectiveList::reportViolation(WTF::String const&, WTF::String const&, WTF::String const&, WebCore::URL const&, WTF::String const&, WTF::OrdinalNumber const&, JSC::ExecState*) const + 280
...
30 com.apple.WebCore 0x00007fff9713f482 WebCore::FrameLoader::init() + 770
31 com.apple.WebKit 0x00007fff91392fe9 WebKit::WebFrame::createSubframe(WebKit::WebPage*, WTF::String const&, WebCore::HTMLFrameOwnerElement*) + 381
32 com.apple.WebKit 0x00007fff9152a639 WebKit::WebFrameLoaderClient::createFrame(WebCore::URL const&, WTF::String const&, WebCore::HTMLFrameOwnerElement*, WTF::String const&, bool, int, int) + 63
33 com.apple.WebCore 0x00007fff97ece1db WebCore::SubframeLoader::loadSubframe(WebCore::HTMLFrameOwnerElement&, WebCore::URL const&, WTF::String const&, WTF::String const&) + 283
UserStyleSheet, with a font-src rule, injected into the initial empty document for a new frame, but with CSP blocking the font load, and triggering a violation report.
Wow!
Easy to repro with a layout test, though.
Radar - <rdar://problem/21949735></pre>
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