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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 - REGRESSION(r188444): WebProcess now hanging"
href="https://bugs.webkit.org/show_bug.cgi?id=148027">148027</a>
</td>
</tr>
<tr>
<th>Summary</th>
<td>REGRESSION(r188444): WebProcess now hanging
</td>
</tr>
<tr>
<th>Classification</th>
<td>Unclassified
</td>
</tr>
<tr>
<th>Product</th>
<td>WebKit
</td>
</tr>
<tr>
<th>Version</th>
<td>528+ (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 Misc.
</td>
</tr>
<tr>
<th>Assignee</th>
<td>webkit-unassigned@lists.webkit.org
</td>
</tr>
<tr>
<th>Reporter</th>
<td>pnormand@igalia.com
</td>
</tr>
<tr>
<th>CC</th>
<td>cgarcia@igalia.com, fpizlo@apple.com
</td>
</tr></table>
<p>
<div>
<pre>This is the trace I have here on GTK, I think EFL is also broken now:
Thread 1 (Thread 0x7fee3f3b0a80 (LWP 10421)):
#0 0x00007ffc7d4e5a3d in clock_gettime ()
#1 0x00007fee3217cccd in __GI___clock_gettime (clock_id=<optimized out>, tp=<optimized out>) at ../sysdeps/unix/clock_gettime.c:115
#2 0x00007fee329cff8e in std::chrono::_V2::system_clock::now() () from /usr/lib/x86_64-linux-gnu/libstdc++.so.6
#3 0x00007fee3b7a6acf in WTF::ParkingLot::parkConditionally(void const*, std::function<bool ()>, std::function<void ()>, std::chrono::time_point<std::chrono::_V2::steady_clock, std::chrono::duration<long, std::ratio<1l, 1000000000l> > >) () from /home/phil/wkbuild/lib/libjavascriptcoregtk-4.0.so.18
#4 0x00007fee3b40193d in JSC::GCThreadSharedData::GCThreadSharedData(JSC::VM*) () from /home/phil/wkbuild/lib/libjavascriptcoregtk-4.0.so.18
#5 0x00007fee3b4031d7 in JSC::Heap::Heap(JSC::VM*, JSC::HeapType) () from /home/phil/wkbuild/lib/libjavascriptcoregtk-4.0.so.18
#6 0x00007fee3b73ca1c in JSC::VM::VM(JSC::VM::VMType, JSC::HeapType) () from /home/phil/wkbuild/lib/libjavascriptcoregtk-4.0.so.18
#7 0x00007fee3b73eb74 in JSC::VM::create(JSC::HeapType) () from /home/phil/wkbuild/lib/libjavascriptcoregtk-4.0.so.18
#8 0x00007fee3b73eb89 in JSC::VM::createLeaked(JSC::HeapType) () from /home/phil/wkbuild/lib/libjavascriptcoregtk-4.0.so.18
#9 0x00007fee3d62c19c in WebCore::JSDOMWindowBase::commonVM() () from /home/phil/wkbuild/lib/libwebkit2gtk-4.0.so.37
#10 0x00007fee3d5f7645 in WebCore::mainThreadNormalWorld() () from /home/phil/wkbuild/lib/libwebkit2gtk-4.0.so.37
#11 0x00007fee3d691999 in WebCore::ScriptController::enableEval() () from /home/phil/wkbuild/lib/libwebkit2gtk-4.0.so.37
#12 0x00007fee3db5857a in WebCore::FrameLoader::clear(WebCore::Document*, bool, bool, bool) () from /home/phil/wkbuild/lib/libwebkit2gtk-4.0.so.37
#13 0x00007fee3db401f1 in WebCore::DocumentWriter::begin(WebCore::URL const&, bool, WebCore::Document*) () from /home/phil/wkbuild/lib/libwebkit2gtk-4.0.so.37
#14 0x00007fee3db33faa in WebCore::DocumentLoader::commitData(char const*, unsigned long) () from /home/phil/wkbuild/lib/libwebkit2gtk-4.0.so.37
#15 0x00007fee3d3b65f6 in WebKit::WebFrameLoaderClient::committedLoad(WebCore::DocumentLoader*, char const*, int) () from /home/phil/wkbuild/lib/libwebkit2gtk-4.0.so.37
#16 0x00007fee3db365a7 in WebCore::DocumentLoader::commitLoad(char const*, int) () from /home/phil/wkbuild/lib/libwebkit2gtk-4.0.so.37
#17 0x00007fee3dbc1fa9 in WebCore::CachedRawResource::notifyClientsDataWasReceived(char const*, unsigned int) () from /home/phil/wkbuild/lib/libwebkit2gtk-4.0.so.37
#18 0x00007fee3dbc2099 in WebCore::CachedRawResource::addDataBuffer(WebCore::SharedBuffer&) () from /home/phil/wkbuild/lib/libwebkit2gtk-4.0.so.37
#19 0x00007fee3db8ada2 in WebCore::SubresourceLoader::didReceiveDataOrBuffer(char const*, int, WTF::PassRefPtr<WebCore::SharedBuffer>, long long, WebCore::DataPayloadType) ()
from /home/phil/wkbuild/lib/libwebkit2gtk-4.0.so.37
#20 0x00007fee3db8af0b in WebCore::SubresourceLoader::didReceiveData(char const*, unsigned int, long long, WebCore::DataPayloadType) () from /home/phil/wkbuild/lib/libwebkit2gtk-4.0.so.37
#21 0x00007fee3d4d1b16 in WebKit::WebResourceLoader::didReceiveWebResourceLoaderMessage(IPC::Connection&, IPC::MessageDecoder&) () from /home/phil/wkbuild/lib/libwebkit2gtk-4.0.so.37
#22 0x00007fee3d22853b in IPC::Connection::dispatchMessage(std::unique_ptr<IPC::MessageDecoder, std::default_delete<IPC::MessageDecoder> >) () from /home/phil/wkbuild/lib/libwebkit2gtk-4.0.so.37
#23 0x00007fee3d228fe4 in IPC::Connection::dispatchOneMessage() () from /home/phil/wkbuild/lib/libwebkit2gtk-4.0.so.37
#24 0x00007fee3e90ef2f in WTF::RunLoop::performWork() () from /home/phil/wkbuild/lib/libwebkit2gtk-4.0.so.37
#25 0x00007fee3b7d95d5 in WTF::GMainLoopSource::voidCallback() () from /home/phil/wkbuild/lib/libjavascriptcoregtk-4.0.so.18
#26 0x00007fee3b7d766a in WTF::GMainLoopSource::voidSourceCallback(WTF::GMainLoopSource*) () from /home/phil/wkbuild/lib/libjavascriptcoregtk-4.0.so.18
#27 0x00007fee38b127ed in g_main_dispatch (context=0x16e25b0) at gmain.c:3122
#28 g_main_context_dispatch (context=context@entry=0x16e25b0) at gmain.c:3737
#29 0x00007fee38b12b88 in g_main_context_iterate (context=0x16e25b0, block=block@entry=1, dispatch=dispatch@entry=1, self=<optimized out>) at gmain.c:3808
#30 0x00007fee38b12ea2 in g_main_loop_run (loop=0x1d73ca0) at gmain.c:4002
#31 0x00007fee3e914680 in WTF::RunLoop::run() () from /home/phil/wkbuild/lib/libwebkit2gtk-4.0.so.37
#32 0x00007fee3d4a20e2 in WebProcessMainUnix () from /home/phil/wkbuild/lib/libwebkit2gtk-4.0.so.37
#33 0x00007fee320abb45 in __libc_start_main (main=0x400b30 <main>, argc=2, argv=0x7ffc7d4cf9c8, init=<optimized out>, fini=<optimized out>, rtld_fini=<optimized out>, stack_end=0x7ffc7d4cf9b8)
at libc-start.c:287
#34 0x0000000000400b85 in _start ()
This is quite an important regression, it prevents any website to load here :(</pre>
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