Bug 124603 – ASSERTION FAILED: isValidAllocation(bytes)

• Component: WebCore Misc.
• Status: RESOLVED FIXED

[Zoltan Horvath]

I got this assert at r159509 on http://codepen.io

Current executable set to '/Users/zhorvath1/WebKit/WebKitBuild/Debug/WebProcess.app' (x86_64).
(lldb) r
Process 61524 launched: '/Users/zhorvath1/WebKit/WebKitBuild/Debug/WebProcess.app/Contents/MacOS/WebProcess' (x86_64)
ASSERTION FAILED: isValidAllocation(bytes)
/Users/zhorvath1/WebKit/WebKitBuild/Debug/JavaScriptCore.framework/PrivateHeaders/Heap.h(418) : void *JSC::Heap::allocateWithImmortalStructureDestructor(size_t)
1   0x10065b8d0 WTFCrash
2   0x103532ffb JSC::Heap::allocateWithImmortalStructureDestructor(unsigned long)
3   0x103532f2c void* JSC::allocateCell<JSC::Structure>(JSC::Heap&, unsigned long)
4   0x103532a9f void* JSC::allocateCell<JSC::Structure>(JSC::Heap&)
5   0x10353281f JSC::Structure::create(JSC::VM&, JSC::JSGlobalObject*, JSC::JSValue, JSC::TypeInfo const&, JSC::ClassInfo const*, unsigned char, unsigned int)
6   0x104af8f08 WebCore::JSDOMWindowShell::createStructure(JSC::VM&, JSC::JSValue)
7   0x104af6c3c WebCore::ScriptController::createWindowShell(WebCore::DOMWrapperWorld&)
8   0x104af73c7 WebCore::ScriptController::initScript(WebCore::DOMWrapperWorld&)
9   0x10398cf47 WebCore::ScriptController::windowShell(WebCore::DOMWrapperWorld&)
10  0x104af6da0 WebCore::ScriptController::evaluateInWorld(WebCore::ScriptSourceCode const&, WebCore::DOMWrapperWorld&)
11  0x104af6fb4 WebCore::ScriptController::evaluate(WebCore::ScriptSourceCode const&)
12  0x104b093bb WebCore::ScriptElement::executeScript(WebCore::ScriptSourceCode const&)
13  0x103d8e849 WebCore::HTMLScriptRunner::executePendingScriptAndDispatchEvent(WebCore::PendingScript&)
14  0x103d8e6ac WebCore::HTMLScriptRunner::executeParsingBlockingScript()
15  0x103d8ee71 WebCore::HTMLScriptRunner::executeParsingBlockingScripts()
16  0x103d8efa9 WebCore::HTMLScriptRunner::executeScriptsWaitingForLoad(WebCore::CachedResource*)
17  0x103ceac9e WebCore::HTMLDocumentParser::notifyFinished(WebCore::CachedResource*)
18  0x103cead1f non-virtual thunk to WebCore::HTMLDocumentParser::notifyFinished(WebCore::CachedResource*)
19  0x10356210d WebCore::CachedResource::checkNotify()
20  0x103562224 WebCore::CachedResource::finishLoading(WebCore::ResourceBuffer*)
21  0x10357a509 WebCore::CachedScript::finishLoading(WebCore::ResourceBuffer*)
22  0x104ca5f38 WebCore::SubresourceLoader::didFinishLoading(double)
23  0x104aae5b5 WebCore::ResourceLoader::didFinishLoading(WebCore::ResourceHandle*, double)
24  0x104ec955a -[WebCoreResourceHandleAsDelegate connectionDidFinishLoading:]
25  0x7fff9961071d __65-[NSURLConnectionInternal _withConnectionAndDelegate:onlyActive:]_block_invoke
26  0x7fff9961064d -[NSURLConnectionInternal _withConnectionAndDelegate:onlyActive:]
27  0x7fff9961053c -[NSURLConnectionInternal _withActiveConnectionAndDelegate:]
28  0x7fff9593f284 invocation function for block in URLConnectionClient_Classic::_delegate_didFinishLoading(void () block_pointer)
29  0x7fff959f5820 invocation function for block in URLConnectionClient_Classic::_withDelegateAsync(char const*, void (_CFURLConnection*, CFURLConnectionClientCurrent_VMax const*) block_pointer)
30  0x7fff959223fc invocation function for block in CoreSchedulingSet::_performAsync(char const*, void () block_pointer) const
31  0x7fff8f51be94 CFArrayApplyFunction

[Geoffrey Garen]

Do you know which codepen?

[Simon Fraser (smfr)]

The front page (the url given in the first comment).

[Brady Eidson]

<rdar://problem/15511394>

[Brady Eidson]

Actually <rdar://problem/15505865>

And this was probably fixed in http://trac.webkit.org/changeset/159531