[Webkit-unassigned] [Bug 141638] New: ASSERTION FAILED: result in WebCore::CSSParser::parseURI

bugzilla-daemon at webkit.org bugzilla-daemon at webkit.org
Mon Feb 16 04:39:31 PST 2015 

https://bugs.webkit.org/show_bug.cgi?id=141638

            Bug ID: 141638
           Summary: ASSERTION FAILED: result in
                    WebCore::CSSParser::parseURI
    Classification: Unclassified
           Product: WebKit
           Version: 528+ (Nightly build)
          Hardware: Unspecified
                OS: Unspecified
            Status: NEW
          Severity: Normal
          Priority: P2
         Component: CSS
          Assignee: webkit-unassigned at lists.webkit.org
          Reporter: rhodovan.u-szeged at partner.samsung.com
                CC: aestes at apple.com, msaboff at apple.com
            Blocks: 116980

Created attachment 246645
  --> https://bugs.webkit.org/attachment.cgi?id=246645&action=review
Test case

Load this with debug WK:

<svg>
    <clipPath cursor="url(session://a.b@5:0\fff?foo=bar)"></clipPath>
</svg>


Backtrace:

ASSERTION FAILED: result
../../Source/WebCore/css/CSSParser.cpp(10739) : void WebCore::CSSParser::parseURI(WebCore::CSSParserString&) [with CharacterType = unsigned char]

Program received signal SIGSEGV, Segmentation fault.
[Switching to Thread 0x7fff8affd700 (LWP 29588)]
0x00007fffed73b5ef in WTFCrash () at ../../Source/WTF/wtf/Assertions.cpp:321
321        *(int *)(uintptr_t)0xbbadbeef = 0;
#0  0x00007fffed73b5ef in WTFCrash () at ../../Source/WTF/wtf/Assertions.cpp:321
#1  0x00007ffff2da04e4 in WebCore::CSSParser::parseURI<unsigned char> (this=0x7fffffffaea0, string=...) at ../../Source/WebCore/css/CSSParser.cpp:10739
#2  0x00007ffff2d95b4a in WebCore::CSSParser::realLex<unsigned char> (this=0x7fffffffaea0, yylvalWithoutType=0x7fffffff8b50) at ../../Source/WebCore/css/CSSParser.cpp:11375
#3  0x00007ffff3e3895c in WebCore::CSSParser::lex (this=0x7fffffffaea0, yylval=0x7fffffff8b50) at ../../Source/WebCore/css/CSSParser.h:429
#4  0x00007ffff3e38981 in WebCore::cssyylex (yylval=0x7fffffff8b50, parser=0x7fffffffaea0) at ../../Source/WebCore/css/CSSParser.h:725
#5  0x00007ffff3e31363 in cssyyparse (parser=0x7fffffffaea0) at DerivedSources/WebCore/CSSGrammar.cpp:2538
#6  0x00007ffff2d57925 in WebCore::CSSParser::parseValue (this=0x7fffffffaea0, declaration=0x7ffff7f25bc8, propertyID=WebCore::CSSPropertyCursor, string=..., important=false, contextStyleSheet=0x7ffff7f1b680) at ../../Source/WebCore/css/CSSParser.cpp:1319
#7  0x00007ffff2d5781a in WebCore::CSSParser::parseValue (declaration=0x7ffff7f25bc8, propertyID=WebCore::CSSPropertyCursor, string=..., important=false, cssParserMode=WebCore::SVGAttributeMode, contextStyleSheet=0x7ffff7f1b680) at ../../Source/WebCore/css/CSSParser.cpp:1307
#8  0x00007ffff2e206d7 in WebCore::MutableStyleProperties::setProperty (this=0x7ffff7f25bc8, propertyID=WebCore::CSSPropertyCursor, value=..., important=false, contextStyleSheet=0x7ffff7f1b680) at ../../Source/WebCore/css/StyleProperties.cpp:684
#9  0x00007ffff2fc9d3f in WebCore::StyledElement::addPropertyToPresentationAttributeStyle (this=0x7ffff7f35b00, style=..., propertyID=WebCore::CSSPropertyCursor, value=...) at ../../Source/WebCore/dom/StyledElement.cpp:371
#10 0x00007ffff3b25c06 in WebCore::SVGElement::collectStyleForPresentationAttribute (this=0x7ffff7f35b00, name=..., value=..., style=...) at ../../Source/WebCore/svg/SVGElement.cpp:1040
#11 0x00007ffff2fc9807 in WebCore::StyledElement::rebuildPresentationAttributeStyle (this=0x7ffff7f35b00) at ../../Source/WebCore/dom/StyledElement.cpp:334
#12 0x00007ffff2de4b95 in WebCore::StyledElement::presentationAttributeStyle (this=0x7ffff7f35b00) at ../../Source/WebCore/dom/StyledElement.h:105
#13 0x00007ffff2de3fc8 in WebCore::ElementRuleCollector::matchAllRules (this=0x7fffffffc3e0, matchAuthorAndUserStyles=true, includeSMILProperties=true) at ../../Source/WebCore/css/ElementRuleCollector.cpp:416
#14 0x00007ffff2e28e1b in WebCore::StyleResolver::styleForElement (this=0x7ffff7f1d800, element=0x7ffff7f35b00, defaultParent=0x7ffff7ec9ae0, sharingBehavior=WebCore::AllowStyleSharing, matchingBehavior=WebCore::MatchAllRules, regionForStyling=0x0) at ../../Source/WebCore/css/StyleResolver.cpp:796
#15 0x00007ffff3b24a64 in WebCore::SVGElement::customStyleForRenderer (this=0x7ffff7f35b00, parentStyle=...) at ../../Source/WebCore/svg/SVGElement.cpp:801
#16 0x00007ffff3ac0f29 in WebCore::Style::styleForElement (element=..., inheritedStyle=...) at ../../Source/WebCore/style/StyleResolveTree.cpp:259
#17 0x00007ffff3ac1157 in WebCore::Style::createRendererIfNeeded (element=..., inheritedStyle=..., renderTreePosition=..., resolvedStyle=...) at ../../Source/WebCore/style/StyleResolveTree.cpp:288
#18 0x00007ffff3ac2713 in WebCore::Style::attachRenderTree (current=..., inheritedStyle=..., renderTreePosition=..., resolvedStyle=...) at ../../Source/WebCore/style/StyleResolveTree.cpp:615
#19 0x00007ffff3ac1e24 in WebCore::Style::attachChildren (current=..., inheritedStyle=..., renderTreePosition=...) at ../../Source/WebCore/style/StyleResolveTree.cpp:484
#20 0x00007ffff3ac27ea in WebCore::Style::attachRenderTree (current=..., inheritedStyle=..., renderTreePosition=..., resolvedStyle=...) at ../../Source/WebCore/style/StyleResolveTree.cpp:629
#21 0x00007ffff3ac1e24 in WebCore::Style::attachChildren (current=..., inheritedStyle=..., renderTreePosition=...) at ../../Source/WebCore/style/StyleResolveTree.cpp:484
#22 0x00007ffff3ac27ea in WebCore::Style::attachRenderTree (current=..., inheritedStyle=..., renderTreePosition=..., resolvedStyle=...) at ../../Source/WebCore/style/StyleResolveTree.cpp:629
#23 0x00007ffff3ac1e24 in WebCore::Style::attachChildren (current=..., inheritedStyle=..., renderTreePosition=...) at ../../Source/WebCore/style/StyleResolveTree.cpp:484
#24 0x00007ffff3ac27ea in WebCore::Style::attachRenderTree (current=..., inheritedStyle=..., renderTreePosition=..., resolvedStyle=...) at ../../Source/WebCore/style/StyleResolveTree.cpp:629
#25 0x00007ffff3ac3006 in WebCore::Style::resolveLocal (current=..., inheritedStyle=..., renderTreePosition=..., inheritedChange=WebCore::Style::NoChange) at ../../Source/WebCore/style/StyleResolveTree.cpp:756
#26 0x00007ffff3ac379d in WebCore::Style::resolveTree (current=..., inheritedStyle=..., renderTreePosition=..., change=WebCore::Style::NoChange) at ../../Source/WebCore/style/StyleResolveTree.cpp:918
#27 0x00007ffff3ac3c82 in WebCore::Style::resolveTree (document=..., change=WebCore::Style::NoChange) at ../../Source/WebCore/style/StyleResolveTree.cpp:994
#28 0x00007ffff2ec680a in WebCore::Document::recalcStyle (this=0x7ffff7e8c000, change=WebCore::Style::NoChange) at ../../Source/WebCore/dom/Document.cpp:1764
#29 0x00007ffff2ec6b01 in WebCore::Document::updateStyleIfNeeded (this=0x7ffff7e8c000) at ../../Source/WebCore/dom/Document.cpp:1812
#30 0x00007ffff2ed1e3e in WebCore::Document::finishedParsing (this=0x7ffff7e8c000) at ../../Source/WebCore/dom/Document.cpp:4627
#31 0x00007ffff3243961 in WebCore::HTMLConstructionSite::finishedParsing (this=0x7ffff7f33800) at ../../Source/WebCore/html/parser/HTMLConstructionSite.cpp:404
#32 0x00007ffff328047a in WebCore::HTMLTreeBuilder::finished (this=0x7ffff7f337e0) at ../../Source/WebCore/html/parser/HTMLTreeBuilder.cpp:2940
#33 0x00007ffff324c2fc in WebCore::HTMLDocumentParser::end (this=0x7ffff7ece100) at ../../Source/WebCore/html/parser/HTMLDocumentParser.cpp:402
#34 0x00007ffff324c3ca in WebCore::HTMLDocumentParser::attemptToRunDeferredScriptsAndEnd (this=0x7ffff7ece100) at ../../Source/WebCore/html/parser/HTMLDocumentParser.cpp:411
#35 0x00007ffff324b07a in WebCore::HTMLDocumentParser::prepareToStopParsing (this=0x7ffff7ece100) at ../../Source/WebCore/html/parser/HTMLDocumentParser.cpp:132
#36 0x00007ffff324c401 in WebCore::HTMLDocumentParser::attemptToEnd (this=0x7ffff7ece100) at ../../Source/WebCore/html/parser/HTMLDocumentParser.cpp:423
#37 0x00007ffff324c4af in WebCore::HTMLDocumentParser::finish (this=0x7ffff7ece100) at ../../Source/WebCore/html/parser/HTMLDocumentParser.cpp:451
#38 0x00007ffff33bbb29 in WebCore::DocumentWriter::end (this=0x7ffff7eb9aa0) at ../../Source/WebCore/loader/DocumentWriter.cpp:247
#39 0x00007ffff33a70f9 in WebCore::DocumentLoader::finishedLoading (this=0x7ffff7eb9a00, finishTime=0) at ../../Source/WebCore/loader/DocumentLoader.cpp:440
#40 0x00007ffff33a6e62 in WebCore::DocumentLoader::notifyFinished (this=0x7ffff7eb9a00, resource=0x7ffff7ec6680) at ../../Source/WebCore/loader/DocumentLoader.cpp:374
#41 0x00007ffff345b7e8 in WebCore::CachedResource::checkNotify (this=0x7ffff7ec6680) at ../../Source/WebCore/loader/cache/CachedResource.cpp:293
#42 0x00007ffff345b8e6 in WebCore::CachedResource::finishLoading (this=0x7ffff7ec6680) at ../../Source/WebCore/loader/cache/CachedResource.cpp:309
#43 0x00007ffff3457f1f in WebCore::CachedRawResource::finishLoading (this=0x7ffff7ec6680, data=0x7ffff7e84570) at ../../Source/WebCore/loader/cache/CachedRawResource.cpp:104
#44 0x00007ffff340a3f1 in WebCore::SubresourceLoader::didFinishLoading (this=0x7ffff7ec6200, finishTime=0) at ../../Source/WebCore/loader/SubresourceLoader.cpp:364
#45 0x00007ffff3405d2b in WebCore::ResourceLoader::didFinishLoading (this=0x7ffff7ec6200, finishTime=0) at ../../Source/WebCore/loader/ResourceLoader.cpp:542
#46 0x00007ffff3db92b5 in WebCore::readCallback (asyncResult=0x7701f0, data=0x7ffff7e7bb40) at ../../Source/WebCore/platform/network/soup/ResourceHandleSoup.cpp:1295
#47 0x00007fffeb2777e6 in async_ready_callback_wrapper (source_object=0x7c72d0, res=0x7701f0, user_data=user_data at entry=0x7ffff7e7bb40) at ginputstream.c:523
#48 0x00007fffeb29d0e5 in g_task_return_now (task=0x7701f0) at gtask.c:1077
#49 0x00007fffeb29d109 in complete_in_idle_cb (task=0x7701f0) at gtask.c:1086
#50 0x00007fffea555a1d in g_main_dispatch (context=0x478b00) at gmain.c:3064
#51 g_main_context_dispatch (context=context at entry=0x478b00) at gmain.c:3663
#52 0x00007fffea555d88 in g_main_context_iterate (context=0x478b00, block=block at entry=1, dispatch=dispatch at entry=1, self=<optimized out>) at gmain.c:3734
#53 0x00007fffea55604a in g_main_loop_run (loop=0x901d10) at gmain.c:3928
#54 0x00007ffff44b31e6 in WTF::RunLoop::run () at ../../Source/WTF/wtf/gtk/RunLoopGtk.cpp:59
#55 0x00007ffff29a1cfc in WebKit::ChildProcessMain<WebKit::WebProcess, WebKit::WebProcessMain> (argc=2, argv=0x7fffffffd948) at ../../Source/WebKit2/Shared/unix/ChildProcessMain.h:61
#56 0x00007ffff29a1b61 in WebKit::WebProcessMainUnix (argc=2, argv=0x7fffffffd948) at ../../Source/WebKit2/WebProcess/gtk/WebProcessMainGtk.cpp:77
#57 0x00000000004008d1 in main (argc=2, argv=0x7fffffffd948) at ../../Source/WebKit2/WebProcess/EntryPoint/unix/WebProcessMain.cpp:44

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