[Webkit-unassigned] [Bug 187661] New: Crash under ApplicationCacheGroup::didFailLoadingEntry()

[bugzilla-daemon at webkit.org]

https://bugs.webkit.org/show_bug.cgi?id=187661

            Bug ID: 187661
           Summary: Crash under
                    ApplicationCacheGroup::didFailLoadingEntry()
           Product: WebKit
           Version: WebKit Nightly Build
          Hardware: Unspecified
                OS: Unspecified
            Status: ASSIGNED
          Keywords: InRadar
          Severity: Normal
          Priority: P2
         Component: WebCore Misc.
          Assignee: webkit-unassigned at lists.webkit.org
          Reporter: cdumez at apple.com
                CC: youennf at gmail.com

Crash under ApplicationCacheGroup::didFailLoadingEntry():
Thread[0] EXC_BAD_ACCESS (SIGSEGV) (KERN_INVALID_ADDRESS at 0x000000000000000c)
[  0] 0x000000023b8396c4 WebCore`WebCore::ApplicationCacheGroup::didFailLoadingEntry(WebCore::ApplicationCacheResourceLoader::Error, WebCore::URL const&) [inlined] WebCore::ApplicationCacheResourceLoader::type() const at ApplicationCacheResourceLoader.h:51:36
       47           void cancel(Error = Error::Abort);
       48       
       49           const CachedResource* resource() const { return m_resource.get(); }
       50           bool hasRedirection() const { return m_hasRedirection; }
    -> 51           unsigned type() const { return m_type; }
       52       
       53       private:
       54           explicit ApplicationCacheResourceLoader(unsigned, CachedResourceHandle<CachedRawResource>&&, CompletionHandler<void(ResourceOrError&&)>&&);
       55       


     0x000000023b8396b4:      ldr x1, [x19, #0xf8]
     0x000000023b8396b8:      add x3, sp, #0x40        ; =0x40 
     0x000000023b8396bc:       bl 0xf3ab5c             ; WebCore::InspectorInstrumentation::didFailLoadingImpl at InspectorInstrumentation.cpp:609
     0x000000023b8396c0:      ldr x8, [x19, #0xf0]
 ->  0x000000023b8396c4:      ldr w20, [x8, #0xc]
     0x000000023b8396c8:      ldr x8, [x22]
     0x000000023b8396cc:      str x8, [sp, #0x10]
     0x000000023b8396d0:      cbz x8, 0x100d6e0        ; <+164> [inlined] WebCore::URL::URL(WebCore::URL const&) + 24 at URL.h:55
     0x000000023b8396d4:      ldr w9, [x8]

[  0] 0x000000023b8396c4 WebCore`WebCore::ApplicationCacheGroup::didFailLoadingEntry(WebCore::ApplicationCacheResourceLoader::Error, WebCore::URL const&) + 136 at ApplicationCacheGroup.cpp:548
       544          ResourceError resourceError { error == ApplicationCacheResourceLoader::Error::CannotCreateResource ? ResourceError::Type::AccessControl : ResourceError::Type::General };
       545      
       546          InspectorInstrumentation::didFailLoading(m_frame, m_frame->loader().documentLoader(), m_currentResourceIdentifier, resourceError);
       547      
    -> 548          unsigned type = m_entryLoader->type();
       549          URL url(entryURL);
       550          url.removeFragmentIdentifier();
       551      
       552          ASSERT(!m_currentResource || !m_pendingEntries.contains(url));

[  1] 0x000000023b8396bf WebCore`WebCore::ApplicationCacheGroup::didFailLoadingEntry(WebCore::ApplicationCacheResourceLoader::Error, WebCore::URL const&) [inlined] WebCore::InspectorInstrumentation::didFailLoading(WebCore::Frame*, WebCore::DocumentLoader*, unsigned long, WebCore::ResourceError const&) + 43 at InspectorInstrumentation.h:983:9
       979      
       980      inline void InspectorInstrumentation::didFailLoading(Frame* frame, DocumentLoader* loader, unsigned long identifier, const ResourceError& error)
       981      {
       982          if (InstrumentingAgents* instrumentingAgents = instrumentingAgentsForFrame(frame))
    -> 983              didFailLoadingImpl(*instrumentingAgents, identifier, loader, error);
       984      }
       985      
       986      inline void InspectorInstrumentation::didFailLoading(WorkerGlobalScope& workerGlobalScope, unsigned long identifier, const ResourceError& error)
       987      {

[  1] 0x000000023b839694 WebCore`WebCore::ApplicationCacheGroup::didFailLoadingEntry(WebCore::ApplicationCacheResourceLoader::Error, WebCore::URL const&) + 88 at ApplicationCacheGroup.cpp:546
       542      {
       543          // FIXME: We should get back the error from ApplicationCacheResourceLoader level.
       544          ResourceError resourceError { error == ApplicationCacheResourceLoader::Error::CannotCreateResource ? ResourceError::Type::AccessControl : ResourceError::Type::General };
       545      
    -> 546          InspectorInstrumentation::didFailLoading(m_frame, m_frame->loader().documentLoader(), m_currentResourceIdentifier, resourceError);
       547      
       548          unsigned type = m_entryLoader->type();
       549          URL url(entryURL);
       550          url.removeFragmentIdentifier();

[  2] 0x000000023b8388f3 WebCore`WebCore::ApplicationCacheResourceLoader::create(unsigned int, WebCore::CachedResourceLoader&, WebCore::ResourceRequest&&, WTF::CompletionHandler<void (std::experimental::fundamentals_v3::expected<WTF::RefPtr<WebCore::ApplicationCacheResource, WTF::DumbPtrTraits<WebCore::ApplicationCacheResource> >, WebCore::ApplicationCacheResourceLoader::Error>&&)>&&) [inlined] WTF::Function<void (std::experimental::fundamentals_v3::expected<WTF::RefPtr<WebCore::ApplicationCacheResource, WTF::DumbPtrTraits<WebCore::ApplicationCacheResource> >, WebCore::ApplicationCacheResourceLoader::Error>&&)>::operator()(std::experimental::fundamentals_v3::expected<WTF::RefPtr<WebCore::ApplicationCacheResource, WTF::DumbPtrTraits<WebCore::ApplicationCacheResource> >, WebCore::ApplicationCacheResourceLoader::Error>&&) const + 19 at Function.h:56:35
[  2] 0x000000023b8388e0 WebCore`WebCore::ApplicationCacheResourceLoader::create(unsigned int, WebCore::CachedResourceLoader&, WebCore::ResourceRequest&&, WTF::CompletionHandler<void (std::experimental::fundamentals_v3::expected<WTF::RefPtr<WebCore::ApplicationCacheResource, WTF::DumbPtrTraits<WebCore::ApplicationCacheResource> >, WebCore::ApplicationCacheResourceLoader::Error>&&)>&&) [inlined] WTF::CompletionHandler<void (std::experimental::fundamentals_v3::expected<WTF::RefPtr<WebCore::ApplicationCacheResource, WTF::DumbPtrTraits<WebCore::ApplicationCacheResource> >, WebCore::ApplicationCacheResourceLoader::Error>&&)>::operator()(std::experimental::fundamentals_v3::expected<WTF::RefPtr<WebCore::ApplicationCacheResource, WTF::DumbPtrTraits<WebCore::ApplicationCacheResource> >, WebCore::ApplicationCacheResourceLoader::Error>&&) const + 8 at CompletionHandler.h:60
[  2] 0x000000023b8388d8 WebCore`WebCore::ApplicationCacheResourceLoader::create(unsigned int, WebCore::CachedResourceLoader&, WebCore::ResourceRequest&&, WTF::CompletionHandler<void (std::experimental::fundamentals_v3::expected<WTF::RefPtr<WebCore::ApplicationCacheResource, WTF::DumbPtrTraits<WebCore::ApplicationCacheResource> >, WebCore::ApplicationCacheResourceLoader::Error>&&)>&&) + 388 at ApplicationCacheResourceLoader.cpp:42

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