<?xml version="1.0" encoding="UTF-8" standalone="yes" ?>
<!DOCTYPE bugzilla SYSTEM "https://bugs.webkit.org/page.cgi?id=bugzilla.dtd">

<bugzilla version="5.0.4.1"
          urlbase="https://bugs.webkit.org/"
          
          maintainer="admin@webkit.org"
>

    <bug>
          <bug_id>265105</bug_id>
          
          <creation_ts>2023-11-19 03:18:51 -0800</creation_ts>
          <short_desc>[GStreamer][MSE][Debug] Flaky crashes during GC of SourceBufferPrivate</short_desc>
          <delta_ts>2023-11-20 01:48:14 -0800</delta_ts>
          <reporter_accessible>1</reporter_accessible>
          <cclist_accessible>1</cclist_accessible>
          <classification_id>1</classification_id>
          <classification>Unclassified</classification>
          <product>WebKit</product>
          <component>Platform</component>
          <version>WebKit Nightly Build</version>
          <rep_platform>Unspecified</rep_platform>
          <op_sys>Unspecified</op_sys>
          <bug_status>RESOLVED</bug_status>
          <resolution>FIXED</resolution>
          
          
          <bug_file_loc></bug_file_loc>
          <status_whiteboard></status_whiteboard>
          <keywords>InRadar</keywords>
          <priority>P2</priority>
          <bug_severity>Normal</bug_severity>
          <target_milestone>---</target_milestone>
          
          
          <everconfirmed>1</everconfirmed>
          <reporter name="Philippe Normand">philn</reporter>
          <assigned_to name="Philippe Normand">philn</assigned_to>
          <cc>webkit-bug-importer</cc>
          

      

      

      

          <comment_sort_order>oldest_to_newest</comment_sort_order>  
          <long_desc isprivate="0" >
    <commentid>1993737</commentid>
    <comment_count>0</comment_count>
    <who name="Philippe Normand">philn</who>
    <bug_when>2023-11-19 03:18:51 -0800</bug_when>
    <thetext>run-webkit-tests --gtk --debug --exit-after-n-crashes-or-timeouts=1 --iterations=50  --no-retry-failures --no-show-results media/encrypted-media/clearKey/clearKey-encrypted-cenc-event{,-mse}.html


Thread 1 (Thread 0x7fd0affb8a00 (LWP 739327)):
#0  WTFCrash() () at /app/webkit/Source/WTF/wtf/Assertions.cpp:333
#1  0x00007fd0c59be679 in WTFCrashWithInfo(int, char const*, char const*, int) () at /app/webkit/WebKitBuild/GTK/Debug/WTF/Headers/wtf/Assertions.h:778
#2  0x00007fd0c9622fe9 in WTF::NativePromise&lt;void, WebCore::PlatformMediaError, 0u&gt;::~NativePromise() (this=0x7fd0a641be40, __in_chrg=&lt;optimized out&gt;) at /app/webkit/WebKitBuild/GTK/Debug/WTF/Headers/wtf/NativePromise.h:339
#3  0x00007fd0c9623128 in WTF::NativePromise&lt;void, WebCore::PlatformMediaError, 0u&gt;::~NativePromise() (this=0x7fd0a641be40, __in_chrg=&lt;optimized out&gt;) at /app/webkit/WebKitBuild/GTK/Debug/WTF/Headers/wtf/NativePromise.h:343
#4  0x00007fd0c95fd37c in WTF::ThreadSafeRefCounted&lt;WTF::NativePromiseBase, (WTF::DestructionThread)0&gt;::deref() const::{lambda()#1}::operator()() const (__closure=0x7ffd098a2900) at /app/webkit/WebKitBuild/GTK/Debug/WTF/Headers/wtf/ThreadSafeRefCounted.h:115
#5  0x00007fd0c95fd3c3 in WTF::ThreadSafeRefCounted&lt;WTF::NativePromiseBase, (WTF::DestructionThread)0&gt;::deref() const (this=0x7fd0a641be48) at /app/webkit/WebKitBuild/GTK/Debug/WTF/Headers/wtf/ThreadSafeRefCounted.h:127
#6  0x00007fd0c961b8ca in WTF::DefaultRefDerefTraits&lt;WTF::NativePromise&lt;void, WebCore::PlatformMediaError, 0u&gt; &gt;::derefIfNotNull(WTF::NativePromise&lt;void, WebCore::PlatformMediaError, 0u&gt;*) (ptr=0x7fd0a641be40) at /app/webkit/WebKitBuild/GTK/Debug/WTF/Headers/wtf/RefPtr.h:43
#7  0x00007fd0c9617508 in WTF::RefPtr&lt;WTF::NativePromise&lt;void, WebCore::PlatformMediaError, 0u&gt;, WTF::RawPtrTraits&lt;WTF::NativePromise&lt;void, WebCore::PlatformMediaError, 0u&gt; &gt;, WTF::DefaultRefDerefTraits&lt;WTF::NativePromise&lt;void, WebCore::PlatformMediaError, 0u&gt; &gt; &gt;::~RefPtr() (this=0x7fd0a666ccc0, __in_chrg=&lt;optimized out&gt;) at /app/webkit/WebKitBuild/GTK/Debug/WTF/Headers/wtf/RefPtr.h:75
#8  0x00007fd0c9616e88 in WTF::NativePromise&lt;void, WebCore::PlatformMediaError, 0u&gt;::Producer::~Producer() (this=0x7fd0a666ccc0, __in_chrg=&lt;optimized out&gt;) at /app/webkit/WebKitBuild/GTK/Debug/WTF/Headers/wtf/NativePromise.h:1175
#9  0x00007fd0cbd361f4 in std::_Optional_payload_base&lt;WTF::NativePromise&lt;void, WebCore::PlatformMediaError, 0u&gt;::Producer&gt;::_M_destroy() (this=0x7fd0a666ccc0) at /usr/include/c++/12.2.0/optional:287
#10 0x00007fd0cbd3458c in std::_Optional_payload_base&lt;WTF::NativePromise&lt;void, WebCore::PlatformMediaError, 0u&gt;::Producer&gt;::_M_reset() (this=0x7fd0a666ccc0) at /usr/include/c++/12.2.0/optional:318
#11 0x00007fd0cbd32022 in std::_Optional_payload&lt;WTF::NativePromise&lt;void, WebCore::PlatformMediaError, 0u&gt;::Producer, false, false, false&gt;::~_Optional_payload() (this=0x7fd0a666ccc0, __in_chrg=&lt;optimized out&gt;) at /usr/include/c++/12.2.0/optional:439
#12 0x00007fd0cbd30b02 in std::_Optional_base&lt;WTF::NativePromise&lt;void, WebCore::PlatformMediaError, 0u&gt;::Producer, false, false&gt;::~_Optional_base() (this=0x7fd0a666ccc0, __in_chrg=&lt;optimized out&gt;) at /usr/include/c++/12.2.0/optional:510
#13 0x00007fd0cbd30b1e in std::optional&lt;WTF::NativePromise&lt;void, WebCore::PlatformMediaError, 0u&gt;::Producer&gt;::~optional() (this=0x7fd0a666ccc0, __in_chrg=&lt;optimized out&gt;) at /usr/include/c++/12.2.0/optional:705
#14 0x00007fd0cbd3a2e6 in WebCore::SourceBufferPrivateGStreamer::~SourceBufferPrivateGStreamer() (this=0x7fd0a666cb60, __in_chrg=&lt;optimized out&gt;) at /app/webkit/Source/WebCore/platform/graphics/gstreamer/mse/SourceBufferPrivateGStreamer.h:58
#15 0x00007fd0cbd3a356 in WebCore::SourceBufferPrivateGStreamer::~SourceBufferPrivateGStreamer() (this=0x7fd0a666cb60, __in_chrg=&lt;optimized out&gt;) at /app/webkit/Source/WebCore/platform/graphics/gstreamer/mse/SourceBufferPrivateGStreamer.h:58
#16 0x00007fd0c96089ea in std::default_delete&lt;WebCore::SourceBufferPrivate&gt;::operator()(WebCore::SourceBufferPrivate*) const (this=0x7ffd098a2aa7, __ptr=0x7fd0a666cb60) at /usr/include/c++/12.2.0/bits/unique_ptr.h:95
#17 0x00007fd0c9601dc4 in WTF::RefCounted&lt;WebCore::SourceBufferPrivate, std::default_delete&lt;WebCore::SourceBufferPrivate&gt; &gt;::deref() const (this=0x7fd0a666cb68) at /app/webkit/WebKitBuild/GTK/Debug/WTF/Headers/wtf/RefCounted.h:190
#18 0x00007fd0c95faab7 in WTF::Ref&lt;WebCore::SourceBufferPrivate, WTF::RawPtrTraits&lt;WebCore::SourceBufferPrivate&gt; &gt;::~Ref() (this=0x7fd04608c518, __in_chrg=&lt;optimized out&gt;) at /app/webkit/WebKitBuild/GTK/Debug/WTF/Headers/wtf/Ref.h:61
#19 0x00007fd0c962d2b4 in WebCore::SourceBuffer::~SourceBuffer() (this=0x7fd04608c450, __in_chrg=&lt;optimized out&gt;) at /app/webkit/Source/WebCore/Modules/mediasource/SourceBuffer.cpp:115
#20 0x00007fd0c962d3ac in WebCore::SourceBuffer::~SourceBuffer() (this=0x7fd04608c450, __in_chrg=&lt;optimized out&gt;) at /app/webkit/Source/WebCore/Modules/mediasource/SourceBuffer.cpp:115
#21 0x00007fd0c84e8c9a in std::default_delete&lt;WebCore::SourceBuffer&gt;::operator()(WebCore::SourceBuffer*) const (this=0x7ffd098a2ba7, __ptr=0x7fd04608c450) at /usr/include/c++/12.2.0/bits/unique_ptr.h:95
#22 0x00007fd0c84e4cd0 in WTF::RefCounted&lt;WebCore::SourceBuffer, std::default_delete&lt;WebCore::SourceBuffer&gt; &gt;::deref() const (this=0x7fd04608c478) at /app/webkit/WebKitBuild/GTK/Debug/WTF/Headers/wtf/RefCounted.h:190
#23 0x00007fd0c95f710e in WebCore::SourceBuffer::derefEventTarget() (this=0x7fd04608c450) at /app/webkit/Source/WebCore/Modules/mediasource/SourceBuffer.h:159
#24 0x00007fd0c716e82b in WebCore::EventTarget::deref() (this=0x7fd04608c480) at /app/webkit/WebKitBuild/GTK/Debug/WebCore/PrivateHeaders/WebCore/Node.h:913
#25 0x00007fd0c7845239 in WTF::Ref&lt;WebCore::EventTarget, WTF::RawPtrTraits&lt;WebCore::EventTarget&gt; &gt;::~Ref() (this=0x7fd0a6520520, __in_chrg=&lt;optimized out&gt;) at /app/webkit/WebKitBuild/GTK/Debug/WTF/Headers/wtf/Ref.h:61
#26 0x00007fd0c7e50864 in WebCore::JSDOMWrapper&lt;WebCore::EventTarget, WTF::RawPtrTraits&lt;WebCore::EventTarget&gt; &gt;::~JSDOMWrapper() (this=0x7fd0a6520508, __in_chrg=&lt;optimized out&gt;) at /app/webkit/Source/WebCore/bindings/js/JSDOMWrapper.h:74
#27 0x00007fd0c7e50880 in WebCore::JSEventTarget::~JSEventTarget() (this=0x7fd0a6520508, __in_chrg=&lt;optimized out&gt;) at /app/webkit/WebKitBuild/GTK/Debug/WebCore/DerivedSources/JSEventTarget.h:29
#28 0x00007fd0c7e47592 in WebCore::JSEventTarget::destroy(JSC::JSCell*) (cell=0x7fd0a6520508) at /app/webkit/WebKitBuild/GTK/Debug/WebCore/DerivedSources/JSEventTarget.cpp:196
#29 0x00007fd0baa47543 in JSC::JSDestructibleObjectDestroyFunc::operator()(JSC::VM&amp;, JSC::JSCell*) const (this=0x7ffd098a2d17, cell=0x7fd0a6520508) at /app/webkit/Source/JavaScriptCore/runtime/JSDestructibleObjectHeapCellType.cpp:38
#30 0x00007fd0baa4699a in JSC::JSDestructibleObjectHeapCellType::destroy(JSC::VM&amp;, JSC::JSCell*) const (this=0x7fd05e400788, vm=..., cell=0x7fd0a6520508) at /app/webkit/Source/JavaScriptCore/runtime/JSDestructibleObjectHeapCellType.cpp:58
#31 0x00007fd0ba379eab in JSC::Subspace::destroy(JSC::VM&amp;, JSC::JSCell*) (this=0x7fd0a6142700, vm=..., cell=0x7fd0a6520508) at /app/webkit/Source/JavaScriptCore/heap/Subspace.cpp:65
#32 0x00007fd0ba37007a in JSC::PreciseAllocation::sweep() (this=0x7fd0a65204a0) at /app/webkit/Source/JavaScriptCore/heap/PreciseAllocation.cpp:234
#33 0x00007fd0ba355e9e in JSC::MarkedSpace::sweepPreciseAllocations() (this=0x7fd05e400150) at /app/webkit/Source/JavaScriptCore/heap/MarkedSpace.cpp:235
#34 0x00007fd0ba29b7f4 in JSC::Heap::sweepInFinalize() (this=0x7fd05e4000a0) at /app/webkit/Source/JavaScriptCore/heap/Heap.cpp:2288
#35 0x00007fd0ba29b19d in JSC::Heap::finalize() (this=0x7fd05e4000a0) at /app/webkit/Source/JavaScriptCore/heap/Heap.cpp:2221
#36 0x00007fd0ba29af36 in JSC::Heap::handleNeedFinalize(unsigned int) (this=0x7fd05e4000a0, oldState=13) at /app/webkit/Source/JavaScriptCore/heap/Heap.cpp:2158
#37 0x00007fd0ba29af8a in JSC::Heap::handleNeedFinalize() (this=0x7fd05e4000a0) at /app/webkit/Source/JavaScriptCore/heap/Heap.cpp:2169
#38 0x00007fd0ba29988c in JSC::Heap::finishChangingPhase(JSC::GCConductor) (this=0x7fd05e4000a0, conn=JSC::GCConductor::Mutator) at /app/webkit/Source/JavaScriptCore/heap/Heap.cpp:1765
#39 0x00007fd0ba29975b in JSC::Heap::changePhase(JSC::GCConductor, JSC::CollectorPhase) (this=0x7fd05e4000a0, conn=JSC::GCConductor::Mutator, nextPhase=JSC::CollectorPhase::NotRunning) at /app/webkit/Source/JavaScriptCore/heap/Heap.cpp:1739
#40 0x00007fd0ba2996e1 in JSC::Heap::runEndPhase(JSC::GCConductor) (this=0x7fd05e4000a0, conn=JSC::GCConductor::Mutator) at /app/webkit/Source/JavaScriptCore/heap/Heap.cpp:1729
#41 0x00007fd0ba297e81 in JSC::Heap::runCurrentPhase(JSC::GCConductor, JSC::CurrentThreadState*) (this=0x7fd05e4000a0, conn=JSC::GCConductor::Mutator, currentThreadState=0x7ffd098a3090) at /app/webkit/Source/JavaScriptCore/heap/Heap.cpp:1380
#42 0x00007fd0ba29a7b2 in operator()(JSC::CurrentThreadState&amp;) const (__closure=0x7ffd098a3130, state=...) at /app/webkit/Source/JavaScriptCore/heap/Heap.cpp:1996
#43 0x00007fd0ba2b59c7 in WTF::ScopedLambdaFunctor&lt;void(JSC::CurrentThreadState&amp;), JSC::Heap::collectInMutatorThread()::&lt;lambda(JSC::CurrentThreadState&amp;)&gt; &gt;::implFunction(void *, JSC::CurrentThreadState &amp;) (argument=0x7ffd098a3120, arguments#0=...) at /app/webkit/WebKitBuild/GTK/Debug/WTF/Headers/wtf/ScopedLambda.h:106
#44 0x00007fd0ba3639df in WTF::ScopedLambda&lt;void (JSC::CurrentThreadState&amp;)&gt;::operator()&lt;JSC::CurrentThreadState&amp;&gt;(JSC::CurrentThreadState&amp;) const (this=0x7ffd098a3120) at /app/webkit/WebKitBuild/GTK/Debug/WTF/Headers/wtf/ScopedLambda.h:58
#45 0x00007fd0ba3527be in JSC::callWithCurrentThreadState(WTF::ScopedLambda&lt;void (JSC::CurrentThreadState&amp;)&gt; const&amp;) (lambda=...) at /app/webkit/Source/JavaScriptCore/heap/MachineStackMarker.cpp:224
#46 0x00007fd0ba29a8cb in JSC::Heap::collectInMutatorThread() (this=0x7fd05e4000a0) at /app/webkit/Source/JavaScriptCore/heap/Heap.cpp:2008
#47 0x00007fd0ba29a783 in JSC::Heap::stopIfNecessarySlow(unsigned int) (this=0x7fd05e4000a0, oldState=5) at /app/webkit/Source/JavaScriptCore/heap/Heap.cpp:1977
#48 0x00007fd0ba29a562 in JSC::Heap::stopIfNecessarySlow() (this=0x7fd05e4000a0) at /app/webkit/Source/JavaScriptCore/heap/Heap.cpp:1949
#49 0x00007fd0ba2c3754 in JSC::Heap::stopIfNecessary() (this=0x7fd05e4000a0) at /app/webkit/Source/JavaScriptCore/heap/HeapInlines.h:264
#50 0x00007fd0ba29d4ab in JSC::Heap::collectIfNecessaryOrDefer(JSC::GCDeferralContext*) (this=0x7fd05e4000a0, deferralContext=0x0) at /app/webkit/Source/JavaScriptCore/heap/Heap.cpp:2757
#51 0x00007fd0ba33a00a in JSC::LocalAllocator::allocateSlowCase(JSC::Heap&amp;, unsigned long, JSC::GCDeferralContext*, JSC::AllocationFailureMode) (this=0x7fd0a61cc1e0, heap=..., cellSize=3456, deferralContext=0x0, failureMode=JSC::AllocationFailureMode::Assert) at /app/webkit/Source/JavaScriptCore/heap/LocalAllocator.cpp:125
#52 0x00007fd0c7796166 in JSC::LocalAllocator::allocate(JSC::Heap&amp;, unsigned long, JSC::GCDeferralContext*, JSC::AllocationFailureMode)::{lambda()#1}::operator()() const (__closure=0x7ffd098a3340) at /app/webkit/WebKitBuild/GTK/Debug/JavaScriptCore/PrivateHeaders/JavaScriptCore/LocalAllocatorInlines.h:41
#53 0x00007fd0c77998bf in JSC::FreeList::allocateWithCellSize&lt;JSC::LocalAllocator::allocate(JSC::Heap&amp;, unsigned long, JSC::GCDeferralContext*, JSC::AllocationFailureMode)::{lambda()#1}&gt;(JSC::LocalAllocator::allocate(JSC::Heap&amp;, unsigned long, JSC::GCDeferralContext*, JSC::AllocationFailureMode)::{lambda()#1} const&amp;, unsigned long) (this=0x7fd0a61cc1f8, slowPath=..., cellSize=3456) at /app/webkit/WebKitBuild/GTK/Debug/JavaScriptCore/PrivateHeaders/JavaScriptCore/FreeListInlines.h:44
#54 0x00007fd0c77961fa in JSC::LocalAllocator::allocate(JSC::Heap&amp;, unsigned long, JSC::GCDeferralContext*, JSC::AllocationFailureMode) (this=0x7fd0a61cc1e0, heap=..., cellSize=3456, deferralContext=0x0, failureMode=JSC::AllocationFailureMode::Assert) at /app/webkit/WebKitBuild/GTK/Debug/JavaScriptCore/PrivateHeaders/JavaScriptCore/LocalAllocatorInlines.h:38
#55 0x00007fd0c77a405d in JSC::GCClient::IsoSubspace::allocate(JSC::VM&amp;, unsigned long, JSC::GCDeferralContext*, JSC::AllocationFailureMode) (this=0x7fd0a61cc1e0, vm=..., cellSize=3456, deferralContext=0x0, failureMode=JSC::AllocationFailureMode::Assert) at /app/webkit/WebKitBuild/GTK/Debug/JavaScriptCore/PrivateHeaders/JavaScriptCore/IsoSubspaceInlines.h:34
#56 0x00007fd0c9dd959c in JSC::tryAllocateCellHelper&lt;WebCore::JSLocalDOMWindow, (JSC::AllocationFailureMode)0&gt;(JSC::VM&amp;, unsigned long, JSC::GCDeferralContext*) (vm=..., size=3456, deferralContext=0x0) at /app/webkit/WebKitBuild/GTK/Debug/JavaScriptCore/PrivateHeaders/JavaScriptCore/JSCellInlines.h:191
#57 0x00007fd0c9dd904a in JSC::allocateCell&lt;WebCore::JSLocalDOMWindow&gt;(JSC::VM&amp;, unsigned long) (vm=..., size=3456) at /app/webkit/WebKitBuild/GTK/Debug/JavaScriptCore/PrivateHeaders/JavaScriptCore/JSCellInlines.h:207
#58 0x00007fd0c9dd88a1 in WebCore::JSLocalDOMWindow::create(JSC::VM&amp;, JSC::Structure*, WTF::Ref&lt;WebCore::LocalDOMWindow, WTF::RawPtrTraits&lt;WebCore::LocalDOMWindow&gt; &gt;&amp;&amp;, WebCore::JSWindowProxy*) (vm=..., structure=0x7fb600064b80, impl=..., proxy=0x7fd0a6172268) at /app/webkit/WebKitBuild/GTK/Debug/WebCore/DerivedSources/JSLocalDOMWindow.h:37
#59 0x00007fd0c9dd8155 in WebCore::JSWindowProxy::setWindow(WebCore::DOMWindow&amp;) (this=0x7fd0a6172268, domWindow=...) at /app/webkit/Source/WebCore/bindings/js/JSWindowProxy.cpp:112
#60 0x00007fd0c9e6a075 in WebCore::WindowProxy::setDOMWindow(WebCore::DOMWindow*) (this=0x7fd0a60fdc60, newDOMWindow=0x7fd046019d60) at /app/webkit/Source/WebCore/bindings/js/WindowProxy.cpp:179
#61 0x00007fd0cb366181 in WebCore::FrameLoader::clear(WTF::RefPtr&lt;WebCore::Document, WTF::RawPtrTraits&lt;WebCore::Document&gt;, WTF::DefaultRefDerefTraits&lt;WebCore::Document&gt; &gt;&amp;&amp;, bool, bool, bool, WTF::Function&lt;void ()&gt;&amp;&amp;) (this=0x7fd0a6060960, newDocument=..., clearWindowProperties=true, clearScriptObjects=true, clearFrameView=true, handleDOMWindowCreation=...) at /app/webkit/Source/WebCore/loader/FrameLoader.cpp:720
#62 0x00007fd0cb32b565 in WebCore::DocumentWriter::begin(WTF::URL const&amp;, bool, WebCore::Document*, WebCore::ProcessQualified&lt;WTF::UUID&gt;, WebCore::NavigationAction const*) (this=0x7fd05e00d0d8, urlReference=..., dispatch=false, ownerDocument=0x0, documentIdentifier=..., triggeringAction=0x7fd05e00d6d0) at /app/webkit/Source/WebCore/loader/DocumentWriter.cpp:193
#63 0x00007fd0cb31d45d in WebCore::DocumentLoader::commitData(WebCore::SharedBuffer const&amp;) (this=0x7fd05e00d000, data=...) at /app/webkit/Source/WebCore/loader/DocumentLoader.cpp:1282
#64 0x00007fd0c7399d5b in WebKit::WebLocalFrameLoaderClient::committedLoad(WebCore::DocumentLoader*, WebCore::SharedBuffer const&amp;) (this=0x7fd0a60389a0, loader=0x7fd05e00d000, data=...) at /app/webkit/Source/WebKit/WebProcess/WebCoreSupport/WebLocalFrameLoaderClient.cpp:1106
#65 0x00007fd0cb31d111 in WebCore::DocumentLoader::commitLoad(WebCore::SharedBuffer const&amp;) (this=0x7fd05e00d000, data=...) at /app/webkit/Source/WebCore/loader/DocumentLoader.cpp:1246
#66 0x00007fd0cb31e28b in WebCore::DocumentLoader::dataReceived(WebCore::SharedBuffer const&amp;) (this=0x7fd05e00d000, buffer=...) at /app/webkit/Source/WebCore/loader/DocumentLoader.cpp:1417
#67 0x00007fd0cb31dfe9 in WebCore::DocumentLoader::dataReceived(WebCore::CachedResource&amp;, WebCore::SharedBuffer const&amp;) (this=0x7fd05e00d000, resource=..., buffer=...) at /app/webkit/Source/WebCore/loader/DocumentLoader.cpp:1391
#68 0x00007fd0cb48c927 in WebCore::CachedRawResource::notifyClientsDataWasReceived(WebCore::SharedBuffer const&amp;) (this=0x7fd0a640ca00, buffer=...) at /app/webkit/Source/WebCore/loader/cache/CachedRawResource.cpp:144
#69 0x00007fd0cb48c3ff in WebCore::CachedRawResource::updateBuffer(WebCore::FragmentedSharedBuffer const&amp;) (this=0x7fd0a640ca00, data=...) at /app/webkit/Source/WebCore/loader/cache/CachedRawResource.cpp:80
#70 0x00007fd0cb410070 in WebCore::SubresourceLoader::didReceiveBuffer(WebCore::FragmentedSharedBuffer const&amp;, long long, WebCore::DataPayloadType) (this=0x7fd0a647ed10, buffer=..., encodedDataLength=1306, dataPayloadType=WebCore::DataPayloadBytes) at /app/webkit/Source/WebCore/loader/SubresourceLoader.cpp:573
#71 0x00007fd0cb3f003c in WebCore::ResourceLoader::didReceiveData(WebCore::SharedBuffer const&amp;, long long, WebCore::DataPayloadType) (this=0x7fd0a647ed10, buffer=..., encodedDataLength=1306, dataPayloadType=WebCore::DataPayloadBytes) at /app/webkit/Source/WebCore/loader/ResourceLoader.cpp:591
#72 0x00007fd0c7229fef in WebKit::WebResourceLoader::didReceiveData(IPC::SharedBufferReference&amp;&amp;, unsigned long) (this=0x7fd0a609cd80, data=..., encodedDataLength=1306) at /app/webkit/Source/WebKit/WebProcess/Network/WebResourceLoader.cpp:244
#73 0x00007fd0c5e9cc3e in _ZZN3IPC18callMemberFunctionIN6WebKit17WebResourceLoaderES2_FvONS_21SharedBufferReferenceEmESt5tupleIJS3_mEEEEvPT_MT0_T1_OT2_ENKUlDpOT_E_clIJS3_mEEEDaSH_ (__closure=0x7ffd098a3e00) at /app/webkit/Source/WebKit/Platform/IPC/HandleMessage.h:136
#74 0x00007fd0c5e9fc20 in _ZSt13__invoke_implIvZN3IPC18callMemberFunctionIN6WebKit17WebResourceLoaderES3_FvONS0_21SharedBufferReferenceEmESt5tupleIJS4_mEEEEvPT_MT0_T1_OT2_EUlDpOT_E_JS4_mEES9_St14__invoke_otherOSB_DpOT1_ (__f=...) at /usr/include/c++/12.2.0/bits/invoke.h:61
#75 0x00007fd0c5e9e994 in _ZSt8__invokeIZN3IPC18callMemberFunctionIN6WebKit17WebResourceLoaderES3_FvONS0_21SharedBufferReferenceEmESt5tupleIJS4_mEEEEvPT_MT0_T1_OT2_EUlDpOT_E_JS4_mEENSt15__invoke_resultIS9_JDpT0_EE4typeEOS9_DpOSL_ (__fn=...) at /usr/include/c++/12.2.0/bits/invoke.h:96
#76 0x00007fd0c5e9cca5 in _ZSt12__apply_implIZN3IPC18callMemberFunctionIN6WebKit17WebResourceLoaderES3_FvONS0_21SharedBufferReferenceEmESt5tupleIJS4_mEEEEvPT_MT0_T1_OT2_EUlDpOT_E_S8_JLm0ELm1EEEDcOS9_OSB_St16integer_sequenceImJXspT1_EEE (__f=..., __t=...) at /usr/include/c++/12.2.0/tuple:1852
#77 0x00007fd0c5e9cce6 in _ZSt5applyIZN3IPC18callMemberFunctionIN6WebKit17WebResourceLoaderES3_FvONS0_21SharedBufferReferenceEmESt5tupleIJS4_mEEEEvPT_MT0_T1_OT2_EUlDpOT_E_S8_EDcOS9_OSB_ (__f=..., __t=...) at /usr/include/c++/12.2.0/tuple:1863
#78 0x00007fd0c5e9cd4b in IPC::callMemberFunction&lt;WebKit::WebResourceLoader, WebKit::WebResourceLoader, void (IPC::SharedBufferReference&amp;&amp;, unsigned long), std::tuple&lt;IPC::SharedBufferReference, unsigned long&gt; &gt;(WebKit::WebResourceLoader*, void (WebKit::WebResourceLoader::*)(IPC::SharedBufferReference&amp;&amp;, unsigned long), std::tuple&lt;IPC::SharedBufferReference, unsigned long&gt;&amp;&amp;) (object=0x7fd0a609cd80, function=(void (WebKit::WebResourceLoader::*)(WebKit::WebResourceLoader * const, IPC::SharedBufferReference &amp;&amp;, unsigned long)) 0x7fd0c7229c7c &lt;WebKit::WebResourceLoader::didReceiveData(IPC::SharedBufferReference&amp;&amp;, unsigned long)&gt;, tuple=...) at /app/webkit/Source/WebKit/Platform/IPC/HandleMessage.h:134
#79 0x00007fd0c5e9b65c in IPC::handleMessage&lt;Messages::WebResourceLoader::DidReceiveData, WebKit::WebResourceLoader, WebKit::WebResourceLoader, void (IPC::SharedBufferReference&amp;&amp;, unsigned long)&gt;(IPC::Connection&amp;, IPC::Decoder&amp;, WebKit::WebResourceLoader*, void (WebKit::WebResourceLoader::*)(IPC::SharedBufferReference&amp;&amp;, unsigned long)) (connection=..., decoder=..., object=0x7fd0a609cd80, function=(void (WebKit::WebResourceLoader::*)(WebKit::WebResourceLoader * const, IPC::SharedBufferReference &amp;&amp;, unsigned long)) 0x7fd0c7229c7c &lt;WebKit::WebResourceLoader::didReceiveData(IPC::SharedBufferReference&amp;&amp;, unsigned long)&gt;) at /app/webkit/Source/WebKit/Platform/IPC/HandleMessage.h:236
#80 0x00007fd0c5e9aba5 in WebKit::WebResourceLoader::didReceiveWebResourceLoaderMessage(IPC::Connection&amp;, IPC::Decoder&amp;) (this=0x7fd0a609cd80, connection=..., decoder=...) at /app/webkit/WebKitBuild/GTK/Debug/DerivedSources/WebKit/WebResourceLoaderMessageReceiver.cpp:76
#81 0x00007fd0c721fcaf in WebKit::NetworkProcessConnection::didReceiveMessage(IPC::Connection&amp;, IPC::Decoder&amp;) (this=0x7fd0a60383b0, connection=..., decoder=...) at /app/webkit/Source/WebKit/WebProcess/Network/NetworkProcessConnection.cpp:102
#82 0x00007fd0c68302b7 in IPC::Connection::dispatchMessage(IPC::Decoder&amp;) (this=0x7fd0a60603c0, decoder=...) at /app/webkit/Source/WebKit/Platform/IPC/Connection.cpp:1232
#83 0x00007fd0c6830502 in IPC::Connection::dispatchMessage(std::unique_ptr&lt;IPC::Decoder, std::default_delete&lt;IPC::Decoder&gt; &gt;) (this=0x7fd0a60603c0, message=std::unique_ptr&lt;IPC::Decoder&gt; = {...}) at /app/webkit/Source/WebKit/Platform/IPC/Connection.cpp:1280
#84 0x00007fd0c68308c0 in IPC::Connection::dispatchOneIncomingMessage() (this=0x7fd0a60603c0) at /app/webkit/Source/WebKit/Platform/IPC/Connection.cpp:1345
#85 0x00007fd0c682fefa in operator()() const (__closure=0x7fd0a61c00f8) at /app/webkit/Source/WebKit/Platform/IPC/Connection.cpp:1194
#86 0x00007fd0c6837674 in WTF::Detail::CallableWrapper&lt;IPC::Connection::enqueueIncomingMessage(std::unique_ptr&lt;IPC::Decoder&gt;)::&lt;lambda()&gt;, void&gt;::call(void) (this=0x7fd0a61c00f0) at /app/webkit/WebKitBuild/GTK/Debug/WTF/Headers/wtf/Function.h:53
#87 0x00007fd0b9dc92a1 in WTF::Function&lt;void ()&gt;::operator()() const (this=0x7ffd098a4220) at /app/webkit/WebKitBuild/GTK/Debug/WTF/Headers/wtf/Function.h:82
#88 0x00007fd0bb44e5ad in WTF::RunLoop::performWork() (this=0x7fd0a60180c0) at /app/webkit/Source/WTF/wtf/RunLoop.cpp:147
#89 0x00007fd0bb502cc0 in operator()(gpointer) const (__closure=0x0, userData=0x7fd0a60180c0) at /app/webkit/Source/WTF/wtf/glib/RunLoopGLib.cpp:80
#90 0x00007fd0bb502ce4 in _FUN(gpointer) () at /app/webkit/Source/WTF/wtf/glib/RunLoopGLib.cpp:82
#91 0x00007fd0bb502c53 in operator()(GSource*, GSourceFunc, gpointer) const (__closure=0x0, source=0x55742b368210, callback=0x7fd0bb502cc7 &lt;_FUN(gpointer)&gt;, userData=0x7fd0a60180c0) at /app/webkit/Source/WTF/wtf/glib/RunLoopGLib.cpp:53
#92 0x00007fd0bb502ca1 in _FUN(GSource*, GSourceFunc, gpointer) () at /app/webkit/Source/WTF/wtf/glib/RunLoopGLib.cpp:56
#93 0x00007fd0b48ca527 in g_main_dispatch (context=0x55742b33e4d0) at ../glib/gmain.c:3460
#94 g_main_context_dispatch (context=0x55742b33e4d0) at ../glib/gmain.c:4200
#95 0x00007fd0b4927888 in g_main_context_iterate.constprop.0 (context=0x55742b33e4d0, block=&lt;optimized out&gt;, dispatch=1, self=&lt;optimized out&gt;) at ../glib/gmain.c:4276
#96 0x00007fd0b48c9d7f in g_main_loop_run (loop=0x55742b3681f0) at ../glib/gmain.c:4479
#97 0x00007fd0bb503314 in WTF::RunLoop::run() () at /app/webkit/Source/WTF/wtf/glib/RunLoopGLib.cpp:108
#98 0x00007fd0c7512e37 in WebKit::AuxiliaryProcessMainBase&lt;WebKit::WebProcess, true&gt;::run(int, char**) (this=0x7ffd098a44f0, argc=4, argv=0x7ffd098a46b8) at /app/webkit/Source/WebKit/Shared/AuxiliaryProcessMain.h:72
#99 0x00007fd0c750f936 in WebKit::AuxiliaryProcessMain&lt;WebKit::WebProcessMainGtk&gt;(int, char**) (argc=4, argv=0x7ffd098a46b8) at /app/webkit/Source/WebKit/Shared/AuxiliaryProcessMain.h:98
#100 0x00007fd0c7507b82 in WebKit::WebProcessMain(int, char**) (argc=4, argv=0x7ffd098a46b8) at /app/webkit/Source/WebKit/WebProcess/gtk/WebProcessMainGtk.cpp:98
#101 0x000055742a8f7989 in main(int, char**) (argc=4, argv=0x7ffd098a46b8) at /app/webkit/Source/WebKit/WebProcess/EntryPoint/unix/WebProcessMain.cpp:31</thetext>
  </long_desc><long_desc isprivate="0" >
    <commentid>1993738</commentid>
    <comment_count>1</comment_count>
    <who name="Philippe Normand">pnormand</who>
    <bug_when>2023-11-19 03:24:07 -0800</bug_when>
    <thetext>Pull request: https://github.com/WebKit/WebKit/pull/20720</thetext>
  </long_desc><long_desc isprivate="0" >
    <commentid>1993835</commentid>
    <comment_count>2</comment_count>
    <who name="EWS">ews-feeder</who>
    <bug_when>2023-11-20 01:47:06 -0800</bug_when>
    <thetext>Committed 270968@main (217f2eada7be): &lt;https://commits.webkit.org/270968@main&gt;

Reviewed commits have been landed. Closing PR #20720 and removing active labels.</thetext>
  </long_desc><long_desc isprivate="0" >
    <commentid>1993836</commentid>
    <comment_count>3</comment_count>
    <who name="Radar WebKit Bug Importer">webkit-bug-importer</who>
    <bug_when>2023-11-20 01:48:14 -0800</bug_when>
    <thetext>&lt;rdar://problem/118643173&gt;</thetext>
  </long_desc>
      
      

    </bug>

</bugzilla>