<?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>264833</bug_id>
          
          <creation_ts>2023-11-14 11:24:44 -0800</creation_ts>
          <short_desc>REGRESSION(270624@main): [ Monterey Debug x86_64 ] HashTranslator assertion error causing 2000+ API tests to constantly fail/crash/timeout.</short_desc>
          <delta_ts>2023-11-15 15:28:53 -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>WebKit Misc.</component>
          <version>WebKit Nightly Build</version>
          <rep_platform>Unspecified</rep_platform>
          <op_sys>Unspecified</op_sys>
          <bug_status>RESOLVED</bug_status>
          <resolution>DUPLICATE</resolution>
          <dup_id>264858</dup_id>
          <see_also>https://bugs.webkit.org/show_bug.cgi?id=264696</see_also>
          <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="Ben Schwartz">ben_schwartz</reporter>
          <assigned_to name="Nobody">webkit-unassigned</assigned_to>
          <cc>beidson</cc>
    
    <cc>webkit-bot-watchers-bugzilla</cc>
    
    <cc>webkit-bug-importer</cc>
          

      

      

      

          <comment_sort_order>oldest_to_newest</comment_sort_order>  
          <long_desc isprivate="0" >
    <commentid>1992542</commentid>
    <comment_count>0</comment_count>
    <who name="Ben Schwartz">ben_schwartz</who>
    <bug_when>2023-11-14 11:24:44 -0800</bug_when>
    <thetext>We are seeing over 2000+ API tests experiencing constant failures/crashes/timeouts following the changes at 270624@main.

HISTORY:

https://results.webkit.org/?suite=api-tests&amp;test=TestWebKitAPI.WebKit2.CrashGPUProcessWhileCapturingAndCalling

TEST STDIO SNIPPET (example):

ASSERTION FAILED: !HashTranslator::equal(KeyTraits::emptyValue(), key)
/Volumes/Data/worker/Apple-Monterey-Debug-Build/build/WebKitBuild/Debug/usr/local/include/wtf/HashTable.h(648) : void WTF::HashTable&lt;Class, Class, WTF::IdentityExtractor, WTF::DefaultHash&lt;Class&gt;, WTF::HashTraits&lt;Class&gt;, WTF::HashTraits&lt;Class&gt;&gt;::checkKey(const T &amp;) [Key = Class, Value = Class, Extractor = WTF::IdentityExtractor, HashFunctions = WTF::DefaultHash&lt;Class&gt;, Traits = WTF::HashTraits&lt;Class&gt;, KeyTraits = WTF::HashTraits&lt;Class&gt;, HashTranslator = WTF::IdentityHashTranslator&lt;WTF::HashTraits&lt;Class&gt;, WTF::DefaultHash&lt;Class&gt;&gt;, T = Class]
1   0x11c8ef449 WTFCrash
2   0x15e8eb0bb WTFCrashWithInfo(int, char const*, char const*, int)
3   0x15ec7d09b void WTF::HashTable&lt;objc_class*, objc_class*, WTF::IdentityExtractor, WTF::DefaultHash&lt;objc_class*&gt;, WTF::HashTraits&lt;objc_class*&gt;, WTF::HashTraits&lt;objc_class*&gt; &gt;::checkKey&lt;WTF::IdentityHashTranslator&lt;WTF::HashTraits&lt;objc_class*&gt;, WTF::DefaultHash&lt;objc_class*&gt; &gt;, objc_class*&gt;(objc_class* const&amp;)
4   0x161eefad1 objc_class** WTF::HashTable&lt;objc_class*, objc_class*, WTF::IdentityExtractor, WTF::DefaultHash&lt;objc_class*&gt;, WTF::HashTraits&lt;objc_class*&gt;, WTF::HashTraits&lt;objc_class*&gt; &gt;::inlineLookup&lt;WTF::IdentityHashTranslator&lt;WTF::HashTraits&lt;objc_class*&gt;, WTF::DefaultHash&lt;objc_class*&gt; &gt;, objc_class*&gt;(objc_class* const&amp;)
5   0x161eefa9d objc_class** WTF::HashTable&lt;objc_class*, objc_class*, WTF::IdentityExtractor, WTF::DefaultHash&lt;objc_class*&gt;, WTF::HashTraits&lt;objc_class*&gt;, WTF::HashTraits&lt;objc_class*&gt; &gt;::lookup&lt;WTF::IdentityHashTranslator&lt;WTF::HashTraits&lt;objc_class*&gt;, WTF::DefaultHash&lt;objc_class*&gt; &gt;, objc_class*&gt;(objc_class* const&amp;)
6   0x161eefa58 bool WTF::HashTable&lt;objc_class*, objc_class*, WTF::IdentityExtractor, WTF::DefaultHash&lt;objc_class*&gt;, WTF::HashTraits&lt;objc_class*&gt;, WTF::HashTraits&lt;objc_class*&gt; &gt;::contains&lt;WTF::IdentityHashTranslator&lt;WTF::HashTraits&lt;objc_class*&gt;, WTF::DefaultHash&lt;objc_class*&gt; &gt;, objc_class*&gt;(objc_class* const&amp;) const
7   0x161eefa0d WTF::HashTable&lt;objc_class*, objc_class*, WTF::IdentityExtractor, WTF::DefaultHash&lt;objc_class*&gt;, WTF::HashTraits&lt;objc_class*&gt;, WTF::HashTraits&lt;objc_class*&gt; &gt;::contains(objc_class* const&amp;) const
8   0x161eedf9d WTF::HashSet&lt;objc_class*, WTF::DefaultHash&lt;objc_class*&gt;, WTF::HashTraits&lt;objc_class*&gt;, WTF::HashTableTraits&gt;::contains(objc_class* const&amp;) const
9   0x161eee06f IPC::shouldEnableStrictMode(IPC::Decoder&amp;, WTF::HashSet&lt;objc_class*, WTF::DefaultHash&lt;objc_class*&gt;, WTF::HashTraits&lt;objc_class*&gt;, WTF::HashTableTraits&gt; const&amp;)
10  0x161eed9b4 std::__1::optional&lt;WTF::RetainPtr&lt;objc_object*&gt; &gt; IPC::decodeObjectDirectlyRequiringAllowedClasses&lt;NSObject&lt;NSSecureCoding&gt; &gt;(IPC::Decoder&amp;)
11  0x161f9abdc std::__1::optional&lt;WTF::RetainPtr&lt;NSObject&lt;NSSecureCoding&gt; &gt; &gt; IPC::ArgumentCoder&lt;IPC::CoreIPCRetainPtr&lt;NSObject&lt;NSSecureCoding&gt; &gt;, void&gt;::decode&lt;NSObject&lt;NSSecureCoding&gt; &gt;(IPC::Decoder&amp;)
12  0x161f62f14 std::__1::optional&lt;IPC::CoreIPCRetainPtr&lt;NSObject&lt;NSSecureCoding&gt; &gt; &gt; IPC::Decoder::decode&lt;IPC::CoreIPCRetainPtr&lt;NSObject&lt;NSSecureCoding&gt; &gt; &gt;()
13  0x161f62df8 IPC::ArgumentCoder&lt;WebKit::CoreIPCSecureCoding, void&gt;::decode(IPC::Decoder&amp;)
14  0x161f985af std::__1::optional&lt;WebKit::CoreIPCSecureCoding&gt; IPC::Decoder::decode&lt;WebKit::CoreIPCSecureCoding&gt;()
15  0x161f97c63 std::__1::optional&lt;std::__1::variant&lt;std::nullptr_t, WebKit::CoreIPCArray, WebKit::CoreIPCCFType, WebKit::CoreIPCColor, WebKit::CoreIPCData, WebKit::CoreIPCDate, WebKit::CoreIPCDictionary, WebKit::CoreIPCFont, WebKit::CoreIPCNumber, WebKit::CoreIPCSecureCoding, WebKit::CoreIPCString, WebKit::CoreIPCURL&gt; &gt; IPC::ArgumentCoder&lt;std::__1::variant&lt;std::nullptr_t, WebKit::CoreIPCArray, WebKit::CoreIPCCFType, WebKit::CoreIPCColor, WebKit::CoreIPCData, WebKit::CoreIPCDate, WebKit::CoreIPCDictionary, WebKit::CoreIPCFont, WebKit::CoreIPCNumber, WebKit::CoreIPCSecureCoding, WebKit::CoreIPCString, WebKit::CoreIPCURL&gt;, void&gt;::decode&lt;IPC::Decoder, 0ul, 1ul, 2ul, 3ul, 4ul, 5ul, 6ul, 7ul, 8ul&gt;(IPC::Decoder&amp;, std::__1::integer_sequence&lt;unsigned long, 0ul, 1ul, 2ul, 3ul, 4ul, 5ul, 6ul, 7ul, 8ul&gt;, unsigned long)
16  0x161f9725c std::__1::optional&lt;std::__1::variant&lt;std::nullptr_t, WebKit::CoreIPCArray, WebKit::CoreIPCCFType, WebKit::CoreIPCColor, WebKit::CoreIPCData, WebKit::CoreIPCDate, WebKit::CoreIPCDictionary, WebKit::CoreIPCFont, WebKit::CoreIPCNumber, WebKit::CoreIPCSecureCoding, WebKit::CoreIPCString, WebKit::CoreIPCURL&gt; &gt; IPC::ArgumentCoder&lt;std::__1::variant&lt;std::nullptr_t, WebKit::CoreIPCArray, WebKit::CoreIPCCFType, WebKit::CoreIPCColor, WebKit::CoreIPCData, WebKit::CoreIPCDate, WebKit::CoreIPCDictionary, WebKit::CoreIPCFont, WebKit::CoreIPCNumber, WebKit::CoreIPCSecureCoding, WebKit::CoreIPCString, WebKit::CoreIPCURL&gt;, void&gt;::decode&lt;IPC::Decoder, 0ul, 1ul, 2ul, 3ul, 4ul, 5ul, 6ul, 7ul&gt;(IPC::Decoder&amp;, std::__1::integer_sequence&lt;unsigned long, 0ul, 1ul, 2ul, 3ul, 4ul, 5ul, 6ul, 7ul&gt;, unsigned long)
17  0x161f968d4 std::__1::optional&lt;std::__1::variant&lt;std::nullptr_t, WebKit::CoreIPCArray, WebKit::CoreIPCCFType, WebKit::CoreIPCColor, WebKit::CoreIPCData, WebKit::CoreIPCDate, WebKit::CoreIPCDictionary, WebKit::CoreIPCFont, WebKit::CoreIPCNumber, WebKit::CoreIPCSecureCoding, WebKit::CoreIPCString, WebKit::CoreIPCURL&gt; &gt; IPC::ArgumentCoder&lt;std::__1::variant&lt;std::nullptr_t, WebKit::CoreIPCArray, WebKit::CoreIPCCFType, WebKit::CoreIPCColor, WebKit::CoreIPCData, WebKit::CoreIPCDate, WebKit::CoreIPCDictionary, WebKit::CoreIPCFont, WebKit::CoreIPCNumber, WebKit::CoreIPCSecureCoding, WebKit::CoreIPCString, WebKit::CoreIPCURL&gt;, void&gt;::decode&lt;IPC::Decoder, 0ul, 1ul, 2ul, 3ul, 4ul, 5ul, 6ul&gt;(IPC::Decoder&amp;, std::__1::integer_sequence&lt;unsigned long, 0ul, 1ul, 2ul, 3ul, 4ul, 5ul, 6ul&gt;, unsigned long)
18  0x161f96067 std::__1::optional&lt;std::__1::variant&lt;std::nullptr_t, WebKit::CoreIPCArray, WebKit::CoreIPCCFType, WebKit::CoreIPCColor, WebKit::CoreIPCData, WebKit::CoreIPCDate, WebKit::CoreIPCDictionary, WebKit::CoreIPCFont, WebKit::CoreIPCNumber, WebKit::CoreIPCSecureCoding, WebKit::CoreIPCString, WebKit::CoreIPCURL&gt; &gt; IPC::ArgumentCoder&lt;std::__1::variant&lt;std::nullptr_t, WebKit::CoreIPCArray, WebKit::CoreIPCCFType, WebKit::CoreIPCColor, WebKit::CoreIPCData, WebKit::CoreIPCDate, WebKit::CoreIPCDictionary, WebKit::CoreIPCFont, WebKit::CoreIPCNumber, WebKit::CoreIPCSecureCoding, WebKit::CoreIPCString, WebKit::CoreIPCURL&gt;, void&gt;::decode&lt;IPC::Decoder, 0ul, 1ul, 2ul, 3ul, 4ul, 5ul&gt;(IPC::Decoder&amp;, std::__1::integer_sequence&lt;unsigned long, 0ul, 1ul, 2ul, 3ul, 4ul, 5ul&gt;, unsigned long)
19  0x161f957bf std::__1::optional&lt;std::__1::variant&lt;std::nullptr_t, WebKit::CoreIPCArray, WebKit::CoreIPCCFType, WebKit::CoreIPCColor, WebKit::CoreIPCData, WebKit::CoreIPCDate, WebKit::CoreIPCDictionary, WebKit::CoreIPCFont, WebKit::CoreIPCNumber, WebKit::CoreIPCSecureCoding, WebKit::CoreIPCString, WebKit::CoreIPCURL&gt; &gt; IPC::ArgumentCoder&lt;std::__1::variant&lt;std::nullptr_t, WebKit::CoreIPCArray, WebKit::CoreIPCCFType, WebKit::CoreIPCColor, WebKit::CoreIPCData, WebKit::CoreIPCDate, WebKit::CoreIPCDictionary, WebKit::CoreIPCFont, WebKit::CoreIPCNumber, WebKit::CoreIPCSecureCoding, WebKit::CoreIPCString, WebKit::CoreIPCURL&gt;, void&gt;::decode&lt;IPC::Decoder, 0ul, 1ul, 2ul, 3ul, 4ul&gt;(IPC::Decoder&amp;, std::__1::integer_sequence&lt;unsigned long, 0ul, 1ul, 2ul, 3ul, 4ul&gt;, unsigned long)
20  0x161f94f14 std::__1::optional&lt;std::__1::variant&lt;std::nullptr_t, WebKit::CoreIPCArray, WebKit::CoreIPCCFType, WebKit::CoreIPCColor, WebKit::CoreIPCData, WebKit::CoreIPCDate, WebKit::CoreIPCDictionary, WebKit::CoreIPCFont, WebKit::CoreIPCNumber, WebKit::CoreIPCSecureCoding, WebKit::CoreIPCString, WebKit::CoreIPCURL&gt; &gt; IPC::ArgumentCoder&lt;std::__1::variant&lt;std::nullptr_t, WebKit::CoreIPCArray, WebKit::CoreIPCCFType, WebKit::CoreIPCColor, WebKit::CoreIPCData, WebKit::CoreIPCDate, WebKit::CoreIPCDictionary, WebKit::CoreIPCFont, WebKit::CoreIPCNumber, WebKit::CoreIPCSecureCoding, WebKit::CoreIPCString, WebKit::CoreIPCURL&gt;, void&gt;::decode&lt;IPC::Decoder, 0ul, 1ul, 2ul, 3ul&gt;(IPC::Decoder&amp;, std::__1::integer_sequence&lt;unsigned long, 0ul, 1ul, 2ul, 3ul&gt;, unsigned long)
21  0x161f945c1 std::__1::optional&lt;std::__1::variant&lt;std::nullptr_t, WebKit::CoreIPCArray, WebKit::CoreIPCCFType, WebKit::CoreIPCColor, WebKit::CoreIPCData, WebKit::CoreIPCDate, WebKit::CoreIPCDictionary, WebKit::CoreIPCFont, WebKit::CoreIPCNumber, WebKit::CoreIPCSecureCoding, WebKit::CoreIPCString, WebKit::CoreIPCURL&gt; &gt; IPC::ArgumentCoder&lt;std::__1::variant&lt;std::nullptr_t, WebKit::CoreIPCArray, WebKit::CoreIPCCFType, WebKit::CoreIPCColor, WebKit::CoreIPCData, WebKit::CoreIPCDate, WebKit::CoreIPCDictionary, WebKit::CoreIPCFont, WebKit::CoreIPCNumber, WebKit::CoreIPCSecureCoding, WebKit::CoreIPCString, WebKit::CoreIPCURL&gt;, void&gt;::decode&lt;IPC::Decoder, 0ul, 1ul, 2ul&gt;(IPC::Decoder&amp;, std::__1::integer_sequence&lt;unsigned long, 0ul, 1ul, 2ul&gt;, unsigned long)
22  0x161f93ce1 std::__1::optional&lt;std::__1::variant&lt;std::nullptr_t, WebKit::CoreIPCArray, WebKit::CoreIPCCFType, WebKit::CoreIPCColor, WebKit::CoreIPCData, WebKit::CoreIPCDate, WebKit::CoreIPCDictionary, WebKit::CoreIPCFont, WebKit::CoreIPCNumber, WebKit::CoreIPCSecureCoding, WebKit::CoreIPCString, WebKit::CoreIPCURL&gt; &gt; IPC::ArgumentCoder&lt;std::__1::variant&lt;std::nullptr_t, WebKit::CoreIPCArray, WebKit::CoreIPCCFType, WebKit::CoreIPCColor, WebKit::CoreIPCData, WebKit::CoreIPCDate, WebKit::CoreIPCDictionary, WebKit::CoreIPCFont, WebKit::CoreIPCNumber, WebKit::CoreIPCSecureCoding, WebKit::CoreIPCString, WebKit::CoreIPCURL&gt;, void&gt;::decode&lt;IPC::Decoder, 0ul, 1ul&gt;(IPC::Decoder&amp;, std::__1::integer_sequence&lt;unsigned long, 0ul, 1ul&gt;, unsigned long)
23  0x161f93584 std::__1::optional&lt;std::__1::variant&lt;std::nullptr_t, WebKit::CoreIPCArray, WebKit::CoreIPCCFType, WebKit::CoreIPCColor, WebKit::CoreIPCData, WebKit::CoreIPCDate, WebKit::CoreIPCDictionary, WebKit::CoreIPCFont, WebKit::CoreIPCNumber, WebKit::CoreIPCSecureCoding, WebKit::CoreIPCString, WebKit::CoreIPCURL&gt; &gt; IPC::ArgumentCoder&lt;std::__1::variant&lt;std::nullptr_t, WebKit::CoreIPCArray, WebKit::CoreIPCCFType, WebKit::CoreIPCColor, WebKit::CoreIPCData, WebKit::CoreIPCDate, WebKit::CoreIPCDictionary, WebKit::CoreIPCFont, WebKit::CoreIPCNumber, WebKit::CoreIPCSecureCoding, WebKit::CoreIPCString, WebKit::CoreIPCURL&gt;, void&gt;::decode&lt;IPC::Decoder, 0ul&gt;(IPC::Decoder&amp;, std::__1::integer_sequence&lt;unsigned long, 0ul&gt;, unsigned long)
24  0x161f932e9 std::__1::optional&lt;std::__1::variant&lt;std::nullptr_t, WebKit::CoreIPCArray, WebKit::CoreIPCCFType, WebKit::CoreIPCColor, WebKit::CoreIPCData, WebKit::CoreIPCDate, WebKit::CoreIPCDictionary, WebKit::CoreIPCFont, WebKit::CoreIPCNumber, WebKit::CoreIPCSecureCoding, WebKit::CoreIPCString, WebKit::CoreIPCURL&gt; &gt; IPC::ArgumentCoder&lt;std::__1::variant&lt;std::nullptr_t, WebKit::CoreIPCArray, WebKit::CoreIPCCFType, WebKit::CoreIPCColor, WebKit::CoreIPCData, WebKit::CoreIPCDate, WebKit::CoreIPCDictionary, WebKit::CoreIPCFont, WebKit::CoreIPCNumber, WebKit::CoreIPCSecureCoding, WebKit::CoreIPCString, WebKit::CoreIPCURL&gt;, void&gt;::decode&lt;IPC::Decoder&gt;(IPC::Decoder&amp;, std::__1::integer_sequence&lt;unsigned long&gt;, unsigned long)
25  0x161f931c5 std::__1::optional&lt;std::__1::variant&lt;std::nullptr_t, WebKit::CoreIPCArray, WebKit::CoreIPCCFType, WebKit::CoreIPCColor, WebKit::CoreIPCData, WebKit::CoreIPCDate, WebKit::CoreIPCDictionary, WebKit::CoreIPCFont, WebKit::CoreIPCNumber, WebKit::CoreIPCSecureCoding, WebKit::CoreIPCString, WebKit::CoreIPCURL&gt; &gt; IPC::ArgumentCoder&lt;std::__1::variant&lt;std::nullptr_t, WebKit::CoreIPCArray, WebKit::CoreIPCCFType, WebKit::CoreIPCColor, WebKit::CoreIPCData, WebKit::CoreIPCDate, WebKit::CoreIPCDictionary, WebKit::CoreIPCFont, WebKit::CoreIPCNumber, WebKit::CoreIPCSecureCoding, WebKit::CoreIPCString, WebKit::CoreIPCURL&gt;, void&gt;::decode&lt;IPC::Decoder&gt;(IPC::Decoder&amp;)
26  0x161f62bcf std::__1::optional&lt;std::__1::variant&lt;std::nullptr_t, WebKit::CoreIPCArray, WebKit::CoreIPCCFType, WebKit::CoreIPCColor, WebKit::CoreIPCData, WebKit::CoreIPCDate, WebKit::CoreIPCDictionary, WebKit::CoreIPCFont, WebKit::CoreIPCNumber, WebKit::CoreIPCSecureCoding, WebKit::CoreIPCString, WebKit::CoreIPCURL&gt; &gt; IPC::Decoder::decode&lt;std::__1::variant&lt;std::nullptr_t, WebKit::CoreIPCArray, WebKit::CoreIPCCFType, WebKit::CoreIPCColor, WebKit::CoreIPCData, WebKit::CoreIPCDate, WebKit::CoreIPCDictionary, WebKit::CoreIPCFont, WebKit::CoreIPCNumber, WebKit::CoreIPCSecureCoding, WebKit::CoreIPCString, WebKit::CoreIPCURL&gt; &gt;()
27  0x161f629c8 IPC::ArgumentCoder&lt;WebKit::CoreIPCNSCFObject, void&gt;::decode(IPC::Decoder&amp;)
28  0x161f8d1af std::__1::optional&lt;WebKit::CoreIPCNSCFObject&gt; IPC::Decoder::decode&lt;WebKit::CoreIPCNSCFObject&gt;()
29  0x161eeedc1 std::__1::optional&lt;WebKit::CoreIPCNSCFObject&gt; IPC::Decoder::decodeWithAllowedClasses&lt;WebKit::CoreIPCNSCFObject, WebKit::CoreIPCNSCFObject*&gt;(WTF::HashSet&lt;objc_class*, WTF::DefaultHash&lt;objc_class*&gt;, WTF::HashTraits&lt;objc_class*&gt;, WTF::HashTableTraits&gt; const&amp;)
30  0x161eeec87 IPC::decodeObjectFromWrapper(IPC::Decoder&amp;, WTF::HashSet&lt;objc_class*, WTF::DefaultHash&lt;objc_class*&gt;, WTF::HashTraits&lt;objc_class*&gt;, WTF::HashTableTraits&gt; const&amp;)
31  0x15ec7fdfc std::__1::optional&lt;WTF::RetainPtr&lt;NSURLRequest&gt; &gt; IPC::decodeRequiringAllowedClasses&lt;NSURLRequest, NSURLRequest*&gt;(IPC::Decoder&amp;)
worker/0 TestWebKitAPI.WebKit2.DoNotUnmuteWhenTakingAThumbnail Crashed
ASSERTION FAILED: !HashTranslator::equal(KeyTraits::emptyValue(), key)
/Volumes/Data/worker/Apple-Monterey-Debug-Build/build/WebKitBuild/Debug/usr/local/include/wtf/HashTable.h(648) : void WTF::HashTable&lt;Class, Class, WTF::IdentityExtractor, WTF::DefaultHash&lt;Class&gt;, WTF::HashTraits&lt;Class&gt;, WTF::HashTraits&lt;Class&gt;&gt;::checkKey(const T &amp;) [Key = Class, Value = Class, Extractor = WTF::IdentityExtractor, HashFunctions = WTF::DefaultHash&lt;Class&gt;, Traits = WTF::HashTraits&lt;Class&gt;, KeyTraits = WTF::HashTraits&lt;Class&gt;, HashTranslator = WTF::IdentityHashTranslator&lt;WTF::HashTraits&lt;Class&gt;, WTF::DefaultHash&lt;Class&gt;&gt;, T = Class]
1   0x10b8e0449 WTFCrash
2   0x14e1c10bb WTFCrashWithInfo(int, char const*, char const*, int)
3   0x14e55309b void WTF::HashTable&lt;objc_class*, objc_class*, WTF::IdentityExtractor, WTF::DefaultHash&lt;objc_class*&gt;, WTF::HashTraits&lt;objc_class*&gt;, WTF::HashTraits&lt;objc_class*&gt; &gt;::checkKey&lt;WTF::IdentityHashTranslator&lt;WTF::HashTraits&lt;objc_class*&gt;, WTF::DefaultHash&lt;objc_class*&gt; &gt;, objc_class*&gt;(objc_class* const&amp;)
4   0x1517c5ad1 objc_class** WTF::HashTable&lt;objc_class*, objc_class*, WTF::IdentityExtractor, WTF::DefaultHash&lt;objc_class*&gt;, WTF::HashTraits&lt;objc_class*&gt;, WTF::HashTraits&lt;objc_class*&gt; &gt;::inlineLookup&lt;WTF::IdentityHashTranslator&lt;WTF::HashTraits&lt;objc_class*&gt;, WTF::DefaultHash&lt;objc_class*&gt; &gt;, objc_class*&gt;(objc_class* const&amp;)
5   0x1517c5a9d objc_class** WTF::HashTable&lt;objc_class*, objc_class*, WTF::IdentityExtractor, WTF::DefaultHash&lt;objc_class*&gt;, WTF::HashTraits&lt;objc_class*&gt;, WTF::HashTraits&lt;objc_class*&gt; &gt;::lookup&lt;WTF::IdentityHashTranslator&lt;WTF::HashTraits&lt;objc_class*&gt;, WTF::DefaultHash&lt;objc_class*&gt; &gt;, objc_class*&gt;(objc_class* const&amp;)
6   0x1517c5a58 bool WTF::HashTable&lt;objc_class*, objc_class*, WTF::IdentityExtractor, WTF::DefaultHash&lt;objc_class*&gt;, WTF::HashTraits&lt;objc_class*&gt;, WTF::HashTraits&lt;objc_class*&gt; &gt;::contains&lt;WTF::IdentityHashTranslator&lt;WTF::HashTraits&lt;objc_class*&gt;, WTF::DefaultHash&lt;objc_class*&gt; &gt;, objc_class*&gt;(objc_class* const&amp;) const
7   0x1517c5a0d WTF::HashTable&lt;objc_class*, objc_class*, WTF::IdentityExtractor, WTF::DefaultHash&lt;objc_class*&gt;, WTF::HashTraits&lt;objc_class*&gt;, WTF::HashTraits&lt;objc_class*&gt; &gt;::contains(objc_class* const&amp;) const
8   0x1517c3f9d WTF::HashSet&lt;objc_class*, WTF::DefaultHash&lt;objc_class*&gt;, WTF::HashTraits&lt;objc_class*&gt;, WTF::HashTableTraits&gt;::contains(objc_class* const&amp;) const
9   0x1517c406f IPC::shouldEnableStrictMode(IPC::Decoder&amp;, WTF::HashSet&lt;objc_class*, WTF::DefaultHash&lt;objc_class*&gt;, WTF::HashTraits&lt;objc_class*&gt;, WTF::HashTableTraits&gt; const&amp;)
10  0x1517c39b4 std::__1::optional&lt;WTF::RetainPtr&lt;objc_object*&gt; &gt; IPC::decodeObjectDirectlyRequiringAllowedClasses&lt;NSObject&lt;NSSecureCoding&gt; &gt;(IPC::Decoder&amp;)
11  0x151870bdc std::__1::optional&lt;WTF::RetainPtr&lt;NSObject&lt;NSSecureCoding&gt; &gt; &gt; IPC::ArgumentCoder&lt;IPC::CoreIPCRetainPtr&lt;NSObject&lt;NSSecureCoding&gt; &gt;, void&gt;::decode&lt;NSObject&lt;NSSecureCoding&gt; &gt;(IPC::Decoder&amp;)
12  0x151838f14 std::__1::optional&lt;IPC::CoreIPCRetainPtr&lt;NSObject&lt;NSSecureCoding&gt; &gt; &gt; IPC::Decoder::decode&lt;IPC::CoreIPCRetainPtr&lt;NSObject&lt;NSSecureCoding&gt; &gt; &gt;()
13  0x151838df8 IPC::ArgumentCoder&lt;WebKit::CoreIPCSecureCoding, void&gt;::decode(IPC::Decoder&amp;)
14  0x15186e5af std::__1::optional&lt;WebKit::CoreIPCSecureCoding&gt; IPC::Decoder::decode&lt;WebKit::CoreIPCSecureCoding&gt;()
15  0x15186dc63 std::__1::optional&lt;std::__1::variant&lt;std::nullptr_t, WebKit::CoreIPCArray, WebKit::CoreIPCCFType, WebKit::CoreIPCColor, WebKit::CoreIPCData, WebKit::CoreIPCDate, WebKit::CoreIPCDictionary, WebKit::CoreIPCFont, WebKit::CoreIPCNumber, WebKit::CoreIPCSecureCoding, WebKit::CoreIPCString, WebKit::CoreIPCURL&gt; &gt; IPC::ArgumentCoder&lt;std::__1::variant&lt;std::nullptr_t, WebKit::CoreIPCArray, WebKit::CoreIPCCFType, WebKit::CoreIPCColor, WebKit::CoreIPCData, WebKit::CoreIPCDate, WebKit::CoreIPCDictionary, WebKit::CoreIPCFont, WebKit::CoreIPCNumber, WebKit::CoreIPCSecureCoding, WebKit::CoreIPCString, WebKit::CoreIPCURL&gt;, void&gt;::decode&lt;IPC::Decoder, 0ul, 1ul, 2ul, 3ul, 4ul, 5ul, 6ul, 7ul, 8ul&gt;(IPC::Decoder&amp;, std::__1::integer_sequence&lt;unsigned long, 0ul, 1ul, 2ul, 3ul, 4ul, 5ul, 6ul, 7ul, 8ul&gt;, unsigned long)
16  0x15186d25c std::__1::optional&lt;std::__1::variant&lt;std::nullptr_t, WebKit::CoreIPCArray, WebKit::CoreIPCCFType, WebKit::CoreIPCColor, WebKit::CoreIPCData, WebKit::CoreIPCDate, WebKit::CoreIPCDictionary, WebKit::CoreIPCFont, WebKit::CoreIPCNumber, WebKit::CoreIPCSecureCoding, WebKit::CoreIPCString, WebKit::CoreIPCURL&gt; &gt; IPC::ArgumentCoder&lt;std::__1::variant&lt;std::nullptr_t, WebKit::CoreIPCArray, WebKit::CoreIPCCFType, WebKit::CoreIPCColor, WebKit::CoreIPCData, WebKit::CoreIPCDate, WebKit::CoreIPCDictionary, WebKit::CoreIPCFont, WebKit::CoreIPCNumber, WebKit::CoreIPCSecureCoding, WebKit::CoreIPCString, WebKit::CoreIPCURL&gt;, void&gt;::decode&lt;IPC::Decoder, 0ul, 1ul, 2ul, 3ul, 4ul, 5ul, 6ul, 7ul&gt;(IPC::Decoder&amp;, std::__1::integer_sequence&lt;unsigned long, 0ul, 1ul, 2ul, 3ul, 4ul, 5ul, 6ul, 7ul&gt;, unsigned long)
17  0x15186c8d4 std::__1::optional&lt;std::__1::variant&lt;std::nullptr_t, WebKit::CoreIPCArray, WebKit::CoreIPCCFType, WebKit::CoreIPCColor, WebKit::CoreIPCData, WebKit::CoreIPCDate, WebKit::CoreIPCDictionary, WebKit::CoreIPCFont, WebKit::CoreIPCNumber, WebKit::CoreIPCSecureCoding, WebKit::CoreIPCString, WebKit::CoreIPCURL&gt; &gt; IPC::ArgumentCoder&lt;std::__1::variant&lt;std::nullptr_t, WebKit::CoreIPCArray, WebKit::CoreIPCCFType, WebKit::CoreIPCColor, WebKit::CoreIPCData, WebKit::CoreIPCDate, WebKit::CoreIPCDictionary, WebKit::CoreIPCFont, WebKit::CoreIPCNumber, WebKit::CoreIPCSecureCoding, WebKit::CoreIPCString, WebKit::CoreIPCURL&gt;, void&gt;::decode&lt;IPC::Decoder, 0ul, 1ul, 2ul, 3ul, 4ul, 5ul, 6ul&gt;(IPC::Decoder&amp;, std::__1::integer_sequence&lt;unsigned long, 0ul, 1ul, 2ul, 3ul, 4ul, 5ul, 6ul&gt;, unsigned long)
18  0x15186c067 std::__1::optional&lt;std::__1::variant&lt;std::nullptr_t, WebKit::CoreIPCArray, WebKit::CoreIPCCFType, WebKit::CoreIPCColor, WebKit::CoreIPCData, WebKit::CoreIPCDate, WebKit::CoreIPCDictionary, WebKit::CoreIPCFont, WebKit::CoreIPCNumber, WebKit::CoreIPCSecureCoding, WebKit::CoreIPCString, WebKit::CoreIPCURL&gt; &gt; IPC::ArgumentCoder&lt;std::__1::variant&lt;std::nullptr_t, WebKit::CoreIPCArray, WebKit::CoreIPCCFType, WebKit::CoreIPCColor, WebKit::CoreIPCData, WebKit::CoreIPCDate, WebKit::CoreIPCDictionary, WebKit::CoreIPCFont, WebKit::CoreIPCNumber, WebKit::CoreIPCSecureCoding, WebKit::CoreIPCString, WebKit::CoreIPCURL&gt;, void&gt;::decode&lt;IPC::Decoder, 0ul, 1ul, 2ul, 3ul, 4ul, 5ul&gt;(IPC::Decoder&amp;, std::__1::integer_sequence&lt;unsigned long, 0ul, 1ul, 2ul, 3ul, 4ul, 5ul&gt;, unsigned long)
19  0x15186b7bf std::__1::optional&lt;std::__1::variant&lt;std::nullptr_t, WebKit::CoreIPCArray, WebKit::CoreIPCCFType, WebKit::CoreIPCColor, WebKit::CoreIPCData, WebKit::CoreIPCDate, WebKit::CoreIPCDictionary, WebKit::CoreIPCFont, WebKit::CoreIPCNumber, WebKit::CoreIPCSecureCoding, WebKit::CoreIPCString, WebKit::CoreIPCURL&gt; &gt; IPC::ArgumentCoder&lt;std::__1::variant&lt;std::nullptr_t, WebKit::CoreIPCArray, WebKit::CoreIPCCFType, WebKit::CoreIPCColor, WebKit::CoreIPCData, WebKit::CoreIPCDate, WebKit::CoreIPCDictionary, WebKit::CoreIPCFont, WebKit::CoreIPCNumber, WebKit::CoreIPCSecureCoding, WebKit::CoreIPCString, WebKit::CoreIPCURL&gt;, void&gt;::decode&lt;IPC::Decoder, 0ul, 1ul, 2ul, 3ul, 4ul&gt;(IPC::Decoder&amp;, std::__1::integer_sequence&lt;unsigned long, 0ul, 1ul, 2ul, 3ul, 4ul&gt;, unsigned long)
20  0x15186af14 std::__1::optional&lt;std::__1::variant&lt;std::nullptr_t, WebKit::CoreIPCArray, WebKit::CoreIPCCFType, WebKit::CoreIPCColor, WebKit::CoreIPCData, WebKit::CoreIPCDate, WebKit::CoreIPCDictionary, WebKit::CoreIPCFont, WebKit::CoreIPCNumber, WebKit::CoreIPCSecureCoding, WebKit::CoreIPCString, WebKit::CoreIPCURL&gt; &gt; IPC::ArgumentCoder&lt;std::__1::variant&lt;std::nullptr_t, WebKit::CoreIPCArray, WebKit::CoreIPCCFType, WebKit::CoreIPCColor, WebKit::CoreIPCData, WebKit::CoreIPCDate, WebKit::CoreIPCDictionary, WebKit::CoreIPCFont, WebKit::CoreIPCNumber, WebKit::CoreIPCSecureCoding, WebKit::CoreIPCString, WebKit::CoreIPCURL&gt;, void&gt;::decode&lt;IPC::Decoder, 0ul, 1ul, 2ul, 3ul&gt;(IPC::Decoder&amp;, std::__1::integer_sequence&lt;unsigned long, 0ul, 1ul, 2ul, 3ul&gt;, unsigned long)
21  0x15186a5c1 std::__1::optional&lt;std::__1::variant&lt;std::nullptr_t, WebKit::CoreIPCArray, WebKit::CoreIPCCFType, WebKit::CoreIPCColor, WebKit::CoreIPCData, WebKit::CoreIPCDate, WebKit::CoreIPCDictionary, WebKit::CoreIPCFont, WebKit::CoreIPCNumber, WebKit::CoreIPCSecureCoding, WebKit::CoreIPCString, WebKit::CoreIPCURL&gt; &gt; IPC::ArgumentCoder&lt;std::__1::variant&lt;std::nullptr_t, WebKit::CoreIPCArray, WebKit::CoreIPCCFType, WebKit::CoreIPCColor, WebKit::CoreIPCData, WebKit::CoreIPCDate, WebKit::CoreIPCDictionary, WebKit::CoreIPCFont, WebKit::CoreIPCNumber, WebKit::CoreIPCSecureCoding, WebKit::CoreIPCString, WebKit::CoreIPCURL&gt;, void&gt;::decode&lt;IPC::Decoder, 0ul, 1ul, 2ul&gt;(IPC::Decoder&amp;, std::__1::integer_sequence&lt;unsigned long, 0ul, 1ul, 2ul&gt;, unsigned long)
22  0x151869ce1 std::__1::optional&lt;std::__1::variant&lt;std::nullptr_t, WebKit::CoreIPCArray, WebKit::CoreIPCCFType, WebKit::CoreIPCColor, WebKit::CoreIPCData, WebKit::CoreIPCDate, WebKit::CoreIPCDictionary, WebKit::CoreIPCFont, WebKit::CoreIPCNumber, WebKit::CoreIPCSecureCoding, WebKit::CoreIPCString, WebKit::CoreIPCURL&gt; &gt; IPC::ArgumentCoder&lt;std::__1::variant&lt;std::nullptr_t, WebKit::CoreIPCArray, WebKit::CoreIPCCFType, WebKit::CoreIPCColor, WebKit::CoreIPCData, WebKit::CoreIPCDate, WebKit::CoreIPCDictionary, WebKit::CoreIPCFont, WebKit::CoreIPCNumber, WebKit::CoreIPCSecureCoding, WebKit::CoreIPCString, WebKit::CoreIPCURL&gt;, void&gt;::decode&lt;IPC::Decoder, 0ul, 1ul&gt;(IPC::Decoder&amp;, std::__1::integer_sequence&lt;unsigned long, 0ul, 1ul&gt;, unsigned long)
23  0x151869584 std::__1::optional&lt;std::__1::variant&lt;std::nullptr_t, WebKit::CoreIPCArray, WebKit::CoreIPCCFType, WebKit::CoreIPCColor, WebKit::CoreIPCData, WebKit::CoreIPCDate, WebKit::CoreIPCDictionary, WebKit::CoreIPCFont, WebKit::CoreIPCNumber, WebKit::CoreIPCSecureCoding, WebKit::CoreIPCString, WebKit::CoreIPCURL&gt; &gt; IPC::ArgumentCoder&lt;std::__1::variant&lt;std::nullptr_t, WebKit::CoreIPCArray, WebKit::CoreIPCCFType, WebKit::CoreIPCColor, WebKit::CoreIPCData, WebKit::CoreIPCDate, WebKit::CoreIPCDictionary, WebKit::CoreIPCFont, WebKit::CoreIPCNumber, WebKit::CoreIPCSecureCoding, WebKit::CoreIPCString, WebKit::CoreIPCURL&gt;, void&gt;::decode&lt;IPC::Decoder, 0ul&gt;(IPC::Decoder&amp;, std::__1::integer_sequence&lt;unsigned long, 0ul&gt;, unsigned long)
24  0x1518692e9 std::__1::optional&lt;std::__1::variant&lt;std::nullptr_t, WebKit::CoreIPCArray, WebKit::CoreIPCCFType, WebKit::CoreIPCColor, WebKit::CoreIPCData, WebKit::CoreIPCDate, WebKit::CoreIPCDictionary, WebKit::CoreIPCFont, WebKit::CoreIPCNumber, WebKit::CoreIPCSecureCoding, WebKit::CoreIPCString, WebKit::CoreIPCURL&gt; &gt; IPC::ArgumentCoder&lt;std::__1::variant&lt;std::nullptr_t, WebKit::CoreIPCArray, WebKit::CoreIPCCFType, WebKit::CoreIPCColor, WebKit::CoreIPCData, WebKit::CoreIPCDate, WebKit::CoreIPCDictionary, WebKit::CoreIPCFont, WebKit::CoreIPCNumber, WebKit::CoreIPCSecureCoding, WebKit::CoreIPCString, WebKit::CoreIPCURL&gt;, void&gt;::decode&lt;IPC::Decoder&gt;(IPC::Decoder&amp;, std::__1::integer_sequence&lt;unsigned long&gt;, unsigned long)
25  0x1518691c5 std::__1::optional&lt;std::__1::variant&lt;std::nullptr_t, WebKit::CoreIPCArray, WebKit::CoreIPCCFType, WebKit::CoreIPCColor, WebKit::CoreIPCData, WebKit::CoreIPCDate, WebKit::CoreIPCDictionary, WebKit::CoreIPCFont, WebKit::CoreIPCNumber, WebKit::CoreIPCSecureCoding, WebKit::CoreIPCString, WebKit::CoreIPCURL&gt; &gt; IPC::ArgumentCoder&lt;std::__1::variant&lt;std::nullptr_t, WebKit::CoreIPCArray, WebKit::CoreIPCCFType, WebKit::CoreIPCColor, WebKit::CoreIPCData, WebKit::CoreIPCDate, WebKit::CoreIPCDictionary, WebKit::CoreIPCFont, WebKit::CoreIPCNumber, WebKit::CoreIPCSecureCoding, WebKit::CoreIPCString, WebKit::CoreIPCURL&gt;, void&gt;::decode&lt;IPC::Decoder&gt;(IPC::Decoder&amp;)
26  0x151838bcf std::__1::optional&lt;std::__1::variant&lt;std::nullptr_t, WebKit::CoreIPCArray, WebKit::CoreIPCCFType, WebKit::CoreIPCColor, WebKit::CoreIPCData, WebKit::CoreIPCDate, WebKit::CoreIPCDictionary, WebKit::CoreIPCFont, WebKit::CoreIPCNumber, WebKit::CoreIPCSecureCoding, WebKit::CoreIPCString, WebKit::CoreIPCURL&gt; &gt; IPC::Decoder::decode&lt;std::__1::variant&lt;std::nullptr_t, WebKit::CoreIPCArray, WebKit::CoreIPCCFType, WebKit::CoreIPCColor, WebKit::CoreIPCData, WebKit::CoreIPCDate, WebKit::CoreIPCDictionary, WebKit::CoreIPCFont, WebKit::CoreIPCNumber, WebKit::CoreIPCSecureCoding, WebKit::CoreIPCString, WebKit::CoreIPCURL&gt; &gt;()
27  0x1518389c8 IPC::ArgumentCoder&lt;WebKit::CoreIPCNSCFObject, void&gt;::decode(IPC::Decoder&amp;)
28  0x1518631af std::__1::optional&lt;WebKit::CoreIPCNSCFObject&gt; IPC::Decoder::decode&lt;WebKit::CoreIPCNSCFObject&gt;()
29  0x1517c4dc1 std::__1::optional&lt;WebKit::CoreIPCNSCFObject&gt; IPC::Decoder::decodeWithAllowedClasses&lt;WebKit::CoreIPCNSCFObject, WebKit::CoreIPCNSCFObject*&gt;(WTF::HashSet&lt;objc_class*, WTF::DefaultHash&lt;objc_class*&gt;, WTF::HashTraits&lt;objc_class*&gt;, WTF::HashTableTraits&gt; const&amp;)
30  0x1517c4c87 IPC::decodeObjectFromWrapper(IPC::Decoder&amp;, WTF::HashSet&lt;objc_class*, WTF::DefaultHash&lt;objc_class*&gt;, WTF::HashTraits&lt;objc_class*&gt;, WTF::HashTableTraits&gt; const&amp;)
31  0x14e555dfc std::__1::optional&lt;WTF::RetainPtr&lt;NSURLRequest&gt; &gt; IPC::decodeRequiringAllowedClasses&lt;NSURLRequest, NSURLRequest*&gt;(IPC::Decoder&amp;)</thetext>
  </long_desc><long_desc isprivate="0" >
    <commentid>1992543</commentid>
    <comment_count>1</comment_count>
    <who name="Radar WebKit Bug Importer">webkit-bug-importer</who>
    <bug_when>2023-11-14 11:24:51 -0800</bug_when>
    <thetext>&lt;rdar://problem/118408644&gt;</thetext>
  </long_desc><long_desc isprivate="0" >
    <commentid>1992809</commentid>
    <comment_count>2</comment_count>
    <who name="Ben Schwartz">ben_schwartz</who>
    <bug_when>2023-11-15 09:04:39 -0800</bug_when>
    <thetext>Brady&apos;s pull request: https://github.com/WebKit/WebKit/pull/20521</thetext>
  </long_desc><long_desc isprivate="0" >
    <commentid>1992810</commentid>
    <comment_count>3</comment_count>
    <who name="Ben Schwartz">ben_schwartz</who>
    <bug_when>2023-11-15 09:05:04 -0800</bug_when>
    <thetext>Committed 270754@main (2640f7f95ff4): &lt;https://commits.webkit.org/270754@main&gt;

Reviewed commits have been landed. Closing PR #20521 and removing active labels.</thetext>
  </long_desc><long_desc isprivate="0" >
    <commentid>1992908</commentid>
    <comment_count>4</comment_count>
    <who name="Alexey Proskuryakov">ap</who>
    <bug_when>2023-11-15 15:28:53 -0800</bug_when>
    <thetext>Looks like this was resolved via a new bug, duping.

*** This bug has been marked as a duplicate of bug 264858 ***</thetext>
  </long_desc>
      
      

    </bug>

</bugzilla>