Bug 311042 – [Debug] WebKitTestRunner crashes during model-related runs

• Component: New Bugs
• Status: RESOLVED FIXED

[Aleksei Marchenko]

Stack trace:

Thread 0 Crashed::  Dispatch queue: com.apple.main-thread
0   JavaScriptCore                	       0x118e965bc WTFCrash + 0
1   JavaScriptCore                	       0x118e9661c WTFCrashWithSecurityImplication + 12
2   WebKit                        	       0x138b819fc WTF::CanMakeCheckedPtrBase<std::__1::atomic<unsigned int>, unsigned int, std::__1::atomic<bool>, (WTF::CheckedPtrDeleteCheckException)0>::~CanMakeCheckedPtrBase() + 132 (CheckedRef.h:365)
3   WebKit                        	       0x13b1a0e90 WTF::CanMakeThreadSafeCheckedPtr<IPC::Connection::Client, (WTF::DefaultedOperatorEqual)0, (WTF::CheckedPtrDeleteCheckException)0>::~CanMakeThreadSafeCheckedPtr() + 28
4   WebKit                        	       0x13b18f6cc IPC::Connection::Client::~Client() + 32
5   WebKit                        	       0x13c20f150 WebKit::AuxiliaryProcessProxy::~AuxiliaryProcessProxy() + 600
6   WebKit                        	       0x13c815268 WebKit::ModelProcessProxy::~ModelProcessProxy() + 52
7   WebKit                        	       0x13c815294 WebKit::ModelProcessProxy::~ModelProcessProxy() + 28
8   WebKit                        	       0x13c8152f8 WebKit::ModelProcessProxy::~ModelProcessProxy() + 28
9   WebKit                        	       0x138bd1e90 WTF::ThreadSafeRefCounted<WebKit::AuxiliaryProcessProxy, (WTF::DestructionThread)2>::deref() const::'lambda'()::operator()() const + 60
10  WebKit                        	       0x138bd1e1c WTF::Detail::CallableWrapper<WTF::ThreadSafeRefCounted<WebKit::AuxiliaryProcessProxy, (WTF::DestructionThread)2>::deref() const::'lambda'(), void>::call() + 28
11  JavaScriptCore                	       0x118ecccd4 WTF::Function<void ()>::operator()() const + 148
12  JavaScriptCore                	       0x118f57964 WTF::ensureOnMainRunLoop(WTF::Function<void ()>&&) + 36
13  WebKit                        	       0x138bd1b34 WTF::ThreadSafeRefCounted<WebKit::AuxiliaryProcessProxy, (WTF::DestructionThread)2>::deref() const + 72

[Aleksei Marchenko]

<rdar://problem/173646341>

[Aleksei Marchenko]

Pull request: https://github.com/WebKit/WebKit/pull/61639

[EWS]

Committed 310237@main (ea544ba94313): <https://commits.webkit.org/310237@main>

Reviewed commits have been landed. Closing PR #61639 and removing active labels.