Bug 244040

Summary: [JSC] Adobe website crashed on mini browser when dumping disassembly
Product: WebKit Reporter: Yijia Huang <yijia_huang>
Component: JavaScriptCoreAssignee: Yijia Huang <yijia_huang>
Status: RESOLVED FIXED    
Severity: Normal    
Priority: P2    
Version: WebKit Nightly Build   
Hardware: Unspecified   
OS: Unspecified   

Description Yijia Huang 2022-08-17 09:41:56 PDT 
Website https://lightroom.adobe.com/learn/tutorial/cf323dc7-5d20-4bb1-8249-616995c41800 crashes on minibrowser when running command
```
__XPC_JSC_validateOptions=1 __XPC_JSC_useConcurrentJIT=0 __XPC_JSC_dumpDisassembly=1 ./Tools/Scripts/run-minibrowser
```

It crashes on CodeBlock::jettison in CodeBlock.cpp when dumping 

```
    if (DFG::shouldDumpDisassembly()) {
        dataLog("Jettisoning ", *this);
        if (mode == CountReoptimization)
            dataLog(" and counting reoptimization");
        dataLog(" due to ", reason);
        if (detail) {
            dataLog(", ", *detail);        <------ crash here
        }
        dataLog(".\n");
    }
```
Comment 1 Yijia Huang 2022-08-22 21:30:41 PDT 
Cannot reproduce this problem.