[Webkit-unassigned] [Bug 191271] New: Multiple stress/regexp-compile-oom.js tests are failing on High Sierra Debug and Release JSC testers.

[bugzilla-daemon at webkit.org]

https://bugs.webkit.org/show_bug.cgi?id=191271

            Bug ID: 191271
           Summary: Multiple stress/regexp-compile-oom.js tests are
                    failing on High Sierra Debug and Release JSC testers.
           Product: WebKit
           Version: WebKit Nightly Build
          Hardware: Unspecified
                OS: Unspecified
            Status: NEW
          Severity: Normal
          Priority: P2
         Component: JavaScriptCore
          Assignee: webkit-unassigned at lists.webkit.org
          Reporter: jlewis3 at apple.com
                CC: msaboff at apple.com, ryanhaddad at apple.com

the JSC test stress/regexp-compile-oom.js.dfg-maximal-flush-validate-no-cjit on JSC release High Sierra nd about 15 failures on Debug as well:
        stress/regexp-compile-oom.js.default
        stress/regexp-compile-oom.js.dfg-eager
        stress/regexp-compile-oom.js.dfg-eager-no-cjit-validate
        stress/regexp-compile-oom.js.dfg-maximal-flush-validate-no-cjit
        stress/regexp-compile-oom.js.ftl-eager
        stress/regexp-compile-oom.js.ftl-eager-no-cjit
        stress/regexp-compile-oom.js.ftl-eager-no-cjit-b3o1
        stress/regexp-compile-oom.js.ftl-no-cjit-b3o1
        stress/regexp-compile-oom.js.ftl-no-cjit-no-inline-validate
        stress/regexp-compile-oom.js.ftl-no-cjit-no-put-stack-validate
        stress/regexp-compile-oom.js.ftl-no-cjit-small-pool
        stress/regexp-compile-oom.js.ftl-no-cjit-validate-sampling-profiler
        stress/regexp-compile-oom.js.no-cjit-validate-phases
        stress/regexp-compile-oom.js.no-ftl
        stress/regexp-compile-oom.js.no-llint


https://build.webkit.org/builders/Apple%20High%20Sierra%20Release%20JSC%20%28Tests%29/builds/6416/steps/jscore-test/logs/stdio
https://build.webkit.org/builders/Apple%20High%20Sierra%20Debug%20JSC%20%28Tests%29/builds/1687/steps/jscore-test/logs/stdio


This happened after:
https://trac.webkit.org/changeset/237763/webkit

Example assertion failure
 ASSERTION FAILED: !m_needExceptionCheck
stress/regexp-compile-oom.js.default: ./runtime/VM.cpp(1211) : void JSC::VM::verifyExceptionCheckNeedIsSatisfied(unsigned int, JSC::ExceptionEventLocation &)
stress/regexp-compile-oom.js.default: 1   0x102b1d4a9 WTFCrash
stress/regexp-compile-oom.js.default: 2   0x102b1e3ab WTFCrashWithInfo(int, char const*, char const*, int)
stress/regexp-compile-oom.js.default: 3   0x1041b8cab JSC::VM::verifyExceptionCheckNeedIsSatisfied(unsigned int, JSC::ExceptionEventLocation&)
stress/regexp-compile-oom.js.default: 4   0x1041911cd JSC::ThrowScope::~ThrowScope()
stress/regexp-compile-oom.js.default: 5   0x104191635 JSC::ThrowScope::~ThrowScope()
stress/regexp-compile-oom.js.default: 6   0x1038c22f4 JSC::RegExpObject::matchInline(JSC::ExecState*, JSC::JSGlobalObject*, JSC::JSString*)
stress/regexp-compile-oom.js.default: 7   0x104124e5d JSC::RegExpObject::match(JSC::ExecState*, JSC::JSGlobalObject*, JSC::JSString*)
stress/regexp-compile-oom.js.default: 8   0x1038a732d JSC::RegExpObject::test(JSC::ExecState*, JSC::JSGlobalObject*, JSC::JSString*)
stress/regexp-compile-oom.js.default: 9   0x104128a7a JSC::regExpProtoFuncTestFast(JSC::ExecState*)
stress/regexp-compile-oom.js.default: 10  0x40e76677177
stress/regexp-compile-oom.js.default: 11  0x102fd77f3 llint_entry
stress/regexp-compile-oom.js.default: 12  0x40eb6676cb7
stress/regexp-compile-oom.js.default: 13  0x40eb6676644
stress/regexp-compile-oom.js.default: 14  0x40eb6676644
stress/regexp-compile-oom.js.default: 15  0x40eb6676644
stress/regexp-compile-oom.js.default: 16  0x40eb6676644
stress/regexp-compile-oom.js.default: 17  0x40eb6676644
stress/regexp-compile-oom.js.default: 18  0x40eb6676644
stress/regexp-compile-oom.js.default: 19  0x40eb6676644
stress/regexp-compile-oom.js.default: 20  0x40eb6676644
stress/regexp-compile-oom.js.default: 21  0x40eb6676644
stress/regexp-compile-oom.js.default: 22  0x40eb6676644
stress/regexp-compile-oom.js.default: 23  0x40eb6676644
stress/regexp-compile-oom.js.default: 24  0x40eb6676644
stress/regexp-compile-oom.js.default: 25  0x40eb6676644
stress/regexp-compile-oom.js.default: 26  0x40eb6676644
stress/regexp-compile-oom.js.default: 27  0x40eb6676644
stress/regexp-compile-oom.js.default: 28  0x40eb6676644
stress/regexp-compile-oom.js.default: 29  0x40eb6676644
stress/regexp-compile-oom.js.default: 30  0x40eb6676644
stress/regexp-compile-oom.js.default: 31  0x40eb6676644

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