Bug 183175

Summary:

JSC crash with `import("")`

Product:

WebKit

Reporter:

André Bargull <andre.bargull>

Component:

JavaScriptCore

Assignee:

Yusuke Suzuki <ysuzuki>

Status:

RESOLVED FIXED

Severity:

Normal

CC:

commit-queue, ews-watchlist, keith_miller, mark.lam, msaboff, ryanhaddad, saam, webkit-bug-importer, ysuzuki

Priority:

Keywords:

InRadar

Version:

WebKit Local Build

Hardware:

Unspecified

OS:

Unspecified

Attachments:

Description	Flags
Patch	none

André Bargull

Reported 2018-02-27 12:36:01 PST

SVN: rev228977 Build with: perl Tools/Scripts/build-jsc --jsc-only --debug Executing the following test case leads to this crash: --- 1 0x7f0fd0957705 WTFCrash 2 0x48e47d WTF::VectorBufferBase<char, WTF::FastMalloc>::allocateBuffer(unsigned long) 3 0x48c170 WTF::Vector<char, 0ul, WTF::CrashOnOverflow, 16ul, WTF::FastMalloc>::reserveCapacity(unsigned long) 4 0x48744f WTF::Vector<char, 0ul, WTF::CrashOnOverflow, 16ul, WTF::FastMalloc>::expandCapacity(unsigned long) 5 0x482240 WTF::Vector<char, 0ul, WTF::CrashOnOverflow, 16ul, WTF::FastMalloc>::resize(unsigned long) 6 0x459f05 7 0x45a15c 8 0x45a30f GlobalObject::moduleLoaderFetch(JSC::JSGlobalObject*, JSC::ExecState*, JSC::JSModuleLoader*, JSC::JSValue, JSC::JSValue, JSC::JSValue) 9 0x7f0fd06293e9 JSC::JSModuleLoader::fetch(JSC::ExecState*, JSC::JSValue, JSC::JSValue, JSC::JSValue) 10 0x7f0fd06c027b 11 0x7f0f89eff185 --- Test case: --- import(""); ---

Attachments
Patch (4.75 KB, patch) 2018-02-28 05:06 PST, Yusuke Suzuki	no flags	Details Formatted Diff Diff
View All Add attachment proposed patch, testcase, etc.