RESOLVED FIXED286708
[libpas] PGM does not respect alignment 
https://bugs.webkit.org/show_bug.cgi?id=286708
Summary [libpas] PGM does not respect alignment
Marta Darbinyan
Reported 2025-01-29 14:43:55 PST
Multiple JSC tests are failing on JSC-Tests-EWS. The first change that failed in EWS is https://github.com/WebKit/WebKit/pull/39642 Running microbenchmarks/Int16Array-bubble-sort-with-byteLength.js.ftl-no-cjit-small-pool microbenchmarks/Int16Array-bubble-sort-with-byteLength.js.ftl-eager-no-cjit: INVALID HANDLE [587]: markedBlock=0x10a8810000; heapCell=0x10a8813130; cellFirst8Bytes=0x1; subspaceHash=0; contiguousZeros=0; totalZeros=0; blockVM=0x0; actualVM=0x0; isBlockVMValid=0; isBlockInSet=0; isBlockInDir=0; foundInBlockVM=0; microbenchmarks/Int16Array-bubble-sort-with-byteLength.js.ftl-eager-no-cjit: test_script_92293: line 2: 74899 Bus error: 10 ( "$@" ../../.vm/JavaScriptCore.framework/Helpers/jsc --validateOptions\=true --useFTLJIT\=false --useFunctionDotArguments\=true --validateExceptionChecks\=true --useDollarVM\=true --maxPerThreadStackUsage\=1572864 --validateGraph\=true --validateBCE\=true --airForceIRCAllocator\=true --libpasForcePGMWithRate\=16 --validateOptions\=true --useFTLJIT\=true --validateOptions\=true --useConcurrentJIT\=false --thresholdForJITAfterWarmUp\=100 --scribbleFreeCells\=true --validateOptions\=true --thresholdForJITAfterWarmUp\=10 --thresholdForJITSoon\=10 --thresholdForOptimizeAfterWarmUp\=20 --thresholdForOptimizeAfterLongWarmUp\=20 --thresholdForOptimizeSoon\=20 --thresholdForFTLOptimizeAfterWarmUp\=20 --thresholdForFTLOptimizeSoon\=20 --thresholdForOMGOptimizeAfterWarmUp\=20 --thresholdForOMGOptimizeSoon\=20 --maximumEvalCacheableSourceLength\=150000 --useEagerCodeBlockJettisonTiming\=true --repatchBufferingCountdown\=0 --collectContinuously\=true --useGenerationalGC\=false --verifyGC\=true --forceOSRExitToLLInt\=true --useExecutableAllocationFuzz\=true --fireExecutableAllocationFuzzRandomly\=true Int16Array-bubble-sort-with-byteLength.js ) microbenchmarks/Int16Array-bubble-sort-with-byteLength.js.ftl-eager-no-cjit: ERROR: Unexpected exit code: 138 FAIL: microbenchmarks/Int16Array-bubble-sort-with-byteLength.js.ftl-eager-no-cjit Test result link: https://ews-build.webkit.org/#/builders/20/builds/79851 Test logs: https://s3-us-west-2.amazonaws.com/ews-archives.webkit.org/mac-ventura-None-release-jscore-test/b74729b6-79851.txt
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Radar WebKit Bug Importer
Comment 1 2025-01-29 14:44:34 PST
<rdar://problem/143847878>
Yusuke Suzuki
Comment 2 2025-01-30 02:38:03 PST
Pull request: https://github.com/WebKit/WebKit/pull/39755
EWS
Comment 3 2025-01-31 15:13:08 PST
Committed 289637@main (06235d829da1): <https://commits.webkit.org/289637@main> Reviewed commits have been landed. Closing PR #39755 and removing active labels.
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