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[ci-scan] GC stress assertion: CREATE_CHECK_STRING(pMT && pMT->Validate()) in object.cpp #128995
Description
Build Information
Build: https://dev.azure.com/dnceng-public/public/_build/results?buildId=1442641
Build error leg or test failing: windows-x86 checked gcstress-extra - Directed_1.0.1
Error Details
GC stress assertion CREATE_CHECK_STRING(pMT && pMT->Validate()) fires in object.cpp during GC stress testing. This is a different assertion from the existing KBE #119140 which tracks CREATE_CHECK_STRING(bSmallObjectHeapPtr || bLargeObjectHeapPtr).
Assert failure(PID 5524 [0x00001594], Thread: 8588 [0x218c]): !CREATE_CHECK_STRING(pMT && pMT->Validate())
File: /_/src/coreclr/gc/../vm/object.cpp:548
Affected legs:
- runtime-coreclr gcstress-extra (def 113): windows-x86 checked - Directed_1.0.1
- runtime-coreclr gcstress-extra (def 113): windows-x86 checked - HardwareIntrinsics_General_r
Error Message
{
"ErrorMessage": "!CREATE_CHECK_STRING(pMT && pMT->Validate())",
"ErrorPattern": "",
"BuildRetry": false,
"ExcludeConsoleLog": false
}First build it occurred
- Build: https://dev.azure.com/dnceng-public/public/_build/results?buildId=1442278
- Finished: 2026-05-31
- Occurrences in window: 2 consecutive builds (1442278, 1442641)
- Prior build 1433030 succeeded.
Filed by ci-failure-scan, which scans dnceng-public outer-loop pipelines on main and converts stable failures into KBEs.
Note
🔒 Integrity filter blocked 13 items
The following items were blocked because they don't meet the GitHub integrity level.
- #5158
search_issues: has lower integrity than agent requires. The agent cannot read data with integrity below "approved". - #7096
search_issues: has lower integrity than agent requires. The agent cannot read data with integrity below "approved". - #5984
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search_issues: has lower integrity than agent requires. The agent cannot read data with integrity below "approved". - #44158
search_issues: has lower integrity than agent requires. The agent cannot read data with integrity below "approved". - #5637
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search_issues: has lower integrity than agent requires. The agent cannot read data with integrity below "approved". - #5130
search_issues: has lower integrity than agent requires. The agent cannot read data with integrity below "approved". - #128959
search_pull_requests: has lower integrity than agent requires. The agent cannot read data with integrity below "approved". - #116358
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search_issues: has lower integrity than agent requires. The agent cannot read data with integrity below "approved".
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Report
Summary
| 24-Hour Hit Count | 7-Day Hit Count | 1-Month Count |
|---|---|---|
| 0 | 0 | 0 |
Activity
jkotas commentedon Jun 4, 2026
#128877 (comment)