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Flaky timeout in CreateFileChangeToken_RootDeletedAndRecreated_TokenFiresWhenFileCreated #129691
Description
Build Information
Build: https://dev.azure.com/dnceng-public/cbb18261-c48f-4abb-8651-8cdcb5474649/_build/results?buildId=1474872
Build error leg or test failing: Microsoft.Extensions.FileProviders.Physical.Tests.PhysicalFilesWatcherTests.CreateFileChangeToken_RootDeletedAndRecreated_TokenFiresWhenFileCreated
Pull request: #129405
Error Message
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Fill the error message using step by step known issues guidance.
{
"ErrorMessage": ["CreateFileChangeToken_RootDeletedAndRecreated_TokenFiresWhenFileCreated", "System.TimeoutException : The operation has timed out."],
"BuildRetry": false,
"ExcludeConsoleLog": false
}Known issue validation
Build: 🔎 https://dev.azure.com/dnceng-public/public/_build/results?buildId=1474872
Error message validated: [CreateFileChangeToken_RootDeletedAndRecreated_TokenFiresWhenFileCreated System.TimeoutException : The operation has timed out.]
Result validation: ✅ Known issue matched with the provided build.
Validation performed at: 6/22/2026 9:44:00 AM UTC
Report
Summary
| 24-Hour Hit Count | 7-Day Hit Count | 1-Month Count |
|---|---|---|
| 9 | 44 | 214 |
Activity
[-]Rare flaky timeout in CreateFileChangeToken_RootDeletedAndRecreated_TokenFiresWhenFileCreated[/-][+]Flaky timeout in CreateFileChangeToken_RootDeletedAndRecreated_TokenFiresWhenFileCreated[/+]JulieLeeMSFT commentedon Jul 9, 2026
Failed in (2):
Failed tests:
JulieLeeMSFT commentedon Jul 14, 2026
Failed in (2):
Console Log: Console Log
Source: runtime-coreclr libraries-jitstress2-jitstressregs / net11.0-linux-Release-x64-jitstress2_jitstressregs2-AzureLinux.3.Amd64.Open / Microsoft.Extensions.FileProviders.Physical.Tests.PhysicalFilesWatcherTests.CreateFileChangeToken_RootDeletedAndRecreated_TokenFiresWhenFileCreated
JulieLeeMSFT commentedon Jul 15, 2026
Failed in (3):
Console Log: Console Log
Source: runtime-coreclr libraries-jitstress-random / net11.0-linux-Release-x64-jitstress_random_1-AzureLinux.3.Amd64.Open / Microsoft.Extensions.FileProviders.Physical.Tests.PhysicalFilesWatcherTests.CreateFileChangeToken_RootDeletedAndRecreated_TokenFiresWhenFileCreated
Failed tests:
JulieLeeMSFT commentedon Jul 16, 2026
@svick, this test is continuously failing, and it's one of the two remaining issues blocking clean CI. What's your plan with it? Can we disable the test?
svick commentedon Jul 17, 2026
@JulieLeeMSFT I am working on a proper fix: #130967.
Fix flaky PhysicalFilesWatcher timeout when root is deleted and recre…
Improve CI scanner duplicate KBE detection (#131312)