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[Android][arm64] System.Net.NameResolution.PalTests.NameResolutionPalTests.TryGetAddrInfo_ExternalHost fails with HostNotFound #119851
Description
Build Information
Build: https://dev.azure.com/dnceng-public/public/_build/results?buildId=1151627
Build error leg or test failing: System.Net.NameResolution.PalTests.NameResolutionPalTests.TryGetAddrInfo_ExternalHost
Error Message
Fill the error message using step by step known issues guidance.
{
"ErrorMessage": [ "TryGetAddrInfo_ExternalHost", "Actual: HostNotFound" ],
"BuildRetry": false,
"ExcludeConsoleLog": false
}This seems to fail only on Android amr/arm64, the test passes on Android x64 and other platforms.
It failed rarely but recently (since 9/11) it fails every time.
The detailed failure is:
[FAIL] System.Net.NameResolution.PalTests.NameResolutionPalTests.TryGetAddrInfo_ExternalHost(justAddresses: False)
Assert.Equal() Failure: Values differ
Expected: Success
Actual: HostNotFound
at System.Net.NameResolution.PalTests.NameResolutionPalTests.TryGetAddrInfo_ExternalHost(Boolean justAddresses)
at System.Reflection.MethodBaseInvoker.InterpretedInvoke_Method(Object obj, IntPtr* args)
at System.Reflection.MethodBaseInvoker.InvokeDirectByRefWithFewArgs(Object obj, Span`1 copyOfArgs, BindingFlags invokeAttr)
Known issue validation
Build: 🔎 https://dev.azure.com/dnceng-public/public/_build/results?buildId=1151627
Error message validated: [TryGetAddrInfo_ExternalHost Actual: HostNotFound]
Result validation: ✅ Known issue matched with the provided build.
Validation performed at: 9/18/2025 5:12:50 PM UTC
Report
| Build | Definition | Test | Pull Request |
|---|---|---|---|
| 1168232 | dotnet/runtime | System.Net.NameResolution.Pal.Tests.WorkItemExecution | |
| 1167858 | dotnet/runtime | System.Net.NameResolution.Pal.Tests.WorkItemExecution | |
| 1167775 | dotnet/runtime | System.Net.NameResolution.Pal.Tests.WorkItemExecution | |
| 1167590 | dotnet/runtime | System.Net.NameResolution.Pal.Tests.WorkItemExecution | |
| 1167605 | dotnet/runtime | System.Net.NameResolution.Pal.Tests.WorkItemExecution | #120462 |
| 1167270 | dotnet/runtime | System.Net.NameResolution.Pal.Tests.WorkItemExecution | |
| 1167017 | dotnet/runtime | System.Net.NameResolution.Pal.Tests.WorkItemExecution | |
| 1166881 | dotnet/runtime | System.Net.NameResolution.Pal.Tests.WorkItemExecution | |
| 1166867 | dotnet/runtime | System.Net.NameResolution.Pal.Tests.WorkItemExecution | |
| 1166747 | dotnet/runtime | System.Net.NameResolution.Pal.Tests.WorkItemExecution | |
| 1166378 | dotnet/runtime | System.Net.NameResolution.Pal.Tests.WorkItemExecution | |
| 1166120 | dotnet/runtime | System.Net.NameResolution.Pal.Tests.WorkItemExecution |
Summary
| 24-Hour Hit Count | 7-Day Hit Count | 1-Month Count |
|---|---|---|
| 0 | 0 | 12 |
Activity
MihuBot commentedon Sep 18, 2025
I'm a bot. Here are possible related and/or duplicate issues (I may be wrong):
dotnet-policy-service commentedon Sep 19, 2025
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BrzVlad commentedon Nov 4, 2025
closing as it hasn't reproduced in several weeks