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Test failure: System.Diagnostics.Tests.ProcessTests.ProcessStart_OnLinux_UsesSpecifiedProgramUsingArgumentList #109630

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v-wenyuxu opened this issue Nov 8, 2024 · 6 comments
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arch-x64 area-System.Diagnostics.Process blocking-clean-ci-optional Blocking optional rolling runs JitStress CLR JIT issues involving JIT internal stress modes os-linux Linux OS (any supported distro)
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@v-wenyuxu
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Failed in: runtime-coreclr libraries-jitstress 20241106.1

Failed tests:

net10.0-linux-Release-x64-jitstress2_tiered-Ubuntu.2204.Amd64.Open
    - System.Diagnostics.Tests.ProcessTests.ProcessStart_OnLinux_UsesSpecifiedProgramUsingArgumentList

Error message:

 Assert.Equal() Failure: Strings differ
           ↓ (pos 0)
Expected: "sleep"
Actual:   ".NET Long Runni"
           ↑ (pos 0)

Stack trace:

   at System.Diagnostics.Tests.ProcessTests.ProcessStart_OnLinux_UsesSpecifiedProgramUsingArgumentList() in /_/src/libraries/System.Diagnostics.Process/tests/ProcessTests.Unix.cs:line 377
   at System.RuntimeMethodHandle.InvokeMethod(Object target, Void** arguments, Signature sig, Boolean isConstructor)
   at System.Reflection.MethodBaseInvoker.InvokeWithNoArgs(Object obj, BindingFlags invokeAttr) in /_/src/libraries/System.Private.CoreLib/src/System/Reflection/MethodBaseInvoker.cs:line 48
@v-wenyuxu v-wenyuxu added arch-x64 blocking-clean-ci-optional Blocking optional rolling runs JitStress CLR JIT issues involving JIT internal stress modes os-linux Linux OS (any supported distro) labels Nov 8, 2024
@dotnet-policy-service dotnet-policy-service bot added the untriaged New issue has not been triaged by the area owner label Nov 8, 2024
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Tagging subscribers to this area: @dotnet/area-system-diagnostics-process
See info in area-owners.md if you want to be subscribed.

@v-wenyuxu
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Failed in: runtime-coreclr libraries-jitstress 20241122.2

Failed tests:

net10.0-linux-Release-x64-jitstress2_tiered-Ubuntu.2204.Amd64.Open
    - System.Diagnostics.Tests.ProcessTests.ProcessStart_OnLinux_UsesSpecifiedProgramUsingArgumentList

Error message:

Assert.Equal() Failure: Strings differ
↓ (pos 0)
Expected: "sleep"
Actual:   ".NET Long Runni"
↑ (pos 0)

Stack trace:

   at System.Diagnostics.Tests.ProcessTests.ProcessStart_OnLinux_UsesSpecifiedProgramUsingArgumentList() in /_/src/libraries/System.Diagnostics.Process/tests/ProcessTests.Unix.cs:line 377
   at System.RuntimeMethodHandle.InvokeMethod(Object target, Void** arguments, Signature sig, Boolean isConstructor)
   at System.Reflection.MethodBaseInvoker.InvokeWithNoArgs(Object obj, BindingFlags invokeAttr) in /_/src/libraries/System.Private.CoreLib/src/System/Reflection/MethodBaseInvoker.cs:line 48

@v-wenyuxu
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Failed in: runtime-coreclr libraries-jitstress 20241125.1

Failed tests:

net10.0-linux-Release-x64-tailcallstress-Ubuntu.2204.Amd64.Open
    - System.Diagnostics.Tests.ProcessTests.ProcessStart_OnLinux_UsesSpecifiedProgramUsingArgumentList

Error message:

 Assert.Equal() Failure: Strings differ
           ↓ (pos 0)
Expected: "sleep"
Actual:   ".NET Long Runni"
           ↑ (pos 0)

Stack trace:

   at System.Diagnostics.Tests.ProcessTests.ProcessStart_OnLinux_UsesSpecifiedProgramUsingArgumentList() in /_/src/libraries/System.Diagnostics.Process/tests/ProcessTests.Unix.cs:line 377
   at System.RuntimeMethodHandle.InvokeMethod(Object target, Void** arguments, Signature sig, Boolean isConstructor)
   at System.Reflection.MethodBaseInvoker.InvokeWithNoArgs(Object obj, BindingFlags invokeAttr) in /_/src/libraries/System.Private.CoreLib/src/System/Reflection/MethodBaseInvoker.cs:line 57

@v-wenyuxu
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Failed in: runtime-coreclr libraries-jitstress-random 20241228.1

Failed tests:

net10.0-linux-Release-x64-jitstress_random_1-Ubuntu.2204.Amd64.Open
    - System.Diagnostics.Tests.ProcessTests.ProcessStart_OnLinux_UsesSpecifiedProgramUsingArgumentList

Error message:

 Assert.Equal() Failure: Strings differ
           ↓ (pos 0)
Expected: "sleep"
Actual:   ".NET Long Runni"
           ↑ (pos 0)

Stack trace:

   at System.Diagnostics.Tests.ProcessTests.ProcessStart_OnLinux_UsesSpecifiedProgramUsingArgumentList() in /_/src/libraries/System.Diagnostics.Process/tests/ProcessTests.Unix.cs:line 377
   at System.Reflection.MethodBaseInvoker.InterpretedInvoke_Method(Object obj, IntPtr* args) in /_/src/coreclr/System.Private.CoreLib/src/System/Reflection/MethodBaseInvoker.CoreCLR.cs:line 36
   at System.Reflection.MethodBaseInvoker.InvokeWithNoArgs(Object obj, BindingFlags invokeAttr) in /_/src/libraries/System.Private.CoreLib/src/System/Reflection/MethodBaseInvoker.cs:line 57

@jeffhandley
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Assigned to @adamsitnik for triage

@adamsitnik
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Triage: it seems that reading a process name on Linux makes some of our tests flaky (#109630, #110643, #111460).

@jkotas has suggested in #111460 (comment) that we maybe reading it too soon. I am going to try to add a simple retry mechanism to see if it helps.

@adamsitnik adamsitnik added this to the 10.0.0 milestone Jan 23, 2025
@adamsitnik adamsitnik removed the untriaged New issue has not been triaged by the area owner label Jan 23, 2025
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