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Assert failure: CONTRACT VIOLATION in baseservices/callconvs/TestCallingConventions/TestCallingConventions.cmd #133332

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#133426
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Assert failure: CONTRACT VIOLATION in baseservices/callconvs/TestCallingConventions/TestCallingConventions.cmd#133332
#133426
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jkoritzinsky
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JitStressCLR JIT issues involving JIT internal stress modesKnown Build ErrorUse this to report build issues in the .NET Helix tabarea-CodeGen-coreclrCLR JIT compiler in src/coreclr/src/jit and related components such as SuperPMIblocking-clean-ci-optionalBlocking optional rolling runs
Milestone
12.0.0

Description

@VincentBu
VincentBu
opened on Sep 7, 2026

Build Information

Build: https://dev.azure.com/dnceng-public/cbb18261-c48f-4abb-8651-8cdcb5474649/_build/results?buildId=1584755
Build error leg or test failing: baseservices/callconvs/TestCallingConventions/TestCallingConventions.cmd

Error Details

Assert failure(PID 12112 [0x00002f50], Thread: 23452 [0x5b9c]): CONTRACT VIOLATION by Frame::Push at "D:�_work1ssrccoreclr�mrames.cpp":547

MODE_COOPERATIVE encountered while thread is in preemptive state.

                        CONTRACT in Frame::Push at "D:�_work1ssrccoreclr�mrames.cpp":547
                        (null) in (null) at "(null)":0

Missing tracking information. Look for data structures that manipulate contract state (i.e., CrstHolder).


CORECLR! CONTRACT_ASSERT + 0x2EE (0x00007ff9`111a282e)
CORECLR! EEContract::DoChecks + 0x1D9 (0x00007ff9`1175a9d9)
CORECLR! Frame::Push + 0xE7 (0x00007ff9`114fdf97)
CORECLR! HandleManagedFault + 0x56 (0x00007ff9`114dc1e6)
CORECLR! CLRVectoredExceptionHandlerShim + 0x2DB (0x00007ff9`114d064b)
NTDLL! RtlLocateExtendedFeature + 0xF96 (0x00007ff9`80286896)
NTDLL! RtlLocateExtendedFeature + 0x366 (0x00007ff9`80285c66)
NTDLL! KiUserExceptionDispatcher + 0x2E (0x00007ff9`803a43fe)
<no module>! <no symbol> + 0x0 (0x00007ff8`b26f0797)
<no module>! <no symbol> + 0x0 (0x000001df`8b8063d0)
    File: D:�_work1ssrccoreclr�mrames.cpp:547
    Image: C:hwAEA809A4pcorerun.exe

Error Message

Fill the error message using step by step known issues guidance.

{
  "ErrorMessage": "Assert failure(PID 12112 [0x00002f50], Thread: 23452 [0x5b9c]): CONTRACT VIOLATION by Frame::Push at \"D:\u0007_work1ssrccoreclr\u000Bm\frames.cpp\":547",
  "BuildRetry": false,
  "ExcludeConsoleLog": false
}

Known issue validation

Build: 🔎 https://dev.azure.com/dnceng-public/public/_build/results?buildId=1584755
Error message validated: [Assert failure(PID 12112 [0x00002f50], Thread: 23452 [0x5b9c]): CONTRACT VIOLATION by Frame::Push at "D:�_work1ssrccoreclr�m rames.cpp":547]
Result validation: ✅ Known issue matched with the provided build.
Validation performed at: 9/7/2026 2:26:45 AM UTC

Report

Build Repository Test Pull Request
1584755 dotnet/runtime baseservices/callconvs/TestCallingConventions/TestCallingConventions.cmd

Summary

24-Hour Hit Count 7-Day Hit Count 1-Month Count
0 1 1

Activity

  1. VincentBu
    added
    blocking-clean-ci-optionalBlocking optional rolling runs
    Known Build ErrorUse this to report build issues in the .NET Helix tab
    on Sep 7, 2026
  2. dotnet-policy-service
    added
    untriagedNew issue has not been triaged by the area owner
    on Sep 7, 2026
  3. github-actions
    added
    area-VM-coreclr
    on Sep 7, 2026
  4. VincentBu
    added
    JitStressCLR JIT issues involving JIT internal stress modes
    on Sep 7, 2026
  5. github-project-automation
    added this to AppModelon Sep 7, 2026

  6. dotnet-policy-service commented on Sep 7, 2026

    @dotnet-policy-service
    dotnet-policy-servicebot
    on Sep 7, 2026 – with Dotnet Policy Service
    Contributor

    Tagging subscribers to this area: @agocke
    See info in area-owners.md if you want to be subscribed.

  7. jkotas commented on Sep 7, 2026

    @jkotas
    jkotas
    on Sep 7, 2026
    Member

    Managed stack:

    00 00000081`d917e570 00007ff8`b207649b     CallFunctionPointers!ILStubClass.IL_STUB_PInvoke(Char, IntPtr)+0x67
01 00000081`d917e610 00007ff8`b207200b     TestCallingConventions!Program.NonblittableFunctionPointers()+0x28b
02 00000081`d917e6a0 00007ff8`b2071d22     TestCallingConventions!Program.TestEntryPoint()+0x6b
03 00000081`d917e710 00007ff8`f4da1a7b     TestCallingConventions!__GeneratedMainWrapper.Main()+0x42

    Fallout from #131654 . cc @jkoritzinsky @jakobbotsch

  8. jkotas
    added
    area-CodeGen-coreclrCLR JIT compiler in src/coreclr/src/jit and related components such as SuperPMI
    and removed
    area-VM-coreclr
    on Sep 7, 2026

  9. dotnet-policy-service commented on Sep 7, 2026

    @dotnet-policy-service
    dotnet-policy-servicebot
    on Sep 7, 2026 – with Dotnet Policy Service
    Contributor

    Tagging subscribers to this area: @JulieLeeMSFT, @jakobbotsch
    See info in area-owners.md if you want to be subscribed.

  10. jkoritzinsky commented on Sep 8, 2026

    @jkoritzinsky
    jkoritzinsky
    on Sep 8, 2026
    Member

    Underlying failure is likely the same as #132801, we're just hitting a contract violation in the process of handling it (which definitely also needs to be addressed).

  11. JulieLeeMSFT
    added this to the 12.0.0 milestone on Sep 8, 2026
  12. JulieLeeMSFT
    removed
    untriagedNew issue has not been triaged by the area owner
    on Sep 8, 2026
  13. JulieLeeMSFT
    assigned
    jkoritzinsky
    on Sep 8, 2026
  14. jkoritzinsky
    closed this as completedin #133426on Sep 10, 2026
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JitStressCLR JIT issues involving JIT internal stress modesKnown Build ErrorUse this to report build issues in the .NET Helix tabarea-CodeGen-coreclrCLR JIT compiler in src/coreclr/src/jit and related components such as SuperPMIblocking-clean-ci-optionalBlocking optional rolling runs

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