Search results

JIT: Store coalescing removes required zeroing

area-CodeGen-coreclrCLR JIT compiler in src/coreclr/src/jit and related components such as SuperPMICLR JIT compiler in src/coreclr/src/jit and related components such as SuperPMI

Status: Open.

#128566 In dotnet/runtime;

· jakobbotsch opened on May 25, 2026

·  

11.0.0

PTY support

area-System.Console

area-System.Diagnostics.Process

Status: Open.

#128565 In dotnet/runtime;

· adamsitnik opened on May 25, 2026

[API Proposal]: Add SafeFileHandle constructor with isLocked and deleteOnClose

api-suggestionEarly API idea and discussion, it is NOT ready for implementationEarly API idea and discussion, it is NOT ready for implementation

area-System.IO

untriagedNew issue has not been triaged by the area ownerNew issue has not been triaged by the area owner

Status: Open.

#128562 In dotnet/runtime;

· Neme12 opened on May 25, 2026

Questions / issues with Tensor.ResizeTo

area-System.Numerics.Tensors

untriagedNew issue has not been triaged by the area ownerNew issue has not been triaged by the area owner

Status: Open.

#128555 In dotnet/runtime;

· lilinus opened on May 25, 2026

Concurrent read and dispose zlib race condition

area-System.IO.Compression

tenet-reliabilityReliability/stability related issue (stress, load problems, etc.)Reliability/stability related issue (stress, load problems, etc.)

Status: Open.

Bug

#128550 In dotnet/runtime;

· alinpahontu2912 opened on May 25, 2026

·  

11.0.0

[API Proposal]: System.Reflection union types metadata APIs

api-suggestionEarly API idea and discussion, it is NOT ready for implementationEarly API idea and discussion, it is NOT ready for implementation

area-System.Reflection

untriagedNew issue has not been triaged by the area ownerNew issue has not been triaged by the area owner

Status: Open.

#128549 In dotnet/runtime;

· eiriktsarpalis opened on May 25, 2026

GetCommandLineArgsNative fallback used for hosted libraries is not implemented on non-Windows

area-System.Runtime

untriagedNew issue has not been triaged by the area ownerNew issue has not been triaged by the area owner

Status: Open.

#128545 In dotnet/runtime;

· CasualPokePlayer opened on May 25, 2026

[ci-scan] Test failure: Avx512F.FusedMultiplyAddNegated assertion in jitstress2-jitstressregs

agentic-workflows

blocking-clean-ciBlocking PR or rolling runs of 'runtime' or 'runtime-extra-platforms'Blocking PR or rolling runs of 'runtime' or 'runtime-extra-platforms'

Known Build ErrorUse this to report build issues in the .NET Helix tabUse this to report build issues in the .NET Helix tab

untriagedNew issue has not been triaged by the area ownerNew issue has not been triaged by the area owner

Status: Open.

#128544 In dotnet/runtime;

· github-actions opened on May 25, 2026

.NET 10 Win10 startup crash with 0x80131506

area-Host

untriagedNew issue has not been triaged by the area ownerNew issue has not been triaged by the area owner

Status: Open.

#128540 In dotnet/runtime;

· xujiegb opened on May 24, 2026

[ci-scan] Test failure: X509Certificate2CollectionRemoveRangeArray under crossgen2 R2R

agentic-workflows

blocking-clean-ciBlocking PR or rolling runs of 'runtime' or 'runtime-extra-platforms'Blocking PR or rolling runs of 'runtime' or 'runtime-extra-platforms'

Known Build ErrorUse this to report build issues in the .NET Helix tabUse this to report build issues in the .NET Helix tab

untriagedNew issue has not been triaged by the area ownerNew issue has not been triaged by the area owner

Status: Open.

#128538 In dotnet/runtime;

· github-actions opened on May 24, 2026

JIT: Missed flag re-use over fall-through blocks

area-CodeGen-coreclrCLR JIT compiler in src/coreclr/src/jit and related components such as SuperPMICLR JIT compiler in src/coreclr/src/jit and related components such as SuperPMI

untriagedNew issue has not been triaged by the area ownerNew issue has not been triaged by the area owner

Status: Open.

#128535 In dotnet/runtime;

· BoyBaykiller opened on May 24, 2026

[ci-scan] Build break: Crossgen2 OOM compiling HugeArray1.dll on x86 R2R

agentic-workflows

blocking-clean-ciBlocking PR or rolling runs of 'runtime' or 'runtime-extra-platforms'Blocking PR or rolling runs of 'runtime' or 'runtime-extra-platforms'

Known Build ErrorUse this to report build issues in the .NET Helix tabUse this to report build issues in the .NET Helix tab

untriagedNew issue has not been triaged by the area ownerNew issue has not been triaged by the area owner

Status: Open.

#128531 In dotnet/runtime;

· github-actions opened on May 24, 2026