Issues

Profiling API: no notification that a thread is running a debugger func-eval

dotnet/runtime#136419 · opened

on Oct 24, 2026

1

System.Net.Http: observable http.client.active_requests / open_connections leak two instruments per handler (regression from #131275)

dotnet/runtime#136418 · opened

on Oct 24, 2026

1

JIT: Dead code not removed after inlining - manual inline needed

dotnet/runtime#136417 · opened

on Oct 24, 2026

1

ILLink removes Monitor.Exit from async finally after empty filtered catch (.NET 10)

dotnet/runtime#136414 · opened

on Oct 24, 2026

2

[arm64] GC hole: JIT must kill the destination register right after adrp

dotnet/runtime#136411 · opened

on Oct 24, 2026

1

[API Proposal]: Extend configuration binding for delimited values

dotnet/runtime#136409 · opened

on Oct 24, 2026

1

[ci-scan] Test failure: System.Net.Http.WinHttpHandlerUnitTests.WinHttpHandlerTest.SendAsync_UseNoProxy_ExpectedWinHttpProxySettings

dotnet/runtime#136386 · opened

on Oct 23, 2026

1

Backport "Handle ILLink origins before first sequence point" (#129869) to release/10.0

dotnet/runtime#136383 · opened

on Oct 23, 2026

1

Reduce ReadyToRun size by sharing equivalent import cells and fixup signatures

dotnet/runtime#136378 · opened

on Oct 23, 2026

3

JIT: explicit tail call to `Invoke` on a stack-allocated delegate passes the delegate's `_target` to the tailcall helpers (access violation, .NET 10)

dotnet/runtime#136373 · opened

on Oct 23, 2026

· 12.0.0

1

[System.Formats.Tar] Consider adding fuzzing for TarReader

dotnet/runtime#136371 · opened

on Oct 23, 2026

[System.Net] Consider expanding fuzzing coverage for managed network parsers

dotnet/runtime#136369 · opened

on Oct 23, 2026

1

[ci-scan] Test failure: System.Numerics.Tensors.Tests.TensorTests.TensorValueReductionsPreserveScalarOrder

dotnet/runtime#136367 · opened

on Oct 23, 2026

2

JIT: (bug) [ARM64] .NET 11 regression: clamp of `x - int.MinValue` drops the upper bound (wrong result)

dotnet/runtime#136366 · opened

on Oct 23, 2026

2

[aw] Detection Runs

dotnet/runtime#136363 · opened

on Oct 23, 2026

2

[Android, 10.0.13] Mono aborts with "memory-manager.c:85 chunk->pos + size <= chunk->size", please backport #129843 to release/10.0

dotnet/runtime#136356 · opened

on Oct 23, 2026

Add a deterministic regression test for the Android/OpenHarmony ethtool speed truncation

dotnet/runtime#136353 · opened

on Oct 23, 2026

1

[wasm][AOT] mono-aot-cross asserts at sgen-alloc.c:409 on a P/Invoke with [UnmanagedCallConv(CallConvs = ...)]

dotnet/runtime#136351 · opened

on Oct 23, 2026

· 11.0.0

1

Assert failure: !CREATE_CHECK_STRING(pMT && pMT->Validate()) in Regressions/coreclr/GitHub_119403/test119403/test119403.dll

dotnet/runtime#136346 · opened

on Oct 23, 2026

1

NativeAOT Follow up issue for the covariant returns scenarios in task-returning methods

dotnet/runtime#136339 · opened

on Oct 22, 2026

1

NativeAOT arm64: (int, int) value-tuple parameter used as a 64-bit array index without zero-extension, so the first store writes out of bounds

dotnet/runtime#136335 · opened

on Oct 22, 2026

· 12.0.0

2

Windows x86: legacy DAC ICorDebug stack walk truncates in Mini dumps (aligned 8-byte debug-info read runs past the enumerated range)

dotnet/runtime#136331 · opened

on Oct 22, 2026

1

[release/11.0] Backport needed to fix Unix mutex CI failures

dotnet/runtime#136325 · opened

on Oct 22, 2026

1

[release/11.0] Backport needed to fix the ProcessHandles test on musl arm32

dotnet/runtime#136327 · opened

on Oct 22, 2026

1

[release/11.0][wasm] Build tests cannot restore stable .NET 11 packages after RTM dependency flow

dotnet/runtime#136326 · opened

on Oct 22, 2026

1

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Issues

Profiling API: no notification that a thread is running a debugger func-eval

System.Net.Http: observable http.client.active_requests / open_connections leak two instruments per handler (regression from #131275)

JIT: Dead code not removed after inlining - manual inline needed

ILLink removes Monitor.Exit from async finally after empty filtered catch (.NET 10)

[arm64] GC hole: JIT must kill the destination register right after adrp

[API Proposal]: Extend configuration binding for delimited values

[ci-scan] Test failure: System.Net.Http.WinHttpHandlerUnitTests.WinHttpHandlerTest.SendAsync_UseNoProxy_ExpectedWinHttpProxySettings

Backport "Handle ILLink origins before first sequence point" (#129869) to release/10.0

Reduce ReadyToRun size by sharing equivalent import cells and fixup signatures

JIT: explicit tail call to `Invoke` on a stack-allocated delegate passes the delegate's `_target` to the tailcall helpers (access violation, .NET 10)

[System.Formats.Tar] Consider adding fuzzing for TarReader

[System.Net] Consider expanding fuzzing coverage for managed network parsers

[ci-scan] Test failure: System.Numerics.Tensors.Tests.TensorTests.TensorValueReductionsPreserveScalarOrder

JIT: (bug) [ARM64] .NET 11 regression: clamp of `x - int.MinValue` drops the upper bound (wrong result)

[aw] Detection Runs

[Android, 10.0.13] Mono aborts with "memory-manager.c:85 chunk->pos + size <= chunk->size", please backport #129843 to release/10.0

Add a deterministic regression test for the Android/OpenHarmony ethtool speed truncation

[wasm][AOT] mono-aot-cross asserts at sgen-alloc.c:409 on a P/Invoke with [UnmanagedCallConv(CallConvs = ...)]

Assert failure: !CREATE_CHECK_STRING(pMT && pMT->Validate()) in Regressions/coreclr/GitHub_119403/test119403/test119403.dll

NativeAOT Follow up issue for the covariant returns scenarios in task-returning methods

NativeAOT arm64: (int, int) value-tuple parameter used as a 64-bit array index without zero-extension, so the first store writes out of bounds

Windows x86: legacy DAC ICorDebug stack walk truncates in Mini dumps (aligned 8-byte debug-info read runs past the enumerated range)

[release/11.0] Backport needed to fix Unix mutex CI failures

[release/11.0] Backport needed to fix the ProcessHandles test on musl arm32

[release/11.0][wasm] Build tests cannot restore stable .NET 11 packages after RTM dependency flow