Issues

Issues

• [ci-scan] Test failure: AsyncProfilerTests.RuntimeAsync_NoEventsWhenDisabled observes concurrent runtime-async events

  dotnet/runtime#137417 · opened on Nov 12, 2026
  1

• FileSystemWatcher on Linux (.NET 10): after InternalBufferOverflowException a watcher without IncludeSubdirectories raises no further events

  dotnet/runtime#137415 · opened on Nov 12, 2026
  1

• ZipFile extraction with overwrite gives mode 0600 to the overwritten file on Unix in .NET 11 (regression from .NET 10)

  dotnet/runtime#137413 · opened on Nov 12, 2026
  3

• TarFile.ExtractToDirectoryAsync fails to extract macOS archive created with tar

  dotnet/runtime#137403 · opened on Nov 12, 2026
  1

• [ci-scan] Build break: tvOS NativeAOT apps cannot link Swift XPC compatibility symbol

  dotnet/runtime#137399 · opened on Nov 12, 2026 · 12.0.0
  2

• Kestrel HTTPS throughput on linux-arm64 about 20 % lower with .NET 11.0.0 than with 10.0.15 (daily-build bisect points to #131177)

  dotnet/runtime#137385 · opened on Nov 11, 2026
  4

• JIT: NullReferenceException in iText layout code on .NET 11.0.0 with optimized code; works on .NET 10

  dotnet/runtime#137382 · opened on Nov 11, 2026 · 11.0.0
  4

• [Installer] Windows Desktop Runtime Bundle.wxs omits 1033 LCID folder, breaking -lang 1033 and forcing non-English UI on en-US Windows with a secondary keyboard layout

  dotnet/runtime#137376 · opened on Nov 11, 2026
  1

• [ci-scan] Build break: Component Detection JavaScript SyntaxError on macOS

  dotnet/runtime#137367 · opened on Nov 11, 2026
  1

• [Governance] Team code owners

  dotnet/runtime#137363 · opened on Nov 11, 2026
  1

• Backport linux-bionic CoreCLR fixes to release/11.0

  dotnet/runtime#137361 · opened on Nov 11, 2026
  2

• Mono asserts when processing value classes larger than 64kB

  dotnet/runtime#137359 · opened on Nov 11, 2026
  1

• SocketsHttpHandler_DiagnosticsTest_Http3.SendAsync_DiagnosticListener_ExpectedTagsRecorded: traceparent was not injected (HTTP/3 loopback cross-talk?)

  dotnet/runtime#137357 · opened on Nov 11, 2026
  1

• Runtime-async: Tier0 code omits saving a live local across an await when the method is first compiled after its async caller has already run (returns null after resumption)

  dotnet/runtime#137356 · opened on Nov 11, 2026
  2

• DeflateEncoder.Reset() does not return the encoder to a fresh state: output depends on the previous input

  dotnet/runtime#137354 · opened on Nov 11, 2026
  1

• Runtime async: awaiting a Task returned by a call adds a thread-pool hop before SynchronizationContext.Post (differs from state machines)

  dotnet/runtime#137351 · opened on Nov 11, 2026
  2

• DynamicDependency does not resolve the documentation ID of an explicit implementation of a generic interface member (IL2037)

  dotnet/runtime#137350 · opened on Nov 11, 2026
  4

• .NET 11 on Arm64 without LSE (Raspberry Pi 4): all ReadyToRun code is rejected, ~3× slower startup, and recompiling with --instruction-set:armv8-a doesn't help

  dotnet/runtime#137348 · opened on Nov 11, 2026
  5

• arm64 ReadyToRun/NativeAOT: in a method over 1 MB, loads of the method's own read-only data (IF_LARGELDC / IF_LARGEADR) are emitted without relocations and read the wrong bytes

  dotnet/runtime#137346 · opened on Nov 11, 2026 · 12.0.0
  3

• [RISC-V] Zacas support for Interlocked.CompareExchange

  dotnet/runtime#137345 · opened on Nov 11, 2026
  1

• PersistedAssemblyBuilder writes an enclosing exception clause before the clauses nested in its handler, so the JIT rejects the method (InvalidProgramException)

  dotnet/runtime#137342 · opened on Nov 11, 2026

• Pclmulqdq.V256.CarrylessMultiply returns wrong results under Native AOT with IlcInstructionSet=native

  dotnet/runtime#137341 · opened on Nov 11, 2026
  2

• NET11: ECDsa.Create doesn't throw on linux if parameters are wrong

  dotnet/runtime#137336 · opened on Nov 11, 2026 · 12.0.0
  1

• Some MemoryMarshal methods are source incompatible in .NET11

  dotnet/runtime#137334 · opened on Nov 11, 2026
  4

• JIT: unrolled loop re-dispatches its switch with the index folded to 0 (not backported to .NET 11)

  dotnet/runtime#137330 · opened on Nov 11, 2026 · 11.0.0
  2