[release/11.0-preview2] Source code updates from dotnet/dotnet

[dotnet-maestro]

Note

This is a codeflow update. It may contain both source code changes from
the VMR
as well as dependency updates. Learn more here.

This pull request brings the following source code changes

From https://github.com/dotnet/dotnet

• Subscription: 7615adb6-9053-44f8-a62a-b57c3d386385
• Build: 20260222.7 (302908)
• Date Produced: February 23, 2026 9:30:17 AM UTC
• Commit: e1a0fb23745648b7c69c990564b6db2d28abd473
• Commit Diff: 72217c0...e1a0fb2
• Branch: release/11.0.1xx-preview2

Updated Dependencies

• From 5.5.0-2.26110.116 to 5.5.0-2.26122.107
  • Microsoft.CodeAnalysis
  • Microsoft.CodeAnalysis.Analyzers
  • Microsoft.CodeAnalysis.CSharp
  • Microsoft.Net.Compilers.Toolset
• From 11.0.100-preview.2.26110.116 to 11.0.100-preview.2.26122.107
  • Microsoft.CodeAnalysis.NetAnalyzers
  • Microsoft.DotNet.ApiCompat.Task
  • Microsoft.NET.Workload.Emscripten.Current.Manifest-11.0.100.Transport
• From 11.0.0-beta.26110.116 to 11.0.0-beta.26122.107
  • Microsoft.DotNet.Arcade.Sdk
  • Microsoft.DotNet.Build.Tasks.Archives
  • Microsoft.DotNet.Build.Tasks.Feed
  • Microsoft.DotNet.Build.Tasks.Installers
  • Microsoft.DotNet.Build.Tasks.Packaging
  • Microsoft.DotNet.Build.Tasks.TargetFramework
  • Microsoft.DotNet.Build.Tasks.Templating
  • Microsoft.DotNet.Build.Tasks.Workloads
  • Microsoft.DotNet.CodeAnalysis
  • Microsoft.DotNet.GenAPI
  • Microsoft.DotNet.GenFacades
  • Microsoft.DotNet.Helix.Sdk
  • Microsoft.DotNet.PackageTesting
  • Microsoft.DotNet.RemoteExecutor
  • Microsoft.DotNet.SharedFramework.Sdk
  • Microsoft.DotNet.XliffTasks
  • Microsoft.DotNet.XUnitExtensions
• From 0.11.5-preview.26110.116 to 0.11.5-preview.26122.107
  • Microsoft.DotNet.Cecil
• From 2.9.3-beta.26110.116 to 2.9.3-beta.26122.107
  • Microsoft.DotNet.XUnitAssert
  • Microsoft.DotNet.XUnitConsoleRunner
• From 11.0.0-preview.2.26110.116 to 11.0.0-preview.2.26122.107
  • Microsoft.NET.Sdk.IL
  • Microsoft.NETCore.App.Ref
  • Microsoft.NETCore.ILAsm
  • runtime.native.System.IO.Ports
  • System.Reflection.Metadata
  • System.Reflection.MetadataLoadContext
  • System.Text.Json
• From 7.5.0-rc.11116 to 7.5.0-rc.12307
  • NuGet.Frameworks
  • NuGet.Packaging
  • NuGet.ProjectModel
  • NuGet.Versioning
• From 3.0.0-preview.2.26110.116 to 3.0.0-preview.2.26122.107
  • System.CommandLine
• From 19.1.0-alpha.1.26104.1 to 19.1.0-alpha.1.26109.1
  • runtime.linux-arm64.Microsoft.NETCore.Runtime.JIT.Tools
  • runtime.linux-arm64.Microsoft.NETCore.Runtime.Mono.LLVM.Libclang
  • runtime.linux-arm64.Microsoft.NETCore.Runtime.Mono.LLVM.Sdk
  • runtime.linux-arm64.Microsoft.NETCore.Runtime.Mono.LLVM.Tools
  • runtime.linux-musl-arm64.Microsoft.NETCore.Runtime.JIT.Tools
  • runtime.linux-musl-arm64.Microsoft.NETCore.Runtime.Mono.LLVM.Libclang
  • runtime.linux-musl-arm64.Microsoft.NETCore.Runtime.Mono.LLVM.Sdk
  • runtime.linux-musl-arm64.Microsoft.NETCore.Runtime.Mono.LLVM.Tools
  • runtime.linux-musl-x64.Microsoft.NETCore.Runtime.JIT.Tools
  • runtime.linux-musl-x64.Microsoft.NETCore.Runtime.Mono.LLVM.Libclang
  • runtime.linux-musl-x64.Microsoft.NETCore.Runtime.Mono.LLVM.Sdk
  • runtime.linux-musl-x64.Microsoft.NETCore.Runtime.Mono.LLVM.Tools
  • runtime.linux-x64.Microsoft.NETCore.Runtime.JIT.Tools
  • runtime.linux-x64.Microsoft.NETCore.Runtime.Mono.LLVM.Libclang
  • runtime.linux-x64.Microsoft.NETCore.Runtime.Mono.LLVM.Sdk
  • runtime.linux-x64.Microsoft.NETCore.Runtime.Mono.LLVM.Tools
  • runtime.osx-arm64.Microsoft.NETCore.Runtime.JIT.Tools
  • runtime.osx-arm64.Microsoft.NETCore.Runtime.Mono.LLVM.Libclang
  • runtime.osx-arm64.Microsoft.NETCore.Runtime.Mono.LLVM.Sdk
  • runtime.osx-arm64.Microsoft.NETCore.Runtime.Mono.LLVM.Tools
  • runtime.osx-x64.Microsoft.NETCore.Runtime.JIT.Tools
  • runtime.osx-x64.Microsoft.NETCore.Runtime.Mono.LLVM.Libclang
  • runtime.osx-x64.Microsoft.NETCore.Runtime.Mono.LLVM.Sdk
  • runtime.osx-x64.Microsoft.NETCore.Runtime.Mono.LLVM.Tools
  • runtime.win-arm64.Microsoft.NETCore.Runtime.JIT.Tools
  • runtime.win-x64.Microsoft.NETCore.Runtime.JIT.Tools
  • runtime.win-x64.Microsoft.NETCore.Runtime.Mono.LLVM.Libclang
  • runtime.win-x64.Microsoft.NETCore.Runtime.Mono.LLVM.Sdk
  • runtime.win-x64.Microsoft.NETCore.Runtime.Mono.LLVM.Tools
• From 11.0.0-alpha.1.26104.1 to 11.0.0-alpha.1.26109.1
  • runtime.linux-arm64.Microsoft.NETCore.Runtime.Wasm.Node.Transport
  • runtime.linux-musl-arm64.Microsoft.NETCore.Runtime.Wasm.Node.Transport
  • runtime.linux-musl-x64.Microsoft.NETCore.Runtime.Wasm.Node.Transport
  • runtime.linux-x64.Microsoft.NETCore.Runtime.Wasm.Node.Transport
  • runtime.osx-arm64.Microsoft.NETCore.Runtime.Wasm.Node.Transport
  • runtime.osx-x64.Microsoft.NETCore.Runtime.Wasm.Node.Transport
  • runtime.win-arm64.Microsoft.NETCore.Runtime.Wasm.Node.Transport
  • runtime.win-x64.Microsoft.NETCore.Runtime.Wasm.Node.Transport

Associated changes in source repos

• dotnet/arcade@d14cf39...0d4dddc
• dotnet/aspnetcore@a218afe...23e6a3a
• dotnet/efcore@5183271...a471ebf
• dotnet/fsharp@63f3734...7d0437e
• dotnet/msbuild@ee7b4d3...b3eba18
• NuGet/NuGet.Client@03b0504...6e8e121
• dotnet/razor@e50ff65...c640a1c
• 18a3069...a92d749
• dotnet/sdk@94db14b...e9d68d8
• dotnet/source-build-reference-packages@061555a...cc90bb4
• dotnet/symreader@2255aa6...df88239
• microsoft/vstest@0864b1a...561da93
• dotnet/winforms@534aee5...6668f68

Diff the source with this PR branch

darc vmr diff --name-only https://github.com/dotnet/dotnet:e1a0fb23745648b7c69c990564b6db2d28abd473..https://github.com/dotnet/runtime:darc-release/11.0-preview2-c5c9bbf6-0997-4bd5-b4f5-f1f50a659b24

[agocke]

@EgorBo There's a sigsegv in the intrinsics tests here. Can you take a look?

[EgorBo]

@EgorBo There's a sigsegv in the intrinsics tests here. Can you take a look?

@agocke do you mean Mono-Interpteter one?

[agocke]

Whoops completely missed mono. Who can take a look at that?

[EgorBo]

Perhaps @BrzVlad could?

log:

  Discovering: IntrinsicsInSystemPrivateCoreLib.Tests (method display = ClassAndMethod, method display options = None)
  Discovered:  IntrinsicsInSystemPrivateCoreLib.Tests (found 21 test cases)
  Starting:    IntrinsicsInSystemPrivateCoreLib.Tests (parallel test collections = on [2 threads], stop on fail = off)
./RunTests.sh: line 173:  5535 Segmentation fault      (core dumped) "$RUNTIME_PATH/dotnet" exec --runtimeconfig IntrinsicsInSystemPrivateCoreLib.Tests.runtimeconfig.json --depsfile IntrinsicsInSystemPrivateCoreLib.Tests.deps.json xunit.console.dll IntrinsicsInSystemPrivateCoreLib.Tests.dll -xml testResults.xml -nologo -nocolor -notrait category=IgnoreForCI -notrait category=OuterLoop -notrait category=failing $RSP_FILE
/datadisks/disk1/work/A5FF0921/w/B27B092D/e
----- end Mon Feb 23 11:06:21 AM UTC 2026 ----- exit code 139 ----------------------------------------------------------
exit code 139 means SIGSEGV Illegal memory access. Deref invalid pointer, overrunning buffer, stack overflow etc. Core dumped.
ulimit -c value: unlimited
cat /proc/sys/kernel/core_pattern: /datadisks/disk1/dumps/core.%u.%p
cat /proc/sys/kernel/core_uses_pid: 1
cat: /proc/sys/kernel/coredump_filter: No such file or directory
cat /proc/sys/kernel/coredump_filter:
Looking around for any Linux dumps...
Looking for files matching core.* ...
dmesg: read kernel buffer failed: Operation not permitted
The '__IsXUnitLogCheckerSupported' env var is not set.

in mono-interp, the tests haven't changed for quite a whiel.

[BrzVlad]

This was recently fixed on main with d29eec6. It started happening on main with apparently no reason whatsoever. I didn't look deeper into it but I'm guessing some update in testing infrastructure code might have recently started using these barriers.

[dotnet-maestro]

Important

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