diff --git a/.vsts-ci.yml b/.vsts-ci.yml
index 8e4f528e5..3fd03fcc1 100644
--- a/.vsts-ci.yml
+++ b/.vsts-ci.yml
@@ -64,8 +64,8 @@ extends:
         image: mcr.microsoft.com/dotnet-buildtools/prereqs:fedora-39
       ubuntu2204:
         image: mcr.microsoft.com/dotnet-buildtools/prereqs:ubuntu-22.04
-      ubuntu2204CrossArmAlpine:
-        image: mcr.microsoft.com/dotnet-buildtools/prereqs:ubuntu-22.04-cross-arm-alpine
+      mariner20CrossArm:
+        image: mcr.microsoft.com/dotnet-buildtools/prereqs:mariner-2.0-cross-arm
       ubuntu2204DebPkg:
         image: mcr.microsoft.com/dotnet-buildtools/prereqs:ubuntu-22.04-debpkg
     sdl:
@@ -233,7 +233,7 @@ extends:
           parameters:
             agentOs: Linux
             jobName: Build_Linux_musl_Release_arm
-            container: ubuntu2204CrossArmAlpine
+            container: mariner20CrossArm
             buildConfiguration: Release
             buildArchitecture: arm
             runtimeIdentifier: 'linux-musl-arm'
diff --git a/.vsts-pr.yml b/.vsts-pr.yml
index 2a762dd9a..012166861 100644
--- a/.vsts-pr.yml
+++ b/.vsts-pr.yml
@@ -203,7 +203,7 @@ stages:
       parameters:
         agentOs: Linux
         jobName: Build_Linux_musl_Release_arm
-        container: 'mcr.microsoft.com/dotnet-buildtools/prereqs:ubuntu-22.04-cross-arm-alpine'
+        container: 'mcr.microsoft.com/dotnet-buildtools/prereqs:mariner-2.0-cross-arm'
         buildConfiguration: Release
         buildArchitecture: arm
         runtimeIdentifier: 'linux-musl-arm'
diff --git a/eng/Versions.props b/eng/Versions.props
index 3a08c7b87..9d15a1202 100644
--- a/eng/Versions.props
+++ b/eng/Versions.props
@@ -19,8 +19,7 @@
     <PreReleaseVersionLabel Condition="'$(StabilizePackageVersion)' != 'true'">preview</PreReleaseVersionLabel>
     <PreReleaseVersionLabel Condition="'$(StabilizePackageVersion)' == 'true' and '$(VersionFeature)' == '00'">rtm</PreReleaseVersionLabel>
     <PreReleaseVersionLabel Condition="'$(StabilizePackageVersion)' == 'true' and '$(VersionFeature)' != '00'">servicing</PreReleaseVersionLabel>
-    <PreReleaseVersionIteration Condition="'$(StabilizePackageVersion)' != 'true'">
-    </PreReleaseVersionIteration>
+    <PreReleaseVersionIteration Condition="'$(StabilizePackageVersion)' != 'true'">0</PreReleaseVersionIteration>
   </PropertyGroup>
   <PropertyGroup>
     <VersionFeature21>30</VersionFeature21>
@@ -30,7 +29,7 @@
     <VersionFeature70>18</VersionFeature70>
     <!-- Should be kept in sync with VersionFeature70. It should match the version of Microsoft.NET.ILLink.Tasks
          referenced by the same 7.0 SDK that references the 7.0.VersionFeature70 runtime pack. -->
-    <_NET70ILLinkPackVersion>7.0.100-1.23211.1</_NET70ILLinkPackVersion>
+    <_NET70ILLinkPackVersion>7.0.100-1.23401.1</_NET70ILLinkPackVersion>
   </PropertyGroup>
   <!-- Restore feeds -->
   <PropertyGroup Label="Restore feeds">
@@ -170,7 +169,7 @@
   </PropertyGroup>
   <PropertyGroup>
     <!-- This is the version of the zip archive for the WiX toolset and is different from the NuGet package version format. -->
-    <WixVersion>3.14.0.8606</WixVersion>
+    <WixVersion>3.14.1.8722</WixVersion>
   </PropertyGroup>
   <PropertyGroup>
     <!-- 8.0 Template versions -->
diff --git a/eng/pipelines/templates/stages/vmr-build.yml b/eng/pipelines/templates/stages/vmr-build.yml
index 43f0c8633..51597c437 100644
--- a/eng/pipelines/templates/stages/vmr-build.yml
+++ b/eng/pipelines/templates/stages/vmr-build.yml
@@ -13,7 +13,7 @@ parameters:
 
   # The following parameters aren't expected to be passed in rather they are used for encapsulation
   # -----------------------------------------------------------------------------------------------
-  alpine317Container: mcr.microsoft.com/dotnet-buildtools/prereqs:alpine-3.17
+  alpine319Container: mcr.microsoft.com/dotnet-buildtools/prereqs:alpine-3.19
   centOSStream8Container: mcr.microsoft.com/dotnet-buildtools/prereqs:centos-stream8
   centOSStream9Container: mcr.microsoft.com/dotnet-buildtools/prereqs:centos-stream9
   fedora38Container: mcr.microsoft.com/dotnet-buildtools/prereqs:fedora-38
@@ -112,14 +112,14 @@ stages:
     - template: ../jobs/vmr-build.yml
       parameters:
         # Changing the build name requires updating the referenced name in the source-build-sdk-diff-tests.yml pipeline
-        buildName: Alpine317_Offline_MsftSdk
+        buildName: Alpine319_Offline_MsftSdk
         isBuiltFromVmr: ${{ parameters.isBuiltFromVmr }}
         vmrBranch: ${{ variables.VmrBranch }}
         architecture: x64
         pool:
           name: ${{ variables.defaultPoolName }}
           demands: ${{ variables.defaultPoolDemands }}
-        container: ${{ parameters.alpine317Container }}
+        container: ${{ parameters.alpine319Container }}
         buildFromArchive: false            # ✅
         enablePoison: false                # 🚫
         excludeOmniSharpTests: true        # ✅
diff --git a/src/SourceBuild/content/eng/Versions.props b/src/SourceBuild/content/eng/Versions.props
index dbd256551..384c27bc6 100644
--- a/src/SourceBuild/content/eng/Versions.props
+++ b/src/SourceBuild/content/eng/Versions.props
@@ -30,7 +30,7 @@
       These URLs can't be composed from their base URL and version as we read them from the
       prep.sh and pipeline scripts, outside of MSBuild.
     -->
-    <PrivateSourceBuiltArtifactsUrl>https://dotnetcli.azureedge.net/source-built-artifacts/assets/Private.SourceBuilt.Artifacts.8.0.103-servicing.24117.1.centos.8-x64.tar.gz</PrivateSourceBuiltArtifactsUrl>
-    <PrivateSourceBuiltSdkUrl_CentOS8Stream>https://dotnetcli.azureedge.net/source-built-artifacts/sdks/dotnet-sdk-8.0.103-centos.8-x64.tar.gz</PrivateSourceBuiltSdkUrl_CentOS8Stream>
+    <PrivateSourceBuiltArtifactsUrl>https://dotnetcli.azureedge.net/source-built-artifacts/assets/Private.SourceBuilt.Artifacts.8.0.104-servicing.24171.1.centos.8-x64.tar.gz</PrivateSourceBuiltArtifactsUrl>
+    <PrivateSourceBuiltSdkUrl_CentOS8Stream>https://dotnetcli.azureedge.net/source-built-artifacts/sdks/dotnet-sdk-8.0.104-centos.8-x64.tar.gz</PrivateSourceBuiltSdkUrl_CentOS8Stream>
   </PropertyGroup>
 </Project>
diff --git a/src/SourceBuild/content/eng/pipelines/source-build-sdk-diff-tests.yml b/src/SourceBuild/content/eng/pipelines/source-build-sdk-diff-tests.yml
index 36eed8cbd..4e49c7fa8 100644
--- a/src/SourceBuild/content/eng/pipelines/source-build-sdk-diff-tests.yml
+++ b/src/SourceBuild/content/eng/pipelines/source-build-sdk-diff-tests.yml
@@ -1,6 +1,6 @@
 schedules:
-- cron: "0 11 * * 1-5"
-  displayName: Run on weekdays at 11am UTC
+- cron: "0 11 * * 1-5"
+  displayName: Run on weekdays at 11am UTC
   branches:
     include:
     - main
@@ -47,8 +47,8 @@ jobs:
 
 - template: templates/jobs/sdk-diff-tests.yml
   parameters:
-    buildName: Alpine317_Offline_MsftSdk
-    targetRid: alpine.3.17-x64
+    buildName: Alpine319_Offline_MsftSdk
+    targetRid: alpine.3.19-x64
     architecture: x64
     dotnetDotnetRunId: ${{ parameters.dotnetDotnetRunId }}
 
diff --git a/src/SourceBuild/content/global.json b/src/SourceBuild/content/global.json
index 54e2f96b7..99d15d703 100644
--- a/src/SourceBuild/content/global.json
+++ b/src/SourceBuild/content/global.json
@@ -1,6 +1,6 @@
 {
   "tools": {
-    "dotnet": "8.0.103"
+    "dotnet": "8.0.104"
   },
   "msbuild-sdks": {
     "Microsoft.Build.CentralPackageVersions": "2.0.1",
diff --git a/src/SourceBuild/patches/runtime/0001-crashinfo-use-off_t-instead-of-off64_t.patch b/src/SourceBuild/patches/runtime/0001-crashinfo-use-off_t-instead-of-off64_t.patch
new file mode 100644
index 000000000..6569164b8
--- /dev/null
+++ b/src/SourceBuild/patches/runtime/0001-crashinfo-use-off_t-instead-of-off64_t.patch
@@ -0,0 +1,38 @@
+From 05ad51a9be428012328a1ee199a4edaff20b5efe Mon Sep 17 00:00:00 2001
+From: Antoine Martin <dev@ayakael.net>
+Date: Tue, 12 Sep 2023 18:55:46 -0400
+Subject: [PATCH] crashinfo.cpp/crasinfounix.cpp: use off_t instead of off64_t
+
+Backport: https://github.com/dotnet/runtime/pull/101272
+
+---
+ src/coreclr/debug/createdump/crashinfo.cpp     | 2 +-
+ src/coreclr/debug/createdump/crashinfounix.cpp | 2 +-
+ 2 files changed, 2 insertions(+), 2 deletions(-)
+
+diff --git a/src/coreclr/debug/createdump/crashinfo.cpp b/src/coreclr/debug/createdump/crashinfo.cpp
+index 996f3a81935d..d1d1b0ea0218 100644
+--- a/src/coreclr/debug/createdump/crashinfo.cpp
++++ b/src/coreclr/debug/createdump/crashinfo.cpp
+@@ -803,7 +803,7 @@ CrashInfo::PageMappedToPhysicalMemory(uint64_t start)
+         }
+ 
+         uint64_t pagemapOffset = (start / PAGE_SIZE) * sizeof(uint64_t);
+-        uint64_t seekResult = lseek64(m_fdPagemap, (off64_t) pagemapOffset, SEEK_SET);
++        uint64_t seekResult = lseek(m_fdPagemap, (off_t) pagemapOffset, SEEK_SET);
+         if (seekResult != pagemapOffset)
+         {
+             int seekErrno = errno;
+diff --git a/src/coreclr/debug/createdump/crashinfounix.cpp b/src/coreclr/debug/createdump/crashinfounix.cpp
+index 24b975e3d655..2f4ea079de3b 100644
+--- a/src/coreclr/debug/createdump/crashinfounix.cpp
++++ b/src/coreclr/debug/createdump/crashinfounix.cpp
+@@ -516,7 +516,7 @@ CrashInfo::ReadProcessMemory(void* address, void* buffer, size_t size, size_t* r
+         // performance optimization.
+         m_canUseProcVmReadSyscall = false;
+         assert(m_fdMem != -1);
+-        *read = pread64(m_fdMem, buffer, size, (off64_t)address);
++        *read = pread(m_fdMem, buffer, size, (off_t)address);
+     }
+ 
+     if (*read == (size_t)-1)
diff --git a/src/core-sdk-tasks/GenerateMSBuildExtensionsSWR.cs b/src/core-sdk-tasks/GenerateMSBuildExtensionsSWR.cs
index eab79f2b7..bac9ad0d8 100644
--- a/src/core-sdk-tasks/GenerateMSBuildExtensionsSWR.cs
+++ b/src/core-sdk-tasks/GenerateMSBuildExtensionsSWR.cs
@@ -24,7 +24,8 @@ namespace Microsoft.DotNet.Cli.Build
 
             AddFolder(sb,
                       @"MSBuildSdkResolver",
-                      @"MSBuild\Current\Bin\SdkResolvers\Microsoft.DotNet.MSBuildSdkResolver");
+                      @"MSBuild\Current\Bin\SdkResolvers\Microsoft.DotNet.MSBuildSdkResolver",
+                      ngenAssemblies: true);
 
             AddFolder(sb,
                       @"msbuildExtensions",
@@ -39,7 +40,7 @@ namespace Microsoft.DotNet.Cli.Build
             return true;
         }
 
-        private void AddFolder(StringBuilder sb, string relativeSourcePath, string swrInstallDir)
+        private void AddFolder(StringBuilder sb, string relativeSourcePath, string swrInstallDir, bool ngenAssemblies = false)
         {
             string sourceFolder = Path.Combine(MSBuildExtensionsLayoutDirectory, relativeSourcePath);
             var files = Directory.GetFiles(sourceFolder)
@@ -55,7 +56,14 @@ namespace Microsoft.DotNet.Cli.Build
                 {
                     sb.Append(@"  file source=""$(PkgVS_Redist_Common_Net_Core_SDK_MSBuildExtensions)\");
                     sb.Append(Path.Combine(relativeSourcePath, Path.GetFileName(file)));
-                    sb.AppendLine("\"");
+                    sb.Append('"');
+
+                    if (ngenAssemblies && file.EndsWith(".dll", StringComparison.OrdinalIgnoreCase))
+                    {
+                        sb.Append(@" vs.file.ngenApplications=""[installDir]\Common7\IDE\vsn.exe""");
+                    }
+
+                    sb.AppendLine();
                 }
 
                 sb.AppendLine();
@@ -67,6 +75,7 @@ namespace Microsoft.DotNet.Cli.Build
                 string newRelativeSourcePath = Path.Combine(relativeSourcePath, subfolderName);
                 string newSwrInstallDir = Path.Combine(swrInstallDir, subfolderName);
 
+                // Don't propagate ngenAssemblies to subdirectories.
                 AddFolder(sb, newRelativeSourcePath, newSwrInstallDir);
             }
         }
diff --git a/test/SdkTests/TestsToSkipStableSDK.xml b/test/SdkTests/TestsToSkipStableSDK.xml
index 550025aa6..e0f5b37b7 100644
--- a/test/SdkTests/TestsToSkipStableSDK.xml
+++ b/test/SdkTests/TestsToSkipStableSDK.xml
@@ -187,10 +187,26 @@
      <Method Name="Microsoft.NET.Publish.Tests.GivenThatWeWantToPublishAFrameworkDependentApp.It_publishes_with_or_without_apphost"
             Skip="true"
             Issue=""
-            Reason="Cannot run with non-existent LastRuntimeFrameworkVersion"/>  
+            Reason="Cannot run with non-existent LastRuntimeFrameworkVersion"/>
      <Method Name="Microsoft.NET.Publish.Tests.GivenThatWeWantToRunILLink.ILLink_links_simple_app_without_analysis_warnings_and_it_runs"
             Skip="true"
             Issue=""
-            Reason="Cannot run with non-existent LastRuntimeFrameworkVersion"/>   
+            Reason="Cannot run with non-existent LastRuntimeFrameworkVersion"/>
+     <Method Name="Microsoft.NET.Build.Tests.GivenThatWeWantToBuildANetCoreApp.It_runs_the_app_from_the_output_folder"
+            Skip="true"
+            Issue=""
+            Reason="Cannot run with non-existent LastRuntimeFrameworkVersion"/>
+     <Method Name="Microsoft.NET.Build.Tests.GivenThatWeWantToBuildANetCoreApp.It_runs_a_rid_specific_app_with_conflicts_from_the_output_folder"
+            Skip="true"
+            Issue=""
+            Reason="Cannot run with non-existent LastRuntimeFrameworkVersion"/>
+     <Method Name="Microsoft.NET.Build.Tests.GivenThatWeWantToBuildANetCoreApp.It_runs_the_app_with_conflicts_from_the_output_folder"
+            Skip="true"
+            Issue=""
+            Reason="Cannot run with non-existent LastRuntimeFrameworkVersion"/>
+     <Method Name="Microsoft.NET.Build.Tests.GivenThatWeWantToBuildANetCoreApp.It_runs_a_rid_specific_app_from_the_output_folder"
+            Skip="true"
+            Issue=""
+            Reason="Cannot run with non-existent LastRuntimeFrameworkVersion"/>
   </SkippedTests>
 </Tests>