diff --git a/eng/pipelines/runtime-diagnostics.yml b/eng/pipelines/runtime-diagnostics.yml
index 7adc3792d1375f..def35687c58b63 100644
--- a/eng/pipelines/runtime-diagnostics.yml
+++ b/eng/pipelines/runtime-diagnostics.yml
@@ -143,7 +143,7 @@ extends:
                 artifactName: 'TestResults_cDAC_$(osGroup)$(osSubgroup)_$(archType)_$(_BuildConfig)_Attempt$(System.JobAttempt)'
               displayName: 'Publish Test Results and SOS Logs'
               continueOnError: true
-              condition: failed()
+              condition: always()
       - template: /eng/pipelines/common/platform-matrix.yml
         parameters:
           jobTemplate: /eng/pipelines/diagnostics/runtime-diag-job.yml
@@ -197,7 +197,7 @@ extends:
                 artifactName: 'TestResults_cDAC_no_fallback_$(osGroup)$(osSubgroup)_$(archType)_$(_BuildConfig)_Attempt$(System.JobAttempt)'
               displayName: 'Publish Test Results and SOS Logs'
               continueOnError: true
-              condition: failed()
+              condition: always()
       - template: /eng/pipelines/common/platform-matrix.yml
         parameters:
           jobTemplate: /eng/pipelines/diagnostics/runtime-diag-job.yml
@@ -250,7 +250,7 @@ extends:
                 artifactName: 'TestResults_DAC_$(osGroup)$(osSubgroup)_$(archType)_$(_BuildConfig)_Attempt$(System.JobAttempt)'
               displayName: 'Publish Test Results and SOS Logs'
               continueOnError: true
-              condition: failed()
+              condition: always()
 
     #
     # cDAC Dump Tests — Build, generate dumps, and run tests on Helix (single-leg mode)
diff --git a/src/coreclr/debug/daccess/request.cpp b/src/coreclr/debug/daccess/request.cpp
index 60043181c1de6a..a04f36e4c101b5 100644
--- a/src/coreclr/debug/daccess/request.cpp
+++ b/src/coreclr/debug/daccess/request.cpp
@@ -1939,7 +1939,11 @@ ClrDataAccess::GetMethodTableName(CLRDATA_ADDRESS mt, unsigned int count, _Inout
 
             if (s.IsEmpty())
             {
-                hr = E_OUTOFMEMORY;
+                if (pNeeded)
+                    *pNeeded = 1;
+
+                if (mtName && count)
+                    mtName[0] = 0;
             }
             else
             {
diff --git a/src/native/managed/cdac/Microsoft.Diagnostics.DataContractReader.Legacy/DebugExtensions.cs b/src/native/managed/cdac/Microsoft.Diagnostics.DataContractReader.Legacy/DebugExtensions.cs
index b5e348bdbf3d53..50ac0cf9803808 100644
--- a/src/native/managed/cdac/Microsoft.Diagnostics.DataContractReader.Legacy/DebugExtensions.cs
+++ b/src/native/managed/cdac/Microsoft.Diagnostics.DataContractReader.Legacy/DebugExtensions.cs
@@ -1,6 +1,7 @@
 // Licensed to the .NET Foundation under one or more agreements.
 // The .NET Foundation licenses this file to you under the MIT license.
 
+using System;
 using System.Diagnostics;
 using System.IO;
 using System.Runtime.CompilerServices;
@@ -52,5 +53,35 @@ internal static void ValidateHResult(
             };
             Debug.Assert(match, $"HResult mismatch - cDAC: 0x{unchecked((uint)cdacHr):X8}, DAC: 0x{unchecked((uint)dacHr):X8} ({Path.GetFileName(filePath)}:{lineNumber})");
         }
+
+        [Conditional("DEBUG")]
+        internal static unsafe void ValidateOutputStringBuffer(
+            char* cdacBuffer,
+            uint* cdacNeeded,
+            char[] dacBuffer,
+            uint dacNeeded,
+            uint count,
+            [CallerFilePath] string? filePath = null,
+            [CallerLineNumber] int lineNumber = 0)
+        {
+            string location = $"{Path.GetFileName(filePath)}:{lineNumber}";
+
+            if (cdacNeeded is not null && *cdacNeeded != dacNeeded)
+            {
+                int cdacLen = (int)Math.Min(*cdacNeeded, count);
+                string cdacStr = cdacBuffer is not null && cdacLen > 0 ? new string(cdacBuffer, 0, cdacLen - 1) : "<null>";
+                string dacStr = dacNeeded > 0 ? new string(dacBuffer, 0, (int)dacNeeded - 1) : "<empty>";
+                Trace.TraceWarning($"Output buffer pNeeded mismatch ({location}) - cDAC: {*cdacNeeded} (\"{cdacStr}\"), DAC: {dacNeeded} (\"{dacStr}\")");
+            }
+            else if (cdacBuffer is not null && dacNeeded > 0 && count >= dacNeeded)
+            {
+                var cdacSpan = new ReadOnlySpan<char>(cdacBuffer, (int)dacNeeded - 1);
+                var dacSpan = new ReadOnlySpan<char>(dacBuffer, 0, (int)dacNeeded - 1);
+                if (!cdacSpan.SequenceEqual(dacSpan))
+                {
+                    Trace.TraceWarning($"Output buffer content mismatch ({location}) - cDAC: \"{new string(cdacBuffer, 0, (int)dacNeeded - 1)}\", DAC: \"{new string(dacBuffer, 0, (int)dacNeeded - 1)}\"");
+                }
+            }
+        }
     }
 }