diff --git a/eng/pipelines/templates/stages/vmr-build.yml b/eng/pipelines/templates/stages/vmr-build.yml
index 6ee12e92e..51597c437 100644
--- a/eng/pipelines/templates/stages/vmr-build.yml
+++ b/eng/pipelines/templates/stages/vmr-build.yml
@@ -112,7 +112,7 @@ 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
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)