[fbgemm_gpu] Remove errant RPATHs from binaries

.github/scripts/fbgemm_gpu_build.bash

@@ -416,6 +416,9 @@ __print_library_infos () {
 
     echo "[CHECK] Listing out external shared libraries linked:"
     print_exec ldd "${library}"
+
+    echo "[CHECK] Displaying ELF information:"
+    print_exec readelf -d "${library}"
     echo "################################################################################"
     echo ""
     echo ""

.github/scripts/fbgemm_gpu_postbuild.bash

@@ -0,0 +1,23 @@
+#!/bin/bash
+# Copyright (c) Meta Platforms, Inc. and affiliates.
+# All rights reserved.
+#
+# This source code is licensed under the BSD-style license found in the
+# LICENSE file in the root directory of this source tree.
+
+echo "################################################################################"
+echo "[CMAKE] Running post-build script ..."
+
+# Print directory
+pwd
+
+# List all generated .SO files
+find . -name '*.so'
+
+# Remove errant RPATHs from the .SO
+# https://github.com/pytorch/FBGEMM/issues/3098
+# https://github.com/NixOS/patchelf/issues/453
+find . -name '*.so' -print0 | xargs -0 patchelf --remove-rpath
+
+echo "[CMAKE] Removed errant RPATHs"
+echo "################################################################################"

.github/scripts/utils_build.bash

@@ -297,6 +297,7 @@ install_build_tools () {
     ncurses \
     ninja \
     openblas \
+    patchelf \
     scikit-build \
     wheel) || return 1
 

fbgemm_gpu/FbgemmGpu.cmake

@@ -725,3 +725,9 @@ install(FILES ${gen_python_source_files}
 
 install(FILES ${gen_defused_optim_py_files}
         DESTINATION fbgemm_gpu/split_embedding_optimizer_codegen)
+
+add_custom_target(fbgemm_gpu_py_clean_rpath ALL
+  WORKING_DIRECTORY ${OUTPUT_DIR}
+  COMMAND bash ${FBGEMM}/.github/scripts/fbgemm_gpu_postbuild.bash)
+
+add_dependencies(fbgemm_gpu_py_clean_rpath fbgemm_gpu_py)

fbgemm_gpu/experimental/example/CMakeLists.txt

@@ -70,3 +70,10 @@ install(TARGETS fbgemm_gpu_experimental_example_py
 
 install(FILES ${experimental_example_python_source_files}
         DESTINATION fbgemm_gpu/experimental/example)
+
+add_custom_target(fbgemm_gpu_experimental_example_py_clean_rpath ALL
+    WORKING_DIRECTORY ${OUTPUT_DIR}
+    COMMAND bash ${FBGEMM}/.github/scripts/fbgemm_gpu_postbuild.bash)
+
+add_dependencies(fbgemm_gpu_experimental_example_py_clean_rpath
+    fbgemm_gpu_experimental_example_py)

fbgemm_gpu/experimental/gen_ai/CMakeLists.txt

@@ -154,3 +154,10 @@ install(TARGETS fbgemm_gpu_experimental_gen_ai_py
 
 install(FILES ${experimental_gen_ai_python_source_files}
         DESTINATION fbgemm_gpu/experimental/gen_ai)
+
+add_custom_target(fbgemm_gpu_experimental_gen_ai_py_clean_rpath ALL
+  WORKING_DIRECTORY ${OUTPUT_DIR}
+  COMMAND bash ${FBGEMM}/.github/scripts/fbgemm_gpu_postbuild.bash)
+
+add_dependencies(fbgemm_gpu_experimental_gen_ai_py_clean_rpath
+  fbgemm_gpu_experimental_gen_ai_py)

fbgemm_gpu/fbgemm_gpu/permute_pooled_embedding_modules.py

@@ -11,6 +11,7 @@
 from typing import List, Optional
 
 import torch
+
 from fbgemm_gpu.utils.loader import load_torch_module
 
 try: