diff --git a/cmake/ncnnConfig.cmake.in b/cmake/ncnnConfig.cmake.in
index 9679ccc09fd..528c69da0ad 100644
--- a/cmake/ncnnConfig.cmake.in
+++ b/cmake/ncnnConfig.cmake.in
@@ -20,10 +20,7 @@ if(NCNN_VULKAN)
     if(NOT NCNN_SHARED_LIB)
         if(NCNN_SYSTEM_GLSLANG)
             find_package(glslang QUIET)
-            if(glslang_FOUND)
-                add_library(glslang ALIAS glslang::glslang)
-                add_library(SPIRV ALIAS glslang::SPIRV)
-            else()
+            if(NOT glslang_FOUND)
                 set(GLSLANG_TARGET_DIR "@GLSLANG_TARGET_DIR@")
                 include(${GLSLANG_TARGET_DIR}/OSDependentTargets.cmake)
                 include(${GLSLANG_TARGET_DIR}/OGLCompilerTargets.cmake)
@@ -37,8 +34,6 @@ if(NCNN_VULKAN)
         else()
             set(glslang_DIR "${CMAKE_CURRENT_LIST_DIR}/../../../@CMAKE_INSTALL_LIBDIR@/cmake/glslang")
             find_package(glslang QUIET)
-            add_library(glslang ALIAS glslang::glslang)
-            add_library(SPIRV ALIAS glslang::SPIRV)
         endif()
 
     endif()
diff --git a/src/CMakeLists.txt b/src/CMakeLists.txt
index 13ccd5c68a7..077a7eb524f 100644
--- a/src/CMakeLists.txt
+++ b/src/CMakeLists.txt
@@ -226,6 +226,8 @@ if(NCNN_OPENMP)
         elseif(ANDROID_NDK_MAJOR AND (ANDROID_NDK_MAJOR GREATER 20))
             target_compile_options(ncnn PRIVATE -fopenmp)
             target_link_libraries(ncnn PUBLIC -fopenmp -static-openmp)
+            # see cpu.cpp __wrap___kmp_abort_process comment for the linker magic
+            target_link_libraries(ncnn PUBLIC -Wl,-wrap,__kmp_affinity_determine_capable)
         elseif(OpenMP_CXX_FOUND)
             target_link_libraries(ncnn PUBLIC OpenMP::OpenMP_CXX)
         else()
diff --git a/src/cpu.cpp b/src/cpu.cpp
index 59c9bf4f985..85c65335ccc 100644
--- a/src/cpu.cpp
+++ b/src/cpu.cpp
@@ -1704,7 +1704,7 @@ static int setup_thread_affinity_masks()
     {
         int max_freq_khz = get_max_freq_khz(i);
 
-        //         NCNN_LOGE("%d max freq = %d khz", i, max_freq_khz);
+        // NCNN_LOGE("%d max freq = %d khz", i, max_freq_khz);
 
         cpu_max_freq_khz[i] = max_freq_khz;
 
@@ -2041,3 +2041,21 @@ int set_flush_denormals(int flush_denormals)
 }
 
 } // namespace ncnn
+
+#if defined __ANDROID__ && defined(_OPENMP) && __clang__
+#ifdef __cplusplus
+extern "C" {
+#endif
+void __wrap___kmp_affinity_determine_capable(const char* /*env_var*/)
+{
+    // the internal affinity routines in llvm openmp call abort on __NR_sched_getaffinity / __NR_sched_setaffinity fails
+    // ref KMPNativeAffinity::get_system_affinity/set_system_affinity in openmp/runtime/src/kmp_affinity.h
+    // and cpu core goes offline in powersave mode on android, which triggers abort
+    // ATM there is no known api for controlling the abort behavior
+    // override __kmp_affinity_determine_capable with empty body to disable affinity regardless of KMP_AFFINITY env_var
+    // ugly hack works >.<    --- nihui
+}
+#ifdef __cplusplus
+} // extern "C"
+#endif
+#endif