1 files changed, 4 insertions, 0 deletions
diff --git a/gwp_asan/platform_specific/guarded_pool_allocator_posix.cpp b/gwp_asan/platform_specific/guarded_pool_allocator_posix.cpp
index adb7330..c036ebe 100644
--- a/gwp_asan/platform_specific/guarded_pool_allocator_posix.cpp
+++ b/gwp_asan/platform_specific/guarded_pool_allocator_posix.cpp
@@ -98,6 +98,10 @@ size_t GuardedPoolAllocator::getPlatformPageSize() {
 }
 
 void GuardedPoolAllocator::installAtFork() {
+  static bool AtForkInstalled = false;
+  if (AtForkInstalled)
+    return;
+  AtForkInstalled = true;
   auto Disable = []() {
     if (auto *S = getSingleton())
       S->disable();