diff --git a/libc/private/bionic_globals.h b/libc/private/bionic_globals.h
index 08a61f0..6f1e389 100644
--- a/libc/private/bionic_globals.h
+++ b/libc/private/bionic_globals.h
@@ -84,6 +84,7 @@
 __LIBC_HIDDEN__ extern WriteProtected<libc_globals> __libc_globals;
 
 struct abort_msg_t;
+struct crash_detail_page_t;
 namespace gwp_asan {
 struct AllocatorState;
 struct AllocationMetadata;
@@ -138,6 +139,8 @@
   int64_t heap_tagging_upgrade_timer_sec = 0;
 
   void (*memtag_stack_dlopen_callback)() = nullptr;
+  pthread_mutex_t crash_detail_page_lock = PTHREAD_MUTEX_INITIALIZER;
+  crash_detail_page_t* crash_detail_page = nullptr;
 };
 
 __LIBC_HIDDEN__ libc_shared_globals* __libc_shared_globals();