commit 5e136179d747560aa77405406addc70862113fbb
author Florian Mayer <fmayer@google.com> Fri Mar 07 15:34:05 2025 -0800
committer Florian Mayer <fmayer@google.com> Mon Mar 10 13:02:46 2025 -0700
tree aae0b0b996014ea84c5009ea95a8b0befdda4d54
parent fcdbee322188e616da2c7a3be72eebc6801e12f6

[HWASan] [MTE] disable MTE for HWASan binaries

Bug: 389848256
Test: atest hwasan_test with persist.arm64.memtag.default=sync
Test: atest bionic-unit-tests[-static]
Change-Id: I871932af1ed763e3b7d5f580052a009d5aa02e7d

libc/private/bionic_globals.h

diff --git a/libc/private/bionic_globals.h b/libc/private/bionic_globals.h
index 77ac21f..2346a4d 100644
--- a/libc/private/bionic_globals.h
+++ b/libc/private/bionic_globals.h
@@ -152,6 +152,8 @@
   bool initial_memtag_stack_abi = false;
   int64_t heap_tagging_upgrade_timer_sec = 0;
 
+  bool is_hwasan = false;
+
   void (*memtag_stack_dlopen_callback)() = nullptr;
   pthread_mutex_t crash_detail_page_lock = PTHREAD_MUTEX_INITIALIZER;
   crash_detail_page_t* crash_detail_page = nullptr;