[Bug sanitizer/102144] hwsan has a hardcoded pagesize requirement for aarch64

[pinskia at gcc dot gnu.org via Gcc-bugs]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=102144

--- Comment #1 from Andrew Pinski <pinskia at gcc dot gnu.org> ---
This fixes the problem for me:
diff --git a/libsanitizer/hwasan/hwasan_thread_list.h
b/libsanitizer/hwasan/hwasan_thread_list.h
index 15916a802d6..c13c5910b95 100644
--- a/libsanitizer/hwasan/hwasan_thread_list.h
+++ b/libsanitizer/hwasan/hwasan_thread_list.h
@@ -57,7 +57,7 @@ static uptr RingBufferSize() {
   // FIXME: increase the limit to 8 once this bug is fixed:
   // https://bugs.llvm.org/show_bug.cgi?id=39030
   for (int shift = 1; shift < 7; ++shift) {
-    uptr size = 4096 * (1ULL << shift);
+    uptr size = (64*4096) * (1ULL << shift);
     if (size >= desired_bytes)
       return size;
   }


Let me submit a bug upstream.