diff options
| -rw-r--r-- | core/jni/com_android_internal_os_Zygote.cpp | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/core/jni/com_android_internal_os_Zygote.cpp b/core/jni/com_android_internal_os_Zygote.cpp index 3d8cae8e74d0..5c444bda1838 100644 --- a/core/jni/com_android_internal_os_Zygote.cpp +++ b/core/jni/com_android_internal_os_Zygote.cpp @@ -1744,6 +1744,8 @@ static void SpecializeCommon(JNIEnv* env, uid_t uid, gid_t gid, jintArray gids, heap_tagging_level = M_HEAP_TAGGING_LEVEL_NONE; } android_mallopt(M_SET_HEAP_TAGGING_LEVEL, &heap_tagging_level, sizeof(heap_tagging_level)); + // Now that we've used the flag, clear it so that we don't pass unknown flags to the ART runtime. + runtime_flags &= ~RuntimeFlags::MEMORY_TAG_LEVEL_MASK; bool forceEnableGwpAsan = false; switch (runtime_flags & RuntimeFlags::GWP_ASAN_LEVEL_MASK) { @@ -1756,6 +1758,8 @@ static void SpecializeCommon(JNIEnv* env, uid_t uid, gid_t gid, jintArray gids, case RuntimeFlags::GWP_ASAN_LEVEL_LOTTERY: android_mallopt(M_INITIALIZE_GWP_ASAN, &forceEnableGwpAsan, sizeof(forceEnableGwpAsan)); } + // Now that we've used the flag, clear it so that we don't pass unknown flags to the ART runtime. + runtime_flags &= ~RuntimeFlags::GWP_ASAN_LEVEL_MASK; if (NeedsNoRandomizeWorkaround()) { // Work around ARM kernel ASLR lossage (http://b/5817320). |