clean up old registered binfmt handlers before use it

Change-Id: Ic3892e13ab28a1c83e885e0e087ab6675a4a3b71

diff --git a/init_buildsystem b/init_buildsystem
index e72613a..58ec929 100755 (executable)
--- a/init_buildsystem
+++ b/init_buildsystem
@@ -688,6 +688,10 @@ else
     #
     if check_use_emulator; then
            [ -n "$USE_SYSTEM_QEMU" ] && copy_qemu
+
+           echo "clean up registered binfmt handlers"
+            sudo sh -c "echo -1 >/proc/sys/fs/binfmt_misc/status"
+
            echo "registering binfmt handlers for VM"
 
            if [ -x "$BUILD_DIR/initvm.$BUILD_HOST_ARCH" -a -e "$BUILD_DIR/qemu-reg" ]; then