diff --git a/.github/workflows/build.yml b/.github/workflows/build.yml
index 364576a..8d0e297 100644
--- a/.github/workflows/build.yml
+++ b/.github/workflows/build.yml
@@ -175,17 +175,30 @@ jobs:
           cd $BUILD_ROOT
           MAKE_JOBS=$(($(nproc)+1))
           echo "$MAKE_JOBS thread compile"
+          # init build config
           ./xmake.sh -I -t $TARGET
+          G_DEVICE_NAME=$( grep -so '^CONFIG_TARGET.*DEVICE.*=y' .config | sed -r 's/.*DEVICE_(.*)=y/\1/' )
+          [ -z "$G_DEVICE_NAME" ] && exit 31
+          G_BOARD_NAME=$( grep -so '^CONFIG_TARGET_BOARD=.*' .config | cut -d'"' -f2 )
+          [ -z "$G_BOARD_NAME" ] && exit 32
+          G_SUBTARGET_NAME=$( grep -so '^CONFIG_TARGET_SUBTARGET=.*' .config | cut -d'"' -f2 )
+          [ -z "$G_SUBTARGET_NAME" ] && exit 33
+          VERMAGIC_LIST="vermagic-$G_BOARD_NAME-$G_SUBTARGET_NAME-*.list"
+          if [ $(find . -maxdepth 1 -name "$VERMAGIC_LIST" | wc -l) = "0" ]; then
+              ./vermagic_update.sh $G_BOARD_NAME $G_SUBTARGET_NAME
+          fi
+          if [ $(find . -maxdepth 1 -name "$VERMAGIC_LIST" | wc -l) = "0" ]; then
+              exit 41
+          fi
+          # run build
           [ "$FAKE_BUILD" != "true" ] && make -j $MAKE_JOBS download world
+          # process results
           FILE_DATE=$(date --utc +'%y%m%d')
-          DEVICE_NAME=$( grep -so '^CONFIG_TARGET.*DEVICE.*=y' .config | sed -r 's/.*DEVICE_(.*)=y/\1/' )
-          BOARD_NAME=$( grep -so '^CONFIG_TARGET_BOARD=.*' .config | cut -d'"' -f2 )
-          SUBTARGET_NAME=$( grep -so '^CONFIG_TARGET_SUBTARGET=.*' .config | cut -d'"' -f2 )          
-          OUT_DIR=$BUILD_ROOT/bin/targets/$BOARD_NAME/$SUBTARGET_NAME          
+          OUT_DIR=$BUILD_ROOT/bin/targets/$G_BOARD_NAME/$G_SUBTARGET_NAME
           if [ "$FAKE_BUILD" = "true" ]; then
               mkdir -p logs
               mkdir -p $OUT_DIR
-              echo "$BOARD_NAME $SUBTARGET_NAME $DEVICE_NAME" > "$OUT_DIR/$DEVICE_NAME.txt"
+              echo "$G_BOARD_NAME $G_SUBTARGET_NAME $G_DEVICE_NAME" > "$OUT_DIR/$G_DEVICE_NAME.txt"
               touch "$OUT_DIR/kernel-debug.tar.zst"
               ls -la
               BLD_VER=$FW_VER
@@ -198,9 +211,9 @@ jobs:
               exit 100
           fi
           echo "status=success" >> $GITHUB_OUTPUT
-          echo "DEVICE_NAME=$DEVICE_NAME" >> $GITHUB_ENV
-          echo "BOARD_NAME=$BOARD_NAME" >> $GITHUB_ENV
-          echo "SUBTARGET_NAME=$SUBTARGET_NAME" >> $GITHUB_ENV
+          echo "DEVICE_NAME=$G_DEVICE_NAME" >> $GITHUB_ENV
+          echo "BOARD_NAME=$G_BOARD_NAME" >> $GITHUB_ENV
+          echo "SUBTARGET_NAME=$G_SUBTARGET_NAME" >> $GITHUB_ENV
           echo "BLD_VER=$BLD_VER" >> $GITHUB_ENV
           echo "OUT_DIR=$OUT_DIR" >> $GITHUB_ENV
           echo "FILE_DATE=$FILE_DATE" >> $GITHUB_ENV