diff --git a/tools/compress-driver-artifact.sh b/tools/compress-driver-artifact.sh
index bbf2ee7..7e5c148 100755
--- a/tools/compress-driver-artifact.sh
+++ b/tools/compress-driver-artifact.sh
@@ -67,6 +67,56 @@ case "$goos/$goarch" in
     ;;
 esac
 
+host_platform="$(go env GOOS)/$(go env GOARCH)"
+
+is_driver_agent_binary() {
+  local artifact_name
+  artifact_name="$(basename "$artifact_path")"
+  [[ "$artifact_name" == *"-driver-agent-"* ]]
+}
+
+can_smoke_test_driver_agent() {
+  is_driver_agent_binary && [[ "$host_platform" == "$platform" ]]
+}
+
+smoke_test_driver_agent_metadata() {
+  local stdout_file stderr_file
+  stdout_file="$(mktemp "${TMPDIR:-/tmp}/gonavi-driver-agent-stdout.XXXXXX")"
+  stderr_file="$(mktemp "${TMPDIR:-/tmp}/gonavi-driver-agent-stderr.XXXXXX")"
+
+  if ! printf '%s\n' '{"id":1,"method":"metadata"}' | "$artifact_path" >"$stdout_file" 2>"$stderr_file"; then
+    [[ -s "$stderr_file" ]] && cat "$stderr_file" >&2
+    rm -f "$stdout_file" "$stderr_file"
+    return 1
+  fi
+
+  if ! python3 - "$stdout_file" <<'PY'
+import json
+import sys
+from pathlib import Path
+
+lines = [line.strip() for line in Path(sys.argv[1]).read_text(encoding="utf-8", errors="replace").splitlines() if line.strip()]
+if not lines:
+    raise SystemExit(1)
+
+payload = json.loads(lines[0])
+if not payload.get("success"):
+    raise SystemExit(1)
+
+data = payload.get("data") or {}
+if not str(data.get("agentRevision") or "").strip():
+    raise SystemExit(1)
+PY
+  then
+    [[ -s "$stderr_file" ]] && cat "$stderr_file" >&2
+    rm -f "$stdout_file" "$stderr_file"
+    return 1
+  fi
+
+  rm -f "$stdout_file" "$stderr_file"
+  return 0
+}
+
 if ! command -v upx >/dev/null 2>&1; then
   if [[ "$mode" == "required" ]]; then
     echo "❌ 未找到 upx，无法压缩：$label" >&2
@@ -124,6 +174,18 @@ if ! upx -t "$artifact_path" >/dev/null 2>&1; then
   exit 0
 fi
 
+if can_smoke_test_driver_agent; then
+  if ! smoke_test_driver_agent_metadata; then
+    cp "$backup_path" "$artifact_path"
+    if [[ "$mode" == "required" ]]; then
+      echo "❌ UPX 压缩后 driver-agent metadata 自检失败：$label" >&2
+      exit 1
+    fi
+    echo "⚠️  UPX 压缩后 driver-agent metadata 自检失败，已恢复原文件：$label"
+    exit 0
+  fi
+fi
+
 after_bytes="$(file_size_bytes "$artifact_path")"
 if [[ "$after_bytes" -lt "$before_bytes" ]]; then
   saved_bytes=$((before_bytes - after_bytes))
diff --git a/tools/compress-driver-artifact.test.sh b/tools/compress-driver-artifact.test.sh
new file mode 100755
index 0000000..99f1085
--- /dev/null
+++ b/tools/compress-driver-artifact.test.sh
@@ -0,0 +1,104 @@
+#!/usr/bin/env bash
+
+set -euo pipefail
+
+host_platform="$(go env GOOS)/$(go env GOARCH)"
+case "$host_platform" in
+  linux/amd64|linux/arm64|windows/amd64)
+    ;;
+  *)
+    echo "skip compress-driver-artifact smoke test on unsupported host platform: $host_platform"
+    exit 0
+    ;;
+esac
+
+repo_root="$(cd "$(dirname "${BASH_SOURCE[0]}")/.." && pwd)"
+tmpdir="$(mktemp -d "${TMPDIR:-/tmp}/gonavi-compress-driver-artifact.XXXXXX")"
+cleanup() {
+  rm -rf "$tmpdir"
+}
+trap cleanup EXIT
+
+suffix=""
+if [[ "$host_platform" == windows/* ]]; then
+  suffix=".exe"
+fi
+
+good_src="$tmpdir/good.go"
+bad_src="$tmpdir/bad.go"
+good_bin="$tmpdir/good-driver-agent-${host_platform/\//-}${suffix}"
+bad_bin="$tmpdir/bad-driver-agent-${host_platform/\//-}${suffix}"
+recover_bin="$tmpdir/recover-driver-agent-${host_platform/\//-}${suffix}"
+fakebin="$tmpdir/bin"
+mkdir -p "$fakebin"
+
+cat >"$good_src" <<'GOEOF'
+package main
+
+import (
+  "bufio"
+  "fmt"
+  "os"
+  "strings"
+)
+
+func main() {
+  scanner := bufio.NewScanner(os.Stdin)
+  for scanner.Scan() {
+    if strings.TrimSpace(scanner.Text()) == "" {
+      continue
+    }
+    fmt.Println(`{"id":1,"success":true,"data":{"agentRevision":"src-test"}}`)
+    return
+  }
+}
+GOEOF
+
+cat >"$bad_src" <<'GOEOF'
+package main
+
+func main() {}
+GOEOF
+
+go build -o "$good_bin" "$good_src"
+go build -o "$bad_bin" "$bad_src"
+cp "$good_bin" "$recover_bin"
+
+cat >"$fakebin/upx" <<'SHEOF'
+#!/usr/bin/env bash
+set -euo pipefail
+
+if [[ "${1:-}" == "-t" ]]; then
+  exit 0
+fi
+
+target="${*: -1}"
+if [[ -n "${FAKE_UPX_REPLACE:-}" && "$target" == *"recover-driver-agent-"* ]]; then
+  cp "$FAKE_UPX_REPLACE" "$target"
+fi
+SHEOF
+chmod +x "$fakebin/upx"
+
+PATH="$fakebin:$PATH" bash "$repo_root/tools/compress-driver-artifact.sh" "$good_bin" "$host_platform" "good"
+metadata_output="$(printf '%s\n' '{"id":1,"method":"metadata"}' | "$good_bin")"
+if [[ "$metadata_output" != *'"agentRevision":"src-test"'* ]]; then
+  echo "expected metadata smoke test to keep good driver-agent executable" >&2
+  exit 1
+fi
+
+warning_output="$(
+  FAKE_UPX_REPLACE="$bad_bin" PATH="$fakebin:$PATH" bash "$repo_root/tools/compress-driver-artifact.sh" "$recover_bin" "$host_platform" "recover" 2>&1
+)"
+if [[ "$warning_output" != *"metadata 自检失败"* ]]; then
+  echo "expected metadata smoke-test warning when fake UPX replacement breaks the executable" >&2
+  echo "$warning_output" >&2
+  exit 1
+fi
+
+recovered_output="$(printf '%s\n' '{"id":1,"method":"metadata"}' | "$recover_bin")"
+if [[ "$recovered_output" != *'"agentRevision":"src-test"'* ]]; then
+  echo "expected metadata smoke-test failure to restore original driver-agent binary" >&2
+  exit 1
+fi
+
+echo "compress-driver-artifact smoke test passed"