diff --git a/interfaces/innerkits/sigdump_handler/dfx_sigdump_handler.cpp b/interfaces/innerkits/sigdump_handler/dfx_sigdump_handler.cpp
index 00573c24788421dbde5beb7a4bc12ef40f2c11f7..dc1ccf043bfb30f8bab510696809182131c91aca 100644
--- a/interfaces/innerkits/sigdump_handler/dfx_sigdump_handler.cpp
+++ b/interfaces/innerkits/sigdump_handler/dfx_sigdump_handler.cpp
@@ -159,6 +159,9 @@ bool DfxSigDumpHandler::Init()
     sigaction(SIGDUMP, &action, nullptr);
     isThreadRunning_ = true;
     std::thread catchThread = std::thread(&DfxSigDumpHandler::RunThread);
+    if (catchThread.joinable() == false) {
+        return false;
+    }
     catchThread.detach();
     return true;
 }