diff --git a/frameworks/localhandler/dfx_signal_local_handler.cpp b/frameworks/localhandler/dfx_signal_local_handler.cpp
index 36c3f4bdc5b79726deeec0540f813a3587bf59d0..cff33f0893c928b495dbc192ed6651df4b0672e1 100644
--- a/frameworks/localhandler/dfx_signal_local_handler.cpp
+++ b/frameworks/localhandler/dfx_signal_local_handler.cpp
@@ -55,7 +55,7 @@ static struct ProcessDumpRequest g_request;
 static pthread_mutex_t g_signalHandlerMutex = PTHREAD_MUTEX_INITIALIZER;
 
 static constexpr int CATCHER_STACK_SIGNALS[] = {
-    SIGABRT, SIGBUS, SIGILL, SIGSEGV, SIGALRM,
+    SIGABRT, SIGBUS, SIGILL, SIGSEGV,
 };
 
 #if !defined(__aarch64__) && !defined(__loongarch_lp64)
diff --git a/interfaces/innerkits/dump_catcher/dfx_dump_catcher.cpp b/interfaces/innerkits/dump_catcher/dfx_dump_catcher.cpp
index ceaa3e70e55aeaee9d5e7c961380c90b44a6e10a..c3ccb077a3028ef7014af6be0acd76df3c308786 100644
--- a/interfaces/innerkits/dump_catcher/dfx_dump_catcher.cpp
+++ b/interfaces/innerkits/dump_catcher/dfx_dump_catcher.cpp
@@ -662,6 +662,10 @@ int32_t DfxDumpCatcher::Impl::DoDumpCatchRemote(int pid, int tid, std::string& m
         return DUMPCATCH_EPARAM;
     }
 
+    if (IsFrozen(pid, ret) && ret == DUMPCATCH_TIMEOUT_KERNEL_FROZEN) {
+        stack_ = stackKit_.GetProcessStackWithTimeout(pid, WAIT_GET_KERNEL_STACK_TIMEOUT);
+        return ret;
+    }
     if (DfxDumpCatcherSlowPolicy::GetInstance().IsDumpCatcherInSlowPeriod(pid)) {
         DFXLOGW("dumpcatch in slow period, return pid (%{public}d) kernel stack directly!", pid);
         msg.append("Result: pid(" + std::to_string(pid) + ") last dump slow, return kernel stack directly.\n");