diff --git a/interfaces/common/dfx_dump_res.h b/interfaces/common/dfx_dump_res.h
index 6d63f9959317f911b6e326a87aca7af43589973c..c42b3cef63c3131ac544020e02db02b1c37c4a53 100644
--- a/interfaces/common/dfx_dump_res.h
+++ b/interfaces/common/dfx_dump_res.h
@@ -74,6 +74,8 @@ enum DumpErrorCode : int32_t {
     DUMP_ESYMBOL_NO_PARSE,
     /** parse symbol timeout */
     DUMP_ESYMBOL_PARSE_TIMEOUT,
+    /** coredump flow just exit*/
+    DUMP_COREDUMP,
 };
 
 class DfxDumpRes {
diff --git a/services/coredump/coredump_manager_service.cpp b/services/coredump/coredump_manager_service.cpp
index c61155a380a1091b9a3abc344e184db15399ae4f..22134c1159994d19463b02c3dd700fe5d3beca8a 100644
--- a/services/coredump/coredump_manager_service.cpp
+++ b/services/coredump/coredump_manager_service.cpp
@@ -178,6 +178,7 @@ bool FaultCoredumpConfig::Parse(const std::string& jsonText)
         cJSON_Delete(root);
         return false;
     }
+    uids.clear();
 
     cJSON* uid = nullptr;
     cJSON_ArrayForEach(uid, whitelistArray) {
diff --git a/test/unittest/coredump/dfx_coredump_writer_test.cpp b/test/unittest/coredump/dfx_coredump_writer_test.cpp
index 1570727287bfc6b0792dddb5838a42ab8b7f4e51..fa56e33556013e56b4db3fc75c773af421ba3c3c 100644
--- a/test/unittest/coredump/dfx_coredump_writer_test.cpp
+++ b/test/unittest/coredump/dfx_coredump_writer_test.cpp
@@ -228,22 +228,44 @@ HWTEST_F(DfxCoreDumpWriterTest, ThreadNoteWriter001, TestSize.Level2)
     ret = writer.ArmPacMaskWrite(getpid());
     EXPECT_FALSE(ret);
 
+    bw.capacity_ = 1;
+    bw.Reset();
+    ret = writer.PrstatusWrite(getpid());
+    EXPECT_FALSE(ret);
+
     bw.capacity_ = sizeof(prstatus_t) + 1;
     bw.Reset();
     ret = writer.PrstatusWrite(getpid());
     EXPECT_FALSE(ret);
 
+    bw.capacity_ =  1;
+    bw.Reset();
+    ret = writer.FpregsetWrite(getpid());
+    EXPECT_FALSE(ret);
+
     bw.capacity_ = sizeof(user_fpsimd_struct) + 1;
     bw.Reset();
     ret = writer.FpregsetWrite(getpid());
     EXPECT_FALSE(ret);
 
+    bw.capacity_ =  1;
+    bw.Reset();
+    writer.SiginfoWrite(getpid());
+    EXPECT_FALSE(ret);
+
     bw.capacity_ = sizeof(siginfo_t) + 1;
     bw.Reset();
     writer.SiginfoWrite(getpid());
     EXPECT_FALSE(ret);
 
+    bw.capacity_ =  1;
+    bw.Reset();
+    writer.ArmTaggedAddrCtrlWrite();
+
+    bw.capacity_ = sizeof(NT_ARM_TAGGED_ADDR_CTRL) + 1;
+    bw.Reset();
     writer.ArmTaggedAddrCtrlWrite();
+
     GTEST_LOG_(INFO) << "ThreadNoteWriter001: end.";
 }
 
diff --git a/tools/process_dump/coredump/coredump_dump_generator.cpp b/tools/process_dump/coredump/coredump_dump_generator.cpp
index 3f23997289aedbb16fd2d8efb8032f682551f8a6..47f0a53d6cf62e9115cc85927d8647aa81bc49e0 100644
--- a/tools/process_dump/coredump/coredump_dump_generator.cpp
+++ b/tools/process_dump/coredump/coredump_dump_generator.cpp
@@ -62,7 +62,6 @@ void CoredumpGenerator::FinishCoredump(bool ret)
     if (CoredumpController::IsHwasanCoredumpEnabled()) {
         DumpUtils::InfoCrashUnwindResult(request_, true);
     }
-    exit(0);
 }
 
 bool CoredumpGenerator::MmapCoredumpFile()
diff --git a/tools/process_dump/coredump/coredump_note_segment_writer.cpp b/tools/process_dump/coredump/coredump_note_segment_writer.cpp
index 847d0e17704d4cf2a2f3224e88c31615b4ea313a..53a60dc5c0de03bf47bf2e3bb3f0c5c59e4a1766 100644
--- a/tools/process_dump/coredump/coredump_note_segment_writer.cpp
+++ b/tools/process_dump/coredump/coredump_note_segment_writer.cpp
@@ -209,7 +209,6 @@ bool ThreadNoteWriter::GetPrStatus(prstatus_t &ntPrstatus, pid_t tid)
     return true;
 }
 
-
 bool ThreadNoteWriter::GetRusage(prstatus_t &ntPrstatus)
 {
     struct rusage selfUsage;
diff --git a/tools/process_dump/coredump/coredump_note_segment_writer.h b/tools/process_dump/coredump/coredump_note_segment_writer.h
index d43b734a759234db074fd6319d7bce7bca519b8b..761ecff552d533b6790b51377b30eb4e3067af5a 100644
--- a/tools/process_dump/coredump/coredump_note_segment_writer.h
+++ b/tools/process_dump/coredump/coredump_note_segment_writer.h
@@ -161,9 +161,9 @@ private:
  * ---------------
  * |   PT_NOTE   |
  * ---------------
- * | NT_PRSTATUS |  // process status (registers, etc.)
+ * | NT_PRPSINFO |  // process info (pid, ppid, name, etc.)
  * ---------------
- * | ........... |  // thread register ..
+ * | ........... |  // dump each thread core info , detail see ThreadNoteWriter
  * ---------------
  * | NT_AUXV     |  // Auxiliary vector
  * --------------
diff --git a/tools/process_dump/process_dumper.cpp b/tools/process_dump/process_dumper.cpp
index a8a5fcb69b0b0de848a3ada50c2eb245e2d7e1c5..3f67482803564f89dc3d94b5ab1a6ce9a808a688 100644
--- a/tools/process_dump/process_dumper.cpp
+++ b/tools/process_dump/process_dumper.cpp
@@ -194,6 +194,9 @@ void ProcessDumper::Dump()
 {
     startTime_ = GetTimeMillisec();
     int resDump = DumpProcess();
+    if (resDump == DumpErrorCode::DUMP_COREDUMP) {
+        return;
+    }
     FormatJsonInfoIfNeed();
     WriteDumpResIfNeed(resDump);
     finishTime_ = GetTimeMillisec();
@@ -499,6 +502,8 @@ bool ProcessDumper::InitUnwinder(int &dumpRes)
 #if defined(__aarch64__) && !defined(is_ohos_lite)
     if (coredumpManager_) {
         coredumpManager_->DumpMemoryForPid(vmPid);
+        dumpRes = DumpErrorCode::DUMP_COREDUMP;
+        return false; // coredump flow end
     }
 #endif
     process_->SetVmPid(vmPid);