diff --git a/doc/gdb_coredump_guide.md b/doc/gdb_coredump_guide.md
index 34d8341..b7de2ad 100644
--- a/doc/gdb_coredump_guide.md
+++ b/doc/gdb_coredump_guide.md
@@ -112,7 +112,7 @@ For help, type "help".
 Type "apropos word" to search for commands related to "word"...
 Reading symbols from ../output_files/test/bin/McuManagerTest...
 
-warning: core file may not match specified executable file.
+warning: core file may not match specified executable file.  // 表示coredump文件与可执行文件不匹配
 [New LWP 3390383]
 Core was generated by `/usr/sbin/smbd --foreground --no-process-group'.
 Program terminated with signal SIGABRT, Aborted.
@@ -125,6 +125,8 @@ Program terminated with signal SIGABRT, Aborted.
 
 由于gdb和asan同时启用会冲突，导致无法识别coredump文件。解决办法如下：
 
+修改：//build/sdk_config.cmake
+
 ```
 # Gdb debug
 if(${TARGET_PLATFORM} MATCHES ${DEFINE_LINUX})