minidumpserver.py:Print the line number of logfile when the format is wrong

Signed-off-by: anjiahao <anjiahao@xiaomi.com>

tools/minidumpserver.py

@@ -247,11 +247,15 @@ class dump_log_file:
         start = 0
         if self.fd is None:
             self.open()
+
+        linenumber = 0
+        try:
             while 1:
                 line = self.fd.readline()
                 if line == "":
                     break
 
+                linenumber += 1
                 tmp = re.search("up_dump_register:", line)
                 if tmp is not None:
                     # find arch
@@ -320,6 +324,9 @@ class dump_log_file:
                                 "<I", int("0x" + tmp.group().replace(" ", ""), 16)
                             )
                             line = line[tmp.span()[1] :]
+        except Exception as e:
+            logger.error("parse log file error: %s linenumber %d" % (e, linenumber))
+            os._exit(0)
 
         if len(data):
             memory = {"start": start, "end": start + len(data), "data": data}