diff --git a/gdb/ChangeLog b/gdb/ChangeLog
index f2bbd77558d..bb27f74de14 100644
--- a/gdb/ChangeLog
+++ b/gdb/ChangeLog
@@ -1,3 +1,9 @@
+2019-02-14  Thomas Schwinge  <thomas@codesourcery.com>
+	    Pedro Alves  <palves@redhat.com>
+
+	* remote.c (remote_target::remote_parse_stop_reply): Avoid using
+	'PATH_MAX'.
+
 2019-02-14  David Michael  <fedora.dm0@gmail.com>
 	    Samuel Thibault  <samuel.thibault@gnu.org>
 	    Thomas Schwinge  <thomas@codesourcery.com>
diff --git a/gdb/remote.c b/gdb/remote.c
index 18e678d07af..85af01e4b73 100644
--- a/gdb/remote.c
+++ b/gdb/remote.c
@@ -7340,7 +7340,6 @@ Packet: '%s'\n"),
 	  else if (strprefix (p, p1, "exec"))
 	    {
 	      ULONGEST ignored;
-	      char pathname[PATH_MAX];
 	      int pathlen;
 
 	      /* Determine the length of the execd pathname.  */
@@ -7349,11 +7348,14 @@ Packet: '%s'\n"),
 
 	      /* Save the pathname for event reporting and for
 		 the next run command.  */
+	      char *pathname = (char *) xmalloc (pathlen + 1);
+	      struct cleanup *old_chain = make_cleanup (xfree, pathname);
 	      hex2bin (p1, (gdb_byte *) pathname, pathlen);
 	      pathname[pathlen] = '\0';
+	      discard_cleanups (old_chain);
 
 	      /* This is freed during event handling.  */
-	      event->ws.value.execd_pathname = xstrdup (pathname);
+	      event->ws.value.execd_pathname = pathname;
 	      event->ws.kind = TARGET_WAITKIND_EXECD;
 
 	      /* Skip the registers included in this packet, since