diff --git a/gdb/ChangeLog b/gdb/ChangeLog
index 8cf1319cf1..d1b38a2af5 100644
--- a/gdb/ChangeLog
+++ b/gdb/ChangeLog
@@ -1,5 +1,8 @@
 Mon Sep 14 19:20:43 1992  Stu Grossman  (grossman at cygnus.com)
 
+	* procfs.c (proc_wait):  Call print_sys_errmsg() if we get an
+	error from PIOCSWSTOP.
+
 	* breakpoint.c, core.c, exec.c, language.c, main.c, printcmd.c,
 	symfile.c, target.c, valprint.c:  Use _filtered form of *printf.
 	defs.h, utils.c:  Make vfprintf_filtered global.
diff --git a/gdb/procfs.c b/gdb/procfs.c
index b4b1201175..0365c658ce 100644
--- a/gdb/procfs.c
+++ b/gdb/procfs.c
@@ -1886,6 +1886,7 @@ proc_wait (statloc)
 	  rtnval = wait (&statval);
 	  if (rtnval != inferior_pid)
 	    {
+	      print_sys_errmsg (pi.pathname, errno);
 	      error ("PIOCWSTOP, wait failed, returned %d", rtnval);
 	      /* NOTREACHED */
 	    }