1 files changed, 5 insertions, 0 deletions
diff --git a/NEWS b/NEWS
index 012a63379..f39a76ae6 100644
--- a/NEWS
+++ b/NEWS
@@ -9,6 +9,11 @@ GNU coreutils NEWS                                    -*- outline -*-
   certain options like -a, -l, -t and -x.
   [This bug was present in "the beginning".]
 
+  sort -u could fail to output one or more result lines.
+  For example, this command would fail to print "1":
+  (yes 7 | head -11; echo 1) | sort --p=1 -S32b -u
+  [bug introduced in coreutils-8.6]
+
 ** New features
 
   rm now accepts the --dir (-d) option which makes it remove empty directories.