diff --git a/debian/changelog b/debian/changelog
index f59df474fc..207c1feeef 100644
--- a/debian/changelog
+++ b/debian/changelog
@@ -12,6 +12,9 @@ git-annex (6.20160218) UNRELEASED; urgency=medium
   * Avoid crashing when built with MagicMime support, but when the magic
     database cannot be loaded.
   * Include magic database in the linux and OSX standalone builds.
+  * Fix memory leak when hashing files, which triggered during fsck
+    when an external hash program was not used.
+    (This leak was introduced in version 6.20160114.)
 
  -- Joey Hess <id@joeyh.name>  Thu, 18 Feb 2016 13:09:21 -0400
 
diff --git a/doc/bugs/checksum_loads_whole_file_into_memory.mdwn b/doc/bugs/checksum_loads_whole_file_into_memory.mdwn
index 9b121843af..ece3281059 100644
--- a/doc/bugs/checksum_loads_whole_file_into_memory.mdwn
+++ b/doc/bugs/checksum_loads_whole_file_into_memory.mdwn
@@ -16,3 +16,9 @@ environment as the 6.20160217-g95bbdb8 that has the problem.
 > problem got fixed. But, reverting that commit breaks the test suite on
 > windows and has a FD leak, so is not desirable. This needs more
 > investigation. --[[Joey]]
+
+>> I see it now, the checksum is a String and it was only forced to WHNF,
+>> so the hashing didn't fully complete and the file got buffered.
+>> Probably only occurred when fscking, and not when adding a file,
+>> due to differing use patterns of the checksum.
+>> [[fixed|done]] --[[Joey]]