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+### Please describe the problem.
+Recent builds of git-annex spew out many lines such as:
+```
+git-annex: unable to decommit memory: Invalid argument
+git-annex: unable to decommit memory: Invalid argument
+git-annex: unable to decommit memory: Invalid argument
+git-annex: unable to decommit memory: Invalid argument
+git-annex: unable to decommit memory: Invalid argument
+```
+
+### What steps will reproduce the problem?
+This happens to me syncing any large repository now.
+
+### What version of git-annex are you using? On what operating system?
+git-annex version: 6.20161118-g0a34f08
+uname -r: 4.4.14-11.pvops.qubes.x86_64
+/etc/system-release: Fedora release 23 (Twenty Three)
+
+### Please provide any additional information below.
+
+I found this: https://ghc.haskell.org/trac/ghc/ticket/12495
+
+### Have you had any luck using git-annex before? (Sometimes we get tired of reading bug reports all day and a lil' positive end note does wonders)
+
+Git annex rocks!