diff --git a/tools/fuzzer/build_and_run_fuzzer.sh b/tools/fuzzer/build_and_run_fuzzer.sh
index a2108988d89..c58fef2f0f7 100755
--- a/tools/fuzzer/build_and_run_fuzzer.sh
+++ b/tools/fuzzer/build_and_run_fuzzer.sh
@@ -31,5 +31,6 @@
 
 set -ex
 
+du
 make CONFIG=$config $1
 bins/$config/$1