Allow for some headroom, needed with TSAN

diff --git a/pdns/recursordist/test-mtasker.cc b/pdns/recursordist/test-mtasker.cc
index f1d709c14f07c13033431b4b82ff2336597fdb55..42540d220e42010e72136a9279364e51493913a2 100644 (file)
--- a/pdns/recursordist/test-mtasker.cc
+++ b/pdns/recursordist/test-mtasker.cc
@@ -42,7 +42,7 @@ BOOST_AUTO_TEST_CASE(test_Simple)
 }
 
 static const size_t stackSize = 8 * 1024;
-static const size_t headroom = 256; // Decrease to hit stackoverflow
+static const size_t headroom = 512; // Decrease to hit stackoverflow
 
 static void doAlmostStackoverflow(void* arg)
 {