diff --git a/srcpkgs/runit/patches/clearmem.patch b/srcpkgs/runit/patches/clearmem.patch
new file mode 100644
index 00000000000..1a061eee0fa
--- /dev/null
+++ b/srcpkgs/runit/patches/clearmem.patch
@@ -0,0 +1,11 @@
+diff -Naur runit-2.1.2/src/svlogd.c runit-2.1.2/src/svlogd.c
+--- runit-2.1.2/src/svlogd.c	2014-08-10 11:22:34.000000000 -0700
++++ runit-2.1.2/src/svlogd.c	2018-03-03 03:28:08.243085845 -0800
+@@ -705,6 +705,7 @@
+   coe(fdwdir);
+   dir =(struct logdir*)alloc(dirn *sizeof(struct logdir));
+   if (! dir) die_nomem();
++  memset(dir, 0, dirn * sizeof(struct logdir));
+   for (i =0; i < dirn; ++i) {
+     dir[i].fddir =-1; dir[i].fdcur =-1;
+     dir[i].btmp =(char*)alloc(buflen *sizeof(char));