diff --git a/sys/kern/imgact_elf.c b/sys/kern/imgact_elf.c
index 96aeafdacc41..031520fe6d10 100644
--- a/sys/kern/imgact_elf.c
+++ b/sys/kern/imgact_elf.c
@@ -922,7 +922,7 @@ elf_corehdr(p, vp, cred, numsegs, hdr, hdrsize)
 	prfpregset_t *fpregset;
 	prpsinfo_t *psinfo;
 
-	tempdata = malloc(sizeof(*tempdata), M_TEMP, M_ZERO);
+	tempdata = malloc(sizeof(*tempdata), M_TEMP, M_ZERO | M_WAITOK);
 	status = &tempdata->status;
 	fpregset = &tempdata->fpregset;
 	psinfo = &tempdata->psinfo;