diff --git a/bfd/ChangeLog b/bfd/ChangeLog
index 4f523fa3ae..f2b2ec5bc0 100644
--- a/bfd/ChangeLog
+++ b/bfd/ChangeLog
@@ -1,3 +1,8 @@
+2019-05-22  Alan Modra  <amodra@gmail.com>
+
+	* elf32-arm.c (arm_allocate_glue_section_space): Clear section
+	contents.
+
 2019-05-22  Alan Modra  <amodra@gmail.com>
 
 	* vms-alpha.c (_bfd_vms_write_etir): Don't attempt further
diff --git a/bfd/elf32-arm.c b/bfd/elf32-arm.c
index 7f085269c4..d35d609c65 100644
--- a/bfd/elf32-arm.c
+++ b/bfd/elf32-arm.c
@@ -7222,7 +7222,7 @@ arm_allocate_glue_section_space (bfd * abfd, bfd_size_type size, const char * na
   s = bfd_get_linker_section (abfd, name);
   BFD_ASSERT (s != NULL);
 
-  contents = (bfd_byte *) bfd_alloc (abfd, size);
+  contents = (bfd_byte *) bfd_zalloc (abfd, size);
 
   BFD_ASSERT (s->size == size);
   s->contents = contents;