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-rw-r--r--mm/kmsan/hooks.c2
1 files changed, 2 insertions, 0 deletions
diff --git a/mm/kmsan/hooks.c b/mm/kmsan/hooks.c
index 05f2faa54054..97de3d6194f0 100644
--- a/mm/kmsan/hooks.c
+++ b/mm/kmsan/hooks.c
@@ -275,8 +275,10 @@ void kmsan_copy_to_user(void __user *to, const void *from, size_t to_copy,
* Don't check anything, just copy the shadow of the copied
* bytes.
*/
+ kmsan_enter_runtime();
kmsan_internal_memmove_metadata((void *)to, (void *)from,
to_copy - left);
+ kmsan_leave_runtime();
}
user_access_restore(ua_flags);
}