diff --git a/drivers/gpu/drm/scheduler/sched_main.c b/drivers/gpu/drm/scheduler/sched_main.c
index d5721a93120e..764887b0c219 100644
--- a/drivers/gpu/drm/scheduler/sched_main.c
+++ b/drivers/gpu/drm/scheduler/sched_main.c
@@ -806,6 +806,14 @@ int drm_sched_job_init(struct drm_sched_job *job,
 		return -EINVAL;
 	}
 
+	/*
+	 * We don't know for sure how the user has allocated. Thus, zero the
+	 * struct so that unallowed (i.e., too early) usage of pointers that
+	 * this function does not set is guaranteed to lead to a NULL pointer
+	 * exception instead of UB.
+	 */
+	memset(job, 0, sizeof(*job));
+
 	job->entity = entity;
 	job->credits = credits;
 	job->s_fence = drm_sched_fence_alloc(entity, owner);