The previous fix accidentally picked up a debug change that put alignment back at 4, not 8, bytes as it claimed: commit 37ae0426420a2f682cc96ee457a8cae9c0db27d3 Author: Daniel P. Berrangé <berrange(a)redhat.com&gt; Date: Wed Jun 3 11:18:23 2020 +0100 conf: force 8 byte alignment for virObjectEvent Signed-off-by: Daniel P. Berrangé <berrange(a)redhat.com&gt; --- Pushed under the face-palm build breaker fix rule src/conf/object_event_private.h | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/src/conf/object_event_private.h b/src/conf/object_event_private.h index 126464a9a5..80af043b9b 100644 --- a/src/conf/object_event_private.h +++ b/src/conf/object_event_private.h @@ -42,7 +42,7 @@ typedef void virConnectObjectEventGenericCallback cb, void *cbopaque); -struct __attribute__((aligned(4))) _virObjectEvent { +struct __attribute__((aligned(8))) _virObjectEvent { virObject parent; int eventID; virObjectMeta meta; -- 2.26.2