Index: if_mvnetareg.h
===================================================================
RCS file: /cvs/src/sys/dev/fdt/if_mvnetareg.h,v
retrieving revision 1.3
diff -u -p -r1.3 if_mvnetareg.h
--- if_mvnetareg.h	9 Jan 2022 05:42:37 -0000	1.3
+++ if_mvnetareg.h	29 May 2022 10:06:41 -0000
@@ -779,7 +779,7 @@ struct mvneta_tx_desc {
 	uint32_t nextdescptr;		/* Next descriptor pointer */
 #endif
 	uint32_t _padding[4];
-} __packed;
+} __packed __aligned(32);
 
 struct mvneta_rx_desc {
 #if BYTE_ORDER == BIG_ENDIAN
@@ -796,7 +796,7 @@ struct mvneta_rx_desc {
 	uint32_t nextdescptr;		/* Next descriptor pointer */
 #endif
 	uint32_t _padding[4];
-} __packed;
+} __packed __aligned(32);
 
 #define MVNETA_ERROR_SUMMARY		(1 << 0)
 #define MVNETA_BUFFER_OWNED_MASK		(1U << 31)