diff --git a/drivers/gpu/drm/msm/msm_rd.c b/drivers/gpu/drm/msm/msm_rd.c
index 3aa8a8576abea8323a4c30534837a3defcac9b17..f7a0edea4705bcf5a50e2cf0d9211e7422de2ef7 100644
--- a/drivers/gpu/drm/msm/msm_rd.c
+++ b/drivers/gpu/drm/msm/msm_rd.c
@@ -316,10 +316,11 @@ static void snapshot_buf(struct msm_rd_state *rd,
 		uint64_t iova, uint32_t size)
 {
 	struct msm_gem_object *obj = submit->bos[idx].obj;
+	unsigned offset = 0;
 	const char *buf;
 
 	if (iova) {
-		buf += iova - submit->bos[idx].iova;
+		offset = iova - submit->bos[idx].iova;
 	} else {
 		iova = submit->bos[idx].iova;
 		size = obj->base.size;
@@ -340,6 +341,8 @@ static void snapshot_buf(struct msm_rd_state *rd,
 	if (IS_ERR(buf))
 		return;
 
+	buf += offset;
+
 	rd_write_section(rd, RD_BUFFER_CONTENTS, buf, size);
 
 	msm_gem_put_vaddr(&obj->base);