diff --git a/src/gallium/drivers/panfrost/pan_format.c b/src/gallium/drivers/panfrost/pan_format.c
index 3ab39ed3069..563b381574b 100644
--- a/src/gallium/drivers/panfrost/pan_format.c
+++ b/src/gallium/drivers/panfrost/pan_format.c
@@ -233,6 +233,7 @@ panfrost_find_format(const struct util_format_description *desc)
                         break;
 
                 default:
+                        printf("%s\n", util_format_name(desc->format));
                         unreachable("Invalid format type");
         }