diff --git a/migration/ram.c b/migration/ram.c
index 8deb849..44d7073 100644
--- a/migration/ram.c
+++ b/migration/ram.c
@@ -3074,12 +3074,14 @@
     int ret, max_hg_page_size;
 
     if (compress_threads_save_setup()) {
+        error_report("%s: failed to start compress threads", __func__);
         return -1;
     }
 
     /* migration has already setup the bitmap, reuse it. */
     if (!migration_in_colo_state()) {
         if (ram_init_all(rsp) != 0) {
+            error_report("%s: failed to setup RAM for migration", __func__);
             compress_threads_save_cleanup();
             return -1;
         }
@@ -3116,12 +3118,14 @@
 
     ret = rdma_registration_start(f, RAM_CONTROL_SETUP);
     if (ret < 0) {
+        error_report("%s: failed to start RDMA registration", __func__);
         qemu_file_set_error(f, ret);
         return ret;
     }
 
     ret = rdma_registration_stop(f, RAM_CONTROL_SETUP);
     if (ret < 0) {
+        error_report("%s: failed to stop RDMA registration", __func__);
         qemu_file_set_error(f, ret);
         return ret;
     }
@@ -3138,6 +3142,7 @@
     ret = multifd_send_sync_main();
     bql_lock();
     if (ret < 0) {
+        error_report("%s: multifd synchronization failed", __func__);
         return ret;
     }
 
@@ -3147,7 +3152,11 @@
     }
 
     qemu_put_be64(f, RAM_SAVE_FLAG_EOS);
-    return qemu_fflush(f);
+    ret = qemu_fflush(f);
+    if (ret < 0) {
+        error_report("%s failed : %s", __func__, strerror(-ret));
+    }
+    return ret;
 }
 
 static void ram_save_file_bmap(QEMUFile *f)