xlogread_error.diff

diff --git a/src/backend/access/transam/xlogreader.c b/src/backend/access/transam/xlogreader.c
index dcf747c..6627f40 100644
--- a/src/backend/access/transam/xlogreader.c
+++ b/src/backend/access/transam/xlogreader.c
@@ -337,7 +337,8 @@ XLogReadRecord(XLogReaderState *state, XLogRecPtr RecPtr, char **errormsg)
                !allocate_recordbuf(state, total_len))
        {
                /* We treat this as a "bogus data" condition */
-               report_invalid_record(state, "record length %u at %X/%X too long",
+               report_invalid_record(state,
+                                        "record length %u at %X/%X too long, allocation failed",
                                                          total_len,
                                                          (uint32) (RecPtr >> 32), (uint32) RecPtr);
                goto err;