diff --git a/src/backend/access/transam/xlogreader.c b/src/backend/access/transam/xlogreader.c
index aa6c929477d..cadea21b376 100644
--- a/src/backend/access/transam/xlogreader.c
+++ b/src/backend/access/transam/xlogreader.c
@@ -623,8 +623,9 @@ restart:
 	}
 	else if (targetRecOff < pageHeaderSize)
 	{
-		report_invalid_record(state, "invalid record offset at %X/%X",
-							  LSN_FORMAT_ARGS(RecPtr));
+		report_invalid_record(state, "invalid record offset at %X/%X: expected at least %u, got %u",
+							  LSN_FORMAT_ARGS(RecPtr),
+							  pageHeaderSize, targetRecOff);
 		goto err;
 	}
 
@@ -672,7 +673,7 @@ restart:
 		if (total_len < SizeOfXLogRecord)
 		{
 			report_invalid_record(state,
-								  "invalid record length at %X/%X: wanted %u, got %u",
+								  "invalid record length at %X/%X: expected at least %u, got %u",
 								  LSN_FORMAT_ARGS(RecPtr),
 								  (uint32) SizeOfXLogRecord, total_len);
 			goto err;
@@ -1119,7 +1120,7 @@ ValidXLogRecordHeader(XLogReaderState *state, XLogRecPtr RecPtr,
 	if (record->xl_tot_len < SizeOfXLogRecord)
 	{
 		report_invalid_record(state,
-							  "invalid record length at %X/%X: wanted %u, got %u",
+							  "invalid record length at %X/%X: expected at least %u, got %u",
 							  LSN_FORMAT_ARGS(RecPtr),
 							  (uint32) SizeOfXLogRecord, record->xl_tot_len);
 		return false;