diff --git a/fs/f2fs/super.c b/fs/f2fs/super.c
index 58d54389615..76e84b8adba 100644
--- a/fs/f2fs/super.c
+++ b/fs/f2fs/super.c
@@ -1358,6 +1358,14 @@ static int sanity_check_raw_super(struct f2fs_sb_info *sbi,
 		return 1;
 	}
 
+	/* check log blocks per segment */
+	if (le32_to_cpu(raw_super->log_blocks_per_seg) != 9) {
+		f2fs_msg(sb, KERN_INFO,
+			"Invalid log blocks per segment (%u)\n",
+			le32_to_cpu(raw_super->log_blocks_per_seg));
+		return 1;
+	}
+
 	/* Currently, support 512/1024/2048/4096 bytes sector size */
 	if (le32_to_cpu(raw_super->log_sectorsize) >
 				F2FS_MAX_LOG_SECTOR_SIZE ||