diff --git a/fsck/mount.c b/fsck/mount.c
index c954109..566b9f3 100644
--- a/fsck/mount.c
+++ b/fsck/mount.c
@@ -2817,6 +2817,14 @@ static void move_one_curseg_info(struct f2fs_sb_info *sbi, u64 from, int left,
 	if ((get_sb(feature) & cpu_to_le32(F2FS_FEATURE_RO))) {
 		if (i != CURSEG_HOT_DATA && i != CURSEG_HOT_NODE)
 			return;
+
+		if (i == CURSEG_HOT_DATA) {
+			left = 0;
+			from = SM_I(sbi)->main_blkaddr;
+		} else {
+			left = 1;
+			from = __end_block_addr(sbi);
+		}
 		goto bypass_ssa;
 	}
 
diff --git a/fsck/segment.c b/fsck/segment.c
index 401cbb6..0307bdd 100644
--- a/fsck/segment.c
+++ b/fsck/segment.c
@@ -28,6 +28,7 @@ int reserve_new_block(struct f2fs_sb_info *sbi, block_t *to,
 	u64 blkaddr, offset;
 	u64 old_blkaddr = *to;
 	bool is_node = IS_NODESEG(type);
+	int left = 0;
 
 	if (old_blkaddr == NULL_ADDR) {
 		if (c.func == FSCK) {
@@ -56,7 +57,19 @@ int reserve_new_block(struct f2fs_sb_info *sbi, block_t *to,
 
 	blkaddr = SM_I(sbi)->main_blkaddr;
 
-	if (find_next_free_block(sbi, &blkaddr, 0, type, false)) {
+	if (sbi->raw_super->feature & cpu_to_le32(F2FS_FEATURE_RO)) {
+		if (IS_NODESEG(type)) {
+			type = CURSEG_HOT_NODE;
+			blkaddr = __end_block_addr(sbi);
+			left = 1;
+		} else if (IS_DATASEG(type)) {
+			type = CURSEG_HOT_DATA;
+			blkaddr = SM_I(sbi)->main_blkaddr;
+			left = 0;
+		}
+	}
+
+	if (find_next_free_block(sbi, &blkaddr, left, type, false)) {
 		ERR_MSG("Can't find free block");
 		ASSERT(0);
 	}
diff --git a/mkfs/f2fs_format.c b/mkfs/f2fs_format.c
index ee03301..f56cf5b 100644
--- a/mkfs/f2fs_format.c
+++ b/mkfs/f2fs_format.c
@@ -546,10 +546,10 @@ static int f2fs_prepare_super_block(void)
 	}
 
 	if (c.feature & cpu_to_le32(F2FS_FEATURE_RO)) {
-		c.cur_seg[CURSEG_HOT_NODE] = 0;
+		c.cur_seg[CURSEG_HOT_NODE] = last_section(last_zone(total_zones));
 		c.cur_seg[CURSEG_WARM_NODE] = 0;
 		c.cur_seg[CURSEG_COLD_NODE] = 0;
-		c.cur_seg[CURSEG_HOT_DATA] = 1;
+		c.cur_seg[CURSEG_HOT_DATA] = 0;
 		c.cur_seg[CURSEG_COLD_DATA] = 0;
 		c.cur_seg[CURSEG_WARM_DATA] = 0;
 	} else if (c.heap) {