diff --git a/lib/ftl/ftl_core.c b/lib/ftl/ftl_core.c
index d3a53f9ca..b7308d792 100644
--- a/lib/ftl/ftl_core.c
+++ b/lib/ftl/ftl_core.c
@@ -790,9 +790,10 @@ ftl_lba_read_next_ppa(struct ftl_io *io, struct ftl_ppa *ppa, size_t lbk)
 	struct ftl_ppa next_ppa;
 	size_t i;
 
-	*ppa = ftl_l2p_get(dev, io->lba.single + lbk);
+	*ppa = ftl_l2p_get(dev, ftl_io_current_lba(io));
 
-	SPDK_DEBUGLOG(SPDK_LOG_FTL_CORE, "Read ppa:%lx, lba:%lu\n", ppa->ppa, io->lba.single);
+	SPDK_DEBUGLOG(SPDK_LOG_FTL_CORE, "Read ppa:%lx, lba:%lu\n",
+		      ppa->ppa, ftl_io_current_lba(io));
 
 	/* If the PPA is invalid, skip it (the buffer should already be zero'ed) */
 	if (ftl_ppa_invalid(*ppa)) {
@@ -800,7 +801,7 @@ ftl_lba_read_next_ppa(struct ftl_io *io, struct ftl_ppa *ppa, size_t lbk)
 	}
 
 	if (ftl_ppa_cached(*ppa)) {
-		if (!ftl_ppa_cache_read(io, io->lba.single + lbk, *ppa, ftl_io_iovec_addr(io))) {
+		if (!ftl_ppa_cache_read(io, ftl_io_current_lba(io), *ppa, ftl_io_iovec_addr(io))) {
 			return 0;
 		}
 
@@ -809,7 +810,7 @@ ftl_lba_read_next_ppa(struct ftl_io *io, struct ftl_ppa *ppa, size_t lbk)
 	}
 
 	for (i = 1; i < ftl_io_iovec_len_left(io); ++i) {
-		next_ppa = ftl_l2p_get(dev, io->lba.single + lbk + i);
+		next_ppa = ftl_l2p_get(dev, ftl_io_get_lba(io, io->pos + i));
 
 		if (ftl_ppa_invalid(next_ppa) || ftl_ppa_cached(next_ppa)) {
 			break;
diff --git a/lib/ftl/ftl_io.c b/lib/ftl/ftl_io.c
index 9bda906ed..9023880b4 100644
--- a/lib/ftl/ftl_io.c
+++ b/lib/ftl/ftl_io.c
@@ -83,15 +83,23 @@ ftl_io_iovec(struct ftl_io *io)
 }
 
 uint64_t
-ftl_io_current_lba(struct ftl_io *io)
+ftl_io_get_lba(const struct ftl_io *io, size_t offset)
 {
+	assert(offset < io->lbk_cnt);
+
 	if (io->flags & FTL_IO_VECTOR_LBA) {
-		return io->lba.vector[io->pos];
+		return io->lba.vector[offset];
 	} else {
-		return io->lba.single + io->pos;
+		return io->lba.single + offset;
 	}
 }
 
+uint64_t
+ftl_io_current_lba(const struct ftl_io *io)
+{
+	return ftl_io_get_lba(io, io->pos);
+}
+
 void
 ftl_io_advance(struct ftl_io *io, size_t lbk_cnt)
 {
diff --git a/lib/ftl/ftl_io.h b/lib/ftl/ftl_io.h
index b6624dd21..61b7ea7b7 100644
--- a/lib/ftl/ftl_io.h
+++ b/lib/ftl/ftl_io.h
@@ -267,7 +267,8 @@ void ftl_io_clear(struct ftl_io *io);
 void ftl_io_inc_req(struct ftl_io *io);
 void ftl_io_dec_req(struct ftl_io *io);
 struct iovec *ftl_io_iovec(struct ftl_io *io);
-uint64_t ftl_io_current_lba(struct ftl_io *io);
+uint64_t ftl_io_current_lba(const struct ftl_io *io);
+uint64_t ftl_io_get_lba(const struct ftl_io *io, size_t offset);
 void ftl_io_advance(struct ftl_io *io, size_t lbk_cnt);
 size_t ftl_iovec_num_lbks(struct iovec *iov, size_t iov_cnt);
 void *ftl_io_iovec_addr(struct ftl_io *io);
diff --git a/lib/ftl/ftl_trace.c b/lib/ftl/ftl_trace.c
index c4cf47334..db88e96b9 100644
--- a/lib/ftl/ftl_trace.c
+++ b/lib/ftl/ftl_trace.c
@@ -224,7 +224,7 @@ ftl_trace_lba_io_init(struct spdk_ftl_dev *dev, const struct ftl_io *io)
 		}
 	}
 
-	spdk_trace_record(tpoint_id, io->trace, io->lbk_cnt, 0, io->lba.single);
+	spdk_trace_record(tpoint_id, io->trace, io->lbk_cnt, 0, ftl_io_get_lba(io, 0));
 }
 
 void
@@ -233,7 +233,7 @@ ftl_trace_rwb_fill(struct spdk_ftl_dev *dev, const struct ftl_io *io)
 	assert(io->trace != FTL_TRACE_INVALID_ID);
 
 	spdk_trace_record(FTL_TRACE_WRITE_RWB_FILL(ftl_trace_io_source(io)), io->trace,
-			  0, 0, io->lba.single + io->pos);
+			  0, 0, ftl_io_current_lba(io));
 }
 
 void
@@ -298,7 +298,7 @@ ftl_trace_completion(struct spdk_ftl_dev *dev, const struct ftl_io *io,
 		}
 	}
 
-	spdk_trace_record(tpoint_id, io->trace, 0, 0, io->lba.single);
+	spdk_trace_record(tpoint_id, io->trace, 0, 0, ftl_io_get_lba(io, 0));
 }
 
 void