diff --git a/kernel/lib_log.c b/kernel/lib_log.c
index 306dc24f..cf47136d 100644
--- a/kernel/lib_log.c
+++ b/kernel/lib_log.c
@@ -410,13 +410,18 @@ err:
 	MARS_FAT("internal pointer corruption\n");
 }
 
-
-int log_read(struct log_status *logst, bool sloppy, struct log_header *lh, void **payload, int *payload_len)
+int log_read(struct log_status *logst,
+	     bool sloppy,
+	     struct log_header *lh,
+	     void **payload, int *payload_len,
+	     void **dealloc)
 {
 	struct mref_object *mref;
 	int old_offset;
 	int status;
 
+	*dealloc = NULL;
+
 restart:
 	status = 0;
 	mref = logst->read_mref;
@@ -485,6 +490,7 @@ restart:
 			  lh,
 			  payload,
 			  payload_len,
+			  dealloc,
 			  &logst->seq_nr);
 
 	if (unlikely(status == 0)) {
@@ -516,6 +522,10 @@ done_put:
 		logst->offset = 0;
 	}
 	if (status == -EAGAIN && old_offset > 0) {
+		if (*dealloc) {
+			brick_mem_free(*dealloc);
+			*dealloc = NULL;
+		}
 		goto restart;
 	}
 	goto done;
@@ -528,8 +538,6 @@ done_free:
 	goto done;
 
 }
-EXPORT_SYMBOL_GPL(log_read);
-
 
 int log_scan(void *buf,
 	     int len,
@@ -538,6 +546,7 @@ int log_scan(void *buf,
 	     bool sloppy,
 	     struct log_header *lh,
 	     void **payload, int *payload_len,
+	     void **dealloc,
 	     unsigned int *seq_nr)
 {
 	bool dirty = false;
diff --git a/kernel/lib_log.h b/kernel/lib_log.h
index 2fdcbc66..385b29a8 100644
--- a/kernel/lib_log.h
+++ b/kernel/lib_log.h
@@ -116,6 +116,7 @@ extern int log_scan(void *buf,
 		    bool sloppy,
 		    struct log_header *lh,
 		    void **payload, int *payload_len,
+		    void **dealloc,
 		    unsigned int *seq_nr);
 
 ////////////////////////////////////////////////////////////////////////////
@@ -170,7 +171,11 @@ void *log_reserve(struct log_status *logst, struct log_header *lh);
 
 bool log_finalize(struct log_status *logst, int len, void (*endio)(void *private, int error), void *private);
 
-int log_read(struct log_status *logst, bool sloppy, struct log_header *lh, void **payload, int *payload_len);
+int log_read(struct log_status *logst,
+	     bool sloppy,
+	     struct log_header *lh,
+	     void **payload, int *payload_len,
+	     void **dealloc);
 
 /////////////////////////////////////////////////////////////////////////
 
diff --git a/kernel/mars_trans_logger.c b/kernel/mars_trans_logger.c
index dcf221d0..b69033f7 100644
--- a/kernel/mars_trans_logger.c
+++ b/kernel/mars_trans_logger.c
@@ -3016,6 +3016,7 @@ void trans_logger_replay(struct trans_logger_brick *brick)
 {
 	struct trans_logger_input *input = brick->inputs[brick->log_input_nr];
 	struct log_header lh = {};
+	void *dealloc = NULL;
 	loff_t start_pos;
 	loff_t end_pos;
 	loff_t finished_pos = -1;
@@ -3055,8 +3056,10 @@ void trans_logger_replay(struct trans_logger_brick *brick)
 			status = 0; // treat as EOF
 			break;
 		}
+		brick_mem_free(dealloc);
 
-		status = log_read(&input->logst, false, &lh, &buf, &len);
+		status = log_read(&input->logst, false, &lh,
+				  &buf, &len, &dealloc);
 
 		new_finished_pos = input->logst.log_pos + input->logst.offset;
 		MARS_RPL("read  %lld %lld\n", finished_pos, new_finished_pos);
@@ -3153,6 +3156,8 @@ void trans_logger_replay(struct trans_logger_brick *brick)
 		_exit_inputs(brick, false);
 	}
 
+	brick_mem_free(dealloc);
+
 	MARS_INF("waiting for finish...\n");
 
 	brick_wait(brick->worker_event,