diff --git a/kernel/debug/kdb/kdb_main.c b/kernel/debug/kdb/kdb_main.c
index df17c935d3c6f5dec94b9e8f349cf9b895fd75d5..1f91413edb87d0c9b77efc4e84c9b2f9729e9b8c 100644
--- a/kernel/debug/kdb/kdb_main.c
+++ b/kernel/debug/kdb/kdb_main.c
@@ -2072,8 +2072,8 @@ static int kdb_dmesg(int argc, const char **argv)
 		kdb_set(2, setargs);
 	}
 
-	kmsg_dump_rewind(&dumper);
-	while (kmsg_dump_get_line(&dumper, 1, NULL, 0, NULL))
+	kmsg_dump_rewind_nolock(&dumper);
+	while (kmsg_dump_get_line_nolock(&dumper, 1, NULL, 0, NULL))
 		n++;
 
 	if (lines < 0) {
@@ -2105,8 +2105,8 @@ static int kdb_dmesg(int argc, const char **argv)
 	if (skip >= n || skip < 0)
 		return 0;
 
-	kmsg_dump_rewind(&dumper);
-	while (kmsg_dump_get_line(&dumper, 1, buf, sizeof(buf), &len)) {
+	kmsg_dump_rewind_nolock(&dumper);
+	while (kmsg_dump_get_line_nolock(&dumper, 1, buf, sizeof(buf), &len)) {
 		if (skip) {
 			skip--;
 			continue;