diff --git a/boards/sim/sim/sim/configs/kasan/defconfig b/boards/sim/sim/sim/configs/kasan/defconfig
index 847f05ea73a..0bc25550149 100644
--- a/boards/sim/sim/sim/configs/kasan/defconfig
+++ b/boards/sim/sim/sim/configs/kasan/defconfig
@@ -26,6 +26,8 @@ CONFIG_FS_PROCFS=y
 CONFIG_INIT_ARGS="\"-c\", \"ostest;gcov -d;poweroff\""
 CONFIG_INIT_ENTRYPOINT="nsh_main"
 CONFIG_LIBC_MAX_EXITFUNS=1
+CONFIG_MM_BACKTRACE=8
+CONFIG_MM_HEAP_MEMPOOL_THRESHOLD=256
 CONFIG_MM_KASAN=y
 CONFIG_MM_UBSAN=y
 CONFIG_NSH_ARCHINIT=y