diff --git a/arch/loongarch/configs/loongson3_defconfig b/arch/loongarch/configs/loongson3_defconfig
index 5d48a0d1b0e6d97fa2820fa4a107b375d7c82ccb..628fbc0710208b9b51ecdb94e7a9c8372da8264a 100644
--- a/arch/loongarch/configs/loongson3_defconfig
+++ b/arch/loongarch/configs/loongson3_defconfig
@@ -2229,6 +2229,7 @@ CONFIG_DEBUG_LIST=y
 CONFIG_RCU_CPU_STALL_TIMEOUT=60
 # CONFIG_RCU_TRACE is not set
 CONFIG_FUNCTION_TRACER=y
+CONFIG_TRACER_SNAPSHOT=y
 CONFIG_FTRACE_SYSCALLS=y
 CONFIG_BLK_DEV_IO_TRACE=y
 CONFIG_SAMPLES=y