diff --git a/kernel/-kernel b/kernel/-kernel
deleted file mode 100644
index e69de29..0000000
diff --git a/kernel/.gitignore b/kernel/.gitignore
index e134a4e..b3c4a6b 100644
--- a/kernel/.gitignore
+++ b/kernel/.gitignore
@@ -1,4 +1,5 @@
 **/*.o
 *.img
 *.elf
+*.sym
 compile_commands.json
\ No newline at end of file
diff --git a/kernel/Makefile b/kernel/Makefile
index ad66788..459234f 100644
--- a/kernel/Makefile
+++ b/kernel/Makefile
@@ -1,6 +1,7 @@
 CC = $(TARGET)-gcc
 LD = $(TARGET)-ld
 AS = $(TARGET)-gcc
+OBJCOPY = $(TARGET)-objcopy
 
 KERN_WARNINGS = -Wall -Wextra -Wpedantic -Wuninitialized -Wunused-result
 KERN_FLAGS = -ffreestanding -nostartfiles -nostdlib -nodefaultlibs --std=gnu2x
@@ -8,7 +9,7 @@ MACHINE_FLAGS = -march=rv64gc -mabi=lp64 -mcmodel=medany
 PATH_FLAGS = -I./
 
 CFLAGS = ${MACHINE_FLAGS} -g -O0 ${KERN_WARNINGS} ${KERN_FLAGS} ${PATH_FLAGS}
-LDFLAGS = -m elf64lriscv --gc-sections -T rv64-sifive_u.ld
+LDFLAGS = -m elf64lriscv --gc-sections -nostdlib -T rv64-sifive_u.ld
 ASFLAGS = ${CFLAGS}
 
 .SUFFIXES: .c .o .S
@@ -19,9 +20,15 @@ ASFLAGS = ${CFLAGS}
 .S.o:
 	${AS} ${ASFLAGS} -o $@ -c $<
 
+.PHONY: all test clean
+all: kernel.elf kernel.sym
+
 kernel.elf: kernel.o crt0.o platform/FU740/uart.o platform/FU740/clock.o
 	${LD} ${LDFLAGS} -o kernel.elf kernel.o crt0.o platform/FU740/uart.o platform/FU740/clock.o
 
+kernel.sym: kernel.elf
+	${OBJCOPY} --only-keep-debug kernel.elf kernel.sym
+
 kernel.o: kernel.c
 
 platform/FU740/uart.o: platform/FU740/uart.c
@@ -30,9 +37,6 @@ platform/FU740/clock.o: platform/FU740/clock.c
 
 crt0.o: crt0.S
 
-.PHONY: all test clean
-all: kernel.img
-
 test:
 
 clean:
diff --git a/kernel/kernel b/kernel/kernel
deleted file mode 100755
index 189f928..0000000
Binary files a/kernel/kernel and /dev/null differ
diff --git a/qemu_run.sh b/qemu_run.sh
index 163bc94..79d8b11 100755
--- a/qemu_run.sh
+++ b/qemu_run.sh
@@ -15,7 +15,7 @@ kern_img=''
 while [ "${1:-}" != "" ]; do
 	case "$1" in
 		"--debug")
-			EMU_EXTRA='-D'
+			EMU_EXTRA='-S'
 			;;
 		"--dump-dts"|"--dump")
 			# shellcheck disable=SC2086