[Add] 添加oops测试用ko模块

osdrv/Makefile

@@ -49,6 +49,9 @@ ifeq (, ${CONFIG_NO_TP})
 	OTHERS += cp_ext_tp
 endif
 
+KO_LIST += testing
+OTHERS  += cp_testing
+
 $(info ** [ KO_LIST ] ** = $(KO_LIST))
 
 export CROSS_COMPILE=$(patsubst "%",%,$(CONFIG_CROSS_COMPILE_KERNEL))
@@ -69,12 +72,18 @@ wireless:
 wiegand-gpio:
 	@$(call MAKE_EXT_KO, extdrv/${@})
 
+testing:
+	@$(call MAKE_EXT_KO, extdrv/${@})
+
 cp_ext_wireless:
 	@find extdrv/wireless -name '*.ko' -print -exec cp {} $(INSTALL_DIR)/3rd/ \;
 
 cp_ext_tp:
 	@find extdrv/tp -name '*.ko' -print -exec cp {} $(INSTALL_DIR)/3rd/ \;
 
+cp_testing:
+	@find extdrv/testing -name '*.ko' -print -exec cp {} $(INSTALL_DIR)/3rd/ \;
+
 clean:
 	@for subdir in $(SUBDIRS); do cd $$subdir && $(MAKE) clean && cd $(CUR_DIR); done
 	@rm -f  $(INSTALL_DIR)/*.ko

osdrv/extdrv/testing/Makefile

@@ -0,0 +1,24 @@
+#
+# Makefile for the Linux testings.
+#
+
+obj-m += oops.o
+
+all:
+	$(MAKE) ARCH=$(ARCH) CROSS_COMPILE=$(CROSS_COMPILE) -C $(KERNEL_DIR) M=$(shell pwd) modules
+
+strip:
+	$(CROSS_COMPILE)strip $(MODULE_NAME).ko --strip-unneeded
+
+clean:
+	find . -name *.d -delete
+	find . -name *.ko | xargs -i rm -rf {}
+	find . -name Module.symvers | xargs -i rm -rf {}
+	find . -name Module.markers | xargs -i rm -rf {}
+	find . -name modules.order | xargs -i rm -rf {}
+	find . -name *.mod.c | xargs -i rm -rf {}
+	find . -name *.mod | xargs -i rm -rf {}
+	find . -name *.o | xargs -i rm -rf {}
+	find . -name *.cmd | xargs -i rm -rf {}
+	find . -name *~ | xargs -i rm -rf {}
+	rm -fr .tmp_versions

osdrv/extdrv/testing/oops.c

@@ -0,0 +1,20 @@
+#include <linux/init.h>
+#include <linux/module.h>
+
+static int __init trigger_oops_init(void) {
+    int *ptr = (int *)0;               // 强制类型转换0地址为指针并尝试读取
+
+    printk(KERN_ALERT "Oops will trigger now!\n");
+    printk(KERN_ALERT "Dereferenced NULL pointer value: %d\n", *ptr);
+
+    return 0;           // 加载模块不应该有返回值，但这里返回0避免编译警告。
+}
+
+static void __exit trigger_oops_exit(void) {
+    printk(KERN_ALERT "Oops trigger module exiting\n");
+}
+
+module_init(trigger_oops_init);
+module_exit(trigger_oops_exit);
+
+MODULE_LICENSE("Dual BSD/GPL");