内核模块源码目录存在.git文件夹时，制作内核模块热补丁失败

**【缺陷描述】：请补充详细的缺陷问题现象描述**

**一、缺陷信息**

**【缺陷所属的os版本】（如openEuler-22.03-LTS，参考命令"cat /etc/os-release"结果）**
openEuler-24.03-LTS-SP1

**【内核版本】（如kernel-5.10.0-60.138.0.165，参考命令"uname -r"结果）**
6.6.0-84.0.0.89.oe2403sp1.aarch64

**【缺陷所属软件及版本号】（如kernel-5.10.0-60.138.0.165，参考命令"rpm -q 包名"结果）**
kpatch-0.9.9-12.oe2403sp1.aarch64

**【环境信息】**
硬件信息
N/A

软件信息
N/A

网络信息
N/A

**【问题复现步骤】：请描述具体的操作步骤**
1. 制作内核模块热补丁
2. 内核模块源码目录存在.git文件夹

**【实际结果】**，请描述出问题的结果和影响
当内核模块源码目录存在.git文件夹时，制作内核模块热补丁失败

**【期望结果】**，请描述出期望的结果和影响
成功

**【其他相关附件信息】**
```
CACHEDIR=/share/test/openEuler-24.03-LTS/kmod-patch/syscare-build.3463621/patch/build \
DISABLE_AFTER_LOAD=yes \
KEEP_JUMP_LABEL=yes \
NO_PROFILING_CALLS=yes \
OOT_MODULE=yes \
USERMODBUILDDIR=/share/test/openEuler-24.03-LTS/kmod-patch/syscare-build.3463621/package/source/root/rpmbuild/BUILD/testmod-1.0 \
kpatch-build \
    --name testmod-846d130d \
    --sourcedir /share/test/openEuler-24.03-LTS/kmod-patch/syscare-build.3463621/package/source/root/rpmbuild/BUILD/testmod-1.0 \
    --config /share/test/openEuler-24.03-LTS/kmod-patch/syscare-build.3463621/package/source/root/rpmbuild/BUILD/kernel-6.6.0/linux-6.6.0-84.0.0.89.oe2403sp1.aarch64/.config \
    --vmlinux /share/test/openEuler-24.03-LTS/kmod-patch/syscare-build.3463621/package/debuginfo/usr/lib/debug/lib/modules/6.6.0-84.0.0.89.oe2403sp1.aarch64/vmlinux \
    --jobs 128 \
    --output /share/test/openEuler-24.03-LTS/kmod-patch/syscare-build.3463621/patch/output \
    --non-replace \
    --oot-module /share/test/openEuler-24.03-LTS/kmod-patch/syscare-build.3463621/package/source/root/rpmbuild/BUILD/testmod-1.0/testmod.ko \
    --oot-module-src /share/test/openEuler-24.03-LTS/kmod-patch/syscare-build.3463621/package/source/root/rpmbuild/BUILD/testmod-1.0 \
    /share/test/openEuler-24.03-LTS/kmod-patch/0001-testmod-modify-version-release.patch \
    --skip-compiler-check \
    --debug \
    --skip-cleanup
WARNING: Skipping compiler version matching check (not recommended)
+ [[ -n '' ]]
+ [[ -n /share/test/openEuler-24.03-LTS/kmod-patch/syscare-build.3463621/package/source/root/rpmbuild/BUILD/testmod-1.0 ]]
+ OOT_MODULE=yes
+ OOT_MODULE_SRCDIR=/share/test/openEuler-24.03-LTS/kmod-patch/syscare-build.3463621/package/source/root/rpmbuild/BUILD/testmod-1.0
+ [[ -n yes ]]
+ [[ -z /share/test/openEuler-24.03-LTS/kmod-patch/syscare-build.3463621/package/source/root/rpmbuild/BUILD/testmod-1.0 ]]
+ mkdir -p /share/test/openEuler-24.03-LTS/kmod-patch/syscare-build.3463621/patch/build/tmp
+ rm -rf '/share/test/openEuler-24.03-LTS/kmod-patch/syscare-build.3463621/patch/build/tmp/*'
+ rm -f /share/test/openEuler-24.03-LTS/kmod-patch/syscare-build.3463621/patch/build/build.log
+ [[ -n /share/test/openEuler-24.03-LTS/kmod-patch/syscare-build.3463621/package/source/root/rpmbuild/BUILD/testmod-1.0 ]]
+ KERNEL_SRCDIR=/share/test/openEuler-24.03-LTS/kmod-patch/syscare-build.3463621/package/source/root/rpmbuild/BUILD/testmod-1.0
+ [[ -z /share/test/openEuler-24.03-LTS/kmod-patch/syscare-build.3463621/package/debuginfo/usr/lib/debug/lib/modules/6.6.0-84.0.0.89.oe2403sp1.aarch64/vmlinux ]]
+ [[ ! -e /share/test/openEuler-24.03-LTS/kmod-patch/syscare-build.3463621/package/debuginfo/usr/lib/debug/lib/modules/6.6.0-84.0.0.89.oe2403sp1.aarch64/vmlinux ]]
++ strings /share/test/openEuler-24.03-LTS/kmod-patch/syscare-build.3463621/package/debuginfo/usr/lib/debug/lib/modules/6.6.0-84.0.0.89.oe2403sp1.aarch64/vmlinux
++ grep -m 1 -e '^Linux version'
++ awk '{ print($3); }'
+ VMLINUX_VER=6.6.0-84.0.0.89.oe2403sp1.aarch64
+ [[ -n '' ]]
+ [[ -z 6.6.0-84.0.0.89.oe2403sp1.aarch64 ]]
+ ARCHVERSION=6.6.0-84.0.0.89.oe2403sp1.aarch64
+ [[ -n yes ]]
+ [[ yes != \y\e\s ]]
+ [[ -z 6.6.0-84.0.0.89.oe2403sp1.aarch64 ]]
+ [[ -n yes ]]
+ [[ -z /share/test/openEuler-24.03-LTS/kmod-patch/syscare-build.3463621/package/source/root/rpmbuild/BUILD/testmod-1.0 ]]
+ BUILDDIR=/share/test/openEuler-24.03-LTS/kmod-patch/syscare-build.3463621/package/source/root/rpmbuild/BUILD/testmod-1.0
+ [[ 1 -eq 0 ]]
+ [[ -z /share/test/openEuler-24.03-LTS/kmod-patch/syscare-build.3463621/package/source/root/rpmbuild/BUILD/testmod-1.0 ]]
+ KVER=6.6.0
+ [[ 6.6.0-84.0.0.89.oe2403sp1.aarch64 =~ - ]]
+ [[ '' = photon ]]
+ KREL=84.0.0.89.oe2403sp1.aarch64
+ KREL=84.0.0.89.oe2403sp1
+ [[ 6.6.0-84.0.0.89.oe2403sp1.aarch64 =~ .el7a. ]]
+ [[ -z '' ]]
+ [[ -z yes ]]
+ [[ '' = fedora ]]
+ [[ '' = rhel ]]
+ [[ '' = ol ]]
+ [[ '' = centos ]]
+ [[ '' = openEuler ]]
+ [[ '' = photon ]]
+ [[ '' = ubuntu ]]
+ [[ '' = debian ]]
+ save_env
+ export -p
+ grep -wv -e OLDPWD= -e PWD=
+ find_dirs
+ [[ -e /usr/bin/create-diff-object ]]
+ [[ -e /usr/bin/../libexec/kpatch/create-diff-object ]]
++ readlink -f /usr/bin/../libexec/kpatch
+ TOOLSDIR=/usr/libexec/kpatch
++ readlink -f /usr/bin/../share/kpatch
+ DATADIR=/usr/share/kpatch
+ PLUGINDIR=/usr/libexec/kpatch
+ [[ -n /share/test/openEuler-24.03-LTS/kmod-patch/syscare-build.3463621/package/source/root/rpmbuild/BUILD/testmod-1.0 ]]
+ echo 'Using source directory at /share/test/openEuler-24.03-LTS/kmod-patch/syscare-build.3463621/package/source/root/rpmbuild/BUILD/testmod-1.0'
+ [[ /share/test/openEuler-24.03-LTS/kmod-patch/syscare-build.3463621/package/debuginfo/usr/lib/debug/lib/modules/6.6.0-84.0.0.89.oe2403sp1.aarch64/vmlinux -ef /share/test/openEuler-24.03-LTS/kmod-patch/syscare-build.3463621/package/source/root/rpmbuild/BUILD/testmod-1.0/vmlinux ]]
Using source directory at /share/test/openEuler-24.03-LTS/kmod-patch/syscare-build.3463621/package/source/root/rpmbuild/BUILD/testmod-1.0
+ [[ -z /share/test/openEuler-24.03-LTS/kmod-patch/syscare-build.3463621/package/source/root/rpmbuild/BUILD/kernel-6.6.0/linux-6.6.0-84.0.0.89.oe2403sp1.aarch64/.config ]]
+ [[ ! -e /share/test/openEuler-24.03-LTS/kmod-patch/syscare-build.3463621/package/source/root/rpmbuild/BUILD/kernel-6.6.0/linux-6.6.0-84.0.0.89.oe2403sp1.aarch64/.config ]]
+ [[ -z yes ]]
+ [[ -n /share/test/openEuler-24.03-LTS/kmod-patch/syscare-build.3463621/package/source/root/rpmbuild/BUILD/testmod-1.0 ]]
+ [[ -e /share/test/openEuler-24.03-LTS/kmod-patch/syscare-build.3463621/package/source/root/rpmbuild/BUILD/testmod-1.0/.git ]]
+ cd /share/test/openEuler-24.03-LTS/kmod-patch/syscare-build.3463621/package/source/root/rpmbuild/BUILD/testmod-1.0
+ cp -f scripts/setlocalversion /share/test/openEuler-24.03-LTS/kmod-patch/syscare-build.3463621/patch/build/tmp
cp: cannot stat 'scripts/setlocalversion': No such file or directory
+ die
+ [[ -z '' ]]
+ msg='kpatch build failed'
+ [[ -e /share/test/openEuler-24.03-LTS/kmod-patch/syscare-build.3463621/patch/build/build.log ]]
+ warn 'kpatch build failed.'
+ echo 'ERROR: kpatch build failed.'
ERROR: kpatch build failed.
```

**【缺陷详情及分析指导参考链接】**

问题源码：
`vim /usr/bin/kpatch-build +1130`
```
1128 if [[ -n "$USERSRCDIR" && -e "$KERNEL_SRCDIR/.git" ]]; then
1129         cd "$KERNEL_SRCDIR" || die
1130         cp -f scripts/setlocalversion "$TEMPDIR" || die
1131         LOCALVERSION="$(make kernelversion)"
1132         LOCALVERSION="$(KERNELVERSION="$LOCALVERSION" ./scripts/setlocalversion)"
1133         [[ -n "$LOCALVERSION" ]] || die "setlocalversion failed"
1134         echo "echo $LOCALVERSION" > scripts/setlocalversion
1135 fi
```

kmod源码目录：
```
root@vm-oe2403sp1:[testmod-1.0]$ ll -a
total 20
drwxr-xr-x. 3 root root 4096 May 16 14:23 .
drwxr-xr-x. 3 root root 4096 Apr  1 10:52 ..
drwxr-xr-x. 8 root root 4096 Apr  1 10:52 .git
-rw-r--r--. 1 root root 1365 Apr  1 10:52 main.c
-rw-r--r--. 1 root root  261 Apr  1 10:52 Makefile
```

**复现时请务必在kmod源码目录下创建.git目录！！！** 
 **复现时请务必在kmod源码目录下创建.git目录！！！** 
 **复现时请务必在kmod源码目录下创建.git目录！！！**

main.c：
```
#include <linux/init.h>
#include <linux/module.h>
#include <linux/kernel.h>
#include <linux/fs.h>
#include <linux/kobject.h>
#include <linux/sysfs.h>

static struct kobject *testmod_kobj;

static ssize_t testmod_show_version(struct kobject *kobj, struct kobj_attribute *attr, char *buf) {
    return sprintf(buf, "1.0\n");
}

static ssize_t testmod_show_release(struct kobject *kobj, struct kobj_attribute *attr, char *buf) {
    return sprintf(buf, "1\n");
}

static struct kobj_attribute testmod_version = __ATTR(version, 0444, testmod_show_version, NULL);
static struct kobj_attribute testmod_release = __ATTR(release, 0444, testmod_show_release, NULL);

static int __init testmod_init(void) {
    int retval;

testmod_kobj = kobject_create_and_add("testmod", kernel_kobj);
    if (!testmod_kobj) {
        return -ENOMEM;
    }

retval = sysfs_create_file(testmod_kobj, &testmod_version.attr);
    if (retval) {
        kobject_put(testmod_kobj);
    }

retval = sysfs_create_file(testmod_kobj, &testmod_release.attr);
    if (retval) {
        kobject_put(testmod_kobj);
    }

return retval;
}

static void __exit testmod_exit(void) {
    kobject_put(testmod_kobj);
}

module_init(testmod_init);
module_exit(testmod_exit);

MODULE_LICENSE("GPL");
MODULE_AUTHOR("renoseven");
MODULE_DESCRIPTION("Create /sys/kernel/testmod/version file");
```

Makefile：
```
KERNEL_VERSION ?= $(shell uname -r)
KERNEL_SOURCE_DIR ?= /lib/modules/$(KERNEL_VERSION)/build

EXTRA_CFLAGS += -g

obj-m := testmod.o
testmod-y := main.o

all:
        make -C $(KERNEL_SOURCE_DIR) M=$(PWD) modules

clean:
        make -C $(KERNEL_SOURCE_DIR) M=$(PWD) clean
```

Patch：
```
From 4b22d3c626cd9f07fdfeae7ab6e97755a8b63eb8 Mon Sep 17 00:00:00 2001
From: renoseven <dev@renoseven.net>
Date: Thu, 6 Mar 2025 04:41:03 +0800
Subject: [PATCH] testmod: modify version & release

Signed-off-by: renoseven <dev@renoseven.net>
---
 main.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/main.c b/main.c
index fe7c54c..16fa1fd 100644
--- a/main.c
+++ b/main.c
@@ -8,11 +8,11 @@
 static struct kobject *testmod_kobj;

static ssize_t testmod_show_version(struct kobject *kobj, struct kobj_attribute *attr, char *buf) {
-    return sprintf(buf, "1.0\n");
+    return sprintf(buf, "syscare kmod patch test\n");
 }

static ssize_t testmod_show_release(struct kobject *kobj, struct kobj_attribute *attr, char *buf) {
-    return sprintf(buf, "1\n");
+    return sprintf(buf, "syscare kmod patch test\n");
 }

static struct kobj_attribute testmod_version = __ATTR(version, 0444, testmod_show_version, NULL);
--
2.33.0
```

src-openEuler/kpatch

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