本文介绍了解决Linux内核编译过程中遇到的__stack_chk_fail符号未定义引用错误的方法。通过在Makefile文件中添加-fno-stack-protector标志来禁用堆栈保护，从而解决了编译错误。
init/built-in.o: In function `try_name':
do_mounts.c.text+0x5e3)：对‘__stack_chk_fail’未定义的引用
init/built-in.o: In function `name_to_dev_t':
(.text+0x8cb)：对‘__stack_chk_fail’未定义的引用
init/built-in.o: In function `change_floppy':
(.init.text+0xa11)：对‘__stack_chk_fail’未定义的引用
init/built-in.o: In function `mount_block_root':
(.init.text+0xca7)：对‘__stack_chk_fail’未定义的引用
init/built-in.o: In function `do_header':
initramfs.c.init.text+0x4343)：对‘__stack_chk_fail’未定义的引用
arch/i386/kernel/built-in.o.text+0x54c6): more undefined references to `__stack_chk_fail' follow
make[1]: *** [.tmp_vmlinux1] 错误 1
make[1]: Leaving directory `/usr/src/linux-2.6.17.10'
make: *** [debian/stamp-build-kernel] 错误 2
do_mounts.c.text+0x5e3)：对‘__stack_chk_fail’未定义的引用
init/built-in.o: In function `name_to_dev_t':
(.text+0x8cb)：对‘__stack_chk_fail’未定义的引用
init/built-in.o: In function `change_floppy':
(.init.text+0xa11)：对‘__stack_chk_fail’未定义的引用
init/built-in.o: In function `mount_block_root':
(.init.text+0xca7)：对‘__stack_chk_fail’未定义的引用
init/built-in.o: In function `do_header':
initramfs.c.init.text+0x4343)：对‘__stack_chk_fail’未定义的引用
arch/i386/kernel/built-in.o.text+0x54c6): more undefined references to `__stack_chk_fail' follow
make[1]: *** [.tmp_vmlinux1] 错误 1
make[1]: Leaving directory `/usr/src/linux-2.6.17.10'
make: *** [debian/stamp-build-kernel] 错误 2
在顶层的Makefile里找到CFLAGS然后添加-fno-stack-protector标志！！！
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