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r.c
tuexen (Michael Tuexen)
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tuexen
Sep 15 2019, 3:30 PM
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9 KB
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r.c
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// autogenerated by syzkaller (https://github.com/google/syzkaller)
#define _GNU_SOURCE
#include <pwd.h>
#include <stdarg.h>
#include <stdbool.h>
#include <stdint.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <sys/endian.h>
#include <sys/syscall.h>
#include <unistd.h>
uint64_t r[1] = {0xffffffffffffffff};
int main(void)
{
syscall(SYS_mmap, 0x20000000, 0x1000000, 3, 0x1012, -1, 0);
intptr_t res = 0;
res = syscall(SYS_socket, 0x1c, 1, 0);
if (res != -1)
r[0] = res;
memcpy(
(void*)0x20000240,
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"\x11\xfd\x4c\xae\xce\xb7\xc6\xf0\xf6\x8e\x40\xbb\x01\x7d\x47\x48\x3e\xa0"
"\x0a\x7a\xf7\xd8\x57\x62\x6a\x4a\x3f\x21\x1b\x59\x03\xe9\x72\x15\xfd\xc4"
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"\x5c\x01\x9f\x82\x26\x87\x86\x90\x52\x5e\x1d\xa8\xe6\xf2\xb8\x7d\xf6\x5a"
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"\x77\x85\x37\xcf\x68\x3e\x68\x18\x1e\x27\xef\xfb\x6a\x9b\x73\xab\x60\xb2"
"\xcd\xb1\x3d\x9a\x7b\x9f\x86\x3d\xa6\x08\xbc\xc5\x9d\x70\x4e\x94\xd8\x93"
"\x57\x1d\x0c\xba\xeb\xf2\xbf\x20\xe8\x6c\x73\x20\xfe\xcc\x64\xb6\xd9\xab"
"\xb9\xe7\xb5\x72\x07\x2c\x18\x83\x5e\x3a\x8d\xb2\xb0\xac\xb3\xa0\x85\xd9"
"\x84\x0e\x3c\x90\xf5\xac\xf2\xaf\x84\xa6\xc8\xbe\xea\xe7",
2048);
syscall(SYS_setsockopt, r[0], 0x29, 0x32, 0x20000240, 0x800);
*(uint8_t*)0x20000040 = 0x1c;
*(uint8_t*)0x20000041 = 0x1c;
*(uint16_t*)0x20000042 = htobe16(0x4e23);
*(uint32_t*)0x20000044 = 0;
*(uint64_t*)0x20000048 = htobe64(0);
*(uint64_t*)0x20000050 = htobe64(1);
*(uint32_t*)0x20000058 = 0;
syscall(SYS_connect, r[0], 0x20000040, 0x1c);
return 0;
}

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