// https://syzkaller.appspot.com/bug?id=ddeb6bdf08459d56ac60093a4e895f8ad7000d0b // autogenerated by syzkaller (https://github.com/google/syzkaller) #define _GNU_SOURCE #include #include #include #include #include #include #include #include #include #include uint64_t r[2] = {0xffffffffffffffff, 0xffffffffffffffff}; int main(void) { syscall(SYS_mmap, 0x20000000ul, 0x1000000ul, 7ul, 0x1012ul, -1, 0ul); intptr_t res = 0; res = syscall(SYS_socket, 0x1cul, 1ul, 0); if (res != -1) r[0] = res; *(uint8_t*)0x200000c0 = 0x1c; *(uint8_t*)0x200000c1 = 0x1c; *(uint16_t*)0x200000c2 = htobe16(0x4e20); *(uint32_t*)0x200000c4 = 0; *(uint64_t*)0x200000c8 = htobe64(0); *(uint64_t*)0x200000d0 = htobe64(1); *(uint32_t*)0x200000d8 = 0; syscall(SYS_bind, r[0], 0x200000c0ul, 0x1cul); *(uint8_t*)0x20000080 = 0x1c; *(uint8_t*)0x20000081 = 0x1c; *(uint16_t*)0x20000082 = htobe16(0x4e20); *(uint32_t*)0x20000084 = 0; *(uint64_t*)0x20000088 = htobe64(0); *(uint64_t*)0x20000090 = htobe64(1); *(uint32_t*)0x20000098 = 0; syscall(SYS_connect, r[0], 0x20000080ul, 0x1cul); res = syscall(SYS_dup, r[0]); if (res != -1) r[1] = res; syscall(SYS_sendto, r[0], 0ul, 0ul, 0x184ul, 0ul, 0ul); memcpy((void*)0x200002c0, "rack\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000" "\000\000\000\000\000\000\000\000\000\000\000\000", 32); *(uint32_t*)0x200002e0 = 0; syscall(SYS_setsockopt, r[1], 6, 0x2000, 0x200002c0ul, 0x24ul); return 0; }