// https://syzkaller.appspot.com/bug?id=142604ec0ffac11a7342b6d73bf843715cd555dd // autogenerated by syzkaller (https://github.com/google/syzkaller) #define _GNU_SOURCE #include #include #include #include #include #include #include #include uint64_t r[2] = {0xffffffffffffffff, 0xffffffffffffffff}; int main(void) { syscall(__NR_mmap, 0x1ffff000ul, 0x1000ul, 0ul, 0x32ul, -1, 0ul); syscall(__NR_mmap, 0x20000000ul, 0x1000000ul, 7ul, 0x32ul, -1, 0ul); syscall(__NR_mmap, 0x21000000ul, 0x1000ul, 0ul, 0x32ul, -1, 0ul); intptr_t res = 0; res = syscall(__NR_socket, 0x10ul, 2ul, 4); if (res != -1) r[0] = res; res = syscall(__NR_socket, 0x2cul, 3ul, 0); if (res != -1) r[1] = res; *(uint64_t*)0x20000080 = 0x20000000; *(uint64_t*)0x20000088 = 0x2000; *(uint32_t*)0x20000090 = 0x1000; *(uint32_t*)0x20000094 = 0; *(uint32_t*)0x20000098 = 0; syscall(__NR_setsockopt, r[1], 0x11b, 4, 0x20000080ul, 0x48ul); *(uint64_t*)0x20000080 = 0; *(uint32_t*)0x20000088 = 0; *(uint64_t*)0x20000090 = 0x20000040; *(uint64_t*)0x20000040 = 0x200001c0; memcpy((void*)0x200001c0, "\x39\x00\x00\x00\x14\x00\x81\xae\x10\x1b\x43\x72" "\x70\x02\x21\x5a\x2c\xe7\x6b\x1a\x42\x00\x3c\x00" "\x1f\x9f\x00\x04\x00\x00\x00\x00\x00\x00\x12\xf6" "\x91\xf3\xbd\x35\x40\x00\x00\x00\xe6\xee\xb8\x9c" "\x44\xeb\xb3\xae\xca\x0c\x93\x9c\xd2", 57); *(uint64_t*)0x20000048 = 0x39; *(uint64_t*)0x20000098 = 1; *(uint64_t*)0x200000a0 = 0; *(uint64_t*)0x200000a8 = 0; *(uint32_t*)0x200000b0 = 0; syscall(__NR_sendmsg, r[0], 0x20000080ul, 0ul); return 0; }