// https://syzkaller.appspot.com/bug?id=a9a84460727a40d9f15f44bf8f4d7f081b4345b7 // autogenerated by syzkaller (https://github.com/google/syzkaller) #define _GNU_SOURCE #include #include #include #include #include #include #include #include uint64_t r[1] = {0xffffffffffffffff}; int main(void) { syscall(__NR_mmap, /*addr=*/0x1ffff000ul, /*len=*/0x1000ul, /*prot=*/0ul, /*flags=MAP_FIXED|MAP_ANONYMOUS|MAP_PRIVATE*/ 0x32ul, /*fd=*/-1, /*offset=*/0ul); syscall(__NR_mmap, /*addr=*/0x20000000ul, /*len=*/0x1000000ul, /*prot=PROT_WRITE|PROT_READ|PROT_EXEC*/ 7ul, /*flags=MAP_FIXED|MAP_ANONYMOUS|MAP_PRIVATE*/ 0x32ul, /*fd=*/-1, /*offset=*/0ul); syscall(__NR_mmap, /*addr=*/0x21000000ul, /*len=*/0x1000ul, /*prot=*/0ul, /*flags=MAP_FIXED|MAP_ANONYMOUS|MAP_PRIVATE*/ 0x32ul, /*fd=*/-1, /*offset=*/0ul); const char* reason; (void)reason; intptr_t res = 0; if (write(1, "executing program\n", sizeof("executing program\n") - 1)) { } res = syscall(__NR_socket, /*domain=*/0x10ul, /*type=SOCK_DGRAM*/ 2ul, /*proto=*/0x10); if (res != -1) r[0] = res; *(uint64_t*)0x20000000 = 0; *(uint32_t*)0x20000008 = 0xffffff2d; *(uint64_t*)0x20000010 = 0x20000080; *(uint64_t*)0x20000080 = 0x20000040; memcpy((void*)0x20000040, "\xc0\x0e\x02\x00\x22\x00\x35\x07\xd2\x5a\x80\x6f\x8c\x63\x94\xf9\x05" "\x24\xfc\x60\x04\x00\x17\x01\x0a\x74\x03\x00\x47\x00\x00\x00\x37\x15" "\x3e\x37\x02\x48\x01\x80\x00\xf0\x17\x00\xd1\xbd", 46); *(uint64_t*)0x20000088 = 0x33fe0; *(uint64_t*)0x20000018 = 1; *(uint64_t*)0x20000020 = 0; *(uint64_t*)0x20000028 = 0; *(uint32_t*)0x20000030 = 0; syscall(__NR_sendmsg, /*fd=*/r[0], /*msg=*/0x20000000ul, /*f=*/0ul); return 0; }