// 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=*/0x1ffffffff000ul, /*len=*/0x1000ul, /*prot=*/0ul, /*flags=MAP_FIXED|MAP_ANONYMOUS|MAP_PRIVATE*/ 0x32ul, /*fd=*/(intptr_t)-1, /*offset=*/0ul); syscall(__NR_mmap, /*addr=*/0x200000000000ul, /*len=*/0x1000000ul, /*prot=PROT_WRITE|PROT_READ|PROT_EXEC*/ 7ul, /*flags=MAP_FIXED|MAP_ANONYMOUS|MAP_PRIVATE*/ 0x32ul, /*fd=*/(intptr_t)-1, /*offset=*/0ul); syscall(__NR_mmap, /*addr=*/0x200001000000ul, /*len=*/0x1000ul, /*prot=*/0ul, /*flags=MAP_FIXED|MAP_ANONYMOUS|MAP_PRIVATE*/ 0x32ul, /*fd=*/(intptr_t)-1, /*offset=*/0ul); const char* reason; (void)reason; intptr_t res = 0; if (write(1, "executing program\n", sizeof("executing program\n") - 1)) { } // socket$nl_route arguments: [ // domain: const = 0x10 (8 bytes) // type: const = 0x3 (8 bytes) // proto: const = 0x0 (4 bytes) // ] // returns sock_nl_route res = syscall(__NR_socket, /*domain=*/0x10ul, /*type=*/3ul, /*proto=*/0); if (res != -1) r[0] = res; // sendmsg$nl_route arguments: [ // fd: sock_nl_route (resource) // msg: ptr[in, msghdr_netlink[netlink_msg_route]] { // msghdr_netlink[netlink_msg_route] { // addr: nil // addrlen: len = 0x0 (4 bytes) // pad = 0x0 (4 bytes) // vec: ptr[in, iovec[in, netlink_msg_route]] { // iovec[in, netlink_msg_route] { // addr: ptr[inout, array[ANYUNION]] { // array[ANYUNION] { // union ANYUNION { // ANYBLOB: buffer: {48 00 00 00 10 00 03 04 00 00 00 00 00 // 00 00 00 06 00 00 00} (length 0x14) // } // union ANYUNION { // ANYRES32: ANYRES32 (resource) // } // union ANYUNION { // ANYBLOB: buffer: {a5 ff ad 88 00 00 00 00 28 00 12 80 0a // 00 01 00 63 61 6e} (length 0x13) // } // } // } // len: len = 0x48 (8 bytes) // } // } // vlen: const = 0x1 (8 bytes) // ctrl: const = 0x0 (8 bytes) // ctrllen: const = 0x0 (8 bytes) // f: send_flags = 0x0 (4 bytes) // pad = 0x0 (4 bytes) // } // } // f: send_flags = 0x0 (8 bytes) // ] *(uint64_t*)0x200000000280 = 0; *(uint32_t*)0x200000000288 = 0; *(uint64_t*)0x200000000290 = 0x200000000100; *(uint64_t*)0x200000000100 = 0x200000000180; memcpy((void*)0x200000000180, "\x48\x00\x00\x00\x10\x00\x03\x04\x00\x00\x00\x00\x00\x00\x00\x00\x06" "\x00\x00\x00", 20); *(uint32_t*)0x200000000194 = 0; memcpy((void*)0x200000000198, "\xa5\xff\xad\x88\x00\x00\x00\x00\x28\x00\x12\x80\x0a\x00\x01\x00\x63" "\x61\x6e", 19); *(uint64_t*)0x200000000108 = 0x48; *(uint64_t*)0x200000000298 = 1; *(uint64_t*)0x2000000002a0 = 0; *(uint64_t*)0x2000000002a8 = 0; *(uint32_t*)0x2000000002b0 = 0; syscall(__NR_sendmsg, /*fd=*/r[0], /*msg=*/0x200000000280ul, /*f=*/0ul); return 0; }