// https://syzkaller.appspot.com/bug?id=f67dc02e17c08c6182702aa9df980d049359f31b // 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, /*addr=*/0x1ffff000ul, /*len=*/0x1000ul, /*prot=*/0ul, /*flags=*/0x32ul, /*fd=*/-1, /*offset=*/0ul); syscall(__NR_mmap, /*addr=*/0x20000000ul, /*len=*/0x1000000ul, /*prot=*/7ul, /*flags=*/0x32ul, /*fd=*/-1, /*offset=*/0ul); syscall(__NR_mmap, /*addr=*/0x21000000ul, /*len=*/0x1000ul, /*prot=*/0ul, /*flags=*/0x32ul, /*fd=*/-1, /*offset=*/0ul); intptr_t res = 0; res = syscall(__NR_socket, /*domain=*/0x26ul, /*type=*/5ul, /*proto=*/0); if (res != -1) r[0] = res; *(uint16_t*)0x200001c0 = 0x26; memcpy((void*)0x200001c2, "hash\000\000\000\000\000\000\000\000\000\000", 14); *(uint32_t*)0x200001d0 = 0; *(uint32_t*)0x200001d4 = 0; memcpy( (void*)0x200001d8, "rmd160-" "generic\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\000\000\000\000\000\000" "\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000", 64); syscall(__NR_bind, /*fd=*/r[0], /*addr=*/0x200001c0ul, /*addrlen=*/0x58ul); res = syscall(__NR_accept4, /*fd=*/r[0], /*peer=*/0ul, /*peerlen=*/0ul, /*flags=*/0ul); if (res != -1) r[1] = res; *(uint64_t*)0x20000040 = 0; *(uint32_t*)0x20000048 = 0; *(uint64_t*)0x20000050 = 0x20000380; *(uint64_t*)0x20000380 = 0x20001900; *(uint64_t*)0x20000388 = 0xfffffd42; *(uint64_t*)0x20000058 = 1; *(uint64_t*)0x20000060 = 0; *(uint64_t*)0x20000068 = 0; *(uint32_t*)0x20000070 = 0; syscall(__NR_sendmsg, /*fd=*/r[1], /*msg=*/0x20000040ul, /*f=*/0ul); return 0; }