// https://syzkaller.appspot.com/bug?id=3e99f9b4ca4807bb541159f3cd1c0776f6598ee8 // autogenerated by syzkaller (http://github.com/google/syzkaller) #define _GNU_SOURCE #include #include #include #include #include static void execute_one(); extern unsigned long long procid; void loop() { while (1) { execute_one(); } } uint64_t r[3] = {0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff}; void execute_one() { long res = 0; res = syscall(__NR_socket, 0x26, 5, 0); if (res != -1) r[0] = res; *(uint16_t*)0x20000280 = 0x26; memcpy((void*)0x20000282, "\x68\x61\x73\x68\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 14); *(uint32_t*)0x20000290 = 0; *(uint32_t*)0x20000294 = 0; memcpy((void*)0x20000298, "\x73\x68\x61\x33\x2d\x33\x38\x34\x2d\x67\x65\x6e\x65\x72\x69\x63\x00" "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00" "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00" "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 64); syscall(__NR_bind, r[0], 0x20000280, 0x58); res = syscall(__NR_accept, r[0], 0, 0); if (res != -1) r[1] = res; memcpy((void*)0x204b8ff8, "./file0", 8); res = syscall(__NR_open, 0x204b8ff8, 0x28042, 0); if (res != -1) r[2] = res; syscall(__NR_fallocate, r[2], 0, 0, 0x73e0); *(uint64_t*)0x207ed000 = 0; syscall(__NR_sendfile, r[1], r[2], 0x207ed000, 0x73e0); } int main() { syscall(__NR_mmap, 0x20000000, 0x1000000, 3, 0x32, -1, 0); for (;;) { loop(); } }