// https://syzkaller.appspot.com/bug?id=2410d22f1d8e5984217329dd0884b01d99e3e48d // 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, 0x20000000, 0x1000000, 3, 0x32, -1, 0); long res = 0; memcpy((void*)0x20000100, "/dev/ptmx\x00", 10); res = syscall(__NR_openat, 0xffffffffffffff9c, 0x20000100, 0, 0); if (res != -1) r[0] = res; *(uint32_t*)0x200000c0 = 0xf; syscall(__NR_ioctl, r[0], 0x5423, 0x200000c0); syscall(__NR_ioctl, r[0], 0x400455c8, 0xb); return 0; }