// https://syzkaller.appspot.com/bug?id=c572333f27aa06b3b83aa8918570120625cef168 // 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\000", 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, 8); return 0; }