// https://syzkaller.appspot.com/bug?id=df1627594ef123f71d415a6a11b388e53c310fa3 // 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, 0x1ffff000ul, 0x1000ul, 0ul, 0x32ul, -1, 0ul); syscall(__NR_mmap, 0x20000000ul, 0x1000000ul, 7ul, 0x32ul, -1, 0ul); syscall(__NR_mmap, 0x21000000ul, 0x1000ul, 0ul, 0x32ul, -1, 0ul); intptr_t res = 0; memcpy((void*)0x20001880, "/dev/kvm\000", 9); res = syscall(__NR_openat, 0xffffffffffffff9cul, 0x20001880ul, 0ul, 0ul); if (res != -1) r[0] = res; *(uint64_t*)0x20000280 = 0; *(uint64_t*)0x20000288 = 0; syscall(__NR_prlimit64, 0, 7ul, 0x20000280ul, 0ul); syscall(__NR_ioctl, r[0], 0xae01, 0ul); return 0; }