Hello.
Can you please confirm?
There is a known bug where if you use the GetOut interaction on the rear door as a passenger, you enter this state that you have described.

the dx version should be supplied on install through Steam

Duplicate of https://feedback.bistudio.com/T200166

Try to disable Steam cloud sync.
Then go into your documents
go into Dayz Exp folder
Delete all the contents
go into DayZ folder
Copy all the contents
Paste them into DayZ Exp folder.
Launch exp and try

Hello,
We have tested this on our end but could not reproduce.

Confirmed, thank you for adding all the details.

Hello.
Please provide logs from the occurrence and also the region/country where you are connecting from

And does it occur without any mods?

Hello and thank you for the report.
All hacking incidents are being investigated by BattlEye.
Regards,

Hello.
Does the game freeze or does the game crash? Does the stable version run fine?

Hello.
We have tested the issue but we could not reproduce it on our end.