When CRIU dumps a process that has a device file opened, the latter is handled as any other opened file. If the device file name is [[invisible files|invisible]], CRIU might not be able to restore this file.
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However, if the same device (by maj:min pair) has different name visible by CRIU, the option <code>--evasive-devices</code> tells CRIU to use ''any'' name for the device.