cdrecord: No write mode specified.
cdrecord: Asuming -tao mode.
cdrecord: Future versions of cdrecord may have different drive dependent defaults.
cdrecord: Continuing in 5 seconds...
cdrecord: Operation not permitted. WARNING: Cannot set RR-scheduler
cdrecord: Permission denied. WARNING: Cannot set priority using setpriority().
cdrecord: WARNING: This causes a high risk for buffer underruns.
scsidev: '/dev/hdc'
devname: '/dev/hdc'
scsibus: -2 target: -2 lun: -2
Warning: Open by 'devname' is unintentional and not supported.
Error trying to open /dev/hdc exclusively (Permission denied)... retrying in 1 second.
Error trying to open /dev/hdc exclusively (Permission denied)... retrying in 1 second.
Error trying to open /dev/hdc exclusively (Permission denied)... retrying in 1 second.
Error trying to open /dev/hdc exclusively (Permission denied)... retrying in 1 second.
Error trying to open /dev/hdc exclusively (Permission denied)... retrying in 1 second.
Error trying to open /dev/hdc exclusively (Permission denied)... retrying in 1 second.
Error trying to open /dev/hdc exclusively (Permission denied)... retrying in 1 second.
Error trying to open /dev/hdc exclusively (Permission denied)... retrying in 1 second.
Error trying to open /dev/hdc exclusively (Permission denied)... retrying in 1 second.
Error trying to open /dev/hdc exclusively (Permission denied)... retrying in 1 second.
cdrecord: Permission denied. Cannot open '/dev/hdc'. Cannot open SCSI driver.
cdrecord: For possible targets try 'cdrecord -scanbus'. Make sure you are root.
cdrecord: For possible transport specifiers try 'cdrecord dev=help'.
cdrecord: 
cdrecord: For more information, install the cdrtools-doc
cdrecord: package and read /usr/share/doc/cdrecord/README.ATAPI.setup .