Hoary and k3b cannot write

Art Alexion art.alexion at verizon.net
Tue Oct 4 16:43:11 UTC 2005


Derek Broughton wrote:

>Kevin, why are you starting it as root?  It shouldn't run _from_ root, and
>quite possibly (depending on the kernel you're using) can't run suid root. 
>Instead, you should have the device owned by group 'cdrom' and yourself
>added to the group.  If you still can't write CDs at that point, then you
>need cdrecord/cdrdao to be suid root - but that is done in the K3B setup.
>  
>

I have what I think is the same problem, just manifesting itself
differently as I am trying to burn audio CD so no ISO is created.  Here
is my output:

Devices
-----------------------
SAMSUNG CD-R/RW SW-252B R701 (/dev/hdc, ) at /media/cdrom0 [CD-R; CD-RW;
CD-ROM] [CD-ROM; CD-R; CD-RW] [SAO; TAO; RAW; RAW/R96R]

System
-----------------------
K3b Version: 0.11.23
KDE Version: 3.4.0
QT Version:  3.3.3
Kernel:      2.6.10-5-386

cdrecord
-----------------------
/usr/bin/cdrecord: Warning: Running on Linux-2.6.10-5-386
/usr/bin/cdrecord: There are unsettled issues with Linux-2.5 and newer.
/usr/bin/cdrecord: If you have unexpected problems, please try Linux-2.4
or Solaris.
/usr/bin/cdrecord: Operation not permitted. WARNING: Cannot set RR-scheduler
/usr/bin/cdrecord: Permission denied. WARNING: Cannot set priority using
setpriority().
/usr/bin/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.
Linux sg driver version: 3.5.27
/usr/bin/cdrecord: Warning: using unofficial version of libscg
(ubuntu-0.8ubuntu1 '@(#)scsitransp.c 1.91 04/06/17 Copyright
1988,1995,2000-2004 J. Schilling').
SCSI buffer size: 64512
Cdrecord-Clone 2.01a38 (i686-pc-linux-gnu) Copyright (C) 1995-2004 Joerg
Schilling
NOTE: this version of cdrecord is an unofficial (modified) release of
cdrecord
      and thus may have bugs that are not present in the original version.
      Please send bug reports and support requests to
<cdrtools at packages.debian.org>.
      The original author should not be bothered with problems of this
version.
TOC Type: 0 = CD-DA
Using libscg version 'ubuntu-0.8ubuntu1'.
Driveropts: 'burnfree'
atapi: 1
Device type    : Removable CD-ROM
Version        : 0
Response Format: 1
Vendor_info    : 'SAMSUNG '
Identifikation : 'CD-R/RW SW-252B '
Revision       : 'R701'
Device seems to be: Generic mmc CD-RW.
Current: 0x000A
Profile: 0x0008
Profile: 0x0009
Profile: 0x000A (current)
Using generic SCSI-3/mmc   CD-R/CD-RW driver (mmc_cdr).
Driver flags   : MMC-3 SWABAUDIO BURNFREE FORCESPEED
Supported modes: TAO PACKET SAO SAO/R96P SAO/R96R RAW/R96R
Drive buf size : 1359872 = 1328 KB
FIFO size      : 4194304 = 4096 KB
pregap1: -1
Track 01: audio   60 MB (06:01.18) no preemp swab copy
Track 02: audio   84 MB (08:24.45) no preemp swab copy
Track 03: audio   22 MB (02:11.46) no preemp swab copy
Track 04: audio   17 MB (01:44.36) no preemp swab copy
Track 05: audio   84 MB (08:22.01) no preemp swab copy
Track 06: audio  150 MB (14:53.85) no preemp swab copy
Track 07: audio    8 MB (00:51.37) no preemp swab copy
Track 08: audio  147 MB (14:38.73) no preemp swab copy
Track 09: audio   56 MB (05:33.54) no preemp swab copy
Total size:      632 MB (62:40.98) = 282074 sectors
Lout start:      633 MB (62:42/74) = 282074 sectors
Current Secsize: 2048
ATIP info from disk:
  Indicated writing power: 6
  Reference speed: 0
  Is not unrestricted
  Is erasable
  Disk sub type: Ultra High speed Rewritable media (2)
  ATIP start of lead in:  -11744 (97:25/31)
  ATIP start of lead out: 359848 (79:59/73)
  1T speed low: 16 1T speed high: 16
  2T speed low:  8 2T speed high: 24
  power mult factor: 1 4
  recommended erase/write power: 3
/usr/bin/cdrecord: Operation not permitted. WARNING: Cannot set RR-scheduler
/usr/bin/cdrecord: Permission denied. WARNING: Cannot set priority using
setpriority().
/usr/bin/cdrecord: WARNING: This causes a high risk for buffer underruns.
/usr/bin/cdrecord: Trying to use ultra high speed medium on improper writer.
/usr/bin/cdrecord: fifo had 64 puts and 0 gets.
/usr/bin/cdrecord: fifo was 0 times empty and 1 times full, min fill was 0%.
  A1 values: 66 18 B8
  A2 values: 38 80 00
  A3 values: 04 CF 88
Disk type:    Phase change
Manuf. index: 40
Manufacturer: INFODISC Technology Co., Ltd.
Blocks total: 359848 Blocks current: 359848 Blocks remaining: 77774
Forcespeed is OFF.
BURN-Free was never needed.

cdrecord comand:
-----------------------
/usr/bin/cdrecord.mmap -v gracetime=2 dev=/dev/hdc speed=10 -dao
driveropts=burnfree -eject -overburn -useinfo -pad -shorttrack -audio
/mnt/m2/burn/k3b_audio_0_01.inf /mnt/m2/burn/k3b_audio_0_02.inf
/mnt/m2/burn/k3b_audio_0_03.inf /mnt/m2/burn/k3b_audio_0_04.inf
/mnt/m2/burn/k3b_audio_0_05.inf /mnt/m2/burn/k3b_audio_0_06.inf
/mnt/m2/burn/k3b_audio_0_07.inf /mnt/m2/burn/k3b_audio_0_08.inf
/mnt/m2/burn/k3b_audio_0_09.inf

=====================================

Xcdroast works on this system.


-- 

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Art Alexion
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