DVDRAM issues

[ml at bortal.de]

This mail arrived quite late since this mail had to be aproved by the 
ml-admin.
Maybe someone missed it out?! So i thought i would just "push" it up 
again ;)

Thanks, Mario


ml at bortal.de schrieb:
> Hello List,
>
> i am not sure if this is a Kernel issue, but we are having massive 
> problems with writing to DVDRAM. Our DVD-Drive even becomes unuseable 
> or disapears after a reboot.
> In fact, we have already used 2 diffrent DVD-Writer (both LG 
> GSA-4166B) and a few DVD-RAM Disks.
>
> Let?s start what we have so far:
> - Ubuntu 6.06 LTS
> - DVD-Device: LG GSA-4166B Build Oct2005
> - DVD-Media: DVD-RAM from Verbatim, 3x certified, 4,7GB
> - Kernel 2.6.23.1 build with:
> make oldconfig
> make-kpkg clean
> make-kpkg --initrd --revision=custom.1.0 kernel_image
>
> base on the config attached.
>
> I formatted the DVD-RAM with the command:
> mkudffs --spartable=2 --media-type=dvdram /dev/hdc
>
> From the Boot-Dmesg:
> ----------------------------------------------------------------------------------------- 
>
> [ 29.544059] Probing IDE interface ide1...
> [ 30.466904] hdc: HL-DT-STDVDRRW GSA-4166B, ATAPI CD/DVD-ROM drive
> [ 30.826775] hdc: selected mode 0x44
> [ 30.827056] ide1 at 0x170-0x177,0x376 on irq 15
>
> From the syslog:
> ----------------------------------------------------------------------------------------- 
>
> Nov 13 12:19:23 ubuntu kernel: [ 2377.061536] ATAPI device hdc:
> Nov 13 12:19:23 ubuntu kernel: [ 2377.061544] Error: Illegal request 
> -- (Sense key=0x05)
> Nov 13 12:19:23 ubuntu kernel: [ 2377.061549] Illegal mode for this 
> track or incompatible medium -- (asc=0x64, ascq=0x00)
> Nov 13 12:19:23 ubuntu kernel: [ 2377.061584] The failed "Read 10" 
> packet command was:
> Nov 13 12:19:23 ubuntu kernel: [ 2377.061585] "28 00 00 00 01 b4 00 00 
> 01 00 00 00 00 00 00 00 "
> Nov 13 12:19:23 ubuntu kernel: [ 2377.061608] end_request: I/O error, 
> dev hdc, sector 1744
> Nov 13 12:19:23 ubuntu kernel: [ 2377.062793] udf: udf_read_inode(ino 
> 436) failed !bh
> Nov 13 12:19:28 ubuntu kernel: [ 2382.499313] hdc: command error: 
> status=0x51 { DriveReady SeekComplete Error }
> Nov 13 12:19:28 ubuntu kernel: [ 2382.499324] hdc: command error: 
> error=0x50 { LastFailedSense=0x05 }
> Nov 13 12:19:28 ubuntu kernel: [ 2382.499328] ide: failed opcode was: 
> unknown
>
> All we really do is to mount the drive to /tmp/mnt and 
> write/read/delte files with rsync, rm, ls.
>
> Attached files:
> ----------------------------------------------------------------------------------------- 
>
> - syslog
> - dmesg
> - (Kernel) config
> (md5sum 27296f9f33915422fb63fbf70f7078c2 infos.tgz)
>
>
>
> Has anyone an idea how i can get rid of those errors?
>
> Thanks, Mario