Dnia 11-01-2007, czw o godzinie 22:10 +0100, Carsten Gnörlich wrote:
Hello,

> thanks for the info - I have an idea now where the crash is located.
> However I still do not fully understand what is needed to cause the crash.
> 
> > I realize that with option --query-size drive or udf dvdisaster don't
> > crash.
> 
> That is interesting. If my theory is right, 
> 
> ./dvdisaster --query-size=drive -v -s
> 
> will reveal that the drive is reporting silly stuff during the query. Anyone 
> care to verify or disprove ;-)

Here is the command output:
utemp:~$ dvdisaster --query-size=drive -v -s
...
Device: /dev/hda, HL-DT-STDVDRAM GSA-4167B DL13
Skipping medium size determination from ECC header.
Skipping medium size determination from ISO/UDF filesystem.
* Warning: Different media sizes depending on query method:
*          READ CAPACITY:      4072605 sectors
*          READ DVD STRUCTURE: 8589541377 sectors
*          
*          Evaluation of returned medium sizes:
*          
*          Sector 4072604: readable
*          Sector 4072605: Illegal Request; Logical block address out of range.
*          -> READ CAPACITY looks GOOD
*          
*          Sector -393216: Illegal Request; Logical block address out of range.
*          Sector -393215: Illegal Request; Logical block address out of range.
*          -> READ DVD STRUCTURE is UNUSABLE
*          
*          Final decision: Using value from READ CAPACITY
*          
Medium: DVD-ROM, 4072605 sectors, 2 layer(s)

Scanning medium for read errors.
Waiting 5 seconds for drive to spin up...
Sector 608: Illegal Request; Read of scrambled sector without authentication. 
Skipping 15 sectors.
<more Illegal requests>

Greetings,
Kupson
PS: It looks like I misjudged severity of this bug. Can we lower it now?



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