Crashing Netbsd with cdrecord on blade100

["Caloro Maurizio" <mauric%gmx.ch@localhost>]

Hello
if i want burn with cdrecord cd or dvd my system sun balde 100 crash
and i need to restart the system from new. i work only with ssh console
so i dont see excatly the causing crash.

it would be great, to get any informations or help from you.
regards
MC

blade100# uname -rsa
NetBSD blade100. 5.0.2 NetBSD 5.0.2 (GENERIC) #0: Sat Feb  6 22:11:13 UTC 2010  
builds%b7.netbsd.org@localhost:/home/builds/ab/netbsd-5-0-2-RELEASE/sparc64/201002061851Z-obj/home/builds/ab/netbsd-5-0-2-RELEASE/src/sys/arch/sparc64/compile/GENERIC
 sparc64

blade100# cdrecord -version
Cdrecord-ProDVD-ProBD-Clone 3.00 (sparc64-unknown-netbsd5.0.2) Copyright (C) 
1995-2010 JÃrg Schilling

blade100# cdrecord -dev=31,1,0 -v -eject -data -multi -driveropts=burnfree 
/usr/DataBackup.tar.gz
cdrecord: No write mode specified.
cdrecord: Assuming -tao mode.
cdrecord: Future versions of cdrecord may have different drive dependent 
defaults.
Cdrecord-ProDVD-ProBD-Clone 3.00 (sparc64-unknown-netbsd5.0.2) Copyright (C) 
1995-2010 JÃrg Schilling
TOC Type: 1 = CD-ROM
scsidev: '31,1,0'
scsibus: 31 target: 1 lun: 0
Using libscg version 'schily-0.9'.
Driveropts: 'burnfree'
SCSI buffer size: 61440
atapi: 1
Device type    : Removable CD-ROM
Version        : 0
Response Format: 2
Capabilities   :
Vendor_info    : 'PIONEER '
Identifikation : 'DVD-RW  DVR-107D'
Revision       : '1.20'
Device seems to be: Generic mmc2 DVD-R/DVD-RW/DVD-RAM.
Current: DVD-R sequential recording
Profile: DVD+R
Profile: DVD+RW
Profile: DVD-RW sequential recording
Profile: DVD-RW restricted overwrite
Profile: DVD-R sequential recording (current)
Profile: DVD-ROM
Profile: CD-RW
Profile: CD-R
Profile: CD-ROM
Using generic SCSI-3/mmc-2 DVD-R/DVD-RW/DVD-RAM driver (mmc_dvd).
Driver flags   : NO-CD DVD MMC-3 SWABAUDIO BURNFREE
Supported modes: PACKET SAO
Drive buf size : 1605632 = 1568 KB
cdrecord: Warning: Cannot read drive buffer.
cdrecord: Warning: The DMA speed test has been skipped.
FIFO size      : 4194304 = 4096 KB
Track 01: data  3241 MB
Total size:     3241 MB = 1659553 sectors
Current Secsize: 2048
Total power on  hours: 395372
Blocks total: 2298496 Blocks current: 2298496 Blocks remaining: 638943
Reducing transfer size from 61440 to 32768 bytes.
Starting to write CD/DVD/BD at speed 4 in real SAO mode for multi session.
Last chance to quit, starting real write    0 seconds. Operation starts.
Waiting for reader process to fill input buffer ... input buffer ready.
BURN-Free is OFF.
Turning BURN-Free on
Starting new track at sector: 0
Track 01: 2594 of 3241 MB written (fifo  97%) [buf  83%]   1.8x.

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