k3b не пишет диски

Установил k3b-1.66.0_alpha2. Тоже самое творится и с 9999. Версия 1.0.5-r5 при этом пишет нормально.
Проблема в чём. При попытке записи DVD пишет, что mkisofs крашится. вот журнал записи:

Devices
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_NEC DVD_RW ND-3550A 1.05 (/dev/hdc, CD-R, CD-RW, CD-ROM, DVD-ROM, DVD-R, DVD-RW, DVD-R DL, DVD+R, DVD+RW, DVD+R DL) [DVD-ROM, DVD-R Sequential, DVD-R Dual Layer Sequential, DVD-RW Restricted Overwrite, DVD-RW Sequential, DVD+RW, DVD+R, DVD+R Dual Layer, CD-ROM, CD-R, CD-RW] [SAO, TAO, RAW, SAO/R96P, SAO/R96R, RAW/R16, RAW/R96P, RAW/R96R, Restricted Overwrite] [%7]

K3b::IsoImager
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mkisofs print size result: 935184 (1915256832 bytes)

System
-----------------------
K3b Version: 1.67.0
KDE Version: 4.2.4 (KDE 4.2.4)
QT Version:  4.5.1
Kernel:      2.6.30-gentoo-r1

Used versions
-----------------------
mkisofs: 2.1
cdrecord: 2.1.1a03

cdrecord
-----------------------
wodim: Operation not permitted. Warning: Cannot raise RLIMIT_MEMLOCK limits.scsidev: '/dev/hdc'
devname: '/dev/hdc'
scsibus: -2 target: -2 lun: -2
Linux sg driver version: 3.5.27
Wodim version: 1.1.9
SCSI buffer size: 64512
Beginning DMA speed test. Set CDR_NODMATEST environment variable if device
communication breaks or freezes immediately after that.
TOC Type: 1 = CD-ROM
Driveropts: 'burnfree'
Device type    : Removable CD-ROM
Version        : 0
Response Format: 2
Capabilities   : 
Vendor_info    : '_NEC    '
Identification : 'DVD_RW ND-3550A '
Revision       : '1.05'
Device seems to be: Generic mmc2 DVD-R/DVD-RW.
Current: 0x0013 (DVD-RW restricted overwrite)
Profile: 0x002B (DVD+R/DL) 
Profile: 0x001B (DVD+R) 
Profile: 0x001A (DVD+RW) 
Profile: 0x0015 (DVD-R/DL sequential recording) 
Profile: 0x0014 (DVD-RW sequential recording) (current)
Profile: 0x0013 (DVD-RW restricted overwrite) (current)
Profile: 0x0011 (DVD-R sequential recording) 
Profile: 0x0010 (DVD-ROM) 
Profile: 0x000A (CD-RW) 
Profile: 0x0009 (CD-R) 
Profile: 0x0008 (CD-ROM) 
Using generic SCSI-3/mmc DVD-R(W) driver (mmc_mdvd).
Driver flags   : SWABAUDIO BURNFREE 
Supported modes: PACKET SAO
Drive buf size : 1769472 = 1728 KB
FIFO size      : 12582912 = 12288 KB
wodim: WARNING: Could not manage to find medium size, and more than 90 mins of data.
Speed set to 5645 KB/s
Track 01: data  1826 MB        
Total size:     2097 MB (207:49.12) = 935184 sectors
Lout start:     2097 MB (207:51/09) = 935184 sectors
Current Secsize: 2048
HINT: use dvd+rw-mediainfo from dvd+rw-tools for information extraction.
Starting to write CD/DVD at speed   4.0 in real SAO mode for single session.
Last chance to quit, starting real write in    2 seconds.
   1 seconds.
   0 seconds. Operation starts.
Waiting for reader process to fill input buffer ... Errno: 0 (Success), reserve track scsi sendcmd: no error
CDB:  53 00 00 00 00 00 0E 45 10 00
status: 0x2 (CHECK CONDITION)
Sense Bytes: 70 00 05 00 00 00 00 0A 00 00 00 00 24 00 00 C0
Sense Key: 0x5 Illegal Request, Segment 0
Sense Code: 0x24 Qual 0x00 (invalid field in cdb) Fru 0x0
Sense flags: Blk 0 (not valid) error refers to command part, bit ptr 0 (not valid) field ptr 0
cmd finished after 0.002s timeout 200s
wodim: Cannot open new session.
input buffer ready.
Writing  time:    0.054s
wodim: fifo had 192 puts and 0 gets.
wodim: fifo was 0 times empty and 0 times full, min fill was 100%.

cdrecord command:
-----------------------
/usr/bin/cdrecord -v gracetime=2 dev=/dev/hdc speed=4 -sao driveropts=burnfree -data -tsize=935184s -

mkisofs
-----------------------
935184
Warning: -follow-links does not always work correctly; be careful.
I: -input-charset not specified, using utf-8 (detected in locale settings)
  0.05% done, estimate finish Fri Jul  3 08:16:33 2009
  0.11% done, estimate finish Fri Jul  3 08:01:39 2009
  0.16% done, estimate finish Fri Jul  3 07:56:34 2009
  0.21% done, estimate finish Fri Jul  3 07:54:01 2009
  0.27% done, estimate finish Fri Jul  3 07:52:25 2009
  0.32% done, estimate finish Fri Jul  3 07:51:24 2009
  0.37% done, estimate finish Fri Jul  3 07:50:40 2009
  0.43% done, estimate finish Fri Jul  3 07:50:07 2009
  0.48% done, estimate finish Fri Jul  3 07:49:41 2009
  0.54% done, estimate finish Fri Jul  3 07:49:20 2009
  0.59% done, estimate finish Fri Jul  3 07:49:03 2009
  0.64% done, estimate finish Fri Jul  3 07:48:49 2009

mkisofs calculate size command:
-----------------------
/usr/bin/mkisofs -gui -graft-points -print-size -quiet -volid perevod -volset  -appid K3B THE CD KREATOR (C) 1998-2007 SEBASTIAN TRUEG -publisher  -preparer  -sysid LINUX -volset-size 1 -volset-seqno 1 -sort /tmp/kde-flaming/k3bj19125.tmp -no-cache-inodes -udf -iso-level 1 -path-list /tmp/kde-flaming/k3bk19125.tmp -dvd-video -f /tmp/kde-flaming/k3bVideoDvd0

mkisofs command:
-----------------------
/usr/bin/mkisofs -gui -graft-points -volid perevod -volset  -appid K3B THE CD KREATOR (C) 1998-2007 SEBASTIAN TRUEG -publisher  -preparer  -sysid LINUX -volset-size 1 -volset-seqno 1 -sort /tmp/kde-flaming/k3be19125.tmp -no-cache-inodes -udf -iso-level 1 -path-list /tmp/kde-flaming/k3bD19125.tmp -dvd-video -f /tmp/kde-flaming/k3bVideoDvd0