errori DVD-RW

[Paolo <steffb@cheapnet.it>]

ciao, ho appena sostituito il normale masterizzatore cd con un masterizzatore 
DVD, al boot mi ha dato una valanga di errori anche se non si blocca nulla e 
pare venga riconosciuto correttamente.. eccoli qui:

.....
EXT3-fs: mounted filesystem with ordered data mode.
VFS: Mounted root (ext3 filesystem) readonly.
Freeing unused kernel memory: 280k freed
spurious 8259A interrupt: IRQ7.
hdd: dma_intr: status=0x51 { DriveReady SeekComplete Error }
hdd: dma_intr: error=0x84 { DriveStatusError BadCRC }
hdd: dma_intr: status=0x51 { DriveReady SeekComplete Error }
hdd: dma_intr: error=0x84 { DriveStatusError BadCRC }
hdd: dma_intr: status=0x51 { DriveReady SeekComplete Error }
hdd: dma_intr: error=0x84 { DriveStatusError BadCRC }
hdd: dma_intr: status=0x51 { DriveReady SeekComplete Error }
hdd: dma_intr: error=0x84 { DriveStatusError BadCRC }
ide1: reset: success
hdd: dma_intr: status=0x51 { DriveReady SeekComplete Error }
hdd: dma_intr: error=0x84 { DriveStatusError BadCRC }
hdd: dma_intr: status=0x51 { DriveReady SeekComplete Error }
hdd: dma_intr: error=0x84 { DriveStatusError BadCRC }
hdd: dma_intr: status=0x51 { DriveReady SeekComplete Error }
hdd: dma_intr: error=0x84 { DriveStatusError BadCRC }
hdd: dma_intr: status=0x51 { DriveReady SeekComplete Error }
hdd: dma_intr: error=0x84 { DriveStatusError BadCRC }
ide1: reset: success
Adding Swap: 1464616k swap-space (priority -1)
hdd: dma_intr: status=0x51 { DriveReady SeekComplete Error }
hdd: dma_intr: error=0x84 { DriveStatusError BadCRC }
hdd: dma_intr: status=0x51 { DriveReady SeekComplete Error }
hdd: dma_intr: error=0x84 { DriveStatusError BadCRC }
hdd: dma_intr: status=0x51 { DriveReady SeekComplete Error }
hdd: dma_intr: error=0x84 { DriveStatusError BadCRC }
hdd: dma_intr: status=0x51 { DriveReady SeekComplete Error }
hdd: dma_intr: error=0x84 { DriveStatusError BadCRC }
hdd: dma_intr: status=0x51 { DriveReady SeekComplete Error }
hdd: dma_intr: error=0x84 { DriveStatusError BadCRC }
hdd: dma_intr: status=0x51 { DriveReady SeekComplete Error }
hdd: dma_intr: error=0x84 { DriveStatusError BadCRC }
hdd: dma_intr: status=0x51 { DriveReady SeekComplete Error }
hdd: dma_intr: error=0x84 { DriveStatusError BadCRC }
hdd: dma_intr: status=0x51 { DriveReady SeekComplete Error }
hdd: dma_intr: error=0x84 { DriveStatusError BadCRC }
ide1: reset: success
EXT3 FS 2.4-0.9.17, 10 Jan 2002 on ide1(22,67), internal journal
usb.c: registered new driver usbdevfs
usb.c: registered new driver hub
......


ovviamente e' montato su hdd.. sapete dirmi se e' grave e come correggere 
questo "problema"?
vi ringrazio!