¿Alguno de nuestros superpopes me puede decir qué se cuece aquí? Lo acabo de sacar de mi /var/log/syslog

Jul 14 18:46:07 localhost kernel: hdb: dma_timer_expiry: dma status == 0x61
Jul 14 18:46:17 localhost kernel: hdb: DMA timeout error
Jul 14 18:46:17 localhost kernel: hdb: dma timeout error: status=0x35 { DeviceFault SeekComplete CorrectedError Error }
Jul 14 18:46:17 localhost kernel: hdb: dma timeout error: error=0x35 { DriveStatusError SectorIdNotFound AddrMarkNotFound }, LBAsect=8830590465333, high=526344, low=3487029, sector=252133571
Jul 14 18:46:17 localhost kernel: ide: failed opcode was: unknown
Jul 14 18:46:17 localhost kernel: hda: DMA disabled
Jul 14 18:46:17 localhost kernel: hdb: DMA disabled
Jul 14 18:46:18 localhost kernel: ide0: reset: success
Jul 14 18:46:38 localhost kernel: hdb: dma_timer_expiry: dma status == 0x41
Jul 14 18:46:48 localhost kernel: hdb: DMA timeout error
Jul 14 18:46:48 localhost kernel: hdb: dma timeout error: status=0x58 { DriveReady SeekComplete DataRequest }
Jul 14 18:46:48 localhost kernel: 
Jul 14 18:46:48 localhost kernel: ide: failed opcode was: unknown
Jul 14 18:46:48 localhost kernel: hdb: status error: status=0x50 { DriveReady SeekComplete }
Jul 14 18:46:48 localhost kernel: 
Jul 14 18:46:48 localhost kernel: ide: failed opcode was: unknown
Jul 14 18:46:48 localhost kernel: hdb: no DRQ after issuing MULTWRITE_EXT
Jul 14 18:46:48 localhost kernel: hdb: status timeout: status=0xd0 { Busy }
Jul 14 18:46:48 localhost kernel: 
Jul 14 18:46:48 localhost kernel: ide: failed opcode was: unknown
Jul 14 18:46:48 localhost kernel: hdb: no DRQ after issuing MULTWRITE_EXT
Jul 14 18:46:48 localhost kernel: ide0: reset: success
Jul 14 18:47:08 localhost kernel: hdb: dma_timer_expiry: dma status == 0x41
Jul 14 18:47:18 localhost kernel: hdb: DMA timeout error
Jul 14 18:47:18 localhost kernel: hdb: dma timeout error: status=0x58 { DriveReady SeekComplete DataRequest }
Jul 14 18:47:18 localhost kernel: 
Jul 14 18:47:18 localhost kernel: ide: failed opcode was: unknown
Jul 14 18:47:18 localhost kernel: hdb: status error: status=0x50 { DriveReady SeekComplete }
Jul 14 18:47:18 localhost kernel: 
Jul 14 18:47:18 localhost kernel: ide: failed opcode was: unknown
Jul 14 18:47:18 localhost kernel: hdb: no DRQ after issuing MULTWRITE_EXT
Jul 14 18:47:18 localhost kernel: hdb: status timeout: status=0xd0 { Busy }
Jul 14 18:47:18 localhost kernel: 
Jul 14 18:47:18 localhost kernel: ide: failed opcode was: unknown
Jul 14 18:47:18 localhost kernel: hdb: no DRQ after issuing MULTWRITE_EXT
Jul 14 18:47:19 localhost kernel: ide0: reset: success
Jul 14 18:47:39 localhost kernel: hdb: dma_timer_expiry: dma status == 0x41
Jul 14 18:47:49 localhost kernel: hdb: DMA timeout error
Jul 14 18:47:49 localhost kernel: hdb: dma timeout error: status=0x58 { DriveReady SeekComplete DataRequest }
Jul 14 18:47:49 localhost kernel: 
Jul 14 18:47:49 localhost kernel: ide: failed opcode was: unknown
Jul 14 18:48:40 localhost kernel: hdb: status error: status=0x50 { DriveReady SeekComplete }
Jul 14 18:48:40 localhost kernel: 
Jul 14 18:48:40 localhost kernel: ide: failed opcode was: unknown
Jul 14 18:48:40 localhost kernel: hdb: no DRQ after issuing MULTWRITE_EXT
Jul 14 18:48:40 localhost kernel: hdb: status error: status=0x50 { DriveReady SeekComplete }
Jul 14 18:48:40 localhost kernel: 
Jul 14 18:48:40 localhost kernel: ide: failed opcode was: unknown
Jul 14 18:48:40 localhost kernel: hdb: no DRQ after issuing MULTWRITE_EXT
Jul 14 18:48:40 localhost kernel: hdb: recal_intr: status=0x10 { SeekComplete }
Jul 14 18:48:40 localhost kernel: 
Jul 14 18:48:40 localhost kernel: ide: failed opcode was: unknown
Jul 14 18:48:40 localhost kernel: hdb: status error: status=0x34 { DeviceFault SeekComplete CorrectedError }
Jul 14 18:48:40 localhost kernel: 
Jul 14 18:48:40 localhost kernel: ide: failed opcode was: unknown
Jul 14 18:48:40 localhost kernel: hdb: no DRQ after issuing MULTWRITE_EXT
Jul 14 18:48:43 localhost kernel: ide0: reset: success