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Date: Thu, 21 Jun 2007 23:04:49 +0100
From: Alan Cox <alan@lxorguk.ukuu.org.uk>
To: linas@austin.ibm.com (Linas Vepstas)
Cc: Sergei Shtylyov <sshtylyov@ru.mvista.com>,
       Bartlomiej Zolnierkiewicz <bzolnier@gmail.com>, Stuart_Hayes@dell.com,
       linux-ide@vger.kernel.org, linux-kernel@vger.kernel.org
Subject: Re: [BUG] ide dma_timer_expiry, then hard lockup
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> sd 0:0:0:0 [sda] Done: 0xeff3aba0 TIMEOUT
> sd 0:0:0:0 [sda] Result: host_byte=DID_OK driver_byte=DRV_OK, SUG_OK
> sd 0:0:0:0 [sda] CDB: Read(10): 28 00 00 ... 00 08 00
> sd 0:0:0:0 [sda] scsi host busy 1 failed 0
> ata_scsi_timed_out: ENTER
> ata_scsi_timed_out: EXIT, ret=0
> ata_port_flush_task: ENTER
> ata_port_flush_task: flush #1
> ata1: ata_port_flush_task: flush #2
> ata_port_flush_task: EXIT
> 
> Then a hard hang here.

Thanks 

Added to my bug collection to peer at.