linux-kernel - Re: USB: Buffer I/O error on device dm-0, logical block XYZ

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Message-ID:  <49E3DD23.1080806@gmail.com>
Date:	Mon, 13 Apr 2009 18:47:31 -0600
From:	Robert Hancock <hancockrwd@...il.com>
To:	linux-kernel@...r.kernel.org
Cc:	linux-kernel@...r.kernel.org, linux-usb@...r.kernel.org
Subject:  Re: USB: Buffer I/O error on device dm-0, logical block XYZ

(ccing linux-usb)

Andreas wrote:
> More information from dmesg: 
> 
> [  223.882858] EXT3 FS on dm-0, internal journal
> [  223.882917] EXT3-fs: recovery complete.
> [  223.924925] EXT3-fs: mounted filesystem with ordered data mode.
> [  967.909484] kjournald starting.  Commit interval 5 seconds
> [  967.915929] EXT3 FS on dm-0, internal journal
> [  967.917466] EXT3-fs: mounted filesystem with ordered data mode.
> [ 1740.369047] ehci_hcd 0000:00:10.3: fatal error
> [ 1740.370244] ehci_hcd 0000:00:10.3: HC died; cleaning up
> [ 1740.370489] usb 1-3: USB disconnect, address 2

This is the real killer here, everything else is just collateral damage. 
  Looks like your USB host controller indicated a fatal host system 
error, apparently because of an error on the PCI bus, which seems rather 
bizarre. Some kind of hardware problem?

> [ 1740.394603] sd 2:0:0:0: [sdb] Unhandled error code
> [ 1740.394636] sd 2:0:0:0: [sdb] Result: hostbyte=DID_NO_CONNECT
> driverbyte=DRIVER_OK,SUGGEST_OK
> [ 1740.394671] end_request: I/O error, dev sdb, sector 614444231
> [ 1740.394867] Buffer I/O error on device dm-0, logical block 76805264
> [ 1740.394943] lost page write due to I/O error on dm-0
> [ 1740.394984] Buffer I/O error on device dm-0, logical block 76805265
> [ 1740.395053] lost page write due to I/O error on dm-0
> [ 1740.395149] sd 2:0:0:0: [sdb] Unhandled error code
> [ 1740.395164] sd 2:0:0:0: [sdb] Result: hostbyte=DID_NO_CONNECT
> driverbyte=DRIVER_OK,SUGGEST_OK
> [ 1740.395191] end_request: I/O error, dev sdb, sector 614444247
> [ 1740.395519] Buffer I/O error on device dm-0, logical block 76805266
> [ 1740.395607] lost page write due to I/O error on dm-0

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