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Date: Tue, 7 Aug 2007 14:18:47 -0700 From: Greg KH <greg@...ah.com> To: Niels <zorglub_olsen@...mail.com> Cc: linux-kernel@...r.kernel.org Subject: Re: Problems with USB disk On Tue, Aug 07, 2007 at 10:26:15PM +0200, Niels wrote: > Hi, > > I'm having problems with a new 500 GB USB disk. It works, but sometimes I > get these in dmesg: > > > usb 1-3: reset high speed USB device using ehci_hcd and address 2 > usb 5-1: USB disconnect, address 2 > drivers/usb/class/usblp.c: usblp0: removed > sd 0:0:0:0: Device not ready: <6>: Sense Key : 0x2 [current] > : ASC=0x4 ASCQ=0x2 > end_request: I/O error, dev sda, sector 254148215 > sd 0:0:0:0: Device not ready: <6>: Sense Key : 0x2 [current] > : ASC=0x4 ASCQ=0x2 > end_request: I/O error, dev sda, sector 252434023 > EXT3-fs error (device sda1): ext3_find_entry: reading directory #15761836 > offset 0 > > > There's also a printer connected. This is on a pci/usb2 card. When the above > happens, I get I/O errors. When I mount the drive next, there are errors > and often missing files. Quite annoying! > > Kernel is 2.6.21 > > What's going on? You have a low voltage issue, or a bad cable. The device is electronically disconnecting itself. Try using a externally-powered hub, or a new cable. thanks, greg k-h - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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