Date: Mon, 25 Feb 2013 14:30:01 GMT From: Wouter Oosterveld <wouter.oosterveld@trimm.nl> To: freebsd-usb@FreeBSD.org Subject: RE: usb/176417: [xhci][cam][umass] kernelpanic while removing plugged in disk Message-ID: <201302251430.r1PEU1Ue007079@freefall.freebsd.org>
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The following reply was made to PR usb/176417; it has been noted by GNATS. From: Wouter Oosterveld <wouter.oosterveld@trimm.nl> To: 'Hans Petter Selasky' <hselasky@c2i.net> Cc: "freebsd-usb@freebsd.org" <freebsd-usb@freebsd.org>, "freebsd-gnats-submit@freebsd.org" <freebsd-gnats-submit@freebsd.org>, "mav@freebsd.org" <mav@freebsd.org> Subject: RE: usb/176417: [xhci][cam][umass] kernelpanic while removing plugged in disk Date: Mon, 25 Feb 2013 15:25:47 +0100 >On Monday 25 February 2013 15:09:12 Wouter Oosterveld wrote: >> Please not all this happened while the drive was plugged in at the time. >>=20 >> Is the powersafe feature of USB3.0 not understood (if any) by the=20 >> kernel or something? >>=20 >> -Wouter >How long was the drive plugged when this happened? Usually a sudden discon= nect means one or more of: It was plugged in for 4 days.=20 >- USB device firmware crashed Could be. We use the same type of drive on Windows Servers. Not seen there = yet. Not tested with this specific drive. Will do. >- Cable issue Could be. Not tested will do. >- Power loss or insufficient power Drive has its own power. LED is blinking as if in "no connection" or "power= safe" (conjecture). >--HPS -----Original Message----- From: Hans Petter Selasky [mailto:hselasky@c2i.net]=20 Sent: maandag 25 februari 2013 15:20 To: Wouter Oosterveld Cc: freebsd-usb@freebsd.org; freebsd-gnats-submit@freebsd.org; mav@freebsd.= org Subject: Re: usb/176417: [xhci][cam][umass] kernelpanic while removing plug= ged in disk On Monday 25 February 2013 15:09:12 Wouter Oosterveld wrote: > Please not all this happened while the drive was plugged in at the time. >=20 > Is the powersafe feature of USB3.0 not understood (if any) by the=20 > kernel or something? >=20 > -Wouter How long was the drive plugged when this happened? Usually a sudden disconn= ect means one or more of: - USB device firmware crashed - Cable issue - Power loss or insufficient power --HPS
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