Date: Tue, 27 Nov 2007 10:21:42 +0100 From: Matthias Schmidt <schmidtm@mathematik.uni-marburg.de> To: Remko Lodder <remko@FreeBSD.org> Cc: freebsd-current@freebsd.org Subject: Re: 7.0-BETA3 kernel panic when unplugging USB stick Message-ID: <20071127092141.GE51762@staatsfeind.org> In-Reply-To: <474B3C4E.7090501@FreeBSD.org> References: <A2356BD6-2268-434E-B099-3F3DF9399B43@gmx.net> <20071126111520.GA29188@soaustin.net> <20071126165021.GC51762@staatsfeind.org> <474B1515.3020303@bellanet.org> <20071126211106.GD51762@staatsfeind.org> <474B3C4E.7090501@FreeBSD.org>
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Hi Remko, * Remko Lodder wrote: > > When the device is plugged in can you show us a pciconf -vl and perhaps > an excerpt from the dmesg? so that we might be able to add it to the > supported devicelist? (which might also resolve the problem, though that > would be a workaround imo since the machine should not panic because of > plugging in something and unplugging it, at least not when it's not > being used :-)) Here is the message from dmesg and additionally /var/log/messages: umass0: <vendor 0x0420 product 0x1307, class 0/0, rev 2.00/1.00, addr 3> on uhub2 Nov 27 10:01:22 node008 root: Unknown USB device: vendor 0x0420 product 0x1307 bus uhub2 usbdevs -v shows the following: Controller /dev/usb1: addr 1: full speed, self powered, config 1, UHCI root hub(0x0000), Intel(0x0000), rev 1.00 port 1 powered port 4 addr 3: full speed, power 100 mA, config 1, product 0x1307(0x1307), vendor 0x0420(0x0420), rev 1.00 pciconf is quiet about the stick but you can find the complete output under http://www.mathematik.uni-marburg.de/~schmidtm/usbcrash/pciconf If I plug the stick into Mac OS X or Windows XP it identifies itself as "ChipsBnk Flash Disk USB Device" and shows a capacity of 8MB although it has 1GB. I found a closed PR about a ChipsBnk quirk, so the chip should be recognized properly. http://www.freebsd.org/cgi/query-pr.cgi?pr=103702 Regards Matthias
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