Date: Sat, 03 Jan 2009 19:25:28 +0100 From: Uwe Grohnwaldt <uwe@grohnwaldt.eu> To: current@freebsd.org Subject: Re: panic on (hdd)load Message-ID: <495FAD98.2010503@grohnwaldt.eu> In-Reply-To: <200901030224.44187.hselasky@c2i.net> References: <495E8F00.2050309@grohnwaldt.eu> <495EAFE1.4040801@grohnwaldt.eu> <200901030116.45837.Thomas.Sparrevohn@btinternet.com> <200901030224.44187.hselasky@c2i.net>
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Hans Petter Selasky wrote: > On Saturday 03 January 2009, Thomas Sparrevohn wrote: > >> On Saturday 03 January 2009 00:22:57 Uwe Grohnwaldt wrote: >> >> >> This error occurs because of some DMA corruption when the PM changes was >> added to the ATA framework. The error is actually related to the USB Umass >> device. >> >> HPS has already identified the issue in the new USB stack but I don't think >> it has been solved yet ;-( >> >> Try to disable umass devices and see what happens >> >> > > Here is the patch I've made. Probably you can or have to make the re-alignment > unconditional. > > http://perforce.freebsd.org/chv.cgi?CH=154181 > > I tried the patch and disabled umass - but the panic comes after a short time of hdd-i/o.
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