Well I do. This is a regression in EHCI driver introduced along the new usb stack. Please review patch attached. Thanks, Alexander. On Tue, 20 Oct 2009 10:53:36 +0900, Alexander Nedotsukov <bland_at_freebsd.org> wrote: > Hi, > > I can reproduce this reliably with simple dd if=/dev/da0. At the end > external USB drive turns off the lights (tough it still spinning) and > system fall into the state where it is impossible to reboot it cleanly. I > can get drive back only after full power cycle (simple reboot is not > enough). Using same drive under moderate load seems mostly to work. It also > is used to work under 7.2. > > Anyone have an idea what this could be?
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