Date: Sun, 16 Nov 2014 11:03:44 -0800 From: Steve Kargl <sgk@troutmask.apl.washington.edu> To: Mark R V Murray <markm@FreeBSD.org> Cc: Hans Petter Selasky <hps@selasky.org>, Adrian Chadd <adrian@freebsd.org>, freebsd-current <freebsd-current@freebsd.org>, Dag-Erling Sm?rgrav <des@freebsd.org>, Ian Lepore <ian@FreeBSD.org> Subject: Re: USB locks up system -- WAS Re: shutdown or acpi problem Message-ID: <20141116190344.GC36021@troutmask.apl.washington.edu> In-Reply-To: <4443FEFB-17F1-4516-959F-4C70AB2A4382@FreeBSD.org> References: <20141116054141.GA33186@troutmask.apl.washington.edu> <CAJ-Vmo=8oQdi_5um3ck%2BQwb=4KL2QfHE=ykQ2mNTJc5QerOEuw@mail.gmail.com> <20141116175102.GA35649@troutmask.apl.washington.edu> <D5925789-834A-42C8-9854-2E055592DA46@FreeBSD.org> <1416162070.4781.186.camel@revolution.hippie.lan> <F0B9570C-BADD-4843-AE91-66CAB0B5DE85@FreeBSD.org> <1416162718.4781.192.camel@revolution.hippie.lan> <4F3B4E02-0ADD-46EB-BB90-BF360E810585@FreeBSD.org> <20141116185141.GB36021@troutmask.apl.washington.edu> <4443FEFB-17F1-4516-959F-4C70AB2A4382@FreeBSD.org>
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On Sun, Nov 16, 2014 at 06:55:53PM +0000, Mark R V Murray wrote: > > > On 16 Nov 2014, at 18:51, Steve Kargl <sgk@troutmask.apl.washington.edu> wrote: > > > > If you have not read the entire thread, once the laptop keyboard and > > video output lock up, I can ssh into the laptop. If I run usbconfig, > > it hangs, ^T tells me it is stuck in SX Lock, and the /dev/da0* devices > > have not been destroyed. > > Weirder and weirder :-(. > > Something with SX locks? Hmm. I do use those for attach and detach for > RNG sources. Could it be that that stick of yours is somehow getting > involved in the RNG source locks? > It's not limited to a single usb device. Plugging in/Unplugging a logitech mouse dongle, the memstick, a Western Digital MY Passport external usb hard drive, all lead to the locked keyboard and video. I tried adding both RANDOM_DEBUG and USBDEBUG to the kernel, but the mount of output is mind numbing. -- Steve
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