Date: Wed, 7 Dec 2005 21:24:38 +1000 From: Paul Koch <paul.koch@statseeker.com> To: Ian Dowse <iedowse@iedowse.com> Cc: freebsd-stable@freebsd.org Subject: Re: 6.0-stable panic in ohci_softintr when using ucom/uftdi Message-ID: <200512072124.38513.paul.koch@statseeker.com> In-Reply-To: <200512071102.aa30204@nowhere.iedowse.com> References: <200512071102.aa30204@nowhere.iedowse.com>
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On Wed, 7 Dec 2005 09:02 pm, Ian Dowse wrote: > In message <200512071328.37867.paul.koch@statseeker.com>, Paul Koch writes: > >As soon at the modem rings, the machine panics. I don't think the > >modem even gets time to pick up the line. This doesn't happen on > >a 5.4-stable box with 6 modems connected, but 5.4-stable appears > >to have other "hanging" issues, thus why I am trying out 6.0-stable. > > > >Recent changes to ohci.c (1.154.2.1) in this area (2 days ago) ?? > >Should I raise a PR ? > > I'll see if I can reproduce this later - the only thing I can think > of now that might be responsible is a USB transfer reuse issue that > the old patch here might help with: > > http://people.freebsd.org/~iedowse/releng_5_xfer_reuse.diff > > Could you see if that makes any difference? It should apply to > 6-stable even though the name says releng_5. > > Ian I'll try it tomorrow morning when I get back to the office. I compiled in USB_DEBUG and set all the usb debug sysctl's to 100 and made it crash again. It is reproduceable 100% of the time. Are you interested in seeing the verbose debug log messages at all ? Paul. -- Paul Koch CTO Statseeker
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