On Tue, Oct 07, 2008 at 11:04:34AM +0100, David Brownlee wrote: > On Mon, 6 Oct 2008, Bill Stouder-Studenmund wrote: > > >On Thu, Oct 02, 2008 at 12:19:07PM +0100, David Brownlee wrote: > >> I've been testing a current revivesa kernel (built from > >> sources updated today) on several NetBSD 4.0_STABLE installs, > >> and everything seems to be happy on the single core boxes > >> (firefox3, gnash, pidgin, ktorrent3, apache, etc), but I've > >> seen several hard lockups when running on an MP box (Thinkpad > >> T60p Intel Core 2 T7400). > > > >Have you tried this with the -current libpthread and update recepie? > > I did, but apps failed with > /usr/lib/pthread/libpthread.so.0: Undefined PLT symbol > "_atomic_swap_ptr" > Joerg passed across a tarball which should build under NetBSD 4.0, > which I'm going to try next Ouch! > >A lot of stuff changed in -current, and the MP hangs could be unrelated to > >SA specifically. > > > >Alternatively, some ddb debugging should be able to figure out what's > >wrong. > > Unfortunately it hangs hard, so I cannot get into DDB :( > (This is with ttyE0 visible when it hangs) ps/2 or usb keyboard? There's only one spinlock in the SA code, and I really don't think it would do this. So I think you're being bitten by something else. Can you try serial console? Take care, Bill
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