On Mon, 2006-06-26 at 21:05 +0200, Pieter Palmers wrote: > Lee Revell wrote: > > On Mon, 2006-06-26 at 16:51 +0200, Pieter Palmers wrote: > >> > >> Of course. My monday-morning bad temper is over by now, and I hope I > >> didn't transfer it to any of you. I'll provide the panic, one way or > >> another. > >> > > > > Can you reproduce the problem on a non-RT kernel? > > > > No, it only occurs with RT kernels, and only with those configured for > PREEMPT_RT. If I use PREEMPT_DESKTOP, there is no problem. (with > threaded IRQ's etc... only switched over the preemption level in the > kernel config). > > I've uploaded the photo's of the panic here: > http://freebob.sourceforge.net/old/img_3378.jpg (without flash) > http://freebob.sourceforge.net/old/img_3377.jpg (with flash) > > both are of suboptimal quality unfortunately, but all info is readable > on one or the other.
Can you add debug printk's before and after tasklet_kill() in ohci1394_unregister_iso_tasklet to see where it locks up? Lee
