Gilles Chanteperdrix wrote: > Jan Kiszka wrote: >> Hi, >> >> I'm banging my head against this issue for several days now, first >> trying to sort out an unrelated bug I also came across at this chance, >> then trying to understand what happens, and finally getting mad about >> why this may only happen with Xenomai: > > I have not tried to understand your problem (yet). But do you happen to > work with the latest TASK_ATOMICSWITCH changes? If yes, could you try to > revert them? Yes, I'm on latest trunk. During my debug endeavour, I haven't seen this task state being involved. Also, if I got this correctly, it only concerns the secondary->primary migration, and that one appears to be out of scope here. Nevertheless, it's easy to verify if you tell me which revision(s) I should revert. Jan