> Hmm. It kills the X-Server in the select loop. I suspect it happens > because something got corrupted and the real bug is somewhere else ... Yes, it only happens when I _both_ read() from v4l2/bttv _and_ copy/blit the image to X. A mmap iface is in the works (read() is slow! Captures only 1 in 3 frames!). > Do you have the v4l module loaded? Certainly :-). > Can I see the source code which triggers this? Will send you privately. Thanks for looking into this, man! - Reinoud