Ubuntu
xserver-xorg-video-nouveau package

  1. Bug #557895
  2. Comment #30

Comment 30 for bug 557895

Revision history for this message
Chris Halse Rogers (raof) wrote :

Hm. That's not the backtrace we're looking for :).

SIGUSR1 seems to be used by X in VT switching; enter “handle SIGUSR1 nostop” in the gdb prompt before running X in order to ignore them and wait for the real problem.