* Peter 'p2' De Schrijver (p2@xxxxxxxxxx) [100403 17:43]: > http://zobel.ftbfs.de/.x/lucatelli-nmi-watchdog-output.txt > Dump of one of those hangs. Most cores seem to be stuck in wait > (0xffffffff81100b80), except for core 1 which is in octeon_irq_ciu0_ack > (octeon_irq_ciu0_ack). On further investigation we found out that this happens when irqbalance is started. The version of irqbalance being run is 0.55. We removed this program from the affected machine, but of course this still should be fixed (and we still get a few reboots on another machine without irqbalance). Andi