Tejun Heo wrote: >> [ 34.466899] testing NMI watchdog ... <4>WARNING: CPU#0: NMI appears >> to be stuck (0->0)! >> [ 34.555056] WARNING: CPU#1: NMI appears to be stuck (0->0)! > > Oops, missed that. I'll see whether there's IRQ storm going on. I made the nv irq handler to print message every 100th time and it says nothing after lock up and no response to keyboard, sysrq or serial. It seems like a solid lock up to me. Anything else you want me to try out? -- tejun - To unsubscribe from this list: send the line "unsubscribe linux-ide" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html