Srihari Vijayaraghavan wrote: > Tejun Heo <htejun@xxxxxxxxx> wrote: >> [...] Please post boot log. > > Both the working (with mem= option) & a panicking ones attached. > > Actually as you've pointed out, it may have nothing to do with ahci or sb600 > as such, just that they helped in exposing the problem. > > Because it started working with mem=3500M, I jumped to conclusions (as usual). You need to turn on IOMMU. -- 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