Hi Daisuke, > > It looks that this is useful regardless of crash dump mechanism such as VMware, virsh dump, sadump and so on. > Should be in kaslr_helper.c. > Agree. It can be added later after introduction of pc->get_register(cpu, regno) API, so high-level code such as kaslr_helper.c can use it. As of now, backup method (page tree walking) implemented in this patch set will handle zeroed IDTR. Thanks, —Alexey -- Crash-utility mailing list Crash-utility@xxxxxxxxxx https://www.redhat.com/mailman/listinfo/crash-utility