I can't get it to work at all. It fails with: KVM internal error. Suberror: 1 emulation failure EAX=000dee58 EBX=00000000 ECX=00000000 EDX=00000cfd ESI=00000059 EDI=00000000 EBP=00000000 ESP=00006fc4 EIP=000f17f4 EFL=00010012 [----A--] CPL=0 II=0 A20=1 SMM=0 HLT=0 ES =0010 00000000 ffffffff 00c09300 DPL=0 DS [-WA] CS =0008 00000000 ffffffff 00c09b00 DPL=0 CS32 [-RA] SS =0010 00000000 ffffffff 00c09300 DPL=0 DS [-WA] DS =0010 00000000 ffffffff 00c09300 DPL=0 DS [-WA] FS =0010 00000000 ffffffff 00c09300 DPL=0 DS [-WA] GS =0010 00000000 ffffffff 00c09300 DPL=0 DS [-WA] LDT=0000 00000000 0000ffff 00008200 DPL=0 LDT TR =0000 00000000 0000ffff 00008b00 DPL=0 TSS32-busy GDT= 000f6c58 00000037 IDT= 000f6c96 00000000 CR0=60000011 CR2=00000000 CR3=00000000 CR4=00000000 DR0=0000000000000000 DR1=0000000000000000 DR2=0000000000000000 DR3=0000000000000000 DR6=00000000ffff0ff0 DR7=0000000000000400 EFER=0000000000000000 Code=e8 75 fc ff ff 89 f2 a8 10 89 d8 75 0a b9 74 17 ff ff ff d1 <5b> 5e c3 5b 5e e9 76 ff ff ff 57 56 53 8b 35 38 65 0f 00 85 f6 0f 88 be 00 00 00 0f b7 f6 The problem started with: commit 0e60b0799fedc495a5c57dbd669de3c10d72edd2 Author: Igor Mammedov <imammedo@xxxxxxxxxx> Date: Mon Dec 1 17:29:26 2014 +0000 kvm: change memslot sorting rule from size to GFN it will allow to use binary search for GFN -> memslot lookups, reducing lookup cost with large slots amount. Signed-off-by: Igor Mammedov <imammedo@xxxxxxxxxx> Signed-off-by: Paolo Bonzini <pbonzini@xxxxxxxxxx> --Andy -- To unsubscribe from this list: send the line "unsubscribe kvm" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html