Commit eb54fa10 authored by Zenghui Yu (Huawei)'s avatar Zenghui Yu (Huawei) Committed by Marc Zyngier
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KVM: arm64: nv: Inject a SEA if failed to read the descriptor 



Failure to read the descriptor (because it is outside of a memslot) should
result in a SEA being injected in the guest.

Suggested-by: default avatarMarc Zyngier <maz@kernel.org>
Link: https://lore.kernel.org/r/86ms1m9lp3.wl-maz@kernel.org


Signed-off-by: default avatarZenghui Yu (Huawei) <zenghui.yu@linux.dev>
Link: https://patch.msgid.link/20260225173515.20490-4-zenghui.yu@linux.dev


Signed-off-by: default avatarMarc Zyngier <maz@kernel.org>
parent 99a33937

arch/arm64/kvm/nested.c

+3 −1
Original line number Diff line number Diff line
@@ -296,8 +296,10 @@ static int walk_nested_s2_pgd(struct kvm_vcpu *vcpu, phys_addr_t ipa, 


		paddr = base_addr | index;

		ret = read_guest_s2_desc(vcpu, paddr, &desc, wi);

		if (ret < 0)

		if (ret < 0) {

			out->esr = ESR_ELx_FSC_SEA_TTW(level);

			return ret;

		}



		new_desc = desc;