linux-kernel - Re: [PATCH v3 0/7] Enhance event delivery error handling

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite for Android: free password hash cracker in your pocket

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Message-ID: <Z2MYImBJGSjmBOII@google.com>
Date: Wed, 18 Dec 2024 10:44:50 -0800
From: Sean Christopherson <seanjc@...gle.com>
To: Ivan Orlov <iorlov@...zon.com>
Cc: bp@...en8.de, dave.hansen@...ux.intel.com, mingo@...hat.com, 
	pbonzini@...hat.com, shuah@...nel.org, tglx@...utronix.de, hpa@...or.com, 
	kvm@...r.kernel.org, linux-kernel@...r.kernel.org, 
	linux-kselftest@...r.kernel.org, x86@...nel.org, dwmw@...zon.co.uk, 
	pdurrant@...zon.co.uk, jalliste@...zon.co.uk
Subject: Re: [PATCH v3 0/7] Enhance event delivery error handling

On Tue, Dec 17, 2024, Ivan Orlov wrote:
> Currently, the unhandleable vectoring (e.g. when guest accesses MMIO
> during vectoring) is handled differently on VMX and SVM: on VMX KVM
> returns internal error, when SVM goes into infinite loop trying to
> deliver an event again and again.
> 
> This patch series eliminates this difference by returning a KVM internal
> error when KVM can't emulate during vectoring for both VMX and SVM.
> 
> Also, introduce a selftest test case which covers the error handling
> mentioned above.

A few nits throughout, but I'll address them when applying.  Thanks!