linux-kernel - Re: Circular lockdep in kvm_reset

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]

Date:   Tue, 14 Mar 2023 09:28:25 +0000
From:   Marc Zyngier <maz@...nel.org>
To:     Cristian Marussi <cristian.marussi@....com>
Cc:     Oliver Upton <oliver.upton@...ux.dev>,
        Jeremy Linton <jeremy.linton@....com>,
        linux-arm-kernel@...ts.infradead.org, kvmarm@...ts.linux.dev,
        linux-kernel@...r.kernel.org, David Woodhouse <dwmw@...zon.co.uk>
Subject: Re: Circular lockdep in kvm_reset_vcpu() ?

On 2023-03-13 18:20, Cristian Marussi wrote:
> On Mon, Mar 13, 2023 at 02:09:55PM +0000, Marc Zyngier wrote:

>> And -rc2 works just fine here.
> 
> Thanks, I'll dig deeper what's going on un my setup.

Actually, you really want this patch[1] which is on its
way to Linus.

It could explain the issue you're seeing with SMP.

         M.

[1] 
https://git.kernel.org/pub/scm/linux/kernel/git/kvmarm/kvmarm.git/commit/?h=fixes&id=47053904e18282af4525a02e3e0f519f014fc7f9
-- 
Jazz is not dead. It just smells funny...