linux-kernel - Re: [syzbot] WARNING in kvm_mmu_uninit_tdp

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Message-ID: <YmqzoFqdmH1WuPv0@google.com>
Date:   Thu, 28 Apr 2022 15:32:48 +0000
From:   Sean Christopherson <seanjc@...gle.com>
To:     Maxim Levitsky <mlevitsk@...hat.com>
Cc:     syzbot <syzbot+a8ad3ee1525a0c4b40ec@...kaller.appspotmail.com>,
        bp@...en8.de, dave.hansen@...ux.intel.com, hpa@...or.com,
        jmattson@...gle.com, joro@...tes.org, kvm@...r.kernel.org,
        linux-kernel@...r.kernel.org, mingo@...hat.com,
        pbonzini@...hat.com, syzkaller-bugs@...glegroups.com,
        tglx@...utronix.de, vkuznets@...hat.com, wanpengli@...cent.com,
        x86@...nel.org
Subject: Re: [syzbot] WARNING in kvm_mmu_uninit_tdp_mmu (2)

On Tue, Apr 26, 2022, Maxim Levitsky wrote:
> I can reproduce this in a VM, by running and CTRL+C'in my ipi_stress test,

Can you post your ipi_stress test?  I'm curious to see if I can repro, and also
very curious as to what might be unique about your test.  I haven't been able to
repro the syzbot test, nor have I been able to repro by killing VMs/tests.