From: Sean Christopherson <sean.j.christopherson@intel.com>
To: syzbot <syzbot+01bc9e7a8a3f138b71cf@syzkaller.appspotmail.com>
Cc: dvyukov@google.com, hpa@zytor.com, jmattson@google.com,
karahmed@amazon.de, kvm@vger.kernel.org,
linux-kernel@vger.kernel.org, mingo@redhat.com,
pbonzini@redhat.com, rkrcmar@redhat.com,
syzkaller-bugs@googlegroups.com, tglx@linutronix.de,
x86@kernel.org
Subject: Re: WARNING in free_loaded_vmcs (2)
Date: Mon, 1 Apr 2019 12:16:50 -0700 [thread overview]
Message-ID: <20190401191650.GB24070@linux.intel.com> (raw)
In-Reply-To: <000000000000b0ddb205855cad54@google.com>
On Sat, Mar 30, 2019 at 09:53:01PM -0700, syzbot wrote:
> syzbot has bisected this bug to:
>
> commit 8fcc4b5923af5de58b80b53a069453b135693304
> Author: Jim Mattson <jmattson@google.com>
> Date: Tue Jul 10 09:27:20 2018 +0000
>
> kvm: nVMX: Introduce KVM_CAP_NESTED_STATE
>
> bisection log: https://syzkaller.appspot.com/x/bisect.txt?x=17fba63f200000
> start commit: 60c1f892 Merge tag 'dma-mapping-4.19-2' of git://git.infra..
> git tree: upstream
> final crash: https://syzkaller.appspot.com/x/report.txt?x=1407a63f200000
> console output: https://syzkaller.appspot.com/x/log.txt?x=1007a63f200000
> kernel config: https://syzkaller.appspot.com/x/.config?x=4c7e83258d6e0156
> dashboard link: https://syzkaller.appspot.com/bug?extid=01bc9e7a8a3f138b71cf
> syz repro: https://syzkaller.appspot.com/x/repro.syz?x=12a6513e400000
>
> Reported-by: syzbot+01bc9e7a8a3f138b71cf@syzkaller.appspotmail.com
> Fixes: 8fcc4b5923af ("kvm: nVMX: Introduce KVM_CAP_NESTED_STATE")
>
> For information about bisection process see: https://goo.gl/tpsmEJ#bisection
Blech, this is horribly stale. Fixed by commit 5bea5123cbf0 ("KVM: VMX:
check nested state and CR4.VMXE against SMM").
#syz fix: KVM: VMX: check nested state and CR4.VMXE against SMM
prev parent reply other threads:[~2019-04-01 19:16 UTC|newest]
Thread overview: 7+ messages / expand[flat|nested] mbox.gz Atom feed top
2018-08-14 12:46 WARNING in free_loaded_vmcs (2) syzbot
2018-08-14 17:16 ` Paolo Bonzini
2018-08-14 20:41 ` Dmitry Vyukov
2018-08-21 16:42 ` Paolo Bonzini
2018-09-04 2:41 ` syzbot
2019-03-31 4:53 ` syzbot
2019-04-01 19:16 ` Sean Christopherson [this message]
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