From: bp@kernel.org
To: michael.roth@amd.com
Cc: bgardon@google.com, bp@alien8.de, dave.hansen@linux.intel.com,
dmatlack@google.com, hpa@zytor.com, jpoimboe@kernel.org,
kvm@vger.kernel.org, leitao@debian.org,
linux-kernel@vger.kernel.org, maz@kernel.org, mingo@redhat.com,
mirsad.todorovac@alu.unizg.hr, pawan.kumar.gupta@linux.intel.com,
pbonzini@redhat.com, peterz@infradead.org, seanjc@google.com,
shahuang@redhat.com, tabba@google.com, tglx@linutronix.de,
x86@kernel.org
Subject: Re: [BUG net-next] arch/x86/kernel/cpu/bugs.c:2935: "Unpatched return thunk in use. This should not happen!" [STACKTRACE]
Date: Tue, 2 Apr 2024 12:15:49 +0200 [thread overview]
Message-ID: <20240402101549.5166-1-bp@kernel.org> (raw)
In-Reply-To: <20240328123830.dma3nnmmlb7r52ic@amd.com>
From: Borislav Petkov <bp@alien8.de>
Sorry if this comes out weird - mail troubles currently.
On Thu, Mar 28, 2024 at 07:38:30AM -0500, Michael Roth wrote:
> I'm seeing it pretty consistently on kvm/next as well. Not sure if
> there's anything special about my config but starting a fairly basic
> SVM guest seems to be enough to trigger it for me on the first
> invocation of svm_vcpu_run().
Hmm, can you share your config and what exactly you're doing?
I can't reproduce with Mirsad's reproducer, probably because of .config
differences. I tried making all CONFIG*KVM* options =y but no
difference.
Thx.
--
Regards/Gruss,
Boris.
https://people.kernel.org/tglx/notes-about-netiquette
next prev parent reply other threads:[~2024-04-02 10:15 UTC|newest]
Thread overview: 13+ messages / expand[flat|nested] mbox.gz Atom feed top
2024-03-18 19:47 [BUG net-next] arch/x86/kernel/cpu/bugs.c:2935: "Unpatched return thunk in use. This should not happen!" [STACKTRACE] Mirsad Todorovac
2024-03-18 20:21 ` Borislav Petkov
2024-03-20 1:28 ` Mirsad Todorovac
2024-03-26 10:16 ` Borislav Petkov
2024-03-26 19:15 ` Mirsad Todorovac
2024-03-28 12:38 ` Michael Roth
2024-04-02 10:15 ` bp [this message]
2024-04-02 13:38 ` Michael Roth
2024-04-03 12:14 ` Borislav Petkov
2024-04-03 12:48 ` Sean Christopherson
2024-04-04 13:44 ` Borislav Petkov
2024-04-17 15:52 ` Paolo Bonzini
[not found] ` <f497a833-f945-4907-b916-1739324de014@alu.unizg.hr>
2024-04-04 13:41 ` Borislav Petkov
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