From: Paolo Bonzini <pbonzini@redhat.com>
To: Linus Torvalds <torvalds@linux-foundation.org>,
Josh Poimboeuf <jpoimboe@kernel.org>
Cc: Thomas Gleixner <tglx@glx-um.de>,
Thorsten Leemhuis <regressions@leemhuis.info>,
Alexey Makhalov <alexey.makhalov@broadcom.com>,
x86@kernel.org, linux-kernel@vger.kernel.org,
Ajay Kaher <ajay.kaher@broadcom.com>,
bcm-kernel-feedback-list@broadcom.com,
Peter Zijlstra <peterz@infradead.org>,
Justin Forbes <jforbes@fedoraproject.org>,
Linux kernel regressions list <regressions@lists.linux.dev>
Subject: Re: [PATCH] x86/vmware: Fix hypercall clobbers
Date: Thu, 12 Feb 2026 15:54:03 +0100 [thread overview]
Message-ID: <726849ec-2b54-40a6-8b3a-ed88350c3779@redhat.com> (raw)
In-Reply-To: <CAHk-=wjEwfcj6DWWh8mKr+O4ospkfNSC1GAvAcwfWAUAyTRq5A@mail.gmail.com>
On 2/7/26 00:08, Linus Torvalds wrote:
> On Fri, 6 Feb 2026 at 14:38, Linus Torvalds
> <torvalds@linux-foundation.org> wrote:
>>
>> I'm going to change that commit message to make it clear that it's a
>> QEMU bug, plain and simple. There's no point in claiming this fixes a
>> kernel bug when it's a pure workaround for a bug elsewhere.
>
> I have created an issue at gitlab:
>
> https://gitlab.com/qemu-project/qemu/-/issues/3293
>
> and hopefully this will get fixed in QEMU at some point.
>
> Adding Paolo to the participants, since he presumably knows what to do
> with qemu, since he touched that qemu file a couple of months ago.
Thanks, I have queued the patch; I will send a pull request next week
and also submit an update to Fedora earlier than that.
Sorry about the delay, I was a bit busy with something called the "merge
window"... you might have heard of it. :)
Paolo
> (The fix looks trivial, as suggested by Alexey: just change the
> "uint32_t data[6];" to use target_ulong instead of uint32_t, but
> somebody needs to test it and maybe qemu has other rules for register
> types)
>
> Linus
>
next prev parent reply other threads:[~2026-02-12 14:54 UTC|newest]
Thread overview: 21+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-01-22 3:18 Josh Poimboeuf
2026-01-22 10:00 ` Alexey Makhalov
2026-01-22 17:40 ` Josh Poimboeuf
2026-01-23 9:47 ` Thorsten Leemhuis
2026-01-23 17:35 ` Josh Poimboeuf
2026-01-30 16:24 ` Thorsten Leemhuis
2026-01-30 16:46 ` Josh Poimboeuf
2026-02-06 10:07 ` Thomas Gleixner
2026-02-06 16:32 ` Josh Poimboeuf
2026-02-06 17:19 ` Linus Torvalds
2026-02-06 19:08 ` Josh Poimboeuf
2026-02-06 19:57 ` Linus Torvalds
2026-02-06 22:24 ` Josh Poimboeuf
2026-02-06 22:38 ` Linus Torvalds
2026-02-06 23:08 ` Linus Torvalds
2026-02-07 0:46 ` Josh Poimboeuf
2026-02-07 1:05 ` Linus Torvalds
2026-02-12 14:54 ` Paolo Bonzini [this message]
2026-02-06 22:41 ` Alexey Makhalov
2026-01-24 1:01 ` Alexey Makhalov
2026-01-24 6:27 ` Thorsten Leemhuis
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