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From: Bagas Sanjaya <bagasdotme@gmail.com>
To: Sean Christopherson <seanjc@google.com>
Cc: Linux Kernel Mailing List <linux-kernel@vger.kernel.org>,
	Linux Regressions <regressions@lists.linux.dev>,
	Linux KVM <kvm@vger.kernel.org>,
	Paolo Bonzini <pbonzini@redhat.com>, Theodor Milkov <tm@del.bg>
Subject: Re: Fwd: Persistent rt_sigreturn segfaults on KVM VMs after upgrade to 5.15
Date: Fri, 19 May 2023 15:19:32 +0700	[thread overview]
Message-ID: <68577e7d-a8ea-a3b5-4289-436a55e57f41@gmail.com> (raw)
In-Reply-To: <ZGY9twXBuTWpliAB@google.com>

On 5/18/23 22:01, Sean Christopherson wrote:
> On Thu, May 18, 2023, Bagas Sanjaya wrote:
>> On 5/18/23 20:57, Bagas Sanjaya wrote:
>>> Hi,
>>>
>>> I notice a regression report on Bugzilla [1]. Quoting from it:
>>>
>>>> I'm experiencing sporadic but persistent segmentation faults on the KVM
>>>> VMs I manage. These faults began appearing after upgrading from Linux
>>>> Kernel 4.x to 5.15.59. I further upgraded to 5.15.91 and transitioned the
>>>> userspace from Debian 10 (buster) to Debian 11 (bullseye), yet the issues
>>>> persist. Notably, the libc has also changed in the process as seen in the
>>>> following error logs:
> 
> Was the host or guest kernel upgraded?  If the guest kernel was upgraded, it's
> unlikely, though still possible, that this is a KVM bug.
> 

The reporter [1] said that this regression occurs on guest kernel.

[1]: https://bugzilla.kernel.org/show_bug.cgi?id=217457#c3

-- 
An old man doll... just what I always wanted! - Clara


      reply	other threads:[~2023-05-19  8:19 UTC|newest]

Thread overview: 4+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2023-05-18 13:57 Bagas Sanjaya
2023-05-18 14:00 ` Bagas Sanjaya
2023-05-18 15:01   ` Sean Christopherson
2023-05-19  8:19     ` Bagas Sanjaya [this message]

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