Re: [REGRESSION] 07ec51480b5e ("virtio_pci: use shared interrupts for virtqueues") causes crashes in guest

From	Thorsten Leemhuis <linux@leemhuis.info>
Newsgroups	linux.kernel
Subject	Re: [REGRESSION] 07ec51480b5e ("virtio_pci: use shared interrupts for virtqueues") causes crashes in guest
Date	2017-03-23 18:20 +0100
Message-ID	<toeyZ-5me-3@gated-at.bofh.it> (permalink)
References	<tnYXf-2Br-7@gated-at.bofh.it> <to5Fp-7vn-31@gated-at.bofh.it> <tocQy-473-45@gated-at.bofh.it> <toe5Y-4Wc-17@gated-at.bofh.it>
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On 23.03.2017 17:41, Michael S. Tsirkin wrote:
> On Thu, Mar 23, 2017 at 03:19:07PM +0000, Richard W.M. Jones wrote:
>> On Thu, Mar 23, 2017 at 01:13:50PM +0800, Jason Wang wrote:
>>> >From 312859b596e83a2164a8430343d31fce2a5ad808 Mon Sep 17 00:00:00 2001
>>> From: Jason Wang <jasowang@redhat.com>
>>> Date: Thu, 23 Mar 2017 13:07:16 +0800
>>> Subject: [PATCH] virtio_pci: fix out of bound access for msix_names
>>> Signed-off-by: Jason Wang <jasowang@redhat.com>
>> I tested this, and it does appear to fix the crashes in
>> vp_modern_find_vqs.  Therefore:
>> Tested-by: Richard W.M. Jones <rjones@redhat.com>
> I've queued the fix, thanks everyone!

Thx. Feel free to add

Tested-by: Thorsten Leemhuis <linux@leemhuis.info>

as a kernel with that patch works well in my reboot tests so far.
 Ciao, Thorsten

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[REGRESSION] 07ec51480b5e ("virtio_pci: use shared interrupts for  virtqueues") causes crashes in guest Laura Abbott <labbott@redhat.com> - 2017-03-23 01:40 +0100
  Re: [REGRESSION] 07ec51480b5e ("virtio_pci: use shared interrupts for  virtqueues") causes crashes in guest Jason Wang <jasowang@redhat.com> - 2017-03-23 08:50 +0100
    Re: [REGRESSION] 07ec51480b5e ("virtio_pci: use shared interrupts         for virtqueues") causes crashes in guest Christoph Hellwig <hch@lst.de> - 2017-03-23 15:30 +0100
    Re: [REGRESSION] 07ec51480b5e ("virtio_pci: use shared interrupts  for virtqueues") causes crashes in guest "Richard W.M. Jones" <rjones@redhat.com> - 2017-03-23 16:30 +0100
      Re: [REGRESSION] 07ec51480b5e ("virtio_pci: use shared interrupts  for virtqueues") causes crashes in guest "Michael S. Tsirkin" <mst@redhat.com> - 2017-03-23 17:50 +0100
        Re: [REGRESSION] 07ec51480b5e ("virtio_pci: use shared interrupts for  virtqueues") causes crashes in guest Thorsten Leemhuis <linux@leemhuis.info> - 2017-03-23 18:20 +0100

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