From: David Marchand <david.marchand@redhat.com>
To: "Peng, ZhihongX" <zhihongx.peng@intel.com>
Cc: Kevin Traynor <ktraynor@redhat.com>,
"Xia, Chenbo" <chenbo.xia@intel.com>,
Maxime Coquelin <maxime.coquelin@redhat.com>, dev <dev@dpdk.org>,
Ivan Ilchenko <ivan.ilchenko@oktetlabs.ru>,
dpdk stable <stable@dpdk.org>,
Christian Ehrhardt <christian.ehrhardt@canonical.com>,
"Xueming(Steven) Li" <xuemingl@nvidia.com>,
Luca Boccassi <bluca@debian.org>
Subject: Re: [dpdk-dev] [dpdk-stable] [DPDK] net/virtio: fix check scatter on all Rx queues
Date: Thu, 30 Sep 2021 20:43:50 +0200 [thread overview]
Message-ID: <CAJFAV8xF5iq6pn8xtJouPD=ctOeOdO56a3uLQWH5wdBDWGf63A@mail.gmail.com> (raw)
In-Reply-To: <DM8PR11MB559100B53640012C9B80CA18F0A29@DM8PR11MB5591.namprd11.prod.outlook.com>
On Wed, Sep 22, 2021 at 10:13 AM Peng, ZhihongX <zhihongx.peng@intel.com> wrote:
> > On 15/09/2021 19:37, David Marchand wrote:
> > > On Wed, Aug 4, 2021 at 10:36 AM <zhihongx.peng@intel.com> wrote:
> > >>
> > >> From: Zhihong Peng <zhihongx.peng@intel.com>
> > >>
> > >> This patch fixes the wrong way to obtain virtqueue.
> > >> The end of virtqueue cannot be judged based on whether the array is
> > >> NULL.
> > >
> > > Indeed, good catch.
> > >
> > > I can reproduce a crash with v20.11.3 which has backport of 4e8169eb0d2d.
> > > I can not see it with main: maybe due to a lucky allocation or size
> > > requested to rte_zmalloc... ?
> > >
>
> This problem was discovered through google asan, we have submitted DPDK ASan patch.
> http://patchwork.dpdk.org/project/dpdk/patch/20210918074155.872358-1-zhihongx.peng@intel.com/
Can you work on a v2?
Maxime had comments.
https://inbox.dpdk.org/dev/e1c512c1-9766-1cd8-816b-8a77d13d53d6@redhat.com/
--
David Marchand
next prev parent reply other threads:[~2021-09-30 18:44 UTC|newest]
Thread overview: 11+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-08-04 8:31 [dpdk-dev] " zhihongx.peng
2021-09-13 15:34 ` Maxime Coquelin
2021-09-15 18:37 ` [dpdk-dev] [dpdk-stable] " David Marchand
2021-09-21 17:45 ` Kevin Traynor
2021-09-22 8:13 ` Peng, ZhihongX
2021-09-30 18:43 ` David Marchand [this message]
2021-10-08 5:49 ` [dpdk-dev] [PATCH v2] " zhihongx.peng
2021-10-11 2:22 ` Peng, ZhihongX
2021-10-11 2:25 ` Peng, ZhihongX
2021-10-12 7:44 ` Maxime Coquelin
2021-10-21 12:26 ` Maxime Coquelin
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