From: Ferruh Yigit <ferruh.yigit@intel.com>
To: Dasha Kolistratova <darkol1312@gmail.com>, dev@dpdk.org
Cc: Marcin Wojtas <mw@semihalf.com>,
Michal Krawczyk <mk@semihalf.com>,
Guy Tzalik <gtzalik@amazon.com>,
Evgeny Schemeilin <evgenys@amazon.com>
Subject: Re: [dpdk-dev] A bug in DPDK ENA driver
Date: Wed, 20 Jun 2018 12:26:03 +0100 [thread overview]
Message-ID: <29c0548a-8280-8da5-a717-d9f3cc147546@intel.com> (raw)
In-Reply-To: <CAA9qGqUrEtu+O25B2HDZFQMZYoboJtmF3kYn4sOPPzNdh2Pw5g@mail.gmail.com>
On 6/19/2018 7:23 PM, Dasha Kolistratova wrote:
> Hi! I’m trying to launch NFF-GO (https://github.com/intel-go/nff-go)
> on AWS instances and faced a problem (Program received signal SIGFPE,
> Arithmetic exception.) which was caused by:
>
>
> 0x00000000006f703c in ena_rss_init_default (adapter=0x7fffef399200)
>
> at /home/ec2-user/projects/src/github.com/intel-go/nff-go/dpdk/dpdk-18.02/drivers/net/ena/ena_ethdev.c:571
>
> 571 val = i % nb_rx_queues;
>
>
>
> nb_rx_queues is 0, cause our application does not receive and we do
> not use rx queues. Could you please fix it by wrapping with 0 check
> (and making val 0 if 0 queues) before division?
cc'ed ena maintainers.
Also can you please submit a defect for this:
https://bugs.dpdk.org/
Thanks,
ferruh
prev parent reply other threads:[~2018-06-20 11:26 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2018-06-19 18:23 Dasha Kolistratova
2018-06-20 11:26 ` Ferruh Yigit [this message]
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