From: Vasily Averin <vvs@virtuozzo.com>
To: Eric Dumazet <eric.dumazet@gmail.com>,
Hao Sun <sunhao.th@gmail.com>,
davem@davemloft.net, kuba@kernel.org, netdev@vger.kernel.org
Cc: linux-kernel@vger.kernel.org
Subject: Re: WARNING in sk_stream_kill_queues
Date: Sat, 4 Sep 2021 20:23:22 +0300 [thread overview]
Message-ID: <c857c5c7-9d65-dda1-cfba-6f4f66251cd9@virtuozzo.com> (raw)
In-Reply-To: <606daddf-6ca5-6789-b571-6178100432be@gmail.com>
On 9/4/21 8:14 PM, Eric Dumazet wrote:
>
>
> On 9/4/21 7:48 AM, Vasily Averin wrote:
>
>> Eric,
>> this problem is not related to my patches.
>> I've reproduced the problem locally on orignal kernel with original config,
>> then I've applied last version of my patch -- but it did not help, issue was reproduced again,
>> then I've reverted all my patches, see lest below -- and reproduced the problem once again
>>
>> Thank you,
>> Vasily Averin
>>
>> b8a0bb68ac30 (HEAD -> net-next-5.15) Revert "ipv6: allocate enough headroom in ip6_finish_output2()"
>> 1bc2de674a1b Revert "ipv6: ip6_finish_output2: set sk into newly allocated nskb"
>> 780e2f7d9b93 Revert "skbuff: introduce skb_expand_head()"
>> 782eaeed9de7 Revert "ipv6: use skb_expand_head in ip6_finish_output2"
>> 639e9842fc1f Revert "ipv6: use skb_expand_head in ip6_xmit"
>> 3b16ee164bcd Revert "ipv4: use skb_expand_head in ip_finish_output2"
>> ab48caf0e632 Revert "vrf: use skb_expand_head in vrf_finish_output"
>> 4da67a72ceef Revert "ax25: use skb_expand_head"
>> 9b113a8a62f0 Revert "bpf: use skb_expand_head in bpf_out_neigh_v4/6"
>> fc4ab503ce8f Revert "vrf: fix NULL dereference in vrf_finish_output()"
>>
>
> OK, thanks for checking.
>
> The repro on my host does not trigger the issue, I can not really investigate/bisect.
I"ve recompiled kernel with original config,
It was booted very slowly, ~10 minutes,
then reproducer worked a quite long time,
node was crashed in 3000-4000 seconds uptime.
Thank you,
Vasily Averin
prev parent reply other threads:[~2021-09-04 17:23 UTC|newest]
Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-09-03 7:54 WARNING in sk_stream_kill_queues Hao Sun
2021-09-03 16:56 ` Eric Dumazet
2021-09-03 18:10 ` Vasily Averin
2021-09-04 14:48 ` Vasily Averin
2021-09-04 17:14 ` Eric Dumazet
2021-09-04 17:23 ` Vasily Averin [this message]
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