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Re: net/sctp: vmalloc allocation failure in sctp_setsockopt/xt_alloc_table_info

From Florian Westphal <fw@strlen.de>
Newsgroups linux.kernel
Subject Re: net/sctp: vmalloc allocation failure in sctp_setsockopt/xt_alloc_table_info
Date 2016-11-28 19:00 +0100
Message-ID <sIynD-5cp-7@gated-at.bofh.it> (permalink)
References (1 earlier) <sIuWJ-3cd-25@gated-at.bofh.it> <sIvg6-3iM-29@gated-at.bofh.it> <sIvpL-3m3-7@gated-at.bofh.it> <sIvSO-3L8-29@gated-at.bofh.it> <sIydY-594-3@gated-at.bofh.it>
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Neil Horman <nhorman@tuxdriver.com> wrote:
> I'm not sure I agree with that.  Generally speaking it seems like the right
> thing to do, if you want to avoid filling logs with warnings, but this is the
> sort of error that is going to be accompanied by severe service interruption.
> I'd rather see a reason behind that in the logs, than just have it occur
> silently.

Its not silent -- the setsockopt call will fail and userspace should
display an error.

So I agree with Marcelo, lets suppress the oom spew here.

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Thread

net/sctp: vmalloc allocation failure in sctp_setsockopt/xt_alloc_table_info Andrey Konovalov <andreyknvl@google.com> - 2016-11-28 14:10 +0100
  Re: net/sctp: vmalloc allocation failure in  sctp_setsockopt/xt_alloc_table_info Neil Horman <nhorman@tuxdriver.com> - 2016-11-28 15:20 +0100
    Re: net/sctp: vmalloc allocation failure in sctp_setsockopt/xt_alloc_table_info Andrey Konovalov <andreyknvl@google.com> - 2016-11-28 15:40 +0100
      Re: net/sctp: vmalloc allocation failure in  sctp_setsockopt/xt_alloc_table_info Neil Horman <nhorman@tuxdriver.com> - 2016-11-28 15:50 +0100
        Re: net/sctp: vmalloc allocation failure in  sctp_setsockopt/xt_alloc_table_info Marcelo Ricardo Leitner <marcelo.leitner@gmail.com> - 2016-11-28 16:20 +0100
          Re: net/sctp: vmalloc allocation failure in  sctp_setsockopt/xt_alloc_table_info Neil Horman <nhorman@tuxdriver.com> - 2016-11-28 18:50 +0100
            Re: net/sctp: vmalloc allocation failure in  sctp_setsockopt/xt_alloc_table_info Florian Westphal <fw@strlen.de> - 2016-11-28 19:00 +0100
              Re: net/sctp: vmalloc allocation failure in  sctp_setsockopt/xt_alloc_table_info Neil Horman <nhorman@tuxdriver.com> - 2016-11-28 19:00 +0100
                Re: net/sctp: vmalloc allocation failure in  sctp_setsockopt/xt_alloc_table_info Marcelo Ricardo Leitner <marcelo.leitner@gmail.com> - 2016-11-28 19:20 +0100
                Re: net/sctp: vmalloc allocation failure in  sctp_setsockopt/xt_alloc_table_info Marcelo Ricardo Leitner <marcelo.leitner@gmail.com> - 2016-11-30 20:30 +0100
                [PATCH] netfilter: avoid warn and OOM on vmalloc call Marcelo Ricardo Leitner <marcelo.leitner@gmail.com> - 2016-11-30 20:50 +0100
                Re: [PATCH] netfilter: avoid warn and OOM on vmalloc call Andrey Konovalov <andreyknvl@google.com> - 2016-12-01 10:50 +0100
                Re: [PATCH] netfilter: avoid warn and OOM on vmalloc call Marcelo Ricardo Leitner <marcelo.leitner@gmail.com> - 2016-12-01 20:10 +0100
                Re: net/sctp: vmalloc allocation failure in  sctp_setsockopt/xt_alloc_table_info Florian Westphal <fw@strlen.de> - 2016-11-28 19:20 +0100
                Re: net/sctp: vmalloc allocation failure in  sctp_setsockopt/xt_alloc_table_info Eric Dumazet <eric.dumazet@gmail.com> - 2016-11-28 19:40 +0100

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