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From: Florian Westphal <fw@strlen.de>
To: Neil Horman <nhorman@tuxdriver.com>
Cc: Marcelo Ricardo Leitner <marcelo.leitner@gmail.com>,
	Andrey Konovalov <andreyknvl@google.com>,
	Vlad Yasevich <vyasevich@gmail.com>,
	linux-sctp@vger.kernel.org, netdev <netdev@vger.kernel.org>,
	LKML <linux-kernel@vger.kernel.org>,
	Pablo Neira Ayuso <pablo@netfilter.org>,
	Patrick McHardy <kaber@trash.net>,
	Jozsef Kadlecsik <kadlec@blackhole.kfki.hu>,
	"David S. Miller" <davem@davemloft.net>,
	netfilter-devel@vger.kernel.org, coreteam@netfilter.org,
	Dmitry Vyukov <dvyukov@google.com>,
	Kostya Serebryany <kcc@google.com>,
	Eric Dumazet <edumazet@google.com>,
	syzkaller <syzkaller@googlegroups.com>
Subject: Re: net/sctp: vmalloc allocation failure in sctp_setsockopt/xt_alloc_table_info
Date: Mon, 28 Nov 2016 18:47:10 +0100	[thread overview]
Message-ID: <20161128174710.GE28510@breakpoint.cc> (raw)
In-Reply-To: <20161128174647.GC29839@hmsreliant.think-freely.org>

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.

  reply	other threads:[~2016-11-28 17:47 UTC|newest]

Thread overview: 15+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2016-11-28 13:00 net/sctp: vmalloc allocation failure in sctp_setsockopt/xt_alloc_table_info Andrey Konovalov
2016-11-28 14:13 ` Neil Horman
2016-11-28 14:33   ` Andrey Konovalov
2016-11-28 14:39     ` Neil Horman
2016-11-28 15:13       ` Marcelo Ricardo Leitner
2016-11-28 17:46         ` Neil Horman
2016-11-28 17:47           ` Florian Westphal [this message]
2016-11-28 17:56             ` Neil Horman
2016-11-28 18:09               ` Florian Westphal
2016-11-28 18:18                 ` Marcelo Ricardo Leitner
2016-11-30 19:21                   ` Marcelo Ricardo Leitner
2016-11-30 19:42                     ` [PATCH] netfilter: avoid warn and OOM on vmalloc call Marcelo Ricardo Leitner
2016-12-01  9:42                       ` Andrey Konovalov
2016-12-01 19:08                         ` Marcelo Ricardo Leitner
2016-11-28 18:26                 ` net/sctp: vmalloc allocation failure in sctp_setsockopt/xt_alloc_table_info Eric Dumazet

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