Re: Asterisk deadlocks since Kernel 4.1

From	Philipp Hahn <pmhahn@pmhahn.de>
Newsgroups	linux.kernel
Subject	Re: Asterisk deadlocks since Kernel 4.1
Date	2015-12-02 19:00 +0100
Message-ID	<qBjR9-20s-23@gated-at.bofh.it> (permalink)
References	(15 earlier) <qwDx9-5ll-55@gated-at.bofh.it> <qxYJc-1N0-5@gated-at.bofh.it> <qxYSS-1QC-19@gated-at.bofh.it> <qBccV-5qs-11@gated-at.bofh.it> <qBe54-6Dh-25@gated-at.bofh.it>
Organization	linux.* mail to news gateway

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Hi,

Am 02.12.2015 um 12:40 schrieb Hannes Frederic Sowa:
> Cool, thanks a lot. Does this patch make a difference?
> 
> diff --git a/net/netlink/af_netlink.c b/net/netlink/af_netlink.c
> index 59651af..278e94c 100644
> --- a/net/netlink/af_netlink.c
> +++ b/net/netlink/af_netlink.c
> @@ -1137,7 +1137,7 @@ static int netlink_insert(struct sock *sk, u32 portid)
>  
>  	/* We need to ensure that the socket is hashed and visible. */
>  	smp_wmb();
> -	nlk_sk(sk)->bound = portid;
> +	nlk_sk(sk)->bound = true;
>  
>  err:
>  	release_sock(sk);

Will test that tomorrow.

What confuss me is that it works with 4.3. I compared
net/netlink/af_netlink.[ch] for differences between v4.1.10 and v4.3 and
didn't find anything which would explain only 4,1 getting stuck.

Philipp
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Thread

Re: Asterisk deadlocks since Kernel 4.1 Stefan Priebe - Profihost AG <s.priebe@profihost.ag> - 2015-12-02 10:50 +0100
  Re: Asterisk deadlocks since Kernel 4.1 Hannes Frederic Sowa <hannes@stressinduktion.org> - 2015-12-02 12:50 +0100
    Re: Asterisk deadlocks since Kernel 4.1 Philipp Hahn <pmhahn@pmhahn.de> - 2015-12-02 19:00 +0100
    Re: Asterisk deadlocks since Kernel 4.1 Stefan Priebe - Profihost AG <s.priebe@profihost.ag> - 2015-12-03 09:30 +0100
    Re: Asterisk deadlocks since Kernel 4.1 Stefan Priebe <s.priebe@profihost.ag> - 2015-12-04 19:30 +0100
      Re: Asterisk deadlocks since Kernel 4.1 Herbert Xu <herbert@gondor.apana.org.au> - 2015-12-05 02:10 +0100
        Re: Asterisk deadlocks since Kernel 4.1 Stefan Priebe <s.priebe@profihost.ag> - 2015-12-06 22:00 +0100
          Re: Asterisk deadlocks since Kernel 4.1 Herbert Xu <herbert@gondor.apana.org.au> - 2015-12-07 02:30 +0100
            Re: Asterisk deadlocks since Kernel 4.1 Stefan Priebe - Profihost AG <s.priebe@profihost.ag> - 2015-12-07 08:00 +0100
              netlink: Add missing goto statement to netlink_insert Herbert Xu <herbert@gondor.apana.org.au> - 2015-12-08 07:20 +0100
                Re: netlink: Add missing goto statement to netlink_insert David Miller <davem@davemloft.net> - 2015-12-08 17:30 +0100
                Re: netlink: Add missing goto statement to netlink_insert Greg KH <greg@kroah.com> - 2015-12-09 04:40 +0100
          Re: Asterisk deadlocks since Kernel 4.1 Philipp Hahn <pmhahn@pmhahn.de> - 2015-12-07 08:50 +0100
    Re: Asterisk deadlocks since Kernel 4.1 Philipp Matthias Hahn <pmhahn@pmhahn.de> - 2015-12-05 15:20 +0100
      Re: Asterisk deadlocks since Kernel 4.1 Stefan Priebe <s.priebe@profihost.ag> - 2015-12-05 16:40 +0100
  Re: Asterisk deadlocks since Kernel 4.1 Philipp Hahn <pmhahn@pmhahn.de> - 2015-12-02 19:00 +0100
    Re: Asterisk deadlocks since Kernel 4.1 Hannes Frederic Sowa <hannes@stressinduktion.org> - 2015-12-02 19:30 +0100

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