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Date: Wed, 30 Sep 2009 14:36:16 +0200
From: Eric Dumazet <eric.dumazet@gmail.com>
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To: Ralf.Hildebrandt@charite.de
CC: linux-kernel@vger.kernel.org
Subject: Re: 2.6.31: WARNING: at net/ipv4/af_inet.c:154 inet_sock_destruct+0x164/0x1c0()
References: <20090930122441.GB17974@charite.de>
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Ralf Hildebrandt a écrit :
> This machine runs openvpn:
> 
> Sep 30 08:48:05 vpn-gw-int kernel: [1706466.259235] ------------[ cut here ]------------
> Sep 30 08:48:05 vpn-gw-int kernel: [1706466.259246] WARNING: at net/ipv4/af_inet.c:154 inet_sock_destruct+0x164/0x1c0()
> Sep 30 08:48:05 vpn-gw-int kernel: [1706466.259249] Hardware name: ProLiant DL360 G4p
> Sep 30 08:48:05 vpn-gw-int kernel: [1706466.259251] Modules linked in: ipt_REJECT ipt_LOG xt_multiport tun xt_tcpudp xt_state iptable_nat nf_nat iptable_filter ip_tables x_tables nf_conntrack_ipv4 nf_defrag_ipv4 ipv6 psmouse nf_conntrack_ftp nf_conntrack tg3 libphy
> Sep 30 08:48:05 vpn-gw-int kernel: [1706466.259274] Pid: 2286, comm: openvpn Not tainted 2.6.31 #1
> Sep 30 08:48:05 vpn-gw-int kernel: [1706466.259276] Call Trace:
> Sep 30 08:48:05 vpn-gw-int kernel: [1706466.259282]  [<c126d154>] ? inet_sock_destruct+0x164/0x1c0
> Sep 30 08:48:05 vpn-gw-int kernel: [1706466.259288]  [<c10326fb>] ? warn_slowpath_common+0x6f/0xcd
> Sep 30 08:48:05 vpn-gw-int kernel: [1706466.259292]  [<c126d154>] ? inet_sock_destruct+0x164/0x1c0
> Sep 30 08:48:05 vpn-gw-int kernel: [1706466.259296]  [<c1032779>] ? warn_slowpath_null+0x20/0x3c
> Sep 30 08:48:05 vpn-gw-int kernel: [1706466.259300]  [<c126d154>] ? inet_sock_destruct+0x164/0x1c0
> Sep 30 08:48:05 vpn-gw-int kernel: [1706466.259305]  [<c128bdcb>] ? _spin_lock_bh+0x16/0x40
> Sep 30 08:48:05 vpn-gw-int kernel: [1706466.259309]  [<c128bdcb>] ? _spin_lock_bh+0x16/0x40
> Sep 30 08:48:05 vpn-gw-int kernel: [1706466.259314]  [<c121bc78>] ? __sk_free+0x21/0xd6
> Sep 30 08:48:05 vpn-gw-int kernel: [1706466.259318]  [<c121be41>] ? sk_common_release+0x5b/0x97
> Sep 30 08:48:05 vpn-gw-int kernel: [1706466.259321]  [<c126cc05>] ? inet_release+0x39/0x66
> Sep 30 08:48:05 vpn-gw-int kernel: [1706466.259325]  [<c1218eaa>] ? sock_release+0x22/0x8d
> Sep 30 08:48:05 vpn-gw-int kernel: [1706466.259329]  [<c1218f31>] ? sock_close+0x1c/0x42
> Sep 30 08:48:05 vpn-gw-int kernel: [1706466.259334]  [<c10a125c>] ? __fput+0xd6/0x1e0
> Sep 30 08:48:05 vpn-gw-int kernel: [1706466.259338]  [<c109dd34>] ? filp_close+0x41/0x72
> Sep 30 08:48:05 vpn-gw-int kernel: [1706466.259342]  [<c109ddda>] ? sys_close+0x75/0xc0
> Sep 30 08:48:05 vpn-gw-int kernel: [1706466.259347]  [<c1002ecf>] ? sysenter_do_call+0x12/0x26
> Sep 30 08:48:05 vpn-gw-int kernel: [1706466.259350] ---[ end trace 4715d461fc27d993 ]---
> 

We believe following patch should fix this problem.

http://lkml.org/lkml/2009/9/29/62

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