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SubjectRe: [bug] __nf_ct_refresh_acct(): WARNING: at lib/list_debug.c:30 __list_add+0x7d/0xad()
From: Ingo Molnar <>
Date: Wed, 17 Jun 2009 13:08:03 +0200

> * Eric Dumazet <> wrote:
>> IPS_CONFIRMED_BIT is set under nf_conntrack_lock (in __nf_conntrack_confirm()),
>> we probably want to add a synchronisation under ct->lock as well,
>> or __nf_ct_refresh_acct() could set ct->timeout.expires to extra_jiffies,
>> while a different cpu could confirm the conntrack.
>> Following patch as RFC
> A quick test suggests that it seems to works here - thanks Eric!

Patrick, please take a quick look at Eric's fix. I'd like to
apply it quickly if it looks good to you.


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