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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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