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    SubjectRe: 2.6.23-rc2-mm2 -- conntrack divide error
    Gabriel C napsal(a):
    > Dave Young wrote:
    >>> On 8/10/07, Dave Young <hidave.darkstar@gmail.com> wrote:
    >>>> On 8/10/07, Andrew Morton <akpm@linux-foundation.org> wrote:
    >>>> On Fri, 10 Aug 2007 16:18:38 +0800 "Dave Young" <hidave.darkstar@gmail.com> wrote:
    >>>>
    >>>>> Hi,
    >>>>> 2.6.23-rc2-mm2:
    >>>>> config with CONFIG_NF_CONNTRACK_AMANDA=y
    >>>>> boot oops:
    >>>>>
    >>>>> hand copyed :
    >>>>> the EIP: helper_hash
    >>>>>
    >>>>> backtrace:
    >>>>> do_basic_setup
    >>>>> ...
    >>>>> nf_conntrack_amanda_init
    >>>>> error_code
    >>>>> do_vivide_error
    >>>>> ...
    >>>>>
    >>>> cc netdev
    >>>>
    >>>> please send config
    >>>>
    >>>> presumably nf_ct_helper_hsize is zero

    I think so. 2.6.23-rc2-mm1 seemed be OK.

    >>>>
    >>>> I'd have thought that the same bug would be present in mainline - there's
    >>>> nothing in git-net.patch.
    >>>>
    >>>> (hunts around, discovers that there's a net-2.6.24 tree now. Bah)
    >>>>
    >>> MY config file for test:
    >>> -----cut---
    >> Hi,
    >> config the CONFIG_NF_CONNTRACK_AMANDA=m, reboot , still oops, but this
    >> time the point is nf_conntrack_ftp_init, (I doubt the
    >> nf_conntrack_core is not initialized.)
    >>
    >> boot with vga_ask and select 80x60, copyed more infomations:
    >> ---------pre oops:-----------
    >> sysctl table check failed: /net/netfilter/nf_conntrack_generic_timeout
    >> .3.19.13 Missing strategy
    >> ...
    >> nf_conntrack_14_proto_sctp4 protocol register failed
    >> ...
    >> ---------oops:----------------
    >> divide error: 0000 [#1] SMP
    >> EIP: 0060: [<c088477b>] EFLAGS 00010246
    >> Process swapper
    >> ...
    >> nf_conntrack_ftp_init
    >> ...
    >>
    >> Code: <...>
    >> EIP <...> helper_hash +0x1b/0x24
    >
    > Does not Oops here but is broken.

    My $0.02:
    http://www.fi.muni.cz/~xslaby/sklad/panics/nf_oops.png
    http://www.fi.muni.cz/~xslaby/sklad/panics/nf_oops.config

    --
    Jiri Slaby (jirislaby@gmail.com)
    Faculty of Informatics, Masaryk University
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