Re: CentOS 5.0 crash (cifs bug ?)

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Hi Akemi,

I were expected that there may have a CentOS testing repository
which will offer the bug fixed kernel.   But ... this should be
enough, I will try that.
Thanks

Regards
KC


On 9/23/07, Akemi Yagi <amyagi@xxxxxxxxx> wrote:
> On 9/22/07, Kuang-Chun Cheng <kcc1967@xxxxxxxxx> wrote:
> > Hi
> >
> > I think I hit the cifs bug described at
> > http://wiki.centos.org/TipsAndTricks/WindowsShares
> > and
> > http://bugs.centos.org/view.php?id=1776
> >
> > As CentOS Wiki said, CentOS 5.0 do have a bug fixed cifs.ko, so I thought it
> > should be in CentOSPlus repository ... so I upgrade my kernel and using
> > 2.6.18-8.1.10.el5.centos.plus.   After I use this kernel release, I
> > check the cifs.ko
> > and see the following:
> >
> > $ modinfo /lib/modules/2.6.18-8.1.10.el5.centos.plus/kernel/fs/cifs/cifs.ko
> > filename:
> > /lib/modules/2.6.18-8.1.10.el5.centos.plus/kernel/fs/cifs/cifs.ko
> > version:        1.45
> > description:    VFS to access servers complying with the SNIA CIFS
> > Specification e.g. Samba and Windows
> > license:        GPL
> > author:         Steve French <sfrench@xxxxxxxxxx>
> > srcversion:     7C1A34565EA00CE993D56FA
> > depends:
> > vermagic:       2.6.18-8.1.10.el5.centos.plus SMP mod_unload 686
> > REGPARM 4KSTACKS gcc-4.1
> > parm:           CIFSMaxBufSize:Network buffer size (not including
> > header). Default: 16384 Range: 8192 to 130048 (int)
> > parm:           cifs_min_rcv:Network buffers in pool. Default: 4
> > Range: 1 to 64 (int)
> > parm:           cifs_min_small:Small network buffers in pool. Default:
> > 30 Range: 2 to 256 (int)
> > parm:           cifs_max_pending:Simultaneous requests to server.
> > Default: 50 Range: 2 to 256 (int)
> >
> >
> > The cifs.ko is version 1.45 .... I think this is still the buggy
> > version, right ???
> >
> > I have two CentOS 5.0 boxes, both running 2.6.18-8.1.10.el5.centos.plus and
> > using automounter to mount WinXP's share.  I use this as part of my daily
> > backup ... and both boxes crash quite often ... specially when I have
> > large files
> > cross cifs mounted filesystem using rsync.
> >
> > For small files, they are quite stable.
> >
> > Could someone tell me ... did I use the bug fixed cifs.ko ?  Or how
> > can I fix this
> > problem ?  Thanks
> >
> > Regards
> > KC
>
> You have to use the patched cifs.ko offered in the bug tracker.  This
> bug will be fixed in CentOS 5.1 (and 4.6).  But all 5.0 (and 4.5)
> kernels have the same buggy cifs.ko.
>
> Akemi
> _______________________________________________
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> CentOS@xxxxxxxxxx
> http://lists.centos.org/mailman/listinfo/centos
>
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