[Dovecot] Strange dmesg messages
neko at it4u.lv
Thu Apr 3 19:01:31 EEST 2008
Raphael Bittencourt S. Costa wrote:
> On Thu, 2008-04-03 at 09:25 +0300, Uldis Pakuls wrote:
>> Raphael Bittencourt S. Costa wrote:
>>> I'm getting strange messages on my new server with dovecot-1.1rc4 + lda
>>> + sieve + ldap + postfix + suse10. This server is in production since
>>> monday, and worked fine until today. The only thing I had changed was
>>> dovecot from 1.1rc3 to 1.1rc4. I already enabled mail_debug, but I got
>>> any erros after that.
>>> Does anyone have any idea of what is happening?
>>> Unable to handle kernel NULL pointer dereference at 0000000000000020
>> It is a kernel level crash in function sys_inotify_rm_watch.;
>> */*/fs/inotify_user.c - inotify support for userspace/*/*
>> I don't think its dovecot's fault. Have you installed any vendor
>> specific/propertary storage drivers?
> Just using Hitachi's HDLM for multipath and failover.
It's looks like problem with storage drivers (kernel modules) ; crash
after attempt to free inotify data.
As workaroud I may sugest to use difrenet notify method. (configure
I have 9 production servers running different versions of SuSE linux and
never have such a problem.
Something like this I got only once: after adding LSI pseudo raid
adapter useing LSI propertary drivers./**/*/*/
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