[Samba] samba PANIC

skull skull17 at gmx.ch
Wed Nov 30 15:11:46 MST 2011

Am 30.11.2011 14:50, schrieb Michael Wood:
> On 30 November 2011 14:21, Volker Lendecke<Volker.Lendecke at sernet.de>  wrote:
>> On Wed, Nov 30, 2011 at 01:49:28PM +0200, Michael Wood wrote:
>>> On 30 November 2011 11:38, Volker Lendecke<Volker.Lendecke at sernet.de>  wrote:
> [...]
>>>> Nov 30 07:00:24 dc smbd[16828]: tdb(/var/lib/samba/locking.tdb): tdb_rec_read bad magic 0x42424242 at offset=3494648
>>>> In the past these problems have often been caused by bad
>>>> hardware.
>>> If it's bad hardware, where does the "BBBB" come from?  Seems sort of
>>> unlikely (although, of course, not impossible.)
>>> Does tdb ever set things to 0x42424242 somewhere in order to mark it
>>> as "freed" or something?  I don't see anything like that from a
>>> cursory glance at the code, though.
>> Newly allocated file space will be filled with that pattern.
>> If you have different proof that we have a software bug and
>> a patch, I would be more than happy to review it.
> I'm sure you would :)
> This is not a problem that is happening to me (I am not skull), and I
> of course do not have any proof that this is a software bug, let alone
> a patch.  I just found it strange that a hardware problem would cause
> "BBBB" to be found where some sort of TDB magic value was expected.
> You, of course, have infinitely more experience with this sort of
> thing than I have.  I just thought I'd ask.
>> With best regards,
> Same here.
i have no idea what you guys are talking about ;)
but i will replace the server ram on friday. i will report if it fixed 
the problem or not.
if not: i will start posting error logs again anyway.

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