Re: free(): double free detected in tcache 2

Denis Corbin <[email protected]> Thu, 27 Feb 2020 19:51:28 +0100

Newsgroups	gmane.comp.sysutils.backup.dar.support
Message-ID	<[email protected]>


On 27/02/2020 19:27, Graham Cobb wrote:
> On 27/02/2020 17:46, Graham Cobb wrote:
>>>
>>> yep, this code has not changed for years... The problem occurs at etage
>>> object construction. Its field "fichier" should be initalized by default
>>> before the etage constructor code is ran. The first thing that is done
>>> is to invoke the std::deque::clear() method on this one, which seems to
>>> be the #5 in the stack.
>>
>> It looks like this may be a debian packaging bug... I have just realised
>> that when I upgraded dar to 2.6.8, it did not upgrade libdar to 2.6.8 as
>> well. So, I have been running with dar 2.6.8 but libdar 2.6.6.
>>
>> I have now upgraded libdar to 2.6.8 as well and the backup is now
>> running. I will provide another reply when it finishes to let you know
>> if it is successful.
>>
>> If so, I will report a debian bug saying that dar should have a
>> dependency on the same version of libdar. Is that correct?
> 
> The backup has finished successfully. I can confirm that the crash no
> longer happens. I believe the only change I made was to install the same
> version of libdar.
> 
> 
> 

Thank you for this feedback!

Cheers,
Denis

_______________________________________________
Dar-support mailing list
[email protected]
https://lists.sourceforge.net/lists/listinfo/dar-support

signature.asc (application/pgp-signature, 833 B)