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Re: svn segfault when using svn+ssh schema

On 09/01/2017 19:07, Sam Edge wrote:
> On 09/01/2017 02:04, Eliot Moss wrote:
>> On 1/8/2017 3:45 PM, David Rothenberger wrote:
>>> On 1/8/2017 6:12 AM, Sam Edge wrote:
>>>> I've seen a number of 'svn segfault' threads on the mailing list
>>>> archive
>>>> but none of them seem to cover this specific failure mode.
>>>> (Apologies if
>>>> one of them does!)
>>>> I'm getting segfaults from svn but only when using ssh as the schema.
>>>> The following three commands are all accessing the same server, the
>>>> name
>>>> of which has been changed to protect the guilty.
>>>> --------
>>>> SamEdge@thor ~
>>>> $ ssh
>>>> ( success ( 2 2 ( ) ( edit-pipeline svndiff1 absent-entries
>>>> commit-revprops depth log-revprops atomic-revprops partial-replay
>>>> inherited-props ephemeral-txnprops file-revs-reverse ) ) )
>>>> SamEdge@thor ~
>>>> $ svn ls svn+ssh://
>>>> Segmentation fault (core dumped)
>> Assuming this is repeatable behavior, perhaps getting a trace using
>> strace would reveal some more useful information.
>> Regards - Eliot Moss
> Good idea.
> Strangely, on another Windows 7 64-bit machine svn+ssh to the same
> server is working fine for me. The most significant differences are that
> the 'working' machine is running Windows 7 Pro on an Intel CPU with
> Sophos AV and domain accounts whereas the 'failing' machine is Windows 7
> Home Premium on an AMD with MS Security Essentials and local accounts.
> These differences may or may not be relevant of course.
> Anyway, attached are the two strace outputs. Diffing them suggests that
> it's segfaulting in the fork() "system" call.
> I don't have time in the week to run it in a debug session but I'll try
> to do so at the weekend given the advice I've been given here. I will
> also do a rebaseall after I've tracked down the
> Thanks for the feedback folks. Much appreciated.
> BR

Hi again.

I've downloaded the debug symbols for subversion & the Cygwin dll and
run the command in gdb. Output attached. Not really giving me any clues
so far.

I've also run 'rebaseall' on the off chance that it would help - it didn't!

Still open to suggestions if anyone has any "light bulb" notions. :-)

Sam Edge

Attachment: svn-gdb.txt
Description: Text document

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