On Monday 30 July 2007 19:16, Martin Simmons wrote:
> >>>>> On Mon, 30 Jul 2007 16:48:09 +0200, Kern Sibbald said:
> > 
> > On Sunday 29 July 2007 19:28, Ryan Novosielski wrote:
> > > Hi all,
> > > 
> > > Ever since I added the TapeAlert/smartmonctl command to my tape drive,
> > > it appears as if I get a fairly regular crash of that bacula-sd. I know
> > > there is a case where Bacula and the utility can go for the tape drive
> > > at the same time and cause problems, but I don't think Bacula should go
> > > KABOOM when this happens.
> > 
> > The traceback, unfortunately, doesn't demangle the C++ subroutine names 
nor 
> > provide source line numbers, but the best that I can tell is that the heap 
> > has been corrupted, Bacula detects is, then does a Kaboom (self inflicted 
seg 
> > fault).
> 
> I think there is a bug in bnet_thread_server that causes the Kaboom.
> 
> The dlist sockfds contains the fd_ptr objects, which are allocated with
> alloca.  The problem is that the dlist destructor will deallocate them using
> free (i.e. sm_free).  You can see this in the backtrace, where the argument 
to
> sm_free is a pointer into the stack (0xffbff028).

Oh, that is cute and clever of you to figure out.  I'll *certainly* take a 
look at it.

I've never seen such a crash so it must only normally happen on shutdown. Do 
you have any idea what is triggering the code that fails in this case?

Regards,

Kern

> 
> __Martin
> 
> -------------------------------------------------------------------------
> This SF.net email is sponsored by: Splunk Inc.
> Still grepping through log files to find problems?  Stop.
> Now Search log events and configuration files using AJAX and a browser.
> Download your FREE copy of Splunk now >>  http://get.splunk.com/
> _______________________________________________
> Bacula-devel mailing list
> [EMAIL PROTECTED]
> https://lists.sourceforge.net/lists/listinfo/bacula-devel
> 

-------------------------------------------------------------------------
This SF.net email is sponsored by: Splunk Inc.
Still grepping through log files to find problems?  Stop.
Now Search log events and configuration files using AJAX and a browser.
Download your FREE copy of Splunk now >>  http://get.splunk.com/
_______________________________________________
Bacula-users mailing list
Bacula-users@lists.sourceforge.net
https://lists.sourceforge.net/lists/listinfo/bacula-users

Reply via email to