Bug#437445: aptitude: segfault with package lists concurrency problem

[Daniel Burrows <dburrows@debian.org>]

On Sun, Aug 12, 2007 at 12:02:05PM -0400, Justin Pryzby <justinpryzby@users.sourceforge.net> was heard to say:
> Package: aptitude,apt
> #Version: 0.4.4-4,0.6.46.4-0.1
> 
> In one window I did:
> 
> |$ sudo aptitude update
> |[...]
> |Fetched 388kB in 36s (10.6kB/s)
> |Segmentation faultsts... 0%
> 
> I a different window I started:
> 
> |$ sleep 20; sudo aptitude install linux-image-2.6.22-1-vserver-686
> |E: Could not get lock /var/lib/dpkg/lock - open (11 Resource temporarily unavailable)
> |E: Unable to lock the administration directory (/var/lib/dpkg/), is another process using it?
> |Segmentation faultsts... 1%
> 
> Maybe this is due to mmaping a file whose size changes (shrinks?)?

  Do you still get this with 0.4.6.1-1?

  Daniel