Bug#396071: segfaults when attempting to take a screenshot while wget is running

[Robert Millan <rmh@aybabtu.com>]

Package: choose-mirror
Severity: normal

If you hit the Screenshot button while wget is fetching [1] your mirror's
Release file, d-i will segfault.  Inmediately after that, you see [2], and after
a console switch, the d-i logs [3].

[1] crash1.png
[2] crash2.png
[3] crash3.png

-- System Information:
Debian Release: testing/unstable
  APT prefers testing
  APT policy: (500, 'testing')
Architecture: amd64 (x86_64)
Shell:  /bin/sh linked to /bin/bash
Kernel: Linux 2.6.17-2-amd64
Locale: LANG=ca_AD.UTF-8, LC_CTYPE=ca_AD.UTF-8 (charmap=UTF-8) (ignored: LC_ALL set to ca_AD.UTF-8)

Attachment: crash1.png
Description: PNG image

Attachment: crash2.png
Description: PNG image

Attachment: crash3.png
Description: PNG image