GNU bug report logs - #20209
GUILE 2.0.11: crash in set_port_filename_x for bytevector ports

Previous Next

Package: guile;

Reported by: David Kastrup <dak <at> gnu.org>

Date: Thu, 26 Mar 2015 20:19:02 UTC

Severity: normal

Done: Andy Wingo <wingo <at> pobox.com>

Bug is archived. No further changes may be made.

Full log

View this message in rfc822 format

From: Mark H Weaver <mhw <at> netris.org>
To: David Kastrup <dak <at> gnu.org>
Cc: 20209 <at> debbugs.gnu.org
Subject: bug#20209: GUILE 2.0.11: crash in set_port_filename_x for bytevector ports
Date: Sat, 28 Mar 2015 14:48:10 -0400

David Kastrup <dak <at> gnu.org> writes:

> It's also a rather inscrutable error symptom.  Any chance wrong-type-arg
> can guard against uninitialized/invalid types specifically?

In this case the "bad type tag" was a valid tag, but not the one
intended for ports.  The tags of the returned port indicated that it was
a pair those car contained a non-immediate object located at an unmapped
address, which caused a segfault while trying to print it.

     Mark
This bug report was last modified 8 years and 88 days ago.

Previous Next

GNU bug tracking system
Copyright (C) 1999 Darren O. Benham, 1997,2003 nCipher Corporation Ltd, 1994-97 Ian Jackson.