From owner-freebsd-hackers Thu Sep 17 20:08:53 1998 Return-Path: Received: (from majordom@localhost) by hub.freebsd.org (8.8.8/8.8.8) id UAA15251 for freebsd-hackers-outgoing; Thu, 17 Sep 1998 20:08:53 -0700 (PDT) (envelope-from owner-freebsd-hackers@FreeBSD.ORG) Received: from smtp01.primenet.com (smtp01.primenet.com [206.165.6.131]) by hub.freebsd.org (8.8.8/8.8.8) with ESMTP id UAA15183 for ; Thu, 17 Sep 1998 20:08:24 -0700 (PDT) (envelope-from tlambert@usr04.primenet.com) Received: (from daemon@localhost) by smtp01.primenet.com (8.8.8/8.8.8) id UAA29704; Thu, 17 Sep 1998 20:08:00 -0700 (MST) Received: from usr04.primenet.com(206.165.6.204) via SMTP by smtp01.primenet.com, id smtpd029652; Thu Sep 17 20:07:54 1998 Received: (from tlambert@localhost) by usr04.primenet.com (8.8.5/8.8.5) id UAA00463; Thu, 17 Sep 1998 20:07:49 -0700 (MST) From: Terry Lambert Message-Id: <199809180307.UAA00463@usr04.primenet.com> Subject: Re: GDB modifies shared libraries? To: jdp@polstra.com (John Polstra) Date: Fri, 18 Sep 1998 03:07:48 +0000 (GMT) Cc: bwithrow@BayNetworks.COM, hackers@FreeBSD.ORG In-Reply-To: <199809171632.JAA11090@austin.polstra.com> from "John Polstra" at Sep 17, 98 09:32:08 am X-Mailer: ELM [version 2.4 PL25] MIME-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit Sender: owner-freebsd-hackers@FreeBSD.ORG Precedence: bulk X-Loop: FreeBSD.ORG > Yes, it is a kernel bug. As far as I know, it doesn't actually modify > the file -- it just "updates" it with its original contents, changing > the timestamp. This appears to be a problem with the mmap code, and an ITIMES on a vm object for a page that has been improperly reused (from the other behaviour associated with a known mmap bug -- this could be an unrelated problem, however). Terry Lambert terry@lambert.org --- Any opinions in this posting are my own and not those of my present or previous employers. To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-hackers" in the body of the message