From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (qmail 130777 invoked by alias); 8 Dec 2015 16:55:57 -0000 Mailing-List: contact cygwin-help@cygwin.com; run by ezmlm Precedence: bulk List-Id: List-Subscribe: List-Archive: List-Post: List-Help: , Sender: cygwin-owner@cygwin.com Mail-Followup-To: cygwin@cygwin.com Received: (qmail 130681 invoked by uid 89); 8 Dec 2015 16:55:56 -0000 Authentication-Results: sourceware.org; auth=none X-Virus-Found: No X-Spam-SWARE-Status: No, score=-0.4 required=5.0 tests=AWL,BAYES_00,RCVD_IN_DNSWL_LOW,SPF_PASS autolearn=ham version=3.3.2 X-HELO: mail-ob0-f176.google.com Received: from mail-ob0-f176.google.com (HELO mail-ob0-f176.google.com) (209.85.214.176) by sourceware.org (qpsmtpd/0.93/v0.84-503-g423c35a) with (AES128-GCM-SHA256 encrypted) ESMTPS; Tue, 08 Dec 2015 16:55:54 +0000 Received: by obcse5 with SMTP id se5so16757554obc.3 for ; Tue, 08 Dec 2015 08:55:52 -0800 (PST) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20130820; h=x-gm-message-state:mime-version:in-reply-to:references:date :message-id:subject:from:to:content-type; bh=CfnGEwy0emA3Ezj7Pu+4o/+30AVkvK91dqnNm/aKHNo=; b=Rct4H+BnI6S1PsjLZBKJV4mXfw1dfNUYr9Aw8RiQyIoUZSQhA4k9xeXPNdlc5nGLca ZDbWZDA6FDV8QlDZLBOxMVcOOBlY242mncNKHSZLhzDpaEE6/5xrW1wP1l7WaWQmQvTy dLV/qJIk6r1awHKY2lG6yS9zoxs7iUYFqRVjBmGiSxssKCyCLPuYGY6D82MOlKfH/uCr Kevw2FjEaIZcaQb15U83fKK08hrfgI+6OKOA05eoJ9mWa+RJ0cbXookrFSozgKCqwacr Usp1t0zFEBXtTspPdWDDG01erfhmDRYnhls2/jrT2+kDeBCzI8AF5L213Chb5Zpyt8dK KHvw== X-Gm-Message-State: ALoCoQm+l5/fHIGWRgNQquioZ3ADe3Pa/MTpeR7mT9guMMNA62hpDO7DSnyA5wsE+GGjWjf4UDxC1QKIPWdkQWcdI40KI4VnCXtI0Yv9GhLx59XW4ZdCF2I= MIME-Version: 1.0 X-Received: by 10.182.58.35 with SMTP id n3mr544825obq.46.1449593752636; Tue, 08 Dec 2015 08:55:52 -0800 (PST) Received: by 10.202.177.214 with HTTP; Tue, 8 Dec 2015 08:55:52 -0800 (PST) In-Reply-To: <56670A0B.5080707@dronecode.org.uk> References: <56619fc2.83c1420a.10961.ffffb37fSMTPIN_ADDED_MISSING@mx.google.com> <5665A382.2050208@dronecode.org.uk> <56670A0B.5080707@dronecode.org.uk> Date: Tue, 08 Dec 2015 16:55:00 -0000 Message-ID: Subject: Re: Fwd: failure notice From: Tom Kacvinsky To: cygwin@cygwin.com Content-Type: text/plain; charset=UTF-8 X-IsSubscribed: yes X-SW-Source: 2015-12/txt/msg00103.txt.bz2 On Tue, Dec 8, 2015 at 11:49 AM, Jon Turney wrote: > On 07/12/2015 16:17, Tom Kacvinsky wrote: >> >> On Mon, Dec 7, 2015 at 10:24 AM, Tom Kacvinsky wrote: >>> >>> On Mon, Dec 7, 2015 at 10:19 AM, Jon Turney wrote: >>>> >>>> On 04/12/2015 14:20, Tom Kacvinsky wrote: >>>>> >>>>> We have an interesting problem whereby an Linux X client application >>>>> crashes when running the X server on cygwin. We have a reproducer >>>>> for the problem, but it is a Qt example application stored in a >>>>> tarball. >>>>> >>>>> We have gathered the other information that would typically be >>>>> requested. >>>>> I just need to know the best way of getting this information to the >>>>> list. >>>> >>>> >>>> >>>> If the tarball is being rejected by the mailing list, I'd suggest you >>>> upload >>>> it to some file hosting site and send a link to the mailing list. >>>> >>>> If that is really not possible for you (why?), you may, on this specific >>>> occasion only, mail it directly to me. >>> >>> >>> Hi Jon, >>> >>> That is totally do-able. I will get it on a hosting site and send the >>> link. >> >> >> Here is the DropBox link. >> >> https://www.dropbox.com/s/b6exaxm30j8q318/cygwin-x-repro.zip?dl=0 > > > Sorry, I hadn't noticed that you are describing a crash in the Qt client, > not the Cygwin X server. > > So, firstly, this is a Qt issue. > > It may well be that the multiwindow mode window manager for the Cygwin X > server doesn't satisfy some expectation that Qt has (and I would be > interested to know what that is), but Qt crashing is never the right > thing to do. > > A backtrace of the Qt client when it crashes might be informative. > Will attempt to get one. I recall seeing in our internal bug tracking system the exact X server error message. Would that be of use? >> Please note it is a Qt reproducer. We have some hard coded paths in >> the Makefile that you will need to modify. We are using Qt 4.8.6 >> built on Ubuntu 12.04, 32 bit. > > > Nevertheless, I tried your reproducer in a Ubuntu 12.04 32-bit VM, but > wasn't able to observe any crash. > > I note that an Ubuntu 12.04 only seems to have Qt 4.8.1. Are you using a > self-built Qt? Yes, we are using a self built Qt, pretty much a stock build, only thing we are not doing is building the examples and demos. Thanks for your time. Tom -- Problem reports: http://cygwin.com/problems.html FAQ: http://cygwin.com/faq/ Documentation: http://cygwin.com/docs.html Unsubscribe info: http://cygwin.com/ml/#unsubscribe-simple