X-Recipient: archive-cygwin@delorie.com X-SWARE-Spam-Status: No, hits=-1.9 required=5.0 tests=BAYES_00,RCVD_IN_DNSWL_NONE,RCVD_IN_HOSTKARMA_YE X-Spam-Check-By: sourceware.org X-Mail-Handler: Dyn Standard SMTP by Dyn X-Report-Abuse-To: abuse@dyndns.com (see http://www.dyndns.com/services/sendlabs/outbound_abuse.html for abuse reporting information) X-MHO-User: U2FsdGVkX1+pVVylkqVpb/3aG80oTksm Date: Fri, 15 Mar 2013 15:41:01 -0400 From: Christopher Faylor To: cygwin@cygwin.com Subject: Re: deadlock with busy waiting on sigfe Message-ID: <20130315194101.GA2095@ednor.casa.cgf.cx> Reply-To: cygwin@cygwin.com Mail-Followup-To: cygwin@cygwin.com References: <20130116014646.GB13175@ednor.casa.cgf.cx> <20130116021414.GA14341@ednor.casa.cgf.cx> <20130120065456.GC17644@ednor.casa.cgf.cx> <20130311143630.GA6498@ednor.casa.cgf.cx> <20130311204554.GA959@ednor.casa.cgf.cx> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20130311204554.GA959@ednor.casa.cgf.cx> User-Agent: Mutt/1.5.20 (2009-06-14) Mailing-List: contact cygwin-help@cygwin.com; run by ezmlm Precedence: bulk List-Id: List-Unsubscribe: List-Subscribe: List-Archive: List-Post: List-Help: , Sender: cygwin-owner@cygwin.com Mail-Followup-To: cygwin@cygwin.com Delivered-To: mailing list cygwin@cygwin.com On Mon, Mar 11, 2013 at 04:45:54PM -0400, Christopher Faylor wrote: >On Tue, Mar 12, 2013 at 04:35:41AM +0900, jojelino wrote: >>On 2013-03-11 PM 11:36, Christopher Faylor wrote: >>> A "proper bug report" would at least include what you were actually doing >>> to trigger this problem. >>> >>I was trying to CTRL+C cygwin python process that is executing some >>operation and fell asleep for 60 seconds repeatedly. I'm pretty sure >>that the process was sleeping as i tried interrupt it. >> >>> Are you sure that there are only two threads executing here? It seems like >>> this is a symptom of another thread holding the lock. >>> >>It's unlikely the case because there was two thread running when >>livelock observed. > >How about if you humor me and do a "show threads" rather than just >asserting that it was unlikely? Actually, if you are running this on a DOS console, and you hit CTRL-C, you will have at least one other thread executing. Were you running this under mintty (aka a pty) or in a Windows cmd shell? cgf -- 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