From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (qmail 22450 invoked from network); 10 Jun 2000 18:23:10 -0000 Received: from sunsite.auc.dk (130.225.51.30) by ns1.primenet.com.au with SMTP; 10 Jun 2000 18:23:10 -0000 Received: (qmail 19895 invoked by alias); 10 Jun 2000 18:23:01 -0000 Mailing-List: contact zsh-workers-help@sunsite.auc.dk; run by ezmlm Precedence: bulk X-No-Archive: yes X-Seq: 11854 Received: (qmail 19888 invoked from network); 10 Jun 2000 18:22:59 -0000 From: "Bart Schaefer" Message-Id: <1000610182255.ZM28376@candle.brasslantern.com> Date: Sat, 10 Jun 2000 18:22:54 +0000 X-Mailer: Z-Mail (5.0.0 30July97) To: zsh-workers@sunsite.auc.dk Subject: More trap-handling crashes MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii The quickest way to see it is as follows: zagzig[81] Src/zsh -f zagzig% autoload -U promptinit zagzig% promptinit zagzig% prompt bart zagzig [prompt bart] /usr/src/local/zsh/zsh-3.1.9-build 00-06-10 10:49AM zagzig% prompt bart off (zsh consumes all available memory, then crashes) The problem is that here: #0 dosavetrap (sig=28, level=3) at ../../zsh-3.1.6/Src/signals.c:675 #1 0x809312f in removetrap (sig=28) at ../../zsh-3.1.6/Src/signals.c:756 #2 0x8093080 in unsettrap (sig=28) at ../../zsh-3.1.6/Src/signals.c:733 #3 0x8092fb1 in settrap (sig=28, l=0x8124c10) at ../../zsh-3.1.6/Src/signals.c:700 #4 0x80a613f in setfunction (name=0x400e23d8 "TRAPWINCH", val=0x8124bc8 "", dis=0) at ../../../zsh-3.1.6/Src/Modules/parameter.c:357 (More stack frames follow...) sigfuncs[sig] points to a completely garbaged eprog with a huge `len' field, so zsh tried to allocate roughly a gigabyte of memory. localtraps is not set, and there's no exit trap involved. I suspect this is related to the (root cause of the) TRAPEXIT crash that Clint patched recently. -- Bart Schaefer Brass Lantern Enterprises http://www.well.com/user/barts http://www.brasslantern.com Zsh: http://www.zsh.org | PHPerl Project: http://phperl.sourceforge.net