From owner-freebsd-current@freebsd.org Sat Dec 8 00:03:21 2018 Return-Path: Delivered-To: freebsd-current@mailman.ysv.freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2610:1c1:1:606c::19:1]) by mailman.ysv.freebsd.org (Postfix) with ESMTP id BAE2213252D4; Sat, 8 Dec 2018 00:03:21 +0000 (UTC) (envelope-from sgk@troutmask.apl.washington.edu) Received: from troutmask.apl.washington.edu (troutmask.apl.washington.edu [128.95.76.21]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits)) (Client CN "troutmask", Issuer "troutmask" (not verified)) by mx1.freebsd.org (Postfix) with ESMTPS id C49FB7E798; Sat, 8 Dec 2018 00:03:20 +0000 (UTC) (envelope-from sgk@troutmask.apl.washington.edu) Received: from troutmask.apl.washington.edu (localhost [127.0.0.1]) by troutmask.apl.washington.edu (8.15.2/8.15.2) with ESMTPS id wB803JGJ023702 (version=TLSv1.3 cipher=TLS_AES_256_GCM_SHA384 bits=256 verify=NO); Fri, 7 Dec 2018 16:03:19 -0800 (PST) (envelope-from sgk@troutmask.apl.washington.edu) Received: (from sgk@localhost) by troutmask.apl.washington.edu (8.15.2/8.15.2/Submit) id wB803JLC023701; Fri, 7 Dec 2018 16:03:19 -0800 (PST) (envelope-from sgk) Date: Fri, 7 Dec 2018 16:03:19 -0800 From: Steve Kargl To: freebsd-current@freebsd.org, freebsd-hackers@freebsd.org Subject: Re: HEADSUP: Something has gone south with -current Message-ID: <20181208000319.GB23410@troutmask.apl.washington.edu> Reply-To: sgk@troutmask.apl.washington.edu References: <20181207230622.GA22163@troutmask.apl.washington.edu> <20181207233019.GA22981@troutmask.apl.washington.edu> <20181207235233.GA23410@troutmask.apl.washington.edu> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20181207235233.GA23410@troutmask.apl.washington.edu> User-Agent: Mutt/1.10.1 (2018-07-13) X-Rspamd-Queue-Id: C49FB7E798 X-Spamd-Result: default: False [2.23 / 15.00]; ARC_NA(0.00)[]; HAS_REPLYTO(0.00)[sgk@troutmask.apl.washington.edu]; FROM_HAS_DN(0.00)[]; TO_MATCH_ENVRCPT_ALL(0.00)[]; NEURAL_HAM_LONG(-0.38)[-0.378,0]; MIME_GOOD(-0.10)[text/plain]; TO_DN_NONE(0.00)[]; DMARC_NA(0.00)[washington.edu]; AUTH_NA(1.00)[]; REPLYTO_ADDR_EQ_FROM(0.00)[]; RCVD_COUNT_THREE(0.00)[3]; IP_SCORE(0.25)[ip: (1.04), ipnet: 128.95.0.0/16(0.11), asn: 73(0.20), country: US(-0.09)]; NEURAL_SPAM_SHORT(0.86)[0.859,0]; RCVD_IN_DNSWL_MED(-0.20)[21.76.95.128.list.dnswl.org : 127.0.11.2]; MX_GOOD(-0.01)[cached: troutmask.apl.washington.edu]; RCPT_COUNT_TWO(0.00)[2]; NEURAL_SPAM_MEDIUM(0.81)[0.805,0]; R_SPF_NA(0.00)[]; FROM_EQ_ENVFROM(0.00)[]; R_DKIM_NA(0.00)[]; RCVD_TLS_LAST(0.00)[]; ASN(0.00)[asn:73, ipnet:128.95.0.0/16, country:US]; MID_RHS_MATCH_FROM(0.00)[] X-Rspamd-Server: mx1.freebsd.org X-BeenThere: freebsd-current@freebsd.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Discussions about the use of FreeBSD-current List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Sat, 08 Dec 2018 00:03:22 -0000 On Fri, Dec 07, 2018 at 03:52:33PM -0800, Steve Kargl wrote: > On Fri, Dec 07, 2018 at 03:30:19PM -0800, Steve Kargl wrote: > > On Fri, Dec 07, 2018 at 03:06:22PM -0800, Steve Kargl wrote: > > > > > > make core dumps. > > > devd core dumps. > > > init core dumps. > > > cc core dumps. > > > c++ core dumps. > > > > > > Something seems to be broken. > > > > > > > Further investigation, > > as core dumps. > > cpp core dumps. > > /rescue/vi core dumps. > > > > All of these programs are statically linked. Note, ar and ranlib > > have static linkage, and appear to still work but these were not > > replaced by the failing 'make installworld'. > > > > Ah, so if I go into /usr/obj/usr/src/amd64.amd64/ar, this ar > > is static and not stripped and works! But, if I do > > > > cp ar ar.new > > strip ar > > ./ar > > > > This ar core dumps. So, stripping static binaries seems to > > break the binary. > > > > Yep, definitely, a problem with stripping static binaries. > > I copied both init and devd from /usr/obj to /sbin without > stripping the binaries. System rebooted as expected. > Don't know if it's valid, but % ./ar % gdb82 ar.new ar.core Program terminated with signal SIGSEGV, Segmentation fault. #0 0x000000000029386c in __je_malloc_tsd_boot0 () (gdb) bt #0 0x000000000029386c in __je_malloc_tsd_boot0 () #1 0x00000000002b6d08 in calloc () #2 0x000000000028275b in _thr_alloc () #3 0x000000000027ec98 in _libpthread_init () #4 0x000000000024d239 in handle_static_init () #5 0x000000000024d10e in _start () -- Steve