From owner-freebsd-current@FreeBSD.ORG Fri Jun 22 14:10:52 2012 Return-Path: Delivered-To: current@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [69.147.83.52]) by hub.freebsd.org (Postfix) with ESMTP id B20CC106566B for ; Fri, 22 Jun 2012 14:10:52 +0000 (UTC) (envelope-from kostikbel@gmail.com) Received: from mail.zoral.com.ua (mx0.zoral.com.ua [91.193.166.200]) by mx1.freebsd.org (Postfix) with ESMTP id 2A2738FC08 for ; Fri, 22 Jun 2012 14:10:51 +0000 (UTC) Received: from skuns.kiev.zoral.com.ua (localhost [127.0.0.1]) by mail.zoral.com.ua (8.14.2/8.14.2) with ESMTP id q5MEAK5n089090; Fri, 22 Jun 2012 17:10:20 +0300 (EEST) (envelope-from kostikbel@gmail.com) Received: from deviant.kiev.zoral.com.ua (kostik@localhost [127.0.0.1]) by deviant.kiev.zoral.com.ua (8.14.5/8.14.5) with ESMTP id q5MEAKWo042893; Fri, 22 Jun 2012 17:10:20 +0300 (EEST) (envelope-from kostikbel@gmail.com) Received: (from kostik@localhost) by deviant.kiev.zoral.com.ua (8.14.5/8.14.5/Submit) id q5MEAKnS042892; Fri, 22 Jun 2012 17:10:20 +0300 (EEST) (envelope-from kostikbel@gmail.com) X-Authentication-Warning: deviant.kiev.zoral.com.ua: kostik set sender to kostikbel@gmail.com using -f Date: Fri, 22 Jun 2012 17:10:20 +0300 From: Konstantin Belousov To: David Wolfskill , current@freebsd.org Message-ID: <20120622141020.GF2337@deviant.kiev.zoral.com.ua> References: <20120622134959.GT1874@albert.catwhisker.org> Mime-Version: 1.0 Content-Type: multipart/signed; micalg=pgp-sha1; protocol="application/pgp-signature"; boundary="WdKAUHmfiqJOVv20" Content-Disposition: inline In-Reply-To: <20120622134959.GT1874@albert.catwhisker.org> User-Agent: Mutt/1.4.2.3i X-Virus-Scanned: clamav-milter 0.95.2 at skuns.kiev.zoral.com.ua X-Virus-Status: Clean X-Spam-Status: No, score=-4.0 required=5.0 tests=ALL_TRUSTED,AWL,BAYES_00 autolearn=ham version=3.2.5 X-Spam-Checker-Version: SpamAssassin 3.2.5 (2008-06-10) on skuns.kiev.zoral.com.ua Cc: Subject: Re: SIGSEGV in lots of processes (head i386 @r237440) X-BeenThere: freebsd-current@freebsd.org X-Mailman-Version: 2.1.5 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: Fri, 22 Jun 2012 14:10:52 -0000 --WdKAUHmfiqJOVv20 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline Content-Transfer-Encoding: quoted-printable On Fri, Jun 22, 2012 at 06:49:59AM -0700, David Wolfskill wrote: > Just updated my laptop's head slice from r237378 to r237440; while > it did manage to get to multi-user mode, I was only able to login as > root, and whenever I tried to do much of anything, the sell (csh) exited > with a SIGSEGV. >=20 > I finally gave it a "3-fingered salute", [Ctl-Alt-Del], and init > appeared to enter a non-terminating SIGSEGV loop. >=20 > My build machine is still building the kernel; assuming(!) I see similar > behavior on that, I should be able to poke around a bit, as I have a > serial console on it (though I'll be remote from it, as I'll be at > work). >=20 > Anyway, I thought I'd mention this in case it might help someone. >=20 > The typescript from the "svn update" and the resulting build may be > found at . This is on i386, right ? Can you boot single-user and just type date in the shell ? Does it segfault ? If yes, does setting sysctl kern.timecounter.fast_gettime to 0 fix segfault from date(1) ? --WdKAUHmfiqJOVv20 Content-Type: application/pgp-signature Content-Disposition: inline -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.4.12 (FreeBSD) iEYEARECAAYFAk/kfMwACgkQC3+MBN1Mb4hzAwCfcq2TojRRYamGyVwnRfS+1dhR RjgAn13e4VSuqY2UqqgLnYuCdQsDnWPS =qYB1 -----END PGP SIGNATURE----- --WdKAUHmfiqJOVv20--