From owner-svn-src-head@FreeBSD.ORG Thu Sep 5 02:44:53 2013 Return-Path: Delivered-To: svn-src-head@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [8.8.178.115]) (using TLSv1 with cipher ADH-AES256-SHA (256/256 bits)) (No client certificate requested) by hub.freebsd.org (Postfix) with ESMTP id BAC14E5B; Thu, 5 Sep 2013 02:44:53 +0000 (UTC) (envelope-from kostikbel@gmail.com) Received: from kib.kiev.ua (kib.kiev.ua [IPv6:2001:470:d5e7:1::1]) (using TLSv1 with cipher DHE-RSA-AES256-SHA (256/256 bits)) (No client certificate requested) by mx1.freebsd.org (Postfix) with ESMTPS id 5711C2E72; Thu, 5 Sep 2013 02:44:53 +0000 (UTC) Received: from tom.home (kostik@localhost [127.0.0.1]) by kib.kiev.ua (8.14.7/8.14.7) with ESMTP id r852imr1004384; Thu, 5 Sep 2013 05:44:48 +0300 (EEST) (envelope-from kostikbel@gmail.com) DKIM-Filter: OpenDKIM Filter v2.8.3 kib.kiev.ua r852imr1004384 Received: (from kostik@localhost) by tom.home (8.14.7/8.14.7/Submit) id r852imtU004383; Thu, 5 Sep 2013 05:44:48 +0300 (EEST) (envelope-from kostikbel@gmail.com) X-Authentication-Warning: tom.home: kostik set sender to kostikbel@gmail.com using -f Date: Thu, 5 Sep 2013 05:44:48 +0300 From: Konstantin Belousov To: Pawel Jakub Dawidek Subject: Re: svn commit: r255219 - in head: contrib/tcpdump lib/libc lib/libc/capability lib/libc/include lib/libc/sys lib/libprocstat sbin/dhclient sbin/hastd sys/amd64/linux32 sys/bsm sys/cddl/compat/opensola... Message-ID: <20130905024448.GO41229@kib.kiev.ua> References: <201309050009.r8509vsE061271@svn.freebsd.org> MIME-Version: 1.0 Content-Type: multipart/signed; micalg=pgp-sha1; protocol="application/pgp-signature"; boundary="h/ohfBjN02kAJu/T" Content-Disposition: inline In-Reply-To: <201309050009.r8509vsE061271@svn.freebsd.org> User-Agent: Mutt/1.5.21 (2010-09-15) X-Spam-Status: No, score=-2.0 required=5.0 tests=ALL_TRUSTED,BAYES_00, DKIM_ADSP_CUSTOM_MED,FREEMAIL_FROM,NML_ADSP_CUSTOM_MED autolearn=no version=3.3.2 X-Spam-Checker-Version: SpamAssassin 3.3.2 (2011-06-06) on tom.home Cc: svn-src-head@freebsd.org, svn-src-all@freebsd.org, src-committers@freebsd.org X-BeenThere: svn-src-head@freebsd.org X-Mailman-Version: 2.1.14 Precedence: list List-Id: SVN commit messages for the src tree for head/-current List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Thu, 05 Sep 2013 02:44:53 -0000 --h/ohfBjN02kAJu/T Content-Type: text/plain; charset=us-ascii Content-Disposition: inline On Thu, Sep 05, 2013 at 12:09:57AM +0000, Pawel Jakub Dawidek wrote: > Author: pjd > Date: Thu Sep 5 00:09:56 2013 > New Revision: 255219 > URL: http://svnweb.freebsd.org/changeset/base/255219 Shortly after the boot of the updated kernel, I get: Fatal trap 12: page fault while in kernel mode cpuid = 7; apic id = 07 fault virtual address = 0x0 fault code = supervisor read data, page not present instruction pointer = 0x20:0xffffffff802f685a stack pointer = 0x28:0xfffffe0235d50460 frame pointer = 0x28:0xfffffe0235d504b0 code segment = base 0x0, limit 0xfffff, type 0x1b = DPL 0, pres 1, long 1, def32 0, gran 1 processor eflags = interrupt enabled, resume, IOPL = 0 current process = 199 (ip6addrctl) [ thread pid 199 tid 100086 ] Stopped at 0xffffffff802f685a = fget+0x2a: movq (%rdx),%rax db> bt Tracing pid 199 tid 100086 td 0xfffff80005351980 fget() at 0xffffffff802f685a = fget+0x2a/frame 0xfffffe0235d504b0 fdesc_lookup() at 0xffffffff80e6d88d = fdesc_lookup+0xed/frame 0xfffffe0235d50510 VOP_LOOKUP_APV() at 0xffffffff8057b54e = VOP_LOOKUP_APV+0x12e/frame 0xfffffe0235d50560 lookup() at 0xffffffff803d31b0 = lookup+0x5a0/frame 0xfffffe0235d505f0 namei() at 0xffffffff803d2934 = namei+0x464/frame 0xfffffe0235d506c0 vn_open_cred() at 0xffffffff803ee78f = vn_open_cred+0x27f/frame 0xfffffe0235d50810 kern_openat() at 0xffffffff803e7bfd = kern_openat+0x22d/frame 0xfffffe0235d50980 amd64_syscall() at 0xffffffff805387dd = amd64_syscall+0x28d/frame 0xfffffe0235d50ab0 Xfast_syscall() at 0xffffffff8051f21b = Xfast_syscall+0xfb/frame 0xfffffe0235d50ab0 --- syscall (5, FreeBSD ELF64, sys_open), rip = 0x800942d6a, rsp = 0x7fffffffcff8, rbp = 0x7fffffffd030 --- (gdb) list *fget+0x2a 0xffffffff802f685a is in fget (/usr/home/kostik/work/build/bsd/DEV/src/sys/kern/kern_descrip.c:2385). I do not have any capsicum-related options in the kernel config. --h/ohfBjN02kAJu/T Content-Type: application/pgp-signature -----BEGIN PGP SIGNATURE----- Version: GnuPG v2.0.21 (FreeBSD) iQIcBAEBAgAGBQJSJ/AfAAoJEJDCuSvBvK1BGMIP/RM8mXA27ve/wVhdyKoahCeA jT7UUJuYWGNyhGzMlsb8WkgwZyN9hTqVLGwZqCTxLaMPPLVfZSdikh2jUrHC9h/Y ZzzRzRh2kwouskipxYImIyZMt5vCngK5k6XcAxBiL7qJMljydN+ls9CXCIsJtjcG b+YVuwLR3Vp5lH9K+K/vNKAZBKTVIxiGHloT84H8d/+OUOR1UhWti+sWQcye9ocP OAgcCpdxVIYk3GWmCkSaLTuCZFkjlDYMBqs/9p7T9M3Q0RESfQB6hPDh+MKi75dU gsLREyiu4UBaubyRDdrBSul95VKO4V7+z+kGy0a7TmkWRPoeZqyU1hKwKMba5pjr +ON7rb1LfGGery9JkHHSFz36XLCCzStjLbUhQssZma9LTuZ8R+LBo5pIvfnId0nm AQfrGfFckoZsSMgd0dmJkKIesDbtA8e/ylbSKmoED6M5X7+gory6hTNlRHmxqZUy tgiJHIELdT5Hgbh/DYhejsKm72KACRjIqabvEcxhkJ3aD4g3CyOfXRRgwI0oTVd0 I63GQsA7eXPGfTNlJH/Tm+Bdc1gHCL06TkY/0ksyhF/24UixhQiAzJ6XqeTv11wR LxyxHQFirrExktpU8X8e3czMiKFw0KlSQB7mTq1TnU/6Qtw5MSXScegx0zgTB5QX iN+VGZZwL/OlCggbIWeg =gf4F -----END PGP SIGNATURE----- --h/ohfBjN02kAJu/T--