From owner-freebsd-current@FreeBSD.ORG Mon Mar 16 18:23:44 2015 Return-Path: Delivered-To: freebsd-current@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:1900:2254:206a::19:1]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by hub.freebsd.org (Postfix) with ESMTPS id 94DB9766 for ; Mon, 16 Mar 2015 18:23:44 +0000 (UTC) Received: from mail-qg0-x230.google.com (mail-qg0-x230.google.com [IPv6:2607:f8b0:400d:c04::230]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (Client CN "smtp.gmail.com", Issuer "Google Internet Authority G2" (verified OK)) by mx1.freebsd.org (Postfix) with ESMTPS id 487E3DA4 for ; Mon, 16 Mar 2015 18:23:44 +0000 (UTC) Received: by qgez64 with SMTP id z64so48044312qge.2 for ; Mon, 16 Mar 2015 11:23:43 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20120113; h=references:mime-version:in-reply-to:content-type :content-transfer-encoding:message-id:cc:from:subject:date:to; bh=zj2Dw0UdCt0IXQ7H/aNPH4SfcfZlR6Unv+amJEIJhAo=; b=GcdgIjrB3DkG2L/Cn76DHE9N1ZSwUnU4pKKJasWh9T+5y2rvYu8LcmohsjM8Ma0MPK IUnUpt7d1Wi/fJUIeGxFaHLDEO9W8Ae7tcV6oV3lQNKgx2vo3LSGS1kGN0u/60ypOU2/ BweFolokgu9jdzimZVj9IzJNZo60yDOpBX+plpEXuvCuL+c2pT3fTP4iMCh9B1udK5nH I0hJHPEnUUVWBpFjxqksJAG5yGHKhI7C4hT7vZ3mRHXFKEHKzyvt7QRcxrvCsqItcWI7 ITQ+vaP4NkRSaFl2tbf5nwbqfVdhjylCqfpFhvPhjXyfdRnSyRSMffvjvsZWZuvMcwzc kJTw== X-Received: by 10.140.201.8 with SMTP id w8mr81020431qha.51.1426530223410; Mon, 16 Mar 2015 11:23:43 -0700 (PDT) Received: from [192.168.5.247] (ip-64-134-70-83.public.wayport.net. [64.134.70.83]) by mx.google.com with ESMTPSA id m68sm7106027qge.15.2015.03.16.11.23.42 (version=TLSv1 cipher=ECDHE-RSA-RC4-SHA bits=128/128); Mon, 16 Mar 2015 11:23:42 -0700 (PDT) References: <1426529019.4766.1.camel@hardenedbsd.org> Mime-Version: 1.0 (1.0) In-Reply-To: <1426529019.4766.1.camel@hardenedbsd.org> Content-Type: text/plain; charset=us-ascii Content-Transfer-Encoding: quoted-printable Message-Id: X-Mailer: iPhone Mail (12D508) From: Garrett Cooper Subject: Re: sbuf-related panic Date: Mon, 16 Mar 2015 14:23:39 -0400 To: Shawn Webb Cc: "freebsd-current@freebsd.org" X-BeenThere: freebsd-current@freebsd.org X-Mailman-Version: 2.1.18-1 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: Mon, 16 Mar 2015 18:23:44 -0000 > On Mar 16, 2015, at 14:03, Shawn Webb wrote: >=20 > On amd64, doing a Poudriere run. On r280133: >=20 > (kgdb) bt > #0 doadump (textdump=3DUnhandled dwarf expression opcode 0x93 > ) at pcpu.h:219 > #1 0xffffffff809726a5 in kern_reboot (howto=3DUnhandled dwarf expression o= pcode 0x93 > ) at /usr/src/sys/kern/kern_shutdown.c:448 > #2 0xffffffff80972c98 in vpanic (fmt=3D, ap=3D) at /usr/src/sys/kern/kern_shutdown.c:747 > #3 0xffffffff80972ac2 in kassert_panic (fmt=3D) at /= usr/src/sys/kern/kern_shutdown.c:635 > #4 0xffffffff809bd5bd in sbuf_delete (s=3D0xfffffe085d468750) at /usr/src= /sys/kern/subr_sbuf.c:103 > #5 0xffffffff809669dd in sysctl_kern_proc_args (oidp=3D, arg1=3D, arg2=3D, req=3D0xfff= ffe085d468868) at /usr/src/sys/kern/kern_proc.c:1858 > #6 0xffffffff8097e7b4 in sysctl_root_handler_locked (oid=3D0xffffffff8153= 3738, arg1=3D0xfffffe085d46893c, arg2=3D1, req=3D0xfffffe085d468868) at /usr= /src/sys/kern/kern_sysctl.c:183 > #7 0xffffffff8097e038 in sysctl_root (arg1=3D, arg2=3D= ) at /usr/src/sys/kern/kern_sysctl.c:1660 > #8 0xffffffff8097e5b2 in userland_sysctl (td=3D, nam= e=3D0xfffffe085d468930, namelen=3D, old=3D, oldlenp=3D, inkernel=3D,= =20 > new=3D, newlen=3D, retval=3D<= value optimized out>, flags=3D0) at /usr/src/sys/kern/kern_sysctl.c:1764 > #9 0xffffffff8097e3e4 in sys___sysctl (td=3D0xfffff802521324b0, uap=3D0xf= ffffe085d468a40) at /usr/src/sys/kern/kern_sysctl.c:1690 > #10 0xffffffff80da1bca in amd64_syscall (td=3D0xfffff802521324b0, traced=3D= 0) at subr_syscall.c:133 > #11 0xffffffff80d7f3cb in Xfast_syscall () at /usr/src/sys/amd64/amd64/exc= eption.S:395 > #12 0x000002759e502b7a in ?? () Ian's working on a few issues that have been reported to him by jhb, kib, an= d a few others.=