From owner-freebsd-current@freebsd.org Tue Sep 1 20:30:56 2015 Return-Path: Delivered-To: freebsd-current@mailman.ysv.freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:1900:2254:206a::19:1]) by mailman.ysv.freebsd.org (Postfix) with ESMTP id 906B79C85E2 for ; Tue, 1 Sep 2015 20:30:56 +0000 (UTC) (envelope-from cse.cem@gmail.com) Received: from mail-yk0-f180.google.com (mail-yk0-f180.google.com [209.85.160.180]) (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 548876BB; Tue, 1 Sep 2015 20:30:56 +0000 (UTC) (envelope-from cse.cem@gmail.com) Received: by ykax124 with SMTP id x124so2563569yka.2; Tue, 01 Sep 2015 13:30:48 -0700 (PDT) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20130820; h=mime-version:reply-to:in-reply-to:references:date:message-id :subject:from:to:cc:content-type; bh=MBCyk7nv60WwpVkAhHOo0CbOqnfUdg50wQJJTr/QSO0=; b=MehF0qB0+lrdKtoqt0uUTEtRiIPaeK2cnESNmAfjao34QE1zv/W2Nt7+zXIjvgKrNF a+x+yRzEK5vfdkfID5+h8PgAFwxgHFn5XBcgFjFe4TybX8TollwXJIpvcMgPdEauU2JM ynq7yQxx9qZfXA6+vjp1IyAahSKpqu6sFr4S5hXxoVRXrifjJGR2IT+mnKlLjVgXOCSc QIhyupSp2W9zQHIm2/Nf+/uiJbZNFEAo9qUZ6jj2b8gZ5oOx10aav61EQ7/RDFS4FXl5 9sS52U0Su0xxJ75Qe7gNkbUevSgOMSAvZa2q1ozZg8dCTSFv2aAeV+bAjL3AdPaNA8QM vDrA== X-Received: by 10.129.78.12 with SMTP id c12mr29479413ywb.144.1441139448797; Tue, 01 Sep 2015 13:30:48 -0700 (PDT) Received: from mail-yk0-f172.google.com (mail-yk0-f172.google.com. [209.85.160.172]) by smtp.gmail.com with ESMTPSA id s66sm18530079ywe.49.2015.09.01.13.30.48 (version=TLSv1.2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128); Tue, 01 Sep 2015 13:30:48 -0700 (PDT) Received: by ykdg206 with SMTP id g206so2563076ykd.1; Tue, 01 Sep 2015 13:30:48 -0700 (PDT) MIME-Version: 1.0 X-Received: by 10.13.193.1 with SMTP id c1mr31157732ywd.172.1441139448369; Tue, 01 Sep 2015 13:30:48 -0700 (PDT) Reply-To: cem@FreeBSD.org Received: by 10.37.48.134 with HTTP; Tue, 1 Sep 2015 13:30:48 -0700 (PDT) In-Reply-To: <1907622.HsVbIIOtmz@ralph.baldwin.cx> References: <1907622.HsVbIIOtmz@ralph.baldwin.cx> Date: Tue, 1 Sep 2015 13:30:48 -0700 Message-ID: Subject: Re: Panic on boot during scan with pmspcv From: Conrad Meyer To: John Baldwin Cc: freebsd-current Content-Type: text/plain; charset=UTF-8 X-BeenThere: freebsd-current@freebsd.org X-Mailman-Version: 2.1.20 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: Tue, 01 Sep 2015 20:30:56 -0000 On Mon, Aug 31, 2015 at 6:20 PM, John Baldwin wrote: > Probably pCardInfo is NULL. > > Looking at the pms driver source is making my stomach churn, but I don't > see anything obvious. The field is set during attach, so it shouldn't be > NULL when the intrhook runs. Do you have any other storage devices on > this box? If so, I would try to kldload the pms driver after you have > booted far enough to setup dumps (either that or setup remote kgdb). > In fact, I don't have any storage devices attached to the PMC controller on this box. So it's a pretty low priority for me other than not panicing. I've configured the BIOS to legacy boot and the issue no longer crops up. I just wanted to register the stack and unpleasantness on -CURRENT@ in case someone else runs into it too and/or PMC is reading and can diagnose/fix it. Best, Conrad