From owner-freebsd-current@FreeBSD.ORG Fri Aug 7 14:04:54 2009 Return-Path: Delivered-To: freebsd-current@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:4f8:fff6::34]) by hub.freebsd.org (Postfix) with ESMTP id 42F851065670 for ; Fri, 7 Aug 2009 14:04:54 +0000 (UTC) (envelope-from asmrookie@gmail.com) Received: from mail-bw0-f218.google.com (mail-bw0-f218.google.com [209.85.218.218]) by mx1.freebsd.org (Postfix) with ESMTP id 96E928FC2E for ; Fri, 7 Aug 2009 14:04:53 +0000 (UTC) Received: by bwz18 with SMTP id 18so1434102bwz.7 for ; Fri, 07 Aug 2009 07:04:52 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=gamma; h=domainkey-signature:mime-version:sender:received:in-reply-to :references:date:x-google-sender-auth:message-id:subject:from:to:cc :content-type:content-transfer-encoding; bh=TfwIUvgfRdTI6qNmIiXWRLllfCrlZQ38tFSHKlfLzM4=; b=VwIDeY4fqIcdEvDYZ4gQsGUazWAhlSK8kEDvJehsOJ8iHFxSFee01v02raYS+vU1AK +Hj6VdlqxmgVSITNeHmBpMstF8fe0wgmBHLUSFp1V8KgZgPyhYNUV2nfyL1cvN9x/NwN GSWD7mYR7tUvyX6glpm2QAxWY4gXXNlL5Bvow= DomainKey-Signature: a=rsa-sha1; c=nofws; d=gmail.com; s=gamma; h=mime-version:sender:in-reply-to:references:date :x-google-sender-auth:message-id:subject:from:to:cc:content-type :content-transfer-encoding; b=BKtpKI8LTslKX2c+aam56PWPyczsxOgU52SOxwYkkWSKQ2hqG1f1wHP+lAE5A3BHGk ZSkbtmrfJYqd8xZnURxENXpgN4ik1Mhaoen+1PKUxptscXTfF/B4SgdqrSEIN+18CQ8Z l2fxw+JlhoeUZY8iN8cWezBdsPyLc6s6TUdKM= MIME-Version: 1.0 Sender: asmrookie@gmail.com Received: by 10.223.105.9 with SMTP id r9mr324154fao.66.1249653892476; Fri, 07 Aug 2009 07:04:52 -0700 (PDT) In-Reply-To: <61b573980908070359h2b79d507t4661bea162378ab0@mail.gmail.com> References: <61b573980908070359h2b79d507t4661bea162378ab0@mail.gmail.com> Date: Fri, 7 Aug 2009 16:04:52 +0200 X-Google-Sender-Auth: 1de5b173b51f0667 Message-ID: <3bbf2fe10908070704h5c57282fofb911e18161918de@mail.gmail.com> From: Attilio Rao To: syrinx@freebsd.org Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 7bit Cc: freebsd-current@freebsd.org Subject: Re: kernel crash while loading snd_hda - _sx_xlock_hard: recursed on non-recursive sx 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, 07 Aug 2009 14:04:54 -0000 2009/8/7 Shteryana Shopova : > Hi, > > I am getting a kernel crash every time I try to load the snd_hda > module - backtrace in the attachment - this is on a current as of > August 6th, ~17pm. Making the newbus lock recursable fixed the issue > for me (patch attached) but I am not familiar with the newbus > subsystem & locking so I am not sure that this is the appropriate > solution. This patch will fix it: http://www.freebsd.org/~attilio/hdac.diff Please just bear with it until commits are restored. Thanks, Attilio -- Peace can only be achieved by understanding - A. Einstein