From owner-freebsd-current@freebsd.org Fri Jan 6 18:44:40 2017 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 9F21BCA2E4D for ; Fri, 6 Jan 2017 18:44:40 +0000 (UTC) (envelope-from jonathan.robert.anderson@gmail.com) Received: from mail-qt0-x241.google.com (mail-qt0-x241.google.com [IPv6:2607:f8b0:400d:c0d::241]) (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 58BCF18BA for ; Fri, 6 Jan 2017 18:44:40 +0000 (UTC) (envelope-from jonathan.robert.anderson@gmail.com) Received: by mail-qt0-x241.google.com with SMTP id a29so6921157qtb.1 for ; Fri, 06 Jan 2017 10:44:40 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=from:to:cc:subject:date:message-id:in-reply-to:references :mime-version; bh=nNLNImEKB0lkrkh0JUw7UIINfxfkjEsWmaQUCMEmomc=; b=rHnBOidjqvw0iMI+i7tJxdppg30ai040wMK8qJb4i6ZVNzHpakqg2aNAVwzrI8f6QL dkSPqRs/8Sf33hkkne14y3W18XiEOPemdwQfLvSkzxtoiKx8zxy2UoeOBzUgjGRg7MGv Xvne2Ds9qNpGj6uV82NQlmYFApoTLrdDP5JHy04RxDgNZLKuJlrX5ms3oAgd3d6ySCVy uBSIWtvHRG+bj4XhYOHk+bAc3TDV+TgoPLmMQUnV4NlfVeMcx5v7kT4UmCOZPoDD3adL 4CfxUR93L5B4gIJuWkKX++BZU0IUoZ7dNsxblNwHf5lR5qvbQGZ9jZttxE0nWuviyWGH e/lg== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:from:to:cc:subject:date:message-id:in-reply-to :references:mime-version; bh=nNLNImEKB0lkrkh0JUw7UIINfxfkjEsWmaQUCMEmomc=; b=XEcgpE7Zm52Ktdh1H/6ZOXk58HyZEQEbYg8mthwcxRSj9hz0tIm97sSe0drQy9zyMY FPRRi5R+uTevjx7+++qKkxfGd6uezJYHapCnfwEB6dl1Kvm83vF/SvJcB6xYTxSmaadn zayxJYF+2EvYkDaFmO3VzdCPeYPxJMY7rLR8H8KzJgetqerDpJGVibg0Snyf+yQ12xg0 TOSxZaigpmT9NjZPE5FL1YykgsDo49jSgZQpiqoAIw37NbZjgNER3mcceafZ4zex/9AG TurYhnGU8dZfpmSwTN4djlEYQCYkWdrGPPpeCTMrc4Kixw1QeetoWXkzpfP2RUZh0E4C 2irg== X-Gm-Message-State: AIkVDXKxkCzJJqkb8mAN8w5UBaHIAn916AmxpL4d+cQ46Qv3J0KtuNcj/HoqP9jVuTg3Dg== X-Received: by 10.200.44.165 with SMTP id 34mr68141562qtw.233.1483728279613; Fri, 06 Jan 2017 10:44:39 -0800 (PST) Received: from [172.31.128.104] ([38.105.99.189]) by smtp.gmail.com with ESMTPSA id x62sm46005qkg.31.2017.01.06.10.44.38 (version=TLS1_2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128); Fri, 06 Jan 2017 10:44:38 -0800 (PST) From: "Jonathan Anderson" To: "Pete Wright" Cc: freebsd-current@freebsd.org Subject: Re: PQ_LAUNDRY: unexpected behaviour Date: Fri, 06 Jan 2017 13:44:37 -0500 Message-ID: <4778A6AC-97CF-4AE0-957A-7768964867D9@gmail.com> In-Reply-To: <1779f83b-687d-ac6f-587f-90bdc6d61c20@nomadlogic.org> References: <1596d0f6d6d.1266583c3319360.3590554896761456790@nextbsd.org> <74A6C6D0-90A4-4DB2-8D89-5D2B1E495F88@FreeBSD.org> <15974c6426d.12945df5e62589.5931208946643250381@nextbsd.org> <1779f83b-687d-ac6f-587f-90bdc6d61c20@nomadlogic.org> MIME-Version: 1.0 Content-Type: text/plain; format=flowed X-Mailer: MailMate (1.9.6r5319) X-Mailman-Approved-At: Fri, 06 Jan 2017 19:30:33 +0000 X-BeenThere: freebsd-current@freebsd.org X-Mailman-Version: 2.1.23 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, 06 Jan 2017 18:44:40 -0000 On 6 Jan 2017, at 12:48, Pete Wright wrote: > On 1/6/17 9:14 AM, Matthew Macy wrote: >> >> I just did the merge and it's using a relatively untested new KPI so >> regressions aren't too surprising I'm afraid. #96 is more or less >> content free in terms of providing useful information. Getting a core >> + backtrace would be a lot more helpful. See the repo's wiki for >> details on improving your odds of getting a core. >> > > I have found the following has enabled me to catch kernel panic's > pretty reliably on the drm-next branch when i have the i915kms module > loaded: > > dev.drm.skip_ddb=1 Excellent: I turned that on and got a core, then got another core while tar'ing up the first core. :) The machine in question is currently not connected to any network (iwm is being a bit unhappy), but once it is, where can I put the tarball? Jon -- jonathan.anderson@ieee.org