From owner-freebsd-current@freebsd.org Sun May 7 02:55:10 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 887C0D60970 for ; Sun, 7 May 2017 02:55:10 +0000 (UTC) (envelope-from f0andrey@gmail.com) Received: from mail-qt0-x233.google.com (mail-qt0-x233.google.com [IPv6:2607:f8b0:400d:c0d::233]) (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 AEE03989; Sun, 7 May 2017 02:55:09 +0000 (UTC) (envelope-from f0andrey@gmail.com) Received: by mail-qt0-x233.google.com with SMTP id t26so13910743qtg.0; Sat, 06 May 2017 19:55:09 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=mime-version:in-reply-to:references:from:date:message-id:subject:to :cc; bh=hIm9zx8slLTyVdqIzA0cynVKHb4w5vcORQ6lq8NC9W4=; b=Sj9x9akDCOvJW5l42L/2LsYfZmD5aNHjA8eZggrZqZePGDai/oYcDC0j/pFf6k+W0l x4cUL7smdtKcXtF+v9MOXmiQDrjfEi3EVlyhMC2RJF7YllSs1qvoToYYcSCC5m+steM0 Gv/p+pFtiNq21XDeJ290LcD+CnjbfnsbpNKxD3TbQpy6f63b5t/U2w6pW4rceytMdkTZ EZBChArVXs+oG+SZQJAoWUj97NBa1uwZH0I/Bpo9W8Mlzz3UnR+zqf4UGIWP/CFWG25Q 1ifaTnTEQalhbYy/aQLWEh3IQeCDTsWbciElZDgJ+iK6fHXbDB3NkIIX06hzcGuEBXKc wDZQ== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:mime-version:in-reply-to:references:from:date :message-id:subject:to:cc; bh=hIm9zx8slLTyVdqIzA0cynVKHb4w5vcORQ6lq8NC9W4=; b=lpe17PS5G/9q36p+UCvG/NT0Di0RQBrZE9PwC/siO3wneY/Hwtj2RHFIOsxId16Ajt PLT6R4rqyRL19b0mVzE8y8yZ4XnNbyWhfFDkj1FLsFIyHJa27af85ZDbZjEJNIdUbUsP zQ7b+nXiEIoBBzkBLF+pPobGix/kgAmpY2n8M2xi9Qrwbc67A5cp6mnF97N3HGrNyxXt nwwtfIVsLDpNyzwif0ChyrcSOhqx6K19vGmozuyECPPgPi266FNDtQx/K4gcIjbJaDuC DUNoTTReUHt0jandf7BqSQKz5Ws2Qxq2yKiI8LfvcWFwhdNaXa6s3XyKObmLft3Xq5Cb pTRw== X-Gm-Message-State: AN3rC/49QyM/dTaT6mE47R2WQL5ePPbJXjn6/svd3rmi5tJo6gWmrYaK B50lnZzdTgfRxTq3Xl4wyg58hOBQeQ== X-Received: by 10.200.45.204 with SMTP id q12mr51996913qta.235.1494125708730; Sat, 06 May 2017 19:55:08 -0700 (PDT) MIME-Version: 1.0 Received: by 10.55.163.74 with HTTP; Sat, 6 May 2017 19:55:08 -0700 (PDT) In-Reply-To: References: <201705052343.v45Nhsxq082981@slippy.cwsent.com> From: Andrey Fesenko Date: Sun, 7 May 2017 05:55:08 +0300 Message-ID: Subject: Re: make buildworld broken at r317821 (libsysdecode) To: Ngie Cooper Cc: Cy Schubert , Kyle Evans , Alastair Hogge , Vladimir Zakharov , Ed Maste , freebsd-current , Dimitry Andric Content-Type: text/plain; charset=UTF-8 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: Sun, 07 May 2017 02:55:10 -0000 On Sat, May 6, 2017 at 2:52 AM, Ngie Cooper wrote: > On Fri, May 5, 2017 at 4:43 PM, Cy Schubert wrote: > > ... > >> You have a bad DIMM. I had this same problem on my laptop but not on my >> servers downstairs. That suggested that since all four machines were >> running the same software the difference between them was hardware. >> Replacing the memory in my laptop made this problem go away. >> >> I have a question for you. Do you use ZFS? ZFS exercises memory quite >> aggressively. I also had this problem when I replaced my UFS filesystems >> with ZFS on my testbed many moons ago. It even suffered random kernel >> panics. Here again, replacing the memory resolved the issue. > > We need more information first before saying "bad hardware" -- in > particular, was the machine overtaxed, were the input files proper, > etc? > > I'm asking because clang has a number of bugs in bugzilla where the > host ran out of memory trying to compile things and clang didn't fail > gracefully when allocating memory, handling inputs, etc. > > Thanks, > -Ngie Sorry, really my root ZFS pool is corrupt :(