From owner-freebsd-current@freebsd.org Sun Jul 10 01:20:07 2016 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 822CEB83932 for ; Sun, 10 Jul 2016 01:20:07 +0000 (UTC) (envelope-from mailing-machine@vniz.net) Received: from mailman.ysv.freebsd.org (mailman.ysv.freebsd.org [IPv6:2001:1900:2254:206a::50:5]) by mx1.freebsd.org (Postfix) with ESMTP id 657D41455 for ; Sun, 10 Jul 2016 01:20:07 +0000 (UTC) (envelope-from mailing-machine@vniz.net) Received: by mailman.ysv.freebsd.org (Postfix) id 64E64B83930; Sun, 10 Jul 2016 01:20:07 +0000 (UTC) Delivered-To: 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 649BDB8392F for ; Sun, 10 Jul 2016 01:20:07 +0000 (UTC) (envelope-from mailing-machine@vniz.net) Received: from mail-lf0-f47.google.com (mail-lf0-f47.google.com [209.85.215.47]) (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 0EDCD144C for ; Sun, 10 Jul 2016 01:20:06 +0000 (UTC) (envelope-from mailing-machine@vniz.net) Received: by mail-lf0-f47.google.com with SMTP id l188so49182918lfe.2 for ; Sat, 09 Jul 2016 18:20:06 -0700 (PDT) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20130820; h=x-gm-message-state:subject:to:references:from:message-id:date :user-agent:mime-version:in-reply-to:content-transfer-encoding; bh=nr0W4PHGyRPUjl5hscokAG1j3P4eMfpN1zY99wiaeQs=; b=hNyRip9ZSWNEMk72t0EbbOKGfGS0YWvn+HVF4rTERgE/UDFKXVHaZMD327SiJWjgMz ctuPhLe5P6v+F/Jun5yE9oK/44dkVtw2RPdZVRR4OQz7ZOWeY7AMpdMLa0RlzPQF9Iih wjMazhreE+O/fXbX9h+ciSEJURc+VwU1FoWzgzo0qMo51Q6IfKNUzmXOSQ0C7tuf9oam LUnupUibHVgd/I1t4WYS/5jGhmTJ14Jlv6O0on8x3HnDanXfOS23ksLipae4Jsq1Oy29 yhFyLrlUrgbAGiM29cDn0KQiiRBElge1Th0pDdNngQWHbLQlP6wYP6RZORaM/4552haa v38A== X-Gm-Message-State: ALyK8tKlHEX896DLTHHZwZsFJ8M/9Oxv9VL3S8EASCUMZ1zFUILn8b9X8W0nlvHTpD5xtQ== X-Received: by 10.25.89.8 with SMTP id n8mr2729405lfb.225.1468113599048; Sat, 09 Jul 2016 18:19:59 -0700 (PDT) Received: from [192.168.1.2] ([89.169.173.68]) by smtp.gmail.com with ESMTPSA id 80sm9698731lfv.20.2016.07.09.18.19.58 for (version=TLS1_2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128); Sat, 09 Jul 2016 18:19:58 -0700 (PDT) Subject: Re: Recent -current stable panic at later boot stage To: "current@freebsd.org" References: <378f847e-3257-19f0-2cf8-cd6319db5e06@freebsd.org> From: Andrey Chernov Message-ID: <8c432d68-a3c8-2f39-8429-f1fe920d002b@freebsd.org> Date: Sun, 10 Jul 2016 04:19:57 +0300 User-Agent: Mozilla/5.0 (Windows NT 10.0; WOW64; rv:45.0) Gecko/20100101 Thunderbird/45.2.0 MIME-Version: 1.0 In-Reply-To: <378f847e-3257-19f0-2cf8-cd6319db5e06@freebsd.org> Content-Type: text/plain; charset=us-ascii Content-Transfer-Encoding: 7bit X-BeenThere: freebsd-current@freebsd.org X-Mailman-Version: 2.1.22 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, 10 Jul 2016 01:20:07 -0000 BTW, it never happens with 11-ALPHA3 even with world build for 12. On 09.07.2016 22:06, Andrey Chernov wrote: > SCHED_ULE used. I have textdump only. Interesting parts: > <118>Starting syslogd. > kernel trap 9 with interrupts disabled > > Fatal trap 9: general protection fault while in kernel mode > cpuid = 7; apic id = 07 > instruction pointer = 0x20:0xffffffff806b2585 > stack pointer = 0x28:0xfffffe022ccce8d0 > frame pointer = 0x28:0xfffffe022ccce950 > code segment = base 0x0, limit 0xfffff, type 0x1b > = DPL 0, pres 1, long 1, def32 0, gran 1 > processor eflags = resume, IOPL = 0 > current process = 10 (idle: cpu7) > > It happens at amd64/amd64/cpu_switch.S:ld_ldt: lldt %ax > > db> bt > > Tracing pid 10 tid 100009 td 0xfffff80002292000 > ld_ldt() at ld_ldt/frame 0xfffffe022ccce8e0 > sched_switch() at sched_switch+0x51d/frame 0xfffffe022ccce950 > mi_switch() at mi_switch+0x156/frame 0xfffffe022ccce980 > sched_idletd() at sched_idletd+0xf9/frame 0xfffffe022cccea70 > fork_exit() at fork_exit+0x84/frame 0xfffffe022ccceab0 > fork_trampoline() at fork_trampoline+0xe/frame 0xfffffe022ccceab0 > --- trap 0, rip = 0, rsp = 0, rbp = 0 --- >