From owner-freebsd-current@freebsd.org Mon Sep 11 12:27:18 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 E4BFBE09241 for ; Mon, 11 Sep 2017 12:27:18 +0000 (UTC) (envelope-from bu7cher@yandex.ru) Received: from forward104j.mail.yandex.net (forward104j.mail.yandex.net [IPv6:2a02:6b8:0:801:2::107]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (Client CN "forwards.mail.yandex.net", Issuer "Yandex CA" (verified OK)) by mx1.freebsd.org (Postfix) with ESMTPS id 86286839BC; Mon, 11 Sep 2017 12:27:18 +0000 (UTC) (envelope-from bu7cher@yandex.ru) Received: from mxback9g.mail.yandex.net (mxback9g.mail.yandex.net [IPv6:2a02:6b8:0:1472:2741:0:8b7:170]) by forward104j.mail.yandex.net (Yandex) with ESMTP id D202943A87; Mon, 11 Sep 2017 15:27:13 +0300 (MSK) Received: from smtp4o.mail.yandex.net (smtp4o.mail.yandex.net [2a02:6b8:0:1a2d::28]) by mxback9g.mail.yandex.net (nwsmtp/Yandex) with ESMTP id TX3wdRIA6u-RDcqvAWn; Mon, 11 Sep 2017 15:27:13 +0300 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=yandex.ru; s=mail; t=1505132833; bh=bQXTrxByubGjyxZSNwMflWWVafO/W9Amuxww5/jhFgU=; h=Subject:To:References:From:Message-ID:Date:In-Reply-To; b=ALXXAsLUEyt0J7yygc7gVYlybzX/+SsYzQ5/ABUfG3uKHlvY1hpXnUh1pg3se9tNg eJ3MKT/5I1rim2QRan0+cUfNzyaGDcIV9qTjihjNcZwkexbII5jaxr9k5xOwHbfG3d owKvFoYo0LvKXvK6FgdfMBQrrv3o5E97qRbEVDa0= Received: by smtp4o.mail.yandex.net (nwsmtp/Yandex) with ESMTPSA id gcm1juMVO6-RDVaq6mY; Mon, 11 Sep 2017 15:27:13 +0300 (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (Client certificate not present) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=yandex.ru; s=mail; t=1505132833; bh=bQXTrxByubGjyxZSNwMflWWVafO/W9Amuxww5/jhFgU=; h=Subject:To:References:From:Message-ID:Date:In-Reply-To; b=ALXXAsLUEyt0J7yygc7gVYlybzX/+SsYzQ5/ABUfG3uKHlvY1hpXnUh1pg3se9tNg eJ3MKT/5I1rim2QRan0+cUfNzyaGDcIV9qTjihjNcZwkexbII5jaxr9k5xOwHbfG3d owKvFoYo0LvKXvK6FgdfMBQrrv3o5E97qRbEVDa0= Authentication-Results: smtp4o.mail.yandex.net; dkim=pass header.i=@yandex.ru Subject: Re: r323412: Panic on boot (slab->us_keg == keg) To: Raphael Kubo da Costa , freebsd-current@FreeBSD.org References: <86vakp1vsq.fsf@orwell> From: "Andrey V. Elsukov" Openpgp: id=E6591E1B41DA1516F0C9BC0001C5EA0410C8A17A Message-ID: Date: Mon, 11 Sep 2017 15:23:17 +0300 User-Agent: Mozilla/5.0 (X11; FreeBSD amd64; rv:52.0) Gecko/20100101 Thunderbird/52.2.1 MIME-Version: 1.0 In-Reply-To: <86vakp1vsq.fsf@orwell> Content-Type: multipart/signed; micalg=pgp-sha256; protocol="application/pgp-signature"; boundary="V9hm9xq4IeluNd93DBMteQvAm97SKRv6h" 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: Mon, 11 Sep 2017 12:27:19 -0000 This is an OpenPGP/MIME signed message (RFC 4880 and 3156) --V9hm9xq4IeluNd93DBMteQvAm97SKRv6h Content-Type: multipart/mixed; boundary="DM7q59X1dta1vq6l18qHnFxMKOt9STwxr"; protected-headers="v1" From: "Andrey V. Elsukov" To: Raphael Kubo da Costa , freebsd-current@FreeBSD.org Message-ID: Subject: Re: r323412: Panic on boot (slab->us_keg == keg) References: <86vakp1vsq.fsf@orwell> In-Reply-To: <86vakp1vsq.fsf@orwell> --DM7q59X1dta1vq6l18qHnFxMKOt9STwxr Content-Type: text/plain; charset=utf-8 Content-Language: en-US Content-Transfer-Encoding: quoted-printable On 11.09.2017 11:31, Raphael Kubo da Costa wrote: > I've recently tried to upgrade a HEAD VM (running on a Linux host with > QEMU) from r321082 to r323412. >=20 > The new kernel panics right after I try to boot into it with: >=20 > panic: Assertion slab->us_keg =3D=3D keg failed at /usr/src/sys/vm/uma_= core.c:2285 > cpuid =3D 0 > time =3D 1 > KDB: stack backtrace: > db_trace_self_wrapper() at db_trace_self_wrapper+0x2b/frame 0xffffffff8= 1c4d780 > vpanic() at vpanic+0x19c/frame 0xffffffff81c4d800 > kassert_panic() at kassert_panic+0x126/frame 0xffffffff81c4d870 > keg_fetch_slab() at keg_fetch_slab+0x2a9/frame 0xffffffff81c4d8c0 > zone_fetch_slab() at zone_fetch_slab+0x51/frame 0xffffffff81c4d8f0 > zone_import() at zone_import+0x4f/frame 0xffffffff81c4d960 > zone_alloc_item() at zone_alloc_item+0x36/frame 0xffffffff81c4d9a0 > uma_zcreate() at uma_zcreate+0x3d3/frame 0xffffffff81c4da40 > uma_startup() at uma_startup+0x147/frame 0xffffffff81c4dae0 > vm_page_startup() at vm_page_startup+0x34e/frame 0xffffffff81c4db30 > vm_mem_init() at vm_mem_init+0x1a/frame 0xffffffff81c4db50 > mi_startup() at mi_startup+0x9c/frame 0xffffffff81c4db70 > btext() at btext+0x2c > KDB: enter: panic > [ thread 0 pid 0 tid 0 ] I have r323177 based system without INVARIANTS that panics at netboot with similar trace: Fatal trap 12: page fault while in kernel mode cpuid =3D 0; apic id =3D 00 fault virtual address =3D 0x84 fault code =3D supervisor read data, page not present instruction pointer =3D 0x20:0xffffffff80d84870 stack pointer =3D 0x28:0xffffffff82193970 frame pointer =3D 0x28:0xffffffff821939b0 code segment =3D base 0x0, limit 0xfffff, type 0x1b =3D DPL 0, pres 1, long 1, def32 0, gran 1 processor eflags =3D resume, IOPL =3D 0 current process =3D 0 () trap number =3D 12 panic: page fault cpuid =3D 0 time =3D 1 KDB: stack backtrace: db_trace_self_wrapper() at db_trace_self_wrapper+0x2b/frame 0xffffffff82193550 vpanic() at vpanic+0x19c/frame 0xffffffff821935d0 panic() at panic+0x43/frame 0xffffffff82193630 trap_fatal() at trap_fatal+0x34d/frame 0xffffffff82193680 trap_pfault() at trap_pfault+0x49/frame 0xffffffff821936e0 trap() at trap+0x2a9/frame 0xffffffff821938a0 calltrap() at calltrap+0x8/frame 0xffffffff821938a0 --- trap 0xc, rip =3D 0xffffffff80d84870, rsp =3D 0xffffffff82193970, rbp= =3D 0xffffffff821939b0 --- zone_import() at zone_import+0x110/frame 0xffffffff821939b0 zone_alloc_item() at zone_alloc_item+0x36/frame 0xffffffff821939f0 uma_startup() at uma_startup+0x1d0/frame 0xffffffff82193ae0 vm_page_startup() at vm_page_startup+0x34e/frame 0xffffffff82193b30 vm_mem_init() at vm_mem_init+0x1a/frame 0xffffffff82193b50 mi_startup() at mi_startup+0x9c/frame 0xffffffff82193b70 btext() at btext+0x2c Uptime: 1s --=20 WBR, Andrey V. Elsukov --DM7q59X1dta1vq6l18qHnFxMKOt9STwxr-- --V9hm9xq4IeluNd93DBMteQvAm97SKRv6h Content-Type: application/pgp-signature; name="signature.asc" Content-Description: OpenPGP digital signature Content-Disposition: attachment; filename="signature.asc" -----BEGIN PGP SIGNATURE----- Comment: Using GnuPG with Thunderbird - http://www.enigmail.net/ iQEzBAEBCAAdFiEE5lkeG0HaFRbwybwAAcXqBBDIoXoFAlm2gDUACgkQAcXqBBDI oXpY+Qf/Wo2ChTpEyw0ZIEgTjTAM9qSE0sLbjVwYNBfjPXczGW+4YnE2lrDQSRbo yKOlkZBMZ/W6sbUV0Lb5GIFgElCtQYjzEEJ+YvS7x5mJGrxZosDHpB8QC3920a6L rnGa64tY80/tIqEvZjl1Pk0NAJb2vOj/fpfLlgs1PNtWdjX3UEgI5fcFlU3g8/Ab nuc08JDgEYv+C6AgQxTTun6CRkNrIybP734x44j3GAt+q6wRlzbf6LS98qOIOUvV T2TRItcYrh4Em1TTEwt/lNsrADn3JRQCIR3n0dcWW6RooLZClfKUBmT/zPM0/sUH 26a8SneXuG1lPpA2mQl2T2LqH+4XEg== =dbUy -----END PGP SIGNATURE----- --V9hm9xq4IeluNd93DBMteQvAm97SKRv6h--