From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from kanga.kvack.org (kanga.kvack.org [205.233.56.17]) by smtp.lore.kernel.org (Postfix) with ESMTP id F05EBC32771 for ; Mon, 26 Sep 2022 13:06:22 +0000 (UTC) Received: by kanga.kvack.org (Postfix) id 734968E0045; Mon, 26 Sep 2022 09:06:22 -0400 (EDT) Received: by kanga.kvack.org (Postfix, from userid 40) id 6E2FF8E0039; Mon, 26 Sep 2022 09:06:22 -0400 (EDT) X-Delivered-To: int-list-linux-mm@kvack.org Received: by kanga.kvack.org (Postfix, from userid 63042) id 5AB138E0045; Mon, 26 Sep 2022 09:06:22 -0400 (EDT) X-Delivered-To: linux-mm@kvack.org Received: from relay.hostedemail.com (smtprelay0014.hostedemail.com [216.40.44.14]) by kanga.kvack.org (Postfix) with ESMTP id 4BBB08E0039 for ; Mon, 26 Sep 2022 09:06:22 -0400 (EDT) Received: from smtpin03.hostedemail.com (a10.router.float.18 [10.200.18.1]) by unirelay03.hostedemail.com (Postfix) with ESMTP id 01666A0B45 for ; Mon, 26 Sep 2022 13:06:21 +0000 (UTC) X-FDA: 79954260204.03.A4A7274 Received: from mail-wm1-f53.google.com (mail-wm1-f53.google.com [209.85.128.53]) by imf12.hostedemail.com (Postfix) with ESMTP id 8FCFC40009 for ; Mon, 26 Sep 2022 13:06:21 +0000 (UTC) Received: by mail-wm1-f53.google.com with SMTP id n35-20020a05600c502300b003b4924c6868so8033610wmr.1 for ; Mon, 26 Sep 2022 06:06:21 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20210112; h=content-transfer-encoding:cc:to:subject:message-id:date:from :in-reply-to:references:mime-version:from:to:cc:subject:date; bh=lHYmumLvyE4V6WpEgRdvIHKDaBX6pkuSXgTnGyOxhOQ=; b=IbCR66K42xKS/M7CztGQ/LQwHaP2woOeBjaIbh+fDq1UpLATW4PO90HWgwWtBykUjM 0HFnd3Fvcq4RrR+0gAVoejrdv99y5kHVbenxc5NAbMGkf3N4Q6uM9TRajq85B4J8ZjSV V9XJrozFgaVtJ66AgOm/XY3g53aH44A0ATIQsMFfMwFsaPIFTE6EeXYZrIlDC2l48fAE KZHd8afOJREzG4jpDC7lYSeU43uR6LjGw2LPG7z95O1bkwfXoBdZ3PiLVcxGwPbEtwIn 33/32wZQKrjC+cbzxJ37ne+EwCc+Kc0RpNFBDDOyHXuTSz5aY6q2E8thqzuOeyX4aNQ+ aSrQ== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=content-transfer-encoding:cc:to:subject:message-id:date:from :in-reply-to:references:mime-version:x-gm-message-state:from:to:cc :subject:date; bh=lHYmumLvyE4V6WpEgRdvIHKDaBX6pkuSXgTnGyOxhOQ=; b=LVl92lgG99aG5rQxdVINjI8HR82KOMneGIIw4IcfvLIiJR8dtjrXaazbbdqNaOe0iT YMMHIxGUft7dnn8l2DmTyHB5szSbEDB6VdlJ4gAyJZW+gdErKxNLtKTRwsLbOupxLoEE h8O2fFs9EwAMzPTB3i5rUR/moKFkKa9WOdHQzpfNYTfUfp3VQC/wZqnqQmtR7ldNonEc nXA41kvTTtNmqEq8MiIwSN4fvQ1RD+BZJwIvJovIiOJUmHy49UIbxHyY82abWxCe/mpI /6XFSf5AW1I9RIC41POx/Vszis+BETcWloP34XtttS7NyCv27gLjzmXVcBgqZ5yvVezF H4rA== X-Gm-Message-State: ACrzQf21F3ru8NaL0hrHg96SULy9z+kal2S9VsDWDnmPZl8aIVBQyRQw Ja/kZum/H4jCY2M+Gh7+1oiIx3F/inA4jDtVnIo= X-Google-Smtp-Source: AMsMyM4b0qgmhm6PiBNfWnLD3vMEtUlll0xIKZtIF9qUWcglWtI/yMWUUVWoPKE4QceNSNvUf+y3+KI8RAgNAvb9sR8= X-Received: by 2002:a7b:c389:0:b0:3b4:a67a:2ef7 with SMTP id s9-20020a7bc389000000b003b4a67a2ef7mr21793251wmj.180.1664197580076; Mon, 26 Sep 2022 06:06:20 -0700 (PDT) MIME-Version: 1.0 References: <6b362c6e-9c80-4344-9430-b831f9871a3c@openvz.org> <20220918092849.GA10314@u164.east.ru> <20220921170259.GI8331@blackbody.suse.cz> In-Reply-To: <20220921170259.GI8331@blackbody.suse.cz> From: Anatoly Pugachev Date: Mon, 26 Sep 2022 16:06:08 +0300 Message-ID: Subject: Re: [sparc64] fails to boot, (was: Re: [PATCH memcg v6] net: set proper memcg for net_init hooks allocations) To: =?UTF-8?Q?Michal_Koutn=C3=BD?= Cc: Vasily Averin , Andrew Morton , kernel@openvz.org, Linux Kernel list , linux-mm , Shakeel Butt , Roman Gushchin , Vlastimil Babka , Michal Hocko , Florian Westphal , "David S. Miller" , Jakub Kicinski , Paolo Abeni , Eric Dumazet , cgroups@vger.kernel.org, Sparc kernel list Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: quoted-printable ARC-Seal: i=1; s=arc-20220608; d=hostedemail.com; t=1664197581; a=rsa-sha256; cv=none; b=MvW9z7LdSfmZQoGMaKqEuTEjl/2OpROK9hYtCENwgCtJEJ5bABnlvUrlQoUDRPaV03BrTn JexyEKY3nmdzZnPTuRP8RYgkk9SlBM6lsWRP1H9dcTk4LoBlCiLxIDzbNMHyFaMgwJDbdZ H1luCRcELi3jFgnO6aCDR8uOYCMPivo= ARC-Authentication-Results: i=1; imf12.hostedemail.com; dkim=pass header.d=gmail.com header.s=20210112 header.b=IbCR66K4; spf=pass (imf12.hostedemail.com: domain of matorola@gmail.com designates 209.85.128.53 as permitted sender) smtp.mailfrom=matorola@gmail.com; dmarc=pass (policy=none) header.from=gmail.com ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=hostedemail.com; s=arc-20220608; t=1664197581; h=from:from:sender:reply-to:subject:subject:date:date: message-id:message-id:to:to:cc:cc:mime-version:mime-version: content-type:content-type: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references:dkim-signature; bh=lHYmumLvyE4V6WpEgRdvIHKDaBX6pkuSXgTnGyOxhOQ=; b=zaCQhX0XvoiQfGnHqAgHtznzGfCNx4wmlv1PCvi6peE4dVAVitNPgB5pJAhCIPmy+pydJB iTdnvAu/zlEEP0Eihl0YYdC6RkV65mosuIa68gyAJ2O4UVMNXYVXr0dN0hbrAtZfoebCo7 LvGsrO4DVQtN+XDt7QnXcWowurVctIU= X-Rspamd-Queue-Id: 8FCFC40009 X-Rspamd-Server: rspam07 X-Rspam-User: Authentication-Results: imf12.hostedemail.com; dkim=pass header.d=gmail.com header.s=20210112 header.b=IbCR66K4; spf=pass (imf12.hostedemail.com: domain of matorola@gmail.com designates 209.85.128.53 as permitted sender) smtp.mailfrom=matorola@gmail.com; dmarc=pass (policy=none) header.from=gmail.com X-Stat-Signature: zp4ti5pjgnj1yjfhtmbfwcuiybnjtbe6 X-HE-Tag: 1664197581-776175 X-Bogosity: Ham, tests=bogofilter, spamicity=0.000000, version=1.2.4 Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: On Wed, Sep 21, 2022 at 8:03 PM Michal Koutn=C3=BD wrote= : > On Wed, Sep 21, 2022 at 05:44:56PM +0300, Anatoly Pugachev wrote: > > On Sun, Sep 18, 2022 at 12:39 PM Anatoly Pugachev = wrote: > > > > > > > > > I'm unable to boot my sparc64 VM anymore (5.19 still boots, 6.0-rc1 d= oes not), > > > bisected up to this patch, > > > > > > mator@ttip:~/linux-2.6$ git bisect bad > > > 1d0403d20f6c281cb3d14c5f1db5317caeec48e9 is the first bad commit > > > commit 1d0403d20f6c281cb3d14c5f1db5317caeec48e9 > > > > reverting this patch makes my sparc64 box boot successfully. > > The failed address falls into vmmemmap region (per your boot log > output). It looks like the respective page/folio (of init_net struct) is > unbacked there (and likely folio_test_slab fails dereferencing ->flags). > > Would you mind sharing your kernel's config? > (I'm most curious about CONFIG_SPARSMEM_VMEMMAP, I'm not familiar with > your arch at all though.) mator@ttip:~/dmesg$ zcat config-6.0.0-rc6-00010-gb7f0f527dc3c.gz | grep VME= MMAP CONFIG_SPARSEMEM_VMEMMAP_ENABLE=3Dy CONFIG_SPARSEMEM_VMEMMAP=3Dy I do upload config and boot logs to https://github.com/mator/sparc64-dmesg building a new kernel version/releases as 'make olddefconfig && make -j' current version of booted 6.0.0-rc6 is available as https://github.com/mator/sparc64-dmesg/blob/master/config-6.0.0-rc6-00010-g= b7f0f527dc3c.gz