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 D4EA9C5479D for ; Wed, 11 Jan 2023 22:50:45 +0000 (UTC) Received: by kanga.kvack.org (Postfix) id 477848E0002; Wed, 11 Jan 2023 17:50:45 -0500 (EST) Received: by kanga.kvack.org (Postfix, from userid 40) id 427E38E0001; Wed, 11 Jan 2023 17:50:45 -0500 (EST) X-Delivered-To: int-list-linux-mm@kvack.org Received: by kanga.kvack.org (Postfix, from userid 63042) id 2EF6B8E0002; Wed, 11 Jan 2023 17:50:45 -0500 (EST) X-Delivered-To: linux-mm@kvack.org Received: from relay.hostedemail.com (smtprelay0010.hostedemail.com [216.40.44.10]) by kanga.kvack.org (Postfix) with ESMTP id 1F18F8E0001 for ; Wed, 11 Jan 2023 17:50:45 -0500 (EST) Received: from smtpin15.hostedemail.com (a10.router.float.18 [10.200.18.1]) by unirelay05.hostedemail.com (Postfix) with ESMTP id AEC3740BA6 for ; Wed, 11 Jan 2023 22:50:44 +0000 (UTC) X-FDA: 80344014408.15.69173EE Received: from us-smtp-delivery-124.mimecast.com (us-smtp-delivery-124.mimecast.com [170.10.133.124]) by imf17.hostedemail.com (Postfix) with ESMTP id B753F40003 for ; Wed, 11 Jan 2023 22:50:42 +0000 (UTC) Authentication-Results: imf17.hostedemail.com; dkim=pass header.d=redhat.com header.s=mimecast20190719 header.b=Fj70wSFF; dmarc=pass (policy=none) header.from=redhat.com; spf=pass (imf17.hostedemail.com: domain of pbonzini@redhat.com designates 170.10.133.124 as permitted sender) smtp.mailfrom=pbonzini@redhat.com ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=hostedemail.com; s=arc-20220608; t=1673477442; 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=DNuRIx234xBK4R8VFIejMD9TSDy12orNNc1kRkpmlrg=; b=a4JbXxaEglUBk7IR9/i/ztGJ/zzTCjmfZB3UT2GOIS5fyoD7/rfyJ8gNtOCbcJTFSLOGdX dF442L6v5smnScLsEBEisNmzNWlZOQlKRyNbSGJsdDtg4fJjG5zeJW10hrkdY3L6FQyz4O qnl3I1Rb7/VgdZcxK3efeUgXks4WBeI= ARC-Authentication-Results: i=1; imf17.hostedemail.com; dkim=pass header.d=redhat.com header.s=mimecast20190719 header.b=Fj70wSFF; dmarc=pass (policy=none) header.from=redhat.com; spf=pass (imf17.hostedemail.com: domain of pbonzini@redhat.com designates 170.10.133.124 as permitted sender) smtp.mailfrom=pbonzini@redhat.com ARC-Seal: i=1; s=arc-20220608; d=hostedemail.com; t=1673477442; a=rsa-sha256; cv=none; b=TI4ylNR2LsdDsUeIqDYJQ0MXsBxXWNG3cY0lfezja0iUpEu+MrhhF0ItZS6QFHUYcGxDa7 hKFrh67vXO3JqewiE0/UJplSdaE6bK3FlFPr2JFQWq8T5WUrvUzc8gDFkeGh4HukeNFMQq WwCE4jlrGazaaQdT6Yq6ePQ6LDJ8AvU= DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com; s=mimecast20190719; t=1673477442; h=from:from: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; bh=DNuRIx234xBK4R8VFIejMD9TSDy12orNNc1kRkpmlrg=; b=Fj70wSFFS878L2P7RvFf4/fCL/qHkDl9pA7yywPiMKyn0ApZHbmzF7AMbDuO3h/F7f8zSx /hMEgsQYhdyCovFrpW5fOdmLAG/P6J+HxLDjXpffrIWZYWFw6PXdaUOJ03MTi3ya/HniIJ jFHphMTjllZFGmeqiBuTmPWvRY2ScF0= Received: from mail-wr1-f69.google.com (mail-wr1-f69.google.com [209.85.221.69]) by relay.mimecast.com with ESMTP with STARTTLS (version=TLSv1.3, cipher=TLS_AES_128_GCM_SHA256) id us-mta-128-sWYH_-AaNfqcZqcT8wnTPQ-1; Wed, 11 Jan 2023 17:50:40 -0500 X-MC-Unique: sWYH_-AaNfqcZqcT8wnTPQ-1 Received: by mail-wr1-f69.google.com with SMTP id u15-20020adfa18f000000b002b129dc55bfso3104278wru.11 for ; Wed, 11 Jan 2023 14:50:40 -0800 (PST) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=content-transfer-encoding:in-reply-to:from:references:cc:to :content-language:subject:user-agent:mime-version:date:message-id :x-gm-message-state:from:to:cc:subject:date:message-id:reply-to; bh=DNuRIx234xBK4R8VFIejMD9TSDy12orNNc1kRkpmlrg=; b=UXuZW+gXtgkLwEJJSISQxjNrU68BxY3LOUV08RbbRGRarUZ+tC5uqCRWgGKaYMIeb/ MXM5JrnrAx2VBuwQywaCULvbf/1UEobFb2RFTWu2JrqAo6/ftvviRHIu+rrz+gx5iaP6 PTIiA8P4wzqzW93m1DUis6BGANAgSBHS1AVIkRYCC904zafo1rqrJXj3a4wQ7yTLBZF0 anR9ja8Glx42naWKRKONLGixzNJ1vyaqYjanol7tsMY37OqeJ+W0O2fnihIGSURmRXnG KrCynI4fIfDaXA2XoscvP2RP9J6qtiLJn1or6HMXqw5oez4RrJsxh2LPHc7i3dAn2HTO Idwg== X-Gm-Message-State: AFqh2kr+RvGBFli763QCkIJXsZbXAH0yx5gXl9irefYnrT6nhZYjDRxD 2ml7pmoUoEaRSUmFz7JYyVO+XFf6NIcptNyiWDHwKnJa/FtH7XLiK09pEuOuRm/5U0m1Bq8EsUe FNWvkzuJ6Vyo= X-Received: by 2002:adf:eb4f:0:b0:242:659c:dc7 with SMTP id u15-20020adfeb4f000000b00242659c0dc7mr44773906wrn.61.1673477439624; Wed, 11 Jan 2023 14:50:39 -0800 (PST) X-Google-Smtp-Source: AMrXdXtCVGFTh+ebPPM3or9EavrIGXL6mCZV/ZRHwrKhvrHlNhtD/vpHdFcU1wZz5g/JwmiUrfQfRQ== X-Received: by 2002:adf:eb4f:0:b0:242:659c:dc7 with SMTP id u15-20020adfeb4f000000b00242659c0dc7mr44773894wrn.61.1673477439385; Wed, 11 Jan 2023 14:50:39 -0800 (PST) Received: from ?IPV6:2001:b07:6468:f312:4783:a68:c1ee:15c5? ([2001:b07:6468:f312:4783:a68:c1ee:15c5]) by smtp.googlemail.com with ESMTPSA id w5-20020a05600018c500b002420dba6447sm14685325wrq.59.2023.01.11.14.50.38 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Wed, 11 Jan 2023 14:50:38 -0800 (PST) Message-ID: <2a420443-e45d-0334-0e72-dd40c4ee5b1e@redhat.com> Date: Wed, 11 Jan 2023 23:50:37 +0100 MIME-Version: 1.0 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:102.0) Gecko/20100101 Thunderbird/102.5.1 Subject: Re: Stalls in qemu with host running 6.1 (everything stuck at mmap_read_lock()) To: Jiri Slaby , kvm@vger.kernel.org, Andrew Morton , mm Cc: yuzhao@google.com, Michal Hocko , Vlastimil Babka , shy828301@gmail.com References: From: Paolo Bonzini In-Reply-To: X-Mimecast-Spam-Score: 0 X-Mimecast-Originator: redhat.com Content-Language: en-US Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 8bit X-Rspamd-Queue-Id: B753F40003 X-Rspamd-Server: rspam09 X-Rspam-User: X-Stat-Signature: nt8c46n7hdk6pfke98kfcdyi9tkc4o6y X-HE-Tag: 1673477442-697752 X-HE-Meta: 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 rbhyd7Ke BY5eFrNya17IcrWVTbAvFwvLGyezDaT6SQfO+UgGeEUQ/C3AKQxByfvFNdBWP8kt9b/KNoPsybBB2VW5/07gekoAwhvZsrmsq7CgS2ozgr70fIOL0VjK41GO2ukN1PbAvBO+qNpT2nbtOk8relUzqw+Gvfg== 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 1/11/23 09:00, Jiri Slaby wrote: > > > I rmmoded kvm-intel now, so: >   qemu-kvm: failed to initialize kvm: No such file or directory >   qemu-kvm: falling back to tcg > and it behaves the same (more or less expected). Not entirely expected, but at least it throws the ball to mm camp and excludes any bug involving KVM mmu notifiers. Paolo