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 vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id D1B73C433FE for ; Thu, 28 Apr 2022 15:32:56 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1349227AbiD1PgK (ORCPT ); Thu, 28 Apr 2022 11:36:10 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:35690 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S242076AbiD1PgI (ORCPT ); Thu, 28 Apr 2022 11:36:08 -0400 Received: from mail-pl1-x630.google.com (mail-pl1-x630.google.com [IPv6:2607:f8b0:4864:20::630]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 6A55D19C37 for ; Thu, 28 Apr 2022 08:32:53 -0700 (PDT) Received: by mail-pl1-x630.google.com with SMTP id q13so800948plr.10 for ; Thu, 28 Apr 2022 08:32:53 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=20210112; h=date:from:to:cc:subject:message-id:references:mime-version :content-disposition:in-reply-to; bh=kuwwuf3KdHolggB4QynNZDU01tz6frvfCx6pko4ErLU=; b=mdwwawlT3tK+Sad2l7xPaMAmRf8hcbRiIG24rR+r+5XncpqBaAxD+T9Mc8kweL87tt 7pxC+hDyHTBI1YA0Y8DpenlSOkkzIXdCrExhIVhEEgir265KjS8iLSnDs3lj0Ska4MNt CYCojUx/Edu90VQg7mscBAD8yWxyWZCNOa4KnIh7qz/YGkxUxg2hEtZzlfmhg/qwpTUf YZN448EfVQ2vpfH3C3+z7/LFFAbL0vzJZ7hTBnawYBhjVSImLTk2+0+myqPp9sua/I6s nKgB5dV7fOOx7gRflnP/GNah1zxnuZnYBmPjq0FnFAEAH9vt150YxPct9oZMuf2KdNcz QZIw== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=x-gm-message-state:date:from:to:cc:subject:message-id:references :mime-version:content-disposition:in-reply-to; bh=kuwwuf3KdHolggB4QynNZDU01tz6frvfCx6pko4ErLU=; b=1n4cHkqOOlYRf7xoyFwjlGXx3y7PBltC+0dDMex1LLtQ8Au7tAFdnf1Rl6el01px6w ZEKOKi42x/VeGhKxNc+ROCXAqXNwKcKY0ATeDY0L2WM5AGfdnNfndqDfelyo/SNUJveF /t6ZLuXrjg77HkrAzgzNgIf3/PVpEzd/n/UbTAEBu2H0W6zBOP4fMjAi/jaqCjk0oono 4hi/+QM17R3nxqguMznVcD1Sc3elMesqwaV+CxX9I1NnQCnNFS0myn0T/n0y5x2MOqmi SwaeTz6F/gAKG235XAe2zZDfTsiTlKNKAZMkBzWnL4gOGihuLvPZkuddkgefkVLgeVWC wmtA== X-Gm-Message-State: AOAM532dM2ocKxiYQIAEODmPSXv7Sm00VDc0pjzeuqIcijImhuel4w24 ZAakmo+aVJZayOV6U9hyVgHNfQ== X-Google-Smtp-Source: ABdhPJxZUpJsK6m9XBCnUejJDo99DTeh1DPLe4DudO9Tr9g5JrpDs9QvZ+cvhBkp9xEF5WGlS4O2vw== X-Received: by 2002:a17:90b:180f:b0:1d9:91db:2976 with SMTP id lw15-20020a17090b180f00b001d991db2976mr20544174pjb.84.1651159972679; Thu, 28 Apr 2022 08:32:52 -0700 (PDT) Received: from google.com (157.214.185.35.bc.googleusercontent.com. [35.185.214.157]) by smtp.gmail.com with ESMTPSA id h132-20020a62838a000000b0050d3d6ad020sm192323pfe.205.2022.04.28.08.32.51 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 28 Apr 2022 08:32:51 -0700 (PDT) Date: Thu, 28 Apr 2022 15:32:48 +0000 From: Sean Christopherson To: Maxim Levitsky Cc: syzbot , bp@alien8.de, dave.hansen@linux.intel.com, hpa@zytor.com, jmattson@google.com, joro@8bytes.org, kvm@vger.kernel.org, linux-kernel@vger.kernel.org, mingo@redhat.com, pbonzini@redhat.com, syzkaller-bugs@googlegroups.com, tglx@linutronix.de, vkuznets@redhat.com, wanpengli@tencent.com, x86@kernel.org Subject: Re: [syzbot] WARNING in kvm_mmu_uninit_tdp_mmu (2) Message-ID: References: <00000000000082452505dd503126@google.com> <13b3235ef66f22475fd4059df95ad0144548ccd1.camel@redhat.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <13b3235ef66f22475fd4059df95ad0144548ccd1.camel@redhat.com> Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Tue, Apr 26, 2022, Maxim Levitsky wrote: > I can reproduce this in a VM, by running and CTRL+C'in my ipi_stress test, Can you post your ipi_stress test? I'm curious to see if I can repro, and also very curious as to what might be unique about your test. I haven't been able to repro the syzbot test, nor have I been able to repro by killing VMs/tests.