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[2620:137:e000::1:20]) by mx.google.com with ESMTP id a3-20020aa794a3000000b0063d2c3e897bsi3938597pfl.202.2023.04.18.15.16.25; Tue, 18 Apr 2023 15:16:38 -0700 (PDT) Received-SPF: pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::1:20 as permitted sender) client-ip=2620:137:e000::1:20; Authentication-Results: mx.google.com; dkim=pass header.i=@linux-foundation.org header.s=korg header.b=L9qKdnua; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::1:20 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S232937AbjDRWIb (ORCPT + 99 others); Tue, 18 Apr 2023 18:08:31 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:46982 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S231522AbjDRWI3 (ORCPT ); Tue, 18 Apr 2023 18:08:29 -0400 Received: from dfw.source.kernel.org (dfw.source.kernel.org [139.178.84.217]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 73A1F269F for ; Tue, 18 Apr 2023 15:08:28 -0700 (PDT) Received: from smtp.kernel.org (relay.kernel.org [52.25.139.140]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by dfw.source.kernel.org (Postfix) with ESMTPS id 0FA1A615CD for ; Tue, 18 Apr 2023 22:08:28 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id 1ED60C433D2; Tue, 18 Apr 2023 22:08:27 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linux-foundation.org; s=korg; t=1681855707; bh=A8qCPR0691ECOrXmuz6X4xvdj4xXQbRWYqn0vXEFJrI=; h=Date:From:To:Cc:Subject:In-Reply-To:References:From; b=L9qKdnuaAkHDdGDGC7hXjBWiX9KmdmBTUh1GRDLQHPGN553w+QtJFPUC5VbEX5Zmc 81wR2O0zW6CUSFEnMdGnQ4RGveVxBJvFoOHv0SXFwkaOv/ULg+gtc4bxjFtu4vdSVj rmqV+cndvX5R43kZJQyqA005bl/FJtu/0m6zpoRI= Date: Tue, 18 Apr 2023 15:08:26 -0700 From: Andrew Morton To: Zqiang Cc: elver@google.com, ryabinin.a.a@gmail.com, glider@google.com, andreyknvl@gmail.com, dvyukov@google.com, kasan-dev@googlegroups.com, linux-mm@kvack.org, linux-kernel@vger.kernel.org Subject: Re: [PATCH v2] kasan: Fix lockdep report invalid wait context Message-Id: <20230418150826.ae36090243b21f21f3265792@linux-foundation.org> In-Reply-To: <20230327120019.1027640-1-qiang1.zhang@intel.com> References: <20230327120019.1027640-1-qiang1.zhang@intel.com> X-Mailer: Sylpheed 3.8.0beta1 (GTK+ 2.24.33; x86_64-pc-linux-gnu) Mime-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit X-Spam-Status: No, score=-9.7 required=5.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,DKIM_VALID_EF,NICE_REPLY_A,RCVD_IN_DNSWL_HI, SPF_HELO_NONE,SPF_PASS,T_SCC_BODY_TEXT_LINE,URIBL_BLOCKED autolearn=ham autolearn_force=no version=3.4.6 X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on lindbergh.monkeyblade.net Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Mon, 27 Mar 2023 20:00:19 +0800 Zqiang wrote: > For kernels built with the following options and booting > > CONFIG_SLUB=y > CONFIG_DEBUG_LOCKDEP=y > CONFIG_PROVE_LOCKING=y > CONFIG_PROVE_RAW_LOCK_NESTING=y > > [ 0.523115] [ BUG: Invalid wait context ] Could we please get some reviewer input on this change? Thanks.