Received: by 2002:a05:6358:11c7:b0:104:8066:f915 with SMTP id i7csp864531rwl; Fri, 31 Mar 2023 03:39:24 -0700 (PDT) X-Google-Smtp-Source: AKy350bVYjX13GxnUgJvp07JJMCLXz5Qtntt3UEoAcF7/oEHs5tx4nu52r3wDVG6EGW5HD1ah2+2 X-Received: by 2002:a05:6402:524e:b0:502:465:28e0 with SMTP id t14-20020a056402524e00b00502046528e0mr5326540edd.0.1680259164639; Fri, 31 Mar 2023 03:39:24 -0700 (PDT) ARC-Seal: i=1; a=rsa-sha256; t=1680259164; cv=none; d=google.com; s=arc-20160816; b=loMvfkad9YyjeDbdwYOdf4sEMQlwp/REzUGZs8Vzxyq8sdSj267Tg2M5yT5ovux6pt FNqrNnSODn/eXfhKKrrGwMrI78wVoARUhFoVkLhiMof6yABkxWmjDFhxBdDKN79AjuAX 1lfon8WmpblGUoAleUcTiGnL2DJtLuYLDvhHJC1JfHE6AN2gtGTcHcgZdp8vZkNu3n2Y FamRgHkEPn/AFBp4+WcBFs7IL3rwygzXKUj49jAC1t8Bfnmo+XMZ4+gGvmtWdfbtmdyj v+HWYcBhvuVcY4mAvaPlRF+AwCQ43px4olHY/g4M7HwyBgS7U28m4rQEhE6iFyabzWZo NOvw== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=list-id:precedence:user-agent:in-reply-to:content-disposition :mime-version:references:message-id:subject:cc:to:from:date; bh=0HXnZqVauRsh1+egcuidEezjtRgINMILYBe0vzNYuwk=; b=IUgxtCMtlrhPRiKHcHUjGhb9qPIq4xVshQXe9yOAaNxVpNaO0TbCKzlqvwgmWFN0u0 jvP/Bn1v01cwnRCJ2x/rZMt08WnT2sPZb2do/mcUp/ongrR5OmZIRbEHpyy+bIeNHWvg F6RHUbDELlsJtIB4cKu3oQZu5tWb7llFf5XmdFnDeCQ+B0Uakv/h2ciC0fmITFVWIujW p4CfhFezB/VsS231TbAiSbwGj2Uy+4f3lITmhNM5W2wahfG4bPZJPGm6gCwlPiMS1Xiy kiTSjcTc+zOPDhLuhvj8BmNu2EggskzPKC3boP2gLYONQER8Q7/m+KZLjpWLCEnWYi8j npGQ== ARC-Authentication-Results: i=1; mx.google.com; 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 Return-Path: Received: from out1.vger.email (out1.vger.email. [2620:137:e000::1:20]) by mx.google.com with ESMTP id r8-20020aa7da08000000b00501da04d094si1757096eds.523.2023.03.31.03.38.59; Fri, 31 Mar 2023 03:39:24 -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; 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 S231253AbjCaKhH (ORCPT + 99 others); Fri, 31 Mar 2023 06:37:07 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:42156 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S231220AbjCaKg6 (ORCPT ); Fri, 31 Mar 2023 06:36:58 -0400 Received: from Chamillionaire.breakpoint.cc (Chamillionaire.breakpoint.cc [IPv6:2a0a:51c0:0:237:300::1]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id EE7B41116E; Fri, 31 Mar 2023 03:36:39 -0700 (PDT) Received: from fw by Chamillionaire.breakpoint.cc with local (Exim 4.92) (envelope-from ) id 1piC7S-0008GB-RZ; Fri, 31 Mar 2023 12:36:30 +0200 Date: Fri, 31 Mar 2023 12:36:30 +0200 From: Florian Westphal To: Kuniyuki Iwashima Cc: edumazet@google.com, davem@davemloft.net, dsahern@kernel.org, kuba@kernel.org, linux-kernel@vger.kernel.org, netdev@vger.kernel.org, pabeni@redhat.com, threeearcat@gmail.com Subject: Re: general protection fault in raw_seq_start Message-ID: <20230331103630.GE22079@breakpoint.cc> References: <20230331071725.66950-1-kuniyu@amazon.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20230331071725.66950-1-kuniyu@amazon.com> User-Agent: Mutt/1.10.1 (2018-07-13) X-Spam-Status: No, score=-2.3 required=5.0 tests=RCVD_IN_DNSWL_MED, SPF_HELO_PASS,SPF_PASS autolearn=unavailable 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 Kuniyuki Iwashima wrote: > And I found this seems wrong. > > c25b7a7a565e ("inet: ping: use hlist_nulls rcu iterator during lookup") How so?