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 X-Spam-Level: X-Spam-Status: No, score=-8.7 required=3.0 tests=BAYES_00,FROM_LOCAL_HEX, HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,MENTIONS_GIT_HOSTING, SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED autolearn=unavailable autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 0C12DC433FE for ; Mon, 13 Sep 2021 09:23:06 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id E366660FE6 for ; Mon, 13 Sep 2021 09:23:05 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S238602AbhIMJYN (ORCPT ); Mon, 13 Sep 2021 05:24:13 -0400 Received: from mail-il1-f199.google.com ([209.85.166.199]:44636 "EHLO mail-il1-f199.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S238516AbhIMJXk (ORCPT ); Mon, 13 Sep 2021 05:23:40 -0400 Received: by mail-il1-f199.google.com with SMTP id d4-20020a923604000000b0022a2b065b0aso15117132ila.11 for ; Mon, 13 Sep 2021 02:22:19 -0700 (PDT) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=x-gm-message-state:mime-version:date:in-reply-to:message-id:subject :from:to; bh=HFFQPLAJXYx4bvBZVVBupuysAIuBOZazsLsw7gSGXPM=; b=ZjM95Bf6OX02Tsx9+hg577R/xDe1WDv/D0lAy3AUeDfSmUoGrF6QjeMtNwOoRn2dDM quvTuehdggDIyCW/6dTLqXubm3+sQYfk/U8b0Momzj/ACyBPeHfVLlf+nb7BMQwwHpBp 8L74IGz+gYxYS7ELrlELHynDVzPvR8xBRzesfXOPGALq0YXIU07dzvyMd+gSpYn/d5xD WhpXipchxwvz3vMU0UDD5zxvVqRtji8kqdwHzlBh+U0BKTn2rh7CTQ8v8UA3icH62lYc Pgjh+FV/g/g3SIGlusP7newRWh+DoX7QY0TmsHeH8ry/zn8r79MdMfGk4LiXyuGhO4bm i41w== X-Gm-Message-State: AOAM53379LeWycossgC5ad5XACdd0yFfw7L5/t+hg1/ZZ3ikSp8C4w+w XsBUfAuqut3Hk0pS1vRx0hZN+gMhJHwzPWag3xF/bdMrm0Kr X-Google-Smtp-Source: ABdhPJz7iVHqBJwGMWVtkrGExpiG1/xH+YHaKqOpWGtfsh6vf6jjB1BWXgH366JewGOkGwNFwNOdUNMP/62JNgA5QSGR5CPvzAXQ MIME-Version: 1.0 X-Received: by 2002:a05:6e02:1564:: with SMTP id k4mr7564234ilu.146.1631524938755; Mon, 13 Sep 2021 02:22:18 -0700 (PDT) Date: Mon, 13 Sep 2021 02:22:18 -0700 In-Reply-To: <0000000000006e9e0705bd91f762@google.com> X-Google-Appengine-App-Id: s~syzkaller X-Google-Appengine-App-Id-Alias: syzkaller Message-ID: <0000000000006ab57905cbdd002c@google.com> Subject: Re: [syzbot] WARNING in __percpu_ref_exit (2) From: syzbot To: asml.silence@gmail.com, axboe@kernel.dk, coreteam@netfilter.org, davem@davemloft.net, dsahern@kernel.org, fw@strlen.de, hdanton@sina.com, io-uring@vger.kernel.org, kadlec@netfilter.org, kuba@kernel.org, linux-kernel@vger.kernel.org, ming.lei@redhat.com, netdev@vger.kernel.org, netfilter-devel@vger.kernel.org, pablo@netfilter.org, syzkaller-bugs@googlegroups.com, yoshfuji@linux-ipv6.org Content-Type: text/plain; charset="UTF-8" Precedence: bulk List-ID: X-Mailing-List: netdev@vger.kernel.org syzbot suspects this issue was fixed by commit: commit 43016d02cf6e46edfc4696452251d34bba0c0435 Author: Florian Westphal Date: Mon May 3 11:51:15 2021 +0000 netfilter: arptables: use pernet ops struct during unregister bisection log: https://syzkaller.appspot.com/x/bisect.txt?x=10acd273300000 start commit: c98ff1d013d2 Merge tag 'scsi-fixes' of git://git.kernel.or.. git tree: upstream kernel config: https://syzkaller.appspot.com/x/.config?x=1c70e618af4c2e92 dashboard link: https://syzkaller.appspot.com/bug?extid=d6218cb2fae0b2411e9d syz repro: https://syzkaller.appspot.com/x/repro.syz?x=145cb2b6d00000 C reproducer: https://syzkaller.appspot.com/x/repro.c?x=157b72b1d00000 If the result looks correct, please mark the issue as fixed by replying with: #syz fix: netfilter: arptables: use pernet ops struct during unregister For information about bisection process see: https://goo.gl/tpsmEJ#bisection