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 mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 15584C433EF for ; Wed, 17 Nov 2021 05:32:12 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id EEB4861BD3 for ; Wed, 17 Nov 2021 05:32:11 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S233268AbhKQFfI (ORCPT ); Wed, 17 Nov 2021 00:35:08 -0500 Received: from mail-il1-f198.google.com ([209.85.166.198]:54858 "EHLO mail-il1-f198.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S231596AbhKQFfI (ORCPT ); Wed, 17 Nov 2021 00:35:08 -0500 Received: by mail-il1-f198.google.com with SMTP id x6-20020a056e021bc600b00292aa8bec6cso469068ilv.21 for ; Tue, 16 Nov 2021 21:32:10 -0800 (PST) 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=U6kTvO9Oiv+XnDndGB5oJ6WC1Ug39q+jw5GcZf9PM5o=; b=Fx9NEYneXfNld/zGMDjacf90riuj1iJabK2y6gwUXMheCdoEHFgRo0Oc+BxagnAdwQ cUVfr0AHPrfcq/X9K99hiIrLKbuyhtFcRwel9+6GfvAiYRNGbzcpUjn/AYA7XXfAJnzh hvek0K3QQi6WDBt6o0t2FSYlR/66d+IxElb8JGaaIBu8MP8F4//yYyHhdZTWCmxJcDMV LsYVA0qW2ywIzWLWNphyzlza8wIeCkkrA/+h4geDwQHcMxE3kgRUujWMuj0a3w5iZTgV 5UOSV1lBG1vHRN9y/YdNVnjJnu07H3v39fwfaHUib0vNryoAUz/o2lbIRS4p1UwvxUyH XJFg== X-Gm-Message-State: AOAM5314rI3oih50GghYalbGb/43A+mAgcSE+oN9F3QiYva9IuYX3VmM AAwpetN16+XWFoqWBcTfb2Bb8eOcKc5GyhjxOaiuRpV2u+VS X-Google-Smtp-Source: ABdhPJzNTw5YFfZ2o6POW9r7JpKSV/vb4VbOqP26VotgSBS9PYUKclMMIt7aM0nI2J0pC7i+O6r7kqBY+dZvlXu0kzD32nLvQmVL MIME-Version: 1.0 X-Received: by 2002:a05:6e02:b2f:: with SMTP id e15mr6505013ilu.167.1637127129837; Tue, 16 Nov 2021 21:32:09 -0800 (PST) Date: Tue, 16 Nov 2021 21:32:09 -0800 In-Reply-To: <000000000000c93bd505bf3646ed@google.com> X-Google-Appengine-App-Id: s~syzkaller X-Google-Appengine-App-Id-Alias: syzkaller Message-ID: <00000000000006b5b205d0f55d49@google.com> Subject: Re: [syzbot] WARNING in inc_nlink (2) From: syzbot To: linux-fsdevel@vger.kernel.org, linux-kernel@vger.kernel.org, miklos@szeredi.hu, mszeredi@redhat.com, syzkaller-bugs@googlegroups.com, viro@zeniv.linux.org.uk Content-Type: text/plain; charset="UTF-8" Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org syzbot suspects this issue was fixed by commit: commit 97f044f690bac2b094bfb7fb2d177ef946c85880 Author: Miklos Szeredi Date: Fri Oct 22 15:03:02 2021 +0000 fuse: don't increment nlink in link() bisection log: https://syzkaller.appspot.com/x/bisect.txt?x=10563ac9b00000 start commit: 1da38549dd64 Merge tag 'nfsd-5.15-3' of git://git.kernel.o.. git tree: upstream kernel config: https://syzkaller.appspot.com/x/.config?x=e2ffb281e6323643 dashboard link: https://syzkaller.appspot.com/bug?extid=1c8034b9f0e640f9ba45 syz repro: https://syzkaller.appspot.com/x/repro.syz?x=11f16d57300000 C reproducer: https://syzkaller.appspot.com/x/repro.c?x=15758d57300000 If the result looks correct, please mark the issue as fixed by replying with: #syz fix: fuse: don't increment nlink in link() For information about bisection process see: https://goo.gl/tpsmEJ#bisection