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 mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 288CEC433EF for ; Wed, 17 Nov 2021 07:25:28 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 0DC2D61544 for ; Wed, 17 Nov 2021 07:25:28 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S233126AbhKQH2Y (ORCPT ); Wed, 17 Nov 2021 02:28:24 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:44292 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S233055AbhKQH2V (ORCPT ); Wed, 17 Nov 2021 02:28:21 -0500 Received: from mail-vk1-xa2d.google.com (mail-vk1-xa2d.google.com [IPv6:2607:f8b0:4864:20::a2d]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 2363CC061746 for ; Tue, 16 Nov 2021 23:25:23 -0800 (PST) Received: by mail-vk1-xa2d.google.com with SMTP id s17so1080804vka.5 for ; Tue, 16 Nov 2021 23:25:23 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=szeredi.hu; s=google; h=mime-version:references:in-reply-to:from:date:message-id:subject:to :cc; bh=b0xmgwHrlv9ktwSdQ/JfjWjQenm8x9ltoihTIjxaBNQ=; b=JbyabcOFwg9RA8CfJQXEnNtK9YqVVxIwGdThHqLv6dHnkGsNYKDELnCxw9iNTyQQq1 ND0s1vozfYnSAaFzlOjtmE45CCNh7SfCWUerukqPpadmxSr8L11WvEHCkf1hqI7AWD4o SHgdlnvP9G148VHCq2BYTYSJuFE8cd/T9YjIA= X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=x-gm-message-state:mime-version:references:in-reply-to:from:date :message-id:subject:to:cc; bh=b0xmgwHrlv9ktwSdQ/JfjWjQenm8x9ltoihTIjxaBNQ=; b=ovQYjdatkNCQgCvPDu9HNXS4eJDOXWxK6Ndq7SWpsHaco19kdWgQg9wsesbSUPNPL5 xkU0GR/JoJCG9hRNubtNuO7aNYy2EPehiHhHbzILQaWknoiQpHQYQW+KbOPc8ME5fBnG AAtMjNyL+sefenFz+YnLPZB8f8HILZKLDcMOKMASeaMRhUCOcYlh/e4/15XyJhvma674 EBECBD2hkgCJsPV0zqPMMATQSnwDWMksMgSpNzXZ83xJm/rmQlyH5gpmqNMmWTQCo3MS ZkYJ6sC7xMuvwTlM/U3yyxsTjiO4XTo1i4e3/76lFUYHXfe/o9szgZu7It09OyUWkBXI Ui3g== X-Gm-Message-State: AOAM530VP9JgiMcY5H2liCQJU0+8AVU4089D6xFoh9oFnVulN+hckezE AzSspMJ+T4HpWEXWzUEScZZ3jYv4qqi2yaeHaP5gRg== X-Google-Smtp-Source: ABdhPJzBvilmkHXZGOjRkylsNfzWJ2cgYh6bVMxxcy/fEjHQEuzR5KbV/So04CzbtfXGK/uCfPDqT/fqDVC+3jwDADY= X-Received: by 2002:a05:6122:1350:: with SMTP id f16mr41382809vkp.10.1637133922290; Tue, 16 Nov 2021 23:25:22 -0800 (PST) MIME-Version: 1.0 References: <000000000000c93bd505bf3646ed@google.com> <00000000000006b5b205d0f55d49@google.com> In-Reply-To: <00000000000006b5b205d0f55d49@google.com> From: Miklos Szeredi Date: Wed, 17 Nov 2021 08:25:11 +0100 Message-ID: Subject: Re: [syzbot] WARNING in inc_nlink (2) To: syzbot Cc: linux-fsdevel@vger.kernel.org, linux-kernel@vger.kernel.org, Miklos Szeredi , syzkaller-bugs , Al Viro Content-Type: text/plain; charset="UTF-8" Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Wed, 17 Nov 2021 at 06:32, syzbot wrote: > > 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: Highly unlikely: the original report was for sysvfs and the fix is for fuse. Thanks, Miklos