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 autolearn=ham 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 2980CC388F7 for ; Sat, 31 Oct 2020 20:41:08 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id DE3EA20723 for ; Sat, 31 Oct 2020 20:41:07 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1728604AbgJaUlG (ORCPT ); Sat, 31 Oct 2020 16:41:06 -0400 Received: from mail-il1-f198.google.com ([209.85.166.198]:49511 "EHLO mail-il1-f198.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1728524AbgJaUlG (ORCPT ); Sat, 31 Oct 2020 16:41:06 -0400 Received: by mail-il1-f198.google.com with SMTP id v29so7216837ilk.16 for ; Sat, 31 Oct 2020 13:41:05 -0700 (PDT) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:mime-version:date:in-reply-to:message-id:subject :from:to; bh=VYLP/QhHc95cphBqd95y5wUSHypbFcFLNHr2N+7vC6g=; b=Y2RbswfzuuxSa7YUVU46tnUKc+t2Pkd6BLMWBM7I2M0KDulFFmZQ6ps0au4s1jWng3 xvJ2QW8qTt/j9kpPVIFQp/UdFjDrR+XKfTQ1x1F9FXGzsSF8FTKGb8PkbBQNkoLAeQWJ 5aAzxuWltjoWLeQ+Gg4GdjLYHrrUhXCJAlg0GrGdXwRA5vgjZ+tq67+L+d12ZnbCJq1Y NgQhtW7rWqreGHXZceg1uRJT39nS2ax+2MKF2Pp5R8dur60VBsgKJ2xlhNlpDeXqb7HL FHNHoEwrv0J0pIbwX+HcE6OyCzSQgPOPM141gmN0guQRm7olDSmFNTzIHO0jn8xNy2lX Zqaw== X-Gm-Message-State: AOAM530SY92tOc3614nyog+XaXUvN9Jt4wyzrbf34fQK3Vam5X99Ews5 0It8VnQp6DjeEs4nIgOGcpBqTF0xZBY8OB1W08KTbR95qj3z X-Google-Smtp-Source: ABdhPJyK0IXC4aBQ3Cp5HfYblqD07EDNrsoG3k+zUlOkQFKBxsB1vIYRGxZHd/yE65xFwQ737kuB36TiaA0k2pIsWkfkUGL1bu8i MIME-Version: 1.0 X-Received: by 2002:a02:ccd6:: with SMTP id k22mr480720jaq.93.1604176865647; Sat, 31 Oct 2020 13:41:05 -0700 (PDT) Date: Sat, 31 Oct 2020 13:41:05 -0700 In-Reply-To: <000000000000341a4705aedd87e0@google.com> X-Google-Appengine-App-Id: s~syzkaller X-Google-Appengine-App-Id-Alias: syzkaller Message-ID: <0000000000003be64605b2fd88b2@google.com> Subject: Re: INFO: rcu detected stall in sys_mount (5) From: syzbot To: dhowells@redhat.com, fweisbec@gmail.com, linux-afs@lists.infradead.org, linux-kernel@vger.kernel.org, mingo@kernel.org, syzkaller-bugs@googlegroups.com, tglx@linutronix.de 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 1d0e850a49a5b56f8f3cb51e74a11e2fedb96be6 Author: David Howells Date: Fri Oct 16 12:21:14 2020 +0000 afs: Fix cell removal bisection log: https://syzkaller.appspot.com/x/bisect.txt?x=132fe914500000 start commit: 02de58b2 Merge tag 'devicetree-fixes-for-5.9-3' of git://g.. git tree: upstream kernel config: https://syzkaller.appspot.com/x/.config?x=89ab6a0c48f30b49 dashboard link: https://syzkaller.appspot.com/bug?extid=dc8c077c7091175cbdb1 syz repro: https://syzkaller.appspot.com/x/repro.syz?x=13a40297900000 C reproducer: https://syzkaller.appspot.com/x/repro.c?x=110b7a2f900000 If the result looks correct, please mark the issue as fixed by replying with: #syz fix: afs: Fix cell removal For information about bisection process see: https://goo.gl/tpsmEJ#bisection