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 vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 487EBC433FE for ; Sun, 21 Nov 2021 02:24:11 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S237116AbhKUC1L (ORCPT ); Sat, 20 Nov 2021 21:27:11 -0500 Received: from mail-io1-f69.google.com ([209.85.166.69]:37460 "EHLO mail-io1-f69.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S236901AbhKUC1K (ORCPT ); Sat, 20 Nov 2021 21:27:10 -0500 Received: by mail-io1-f69.google.com with SMTP id w8-20020a0566022c0800b005dc06acea8dso8707010iov.4 for ; Sat, 20 Nov 2021 18:24:06 -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=LtUl4z87GOaDU5n0H8iK+P9twUYQ08LpbtGLszWSXRc=; b=C/j6+DHsbx4OVRWOf9yCVI+lZWOsybAxDOXqmGAEnAxlJ31QicxJjDWQlikdz2vcT0 P5pMBZmBr8W+wyRSJgsiOYAKgVMZ0H9qe9jkWkAe2yjqV5W2IJ/gvJHtb8AaJrDmieBJ 1bGmUKHCBWeSHzWGiRqAplRsO6cUXjQMUBK2CSu+/66xtrh9/RVsDgV+86XdpafCxfXy Ktl/jJGt0PvLIXSFkvasIpDL4DImnhYl+8x+LX0EydfJxPzpBgkCy1UhyjhYQNgkWMMw Od5zzwLd/ZbAn2PvuU7Fq4YH6tfv1FPOzMWx1WgQJ8vG70VWaf9MlYGuYtFihTmJl+Gr 1UmA== X-Gm-Message-State: AOAM532i+X6446XwwbTYRRq5/6nj5vHG92BJZYZ+PUCaZ335+iwW6fnW oEZ8t7u2jHgTVGp6gEMlK5y5AVJMmBAEFtOxdjbn9SB5opoD X-Google-Smtp-Source: ABdhPJyLC4dN9+5VCm/mej8aJrMaFCsJiYnTKo9BvfORLV/ZGN5kSEAKCIIBTbE9HCZ+ugiVq5QX+g5u7/0gwFXWS1buNYxVh4Ym MIME-Version: 1.0 X-Received: by 2002:a05:6e02:18c5:: with SMTP id s5mr13033774ilu.193.1637461446245; Sat, 20 Nov 2021 18:24:06 -0800 (PST) Date: Sat, 20 Nov 2021 18:24:06 -0800 In-Reply-To: <000000000000e79ab005a56292f5@google.com> X-Google-Appengine-App-Id: s~syzkaller X-Google-Appengine-App-Id-Alias: syzkaller Message-ID: <000000000000d6442705d143337a@google.com> Subject: Re: [syzbot] WARNING in cgroup_finalize_control From: syzbot To: andriin@fb.com, ast@kernel.org, bpf@vger.kernel.org, cgroups@vger.kernel.org, christian@brauner.io, coreteam@netfilter.org, daniel@iogearbox.net, davem@davemloft.net, hannes@cmpxchg.org, john.fastabend@gmail.com, kaber@trash.net, kadlec@blackhole.kfki.hu, kafai@fb.com, kpsingh@chromium.org, linux-kernel@vger.kernel.org, linux-sctp@vger.kernel.org, lizefan.x@bytedance.com, lizefan@huawei.com, longman@redhat.com, marcelo.leitner@gmail.com, netdev@vger.kernel.org, netfilter-devel@vger.kernel.org, nhorman@tuxdriver.com, pablo@netfilter.org, songliubraving@fb.com, syzkaller-bugs@googlegroups.com, tj@kernel.org, vyasevich@gmail.com, yhs@fb.com 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 7ee285395b211cad474b2b989db52666e0430daf Author: Waiman Long Date: Sat Sep 18 22:53:08 2021 +0000 cgroup: Make rebind_subsystems() disable v2 controllers all at once bisection log: https://syzkaller.appspot.com/x/bisect.txt?x=12232c06b00000 start commit: 442489c21923 Merge tag 'timers-core-2020-08-04' of git://g.. git tree: upstream kernel config: https://syzkaller.appspot.com/x/.config?x=b3f0df8558780a7d dashboard link: https://syzkaller.appspot.com/bug?extid=9c08aaa363ca5784c9e9 syz repro: https://syzkaller.appspot.com/x/repro.syz?x=14148c62900000 If the result looks correct, please mark the issue as fixed by replying with: #syz fix: cgroup: Make rebind_subsystems() disable v2 controllers all at once For information about bisection process see: https://goo.gl/tpsmEJ#bisection From mboxrd@z Thu Jan 1 00:00:00 1970 From: syzbot Subject: Re: [syzbot] WARNING in cgroup_finalize_control Date: Sat, 20 Nov 2021 18:24:06 -0800 Message-ID: <000000000000d6442705d143337a@google.com> References: <000000000000e79ab005a56292f5@google.com> Mime-Version: 1.0 Return-path: In-Reply-To: <000000000000e79ab005a56292f5-hpIqsD4AKlfQT0dZR+AlfA@public.gmane.org> List-ID: Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit To: andriin-b10kYP2dOMg@public.gmane.org, ast-DgEjT+Ai2ygdnm+yROfE0A@public.gmane.org, bpf-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, cgroups-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, christian-STijNZzMWpgWenYVfaLwtA@public.gmane.org, coreteam-Cap9r6Oaw4JrovVCs/uTlw@public.gmane.org, daniel-FeC+5ew28dpmcu3hnIyYJQ@public.gmane.org, davem-fT/PcQaiUtIeIZ0/mPfg9Q@public.gmane.org, hannes-druUgvl0LCNAfugRpC6u6w@public.gmane.org, john.fastabend-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org, kaber-dcUjhNyLwpNeoWH0uzbU5w@public.gmane.org, kadlec-K40Dz/62t/MgiyqX0sVFJYdd74u8MsAO@public.gmane.org, kafai-b10kYP2dOMg@public.gmane.org, kpsingh-F7+t8E8rja9g9hUCZPvPmw@public.gmane.org, linux-kernel-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, linux-sctp-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, lizefan.x-EC8Uxl6Npydl57MIdRCFDg@public.gmane.org, lizefan-hv44wF8Li93QT0dZR+AlfA@public.gmane.org, longman-H+wXaHxf7aLQT0dZR+AlfA@public.gmane.org, marcelo.leitner-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org, netdev-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, netfilter-devel-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, nhorman-2XuSBdqkA4R54TAoqtyWWQ@public.gmane.org, pablo-Cap9r6Oaw4JrovVCs/uTlw@public.gmane.org, songliubraving-b10kYP2dOMg@public.gmane.org, syzkaller-bugs-/JYPxA39Uh5TLH3MbocFFw@public.gmane.org, tj-DgEjT+Ai2ygdnm+yROfE0A@public.gmane.org, vyasevich-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org, yhs-b10kYP2dOMg@public.gmane.org syzbot suspects this issue was fixed by commit: commit 7ee285395b211cad474b2b989db52666e0430daf Author: Waiman Long Date: Sat Sep 18 22:53:08 2021 +0000 cgroup: Make rebind_subsystems() disable v2 controllers all at once bisection log: https://syzkaller.appspot.com/x/bisect.txt?x=12232c06b00000 start commit: 442489c21923 Merge tag 'timers-core-2020-08-04' of git://g.. git tree: upstream kernel config: https://syzkaller.appspot.com/x/.config?x=b3f0df8558780a7d dashboard link: https://syzkaller.appspot.com/bug?extid=9c08aaa363ca5784c9e9 syz repro: https://syzkaller.appspot.com/x/repro.syz?x=14148c62900000 If the result looks correct, please mark the issue as fixed by replying with: #syz fix: cgroup: Make rebind_subsystems() disable v2 controllers all at once For information about bisection process see: https://goo.gl/tpsmEJ#bisection