From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mail-io1-f69.google.com (mail-io1-f69.google.com [209.85.166.69]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 6A8D51B94D for ; Wed, 6 Mar 2024 22:38:03 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=209.85.166.69 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1709764685; cv=none; b=BhqamMOz/RYo4w8D70DOVmAnI/cel9iP5zOPaQEcA5TsE6L9s8IVhSHqDVCOiRPp7MHYZbeFvgilBOvNSWy2rD1MOZIuKHwj2qsMT7Fmw0hz/J5OGX9g2eS3j3SYLfrwpQnSGbCo2tbDj1Z4dEkl5B+uA5t0BFr3zvmNxu9axZA= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1709764685; c=relaxed/simple; bh=aONfvMBLi+nGa8z5RQpjQsVQe9F1v8fIwL3IxZQZEyI=; h=MIME-Version:Date:In-Reply-To:Message-ID:Subject:From:To: Content-Type; b=FZniR6yFuXjR9Bjy4qlsiO3WQ9+Ie1t5aGgoe7ooE4pt8tM4B6hGOe0agJzXjMRwUmC0Chs/4nDQs8P0OsLzhhOgx85D7QQ0FI3XC+r6PY3Ovwd9McYVsXm5o24F4atkz6q0LeZUfSeiJ2Blf/Y2wA7yKr6hRF7XRLbywFyhdPU= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=fail (p=none dis=none) header.from=syzkaller.appspotmail.com; spf=pass smtp.mailfrom=M3KW2WVRGUFZ5GODRSRYTGD7.apphosting.bounces.google.com; arc=none smtp.client-ip=209.85.166.69 Authentication-Results: smtp.subspace.kernel.org; dmarc=fail (p=none dis=none) header.from=syzkaller.appspotmail.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=M3KW2WVRGUFZ5GODRSRYTGD7.apphosting.bounces.google.com Received: by mail-io1-f69.google.com with SMTP id ca18e2360f4ac-7c83c53216bso32467639f.1 for ; Wed, 06 Mar 2024 14:38:03 -0800 (PST) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1709764682; x=1710369482; h=to:from:subject:message-id:in-reply-to:date:mime-version :x-gm-message-state:from:to:cc:subject:date:message-id:reply-to; bh=oQx8oyVkoBQfTgwpCDc5Joc1fA/0UhEcaF4wgBQJJZ8=; b=Lzep1/mvLPo3YNoVefHM35zgS//eIC3j0qwGo4VgFPXQ7t7uGW7WJwXurhsob4Lntc GCxKHRqKuIngKR6j0tZfZ/MjeAGDE1jfmhPYVyWh5z3C76Dipa73mMOZxo0l1b4OdH5X mbEh9FuI6nMcBX+JzqCx3VZChpXdHzBxe2RsFXPRRtJRAnHgh6Z8VINef5VTibc6jIJK cm5DGWgcBbszcldaTDlgelSKeMP27s/BCVyLMJAcw1Z3iPi7wkSnrIRbLNRN5/T4w+zm TKpwTFbTuilyYDhLh/PM2Pt++qCLuO8v3A3DxZXdbBApLMuxk0pqspVJ/sxffE/Xf4GO t7Uw== X-Gm-Message-State: AOJu0YwU8eRoUaT9QbXEZtAv5aM57DPLtxtt1zt5faSeD4E1Kt/Nr/nV 1i6oMfDsZe+9atEgW9b71naqcQST4hZ9U1NtSu/mKuZjf5AsMCuLrPdZvblMl5vbTOku6E5EmYi feOcITYsVxcLqpKLJGUT8PZJmpJA+9JS7F4fBSPPUB+TEV99KosCT+VmeOQ== X-Google-Smtp-Source: AGHT+IGUeFlmZ563e7wj+Rf7wOdbVjqxtWnT0cqDf2LCScDa5TAdV8QLnpmJdPdM1DX82HvmD30tfAYPKrbIiXL+LIblSWlVilKs Precedence: bulk X-Mailing-List: bpf@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-Received: by 2002:a05:6638:2181:b0:474:c5e2:384c with SMTP id s1-20020a056638218100b00474c5e2384cmr727865jaj.4.1709764682541; Wed, 06 Mar 2024 14:38:02 -0800 (PST) Date: Wed, 06 Mar 2024 14:38:02 -0800 In-Reply-To: <0000000000000c439a05daa527cb@google.com> X-Google-Appengine-App-Id: s~syzkaller X-Google-Appengine-App-Id-Alias: syzkaller Message-ID: <0000000000008d7cfe0613059c97@google.com> Subject: Re: [syzbot] [netfilter?] INFO: rcu detected stall in gc_worker (3) From: syzbot To: bpf@vger.kernel.org, coreteam@netfilter.org, davem@davemloft.net, dvyukov@google.com, edumazet@google.com, fw@strlen.de, gautamramk@gmail.com, hdanton@sina.com, jhs@mojatatu.com, jiri@resnulli.us, kadlec@netfilter.org, kuba@kernel.org, lesliemonis@gmail.com, linux-kernel@vger.kernel.org, michal.kubiak@intel.com, mohitbhasi1998@gmail.com, netdev@vger.kernel.org, netfilter-devel@vger.kernel.org, pabeni@redhat.com, pablo@netfilter.org, paulmck@kernel.org, sdp.sachin@gmail.com, syzkaller-bugs@googlegroups.com, tahiliani@nitk.edu.in, tglx@linutronix.de, vsaicharan1998@gmail.com, xiyou.wangcong@gmail.com Content-Type: text/plain; charset="UTF-8" syzbot suspects this issue was fixed by commit: commit 8c21ab1bae945686c602c5bfa4e3f3352c2452c5 Author: Eric Dumazet Date: Tue Aug 29 12:35:41 2023 +0000 net/sched: fq_pie: avoid stalls in fq_pie_timer() bisection log: https://syzkaller.appspot.com/x/bisect.txt?x=1338df0e180000 start commit: d4a7ce642100 igc: Fix Kernel Panic during ndo_tx_timeout c.. git tree: net kernel config: https://syzkaller.appspot.com/x/.config?x=77b9a3cf8f44c6da dashboard link: https://syzkaller.appspot.com/bug?extid=eec403943a2a2455adaa syz repro: https://syzkaller.appspot.com/x/repro.syz?x=1504b511a80000 C reproducer: https://syzkaller.appspot.com/x/repro.c?x=137bf931a80000 If the result looks correct, please mark the issue as fixed by replying with: #syz fix: net/sched: fq_pie: avoid stalls in fq_pie_timer() For information about bisection process see: https://goo.gl/tpsmEJ#bisection