From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mail-il1-f200.google.com (mail-il1-f200.google.com [209.85.166.200]) (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 1B2141078F for ; Sat, 6 Sep 2025 12:41:03 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=209.85.166.200 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1757162465; cv=none; b=TnUhgw8o1IaYQrtaNhsjxwdKkj97GBtIilEzFOwlQigzxw02SaPzkCqQtpyiVbrYEFF5CQUkRUHqdFBzgtS70HGpPBosluFCkR4nf+hM0tkiqNLbSto0NSEiZVEMJbzLvXUDzRk0BFNBOvPoQvXpdclompBmdnwreIE/P88ZtWE= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1757162465; c=relaxed/simple; bh=U7G7G+aVkZB2v3V/zUCuzgGGvDKqhdtnY8WhOjRRook=; h=MIME-Version:Date:In-Reply-To:Message-ID:Subject:From:To: Content-Type; b=tAbCyjU++whlohI4/2GdLVXqSiU/fwlgVXK/HIVznl45JGfY5IUx6QTxvVjN6nJPjDx3g7AUw7qPZSK5uqPKeoFnQmz2RGcHNCCPIyCunqAwK6CRLPFoDVowMQQ1XyCYrtpsWEOBT1amT6s5nBqCmpNgeFKx9A4ilX+7YioRAJY= 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=209.85.166.200 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-il1-f200.google.com with SMTP id e9e14a558f8ab-3f2b8187ec9so76941865ab.0 for ; Sat, 06 Sep 2025 05:41:03 -0700 (PDT) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1757162463; x=1757767263; 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=iEKjptd+e9tTMEG8g0kTtT0/no/OlP4s8sHfIK6Y4+Y=; b=HNVBf+MsYPe/e5fR5jwzQCBLZE7Z2DylSo/ZXiDamg/s/4Cn+n3uE9Hm9UdPUnOiGY vzXnvHgC1u9KPhjqvxBalIGdHMjxuLXFB+9vwbuIXMSP4HvcaK6CwZtZcnwMcwaq7u2r 5+cQpg+qZpcSo9rdjglGh1awccZ+TqrBobwyl6hLz/CRSHVc5sLWtP/FxtLKzQwViY1c mj9DPohzBRQmD/C0naooOGdpbUTlrXW1ruFxnibYCH2L9v4Z6fgetR1O6dFq12/6bL6T 8daHRBLgNiriHs/k1oL0zkJhNOMmYJt8K7WlzExe/pHyRR9snUxHRAnz+UeOQXrcZMVp Y0Sg== X-Forwarded-Encrypted: i=1; AJvYcCV6EJx13F3nOYCd/nNnVbtskTJ5QwunOGoDNWL9+yKrezGAjXRx82mRAXkmXXVQhHQ49Q9bXKY=@vger.kernel.org X-Gm-Message-State: AOJu0YyEJ2H/VW0UKtv9hg+HRMmXO/t6I9rkzhkxVqZz7x+xN/6jV9db KjVYQ06NkydRvrVfkWElVDfHKQJLb6/HZoqNxw94fMhOZUeR8LqQFULOvTmMaJRfQT5K6JnURph vdZU+QZpfuNQU0HkkgQRUIbf8UfID4L98s5NL2pWBRcAMo6eVsSpMnY6W8RA= X-Google-Smtp-Source: AGHT+IHxNVzyRSZvKDEdGlmnC8rBo6tj0A527j9A7QqwnVmZRh2c1L2jvTp4bM80v+o6jg5YbDExuc8bKDS+cnBSnKi+t5QY9sHX Precedence: bulk X-Mailing-List: netdev@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-Received: by 2002:a05:6e02:451a:b0:3fe:f1f4:77b2 with SMTP id e9e14a558f8ab-3fef1f4788emr15491265ab.5.1757162463379; Sat, 06 Sep 2025 05:41:03 -0700 (PDT) Date: Sat, 06 Sep 2025 05:41:03 -0700 In-Reply-To: <683d677f.a00a0220.d8eae.004b.GAE@google.com> X-Google-Appengine-App-Id: s~syzkaller X-Google-Appengine-App-Id-Alias: syzkaller Message-ID: <68bc2bdf.050a0220.192772.01ac.GAE@google.com> Subject: Re: [syzbot] [net?] possible deadlock in __netdev_update_features From: syzbot To: andrew+netdev@lunn.ch, andrew@lunn.ch, davem@davemloft.net, ecree.xilinx@gmail.com, edumazet@google.com, gal@nvidia.com, horms@kernel.org, jiri@resnulli.us, kuba@kernel.org, kuniyu@amazon.com, linux-kernel@vger.kernel.org, linux-kselftest@vger.kernel.org, netdev@vger.kernel.org, pabeni@redhat.com, sdf@fomichev.me, shuah@kernel.org, stfomichev@gmail.com, syzkaller-bugs@googlegroups.com, tariqt@nvidia.com Content-Type: text/plain; charset="UTF-8" syzbot has bisected this issue to: commit f792709e0baad67224180d73d51c2f090003adde Author: Stanislav Fomichev Date: Fri May 16 23:22:05 2025 +0000 selftests: net: validate team flags propagation bisection log: https://syzkaller.appspot.com/x/bisect.txt?x=16a3ba42580000 start commit: d69eb204c255 Merge tag 'net-6.17-rc5' of git://git.kernel... git tree: upstream final oops: https://syzkaller.appspot.com/x/report.txt?x=15a3ba42580000 console output: https://syzkaller.appspot.com/x/log.txt?x=11a3ba42580000 kernel config: https://syzkaller.appspot.com/x/.config?x=9c302bcfb26a48af dashboard link: https://syzkaller.appspot.com/bug?extid=7e0f89fb6cae5d002de0 syz repro: https://syzkaller.appspot.com/x/repro.syz?x=12942962580000 C reproducer: https://syzkaller.appspot.com/x/repro.c?x=16942962580000 Reported-by: syzbot+7e0f89fb6cae5d002de0@syzkaller.appspotmail.com Fixes: f792709e0baa ("selftests: net: validate team flags propagation") For information about bisection process see: https://goo.gl/tpsmEJ#bisection