From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mail-oi1-f198.google.com (mail-oi1-f198.google.com [209.85.167.198]) (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 E7EC931E820 for ; Sat, 25 Jul 2026 04:32:34 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=209.85.167.198 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1784953956; cv=none; b=Tg7Aq9nxXYU0SlyV5jtBLkuSannruvJCrxfD9RcPEXL28O6CCcwasKDSlsHOwjpt3LO9udUkvsWhQ9e+Z/227TRZCqPPCTyPE/QVISWCbf2I7dOlSQJv46819fc4weiSD6RDlP0ZvpVDWb8Guc/2qa/lXfMoBwv8ZC176jz1A7s= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1784953956; c=relaxed/simple; bh=igNrTDpw8PBBFJJDyfe4FfZOrENX0SJANQ7zcfjEM6w=; h=MIME-Version:Date:Message-ID:Subject:From:To:Content-Type; b=LqwMLgZ/yG7Yuo4U4werF3owRyC6jUGEa20kRQO1HhlojpojV5zN/gBetr5eSDGXOZszI/WzBuXwvWTd1o5g2Ar1763bybJ4Ntyesf3nxqPS+QOFEgusQp0fsqGURBKhrUhmHoYZ5BxflKB26tdhMRD6m2rZ3biFL7sPqQyyo+c= 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=209.85.167.198 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-oi1-f198.google.com with SMTP id 5614622812f47-4909b046dabso1574837b6e.0 for ; Fri, 24 Jul 2026 21:32:34 -0700 (PDT) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20251104; t=1784953953; x=1785558753; h=content-type:to:from:subject:message-id:date:mime-version :x-gm-message-state:from:to:cc:subject:date:message-id:reply-to :content-type; bh=Plormjw2Vm2jMwqYIVzAIp8M/kSlnS9HvnvLg7IUXtk=; b=oI0DL0XX5rK2gP8lRZbrfAmsriapsuBL2UwiUSG392MmFOQfuQnUTGC5M+rMTkzK7k MdlzGcY0xFTL6u66IFFU0sBtkyvdj9MKZjVUQ/0ljP/xIviGp1DewxNzTEItZjignovt f1MRmKPjxuZr9NJeKXL2tW+Yw1ahVjp/VXiz4h5y0H99jXqcKk9eqkbxgCzNOf4sn0f8 FcIK66DeS8KDinokWiXYjyv9wZdgi5DZBjSNWeYCZrjtvk+YGZ2wHAwb3jjqOy/wC6nz OrmJ1OfEIP7ypCfqx2/XYmrTx787cR2NAPt1NlqFhw3+z63Hy9N9mGUIf42CFy8vR5jR kV/A== X-Gm-Message-State: AOJu0YzjEnGGjPBkqt9tWq34kOt8sDCNjNwxEL6fCXXdrEGT/vkPw5af KqwNcMrCHi9ET7tJQ1dxGwFOP55/C+gISxZHqE1nDIvb3NvOdT5F7Am31R/iIvvbxpKbTRWb/FR LwXKGnFZfmyzY7LfnWc8GzVkYqx2AWWkpX2LBHanDJ2CVpYZv8bzX2IviUGU= Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-Received: by 2002:a05:6808:198e:b0:492:3ed0:9073 with SMTP id 5614622812f47-4ab69f33230mr1328274b6e.4.1784953953702; Fri, 24 Jul 2026 21:32:33 -0700 (PDT) Date: Fri, 24 Jul 2026 21:32:33 -0700 X-Google-Appengine-App-Id: s~syzkaller X-Google-Appengine-App-Id-Alias: syzkaller Message-ID: <6a643c61.a2ea2cc8.fbad6.0011.GAE@google.com> Subject: [syzbot] Monthly net report (Jul 2026) From: syzbot To: linux-kernel@vger.kernel.org, netdev@vger.kernel.org, syzkaller-bugs@googlegroups.com Content-Type: text/plain; charset="UTF-8" Hello net maintainers/developers, This is a 31-day syzbot report for the net subsystem. All related reports/information can be found at: https://syzkaller.appspot.com/upstream/s/net During the period, 2 new issues were detected and 7 were fixed. In total, 56 issues are still open and 1759 have already been fixed. There are also 29 low-priority issues. Some of the still happening issues: Ref Crashes Repro Title <1> 4131 Yes INFO: task hung in synchronize_rcu (4) https://syzkaller.appspot.com/bug?extid=222aa26d0a5dbc2e84fe <2> 937 No INFO: task hung in netdev_run_todo (4) https://syzkaller.appspot.com/bug?extid=894cca71fa925aabfdb2 <3> 690 Yes INFO: task hung in tun_chr_close (5) https://syzkaller.appspot.com/bug?extid=b0ae8f1abf7d891e0426 <4> 639 Yes WARNING in inet_sock_destruct (6) https://syzkaller.appspot.com/bug?extid=5b3b7e51dda1be027b7a <5> 491 No possible deadlock in __ipv6_dev_mc_inc https://syzkaller.appspot.com/bug?extid=afbcf622635e98bf40d2 <6> 447 Yes INFO: task hung in nsim_destroy (4) https://syzkaller.appspot.com/bug?extid=8141dcbd23a8f857798a <7> 165 Yes INFO: rcu detected stall in sys_unshare (9) https://syzkaller.appspot.com/bug?extid=872bccd9a68c6ba47718 <8> 116 Yes KASAN: use-after-free Read in qdisc_pkt_len_segs_init https://syzkaller.appspot.com/bug?extid=83181a31faf9455499c5 <9> 91 Yes INFO: rcu detected stall in rescuer_thread (2) https://syzkaller.appspot.com/bug?extid=d5f7a5097c24c7c2dbbb <10> 1366 Yes possible deadlock in hsr_dev_xmit (2) https://syzkaller.appspot.com/bug?extid=fbf74291c3b7e753b481 --- This report is generated by a bot. It may contain errors. See https://goo.gl/tpsmEJ for more information about syzbot. syzbot engineers can be reached at syzkaller@googlegroups.com. To disable reminders for individual bugs, reply with the following command: #syz set no-reminders To change bug's subsystems, reply with: #syz set subsystems: new-subsystem You may send multiple commands in a single email message.