From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mail-io1-f72.google.com (mail-io1-f72.google.com [209.85.166.72]) (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 BCC0D651AD for ; Thu, 21 Dec 2023 19:33:07 +0000 (UTC) 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-f72.google.com with SMTP id ca18e2360f4ac-7b7ccef58c3so120212139f.0 for ; Thu, 21 Dec 2023 11:33:07 -0800 (PST) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1703187187; x=1703791987; 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=tRRWrtmdQ4QO34KNLqgmYN4+lhvlz7DaWL6jC1udznc=; b=T/N/BaUUvzOdV+C/yNLrNEQm5c0U86ggi5pg2J8p6VTYjxGC3VAlG1oTMH/i/0BENB LmkpVfHanTn5dAbbeGS14u+EPbLhqyfB7QBbhnPWYuWU+kQK9NQuaeURuz05nhE227O5 4jKASLYysr3GrFwv2+l78HpT++e48Rnv+8Bryiu4B/2JO7+oDPJtC66MvbFftNvO44Nb 7FONuroDuF8BMWUnNRQimSGp7KtdnX5OzU0seWmn1Qj1D+ksr56NycIwSYXPNltmlgBT 8REgtPyBdJHsfTA2gJAVJn1PYqkgJCdjF606pcS87AIIbbxrxrt+9rV6LNkZCVD/DWIO Yhtg== X-Gm-Message-State: AOJu0YyKcsjPekPcWXtnTRt7wxoy+WxUX3YfqiBRFuviOGPyDjMCoElw R8DN6Zc2ddBDqBEWI9kLPnFK/Ddc6+pYCHc37soGQzr818BW X-Google-Smtp-Source: AGHT+IGTvqe52vto9JB/yF38DIK1v4clMaMiDt988+wbSuKG+wXwGC+P4I1+eCdSOmFi9qV3g78/GGs5f3pwusB6JkcqF8F3ur3q Precedence: bulk X-Mailing-List: netdev@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-Received: by 2002:a05:6638:2b19:b0:46c:e185:86f0 with SMTP id fm25-20020a0566382b1900b0046ce18586f0mr11914jab.4.1703187187041; Thu, 21 Dec 2023 11:33:07 -0800 (PST) Date: Thu, 21 Dec 2023 11:33:07 -0800 In-Reply-To: <000000000000f3d57d060d0556a1@google.com> X-Google-Appengine-App-Id: s~syzkaller X-Google-Appengine-App-Id-Alias: syzkaller Message-ID: <000000000000450dee060d0a2bc3@google.com> Subject: Re: [syzbot] [net?] WARNING: ODEBUG bug in advance_sched From: syzbot To: davem@davemloft.net, edumazet@google.com, jhs@mojatatu.com, jiri@resnulli.us, kuba@kernel.org, leandro.maciel.dorileo@intel.com, linux-kernel@vger.kernel.org, netdev@vger.kernel.org, pabeni@redhat.com, syzkaller-bugs@googlegroups.com, vedang.patel@intel.com, vinicius.gomes@intel.com, xiyou.wangcong@gmail.com Content-Type: text/plain; charset="UTF-8" syzbot has bisected this issue to: commit 7b9eba7ba0c1b24df42b70b62d154b284befbccf Author: Leandro Dorileo Date: Mon Apr 8 17:12:17 2019 +0000 net/sched: taprio: fix picos_per_byte miscalculation bisection log: https://syzkaller.appspot.com/x/bisect.txt?x=116aaa79e80000 start commit: 1a44b0073b92 Merge tag 'ovl-fixes-6.7-rc7' of git://git.ke.. git tree: upstream final oops: https://syzkaller.appspot.com/x/report.txt?x=136aaa79e80000 console output: https://syzkaller.appspot.com/x/log.txt?x=156aaa79e80000 kernel config: https://syzkaller.appspot.com/x/.config?x=314e9ad033a7d3a7 dashboard link: https://syzkaller.appspot.com/bug?extid=ec9b5cce58002d184fb6 syz repro: https://syzkaller.appspot.com/x/repro.syz?x=12d5bc6ee80000 C reproducer: https://syzkaller.appspot.com/x/repro.c?x=1465cbd6e80000 Reported-by: syzbot+ec9b5cce58002d184fb6@syzkaller.appspotmail.com Fixes: 7b9eba7ba0c1 ("net/sched: taprio: fix picos_per_byte miscalculation") For information about bisection process see: https://goo.gl/tpsmEJ#bisection