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 95C1ECDB465 for ; Sat, 14 Oct 2023 13:08:50 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S233213AbjJNNHe (ORCPT ); Sat, 14 Oct 2023 09:07:34 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:51350 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S233046AbjJNNHc (ORCPT ); Sat, 14 Oct 2023 09:07:32 -0400 Received: from mail-oo1-f72.google.com (mail-oo1-f72.google.com [209.85.161.72]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id AA223B7 for ; Sat, 14 Oct 2023 06:07:29 -0700 (PDT) Received: by mail-oo1-f72.google.com with SMTP id 006d021491bc7-57e460ac8c3so3976131eaf.0 for ; Sat, 14 Oct 2023 06:07:29 -0700 (PDT) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1697288849; x=1697893649; 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=1/6ceZHQviZHWBwoxE7adPRErfGv6u0OyUKTGWcI8bI=; b=SaGPj8czntGPirEgIsyuxn1hb1Wxx1zM23aP4pJOe2WO9M6cNoFryngi7e/5DeCafj KtppJjL+/ukKfEm6rcunPpZm75S5oZj+5IdHck+KpGOkW1p3/vAmY1DMhfL1Bo+2JvCO CDnnD7iZFcYhxHKLmAIruNKYZ9xxT935CZHGSswnFU8XUMC/ZRv89JHMbJLxMFbKfOyv TwI5YREjH6bGCnnH1jM5cwcn/pnvWPLQmNdEk/OuBnlx9byqPP4rMmy2J+6UZxLB7wSR 8dLCnvmL/Fq57XchC6Vl7SONAlzeocaeLyDqDeYLgfc1HE8hP/OJFRvHCinNlVQwCt3w 4LxQ== X-Gm-Message-State: AOJu0YxxLq+8em15t1wPxV5QAowqJWha4A/VElCeTLHAeR0VQt3x4IwZ sDgjpIvcx0Ti6X3ewBA4Vv+gjXjklDnuhXoPlHHVXs405eye X-Google-Smtp-Source: AGHT+IEVCXmtDm4/SgXnVdwVBjmB+6iLQnnDacoQ6B2a0YxsIaEpL48b/OQOJ6nt9o5XmKqieSHSUI18COA2sWNw0RWueMJ/nlKJ MIME-Version: 1.0 X-Received: by 2002:a05:6870:d782:b0:1e9:6b2f:5ad7 with SMTP id bd2-20020a056870d78200b001e96b2f5ad7mr4590286oab.1.1697288848970; Sat, 14 Oct 2023 06:07:28 -0700 (PDT) Date: Sat, 14 Oct 2023 06:07:28 -0700 In-Reply-To: <000000000000ea44c905ffd26705@google.com> X-Google-Appengine-App-Id: s~syzkaller X-Google-Appengine-App-Id-Alias: syzkaller Message-ID: <000000000000ec9cb90607acdac9@google.com> Subject: Re: [syzbot] [batman?] INFO: rcu detected stall in rtnl_newlink (3) From: syzbot To: a@unstable.cc, b.a.t.m.a.n@lists.open-mesh.org, bpf@vger.kernel.org, davem@davemloft.net, dsahern@kernel.org, edumazet@google.com, kuba@kernel.org, kuniyu@amazon.com, linux-kernel@vger.kernel.org, mareklindner@neomailbox.ch, netdev@vger.kernel.org, pabeni@redhat.com, sven@narfation.org, sw@simonwunderlich.de, syzkaller-bugs@googlegroups.com, vinicius.gomes@intel.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 e739718444f7bf2fa3d70d101761ad83056ca628 Author: Kuniyuki Iwashima Date: Sat Jul 29 00:07:05 2023 +0000 net/sched: taprio: Limit TCA_TAPRIO_ATTR_SCHED_CYCLE_TIME to INT_MAX. bisection log: https://syzkaller.appspot.com/x/bisect.txt?x=15b26a4d680000 start commit: d528014517f2 Revert ".gitignore: ignore *.cover and *.mbx" git tree: upstream kernel config: https://syzkaller.appspot.com/x/.config?x=d576750da57ebbb5 dashboard link: https://syzkaller.appspot.com/bug?extid=afb3084a933aa2bdacc6 syz repro: https://syzkaller.appspot.com/x/repro.syz?x=15849d08a80000 C reproducer: https://syzkaller.appspot.com/x/repro.c?x=13184990a80000 If the result looks correct, please mark the issue as fixed by replying with: #syz fix: net/sched: taprio: Limit TCA_TAPRIO_ATTR_SCHED_CYCLE_TIME to INT_MAX. For information about bisection process see: https://goo.gl/tpsmEJ#bisection