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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" Message-ID-Hash: T7KBZYVOU4I4LKMZDBJH6MX4YSTKNK3E X-Message-ID-Hash: T7KBZYVOU4I4LKMZDBJH6MX4YSTKNK3E X-MailFrom: 3kJIqZQkbAI8BHI3t44xAt881w.z77z4xDBxAv76Cx6C.v75@M3KW2WVRGUFZ5GODRSRYTGD7.apphosting.bounces.google.com X-Mailman-Rule-Misses: dmarc-mitigation; no-senders; approved; emergency; loop; banned-address; member-moderation; header-match-b.a.t.m.a.n.lists.open-mesh.org-0; header-match-b.a.t.m.a.n.lists.open-mesh.org-1; nonmember-moderation; administrivia; implicit-dest; max-recipients; max-size; news-moderation; no-subject; digests; suspicious-header X-Mailman-Version: 3.3.8 Precedence: list List-Id: The list for a Better Approach To Mobile Ad-hoc Networking Archived-At: List-Archive: List-Help: List-Owner: List-Post: List-Subscribe: List-Unsubscribe: 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