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AJvYcCVLcj5cKLQznVnqN5lZTnPEx4CpNahvnvIYZy4HzlnkJ2rc86k9DBLByF3tde6oICRskwMnHkkudIEoNAI=@vger.kernel.org X-Gm-Message-State: AOJu0YyHL/xuw6w3V+K4SeOcopX+luJcAZu4R9NM908KD9JFxNlgYwfP bRBuFDF8AOT1x2VvX35k3nahXOoHjGk7zwEh6zY9Owr0wMsnH9yIdC4mvTmnvB0I8CSj8GJP5Q6 VfMT2z6n/gDFCsr0VG/TV0kyqqIoXLIiDZK3paDq5v9BSh5rAVHY3UxA= X-Google-Smtp-Source: AGHT+IEtrMwclXwLk1T+D4m61HcZKuVnKmJ+oYAzW76+X+uCSIGFo56jfuhfh3UacTn3YPpAjTVxw5WCYw2XQx4rootXFgdHencz Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-Received: by 2002:a05:6e02:1541:b0:3a2:f7b1:2f89 with SMTP id e9e14a558f8ab-3a375bb2c30mr134150875ab.18.1728351842553; Mon, 07 Oct 2024 18:44:02 -0700 (PDT) Date: Mon, 07 Oct 2024 18:44:02 -0700 In-Reply-To: <000000000000657ecd0614456af8@google.com> X-Google-Appengine-App-Id: s~syzkaller X-Google-Appengine-App-Id-Alias: syzkaller Message-ID: <67048e62.050a0220.49194.051e.GAE@google.com> Subject: Re: [syzbot] [net?] KASAN: slab-use-after-free Read in __ethtool_get_link_ksettings From: syzbot To: ahmed.zaki@intel.com, andrew@lunn.ch, boqun.feng@gmail.com, cmeiohas@nvidia.com, davem@davemloft.net, dkirjanov@suse.de, ecree.xilinx@gmail.com, edumazet@google.com, hdanton@sina.com, jgg@ziepe.ca, kalesh-anakkur.purayil@broadcom.com, kirjanov@gmail.com, kuba@kernel.org, leon@kernel.org, linux-kernel@vger.kernel.org, linux-rdma@vger.kernel.org, michaelgur@nvidia.com, msanalla@nvidia.com, naveenm@marvell.com, netdev@vger.kernel.org, pabeni@redhat.com, penguin-kernel@i-love.sakura.ne.jp, przemyslaw.kitszel@intel.com, rkannoth@marvell.com, syzkaller-bugs@googlegroups.com, torvalds@linux-foundation.org Content-Type: text/plain; charset="UTF-8" syzbot has bisected this issue to: commit 5f8ca04fdd3c66a322ea318b5f1cb684dd56e5b2 Author: Chiara Meiohas Date: Mon Sep 9 17:30:22 2024 +0000 RDMA/device: Remove optimization in ib_device_get_netdev() bisection log: https://syzkaller.appspot.com/x/bisect.txt?x=16db2327980000 start commit: c4a14f6d9d17 ipv4: ip_gre: Fix drops of small packets in i.. git tree: net final oops: https://syzkaller.appspot.com/x/report.txt?x=15db2327980000 console output: https://syzkaller.appspot.com/x/log.txt?x=11db2327980000 kernel config: https://syzkaller.appspot.com/x/.config?x=b2d4fdf18a83ec0b dashboard link: https://syzkaller.appspot.com/bug?extid=5fe14f2ff4ccbace9a26 syz repro: https://syzkaller.appspot.com/x/repro.syz?x=11eca3d0580000 Reported-by: syzbot+5fe14f2ff4ccbace9a26@syzkaller.appspotmail.com Fixes: 5f8ca04fdd3c ("RDMA/device: Remove optimization in ib_device_get_netdev()") For information about bisection process see: https://goo.gl/tpsmEJ#bisection