From mboxrd@z Thu Jan 1 00:00:00 1970 From: syzbot Subject: Re: [syzbot] WARNING in cpuset_write_resmask Date: Mon, 21 Feb 2022 19:28:09 -0800 Message-ID: <0000000000002752dc05d892f094@google.com> References: <000000000000264b2a05d44bca80@google.com> Mime-Version: 1.0 Return-path: In-Reply-To: <000000000000264b2a05d44bca80-hpIqsD4AKlfQT0dZR+AlfA@public.gmane.org> List-ID: Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit To: cgroups-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, changbin.du-ral2JQCrhuEAvxtiuMwx3w@public.gmane.org, christian.brauner-GeWIH/nMZzLQT0dZR+AlfA@public.gmane.org, davem-fT/PcQaiUtIeIZ0/mPfg9Q@public.gmane.org, edumazet-hpIqsD4AKlfQT0dZR+AlfA@public.gmane.org, hannes-druUgvl0LCNAfugRpC6u6w@public.gmane.org, hkallweit1-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org, kuba-DgEjT+Ai2ygdnm+yROfE0A@public.gmane.org, linux-kernel-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, lizefan.x-EC8Uxl6Npydl57MIdRCFDg@public.gmane.org, netdev-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, syzkaller-bugs-/JYPxA39Uh5TLH3MbocFFw@public.gmane.org, tj-DgEjT+Ai2ygdnm+yROfE0A@public.gmane.org, yajun.deng-fxUVXftIFDnyG1zEObXtfA@public.gmane.org syzbot has bisected this issue to: commit e4b8954074f6d0db01c8c97d338a67f9389c042f Author: Eric Dumazet Date: Tue Dec 7 01:30:37 2021 +0000 netlink: add net device refcount tracker to struct ethnl_req_info bisection log: https://syzkaller.appspot.com/x/bisect.txt?x=15c42532700000 start commit: e5313968c41b Merge branch 'Split bpf_sk_lookup remote_port.. git tree: bpf-next final oops: https://syzkaller.appspot.com/x/report.txt?x=17c42532700000 console output: https://syzkaller.appspot.com/x/log.txt?x=13c42532700000 kernel config: https://syzkaller.appspot.com/x/.config?x=c40b67275bfe2a58 dashboard link: https://syzkaller.appspot.com/bug?extid=568dc81cd20b72d4a49f syz repro: https://syzkaller.appspot.com/x/repro.syz?x=13bb97ce700000 C reproducer: https://syzkaller.appspot.com/x/repro.c?x=12062c8e700000 Reported-by: syzbot+568dc81cd20b72d4a49f-Pl5Pbv+GP7P466ipTTIvnc23WoclnBCfAL8bYrjMMd8@public.gmane.org Fixes: e4b8954074f6 ("netlink: add net device refcount tracker to struct ethnl_req_info") For information about bisection process see: https://goo.gl/tpsmEJ#bisection 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 ADF0BC433EF for ; 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Mon, 21 Feb 2022 19:28:09 -0800 (PST) Date: Mon, 21 Feb 2022 19:28:09 -0800 In-Reply-To: <000000000000264b2a05d44bca80@google.com> X-Google-Appengine-App-Id: s~syzkaller X-Google-Appengine-App-Id-Alias: syzkaller Message-ID: <0000000000002752dc05d892f094@google.com> Subject: Re: [syzbot] WARNING in cpuset_write_resmask From: syzbot To: cgroups@vger.kernel.org, changbin.du@intel.com, christian.brauner@ubuntu.com, davem@davemloft.net, edumazet@google.com, hannes@cmpxchg.org, hkallweit1@gmail.com, kuba@kernel.org, linux-kernel@vger.kernel.org, lizefan.x@bytedance.com, netdev@vger.kernel.org, syzkaller-bugs@googlegroups.com, tj@kernel.org, yajun.deng@linux.dev Content-Type: text/plain; charset="UTF-8" Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org syzbot has bisected this issue to: commit e4b8954074f6d0db01c8c97d338a67f9389c042f Author: Eric Dumazet Date: Tue Dec 7 01:30:37 2021 +0000 netlink: add net device refcount tracker to struct ethnl_req_info bisection log: https://syzkaller.appspot.com/x/bisect.txt?x=15c42532700000 start commit: e5313968c41b Merge branch 'Split bpf_sk_lookup remote_port.. git tree: bpf-next final oops: https://syzkaller.appspot.com/x/report.txt?x=17c42532700000 console output: https://syzkaller.appspot.com/x/log.txt?x=13c42532700000 kernel config: https://syzkaller.appspot.com/x/.config?x=c40b67275bfe2a58 dashboard link: https://syzkaller.appspot.com/bug?extid=568dc81cd20b72d4a49f syz repro: https://syzkaller.appspot.com/x/repro.syz?x=13bb97ce700000 C reproducer: https://syzkaller.appspot.com/x/repro.c?x=12062c8e700000 Reported-by: syzbot+568dc81cd20b72d4a49f@syzkaller.appspotmail.com Fixes: e4b8954074f6 ("netlink: add net device refcount tracker to struct ethnl_req_info") For information about bisection process see: https://goo.gl/tpsmEJ#bisection