Received: by 2002:a05:6a10:a852:0:0:0:0 with SMTP id d18csp3445119pxy; Tue, 4 May 2021 02:18:30 -0700 (PDT) X-Google-Smtp-Source: ABdhPJziY7AKwfbPVE+3ojVMmzkxdvbxkcO4SefJZ3G0fEOiqVFOeZcWSAqbArRM4Dk2EN4mjFro X-Received: by 2002:a17:90a:4608:: with SMTP id w8mr25947770pjg.132.1620119910422; Tue, 04 May 2021 02:18:30 -0700 (PDT) ARC-Seal: i=1; a=rsa-sha256; t=1620119910; cv=none; d=google.com; s=arc-20160816; b=u11kVEFj+tbb+xZLD6JKw/cQPsWY3ws3FvihMEFiWZCGdZ3UR6ZOBVhPkuC/83HDkN w1lg/d5T/ieYu+o6xYpJSpjK7QbWSnlNqd/MiM/lypA2UO+gOg8sskbh6rnLrLkWvEMt mbsSQtQmeLfMNlpBMfuufUXjHA3IaKQKbXwmTxW6KTsqXPWvR8fukHud2I6K6VDc2Sxu EuOafIOvPgg72cJjSa5OC2gHxkmirtjUoTyMZctoVUMQn06+OL+9xDer/QSzdDw21Yp+ S6AVMotlOr2rXw7vVdmzCwzphCTHQ/3tMFvg1ZmPTNqjHH/7DNHO3KBrjnF4Lc5VFNb5 rI6A== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=list-id:precedence:user-agent:in-reply-to:content-disposition :mime-version:references:message-id:subject:cc:to:from:date; bh=v3/Wy9oVgKu47Aa5xWA7coLcJOnO7JggXOWJ5wajpSE=; b=XPFN+cuSjs4iWyeTTrgzzQwBy2H+u/lnmrU+CDy36QMnnKvFLRJSaA5kYGRhPkIDGU pzAr42iOMRhRS29wF8C1duIAUvK6h2MADCR0kwY1XDWUsGvwSbbhBLXfnSjfiZ5SjZaG u0zlTb3U8fqeh3Bo4/dxoAvwaScXFu9WARWf8H02ZdOctB6RR1ICbU6llxKGKBzoCNb+ p4lK5N2m+NtEAi7qcX7C/97OHdq5qBAr1UdUzT/0E7HQuJgTusltSA/km+1jkcTEYcpX 9lwgBLkBkKzyJxulrQoP0ecdl1tqh2Y2b/oBJmscDkSRiH4xKfE7EXKn01pxuyDrRC3c m09A== ARC-Authentication-Results: i=1; mx.google.com; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 23.128.96.18 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org Return-Path: Received: from vger.kernel.org (vger.kernel.org. [23.128.96.18]) by mx.google.com with ESMTP id m15si2027642pgu.585.2021.05.04.02.18.17; Tue, 04 May 2021 02:18:30 -0700 (PDT) Received-SPF: pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 23.128.96.18 as permitted sender) client-ip=23.128.96.18; Authentication-Results: mx.google.com; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 23.128.96.18 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S230099AbhEDI0K (ORCPT + 99 others); Tue, 4 May 2021 04:26:10 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:34056 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S230056AbhEDI0K (ORCPT ); Tue, 4 May 2021 04:26:10 -0400 Received: from Chamillionaire.breakpoint.cc (Chamillionaire.breakpoint.cc [IPv6:2a0a:51c0:0:12e:520::1]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id CCD0BC061574; Tue, 4 May 2021 01:25:15 -0700 (PDT) Received: from fw by Chamillionaire.breakpoint.cc with local (Exim 4.92) (envelope-from ) id 1ldqMe-0002nh-9T; Tue, 04 May 2021 10:25:08 +0200 Date: Tue, 4 May 2021 10:25:08 +0200 From: Florian Westphal To: syzbot Cc: coreteam@netfilter.org, davem@davemloft.net, fw@strlen.de, kadlec@netfilter.org, kuba@kernel.org, linux-kernel@vger.kernel.org, netdev@vger.kernel.org, netfilter-devel@vger.kernel.org, pablo@netfilter.org, syzkaller-bugs@googlegroups.com Subject: Re: [syzbot] memory leak in nf_hook_entries_grow (2) Message-ID: <20210504082508.GA1019@breakpoint.cc> References: <0000000000001d488205c1702d78@google.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <0000000000001d488205c1702d78@google.com> User-Agent: Mutt/1.10.1 (2018-07-13) Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org syzbot wrote: > Hello, > > syzbot found the following issue on: > > HEAD commit: 9ccce092 Merge tag 'for-linus-5.13-ofs-1' of git://git.ker.. > git tree: upstream > console output: https://syzkaller.appspot.com/x/log.txt?x=141aec93d00000 > kernel config: https://syzkaller.appspot.com/x/.config?x=5ab124e5617a0cfa > dashboard link: https://syzkaller.appspot.com/bug?extid=050de9f900eb45b94ef9 > syz repro: https://syzkaller.appspot.com/x/repro.syz?x=14bd921ed00000 > > IMPORTANT: if you fix the issue, please add the following tag to the commit: > Reported-by: syzbot+050de9f900eb45b94ef9@syzkaller.appspotmail.com #syz dup: linux-next test error: WARNING in __nf_unregister_net_hook (The memory leak is the consequence if the WARNING).