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 X-Spam-Level: X-Spam-Status: No, score=-8.7 required=3.0 tests=BAYES_00,FROM_LOCAL_HEX, HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,MENTIONS_GIT_HOSTING, SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED autolearn=unavailable autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id D51EFC433EF for ; Thu, 9 Sep 2021 10:32:13 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id BE8556115B for ; Thu, 9 Sep 2021 10:32:13 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S234156AbhIIKdW (ORCPT ); Thu, 9 Sep 2021 06:33:22 -0400 Received: from mail-il1-f197.google.com ([209.85.166.197]:36462 "EHLO mail-il1-f197.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S233370AbhIIKdU (ORCPT ); Thu, 9 Sep 2021 06:33:20 -0400 Received: by mail-il1-f197.google.com with SMTP id s15-20020a056e02216f00b002276040aa1dso1595762ilv.3 for ; Thu, 09 Sep 2021 03:32:11 -0700 (PDT) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=x-gm-message-state:mime-version:date:in-reply-to:message-id:subject :from:to; bh=wYGQ6jwHlyJRKwQ0wASVxdo20+iSeZwpNWcEYrVI0Mg=; b=lNlQcTDumvPEBtUPRCfA6WIGlRR90H2iSWkn73LkppPG3zK5r2dI1ZknAXnFJ/UrSW g7csLy8awpm+ljW/oD7OxY0+hXZUTZskqrAt5zl+hIa2IDycGKTYahW7BesUIvdaWAQB rvBOQIPajpm9uA5geLcPriEJkk9lxs96xFa+gqJfwltxhSWrzWPQ6l4YVPoMyRAVfPlQ jdQ0ixdY0YPNtWcBL8njPPAgnKAoa9j8lQAmZHtBMHi6ZVbRGyNnYtAZGab+63hBQzTY TLGsfp3JqyRiDN45JOkA/GXPiKtEkrE/rq8f8VHNsI8DA8aHnP1Awg6N3/nJXu8erXm8 +RLg== X-Gm-Message-State: AOAM533YsQRZkMDAT+aP+1AFXkTwSBp5vM5QgoETTt2vLYmuk8Ot54b7 nALveI1m7SSxwcI5f9uR+2aSaEGAXFafFPIQe+sMJhnuzs0r X-Google-Smtp-Source: ABdhPJyLqRh/TbRtIHt72BPFNapbFg9OeSZoFGu+kZ/Sb6A9wM8KjD+jiurXOZXjz8P6xfgVBECN1lEOE5FmMsE/lX8rlWQ2Uj5i MIME-Version: 1.0 X-Received: by 2002:a02:ba1a:: with SMTP id z26mr2259499jan.98.1631183531325; Thu, 09 Sep 2021 03:32:11 -0700 (PDT) Date: Thu, 09 Sep 2021 03:32:11 -0700 In-Reply-To: <0000000000006173bf05cb892427@google.com> X-Google-Appengine-App-Id: s~syzkaller X-Google-Appengine-App-Id-Alias: syzkaller Message-ID: <000000000000f2bcea05cb8d8266@google.com> Subject: Re: [syzbot] WARNING: kmalloc bug in hash_ipport_create From: syzbot To: akpm@linux-foundation.org, coreteam@netfilter.org, davem@davemloft.net, fw@strlen.de, kadlec@netfilter.org, kuba@kernel.org, linux-kernel@vger.kernel.org, linux-mm@kvack.org, netdev@vger.kernel.org, netfilter-devel@vger.kernel.org, pablo@netfilter.org, syzkaller-bugs@googlegroups.com, torvalds@linux-foundation.org, w@1wt.eu Content-Type: text/plain; charset="UTF-8" Precedence: bulk List-ID: X-Mailing-List: netdev@vger.kernel.org syzbot has bisected this issue to: commit 7661809d493b426e979f39ab512e3adf41fbcc69 Author: Linus Torvalds Date: Wed Jul 14 16:45:49 2021 +0000 mm: don't allow oversized kvmalloc() calls bisection log: https://syzkaller.appspot.com/x/bisect.txt?x=15bb0a93300000 start commit: 626bf91a292e Merge tag 'net-5.15-rc1' of git://git.kernel... git tree: net-next final oops: https://syzkaller.appspot.com/x/report.txt?x=17bb0a93300000 console output: https://syzkaller.appspot.com/x/log.txt?x=13bb0a93300000 kernel config: https://syzkaller.appspot.com/x/.config?x=16e23f04679ec35e dashboard link: https://syzkaller.appspot.com/bug?extid=a568bbab323b96631e61 syz repro: https://syzkaller.appspot.com/x/repro.syz?x=178b5d0d300000 C reproducer: https://syzkaller.appspot.com/x/repro.c?x=16fad1dd300000 Reported-by: syzbot+a568bbab323b96631e61@syzkaller.appspotmail.com Fixes: 7661809d493b ("mm: don't allow oversized kvmalloc() calls") For information about bisection process see: https://goo.gl/tpsmEJ#bisection