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 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 C92F6C433FE for ; Sat, 4 Sep 2021 02:06:14 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id AAB3D60238 for ; Sat, 4 Sep 2021 02:06:14 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S236175AbhIDCHN (ORCPT ); Fri, 3 Sep 2021 22:07:13 -0400 Received: from mail-il1-f198.google.com ([209.85.166.198]:50793 "EHLO mail-il1-f198.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S235164AbhIDCHM (ORCPT ); Fri, 3 Sep 2021 22:07:12 -0400 Received: by mail-il1-f198.google.com with SMTP id x4-20020a92b004000000b0022b3cb3b4deso624946ilh.17 for ; Fri, 03 Sep 2021 19:06:11 -0700 (PDT) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:mime-version:date:in-reply-to:message-id:subject :from:to; bh=zRIZHEuwoWOZaFEYOhQYWbRsZA/HnSh/xL4xkgPXzcc=; b=fhR32R3ZWEmTmBS7wqrT8gG0vvmVYMXUs/EtILtk542cfo+VUWPUWpYTjguxpJ6x64 Lfu+E5WeRBof55kkvWsHA08BUhAmCGD9oh1a2ir9gkgnbAVk3JMfWR1JEOVRHVuE7cGy 572Mke+nHzhh2vh2ffOXvovVS+Vdb66rwtx9ed5+jFwDccyHPkh0JsqQ8sslrMgzJdlC bIGlJZosSqYF7n8hLV9RgEBZOkJZhL5rdSkrru17t/303o6VYU6cOV8k8p9FUI0pNRlk QW/hm29ZmvJwlN1wESlu/ZcbvV0q9BvBbgujHP9wwM5HvF/TqeLObMF2hP20Axo/z0L3 Fe9A== X-Gm-Message-State: AOAM5308R5raSslXbfjNCrgJkg7vkXF6O0xIB2IRyt6Mmnh8Mlzyh+mh 8QWDPAeUhyJ/Tu6t2RIMpXZJ9Hwu0WX1KMB8WQcgxzUZapXd X-Google-Smtp-Source: ABdhPJw9Np9RoKEz/LYgjUEKyZW1euqFQbMviBTa0A8MNSn66Y8d6bK+OvzYK041vGvMfoC0VmTIIndIbGS42wYFBjUHFOu/w5Dq MIME-Version: 1.0 X-Received: by 2002:a92:cda4:: with SMTP id g4mr1287797ild.236.1630721171596; Fri, 03 Sep 2021 19:06:11 -0700 (PDT) Date: Fri, 03 Sep 2021 19:06:11 -0700 In-Reply-To: <000000000000f0cdb005cb1ff6ec@google.com> X-Google-Appengine-App-Id: s~syzkaller X-Google-Appengine-App-Id-Alias: syzkaller Message-ID: <000000000000292cce05cb21dcd8@google.com> Subject: Re: [syzbot] WARNING: kmalloc bug in hash_net_create From: syzbot To: axboe@kernel.dk, chaitanya.kulkarni@wdc.com, coreteam@netfilter.org, davem@davemloft.net, eric.dumazet@gmail.com, fw@strlen.de, hch@lst.de, ira.weiny@intel.com, johan.hedberg@gmail.com, kadlec@netfilter.org, kuba@kernel.org, linux-bluetooth@vger.kernel.org, linux-kernel@vger.kernel.org, luiz.dentz@gmail.com, marcel@holtmann.org, martin.petersen@oracle.com, netdev@vger.kernel.org, netfilter-devel@vger.kernel.org, pablo@netfilter.org, syzkaller-bugs@googlegroups.com 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 e6e7471706dc42cbe0e01278540c0730138d43e5 Author: Christoph Hellwig Date: Tue Jul 27 05:56:34 2021 +0000 bvec: add a bvec_kmap_local helper bisection log: https://syzkaller.appspot.com/x/bisect.txt?x=12d7ad33300000 start commit: a9c9a6f741cd Merge tag 'scsi-misc' of git://git.kernel.org.. git tree: upstream final oops: https://syzkaller.appspot.com/x/report.txt?x=11d7ad33300000 console output: https://syzkaller.appspot.com/x/log.txt?x=16d7ad33300000 kernel config: https://syzkaller.appspot.com/x/.config?x=1ac29107aeb2a552 dashboard link: https://syzkaller.appspot.com/bug?extid=2b8443c35458a617c904 syz repro: https://syzkaller.appspot.com/x/repro.syz?x=12fba55d300000 C reproducer: https://syzkaller.appspot.com/x/repro.c?x=15bd2f49300000 Reported-by: syzbot+2b8443c35458a617c904@syzkaller.appspotmail.com Fixes: e6e7471706dc ("bvec: add a bvec_kmap_local helper") For information about bisection process see: https://goo.gl/tpsmEJ#bisection