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 8D7D6CCA482 for ; Wed, 13 Jul 2022 09:08:12 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S235281AbiGMJIK (ORCPT ); Wed, 13 Jul 2022 05:08:10 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:52950 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S232094AbiGMJIK (ORCPT ); Wed, 13 Jul 2022 05:08:10 -0400 Received: from mail-il1-f199.google.com (mail-il1-f199.google.com [209.85.166.199]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id DC916E7CE8 for ; Wed, 13 Jul 2022 02:08:08 -0700 (PDT) Received: by mail-il1-f199.google.com with SMTP id b11-20020a92340b000000b002d3dbbc7b15so6001517ila.5 for ; Wed, 13 Jul 2022 02:08:08 -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=IjUx3jvjrE3LSejVCszDwxlxPoVo6L4bZafVfTgekgo=; b=EJOrW7W70YwJe2jQUTkVeAAxAmey3T5Crbq4IVnmq98IlwuMSOfAP0ikn+b5PBZywh 2KFic7EHb2DWh72Qd4/KG8xuC/GqkS6x+hN+5MYeKmvs1kmOlOMz+IqDKGEMmXo3GQKJ hSSfK9+WVxGbpRTVAGcxMkFrhhPA2BhuO0JdwvBq0Sb6npVWpcHbIsVLPDRYj/yvakc8 y2uhDyAzSH1r7ZUy9yXaGY4zCJcSffkfHQB4AdLS24KY6IDpQxT4En1+KgZTacMKx8s5 uTnDdURGpDvw96c2PpF2BsUolUc9fiHMs4Apt/G0OYs1wdBWCSk/MaSAvT094P7LcvAk joKA== X-Gm-Message-State: AJIora8hMKy+m3/PzUqPfdLsha/1TpA5fIONIsEeialPJMaPKkC0/t3u oJrLVE6OB5M4kkrbgbLfh2dS54tBdivtsnXPUURK/vysVhAn X-Google-Smtp-Source: AGRyM1sRr07Kgyknni0yh+KomEWofavQWWh71RoatCmXTlY9LIWi0y/klNu3SnXwp1O1Wel8ZK1E+uD1bDxKjrRJW1BO6Ic3Mg5K MIME-Version: 1.0 X-Received: by 2002:a05:6e02:1069:b0:2dc:7233:740b with SMTP id q9-20020a056e02106900b002dc7233740bmr1253741ilj.229.1657703288282; Wed, 13 Jul 2022 02:08:08 -0700 (PDT) Date: Wed, 13 Jul 2022 02:08:08 -0700 In-Reply-To: <181f6c7ee61.6fd1462c198214.9029235269763018181@siddh.me> X-Google-Appengine-App-Id: s~syzkaller X-Google-Appengine-App-Id-Alias: syzkaller Message-ID: <000000000000a4271f05e3ac1ff8@google.com> Subject: Re: [syzbot] memory leak in cfg80211_inform_single_bss_frame_data From: syzbot To: code@siddh.me, davem@davemloft.net, johannes@sipsolutions.net, kuba@kernel.org, linux-kernel@vger.kernel.org, linux-wireless@vger.kernel.org, netdev@vger.kernel.org, syzkaller-bugs@googlegroups.com Content-Type: text/plain; charset="UTF-8" Precedence: bulk List-ID: X-Mailing-List: netdev@vger.kernel.org Hello, syzbot has tested the proposed patch but the reproducer is still triggering an issue: memory leak in regulatory_init_db BUG: memory leak unreferenced object 0xffff8881450dc880 (size 64): comm "swapper/0", pid 1, jiffies 4294937974 (age 80.900s) hex dump (first 32 bytes): 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ ff ff ff ff 00 00 00 00 00 00 00 00 30 30 00 00 ............00.. backtrace: [] kmalloc include/linux/slab.h:600 [inline] [] kzalloc include/linux/slab.h:733 [inline] [] regulatory_hint_core net/wireless/reg.c:3216 [inline] [] regulatory_init_db+0x22f/0x2de net/wireless/reg.c:4277 [] do_one_initcall+0x63/0x2e0 init/main.c:1295 [] do_initcall_level init/main.c:1368 [inline] [] do_initcalls init/main.c:1384 [inline] [] do_basic_setup init/main.c:1403 [inline] [] kernel_init_freeable+0x255/0x2cf init/main.c:1610 [] kernel_init+0x1a/0x1c0 init/main.c:1499 [] ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:306 [ 88. Tested on: commit: b047602d Merge tag 'trace-v5.19-rc5' of git://git.kern.. git tree: upstream console output: https://syzkaller.appspot.com/x/log.txt?x=13d4252a080000 kernel config: https://syzkaller.appspot.com/x/.config?x=689b5fe7168a1260 dashboard link: https://syzkaller.appspot.com/bug?extid=7a942657a255a9d9b18a compiler: gcc (Debian 10.2.1-6) 10.2.1 20210110, GNU ld (GNU Binutils for Debian) 2.35.2 Note: no patches were applied.