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 48A85C433EF for ; Wed, 13 Jul 2022 10:26:34 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S235954AbiGMK0d (ORCPT ); Wed, 13 Jul 2022 06:26:33 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:50214 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S235377AbiGMK0b (ORCPT ); Wed, 13 Jul 2022 06:26:31 -0400 Received: from sender-of-o51.zoho.in (sender-of-o51.zoho.in [103.117.158.51]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 20A6BFA1FF; Wed, 13 Jul 2022 03:26:28 -0700 (PDT) ARC-Seal: i=1; a=rsa-sha256; t=1657707964; cv=none; d=zohomail.in; s=zohoarc; b=dUgWn6/KIJX2uGvOjKROALW0iiHiD8tCXA0L4icng/TKqj/7bpqhHJa7QI5xp0d3h1s22rhFulBLPelldSz4YymxMmz6FftgVx6jVstojkwn0aehXhsUkLQzjy7DC608xwM0PaXapNN2oC+0y/3siWYd8AF/m2AcDDAlPsymGXM= ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=zohomail.in; s=zohoarc; t=1657707964; h=Content-Type:Content-Transfer-Encoding:Cc:Date:From:In-Reply-To:MIME-Version:Message-ID:References:Subject:To; bh=GlzuiTICO7ytWAr2jHwzvgyOA9t02wlMJZBcRQKp8PY=; b=OpbOTL3276v1TzE/gLTSppD2GwgQ+k+4yjq6QTFe/7f4c4yISyK3E5friaaDwT0ZsicT3ViBavTKj5iz5TpTw9/uU3b82Rdinas7YbykJthqXpvyiRAvlcTT4cJ/a6WrPFuhNoFJFk0nzHmXYVNtsBSfh7mSMqEsrN7hx+PGHl0= ARC-Authentication-Results: i=1; mx.zohomail.in; dkim=pass header.i=siddh.me; spf=pass smtp.mailfrom=code@siddh.me; dmarc=pass header.from= DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; t=1657707964; s=zmail; d=siddh.me; i=code@siddh.me; h=Date:Date:From:From:To:To:Cc:Cc:Message-ID:In-Reply-To:References:Subject:Subject:MIME-Version:Content-Type:Content-Transfer-Encoding:Message-Id:Reply-To; bh=GlzuiTICO7ytWAr2jHwzvgyOA9t02wlMJZBcRQKp8PY=; b=biYNvDHoEHCzNoZFmTtDRuK4Pxk30Q+JOrqskLnp1ThwCPx84KH6mhzRUSmM1sLO 2B4i/+YjDmecmNgurJlr0wTOvexksPDeh3j06+tb57+k+4VUSfuIiAz3Ka47hgH49N7 mZ7eFk+f8NcUO7l9IDnDeuAizOOZIAZhY38b1Was= Received: from mail.zoho.in by mx.zoho.in with SMTP id 1657707954217735.5614916678297; Wed, 13 Jul 2022 15:55:54 +0530 (IST) Date: Wed, 13 Jul 2022 15:55:54 +0530 From: Siddh Raman Pant To: "syzbot" Cc: "davem" , "johannes" , "kuba" , "linux-kernel" , "linux-wireless" , "netdev" , "syzkaller-bugs" Message-ID: <181f7180015.1ea4d3b3328398.7889962633178976958@siddh.me> In-Reply-To: <000000000000a4271f05e3ac1ff8@google.com> References: <000000000000a4271f05e3ac1ff8@google.com> Subject: Re: [syzbot] memory leak in cfg80211_inform_single_bss_frame_data MIME-Version: 1.0 Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: 7bit Importance: Medium User-Agent: Zoho Mail X-Mailer: Zoho Mail Precedence: bulk List-ID: X-Mailing-List: linux-wireless@vger.kernel.org Syzbot didn't give full log (did it crash?), so trying again. #syz test: git://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master On Wed, 13 Jul 2022 14:38:08 +0530 syzbot wrote > 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. >