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 D7A9CC433EF for ; Thu, 12 May 2022 13:20:37 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1354293AbiELNUg (ORCPT ); Thu, 12 May 2022 09:20:36 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:38002 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1354292AbiELNUd (ORCPT ); Thu, 12 May 2022 09:20:33 -0400 Received: from mail-oi1-x22d.google.com (mail-oi1-x22d.google.com [IPv6:2607:f8b0:4864:20::22d]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 3E1CA252DD6 for ; Thu, 12 May 2022 06:20:32 -0700 (PDT) Received: by mail-oi1-x22d.google.com with SMTP id y63so6357621oia.7 for ; Thu, 12 May 2022 06:20:32 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=20210112; h=mime-version:references:in-reply-to:from:date:message-id:subject:to :cc; bh=7nXoyyvMaAJUHyWawkV7HBFsvbJPTnL6l7Z/AXs6GGc=; b=fJihkF5OXbN06VgUDoi/X+5uPWdrRfGJQHny251XOs1JlxFcFMM0dIqAf8DvllqF1Q se1T++noJWRtUus9ostIHXpTjSTsSKu9qXRkEtfHEqw37jkiDeQsDstLx6PSo8x7msR9 rUgGQc+7xNJhl4kK3nFCXLiBmLaxKArfObeQ2bOfYqV9I/SwnG0dJUVeMM1f+qJoKqY2 5c+MvCLOURSu2HIrdsiWkVTTIBh5uHq+jkrNCTI8NYz5LV7HwcF7TSZY2y8udTW3NiPJ eTHUqdLh924M9z/nT8D6SmlzgvjXbg6XwAweDQQeRqazXVmi0Up2GLZcK33UFqsc8tPf ht3g== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=x-gm-message-state:mime-version:references:in-reply-to:from:date :message-id:subject:to:cc; bh=7nXoyyvMaAJUHyWawkV7HBFsvbJPTnL6l7Z/AXs6GGc=; b=2eHmkIbQmT2arUXA+Alu7tpTAgUGsL33nQhbgYZpYZspx9113lnN6Yoq0OFhHzdb93 xSctrL6YxxTyA31eGgkyja6XXRldOHDVa/LRBNDCV/Pv+ZmGFeP6T4SXD7jYGZPjfQAo R9wo9vyH9hoyUdWfMTOqYtM47RQY/VVrWZZF8RsMTN4Rr2hOSJC3U9pRVt6LBz5b0j/8 5wkJyh90nNw0x+Iksle/GKfO8w7B2720gxoydv7mnZikjGgx4utaUtpPAm1uTLYPN5bL 9iLCruTjKxZoNGwmRJNEQPD0dcHsNZWqeN8pK6PqDK66/dATkvQJqAvNCVeVLW5KYh0r G5wg== X-Gm-Message-State: AOAM530z7CgVW7fp90T+pKbDWJJscyPpgb2K45VsS6c4K1QFolIsnebe HuXRs4rLClEKO3SE159zXKnAkaj9PvVqr4F++hwDBkkoKd0Hwg== X-Google-Smtp-Source: ABdhPJzJX2XKFtTs2CMjlsmuOJXmk/1VJLZ9S6rNGjD9j0er5WpKb0AXain9zQmKFwH1J/ri42uATFiz4bshXiVVj/A= X-Received: by 2002:a05:6808:16a4:b0:2f7:1fd1:f48 with SMTP id bb36-20020a05680816a400b002f71fd10f48mr5113912oib.163.1652361631336; Thu, 12 May 2022 06:20:31 -0700 (PDT) MIME-Version: 1.0 References: <00000000000086205205b0fff8b2@google.com> <000000000000c86f9d05d57b594d@google.com> In-Reply-To: <000000000000c86f9d05d57b594d@google.com> From: Dmitry Vyukov Date: Thu, 12 May 2022 15:20:19 +0200 Message-ID: Subject: Re: [syzbot] general protection fault in ieee80211_chanctx_num_assigned To: syzbot Cc: arunkumar@space-mep.com, davem@davemloft.net, johannes.berg@intel.com, johannes@sipsolutions.net, kuba@kernel.org, linux-kernel@vger.kernel.org, linux-wireless@vger.kernel.org, netdev@vger.kernel.org, phind.uet@gmail.com, syzkaller-bugs@googlegroups.com Content-Type: text/plain; charset="UTF-8" Precedence: bulk List-ID: X-Mailing-List: linux-wireless@vger.kernel.org On Thu, 13 Jan 2022 at 20:04, syzbot wrote: > > syzbot suspects this issue was fixed by commit: > > commit 563fbefed46ae4c1f70cffb8eb54c02df480b2c2 > Author: Nguyen Dinh Phi > Date: Wed Oct 27 17:37:22 2021 +0000 > > cfg80211: call cfg80211_stop_ap when switch from P2P_GO type > > bisection log: https://syzkaller.appspot.com/x/bisect.txt?x=16afe84bb00000 > start commit: 7f75285ca572 Merge tag 'for-5.12/dm-fixes-3' of git://git... > git tree: upstream > kernel config: https://syzkaller.appspot.com/x/.config?x=b5591c832f889fd9 > dashboard link: https://syzkaller.appspot.com/bug?extid=00ce7332120071df39b1 > syz repro: https://syzkaller.appspot.com/x/repro.syz?x=1393cbf9d00000 > C reproducer: https://syzkaller.appspot.com/x/repro.c?x=1238ba29d00000 > > If the result looks correct, please mark the issue as fixed by replying with: > > #syz fix: cfg80211: call cfg80211_stop_ap when switch from P2P_GO type Looks legit: #syz fix: cfg80211: call cfg80211_stop_ap when switch from P2P_GO type