From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mail-pf1-f174.google.com (mail-pf1-f174.google.com [209.85.210.174]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id BF8E9126F09; Thu, 9 May 2024 09:17:22 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=209.85.210.174 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1715246244; cv=none; b=mYC0RmZBq2gq4TjaOihTGRPf1MR/VkZbcj76HsXaX4I/0cgzHFmMOHhgjAILN17NWD0O75Epkr8lkvS4S/XVdiOOZBpJvr08aoxawTPTqkX7Cl5hMpSoLkL7Pb3eRYZYcRX1Qnqp73938O6a017REmM+g/8m18iDFs8NwYlv3gg= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1715246244; c=relaxed/simple; bh=RcxOhT/V7KXIlWcQwuEx3ss/+vW9JjLBhRq3LZF7R+4=; h=Message-ID:Date:MIME-Version:Subject:To:Cc:References:From: In-Reply-To:Content-Type; b=tmhXgboSpGeuI9J7pCNNfAskQ04kLoMCRa7Md85PaJQG16hJDuHLzc+1COi9VC5cgDdXLEeOfOMUdgb/QYyyiEbSnF2ExQbiDrJSDTh8ozY9N3Mv7xaE2Rulvw4Mebr+lO6jgFZWOjiTIquuexw2HogvO0Kkvo0AXyvl861XZ14= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=gmail.com; spf=pass smtp.mailfrom=gmail.com; dkim=pass (2048-bit key) header.d=gmail.com header.i=@gmail.com header.b=EFXtP5uW; arc=none smtp.client-ip=209.85.210.174 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=gmail.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=gmail.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=gmail.com header.i=@gmail.com header.b="EFXtP5uW" Received: by mail-pf1-f174.google.com with SMTP id d2e1a72fcca58-6f44dd41a5cso696395b3a.0; Thu, 09 May 2024 02:17:22 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20230601; t=1715246242; x=1715851042; darn=vger.kernel.org; h=content-transfer-encoding:in-reply-to:from:content-language :references:cc:to:subject:user-agent:mime-version:date:message-id :from:to:cc:subject:date:message-id:reply-to; bh=0tq5v84OomZlKxGDp0ZtPVfBntdt78gOntENcePWMnc=; b=EFXtP5uWLM+4S+GqsezpjauzdvFd3yxyABc4CDtDTmssUwdk1PUUEGAGDC9S+jcoyE oIgsibgI2+ZumjhCiFxfB1AClOj0Kw09FITdh+NfsrbSMVDq6BWcYZqOfJBUjqX6wt0B 67JI5t2EZZ3WM+jev8cZZibJhBI7EMEFt135gaekGYqBteqSd6sKjIeA+TsiKnm/0IC2 eDi/RZV1dBPPznqMecAUiIYCP1HSWyJlsp4eNoZV6pIrj+jPaiqq8HOPyqoDLW+FIN0e Ijs6NbyzRKO0+KoiXMxk4k4E+S/h3MM5DV4pHl9B17rFe05zky4UT9oQDsMGVqYChK0l BwyQ== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1715246242; x=1715851042; h=content-transfer-encoding:in-reply-to:from:content-language :references:cc:to:subject:user-agent:mime-version:date:message-id :x-gm-message-state:from:to:cc:subject:date:message-id:reply-to; bh=0tq5v84OomZlKxGDp0ZtPVfBntdt78gOntENcePWMnc=; b=eY53qHoUQ7mje3XSEu4zYV2ci1X/PCfI87I32VdgVD0WZXvzJJR5XXlFpWkLrnUc67 Xuw3ncBJRPT8bAt/+m5S1jaJqym7ka/qhu3W/WxypngA43mqjZUDwrO4kUTnmh2Clpv+ JHnZgvgNKfi1BpBJe3BRDS4ZEB/l4ct6Gdi6/BNULCks5xIMKFtWGQ91HHZB1z1DCwCL cji8d+qvlb8t+z6X8w7NPojUrriuDmR2bgp/6OCW1emnUDiHbKfgJWP1ickd+IElOLsX qEdHxD5/o2scfoZEEbBmjEZOgW2Vw9CrC0DNVejOleow5J2xojtBh5/NxUqdVE/Q1dAY BhXw== X-Forwarded-Encrypted: i=1; AJvYcCVZP12NSQ6jDsG/+biXuxEJa4q6nbZAmZqEg6aHcTSzo6XbBy4ABDvDyWsHDaBxx0TUBvJ2VKiPhMcJ99eLKtmfgy39PBekyKJoQOEkCI8tywEUXXU/x/2H95JQh0BXh37TdbBEpT/zzA2gBy0Cf7wi3xX6/YeevsvBF4al8+RddkXMiHo= X-Gm-Message-State: AOJu0YztR3mE8D9HH8+WZmwyXk00XhW+B1N31ILqYDBiPiFfad5t8YqB IVKwBSOfvi0JCC6oGn2AexxHe7htL+3i2ATraVvaXeNRdhJcuLic X-Google-Smtp-Source: AGHT+IHz72VVvsp4Wvvreufo/JuMhKuZ85VBqCyJe4feD8NM0KM450tvljPetl4jwWZXhog8dnplDg== X-Received: by 2002:a05:6a21:193:b0:1a7:3b4a:3e8 with SMTP id adf61e73a8af0-1afc8d05b2fmr6101404637.7.1715246241921; Thu, 09 May 2024 02:17:21 -0700 (PDT) Received: from [192.168.0.107] ([103.124.138.155]) by smtp.gmail.com with ESMTPSA id d2e1a72fcca58-6f4d2b254cfsm868973b3a.200.2024.05.09.02.17.16 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Thu, 09 May 2024 02:17:21 -0700 (PDT) Message-ID: <7acbf5d9-975d-4005-92e3-fd78cc3a249c@gmail.com> Date: Thu, 9 May 2024 16:17:12 +0700 Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: Fwd: UBSAN: array-index-out-of-bounds in net/wireless/nl80211.c and net/mac80211/scan.c To: Johannes Berg , Linux Kernel Mailing List , Linux Networking , Linux Wireless Cc: Jouni Malinen , "John W. Linville" , Kalle Valo , Emmanuel Grumbach , "David S. Miller" , Eric Dumazet , Jakub Kicinski , Paolo Abeni , =?UTF-8?Q?Jannik_Gl=C3=BCckert?= References: <12b6ac611c1a44b4eadbb1316636b7268ab66a50.camel@sipsolutions.net> Content-Language: en-US From: Bagas Sanjaya In-Reply-To: <12b6ac611c1a44b4eadbb1316636b7268ab66a50.camel@sipsolutions.net> Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 7bit On 5/9/24 15:48, Johannes Berg wrote: > On Thu, 2024-05-09 at 07:07 +0700, Bagas Sanjaya wrote: >>> [ 106.201036] UBSAN: array-index-out-of-bounds in /var/tmp/portage/sys-kernel/gentoo-kernel-6.8.9/work/linux-6.8/net/mac80211/scan.c:364:4 >>> [ 106.201037] index 0 is out of range for type 'struct ieee80211_channel *[]' > > No idea about that one. Send patches. > > (Seriously. If you're running with bleeding edge toolchains that pretty > much nobody has yet, send patches.) > I'm not expert in networking (let alone wireless), so I ask BZ reporter. FYI, when I asked the reporter to reproduce this bug on vanilla (kernel.org) kernel, he said that he was already running that [1] despite that his kernel is actually patched, distribution kernel [2] (the patches itself are in [3]). Thanks. [1]: https://bugzilla.kernel.org/show_bug.cgi?id=218810#c2 [2]: https://gitweb.gentoo.org/repo/sync/gentoo.git/tree/sys-kernel/gentoo-kernel/gentoo-kernel-6.8.9.ebuild [3]: https://gitweb.gentoo.org/proj/linux-patches.git/tree/?h=6.8-12 -- An old man doll... just what I always wanted! - Clara