From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mail-pl1-f170.google.com (mail-pl1-f170.google.com [209.85.214.170]) (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 767EC3234 for ; Mon, 3 Jul 2023 23:09:29 +0000 (UTC) Received: by mail-pl1-f170.google.com with SMTP id d9443c01a7336-1b882228638so11102605ad.0 for ; Mon, 03 Jul 2023 16:09:29 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=chromium.org; s=google; t=1688425769; x=1691017769; h=in-reply-to:content-disposition:mime-version:references:message-id :subject:cc:to:from:date:from:to:cc:subject:date:message-id:reply-to; bh=pCViWeoaoIqREKt5VQUB2Bo7LBAEFHy3aH/YsBHaAQs=; b=dCdJNt2Xiw23cB9tFdmwx5uKIJ4qvUZvheuWdeuGCD43+kPE10UNTwc4n5mCkpY9/a 8+OzFkYA2wSAUk4FRuP3lsJZEGTFYbr+r4VWNdQlgUbYWiIzMf5ejNEAejGfIUxVxFJN F8eekGEpb1gmebjrsQgqzwfzeeIkrSg3Gyx80= X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20221208; t=1688425769; x=1691017769; h=in-reply-to:content-disposition:mime-version:references:message-id :subject:cc:to:from:date:x-gm-message-state:from:to:cc:subject:date :message-id:reply-to; bh=pCViWeoaoIqREKt5VQUB2Bo7LBAEFHy3aH/YsBHaAQs=; b=V0ALx9F5PmlU3bBkTEBJms6Be0LC4SdeyPNnGDBfaIpfbmWXMk2ulAZbEYNSFJ2nMg k1SoacRftq7t5why6RcrBRejgXBTT9E/C2Fj5TdCcPJCciPYnChdzqvqaDV6wx1SMOrn Nevni07CFSnEWy607iEiYOFH4x0HT/SNfrLrV8S6M3Xk0lGJEF2yOvMWSC4Zdf0U2yYE /EXXQr9IbHjMcKAIOWV2vOVqbPBlRP9bINjKVRSy+uBdQRzdTbovgLoqtxweCFVaTaFH /JjHO1Jzko3RQKjK749CH1Vtjpg1m4HEOowR05JvjmPio0IwWTqKqRSX5tx4gi0WhETP 8VzA== X-Gm-Message-State: ABy/qLaV3uQ4dUVinPnkBAJdg3ZbgJnAv+76/Mh31AZrojvTYYrHlak8 wkH0ww6Q3gNhQ/YX935K3MyVKQ== X-Google-Smtp-Source: APBJJlFh3LnVeIXMnt5LxB32yJcfVGC7UQ9seGjEUnsN/8mDc5cnwDrU21T2jUshyhoTuvYSsMA5qA== X-Received: by 2002:a17:903:2446:b0:1b8:1c4f:4f72 with SMTP id l6-20020a170903244600b001b81c4f4f72mr11153985pls.61.1688425768750; Mon, 03 Jul 2023 16:09:28 -0700 (PDT) Received: from www.outflux.net (198-0-35-241-static.hfc.comcastbusiness.net. [198.0.35.241]) by smtp.gmail.com with ESMTPSA id j23-20020a170902759700b001b53953f306sm15768832pll.178.2023.07.03.16.09.27 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 03 Jul 2023 16:09:28 -0700 (PDT) Date: Mon, 3 Jul 2023 16:09:27 -0700 From: Kees Cook To: Mirsad Goran Todorovac Cc: Guenter Roeck , Bagas Sanjaya , Linux Kernel Mailing List , Linux LLVM , linux-kbuild@vger.kernel.org, Linux Regressions , Nathan Chancellor , Nick Desaulniers , linux-hardening@vger.kernel.org Subject: Re: [CRASH][BISECTED] 6.4.1 crash in boot Message-ID: <202307031606.3FD9D0D@keescook> References: <9a8e34ad-8a8b-3830-4878-3c2c82e69dd9@alu.unizg.hr> <202307022018.B26F5795@keescook> <625e951e-9922-d15d-5520-e8cd5eba1995@roeck-us.net> <4fa56264-f188-46f9-cc77-117b469b3328@roeck-us.net> <2b1a4f49-ba18-0246-af09-4e4133814411@alu.unizg.hr> <202307022230.6121D6896@keescook> <202307031149.823F9A3@keescook> Precedence: bulk X-Mailing-List: llvm@lists.linux.dev List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <202307031149.823F9A3@keescook> On Mon, Jul 03, 2023 at 12:03:23PM -0700, Kees Cook wrote: > Cool. xhci-hub is in your backtrace, and the above patch was made for > something very similar (though, again, I don't see why you're getting a > _crash_, it should _warn_ and continue normally). And, actually, also > include this patch: > https://lore.kernel.org/lkml/20230614181307.gonna.256-kees@kernel.org/ This is now in Linus's tree: 09b69dd4378b ("usb: ch9: Replace 1-element array with flexible array") Please also still try with the first patch I mentioned, which is very similar: https://lore.kernel.org/lkml/20230629190900.never.787-kees@kernel.org/ -Kees -- Kees Cook