From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mail-pl1-f177.google.com (mail-pl1-f177.google.com [209.85.214.177]) (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 28DAA81E for ; Wed, 21 Aug 2024 00:09:19 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=209.85.214.177 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1724198961; cv=none; b=SGapXMib/uY8yEgs5wsDL/RjnE/iq7iyAQzcI8I/oVxkGwV+rAqdsBkp0rYDXRXb4mPI6NCsHOTYnZ7UncybX1YDFBRiwDk53+WM8HJ1iQwfejHw3s7xh8ayCr//C8Ryp3/zRCbkMWCCqBPq1bOEX41Daz2dJjaGPysx7V+hfrI= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1724198961; c=relaxed/simple; bh=ULK09Y6pw1Vt0XCwkz5zUt5J6laTryExCqBDkb0Noeo=; h=Date:From:To:Cc:Subject:Message-ID:References:MIME-Version: Content-Type:Content-Disposition:In-Reply-To; b=UJ5uV1JQlOYdBprR+h2kl3oQuI+/HzOyuxhfQC47WODlA8ZWVxfnTnMyUNgrIRUX9DomYR0nYCwlfFlQ6tgkwdYU/2ZBo2UzV1EHFpvR8cYx+yd6m/GGMOICAeq1LTXCeyCcyTgTiJ+8LdEIr4CDrzudiV5+c5J4xOXvf4wMKbo= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=chromium.org; spf=pass smtp.mailfrom=chromium.org; dkim=pass (1024-bit key) header.d=chromium.org header.i=@chromium.org header.b=e1NYuWdh; arc=none smtp.client-ip=209.85.214.177 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=chromium.org Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=chromium.org Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=chromium.org header.i=@chromium.org header.b="e1NYuWdh" Received: by mail-pl1-f177.google.com with SMTP id d9443c01a7336-20202df1c2fso1540345ad.1 for ; Tue, 20 Aug 2024 17:09:19 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=chromium.org; s=google; t=1724198959; x=1724803759; darn=vger.kernel.org; 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=gISpsEQLYXnx0kpDFKV4wChjYDdWYDZzEmJhmXv/Fkw=; b=e1NYuWdhqf3hxtmRbVkrlIph8iTcKrk7IHNoFeZoswajIw6NOefHkN5ETg/zNMbz72 Tr5G9F2e4gc8RHB6Yl4KrmGeLHdnN4mlf4UKkqbhnaa58VMubDUH3KE7B5qmNSKtaYMJ AZsKex4BkPT6amsXFpPClNM4biH7bT0WIk+OY= X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1724198959; x=1724803759; 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=gISpsEQLYXnx0kpDFKV4wChjYDdWYDZzEmJhmXv/Fkw=; b=Pi8sJH4VvyiVvIl/2VOJgsp9Ae39qv8M6GJEk0VHgek8jBlvt3MSeXVAY/2fbyJKwA fYQHRaJnhn77s5UnKBTUL6StT49+a2ozJc/nYehK3jFTOQDjYMyZJgN7AYpDelES0UxY PW2AYFPSVPUrbMIKWcuIPaXX2MGILJP4HkTQrulcWrwz0coyP6pxQC4izLu1309LNO8Y g6h/lV2vSKDT7FMzQjwOY053G1U3nsp0P2XolIoVXl2Of9mSg6DBe5iqR9C9ZWVN1YtY 4bwzlRzkAxm+FQ7O7rLjE7gCBqwbHJGo4HA6kqlcLP5aOXyAg2jXsbAvY9dDzhknKZzW mCZA== X-Forwarded-Encrypted: i=1; AJvYcCVr5wop9T9k/GZJy8jG+9p6EvES79d/uvS247zPpYBCM7VyqJPx/eOBPAwxayoJoFbjE9tBYwsvSQtkAgw=@vger.kernel.org X-Gm-Message-State: AOJu0YyYlRH4J+gKza+1I747FnPLikcklvgOgWe07so6XUjoiq62BHHc wl1ymyig3BRv/2dXFuQIgcsExdUBDdUMykVkhXmVLZeY5tEfv9Z5aE3egz/VPGhpDdf+X56QudL 6SQ== X-Google-Smtp-Source: AGHT+IHcaZLJ1LBnhpR9AaOqzSBnEjxH5aDE/bKg8uDeKvcjOkTREtlsCXfpACG8ETOx/aNd18QOxw== X-Received: by 2002:a17:902:e746:b0:1fd:8b77:998e with SMTP id d9443c01a7336-20368073122mr9301615ad.29.1724198959146; Tue, 20 Aug 2024 17:09:19 -0700 (PDT) Received: from google.com ([2401:fa00:8f:203:a823:f22:fc71:fce1]) by smtp.gmail.com with ESMTPSA id d9443c01a7336-201f031953esm83594775ad.90.2024.08.20.17.09.17 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Tue, 20 Aug 2024 17:09:18 -0700 (PDT) Date: Wed, 21 Aug 2024 09:09:15 +0900 From: Sergey Senozhatsky To: Tejun Heo Cc: Sergey Senozhatsky , Matthew Brost , Lai Jiangshan , linux-kernel@vger.kernel.org Subject: Re: [PATCH] workqueue: fix null-ptr-deref on __alloc_workqueue() error Message-ID: <20240821000915.GH12106@google.com> References: <20240815070339.346160-1-senozhatsky@chromium.org> <20240815070900.GB12106@google.com> <20240815072427.GC12106@google.com> <20240816023831.GD12106@google.com> <20240820235412.GF12106@google.com> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: On (24/08/20 14:04), Tejun Heo wrote: > On Wed, Aug 21, 2024 at 08:54:12AM +0900, Sergey Senozhatsky wrote: > ... > > Well, this will make the tree unbisectable (for a range of versions), > > because the errors in question break the boot. > > The span is three commits with one htmldoc fix commit inbetween. If anyone > is unlucky enough to hit that, `git bisect skip` is going to do just fine. Well, OK. Can you also pick-up the null-ptr-deref fixup?