From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 704432288C3; Fri, 23 May 2025 12:12:28 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=198.137.202.133 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1748002352; cv=none; b=oHI4fQaFSm3C4E2e/bib7dbrp/Mp0HudCLBkYlWrB852W7KzKvmdyBmo2+CpkCbuyjyQ+1ZNKQUXqkqrG+MfdiuVY5WPYPLkBdtMOEwWlw6/Ty2ov81W/4F5F02pAkNSnhnLRrV7gzblwWerbL9RmNtUw+yJ7urZc4l5dPnKGlc= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1748002352; c=relaxed/simple; bh=U3QyEuYpXOaWaZWhA06kcXEGXAnt7jNsFPYg2v0zqYo=; h=Date:From:To:Cc:Subject:Message-ID:References:MIME-Version: Content-Type:Content-Disposition:In-Reply-To; b=kZwMApk2Ip8q4Rg4JZAF5sFt/tVQcQIdD6OpDoM4MaRCprUR/UESQWdHZ+VlofoaTg+0DZFSeAyB8Nco+FGLUi0NLkXaY13UdZFgeNGRcAsDmW+WfYoq1ZLiEVbVUxChkAeteFK3OTkX4fSJ9TmDNBGRw4P0x9ifH0tXuPtIkAc= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=none (p=none dis=none) header.from=infradead.org; spf=none smtp.mailfrom=bombadil.srs.infradead.org; dkim=pass (2048-bit key) header.d=infradead.org header.i=@infradead.org header.b=frkRgo8F; arc=none smtp.client-ip=198.137.202.133 Authentication-Results: smtp.subspace.kernel.org; dmarc=none (p=none dis=none) header.from=infradead.org Authentication-Results: smtp.subspace.kernel.org; spf=none smtp.mailfrom=bombadil.srs.infradead.org Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=infradead.org header.i=@infradead.org header.b="frkRgo8F" DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=infradead.org; s=bombadil.20210309; h=In-Reply-To:Content-Type:MIME-Version :References:Message-ID:Subject:Cc:To:From:Date:Sender:Reply-To: Content-Transfer-Encoding:Content-ID:Content-Description; bh=NGmWLKp5PIfl8R7L3jvzHZZajb1ZReYtp2VEVc8pBjo=; b=frkRgo8F+9f7PMd3S+VHqVwpx5 YUS3WHXk1PDMgebh4vSpJXUwqU8CLOHyi+DT8c/M9wG+ZwHFG1AveyimWuYDlrjcFg+TvkGxTFgUs zMh5EJCCxBsyvNu/TNuK8gvZE92vxID6KDUr4EfgpaOdAeQiTdqyA6ul9O7VI/A5TJLVQxSOJlBKF Y6dNXuXNDCDNU8ovjCvRHQAZbfQOVe3gj5xyF7aSQ3JPTGdws497mGfa2tMZZYtxQ4P1p2or4ioCS TgpRQUXPoQBLfA/xouhkGPqZpCrFDb94g543n9zr+X36hfvWmKG/wc1LgRtNMmZzYAm0EdP8SpYRH 4UX6mgNA==; Received: from hch by bombadil.infradead.org with local (Exim 4.98.2 #2 (Red Hat Linux)) id 1uIRGG-00000003mjm-2YQ7; Fri, 23 May 2025 12:12:28 +0000 Date: Fri, 23 May 2025 05:12:28 -0700 From: Christoph Hellwig To: Ye Chey Cc: brauner@kernel.org, djwong@kernel.org, linux-xfs@vger.kernel.org, linux-fsdevel@vger.kernel.org, linux-kernel@vger.kernel.org Subject: Re: [PATCH] iomap: fix potential NULL pointer dereference in iomap_alloc_ioend Message-ID: References: <20250523091417.2825-1-yechey@ai-sast.com> Precedence: bulk X-Mailing-List: linux-xfs@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: <20250523091417.2825-1-yechey@ai-sast.com> X-SRS-Rewrite: SMTP reverse-path rewritten from by bombadil.infradead.org. See http://www.infradead.org/rpr.html On Fri, May 23, 2025 at 05:14:17PM +0800, Ye Chey wrote: > Under memory pressure, bio_alloc_bioset() may fail and return NULL. It won't. Please stop sending all these bogus patches.