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 4CFC7C61DA4 for ; Sun, 29 Jan 2023 21:11:47 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S234670AbjA2VLo (ORCPT ); Sun, 29 Jan 2023 16:11:44 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:46364 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229549AbjA2VLm (ORCPT ); Sun, 29 Jan 2023 16:11:42 -0500 Received: from mail.skyhub.de (mail.skyhub.de [5.9.137.197]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 94CC31E1CE for ; Sun, 29 Jan 2023 13:11:38 -0800 (PST) Received: from zn.tnic (p5de8e9fe.dip0.t-ipconnect.de [93.232.233.254]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.skyhub.de (SuperMail on ZX Spectrum 128k) with ESMTPSA id 2AB641EC0513; Sun, 29 Jan 2023 22:11:37 +0100 (CET) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=alien8.de; s=dkim; t=1675026697; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version:content-type:content-type: content-transfer-encoding:in-reply-to:in-reply-to: references:references; bh=ao4ZTyLFQER6FOusfpBp1QZgnuC0RebzWTieewGKCy0=; b=Kfq03Fhc5OPkEx4IRb2s/f1plL+k2fCS3ohYAZvzC80tIV8HnqyUqM9teNjuC168araFhw K0xUPNrvQvY+h3gl3eKtHN1ooiXWTN86h1M7JQfLhKFo2gFmGEwooI8I0y41ST3D+m9LGS 9lazr5xtTWxCOslkPz4RdEV37WlsCGg= Date: Sun, 29 Jan 2023 22:11:31 +0100 From: Borislav Petkov To: Andrew Morton Cc: Linux regressions mailing list , Mirsad Goran Todorovac , Vlastimil Babka , Alexander Potapenko , Marco Elver , Dmitry Vyukov , linux-mm , lkml , Zhaoyang Huang Subject: Re: Failure during Stack Depot allocating hash table of 1048576 entries with kvcalloc Message-ID: References: <07e42002-e78d-7947-19a7-0dd035466f50@alu.unizg.hr> <20230129125014.fcd459335c9b8eae71067c1a@linux-foundation.org> MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Disposition: inline In-Reply-To: <20230129125014.fcd459335c9b8eae71067c1a@linux-foundation.org> Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Sun, Jan 29, 2023 at 12:50:14PM -0800, Andrew Morton wrote: > OK, thanks, I didn't realize this issue was so serious. Yeah, I wouldn't call it serious - as a precondition, you need KMEMLEAK enabled which probably shouldn't be run in production. For some reason it was enabled in that test box's config - that's how I even saw this in the first place... -- Regards/Gruss, Boris. https://people.kernel.org/tglx/notes-about-netiquette