From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-2.6 required=3.0 tests=DKIM_SIGNED,DKIM_VALID, DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,SPF_PASS, USER_AGENT_MUTT autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 11B4CC43381 for ; Sat, 30 Mar 2019 19:08:43 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id D89732184C for ; Sat, 30 Mar 2019 19:08:42 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (1024-bit key) header.d=alien8.de header.i=@alien8.de header.b="f/jdj6HE" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1730868AbfC3TFn (ORCPT ); Sat, 30 Mar 2019 15:05:43 -0400 Received: from mail.skyhub.de ([5.9.137.197]:37686 "EHLO mail.skyhub.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1730542AbfC3TFm (ORCPT ); Sat, 30 Mar 2019 15:05:42 -0400 Received: from zn.tnic (p200300EC2F148A00E8D27D9F9F51B5EF.dip0.t-ipconnect.de [IPv6:2003:ec:2f14:8a00:e8d2:7d9f:9f51:b5ef]) (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 80FEF1EC05A6; Sat, 30 Mar 2019 20:05:41 +0100 (CET) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=alien8.de; s=dkim; t=1553972741; 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=owUbjuKNBgKlMf3CJ7wfhyBiq1CrQcAI5fKLRnCeMNw=; b=f/jdj6HE1RQFrfAKIxaBLKvD1ZK2IUPPiNrgVuhTtE+QOUrX3GkIRMCgDotxRXF2wTPfrS wsMr+/kCr4jtn2DfR72FFY26gqpYYmt3AtKURdweaJkiL18/RweVB/QU7chUBVPmBh3D5k pI3jzaq4cvIOaTadSI6Oo5yjOyNA0OM= Date: Sat, 30 Mar 2019 20:05:48 +0100 From: Borislav Petkov To: Tetsuo Handa Cc: Thomas Gleixner , syzbot , syzkaller-bugs@googlegroups.com, "H. Peter Anvin" , LKML , Andy Lutomirski , mingo@redhat.com, x86@kernel.org, Peter Zijlstra , Juri Lelli Subject: Re: INFO: rcu detected stall in corrupted (3) Message-ID: <20190330190548.GG5935@zn.tnic> References: <000000000000b08190058543449f@google.com> <8ecb5bc9-5761-64d0-64b2-1310300a64ec@I-love.SAKURA.ne.jp> <20190330104529.GB5935@zn.tnic> <77650d72-e2ec-e084-c929-210b16b8afb9@i-love.sakura.ne.jp> <20190330110933.GC5935@zn.tnic> <18f27e51-a1b2-cb17-c415-31ace2f56dc6@i-love.sakura.ne.jp> MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Disposition: inline In-Reply-To: <18f27e51-a1b2-cb17-c415-31ace2f56dc6@i-love.sakura.ne.jp> User-Agent: Mutt/1.10.1 (2018-07-13) Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Sat, Mar 30, 2019 at 11:07:40PM +0900, Tetsuo Handa wrote: > I think that syzbot should for now refrain from testing syscalls that change > scheduling related attributes, And how would we know about problems there, otherwise? -- Regards/Gruss, Boris. Good mailing practices for 400: avoid top-posting and trim the reply.