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=-10.7 required=3.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI, MENTIONS_GIT_HOSTING,SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED autolearn=unavailable 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 DE22CC4708A for ; Thu, 27 May 2021 22:52:09 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id B9954613BF for ; Thu, 27 May 2021 22:52:09 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S236136AbhE0Wxl (ORCPT ); Thu, 27 May 2021 18:53:41 -0400 Received: from Galois.linutronix.de ([193.142.43.55]:37420 "EHLO galois.linutronix.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S233203AbhE0Wxk (ORCPT ); Thu, 27 May 2021 18:53:40 -0400 From: Thomas Gleixner DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linutronix.de; s=2020; t=1622155923; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:mime-version:mime-version:content-type:content-type: in-reply-to:in-reply-to:references:references; bh=uAIoLlMtrjzvrcsBxWhaicEwWt4fesWA8JrISGhrLd8=; b=XK0pzWuM+eObk9PdHaBYcRiPNn68IG5lkkSx+/M1IFv1KJVDo4XGjreMmYtvfcptFdJaMK o8SAPmC2vpJsvRPrME1koGoJpxNT6UHo6MNWwTVoUwCCdTjyFu2gEKbVN3gcCQ1uAWpKn2 eMP0WdUIgfjHREIlP0+JcDkIW057x0G6Nzuk+8V0P741kSHsc8BdMuqlCin/skeHZ1v9tl d57tofIlP/91yyXfeHbJcEQb4au943NVBZRydPidUONCE+/77OLFVbPnRAffEEYUhuqdE1 1OVM4filzuJMq3TAb9snPrtMAq5hUXBcXu/CpEd4kL/ZC/dDScu36YsxvKFbiw== DKIM-Signature: v=1; a=ed25519-sha256; c=relaxed/relaxed; d=linutronix.de; s=2020e; t=1622155923; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:mime-version:mime-version:content-type:content-type: in-reply-to:in-reply-to:references:references; bh=uAIoLlMtrjzvrcsBxWhaicEwWt4fesWA8JrISGhrLd8=; b=NgIBE2poQuAfCdybmeEvdWm3RcgZ7+Cwxqm+Hlou0f5BLGQUi1m1uWytGTEfuproQ+/nss kUTkS29UD5CGimCw== To: syzbot , bp@alien8.de, dave.hansen@linux.intel.com, hpa@zytor.com, jarkko@kernel.org, jmattson@google.com, joro@8bytes.org, kan.liang@linux.intel.com, kvm@vger.kernel.org, linux-kernel@vger.kernel.org, linux-sgx@vger.kernel.org, mingo@redhat.com, pbonzini@redhat.com, peterz@infradead.org, seanjc@google.com, steve.wahl@hpe.com, syzkaller-bugs@googlegroups.com, vkuznets@redhat.com, wanpengli@tencent.com, x86@kernel.org Subject: Re: [syzbot] WARNING in x86_emulate_instruction In-Reply-To: <000000000000f3fc9305c2e24311@google.com> References: <000000000000f3fc9305c2e24311@google.com> Date: Fri, 28 May 2021 00:52:03 +0200 Message-ID: <87v9737pt8.ffs@nanos.tec.linutronix.de> MIME-Version: 1.0 Content-Type: text/plain Precedence: bulk List-ID: X-Mailing-List: kvm@vger.kernel.org On Fri, May 21 2021 at 19:52, syzbot wrote: > Hello, > > syzbot found the following issue on: > > HEAD commit: 8ac91e6c Merge tag 'for-5.13-rc2-tag' of git://git.kernel... > git tree: upstream > console output: https://syzkaller.appspot.com/x/log.txt?x=16a80fc7d00000 > kernel config: https://syzkaller.appspot.com/x/.config?x=dddb87edd6431081 > dashboard link: https://syzkaller.appspot.com/bug?extid=71271244f206d17f6441 > syz repro: https://syzkaller.appspot.com/x/repro.syz?x=12d1f89bd00000 > C reproducer: https://syzkaller.appspot.com/x/repro.c?x=134683fdd00000 > > The issue was bisected to: > > commit 9a7832ce3d920426a36cdd78eda4b3568d4d09e3 > Author: Steve Wahl > Date: Fri Jan 8 15:35:49 2021 +0000 > > perf/x86/intel/uncore: With > 8 nodes, get pci bus die id from NUMA info > > bisection log: https://syzkaller.appspot.com/x/bisect.txt?x=152bf9b3d00000 > final oops: https://syzkaller.appspot.com/x/report.txt?x=172bf9b3d00000 > console output: https://syzkaller.appspot.com/x/log.txt?x=132bf9b3d00000 > > IMPORTANT: if you fix the issue, please add the following tag to the commit: > Reported-by: syzbot+71271244f206d17f6441@syzkaller.appspotmail.com > Fixes: 9a7832ce3d92 ("perf/x86/intel/uncore: With > 8 nodes, get pci bus die id from NUMA info") So this is stale for a week now. It's fully reproducible and nobody can't be bothered to look at that? What's wrong with you people? Thanks, tglx