From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1759440AbYD3BPc (ORCPT ); Tue, 29 Apr 2008 21:15:32 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1754865AbYD3BPY (ORCPT ); Tue, 29 Apr 2008 21:15:24 -0400 Received: from fg-out-1718.google.com ([72.14.220.158]:63990 "EHLO fg-out-1718.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753396AbYD3BPX (ORCPT ); Tue, 29 Apr 2008 21:15:23 -0400 DomainKey-Signature: a=rsa-sha1; c=nofws; d=googlemail.com; s=gamma; h=message-id:date:from:user-agent:mime-version:to:cc:subject:references:in-reply-to:content-type:content-transfer-encoding; b=f2074yqRygXzXtv3SAazbNYYOFkNbUh1vUf23U+fysNpSpEHOv1gvY6wDkTZKUvLAgH1Sm5D6gwXZXiCNxJDWTNRNv+6YFKYrmCHgovsrc0K7l3KzonNDBbqHNbZql93PWsqyeTSLtZDdAQkcO+/8y7+9Cpx47R6LpuHj0hUzQw= Message-ID: <4817C81D.20503@googlemail.com> Date: Wed, 30 Apr 2008 03:15:09 +0200 From: Gabriel C User-Agent: Thunderbird 2.0.0.12 (X11/20080227) MIME-Version: 1.0 To: Kevin Winchester CC: Ingo Molnar , Linux Kernel Mailing List , Thomas Gleixner Subject: Re: 2.6.25-git WARNING: at arch/x86/kernel/genapic_64.c:86 read_apic_id+0x2e/0x46() References: <4817B67A.40308@gmail.com> In-Reply-To: <4817B67A.40308@gmail.com> Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Kevin Winchester wrote: > Hi Ingo, > > I am getting the following in my dmesg on every boot. It was reported before[1], so I figured someone was working on it. However, I haven't seen it get fixed yet, so is there anything I can do to help? There is a patch already for this issue. I think is not yet pushed to Linus. http://lkml.org/lkml/2008/4/25/107 > > > [ 0.071066] ------------[ cut here ]------------ > [ 0.071098] WARNING: at arch/x86/kernel/genapic_64.c:86 read_apic_id+0x2e/0x46() > [ 0.071140] Pid: 1, comm: swapper Not tainted 2.6.25-06589-gc65a350 #18 > [ 0.071169] > [ 0.071170] Call Trace: > [ 0.071216] [] warn_on_slowpath+0x53/0x81 > [ 0.071247] [] ? save_trace+0x3f/0x95 > [ 0.071996] [] ? mark_lock+0x345/0x36d > [ 0.072025] [] ? __lock_acquire+0x898/0x8b9 > [ 0.072055] [] ? atomic_notifier_chain_register+0x18/0x41 > [ 0.072087] [] ? atomic_notifier_chain_register+0x35/0x41 > [ 0.072118] [] read_apic_id+0x2e/0x46 > [ 0.072147] [] verify_local_APIC+0xaa/0x16a > [ 0.072177] [] APIC_init_uniprocessor+0x54/0xf6 > [ 0.072208] [] ? spawn_softlockup_task+0x56/0x5a > [ 0.072237] [] kernel_init+0x4c/0x1d6 > [ 0.072267] [] ? _spin_unlock_irq+0x50/0x5d > [ 0.072296] [] ? trace_hardirqs_on_thunk+0x35/0x3a > [ 0.072326] [] ? trace_hardirqs_on+0xf8/0x122 > [ 0.072357] [] child_rip+0xa/0x12 > [ 0.072385] [] ? restore_args+0x0/0x30 > [ 0.072414] [] ? kernel_init+0x0/0x1d6 > [ 0.072442] [] ? child_rip+0x0/0x12 > [ 0.072468] > [ 0.072521] ---[ end trace 4eaa2a86a8e2da22 ]--- > [ 0.072549] ------------[ cut here ]------------ > [ 0.072575] WARNING: at arch/x86/kernel/genapic_64.c:86 read_apic_id+0x2e/0x46() > [ 0.072616] Pid: 1, comm: swapper Tainted: G W 2.6.25-06589-gc65a350 #18 > [ 0.072655] > [ 0.072656] Call Trace: > [ 0.072701] [] warn_on_slowpath+0x53/0x81 > [ 0.072729] [] ? save_trace+0x3f/0x95 > [ 0.072757] [] ? mark_lock+0x345/0x36d > [ 0.072786] [] ? __lock_acquire+0x898/0x8b9 > [ 0.072815] [] ? atomic_notifier_chain_register+0x18/0x41 > [ 0.072847] [] ? atomic_notifier_chain_register+0x35/0x41 > [ 0.072877] [] read_apic_id+0x2e/0x46 > [ 0.072906] [] verify_local_APIC+0xe1/0x16a > [ 0.072936] [] APIC_init_uniprocessor+0x54/0xf6 > [ 0.072965] [] ? spawn_softlockup_task+0x56/0x5a > [ 0.072989] [] kernel_init+0x4c/0x1d6 > [ 0.072989] [] ? _spin_unlock_irq+0x50/0x5d > [ 0.072989] [] ? trace_hardirqs_on_thunk+0x35/0x3a > [ 0.072989] [] ? trace_hardirqs_on+0xf8/0x122 > [ 0.072989] [] child_rip+0xa/0x12 > [ 0.072989] [] ? restore_args+0x0/0x30 > [ 0.072989] [] ? kernel_init+0x0/0x1d6 > [ 0.072989] [] ? child_rip+0x0/0x12 > [ 0.072989] > [ 0.072989] ---[ end trace 4eaa2a86a8e2da22 ]--- > > Regards, Gabriel C