Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1751208AbWIUNMM (ORCPT ); Thu, 21 Sep 2006 09:12:12 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1751203AbWIUNMM (ORCPT ); Thu, 21 Sep 2006 09:12:12 -0400 Received: from hellhawk.shadowen.org ([80.68.90.175]:5651 "EHLO hellhawk.shadowen.org") by vger.kernel.org with ESMTP id S1751199AbWIUNML (ORCPT ); Thu, 21 Sep 2006 09:12:11 -0400 Message-ID: <45128F94.1080502@shadowen.org> Date: Thu, 21 Sep 2006 14:11:48 +0100 From: Andy Whitcroft User-Agent: Thunderbird 1.5.0.5 (X11/20060812) MIME-Version: 1.0 To: Andrew Morton CC: linux-kernel@vger.kernel.org Subject: Re: 2.6.18-rc7-mm1 -- ppc64 crash in slab_node ?? References: <20060919012848.4482666d.akpm@osdl.org> In-Reply-To: <20060919012848.4482666d.akpm@osdl.org> X-Enigmail-Version: 0.94.0.0 Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 2599 Lines: 51 Hmmm seeing this on a ppc64 lpar. PID hash table entries: 4096 (order: 12, 32768 bytes) Console: colour dummy device 80x25 Dentry cache hash table entries: 262144 (order: 9, 2097152 bytes) Inode-cache hash table entries: 131072 (order: 8, 1048576 bytes) freeing bootmem node 0 freeing bootmem node 1 Memory: 2042288k/2097152k available (5752k kernel code, 55392k reserved, 1456k data, 875k bss, 252k init) Unable to handle kernel paging request for data at address 0x00000004 Faulting instruction address: 0xc0000000000bc830 Oops: Kernel access of bad area, sig: 11 [#1] SMP NR_CPUS=128 NUMA Modules linked in: NIP: C0000000000BC830 LR: C0000000000C7DF4 CTR: 0000000000000000 REGS: c00000000070f990 TRAP: 0300 Not tainted (2.6.18-rc7-mm1-autokern1) MSR: 8000000000001032 CR: 24004022 XER: 0000000B DAR: 0000000000000004, DSISR: 0000000040000000 TASK = c0000000005c0900[0] 'swapper' THREAD: c00000000070c000 CPU: 0 GPR00: C0000000000C80DC C00000000070FC10 C00000000070B1A0 0000000000000000 GPR04: 00000000000000D0 0000000000000000 0000000000000000 0000000000000042 GPR08: 0000000000000000 C0000000005C0900 0000000000000000 C00000007FFF3800 GPR12: 0000000024004022 C0000000005C1480 0000000000000000 0000000000000000 GPR16: 0000000000000000 0000000000000000 0000000000000000 4000000001C00000 GPR20: 0000000000000000 0000000000000000 0000000000141000 C0000000004DA2D0 GPR24: 000000000199FB40 0000000000000000 0000000000042000 C0000000005F31A8 GPR28: C0000000005F31A8 C0000000007416E8 C0000000005FCC60 00000000000000D0 NIP [C0000000000BC830] .slab_node+0x10/0x78 LR [C0000000000C7DF4] .fallback_alloc+0x3c/0x100 Call Trace: [C00000000070FC10] [8000000000001032] 0x8000000000001032 (unreliable) [C00000000070FCB0] [C0000000000C80DC] .kmem_cache_zalloc+0x128/0x150 [C00000000070FD50] [C0000000000C90BC] .kmem_cache_create+0x2a0/0x6ac [C00000000070FE30] [C00000000057BF90] .kmem_cache_init+0x1b4/0x4f8 [C00000000070FEF0] [C00000000055F7BC] .start_kernel+0x214/0x33c [C00000000070FF90] [C0000000000084F4] .start_here_common+0x50/0x5c Instruction dump: 7fc3f378 60000000 e8010010 eba1ffe8 ebc1fff0 ebe1fff8 7c0803a6 4e800020 fbc1fff0 ebc2ce20 60000000 60000000 2f800002 419e0038 2c800001 <0>Kernel panic - not syncing: Attempted to kill the idle task! Given all the problems with -mm1 I'm not sure how hard to search for this. -apw - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/