Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1946536AbWJSVnc (ORCPT ); Thu, 19 Oct 2006 17:43:32 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1946539AbWJSVnc (ORCPT ); Thu, 19 Oct 2006 17:43:32 -0400 Received: from e1.ny.us.ibm.com ([32.97.182.141]:16025 "EHLO e1.ny.us.ibm.com") by vger.kernel.org with ESMTP id S1946536AbWJSVnb (ORCPT ); Thu, 19 Oct 2006 17:43:31 -0400 Subject: Re: kernel BUG in __cache_alloc_node at linux-2.6.git/mm/slab.c:3177! From: Will Schmidt Reply-To: will_schmidt@vnet.ibm.com To: Christoph Lameter Cc: Anton Blanchard , akpm@osdl.org, linuxppc-dev@ozlabs.org, Paul Mackerras , linux-kernel@vger.kernel.org In-Reply-To: References: <1161026409.31903.15.camel@farscape> <1161031821.31903.28.camel@farscape> <17717.50596.248553.816155@cargo.ozlabs.ibm.com> <17718.39522.456361.987639@cargo.ozlabs.ibm.com> <17719.1849.245776.4501@cargo.ozlabs.ibm.com> <20061019163044.GB5819@krispykreme> <1161290229.8946.51.camel@farscape> Content-Type: text/plain Organization: IBM Date: Thu, 19 Oct 2006 16:43:16 -0500 Message-Id: <1161294197.8946.56.camel@farscape> Mime-Version: 1.0 X-Mailer: Evolution 2.6.1 Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 3418 Lines: 98 On Thu, 2006-19-10 at 14:28 -0700, Christoph Lameter wrote: > On Thu, 19 Oct 2006, Will Schmidt wrote: > > > This didnt fix the problem on my box. I tried this both against mm and > > linux-2.6.git > > Same failure condition? Would you also apply the printk patch and send > me the output? Yup, here it is: ----------------------------------------------------- ppc64_pft_size = 0x18 physicalMemorySize = 0x22000000 ppc64_caches.dcache_line_size = 0x80 ppc64_caches.icache_line_size = 0x80 htab_address = 0x0000000000000000 htab_hash_mask = 0x1ffff ----------------------------------------------------- Linux version 2.6.19-rc2-mm1 (willschm@airbag2) (gcc version 4.1.0 (SUSE Linux)) #2 SMP Thu Oct 19 16:37:26 CDT 2006 [boot]0012 Setup Arch NUMA associativity depth for CPU/Memory: 3 adding cpu 0 to node 0 node 0 NODE_DATA() = c000000015ffed80 start_paddr = 8000000 end_paddr = 16000000 bootmap_paddr = 15ffc000 reserve_bootmem ffc0000 40000 reserve_bootmem 15ffc000 2000 reserve_bootmem 15ffed80 1280 node 1 NODE_DATA() = c000000021ff7b80 start_paddr = 0 end_paddr = 22000000 bootmap_paddr = 21ff2000 reserve_bootmem 0 851000 reserve_bootmem 2655000 9000 reserve_bootmem 77b2000 84e000 reserve_bootmem 21ff2000 5000 reserve_bootmem 21ff7b80 1280 reserve_bootmem 21ff8e58 71a4 No ramdisk, default root is /dev/sda2 EEH: No capable adapters found PPC64 nvram contains 7168 bytes Zone PFN ranges: DMA 0 -> 139264 Normal 139264 -> 139264 early_node_map[3] active PFN ranges 1: 0 -> 32768 0: 32768 -> 90112 1: 90112 -> 139264 [boot]0015 Setup Done Built 2 zonelists. Total pages: 136576 Kernel command line: root=/dev/sda3 xmon=on numa=debug [boot]0020 XICS Init [boot]0021 XICS Done PID hash table entries: 4096 (order: 12, 32768 bytes) Console: colour dummy device 80x25 Dentry cache hash table entries: 131072 (order: 8, 1048576 bytes) Inode-cache hash table entries: 65536 (order: 7, 524288 bytes) freeing bootmem node 0 freeing bootmem node 1 Memory: 530216k/557056k available (5544k kernel code, 30508k reserved, 2232k data, 548k bss, 248k init) Get cache descritor __cache_alloc __cache_alloc_node 0 fallback_alloc __cache_alloc_node 0 __cache_alloc_node 1 kernel BUG in __cache_alloc_node at /development/kernels/2.6-mm/mm/slab.c:3193! cpu 0x0: Vector: 700 (Program Check) at [c00000000079b8d0] pc: c0000000000b70f8: .__cache_alloc_node+0x5c/0x208 lr: c0000000000b70e0: .__cache_alloc_node+0x44/0x208 sp: c00000000079bb50 msr: 8000000000021032 current = 0xc00000000058ca90 paca = 0xc00000000058d380 pid = 0, comm = swapper kernel BUG in __cache_alloc_node at /development/kernels/2.6-mm/mm/slab.c:3193! enter ? for help [c00000000079bc00] c0000000000b735c .fallback_alloc+0xb8/0xfc [c00000000079bca0] c0000000000b7930 .kmem_cache_zalloc+0xd4/0x128 [c00000000079bd40] c0000000000b9af4 .kmem_cache_create+0x1f4/0x604 [c00000000079be30] c000000000546d98 .kmem_cache_init+0x1d8/0x4b0 [c00000000079bef0] c00000000052c748 .start_kernel+0x244/0x328 [c00000000079bf90] c0000000000084f8 .start_here_common+0x54/0x5c 0:mon> - 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/