From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1756120Ab0CIVKC (ORCPT ); Tue, 9 Mar 2010 16:10:02 -0500 Received: from mail-bw0-f209.google.com ([209.85.218.209]:50933 "EHLO mail-bw0-f209.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1754783Ab0CIVJ7 (ORCPT ); Tue, 9 Mar 2010 16:09:59 -0500 DomainKey-Signature: a=rsa-sha1; c=nofws; d=gmail.com; s=gamma; h=mime-version:date:message-id:subject:from:to:content-type; b=VqN2Ne5w8ZmdCRhOLVsjbQfFOMPZytxYSQceh8ZIZRP8Oh//esbcsF3QOiZhdTSkf7 HGEnJTlxuGPYlTHCweIPv6Pf26MMO69Lrvi649d5Fr/VLvOpXVgz1HhLYIvgAomFC0xW rqf0rB6s+cF/BKx9pdh4uY0s3f0gwnifxlGZ0= MIME-Version: 1.0 Date: Tue, 9 Mar 2010 22:09:57 +0100 Message-ID: Subject: USBFS Memory allocation Bug From: Markus Rechberger To: LKML , Greg KH , Alan Stern Content-Type: text/plain; charset=ISO-8859-1 Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Hi, I just stumbled around following issue: [275835.163502] Pid: 14298, comm: mediasrv Not tainted 2.6.33 #7 [275835.163505] Call Trace: [275835.163514] [] __alloc_pages_nodemask+0x5b6/0x700 [275835.163520] [] alloc_pages_current+0x87/0xd0 [275835.163525] [] __get_free_pages+0x9/0x50 [275835.163529] [] __kmalloc+0x13b/0x1f0 [275835.163535] [] proc_do_submiturb+0x2ff/0x9d0 [275835.163539] [] usbdev_do_ioctl+0x6f9/0x14a0 [275835.163544] [] ? try_get_mem_cgroup_from_mm+0x1f/0x70 [275835.163549] [] ? finish_task_switch+0x4b/0xe0 [275835.163554] [] ? __mem_cgroup_try_charge+0x50/0x210 [275835.163558] [] ? __mem_cgroup_commit_charge+0x3f/0x90 [275835.163562] [] ? mem_cgroup_charge_common+0x76/0x90 [275835.163566] [] ? lru_cache_add_lru+0x14/0x30 [275835.163570] [] usbdev_ioctl+0x43/0x80 [275835.163576] [] vfs_ioctl+0x35/0xc0 [275835.163580] [] ? default_spin_lock_flags+0x9/0x10 [275835.163584] [] do_vfs_ioctl+0x81/0x560 [275835.163589] [] ? __up_read+0x46/0xc0 [275835.163594] [] ? up_read+0x9/0x10 [275835.163598] [] sys_ioctl+0x82/0xa0 [275835.163604] [] system_call_fastpath+0x16/0x1b [275835.163606] Mem-Info: [275835.163608] Node 0 DMA per-cpu: [275835.163612] CPU 0: hi: 0, btch: 1 usd: 0 [275835.163614] CPU 1: hi: 0, btch: 1 usd: 0 [275835.163616] Node 0 DMA32 per-cpu: [275835.163619] CPU 0: hi: 186, btch: 31 usd: 0 [275835.163621] CPU 1: hi: 186, btch: 31 usd: 147 [275835.163623] Node 0 Normal per-cpu: [275835.163626] CPU 0: hi: 186, btch: 31 usd: 0 [275835.163629] CPU 1: hi: 186, btch: 31 usd: 0 [275835.163634] active_anon:105063 inactive_anon:70615 isolated_anon:0 [275835.163635] active_file:194534 inactive_file:181212 isolated_file:0 [275835.163636] unevictable:0 dirty:42 writeback:0 unstable:0 [275835.163637] free:89728 slab_reclaimable:315969 slab_unreclaimable:15720 [275835.163639] mapped:24777 shmem:40448 pagetables:6350 bounce:0 [275835.163641] Node 0 DMA free:15832kB min:28kB low:32kB high:40kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB isolated(anon):0kB isolated(file):0kB present:15224kB mlocked:0kB dirty:0kB writeback:0kB mapped:0kB shmem:0kB slab_reclaimable:0kB slab_unreclaimable:8kB kernel_stack:0kB pagetables:0kB unstable:0kB bounce:0kB writeback_tmp:0kB pages_scanned:0 all_unreclaimable? no [275835.163652] lowmem_reserve[]: 0 2965 3975 3975 [275835.163657] Node 0 DMA32 free:294784kB min:6004kB low:7504kB high:9004kB active_anon:274660kB inactive_anon:100000kB active_file:559472kB inactive_file:547164kB unevictable:0kB isolated(anon):0kB isolated(file):0kB present:3036832kB mlocked:0kB dirty:76kB writeback:0kB mapped:53624kB shmem:106460kB slab_reclaimable:1139344kB slab_unreclaimable:33336kB kernel_stack:448kB pagetables:6408kB unstable:0kB bounce:0kB writeback_tmp:0kB pages_scanned:0 all_unreclaimable? no [275835.163669] lowmem_reserve[]: 0 0 1010 1010 [275835.163673] Node 0 Normal free:48296kB min:2044kB low:2552kB high:3064kB active_anon:145592kB inactive_anon:182460kB active_file:218664kB inactive_file:177684kB unevictable:0kB isolated(anon):0kB isolated(file):0kB present:1034240kB mlocked:0kB dirty:92kB writeback:0kB mapped:45484kB shmem:55332kB slab_reclaimable:124532kB slab_unreclaimable:29536kB kernel_stack:2224kB pagetables:18992kB unstable:0kB bounce:0kB writeback_tmp:0kB pages_scanned:0 all_unreclaimable? no [275835.163685] lowmem_reserve[]: 0 0 0 0 [275835.163689] Node 0 DMA: 2*4kB 0*8kB 1*16kB 0*32kB 1*64kB 1*128kB 1*256kB 0*512kB 1*1024kB 1*2048kB 3*4096kB = 15832kB [275835.163701] Node 0 DMA32: 16122*4kB 21655*8kB 2766*16kB 272*32kB 52*64kB 4*128kB 1*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 294784kB [275835.163712] Node 0 Normal: 3266*4kB 644*8kB 1721*16kB 47*32kB 7*64kB 3*128kB 1*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 48344kB [275835.163724] 416200 total pagecache pages [275835.163726] 0 pages in swap cache [275835.163728] Swap cache stats: add 0, delete 0, find 0/0 [275835.163730] Free swap = 0kB [275835.163731] Total swap = 0kB [275835.186808] 1048560 pages RAM [275835.186811] 42285 pages reserved [275835.186813] 387040 pages shared [275835.186814] 588137 pages non-shared [275835.491094] mediasrv: page allocation failure. order:6, mode:0x40d0 [275835.491100] Pid: 14298, comm: mediasrv Not tainted 2.6.33 #7 [275835.491102] Call Trace: [275835.491112] [] __alloc_pages_nodemask+0x5b6/0x700 [275835.491118] [] alloc_pages_current+0x87/0xd0 [275835.491122] [] __get_free_pages+0x9/0x50 [275835.491127] [] __kmalloc+0x13b/0x1f0 [275835.491132] [] proc_do_submiturb+0x2ff/0x9d0 [275835.491137] [] usbdev_do_ioctl+0x6f9/0x14a0 [275835.491142] [] ? try_get_mem_cgroup_from_mm+0x1f/0x70 [275835.491147] [] ? finish_task_switch+0x4b/0xe0 [275835.491151] [] ? __mem_cgroup_try_charge+0x50/0x210 [275835.491155] [] ? __mem_cgroup_commit_charge+0x3f/0x90 [275835.491159] [] ? mem_cgroup_charge_common+0x76/0x90 [275835.491164] [] ? lru_cache_add_lru+0x14/0x30 [275835.491168] [] usbdev_ioctl+0x43/0x80 [275835.491173] [] vfs_ioctl+0x35/0xc0 [275835.491177] [] ? default_spin_lock_flags+0x9/0x10 [275835.491181] [] do_vfs_ioctl+0x81/0x560 [275835.491187] [] ? __up_read+0x46/0xc0 [275835.491192] [] ? up_read+0x9/0x10 [275835.491196] [] sys_ioctl+0x82/0xa0 [275835.491201] [] system_call_fastpath+0x16/0x1b [275835.491204] Mem-Info: [275835.491205] Node 0 DMA per-cpu: [275835.491209] CPU 0: hi: 0, btch: 1 usd: 0 [275835.491211] CPU 1: hi: 0, btch: 1 usd: 0 [275835.491213] Node 0 DMA32 per-cpu: [275835.491216] CPU 0: hi: 186, btch: 31 usd: 0 [275835.491218] CPU 1: hi: 186, btch: 31 usd: 0 [275835.491220] Node 0 Normal per-cpu: [275835.491223] CPU 0: hi: 186, btch: 31 usd: 0 [275835.491226] CPU 1: hi: 186, btch: 31 usd: 0 [275835.491231] active_anon:104889 inactive_anon:70863 isolated_anon:0 [275835.491232] active_file:174421 inactive_file:174601 isolated_file:0 [275835.491234] unevictable:0 dirty:42 writeback:0 unstable:0 [275835.491235] free:158292 slab_reclaimable:274318 slab_unreclaimable:15652 [275835.491236] mapped:23188 shmem:40448 pagetables:6350 bounce:0 [275835.491238] Node 0 DMA free:15832kB min:28kB low:32kB high:40kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB isolated(anon):0kB isolated(file):0kB present:15224kB mlocked:0kB dirty:0kB writeback:0kB mapped:0kB shmem:0kB slab_reclaimable:0kB slab_unreclaimable:8kB kernel_stack:0kB pagetables:0kB unstable:0kB bounce:0kB writeback_tmp:0kB pages_scanned:0 all_unreclaimable? no [275835.491249] lowmem_reserve[]: 0 2965 3975 3975 [275835.491254] Node 0 DMA32 free:476700kB min:6004kB low:7504kB high:9004kB active_anon:274156kB inactive_anon:100592kB active_file:517364kB inactive_file:517540kB unevictable:0kB isolated(anon):0kB isolated(file):0kB present:3036832kB mlocked:0kB dirty:76kB writeback:0kB mapped:50368kB shmem:106460kB slab_reclaimable:1029688kB slab_unreclaimable:33336kB kernel_stack:448kB pagetables:6408kB unstable:0kB bounce:0kB writeback_tmp:0kB pages_scanned:0 all_unreclaimable? no [275835.491266] lowmem_reserve[]: 0 0 1010 1010 [275835.491271] Node 0 Normal free:140636kB min:2044kB low:2552kB high:3064kB active_anon:145400kB inactive_anon:182860kB active_file:180320kB inactive_file:180864kB unevictable:0kB isolated(anon):0kB isolated(file):0kB present:1034240kB mlocked:0kB dirty:92kB writeback:0kB mapped:42384kB shmem:55332kB slab_reclaimable:67472kB slab_unreclaimable:29264kB kernel_stack:2224kB pagetables:18992kB unstable:0kB bounce:0kB writeback_tmp:0kB pages_scanned:0 all_unreclaimable? no [275835.491283] lowmem_reserve[]: 0 0 0 0 [275835.491287] Node 0 DMA: 2*4kB 0*8kB 1*16kB 0*32kB 1*64kB 1*128kB 1*256kB 0*512kB 1*1024kB 1*2048kB 3*4096kB = 15832kB [275835.491299] Node 0 DMA32: 20143*4kB 23426*8kB 10321*16kB 912*32kB 197*64kB 13*128kB 1*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 476828kB [275835.491310] Node 0 Normal: 6697*4kB 4644*8kB 2789*16kB 781*32kB 99*64kB 4*128kB 1*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 140660kB [275835.491321] 389455 total pagecache pages [275835.491323] 0 pages in swap cache [275835.491325] Swap cache stats: add 0, delete 0, find 0/0 [275835.491327] Free swap = 0kB [275835.491329] Total swap = 0kB [275835.514050] 1048560 pages RAM [275835.514053] 42285 pages reserved [275835.514055] 361109 pages shared [275835.514056] 541768 pages non-shared Markus