From mboxrd@z Thu Jan 1 00:00:00 1970 From: Nageswara R Sastry Subject: Warning: at __alloc_pages_nodemask+0x3e0/0xa9c with ext4 Date: Tue, 21 Feb 2012 15:37:33 +0530 Message-ID: <4F436CE5.60803@linux.vnet.ibm.com> Mime-Version: 1.0 Content-Type: text/plain; charset=ISO-8859-1; format=flowed Content-Transfer-Encoding: 7bit Cc: linux-fsdevel@vger.kernel.org To: tytso@mit.edu Return-path: Received: from e28smtp08.in.ibm.com ([122.248.162.8]:47403 "EHLO e28smtp08.in.ibm.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752420Ab2BUKHt (ORCPT ); Tue, 21 Feb 2012 05:07:49 -0500 Received: from /spool/local by e28smtp08.in.ibm.com with IBM ESMTP SMTP Gateway: Authorized Use Only! Violators will be prosecuted for from ; Tue, 21 Feb 2012 15:37:41 +0530 Received: from d28av05.in.ibm.com (d28av05.in.ibm.com [9.184.220.67]) by d28relay04.in.ibm.com (8.13.8/8.13.8/NCO v10.0) with ESMTP id q1LA7cuZ3371102 for ; Tue, 21 Feb 2012 15:37:38 +0530 Received: from d28av05.in.ibm.com (loopback [127.0.0.1]) by d28av05.in.ibm.com (8.14.4/8.13.1/NCO v10.0 AVout) with ESMTP id q1LA7bYb020838 for ; Tue, 21 Feb 2012 21:07:38 +1100 Sender: linux-fsdevel-owner@vger.kernel.org List-ID: Hello, I am trying with 'fsfuzzer - file system fuzzer' on 's390' architecture and got the following warning: [ 1469.422770] ------------[ cut here ]------------ [ 1469.422777] WARNING: at /home/autobuild/BUILD/linux-3.2.4-20120207/mm/page_alloc.c:2096 [ 1469.422780] Modules linked in: loop qeth_l3 vmur qeth ccwgroup ipv6 autofs4 [last unloaded: scsi_wait_scan] [ 1469.422792] Modules linked in: loop qeth_l3 vmur qeth ccwgroup ipv6 autofs4 [last unloaded: scsi_wait_scan] [ 1469.422805] CPU: 1 Not tainted 3.2.4-52.x.20120207-s390xdefault #1 [ 1469.422808] Process mount (pid: 22845, task: 00000000355fca50, ksp: 0000000035e37860) [ 1469.422811] Krnl PSW : 0704100180000000 000000000021256c (__alloc_pages_nodemask+0x3e0/0xa9c) [ 1469.422822] R:0 T:1 IO:1 EX:1 Key:0 M:1 W:0 P:0 AS:0 CC:1 PM:0 EA:3 [ 1469.422826] Krnl GPRS: 0000000000007500 00000000014b9254 0000000000000000 0000000000000001 [ 1469.422829] 0000000000212374 0000000035e378b0 000000000096ef00 0000000000000000 [ 1469.422832] 0000000000970400 0000000000000000 000000000000000a 000000000000c0d0 [ 1469.422836] 0000000000000001 000000000063b050 0000000000212374 0000000035e37878 [ 1469.422848] Krnl Code: 0000000000212560: 95011000 cli 0(%r1),1 [ 1469.422852] 0000000000212564: a784ff0c brc 8,21237c [ 1469.422856] #0000000000212568: a7f40001 brc 15,21256a [ 1469.422861] >000000000021256c: 92011000 mvi 0(%r1),1 [ 1469.422865] 0000000000212570: a7f4ff06 brc 15,21237c [ 1469.422868] 0000000000212574: a7f40001 brc 15,212576 [ 1469.422872] 0000000000212578: a7f4fe33 brc 15,2121de [ 1469.422876] 000000000021257c: a7180020 lhi %r1,32 [ 1469.422880] Call Trace: [ 1469.422882] ([<0000000000212374>] __alloc_pages_nodemask+0x1e8/0xa9c) [ 1469.422886] [<0000000000212c62>] __get_free_pages+0x3a/0x78 [ 1469.422890] [<000000000025e81c>] kmalloc_order_trace+0x4c/0x198 [ 1469.422895] [<0000000000263008>] __kmalloc+0x37c/0x40c [ 1469.422899] [<00000000003648a6>] ext4_kvzalloc+0x32/0x68 [ 1469.422905] [<000000000036a010>] ext4_fill_super+0x1884/0x2ebc [ 1469.422910] [<0000000000279984>] mount_bdev+0x1dc/0x214 [ 1469.422915] [<0000000000356240>] ext4_mount+0x28/0x38 [ 1469.422919] [<000000000027a69a>] mount_fs+0x5a/0x184 [ 1469.422922] [<0000000000299da6>] vfs_kern_mount+0x66/0xe0 [ 1469.423015] [<000000000029c062>] do_kern_mount+0x52/0x114 [ 1469.423023] [<000000000029dda2>] do_mount+0x2de/0x818 [ 1469.423029] [<000000000029e7aa>] SyS_mount+0xa2/0xf0 [ 1469.423036] [<0000000000621bb4>] sysc_noemu+0x22/0x28 [ 1469.423044] [<000003fffd2789ba>] 0x3fffd2789ba [ 1469.423053] 1 lock held by mount/22845: [ 1469.423056] #0: (&type->s_umount_key#35/1){+.+.+.}, at: [<0000000000279398>] sget+0x31c/0x650 [ 1469.423077] Last Breaking-Event-Address: [ 1469.423080] [<0000000000212568>] __alloc_pages_nodemask+0x3dc/0xa9c [ 1469.423088] ---[ end trace c14e2e3b807091a4 ]--- Environment: Architecture: s390 (64-bit) Kernel: 3.2.4 Please let me know if you need more information. Regards R.Nageswara Sastry