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
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