From: Nageswara R Sastry <rnsastry@linux.vnet.ibm.com>
To: linux-ext4 <linux-ext4@vger.kernel.org>
Cc: Kamalesh Babulal <kamalesh@linux.vnet.ibm.com>,
sachin p sant <sachinp@linux.vnet.ibm.com>,
Ramon <rcvalle@linux.vnet.ibm.com>
Subject: [OOPs] ext4: fixpoint divide exception at ext4_fill_super+0x141c/0x2908
Date: Tue, 25 Aug 2009 11:09:56 +0530 [thread overview]
Message-ID: <4A93792C.2000705@linux.vnet.ibm.com> (raw)
Hi,
Found kernel bug - fixpoint divide exception
While working with fsfuzzer
Environment: 2.6.31-rc7
Architecture: s390 and ppc64
------------[ cut here ]------------
Kernel BUG at 000003e00429d934 [verbose debug info unavailable]
fixpoint divide exception: 0009 [#1] SMP
Modules linked in: ext4 jbd2 crc16 loop autofs4 lockd sunrpc ipv6
qeth_l2 qeth
q
dio vmur ccwgroup dm_round_robin dm_multipath scsi_dh sd_mod scsi_mod
multipath
dm_snapshot dm_zero dm_mirror dm_region_hash dm_log dm_mod dasd_fba_mod
dasd_eck
d_mod dasd_mod ext3 jbd
CPU: 2 Not tainted 2.6.31-rc6 #1
Process mount (pid: 2675, task: 000000003ed06038, ksp: 0000000036217920)
Krnl PSW : 0704200180000000 000003e00429d934 (ext4_fill_super+0x1478/0x2908
[ext
4])
R:0 T:1 IO:1 EX:1 Key:0 M:1 W:0 P:0 AS:0 CC:2 PM:0 EA:3
Krnl GPRS: 0000000000000100 0000000000000100 0000000000000006
000000002fc61800
0000000000000000 0000000000000100 000000002fc61800
000000002fc61800
000000003143a800 00000000000000e0 0000000000000000
000000003eb0d800
000003e00427c000 000003e0042b8958 000003e00429d87c
0000000036217b10
Krnl Code: 000003e00429d928: b9160050 llgfr %r5,%r0
000003e00429d92c: a7490000 lghi %r4,0
000003e00429d930: b987004a dlgr %r4,%r10
>000003e00429d934: b91600a5 llgfr %r10,%r5
000003e00429d938: a53f80d0 llill %r3,32976
000003e00429d93c: a7ad000c mghi %r10,12
000003e00429d940: b904002a lgr %r2,%r10
000003e00429d944: 1895 lr %r9,%r5
Call Trace:
([<000003e00429d87c>] ext4_fill_super+0x13c0/0x2908 [ext4])
[<00000000000f46f2>] get_sb_bdev+0x13e/0x19c
[<000003e00429230e>] ext4_get_sb+0x2e/0x40 [ext4]
[<00000000000f3f98>] vfs_kern_mount+0xc0/0x168
[<00000000000f40ac>] do_kern_mount+0x58/0x114
[<000000000010e558>] do_mount+0x798/0x830
[<000000000010e6a0>] SyS_mount+0xb0/0x100
[<00000000000266be>] sysc_noemu+0x10/0x16
[<0000004e53f234e2>] 0x4e53f234e2
Last Breaking-Event-Address:
[<000003e00429d8d8>] ext4_fill_super+0x141c/0x2908 [ext4]
---[ end trace b5563edf9c0c9b52 ]---
*P.S. If you need any information please let me know. Please cc me as I
am not subscribed to the list.
Thanks and Regards
R.Nageswara Sastry
next reply other threads:[~2009-08-25 5:39 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2009-08-25 5:39 Nageswara R Sastry [this message]
2009-11-04 12:40 ` [OOPs] ext4: fixpoint divide exception at ext4_fill_super+0x141c/0x2908 Nageswara R Sastry
2009-11-04 13:54 ` Nageswara R Sastry
2009-11-06 19:48 ` Theodore Tso
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