* [Bug 14287] New: ext4: fixpoint divide exception at ext4_fill_super
@ 2009-10-01 5:58 bugzilla-daemon
2009-10-01 5:59 ` [Bug 14287] " bugzilla-daemon
` (5 more replies)
0 siblings, 6 replies; 9+ messages in thread
From: bugzilla-daemon @ 2009-10-01 5:58 UTC (permalink / raw)
To: linux-ext4
http://bugzilla.kernel.org/show_bug.cgi?id=14287
Summary: ext4: fixpoint divide exception at ext4_fill_super
Product: File System
Version: 2.5
Kernel Version: 2.6.32-rc1, 2.6.31
Platform: All
OS/Version: Linux
Tree: Mainline
Status: NEW
Severity: normal
Priority: P1
Component: ext4
AssignedTo: fs_ext4@kernel-bugs.osdl.org
ReportedBy: rnsastry@linux.vnet.ibm.com
Regression: No
Found kernel bug - fixpoint divide exception
While working with fsfuzzer
Environment: 2.6.31 and 2.6.32-rc1
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 ]---
2.6.32-rc1 stack trace
------------[ cut here ]------------
Kernel BUG at 000003e0024d6b52 [verbose debug info unavailable]
fixpoint divide exception: 0009 [#1] SMP
Modules linked in: ext4 jbd2 crc16 autofs4 lockd sunrpc ipv6 loop qeth_l2 qeth
vmur qdio 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_eckd_mod dasd_mod ext3 jbd
CPU: 2 Not tainted 2.6.32-rc2 #1
Process mount (pid: 2752, task: 00000000233e47c0, ksp: 00000000233a3910)
Krnl PSW : 0704200180000000 000003e0024d6b52 (ext4_fill_super+0x1506/0x29c0
[ext4])
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: 0000000e00000100 0000000000000100 0000000000000006 00000000200ad000
0000000000000000 0000000000000100 00000000200ad000 00000000200ad000
00000000200ae000 000000001ab6d800 0000000000000000 00000000000000e0
000003e0024b3000 000003e0024f2d28 000003e0024d6ab8 00000000233a3b00
Krnl Code: 000003e0024d6b46: b9160050 llgfr %r5,%r0
000003e0024d6b4a: a7490000 lghi %r4,0
000003e0024d6b4e: b987004a dlgr %r4,%r10
>000003e0024d6b52: b91600b5 llgfr %r11,%r5
000003e0024d6b56: a53f80d0 llill %r3,32976
000003e0024d6b5a: a7bd000c mghi %r11,12
000003e0024d6b5e: b904002b lgr %r2,%r11
000003e0024d6b62: 18a5 lr %r10,%r5
Call Trace:
([<000003e0024d6ab8>] ext4_fill_super+0x146c/0x29c0 [ext4])
[<0000000000111ed8>] get_sb_bdev+0x158/0x1b4
[<000003e0024cbe16>] ext4_get_sb+0x2e/0x40 [ext4]
[<00000000001119ac>] vfs_kern_mount+0xc0/0x19c
[<0000000000111af4>] do_kern_mount+0x58/0x114
[<000000000012d760>] do_mount+0x7b4/0x84c
[<000000000012d89c>] SyS_mount+0xa4/0xec
[<0000000000027f5a>] sysc_tracego+0xe/0x14
[<0000004e53f234e2>] 0x4e53f234e2
Last Breaking-Event-Address:
[<000003e0024d6afa>] ext4_fill_super+0x14ae/0x29c0 [ext4]
---[ end trace b8c3330dd3812f17 ]---
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^ permalink raw reply [flat|nested] 9+ messages in thread* [Bug 14287] ext4: fixpoint divide exception at ext4_fill_super 2009-10-01 5:58 [Bug 14287] New: ext4: fixpoint divide exception at ext4_fill_super bugzilla-daemon @ 2009-10-01 5:59 ` bugzilla-daemon 2009-10-01 6:01 ` bugzilla-daemon ` (4 subsequent siblings) 5 siblings, 0 replies; 9+ messages in thread From: bugzilla-daemon @ 2009-10-01 5:59 UTC (permalink / raw) To: linux-ext4 http://bugzilla.kernel.org/show_bug.cgi?id=14287 --- Comment #1 from R.N.Sastry <rnsastry@linux.vnet.ibm.com> 2009-10-01 05:59:38 --- Created an attachment (id=23215) --> (http://bugzilla.kernel.org/attachment.cgi?id=23215) fsfuzzer image to recreate the kernel stack trace in tar gzipped format -- Configure bugmail: http://bugzilla.kernel.org/userprefs.cgi?tab=email ------- You are receiving this mail because: ------- You are watching the assignee of the bug. ^ permalink raw reply [flat|nested] 9+ messages in thread
* [Bug 14287] ext4: fixpoint divide exception at ext4_fill_super 2009-10-01 5:58 [Bug 14287] New: ext4: fixpoint divide exception at ext4_fill_super bugzilla-daemon 2009-10-01 5:59 ` [Bug 14287] " bugzilla-daemon @ 2009-10-01 6:01 ` bugzilla-daemon 2009-10-16 12:29 ` bugzilla-daemon ` (3 subsequent siblings) 5 siblings, 0 replies; 9+ messages in thread From: bugzilla-daemon @ 2009-10-01 6:01 UTC (permalink / raw) To: linux-ext4 http://bugzilla.kernel.org/show_bug.cgi?id=14287 --- Comment #2 from R.N.Sastry <rnsastry@linux.vnet.ibm.com> 2009-10-01 06:01:28 --- Use the ext4.base file from already attached to other bug #14286 http://bugzilla.kernel.org/attachment.cgi?id=23214 unzip the above file(s) ext4.319.img.tar.gz ext4.base.tar.gz And download the fsfuzzer from site http://www.risesecurity.org/files/fsfuzzer-0.7.3.tar.gz Untar it cd fsfuzzer-0.7.3 ./configure make cp ext4.319.img to fsfuzzer-0.7.3/cfs cp ext4.base to fsfuzzer-0.7.3/fs and run the file named run_test in fsfuzzer-0.7.3 ./run_test ext4 319 Check the dmesg. Thanks!! -- Configure bugmail: http://bugzilla.kernel.org/userprefs.cgi?tab=email ------- You are receiving this mail because: ------- You are watching the assignee of the bug. ^ permalink raw reply [flat|nested] 9+ messages in thread
* [Bug 14287] ext4: fixpoint divide exception at ext4_fill_super 2009-10-01 5:58 [Bug 14287] New: ext4: fixpoint divide exception at ext4_fill_super bugzilla-daemon 2009-10-01 5:59 ` [Bug 14287] " bugzilla-daemon 2009-10-01 6:01 ` bugzilla-daemon @ 2009-10-16 12:29 ` bugzilla-daemon 2009-10-16 23:41 ` bugzilla-daemon ` (2 subsequent siblings) 5 siblings, 0 replies; 9+ messages in thread From: bugzilla-daemon @ 2009-10-16 12:29 UTC (permalink / raw) To: linux-ext4 http://bugzilla.kernel.org/show_bug.cgi?id=14287 --- Comment #3 from R.N.Sastry <rnsastry@linux.vnet.ibm.com> 2009-10-16 12:29:42 --- Any updates!! -- Configure bugmail: http://bugzilla.kernel.org/userprefs.cgi?tab=email ------- You are receiving this mail because: ------- You are watching the assignee of the bug. ^ permalink raw reply [flat|nested] 9+ messages in thread
* [Bug 14287] ext4: fixpoint divide exception at ext4_fill_super 2009-10-01 5:58 [Bug 14287] New: ext4: fixpoint divide exception at ext4_fill_super bugzilla-daemon ` (2 preceding siblings ...) 2009-10-16 12:29 ` bugzilla-daemon @ 2009-10-16 23:41 ` bugzilla-daemon 2009-11-04 12:54 ` bugzilla-daemon 2009-11-04 14:05 ` bugzilla-daemon 5 siblings, 0 replies; 9+ messages in thread From: bugzilla-daemon @ 2009-10-16 23:41 UTC (permalink / raw) To: linux-ext4 http://bugzilla.kernel.org/show_bug.cgi?id=14287 --- Comment #4 from Eric Sandeen <sandeen@redhat.com> 2009-10-16 23:41:07 --- No updates, this issue is not as pressing as other things the ext4 development team is currently working on ... -- Configure bugmail: http://bugzilla.kernel.org/userprefs.cgi?tab=email ------- You are receiving this mail because: ------- You are watching the assignee of the bug. ^ permalink raw reply [flat|nested] 9+ messages in thread
* [Bug 14287] ext4: fixpoint divide exception at ext4_fill_super 2009-10-01 5:58 [Bug 14287] New: ext4: fixpoint divide exception at ext4_fill_super bugzilla-daemon ` (3 preceding siblings ...) 2009-10-16 23:41 ` bugzilla-daemon @ 2009-11-04 12:54 ` bugzilla-daemon 2009-11-04 14:05 ` bugzilla-daemon 5 siblings, 0 replies; 9+ messages in thread From: bugzilla-daemon @ 2009-11-04 12:54 UTC (permalink / raw) To: linux-ext4 http://bugzilla.kernel.org/show_bug.cgi?id=14287 --- Comment #5 from R.N.Sastry <rnsastry@linux.vnet.ibm.com> 2009-11-04 12:54:07 --- Created an attachment (id=23647) --> (http://bugzilla.kernel.org/attachment.cgi?id=23647) Patch which solves this fixpoint division exception -- Configure bugmail: http://bugzilla.kernel.org/userprefs.cgi?tab=email ------- You are receiving this mail because: ------- You are watching the assignee of the bug. ^ permalink raw reply [flat|nested] 9+ messages in thread
* [Bug 14287] ext4: fixpoint divide exception at ext4_fill_super 2009-10-01 5:58 [Bug 14287] New: ext4: fixpoint divide exception at ext4_fill_super bugzilla-daemon ` (4 preceding siblings ...) 2009-11-04 12:54 ` bugzilla-daemon @ 2009-11-04 14:05 ` bugzilla-daemon 5 siblings, 0 replies; 9+ messages in thread From: bugzilla-daemon @ 2009-11-04 14:05 UTC (permalink / raw) To: linux-ext4 http://bugzilla.kernel.org/show_bug.cgi?id=14287 R.N.Sastry <rnsastry@linux.vnet.ibm.com> changed: What |Removed |Added ---------------------------------------------------------------------------- Attachment #23647|0 |1 is obsolete| | --- Comment #6 from R.N.Sastry <rnsastry@linux.vnet.ibm.com> 2009-11-04 14:05:14 --- Created an attachment (id=23648) --> (http://bugzilla.kernel.org/attachment.cgi?id=23648) Patch which solves this fixpoint division exception -- Configure bugmail: http://bugzilla.kernel.org/userprefs.cgi?tab=email ------- You are receiving this mail because: ------- You are watching the assignee of the bug. ^ permalink raw reply [flat|nested] 9+ messages in thread
[parent not found: <bug-14287-13602@https.bugzilla.kernel.org/>]
* [Bug 14287] ext4: fixpoint divide exception at ext4_fill_super [not found] <bug-14287-13602@https.bugzilla.kernel.org/> @ 2012-06-13 18:55 ` bugzilla-daemon 2012-06-13 18:55 ` bugzilla-daemon 1 sibling, 0 replies; 9+ messages in thread From: bugzilla-daemon @ 2012-06-13 18:55 UTC (permalink / raw) To: linux-ext4 https://bugzilla.kernel.org/show_bug.cgi?id=14287 Alan <alan@lxorguk.ukuu.org.uk> changed: What |Removed |Added ---------------------------------------------------------------------------- Status|NEW |RESOLVED CC| |alan@lxorguk.ukuu.org.uk Resolution| |CODE_FIX -- Configure bugmail: https://bugzilla.kernel.org/userprefs.cgi?tab=email ------- You are receiving this mail because: ------- You are watching the assignee of the bug. ^ permalink raw reply [flat|nested] 9+ messages in thread
* [Bug 14287] ext4: fixpoint divide exception at ext4_fill_super [not found] <bug-14287-13602@https.bugzilla.kernel.org/> 2012-06-13 18:55 ` bugzilla-daemon @ 2012-06-13 18:55 ` bugzilla-daemon 1 sibling, 0 replies; 9+ messages in thread From: bugzilla-daemon @ 2012-06-13 18:55 UTC (permalink / raw) To: linux-ext4 https://bugzilla.kernel.org/show_bug.cgi?id=14287 Alan <alan@lxorguk.ukuu.org.uk> changed: What |Removed |Added ---------------------------------------------------------------------------- Status|RESOLVED |CLOSED -- Configure bugmail: https://bugzilla.kernel.org/userprefs.cgi?tab=email ------- You are receiving this mail because: ------- You are watching the assignee of the bug. ^ permalink raw reply [flat|nested] 9+ messages in thread
end of thread, other threads:[~2012-06-13 18:55 UTC | newest]
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2009-10-01 5:58 [Bug 14287] New: ext4: fixpoint divide exception at ext4_fill_super bugzilla-daemon
2009-10-01 5:59 ` [Bug 14287] " bugzilla-daemon
2009-10-01 6:01 ` bugzilla-daemon
2009-10-16 12:29 ` bugzilla-daemon
2009-10-16 23:41 ` bugzilla-daemon
2009-11-04 12:54 ` bugzilla-daemon
2009-11-04 14:05 ` bugzilla-daemon
[not found] <bug-14287-13602@https.bugzilla.kernel.org/>
2012-06-13 18:55 ` bugzilla-daemon
2012-06-13 18:55 ` bugzilla-daemon
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