oops message when installing kdb on 2.6.31.8 - entering with KDB_ENTER

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Dear developers and users,
I am trying to install kdb-v4.4-2.6.31-common-4.bz2 and=A0kdb-v4.4-2.6.31-x=
86-4.bz2on 2.6.31.8 stock-kernel =A0- the stock kernel is patched and insta=
lled in Fedora 12running on =A0an OPTIPLEX - 780 from DELL.=A0
1. the patches are applied cleanly
2. configuration and compilation is done cleanly
3. when I try to use the pause from the USB-UHCI keyboard, the system freez=
es
4. so< i wrote a simple module that can just load and enter KDB using=A0=A0=
=A0 =A0KDB_ENTER()=A0
5. when I did that in a uniprocess mode(maxcpus=3D1), the following oops me=
ssage=A0=A0 =A0was dumped.=A0=A0=A0 =A0Please let me know, if there are any=
 patches for this particular problem.
Regards,
babu K=A0=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=
=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=
=3D=3D=3D=3D=3D=3D=3D=3DHello, worldBUG: unable to handle kernel paging req=
uest at c05effb1IP: [<c0784dd2>] kdba_setjmp+0x1a/0x49*pdpt =3D 0000000000a=
f5001 *pde =3D 00000000004001e1=A0Oops: 0003 [#1] SMP=A0last sysfs file: /s=
ys/devices/pci0000:00/0000:00:1f.2/host0/target0:0:0/0:0:0:0/block/sda/sda5=
/startModules linked in: hello(+) dm_multipath kvm uinput snd_hda_codec_ana=
log snd_hda_intel snd_hda_codec snd_hwdep snd_seq snd_seq_device ppdev parp=
ort_pc dcdbas snd_pcm snd_timer pcspkr snd iTCO_wdt iTCO_vendor_support par=
port serio_raw i2c_i801 soundcore snd_page_alloc e1000e wmi ata_generic pat=
a_acpi usb_storage i915 drm i2c_algo_bit i2c_core video output [last unload=
ed: scsi_wait_scan]
Pid: 666, comm: insmod Not tainted (2.6.31.8-desd_dssd_kernel_prg_mar2010 #=
1) OptiPlex 780 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0=A0EIP: 0060:[<c0784dd2>] EF=
LAGS: 00010046 CPU: 0EIP is at kdba_setjmp+0x1a/0x49EAX: c05effb1 EBX: c096=
c897 ECX: 0700f000 EDX: f7e01000ESI: c4835860 EDI: 00000000 EBP: c4dc9e20 E=
SP: c4dc9e1c=A0DS: 007b ES: 007b FS: 00d8 GS: 00e0 SS: 0068Process insmod (=
pid: 666, ti=3Dc4dc8000 task=3Dc4835860 task.ti=3Dc4dc8000)Stack:=A0424d3a1=
9 c4dc9eb0 c05effb1 f7e01000 c4dc9e94 00000000 fffffff7 00000000<0> 0000000=
1 00000004 00000001 c4dc9f34 424d3a19 f7030000 c4dc9e68 c0691d13<0> f703000=
0 00000000 424d3a19 c4dc9e94 c0691f2c 014d3a19 00000000 424d3a19Call Trace:=
=A0[<c05effb1>] ? kdb_main_loop+0x5d8/0x978=A0[<c0691d13>] ? notify_update+=
0x30/0x43=A0[<c0691f2c>] ? vt_console_print+0x206/0x225=A0[<c0836226>] ? no=
tifier_call_chain+0x37/0x67=A0[<c05eb6ad>] ? kdb_save_running+0x64/0x8e=A0[=
<c05eb6be>] ? kdb_save_running+0x75/0x8e=A0[<c0785a28>] ?
 kdba_main_loop+0x2b/0x4e=A0[<c05edf37>] ? kdb+0x6d5/0x9e9=A0[<f9b2d034>] ?=
 hello_init+0x0/0x4c [hello]=A0[<c040a54f>] ? kdb_call+0x37/0x3c=A0[<f9b2d0=
34>] ? hello_init+0x0/0x4c [hello]=A0[<c083007b>] ? hrtimer_cpu_notify+0x10=
/0x174=A0[<f9b2d068>] ? hello_init+0x34/0x4c [hello]=A0[<c0403085>] ? do_on=
e_initcall+0x5c/0x15b=A0[<c04776d4>] ? sys_init_module+0xc6/0x1ea=A0[<c0409=
8db>] ? sysenter_do_call+0x12/0x28Code: fc 65 33 05 14 00 00 00 74 05 e8 06=
 49 cc ff c9 c3 55 89 e5 83 ec 04 0f 1f 44 00 00 65 a1 14 00 00 00 89 45 fc=
 31 c0 8b 44 24 08 <89> 18 89 70 04 89 78 08 8b 0c 24 89 48 0c 8d 4c 24 08 =
89 48 10=A0EIP: [<c0784dd2>] kdba_setjmp+0x1a/0x49 SS:ESP 0068:c4dc9e1cCR2:=
 00000000c05effb1---[ end trace 756d9c46b5afd5cf ]---=A0=3D=3D=3D=3D=3D=3D=
=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=
=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D
=A0=0A=0A=0A      
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<table cellspacing=3D"0" cellpadding=3D"0" border=3D"0" ><tr><td valign=3D"=
top" style=3D"font: inherit;">Dear developers and users,<div><br class=3D"w=
ebkit-block-placeholder"></div><div>I am trying to install kdb-v4.4-2.6.31-=
common-4.bz2 and=A0<span class=3D"Apple-style-span" style=3D"font-family: '=
Lucida Grande'; font-size: 12px; ">kdb-v4.4-2.6.31-x86-4.bz2</span></div><d=
iv><span class=3D"Apple-style-span" style=3D"font-family: 'Lucida Grande'; =
font-size: 12px;">on 2.6.31.8 stock-kernel =A0- the stock kernel is patched=
 and installed in Fedora 12</span></div><div><span class=3D"Apple-style-spa=
n" style=3D"font-family: 'Lucida Grande'; font-size: 12px;">running on =A0a=
n OPTIPLEX - 780 from DELL.=A0</span></div><div><span class=3D"Apple-style-=
span" style=3D"font-family: 'Lucida Grande'; font-size: 12px;"><br class=3D=
"webkit-block-placeholder"></span></div><div><span class=3D"Apple-style-spa=
n" style=3D"font-family: 'Lucida Grande'; font-size: 12px;">1. the patches =
are applied
 cleanly</span></div><div><span class=3D"Apple-style-span" style=3D"font-fa=
mily: 'Lucida Grande'; font-size: 12px;"><br class=3D"webkit-block-placehol=
der"></span></div><div><span class=3D"Apple-style-span" style=3D"font-famil=
y: 'Lucida Grande'; font-size: 12px;">2. configuration and compilation is d=
one cleanly</span></div><div><span class=3D"Apple-style-span" style=3D"font=
-family: 'Lucida Grande'; font-size: 12px;"><br class=3D"webkit-block-place=
holder"></span></div><div><span class=3D"Apple-style-span" style=3D"font-fa=
mily: 'Lucida Grande'; font-size: 12px;">3. when I try to use the pause fro=
m the USB-UHCI keyboard, the system freezes</span></div><div><span class=3D=
"Apple-style-span" style=3D"font-family: 'Lucida Grande'; font-size: 12px;"=
><br class=3D"webkit-block-placeholder"></span></div><div><span class=3D"Ap=
ple-style-span" style=3D"font-family: 'Lucida Grande'; font-size: 12px;">4.=
 so&lt; i wrote a simple module that can just load and enter KDB using=A0</=
span></div><div><span
 class=3D"Apple-style-span" style=3D"font-family: 'Lucida Grande'; font-siz=
e: 12px;">=A0=A0 =A0KDB_ENTER()=A0</span></div><div><span class=3D"Apple-st=
yle-span" style=3D"font-family: 'Lucida Grande'; font-size: 12px;"><br clas=
s=3D"webkit-block-placeholder"></span></div><div><span class=3D"Apple-style=
-span" style=3D"font-family: 'Lucida Grande'; font-size: 12px;">5. when I d=
id that in a uniprocess mode(maxcpus=3D1), the following oops message</span=
></div><div><span class=3D"Apple-style-span" style=3D"font-family: 'Lucida =
Grande'; font-size: 12px;">=A0=A0 =A0was dumped.=A0</span></div><div><span =
class=3D"Apple-style-span" style=3D"font-family: 'Lucida Grande'; font-size=
: 12px;">=A0=A0 =A0Please let me know, if there are any patches for this pa=
rticular problem.</span></div><div><span class=3D"Apple-style-span" style=
=3D"font-family: 'Lucida Grande'; font-size: 12px;"><br class=3D"webkit-blo=
ck-placeholder"></span></div><div><span class=3D"Apple-style-span" style=3D=
"font-family: 'Lucida Grande';
 font-size: 12px;">Regards,</span></div><div><span class=3D"Apple-style-spa=
n" style=3D"font-family: 'Lucida Grande'; font-size: 12px;"><br class=3D"we=
bkit-block-placeholder"></span></div><div><span class=3D"Apple-style-span" =
style=3D"font-family: 'Lucida Grande'; font-size: 12px;">babu K=A0</span></=
div><div><span class=3D"Apple-style-span" style=3D"font-family: 'Lucida Gra=
nde'; font-size: 12px;">=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=
=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=
=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D</span></div><div><span class=3D"App=
le-style-span" style=3D"font-family: 'Lucida Grande'; font-size: 12px;"><di=
v>Hello, world</div><div>BUG: unable to handle kernel paging request at c05=
effb1</div><div>IP: [&lt;c0784dd2&gt;] kdba_setjmp+0x1a/0x49</div><div>*pdp=
t =3D 0000000000af5001 *pde =3D 00000000004001e1=A0</div><div>Oops: 0003 [#=
1] SMP=A0</div><div>last sysfs file: /sys/devices/pci0000:00/0000:00:1f.2/h=
ost0/target0:0:0/0:0:0:0/block/sda/sda5/start</div><div>Modules linked in: =
hello(+) dm_multipath kvm uinput snd_hda_codec_analog
 snd_hda_intel snd_hda_codec snd_hwdep snd_seq snd_seq_device ppdev parport=
_pc dcdbas snd_pcm snd_timer pcspkr snd iTCO_wdt iTCO_vendor_support parpor=
t serio_raw i2c_i801 soundcore snd_page_alloc e1000e wmi ata_generic pata_a=
cpi usb_storage i915 drm i2c_algo_bit i2c_core video output [last unloaded:=
 scsi_wait_scan]</div><div><br class=3D"webkit-block-placeholder"></div><di=
v>Pid: 666, comm: insmod Not tainted (2.6.31.8-desd_dssd_kernel_prg_mar2010=
 #1) OptiPlex 780 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0=A0</div><div>EIP: 0060:[&=
lt;c0784dd2&gt;] EFLAGS: 00010046 CPU: 0</div><div>EIP is at kdba_setjmp+0x=
1a/0x49</div><div>EAX: c05effb1 EBX: c096c897 ECX: 0700f000 EDX: f7e01000</=
div><div>ESI: c4835860 EDI: 00000000 EBP: c4dc9e20 ESP: c4dc9e1c</div><div>=
=A0DS: 007b ES: 007b FS: 00d8 GS: 00e0 SS: 0068</div><div>Process insmod (p=
id: 666, ti=3Dc4dc8000 task=3Dc4835860 task.ti=3Dc4dc8000)</div><div>Stack:=
</div><div>=A0424d3a19 c4dc9eb0 c05effb1 f7e01000 c4dc9e94 00000000 fffffff=
7
 00000000</div><div>&lt;0&gt; 00000001 00000004 00000001 c4dc9f34 424d3a19 =
f7030000 c4dc9e68 c0691d13</div><div>&lt;0&gt; f7030000 00000000 424d3a19 c=
4dc9e94 c0691f2c 014d3a19 00000000 424d3a19</div><div>Call Trace:</div><div=
>=A0[&lt;c05effb1&gt;] ? kdb_main_loop+0x5d8/0x978</div><div>=A0[&lt;c0691d=
13&gt;] ? notify_update+0x30/0x43</div><div>=A0[&lt;c0691f2c&gt;] ? vt_cons=
ole_print+0x206/0x225</div><div>=A0[&lt;c0836226&gt;] ? notifier_call_chain=
+0x37/0x67</div><div>=A0[&lt;c05eb6ad&gt;] ? kdb_save_running+0x64/0x8e</di=
v><div>=A0[&lt;c05eb6be&gt;] ? kdb_save_running+0x75/0x8e</div><div>=A0[&lt=
;c0785a28&gt;] ? kdba_main_loop+0x2b/0x4e</div><div>=A0[&lt;c05edf37&gt;] ?=
 kdb+0x6d5/0x9e9</div><div>=A0[&lt;f9b2d034&gt;] ? hello_init+0x0/0x4c [hel=
lo]</div><div>=A0[&lt;c040a54f&gt;] ? kdb_call+0x37/0x3c</div><div>=A0[&lt;=
f9b2d034&gt;] ? hello_init+0x0/0x4c [hello]</div><div>=A0[&lt;c083007b&gt;]=
 ? hrtimer_cpu_notify+0x10/0x174</div><div>=A0[&lt;f9b2d068&gt;] ?
 hello_init+0x34/0x4c [hello]</div><div>=A0[&lt;c0403085&gt;] ? do_one_init=
call+0x5c/0x15b</div><div>=A0[&lt;c04776d4&gt;] ? sys_init_module+0xc6/0x1e=
a</div><div>=A0[&lt;c04098db&gt;] ? sysenter_do_call+0x12/0x28</div><div>Co=
de: fc 65 33 05 14 00 00 00 74 05 e8 06 49 cc ff c9 c3 55 89 e5 83 ec 04 0f=
 1f 44 00 00 65 a1 14 00 00 00 89 45 fc 31 c0 8b 44 24 08 &lt;89&gt; 18 89 =
70 04 89 78 08 8b 0c 24 89 48 0c 8d 4c 24 08 89 48 10=A0</div><div>EIP: [&l=
t;c0784dd2&gt;] kdba_setjmp+0x1a/0x49 SS:ESP 0068:c4dc9e1c</div><div>CR2: 0=
0000000c05effb1</div><div>---[ end trace 756d9c46b5afd5cf ]---</div><div>=
=A0</div></span></div><div><span class=3D"Apple-style-span" style=3D"font-f=
amily: 'Lucida Grande'; font-size: 12px;">=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=
=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=
=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D</span></div><d=
iv><span class=3D"Apple-style-span" style=3D"font-family: 'Lucida Grande'; =
font-size: 12px;"><br class=3D"webkit-block-placeholder"></span></div><div>=
<span class=3D"Apple-style-span"
 style=3D"font-family: 'Lucida Grande'; font-size: 12px;">=A0</span></div><=
/td></tr></table><br>=0A=0A=0A=0A=0A=0A=0A=0A      
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