Re: 2.6.17-rc6-rt3

[Bruce Eleniak <beleniak@gmail.com>]

K.R. Foley wrote:
> Thomas Gleixner wrote:
>   
>> On Mon, 2006-06-12 at 12:19 -0500, K.R. Foley wrote:
>>     
>>>> BUG: unable to handle kernel paging request at virtual address f3010000
>>>>  printing eip:
>>>> *pde = 00000000
>>>> Oops: 0000 [#1]
>>>> PREEMPT SMP
>>>> Modules linked in:
>>>> CPU:    1
>>>> EIP:    0060:[<c0132f9c>]    Not tainted VLI
>>>> EFLAGS: 00010297   (2.6.17-rc6-rt4 #10)
>>>> EIP is at lookup_symbol+0x11/0x35
>>>> eax: 00000001   ebx: e083185c   ecx: c02f20c4   edx: c02f0000
>>>> esi: f3010000   edi: e083185c   ebp: df597e80   esp: df597e74
>>>> ds: 007b   es: 007b   ss: 0068   preempt: 00000001
>>>> Process modprobe (pid: 1419, threadinfo=df596000 task=dec3ac90
>>>> stack_left=7744 worst_left=-1)
>>>> Stack: e083b580 00000bf0 e083185c df597e9c c0132fe5 df597eb4 df597eb0
>>>> e083b580
>>>>        00000bf0 e083185c df597ec4 c0133c93 00000001 00000012 e082dde8
>>>> 00000000
>>>>        df597ed8 e0839200 00000bf0 e082dde8 df597ee8 c01341fa e083b580
>>>> 00000000
>>>> Call Trace:
>>>>  [<c01036a1>] show_stack_log_lvl+0x82/0x8a (36)
>>>>  [<c0103821>] show_registers+0x139/0x1a1 (32)
>>>>  [<c0103a15>] die+0x118/0x1df (60)
>>>>  [<c0110cf3>] do_page_fault+0x45c/0x532 (76)
>>>>  [<c010336b>] error_code+0x4f/0x54 (72)
>>>>  [<c0132fe5>] __find_symbol+0x25/0x1b7 (28)
>>>>  [<c0133c93>] resolve_symbol+0x27/0x5f (40)
>>>>  [<c01341fa>] simplify_symbols+0x83/0xf3 (36)
>>>>  [<c0134e31>] load_module+0x668/0x9e2 (184)
>>>>  [<c0135210>] sys_init_module+0x42/0x1a4 (20)
>>>>  [<c01027fb>] sysenter_past_esp+0x54/0x75 (-8116)
>>>> Code: eb 11 8b 75 f0 41 83 c2 28 0f b7 46 30 39 c1 72 c9 31 c0 5a 59 5b
>>>> 5e 5f 5d c3 55 89 e5 57 56 53 89 c3 39 ca 73 22 8b 72 04 89 df <ac> ae
>>>> 75 08 84 c0 75 f8 31 c0 eb 04 19 c0 0c 01 85 c0 75 04 89
>>>> EIP: [<c0132f9c>] lookup_symbol+0x11/0x35 SS:ESP 0068:df597e74
>>>>         
>>> DOH! That was actually 2.6.17-rc6-rt4. Sorry.
>>>       
>> Which module is it trying to load ?
>>
>> 	tglx
>>     
>
> Can't really say which it is trying to load when it dies. The lines
> below are the lines that immediately preceed the oops.
>
> NET: Registered protocol family 1
> input: AT Translated Set 2 keyboard as /class/input/input0
> NET: Registered protocol family 17
> NET: Registered protocol family 8
> NET: Registered protocol family 20
> Starting balanced_irq
> Using IPI Shortcut mode
> Time: tsc clocksource has been installed.
> hrtimers: Switched to high resolution mode CPU 3
> hrtimers: Switched to high resolution mode CPU 2
> hrtimers: Switched to high resolution mode CPU 1
> hrtimers: Switched to high resolution mode CPU 0
> *****************************************************************************
> *
>     *
> *  REMINDER, the following debugging option is turned on in your
> .config:   *
> *
>     *
> *        CONFIG_DEBUG_RT_MUTEXES
>      *
> *
>     *
> *  it may increase runtime overhead and latencies.
>     *
> *
>     *
> *****************************************************************************
> Freeing unused kernel memory: 200k freed
> input: ImExPS/2 Generic Explorer Mouse as /class/input/input1
> kjournald starting.  Commit interval 5 seconds
> EXT3-fs: mounted filesystem with ordered data mode.
>
>   
Similar for me on a dual Xeon 3.2 with 2.6.17-rc6-rt4:

*****************************************************************************
Time: tsc clocksource has been installed.
hrtimers: Switched to high resolution mode CPU 0
hrtimers: Switched to high resolution mode CPU 1
*                                                                           
*
*  REMINDER, the following debugging option is turned on in your 
.config:   *
*                                                                           
*
*        
CONFIG_DEBUG_RT_MUTEXES                                             *
*                                                                           
*
*  it may increase runtime overhead and 
latencies.                          *
*                                                                           
*
*****************************************************************************
Freeing unused kernel memory: 208k freed
Red Hat nash version 4.1.18.1 starting
Mounted /proc filesystem
Mounting sysfs
Creating /dev
Starting udev
Loading jbd.ko mBUG: unable to handle kernel paging request at virtual 
address 75010000
 printing eip:
c0135679
*pde = 00000000
Oops: 0000 [#1]
PREEMPT SMP
Modules linked in:
CPU:    1
Eodule
IP:    0060:[<c0135679>]    Not tainted VLI
EFLAGS: 00010297   (2.6.17-rc6-rt5 #1)
EIP is at lookup_symbol+0xe/0x31
eax: ffffffff   ebx: f881a7d2   ecx: c0332f3c   edx: c03309d8
esi: 75010000   edi: f881a7d2   ebp: f7f27ec0   esp: f7f27e8c
ds: 007b   es: 007b   ss: 0068   preempt: 00000001
Process insmod (pid: 293, threadinfo=f7f27000 task=f7f360f0 
stack_left=3672 worst_left=-1)
Stack: f882e520 000010a0 f881a7d2 c01356bd f7f27ebc f882e520 000010a0 
f881a7d2
       00000012 c013630c 00000001 f881752c 00000000 c0334284 f882abc0 
000010a0
       f881752c 0000008f c0136859 f882e520 00000000 f881931c f882e52c 
f882e52d
Call Trace:
 [<c01356bd>] __find_symbol+0x21/0x1b3 (16)
 [<c013630c>] resolve_symbol+0x27/0x61 (24)
 [<c0136859>] simplify_symbols+0x85/0xf7 (36)
 [<c0137532>] load_module+0x73f/0xaf9 (32)
 [<c013373e>] try_to_take_rt_mutex+0x165/0x172 (20)
 [<c013792f>] sys_init_module+0x24/0x1a0 (16)
 [<c013794d>] sys_init_module+0x42/0x1a0 (144)
 [<c01032d3>] sysenter_past_esp+0x54/0x75 (16)
Code: 01 85 c0 75 04 89 c8 eb 0e 0f b7 45 30 41 83 c2 28 39 c1 72 cb 31 
c0 5a 5b 5e 5f 5d c3 57 56 53 89 c3 39 ca 73 22 8b 72 04 89 df <ac> ae 
75 08 84 c0 75 f8 31 c0 eb 04 19 c0 0c 01 85 c0