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SubjectRe: 2.6.17-rc6-rt3
Bruce Eleniak wrote:
> 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
>
>
Whoops. 2.6.17-rc6-rt5 sorry. FWIW, Thomas' 2.6.17-rc6-hrt4 runs fine
in isolation from the rt patchset.
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