Re: 2.6.17-rc6-rt3

["K.R. Foley" <kr@cybsft.com>]

K.R. Foley wrote:
> Ingo Molnar wrote:
>> i have released the 2.6.17-rc6-rt3 tree, which can be downloaded from 
>> the usual place:
>>
>>    http://redhat.com/~mingo/realtime-preempt/
>>
>> this is a fixes-only release: lots of fixes from Thomas Gleixner (for 
>> the softirq problem that caused those ping latency weirdnesses, for 
>> hrtimers and timers problems and for the RCU related bug that was 
>> causing instability and more), John Stultz, Jan Altenberg and Clark 
>> Williams. MIPS update from Manish Lachwani. Futex fix from Dinakar 
>> Guniguntala. It also includes the RT-scheduling SMP fix that could fix 
>> the scheduling problem reported by Darren Hart.
>>
>> I think all of the regressions reported against rt1 are fixed, please 
>> re-report if any of them is still unfixed.
>>
>> to build a 2.6.17-rc6-rt3 tree, the following patches should be applied:
>>
>>   http://kernel.org/pub/linux/kernel/v2.6/linux-2.6.16.tar.bz2
>>   http://kernel.org/pub/linux/kernel/v2.6/testing/patch-2.6.17-rc6.bz2
>>   http://redhat.com/~mingo/realtime-preempt/patch-2.6.17-rc6-rt3
>>
>> 	Ingo
> 
> This one still doesn't boot for me on a dual Xeon 2.60. Config is
> attached and oops is included below.
> 
> *****************************************************************************
> *
>     *
> *  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.
> 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.

-- 
   kr
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