panic: sched_add: kse already in run queue

[Julian Elischer]

Jun Kuriyama wrote:
> At Mon, 06 Sep 2004 18:30:33 -0700,
> Julian Elischer wrote:
> 
>>>I'm still using SCHED_ULE.  I'm not using any PREEMPTION related
>>>options in my kernel config (I don't know which is default now).
>>
>>what date is the kernel sources?
>>did your problem start on a particular date?
>>I remember hearing about this error message before the sched patch was added a 
>>few days ago..
> 
> 
> This kernel was checked out as -D '2004.09.05.23.30.00+00'.  I haven't
> see this message before, and this kernel lived several hours without
> problem.  I don't know what event causes this...
> 
> 
ok so yuo do have teh scheduler framework change.
it went in at:
  2004-09-05 02:09:54 UTC

have you seen this error several times or just once?
Was there a large threaded component to the system load?
Is your firefox compiled with theads?  using which thread package?

do you have coredumps turned on?
does it make a dump?