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From: Paul Sladen (vserver_at_paul.sladen.org)
Date: Wed 05 Feb 2003 - 16:46:21 GMT


On Mon, 3 Feb 2003, John Goerzen wrote:

Sorry I didn't express a `bite', I [still] haven't had time to look through
the call-path.

> Scheduling in interrupt kernel BUG at sched.c:570! Invalid operand: 0000
>
> Adhoc c01093ef <system_call+33/38>
> Adhoc c011a201 <schedule+501/530>
> Adhoc c01208c8 <release_task+e8/110>
> Adhoc c01218dc <sys_wait4+39c/410>
> Adhoc c01218de <sys_wait4+39e/410>
> Adhoc c012b419 <sys_release_ip_info+29/60>
                  ^^^^^^^^^^^^^^^^^^^
Yes, this is ctx related. I'm guessing a locking issue, which if it is
there, could explain quite a lot of other things to.

> Adhoc c012c12a <.text.lock.sys+ea/190>
> Adhoc c026910a <tcp_sendpage+11a/160>
> Adhoc c027ad7d <tcp_v4_do_rcv+10d/1c0>
> Adhoc c02882ef <inet_sock_destruct+ff/1c0>
> Adhoc c02a4f99 <rwsem_down_write_failed+29/40>
> Adhoc c02a510c <rwsem_down_failed_common+5c/7e>
> Adhoc c02b910a <timer_bug_msg+912a/37b20>
> Adhoc c02fbc00 <fs_table+40/220>
> Adhoc c02fbf00 <uts_sem+8/28>
> Adhoc ffffffff <END_OF_CODE+76b8dc8/????>

If you can regularly reproduce these, then dumping them (in full) via
serial/netconsole/lights-out would be useful.

Thanks,

        -Paul

-- 
Nottingham, GB


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