BUG: dst underflow -- what does that mean?
Folks -
I'm seeing this message very regularly, and I don't know what it means, or if it's a concern. It sort of looks like it might be important...
% tail -20 kern.log
Jan 17 11:04:41 lazarus kernel: BUG: dst underflow 0: c024e405
Jan 17 11:09:41 lazarus kernel: BUG: dst underflow 0: c024e405
Jan 17 11:10:15 lazarus kernel: i8253 count too high! resetting..
Jan 17 11:14:41 lazarus kernel: BUG: dst underflow 0: c0284579
Jan 17 11:14:41 lazarus kernel: BUG: dst underflow -1: c024e405
Jan 17 11:17:55 lazarus kernel: i8253 count too high! resetting..
Jan 17 11:19:41 lazarus kernel: BUG: dst underflow 0: c024e405
Jan 17 11:21:27 lazarus kernel: i8253 count too high! resetting..
Jan 17 11:24:14 lazarus kernel: i8253 count too high! resetting..
Jan 17 11:24:41 lazarus kernel: BUG: dst underflow 0: c0284579
Jan 17 11:24:41 lazarus kernel: BUG: dst underflow -1: c024e405
Jan 17 11:26:09 lazarus kernel: i8253 count too high! resetting..
Jan 17 11:29:35 lazarus kernel: i8253 count too high! resetting..
Jan 17 11:29:41 lazarus kernel: BUG: dst underflow 0: c024e405
Jan 17 11:30:39 lazarus kernel: i8253 count too high! resetting..
Jan 17 11:34:41 lazarus kernel: BUG: dst underflow 0: c0284579
Jan 17 11:34:41 lazarus kernel: BUG: dst underflow -1: c024e405
Jan 17 11:39:41 lazarus kernel: BUG: dst underflow 0: c024e405
Jan 17 11:44:41 lazarus kernel: BUG: dst underflow 0: c0284579
Jan 17 11:44:41 lazarus kernel: BUG: dst underflow -1: c024e405
I don't know whether the i8253 count is part of the problem, too, but I figured that more detail wouldn't hurt.
System details:
Linux lazarus 2.4.23 #4 Fri Jan 16 22:32:26 MST 2004 i686 GNU/Linux
This is a custom kernel, but my installation is Debian.
The hardware is an HP pavilion ze5570us laptop. I have the Linuxant DriverLoader to support the broadcom 802.11g wireless card.
-- Mario
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