On Mon, 26 Nov 2001, Peter Jeremy wrote:

> Having installed a new kernel and userland from sources about a day
> old, my vidcontrol command now causes a panic:
>
> Fatal trap 12: page fault while in vm86 mode
> fault virtual address   = 0xc359b
> ...
> The backtrace shows nothing useful - gdb doesn't seem to handle
> tracing through vm86 :-(.
>
> The command I used was "vidcontrol 132x60" after confirming that
> this was listed in "vidcontrol -i mode".  I have previously been
> using VESA_132x60, but that also panics now.
>
> Any suggestions where to look?

If it's a new bug, then it might be from not updating bios.c in the
recent pmap changes.   From error output:

./@/i386/i386/bios.c: In function `bios16':
./@/i386/i386/bios.c:379: warning: comparison between pointer and integer

Bruce


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