On Wed, Apr 26, 2000 at 04:25:46PM +0100, Peter Edwards (local) wrote:
How about send-pr ing this stuff?
Wilko
> Hi,
> After a (very) quick look at the source it looks like there's a missing
> cdevsw_remove() missing from the MOD_UNLOAD/MOD_SHUTDOWN event handling
> I haven't time to test it, but try this:
>
> *** vn.c.old Wed Apr 26 16:23:03 2000
> --- vn.c Wed Apr 26 16:24:06 2000
> ***************
> *** 762,767 ****
> --- 762,768 ----
> case MOD_UNLOAD:
> /* fall through */
> case MOD_SHUTDOWN:
> + cdevsw_remove(&vn_cdevsw);
> for (;;) {
> vn = SLIST_FIRST(&vn_list);
> if (!vn)
>
>
> Maxim Sobolev wrote:
> >
> > Hi,
> >
> > I've already submitted this crash report earlier but it seems that developers
> > in -current list are too busy discussing whether Matt allowed to commit his SMP
> > work into 4.0 to pay attention to "ordinary" panic reports :-(. Following is
> > slightly simplified course of actions which is known to produce kernel panic on
> > both 4.0 and 5.0:
> >
> > root@notebook# kldstat
> > Id Refs Address Size Name
> > 1 2 0xc0100000 1c2f48 kernel
> > 2 1 0xc02c3000 30c8 splash_bmp.ko
> > root@notebook# mount /dev/vn0c /mnt
> > mount: Device not configured
> > root@notebook# kldload /modules/vn.ko
> > root@notebook# kldstat
> > Id Refs Address Size Name
> > 1 3 0xc0100000 1c2f48 kernel
> > 2 1 0xc02c3000 30c8 splash_bmp.ko
> > 3 1 0xc0823000 3000 vn.ko
> > root@notebook# kldunload -i 3
> > root@notebook# mount /dev/vn0c /mnt
> > [BINGO]
> > Fatal trap 12: page fault while in kernel mode
> > [...]
> >
> > -Maxim
--
Wilko Bulte Powered by FreeBSD http://www.freebsd.org
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