Re: -current not booting (amd64)

["Steven M. Bellovin" <smb%cs.columbia.edu@localhost>]

On Fri, 6 Jun 2008 13:00:54 +0000 (UTC)
christos%astron.com@localhost (Christos Zoulas) wrote:

> In article <20080605211808.5ff22c9c%cs.columbia.edu@localhost>,
> Steven M. Bellovin <smb%cs.columbia.edu@localhost> wrote:
> >A few days ago, I reported this:
> >
> >> On up-to-date -current/amd64, I get the following at boot-time
> >> (hand-copied):
> >> 
> >> acpiacad0: AC adapter online
> >> uvm_fault(0xffffffff80c95b00, 0x0, 1) -> e
> >> fatal page fault in supervisor mode
> >> trap type 6 code 0 rip ffffffff8047b162 cs 8 rflags 10217 cr2  c
> >> cpl 0 rsp ffff8 0004c0259d0
> >> kernel: page fault trap, code=-
> >> Stopped in pid 0.38 (system) at netbsd:config_stdsubmatch+0x52:
> >> cmpl 0(%rcx,%rb x,1),%eax
> >>  
> >>  
> >> config_stdsubmatch()
> >> mapply() at netbsd:mapply+0x2d
> >> config_search_loc() at netbsd:config_search_loc+0xcb
> >> config_found_sm_loc at netbsd:config_found_sm_loc+0x3b
> >> usbd_new_device() at netbsd:usbd_new_device+0x431
> >> uhub_explore() at netbsd:uhub_explore+0x1c1
> >> usb_discover() at netbsd:usb_discover+0x37
> >> usb_event_thread() at netbsd:usb_event_thread+0x3e
> >> 
> >> 
> >> Disabling ugen via 'boot -c' let me boot.
> > 
> >It's triggered by this line in my kernel config:
> >
> >ugen*   at uhub? port ? vendor "0x051d" flags 1
> >
> >There is another ugen device on the machine; I don't know if that's a
> >contributing factor.
> 
> You must have cvs updated without running config again?
> 
No -- my build script handles that automatically for me. 



                --Steve Bellovin, http://www.cs.columbia.edu/~smb