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Re: -current not booting (amd64)
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.
--Steve Bellovin, http://www.cs.columbia.edu/~smb
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