Re: [OpenIndiana-discuss] resolved - sort of, now a reproduce-able bug was Re: A KVM switch broke my server?! Lightdm is panic'ing the kernel

Sat, 04 Sep 2021 02:26:38 -0700 


> On 4. Sep 2021, at 10:15, Carl Brewer <c...@bl.echidna.id.au> wrote:
> 
> Ok, the trigger for the fault, reproduce able, is to boot the box without 
> anything plugged into the HDMI port on the GFX card. That seems to break 
> something in the BIOS, then the only way to get it to start X11 without a 
> kernel panic is to restore the BIOS from a previous saved version.
> 
> Tried without KBD & mouse, and HDMI monitor plugged in, and despite the O/S 
> not being smart enough to notice and then use the kbd or mouse after 
> re-connecting, which while annoying, isn't a show stopper. But if nothing's 
> plugged into the HDMI port, it does something weird to the BIOS and we're 
> busted. The only way to get X11 working again is to revert the BIOS.
> 
> It will run ok if you disable X11 (disable lightdm), but if you try to start 
> X11, you get a kernel panic. The only way I've found to 'fix' it is to revert 
> the BIOS.
> 
> Is there something in the NVidia driver that could muck with the BIOS?
> 
> This is odd.  Very odd.
> 
> Carl

The nvidia driver is closed source binary blob, built for Oracle Solaris, and 
only accidentally is able to run with illumos.

rgds,
toomas
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