Re: drm-kmod kernel crash fatal trap 12

From: Cy Schubert <Cy.Schubert_at_cschubert.com>
Date: Thu, 10 Jun 2021 09:58:04 -0700
In message <4894bd36-92bd-596e-cc18-cd3e6aafe47f_at_selasky.org>, Hans Petter 
Sela
sky writes:
> On 6/9/21 4:43 PM, Thomas Laus wrote:
> > I updated my system this morning to main-n247260-dc318a4ffab June 9 2012
> > and the first boot after the kernel was loaded I received:
> > 
> > 'fatal trap 12' fault virtual address = 0x0
> > fault code = supervisor write data, page not present
> > instruction pointer = 0x20:0xffffffff82fc3d1b
> > stack pointer = 0x28:0xfffffe011aea3330
> > frame pointer = 0x28:0xfffffe011aea3370
> > code segment = base 0x0 limit 0xffff, type 0x1b
> >                 DPL 0,pres 1, long 1, def 32 0, gran 1
> > processor eflags = interrupt enabled, resume, IOPL = 0
> > current process = 1187 (kldload)
> > trap number = 12
> > 
> > I hand copied the screen display since I was not able to generate a
> > crash dump to /var/crash on a zfs file system.
> > 
> > I am rebuilding the GENERIC kernel since the crash was using the NODEBUG
> > version.  This is 100 percent repeatable.
> > 
> > Tom
> > 
>
> Make sure you also re-build the drm-kmod module.

And while you're at it, update your copy of the drm-* port to the latest.


-- 
Cheers,
Cy Schubert <Cy.Schubert_at_cschubert.com>
FreeBSD UNIX:  <cy_at_FreeBSD.org>   Web:  https://FreeBSD.org
NTP:           <cy_at_nwtime.org>    Web:  https://nwtime.org

	The need of the many outweighs the greed of the few.
Received on Thu Jun 10 2021 - 16:58:04 UTC

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