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Date:      Fri, 16 Aug 2024 17:52:55 -0600
From:      Warner Losh <imp@bsdimp.com>
To:        Kevin Oberman <rkoberman@gmail.com>
Cc:        Alexander Ziaee <concussious@runbox.com>, Shawn Webb <shawn.webb@hardenedbsd.org>,  freebsd-current <freebsd-current@freebsd.org>
Subject:   Re: Panic on GENERIC @ 6481b4
Message-ID:  <CANCZdfpw6Qh16KE-%2B=BK%2Bu6kmdHZtqc5wz7NK-JwO%2B%2BoQd-_3g@mail.gmail.com>
In-Reply-To: <CAN6yY1s=a_bsSjjCJFmSjZpbW0_virs08bQ640igYSg0ZPTDsA@mail.gmail.com>
References:  <w57rhm6uxtil5jzgd7lnsulfnqnyzjeltiefy7splv5j222dmj@eha54sppelad> <E1sdzat-0002LS-CZ@rmmprod07.runbox> <CANCZdfpyrhECV7sXdGtGPYriOnDkC2mBFYEcvkuHrLU1EyPh6g@mail.gmail.com> <CAN6yY1s=a_bsSjjCJFmSjZpbW0_virs08bQ640igYSg0ZPTDsA@mail.gmail.com>

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On Fri, Aug 16, 2024, 5:22=E2=80=AFPM Kevin Oberman <rkoberman@gmail.com> w=
rote:

> On Tue, Aug 13, 2024 at 3:45=E2=80=AFPM Warner Losh <imp@bsdimp.com> wrot=
e:
>
>>
>>
>> On Tue, Aug 13, 2024, 4:02=E2=80=AFPM Alexander Ziaee <concussious@runbo=
x.com>
>> wrote:
>>
>>> On 2024-08-13 17:51 -04:00 EDT, "Shawn Webb" <shawn.webb@hardenedbsd.or=
g>
>>> wrote:
>>> > On Tue, Aug 13, 2024 at 09:45:54PM UTC, Alexander Ziaee wrote:
>>>
>>> >> Compiling freebsd-current/generic at head commit 6481b4 on
>>> freebsd-current/generic from July 11th after a `make cleanworld` panics=
 on
>>> bare metal boot on a thinkpad x230.
>>>
>>> > I had the same issue. I rebuilt/reinstalled the
>>> graphics/gpu-firmware-kmod and
>>> > graphics/drm-515-kmod ports. After a reboot, all was well.
>>>
>>> Cool, thanks Shawn!
>>>
>>> Should we put an entry in UPDATING when current will panic without the
>>> latest drm-kmod, or some other type of instruction somewhere?
>>>
>>
>> Every time you update the kernel, you must rebuild drm-kmod. If you don'=
t
>> all bets are off.
>>
>> I have a different panic with the kernel from 20 minutes ago. Joy.
>>
>> Warner
>>
>> Best,
>>> Alex
>>>
>>
> I have long had PORTS_MODULES+=3D graphics/drm-61-kmod in /etc/src.conf.
> Thei does result in the module being rebuilt every time I build a kernel,
> but it assures that it will work on the boot of the new kernel.
>

It's the only way to be safe.

Warner

> --
> Kevin Oberman, Part time kid herder and retired Network Engineer
> E-mail: rkoberman@gmail.com
> PGP Fingerprint: D03FB98AFA78E3B78C1694B318AB39EF1B055683
>

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<div dir=3D"auto"><div><br><br><div class=3D"gmail_quote"><div dir=3D"ltr" =
class=3D"gmail_attr">On Fri, Aug 16, 2024, 5:22=E2=80=AFPM Kevin Oberman &l=
t;<a href=3D"mailto:rkoberman@gmail.com">rkoberman@gmail.com</a>&gt; wrote:=
<br></div><blockquote class=3D"gmail_quote" style=3D"margin:0 0 0 .8ex;bord=
er-left:1px #ccc solid;padding-left:1ex"><div dir=3D"ltr"><div dir=3D"ltr">=
<div class=3D"gmail_default" style=3D"font-family:tahoma,sans-serif;font-si=
ze:small">On Tue, Aug 13, 2024 at 3:45=E2=80=AFPM Warner Losh &lt;<a href=
=3D"mailto:imp@bsdimp.com" target=3D"_blank" rel=3D"noreferrer">imp@bsdimp.=
com</a>&gt; wrote:</div></div><div class=3D"gmail_quote"><blockquote class=
=3D"gmail_quote" style=3D"margin:0px 0px 0px 0.8ex;border-left:1px solid rg=
b(204,204,204);padding-left:1ex"><div dir=3D"auto"><div><br><br><div class=
=3D"gmail_quote"><div dir=3D"ltr" class=3D"gmail_attr">On Tue, Aug 13, 2024=
, 4:02=E2=80=AFPM Alexander Ziaee &lt;<a href=3D"mailto:concussious@runbox.=
com" target=3D"_blank" rel=3D"noreferrer">concussious@runbox.com</a>&gt; wr=
ote:<br></div><blockquote class=3D"gmail_quote" style=3D"margin:0px 0px 0px=
 0.8ex;border-left:1px solid rgb(204,204,204);padding-left:1ex">On 2024-08-=
13 17:51 -04:00 EDT, &quot;Shawn Webb&quot; &lt;<a href=3D"mailto:shawn.web=
b@hardenedbsd.org" rel=3D"noreferrer noreferrer" target=3D"_blank">shawn.we=
bb@hardenedbsd.org</a>&gt; wrote:<br>
&gt; On Tue, Aug 13, 2024 at 09:45:54PM UTC, Alexander Ziaee wrote:<br>
<br>
&gt;&gt; Compiling freebsd-current/generic at head commit 6481b4 on freebsd=
-current/generic from July 11th after a `make cleanworld` panics on bare me=
tal boot on a thinkpad x230. <br>
<br>
&gt; I had the same issue. I rebuilt/reinstalled the graphics/gpu-firmware-=
kmod and<br>
&gt; graphics/drm-515-kmod ports. After a reboot, all was well.<br>
<br>
Cool, thanks Shawn!<br>
<br>
Should we put an entry in UPDATING when current will panic without the late=
st drm-kmod, or some other type of instruction somewhere?<br></blockquote><=
/div></div><div dir=3D"auto"><br></div><div dir=3D"auto">Every time you upd=
ate the kernel, you must rebuild drm-kmod. If you don&#39;t all bets are of=
f.</div><div dir=3D"auto"><br></div><div dir=3D"auto">I have a different pa=
nic with the kernel from 20 minutes ago. Joy.</div><div dir=3D"auto"><br></=
div><div dir=3D"auto">Warner</div><div dir=3D"auto"><br></div><div dir=3D"a=
uto"><div class=3D"gmail_quote"><blockquote class=3D"gmail_quote" style=3D"=
margin:0px 0px 0px 0.8ex;border-left:1px solid rgb(204,204,204);padding-lef=
t:1ex">
Best,<br>
Alex<br>
</blockquote></div></div></div>
</blockquote></div><br clear=3D"all"><div style=3D"font-family:tahoma,sans-=
serif;font-size:small" class=3D"gmail_default">I have long had PORTS_MODULE=
S+=3D graphics/drm-61-kmod in /etc/src.conf. Thei does result in the module=
 being rebuilt every time I build a kernel, but it assures that it will wor=
k on the boot of the new kernel.<br></div></div></blockquote></div></div><d=
iv dir=3D"auto"><br></div><div dir=3D"auto">It&#39;s the only way to be saf=
e.</div><div dir=3D"auto"><br></div><div dir=3D"auto">Warner=C2=A0</div><di=
v dir=3D"auto"><div class=3D"gmail_quote"><blockquote class=3D"gmail_quote"=
 style=3D"margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex"><d=
iv dir=3D"ltr"><div style=3D"font-family:tahoma,sans-serif;font-size:small"=
 class=3D"gmail_default"></div><span class=3D"gmail_signature_prefix">-- </=
span><br><div dir=3D"ltr" class=3D"gmail_signature"><div dir=3D"ltr"><div><=
div dir=3D"ltr"><div><div dir=3D"ltr"><div><div dir=3D"ltr">Kevin Oberman, =
Part time kid herder and retired Network Engineer<br>E-mail: <a href=3D"mai=
lto:rkoberman@gmail.com" target=3D"_blank" rel=3D"noreferrer">rkoberman@gma=
il.com</a><br></div><div>PGP Fingerprint: D03FB98AFA78E3B78C1694B318AB39EF1=
B055683</div></div></div></div></div></div></div></div></div>
</blockquote></div></div></div>

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