Date: Thu, 7 Nov 2024 20:46:34 -0800 From: Warner Losh <imp@bsdimp.com> To: Alexander Leidinger <Alexander@leidinger.net> Cc: Current FreeBSD <freebsd-current@freebsd.org> Subject: Re: No valid device tree blob found! Message-ID: <CANCZdfp=9RpRmSEFf37%2BO=q5ywAFZgM=VD2Kg0qLXLrfx9izfQ@mail.gmail.com> In-Reply-To: <132ca9158817a4706d1b9e78c3567973@Leidinger.net> References: <8cf9adb0e7ca6340460c695ffd64a0df@Leidinger.net> <896b9ce404ffcb126dcdd6008583b117@Leidinger.net> <CANCZdfr4qGgyt=fN4%2BJiFytthjseNo_2B0LVXHZNH93Y3vqEVg@mail.gmail.com> <a007694a811d1daa48703236b3eba007@Leidinger.net> <CANCZdfq%2BUuP7Ya69jz5jnoBB1Cg2Y-sHq1g%2BixsmEvjU7cSipA@mail.gmail.com> <132ca9158817a4706d1b9e78c3567973@Leidinger.net>
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[-- Attachment #1 --] OK. I'm confused... but no matter. Three more things to help... (1) kenv after boot with a fixed kernel (2) sudo efivar --device-path 8be4df61-93ca-11d2-aa0d-00e098032b8c-ConIn (3) sudo efivar --device-path 8be4df61-93ca-11d2-aa0d-00e098032b8c-ConOut Warner On Thu, Nov 7, 2024 at 2:41 PM Alexander Leidinger <Alexander@leidinger.net> wrote: > Am 2024-11-07 20:59, schrieb Warner Losh: > > > > On Wed, Nov 6, 2024 at 3:41 AM Alexander Leidinger < > Alexander@leidinger.net> wrote: > > Am 2024-11-02 17:08, schrieb Warner Losh: > > > > On Sat, Nov 2, 2024, 10:03 AM Alexander Leidinger <Alexander@leidinger.net> > wrote: > > Am 2024-10-30 22:11, schrieb Alexander Leidinger: > > > WARNING! Trying to fire up the kernel, but no device tree blob found! > > For anyone interested, I opened > https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=282493 for this. > > > Yea. This is a hang or a bad console. The warning is lame and misleading. > > Can you bisect? > > Found it. > > # git bisect bad > c87b3f0006be9ac5813f1ff636f18c9b4a41b08e is the first bad commit > commit c87b3f0006be9ac5813f1ff636f18c9b4a41b08e (HEAD) > Author: Warner Losh <imp@FreeBSD.org> > Date: Mon Oct 14 15:58:10 2024 -0600 > > uart: uart_getenv: check for NULL class last, not first > > This allows one to specify dt:XXXX when the default class isn't > compiled > into the kernel. It's not an error to not have a class until we're done > parsing the spec, so defer checking until then. > > Sponsored by: Netflix > Reviewed by: adrian, andrew, markj > Differential Revision: https://reviews.freebsd.org/D47078 > > sys/dev/uart/uart_subr.c | 14 +++++++------- > 1 file changed, 7 insertions(+), 7 deletions(-) > > -current as of today without this change boots just fine on the Ampere > system in the Oracle cloud. > > > what's your loader.conf? this should only matter if something is set > there... > > loader.conf: > > autoboot_delay="1" > hw.usb.no_boot_wait="0" > beastie_disable="YES" > boot_serial="YES" > loader_logo="none" > cryptodev_load="YES" > xz_load="YES" > zfs_load="YES" > geom_eli_load="YES" > > tcphpts_load="yes" > tcp_rack_load="YES" > > hw.mca.enabled="1" > vm.exec_map_entries="32" > > net.link.ifqmaxlen="256" > net.inet.tcp.soreceive_stream="1" > kern.random.fortuna.concurrent_read="1" > kern.msgbuf_show_timestamp="1" > > Bye, > Alexander. > -- > http://www.Leidinger.net Alexander@Leidinger.net: PGP 0x8F31830F9F2772BF > http://www.FreeBSD.org netchild@FreeBSD.org : PGP 0x8F31830F9F2772BF > [-- Attachment #2 --] <div dir="ltr">OK. I'm confused... but no matter. <div><br></div><div>Three more things to help... </div><div>(1) kenv after boot with a fixed kernel</div><div>(2) sudo efivar --device-path 8be4df61-93ca-11d2-aa0d-00e098032b8c-ConIn</div><div>(3) sudo efivar --device-path 8be4df61-93ca-11d2-aa0d-00e098032b8c-ConOut</div><div><br></div><div>Warner</div></div><br><div class="gmail_quote"><div dir="ltr" class="gmail_attr">On Thu, Nov 7, 2024 at 2:41 PM Alexander Leidinger <<a href="mailto:Alexander@leidinger.net" target="_blank">Alexander@leidinger.net</a>> wrote:<br></div><blockquote class="gmail_quote" style="margin:0px 0px 0px 0.8ex;border-left:1px solid rgb(204,204,204);padding-left:1ex"><div style="font-size:10pt;font-family:Verdana,Geneva,sans-serif"> <p id="m_4714275516160504349m_-1080165619656712267reply-intro">Am 2024-11-07 20:59, schrieb Warner Losh:</p> <blockquote type="cite" style="padding:0px 0.4em;border-left:2px solid rgb(16,16,255);margin:0px"> <div id="m_4714275516160504349m_-1080165619656712267replybody1"> <div dir="ltr"> <div dir="ltr"> </div> <br> <div> <div dir="ltr">On Wed, Nov 6, 2024 at 3:41 AM Alexander Leidinger <<a href="mailto:Alexander@leidinger.net" rel="noreferrer" target="_blank">Alexander@leidinger.net</a>> wrote:</div> <blockquote style="margin:0px 0px 0px 0.8ex;border-left:1px solid rgb(204,204,204);padding-left:1ex"> <div style="font-size:10pt;font-family:Verdana,Geneva,sans-serif"> <div style="font-size:10pt;font-family:Verdana,Geneva,sans-serif"> <p id="m_4714275516160504349m_-1080165619656712267v1m_33128641647853291v1reply-intro">Am 2024-11-02 17:08, schrieb Warner Losh:</p> <blockquote style="padding:0px 0.4em;border-left:2px solid rgb(16,16,255);margin:0px"> <div id="m_4714275516160504349m_-1080165619656712267v1m_33128641647853291v1replybody1"> <div dir="auto"> <div><br><br> <div> <div dir="ltr">On Sat, Nov 2, 2024, 10:03 AM Alexander Leidinger <<a href="mailto:Alexander@leidinger.net" rel="noreferrer" target="_blank">Alexander@leidinger.net</a>> wrote:</div> <blockquote style="margin:0px 0px 0px 0.8ex;border-left:1px solid rgb(204,204,204);padding-left:1ex">Am 2024-10-30 22:11, schrieb Alexander Leidinger:<br><br>> WARNING! Trying to fire up the kernel, but no device tree blob found!<br><br>For anyone interested, I opened <br><a href="https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=282493" rel="noopener noreferrer" target="_blank">https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=282493</a>; for this.</blockquote> </div> </div> <div dir="auto"> </div> <div dir="auto">Yea. This is a hang or a bad console. The warning is lame and misleading.</div> <div dir="auto"> </div> <div dir="auto">Can you bisect?</div> </div> </div> </blockquote> <p>Found it.</p> <p style="padding-left:40px"># git bisect bad<br>c87b3f0006be9ac5813f1ff636f18c9b4a41b08e is the first bad commit<br>commit c87b3f0006be9ac5813f1ff636f18c9b4a41b08e (HEAD)<br>Author: Warner Losh <imp@FreeBSD.org><br>Date: Mon Oct 14 15:58:10 2024 -0600</p> <p style="padding-left:40px"> uart: uart_getenv: check for NULL class last, not first</p> <p style="padding-left:40px"> This allows one to specify dt:XXXX when the default class isn't compiled<br> into the kernel. It's not an error to not have a class until we're done<br> parsing the spec, so defer checking until then.</p> <p style="padding-left:40px"> Sponsored by: Netflix<br> Reviewed by: adrian, andrew, markj<br> Differential Revision: <a href="https://reviews.freebsd.org/D47078" rel="noopener noreferrer" target="_blank">https://reviews.freebsd.org/D47078</a></p>; <p style="padding-left:40px"> sys/dev/uart/uart_subr.c | 14 +++++++-------<br> 1 file changed, 7 insertions(+), 7 deletions(-)</p> <p>-current as of today without this change boots just fine on the Ampere system in the Oracle cloud.</p> </div> </div> </blockquote> <div> </div> <div>what's your loader.conf? this should only matter if something is set there... </div> </div> </div> </div> </blockquote> <p>loader.conf:</p> <p style="padding-left:40px">autoboot_delay="1"<br>hw.usb.no_boot_wait="0"<br>beastie_disable="YES"<br>boot_serial="YES"<br>loader_logo="none"<br>cryptodev_load="YES"<br>xz_load="YES"<br>zfs_load="YES"<br>geom_eli_load="YES"</p> <p style="padding-left:40px">tcphpts_load="yes"<br>tcp_rack_load="YES"</p> <p style="padding-left:40px">hw.mca.enabled="1"<br>vm.exec_map_entries="32"</p> <p style="padding-left:40px">net.link.ifqmaxlen="256"<br>net.inet.tcp.soreceive_stream="1"<br>kern.random.fortuna.concurrent_read="1"<br>kern.msgbuf_show_timestamp="1"</p> <p>Bye,<br>Alexander.</p> <div id="m_4714275516160504349m_-1080165619656712267signature">-- <br> <div style="margin:0px;padding:0px;font-family:monospace"><a href="http://www.Leidinger.net" rel="noopener noreferrer" target="_blank">http://www.Leidinger.net</a>; <a href="mailto:Alexander@Leidinger.net:" target="_blank">Alexander@Leidinger.net:</a> PGP 0x8F31830F9F2772BF<br><a href="http://www.FreeBSD.org" rel="noopener noreferrer" target="_blank">http://www.FreeBSD.org</a>; <a href="mailto:netchild@FreeBSD.org" target="_blank">netchild@FreeBSD.org</a> : PGP 0x8F31830F9F2772BF</div> </div> </div> </blockquote></div>help
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