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Date:      Sat, 06 Feb 2016 22:44:25 +0200
From:      Arto Pekkanen <isoa@kapsi.fi>
To:        freebsd-x11@freebsd.org
Subject:   Many kldxref errors during drm-i915-update-38 kernel (c6d9af5) install
Message-ID:  <f6c3d84e1f7b3ef81c6a6de421a97498@kapsi.fi>

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Hello.

$ uname -a
FreeBSD leno 10.2-RELEASE-p7 FreeBSD 10.2-RELEASE-p7 #0: Mon Nov  2 
14:19:39 UTC 2015     
root@amd64-builder.daemonology.net:/usr/obj/usr/src/sys/GENERIC  amd64
$ freebsd-version -u
10.2-RELEASE-p10
$freebsd-version -k
10.2-RELEASE-p9


I've just compiled and installed the experimental kernel as per 
instructions: 
https://wiki.freebsd.org/Graphics/Update%20i915%20GPU%20driver%20to%20Linux%203.8

However, I get the following errors at the last stage:
...
===> zlib (install)
install -o root -g wheel -m 555   zlib.ko /boot/kernel.i915/
install -o root -g wheel -m 555   zlib.ko.debug 
/usr/lib/debug/boot/kernel.i915/
kldxref /boot/kernel.i915
kldxref: unknown metadata record 4 in file atacard.ko
kldxref: unknown metadata record 4 in file atp.ko
kldxref: unknown metadata record 4 in file atp.ko
kldxref: unknown metadata record 4 in file cmx.ko
kldxref: unknown metadata record 4 in file fdc.ko
kldxref: unknown metadata record 4 in file if_an.ko
kldxref: unknown metadata record 4 in file if_aue.ko
kldxref: unknown metadata record 4 in file if_axe.ko
kldxref: unknown metadata record 4 in file if_axge.ko
kldxref: unknown metadata record 4 in file if_cdce.ko
kldxref: unknown metadata record 4 in file if_cdce.ko
kldxref: unknown metadata record 4 in file if_cdce.ko
kldxref: unknown metadata record 4 in file if_cs.ko
kldxref: unknown metadata record 4 in file if_cue.ko
kldxref: unknown metadata record 4 in file if_ed.ko
kldxref: unknown metadata record 4 in file if_ed.ko
kldxref: unknown metadata record 4 in file if_ed.ko
kldxref: unknown metadata record 4 in file if_ep.ko
kldxref: unknown metadata record 4 in file if_fe.ko
kldxref: unknown metadata record 4 in file if_ipheth.ko
kldxref: unknown metadata record 4 in file if_kue.ko
kldxref: unknown metadata record 4 in file if_mos.ko
kldxref: unknown metadata record 4 in file if_rsu.ko
kldxref: unknown metadata record 4 in file if_rue.ko
kldxref: unknown metadata record 4 in file if_rum.ko
kldxref: unknown metadata record 4 in file if_run.ko
kldxref: unknown metadata record 4 in file if_smsc.ko
kldxref: unknown metadata record 4 in file if_sn.ko
kldxref: unknown metadata record 4 in file if_uath.ko
kldxref: unknown metadata record 4 in file if_udav.ko
kldxref: unknown metadata record 4 in file if_upgt.ko
kldxref: unknown metadata record 4 in file if_ural.ko
kldxref: unknown metadata record 4 in file if_urndis.ko
kldxref: unknown metadata record 4 in file if_urtw.ko
kldxref: unknown metadata record 4 in file if_urtwn.ko
kldxref: unknown metadata record 4 in file if_wi.ko
kldxref: unknown metadata record 4 in file if_xe.ko
kldxref: unknown metadata record 4 in file if_zyd.ko
kldxref: unknown metadata record 4 in file kernel
kldxref: unknown metadata record 4 in file kernel
kldxref: unknown metadata record 4 in file kernel
kldxref: unknown metadata record 4 in file kernel
kldxref: unknown metadata record 4 in file kernel
kldxref: unknown metadata record 4 in file kernel
kldxref: unknown metadata record 4 in file kernel
kldxref: unknown metadata record 4 in file kernel
kldxref: unknown metadata record 4 in file ng_bt3c.ko
kldxref: unknown metadata record 4 in file ng_ubt.ko
kldxref: unknown metadata record 4 in file snd_uaudio.ko
kldxref: unknown metadata record 4 in file u3g.ko
kldxref: unknown metadata record 4 in file uark.ko
kldxref: unknown metadata record 4 in file uart.ko
kldxref: unknown metadata record 4 in file ubsa.ko
kldxref: unknown metadata record 4 in file ubtbcmfw.ko
kldxref: unknown metadata record 4 in file uchcom.ko
kldxref: unknown metadata record 4 in file ucycom.ko
kldxref: unknown metadata record 4 in file udbp.ko
kldxref: unknown metadata record 4 in file uep.ko
kldxref: unknown metadata record 4 in file ufm.ko
kldxref: unknown metadata record 4 in file ufoma.ko
kldxref: unknown metadata record 4 in file uftdi.ko
kldxref: unknown metadata record 4 in file ugensa.ko
kldxref: unknown metadata record 4 in file ugold.ko
kldxref: unknown metadata record 4 in file uhid.ko
kldxref: unknown metadata record 4 in file uhso.ko
kldxref: unknown metadata record 4 in file uipaq.ko
kldxref: unknown metadata record 4 in file ukbd.ko
kldxref: unknown metadata record 4 in file uled.ko
kldxref: unknown metadata record 4 in file ulpt.ko
kldxref: unknown metadata record 4 in file umass.ko
kldxref: unknown metadata record 4 in file umcs.ko
kldxref: unknown metadata record 4 in file umct.ko
kldxref: unknown metadata record 4 in file umodem.ko
kldxref: unknown metadata record 4 in file umodem.ko
kldxref: unknown metadata record 4 in file umoscom.ko
kldxref: unknown metadata record 4 in file ums.ko
kldxref: unknown metadata record 4 in file uplcom.ko
kldxref: unknown metadata record 4 in file urio.ko
kldxref: unknown metadata record 4 in file usie.ko
kldxref: unknown metadata record 4 in file uslcom.ko
kldxref: unknown metadata record 4 in file uvisor.ko
kldxref: unknown metadata record 4 in file uvscom.ko
kldxref: unknown metadata record 4 in file wsp.ko
...

The kernel installed in /boot/kernel.i915, and all the files seem to be 
in place.

It seems like the kernel build process embeds metadata of unknown format 
into module files.

Should I worry about this error?

Is there anything I could do to circumvent this error from happening?

-- 
Arto Pekkanen



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