Re: FYI: aarch64 main [so: 14] buildkernel (debug): ctfconvert: failed to get mapping for tid ????? <????>

From: Mark Millard via freebsd-arm <freebsd-arm_at_freebsd.org>
Date: Tue, 30 Nov 2021 06:01:09 UTC
On 2021-Nov-29, at 18:45, Mark Millard <marklmi@yahoo.com> wrote:

> For:
> 
> uname -apKU
> FreeBSD CA72_4c8G_ZFS 14.0-CURRENT FreeBSD 14.0-CURRENT #22 main-n250972-319e9fc642a1-dirty: Tue Nov 23 12:25:36 PST 2021     root@CA72_16Gp_ZFS:/usr/obj/BUILDs/main-CA72-nodbg-clang/usr/main-src/arm64.aarch64/sys/GENERIC-NODBG-CA72  arm64 aarch64 1400042 1400042
> 
> building a variant of itself (producing a debug build instead of a
> non-debug), it generated a bunch of messages of the form:
> 
> ctfconvert: failed to get mapping for tid  ????? <????>
> 
> in the buildkernel part of the build.
> 

There were 98 unique tid values complained about. (The <????>
contains a hexadecimal representation.) :

# grep "ctfconvert: failed to get mapping for tid" /usr/obj/BUILDs/main-CA72-dbg-clang/sys-typescripts/typescript-make-main-CA72-dbg-clang.aarch64-host.2021-11-29:11:34:15 | sort -n -k9 -u
ERROR: ctfconvert: failed to get mapping for tid 174 <ae>
ERROR: ctfconvert: failed to get mapping for tid 245 <f5>
ERROR: ctfconvert: failed to get mapping for tid 259 <103>
ERROR: ctfconvert: failed to get mapping for tid 267 <10b>
ERROR: ctfconvert: failed to get mapping for tid 275 <113>
ERROR: ctfconvert: failed to get mapping for tid 289 <121>
ERROR: ctfconvert: failed to get mapping for tid 333 <14d>
ERROR: ctfconvert: failed to get mapping for tid 425 <1a9>
ERROR: ctfconvert: failed to get mapping for tid 435 <1b3>
ERROR: ctfconvert: failed to get mapping for tid 482 <1e2>
ERROR: ctfconvert: failed to get mapping for tid 1120 <460>
ERROR: ctfconvert: failed to get mapping for tid 1155 <483>
ERROR: ctfconvert: failed to get mapping for tid 1318 <526>
ERROR: ctfconvert: failed to get mapping for tid 1671 <687>
ERROR: ctfconvert: failed to get mapping for tid 1809 <711>
ERROR: ctfconvert: failed to get mapping for tid 2416 <970>
ERROR: ctfconvert: failed to get mapping for tid 2538 <9ea>
ERROR: ctfconvert: failed to get mapping for tid 2715 <a9b>
ERROR: ctfconvert: failed to get mapping for tid 3107 <c23>
ERROR: ctfconvert: failed to get mapping for tid 3650 <e42>
ERROR: ctfconvert: failed to get mapping for tid 3868 <f1c>
ERROR: ctfconvert: failed to get mapping for tid 5151 <141f>
ERROR: ctfconvert: failed to get mapping for tid 5342 <14de>
ERROR: ctfconvert: failed to get mapping for tid 5499 <157b>
ERROR: ctfconvert: failed to get mapping for tid 6075 <17bb>
ERROR: ctfconvert: failed to get mapping for tid 6081 <17c1>
ERROR: ctfconvert: failed to get mapping for tid 6171 <181b>
ERROR: ctfconvert: failed to get mapping for tid 7775 <1e5f>
ERROR: ctfconvert: failed to get mapping for tid 8674 <21e2>
ERROR: ctfconvert: failed to get mapping for tid 9144 <23b8>
ERROR: ctfconvert: failed to get mapping for tid 10608 <2970>
ERROR: ctfconvert: failed to get mapping for tid 10638 <298e>
ERROR: ctfconvert: failed to get mapping for tid 10794 <2a2a>
ERROR: ctfconvert: failed to get mapping for tid 11190 <2bb6>
ERROR: ctfconvert: failed to get mapping for tid 12040 <2f08>
ERROR: ctfconvert: failed to get mapping for tid 12131 <2f63>
ERROR: ctfconvert: failed to get mapping for tid 12232 <2fc8>
ERROR: ctfconvert: failed to get mapping for tid 12266 <2fea>
ERROR: ctfconvert: failed to get mapping for tid 12293 <3005>
ERROR: ctfconvert: failed to get mapping for tid 12604 <313c>
ERROR: ctfconvert: failed to get mapping for tid 13072 <3310>
ERROR: ctfconvert: failed to get mapping for tid 13622 <3536>
ERROR: ctfconvert: failed to get mapping for tid 14453 <3875>
ERROR: ctfconvert: failed to get mapping for tid 14981 <3a85>
ERROR: ctfconvert: failed to get mapping for tid 15104 <3b00>
ERROR: ctfconvert: failed to get mapping for tid 15810 <3dc2>
ERROR: ctfconvert: failed to get mapping for tid 16006 <3e86>
ERROR: ctfconvert: failed to get mapping for tid 16222 <3f5e>
ERROR: ctfconvert: failed to get mapping for tid 16627 <40f3>
ERROR: ctfconvert: failed to get mapping for tid 16633 <40f9>
ERROR: ctfconvert: failed to get mapping for tid 16849 <41d1>
ERROR: ctfconvert: failed to get mapping for tid 16867 <41e3>
ERROR: ctfconvert: failed to get mapping for tid 17327 <43af>
ERROR: ctfconvert: failed to get mapping for tid 19216 <4b10>
ERROR: ctfconvert: failed to get mapping for tid 21146 <529a>
ERROR: ctfconvert: failed to get mapping for tid 21200 <52d0>
ERROR: ctfconvert: failed to get mapping for tid 23011 <59e3>
ERROR: ctfconvert: failed to get mapping for tid 23472 <5bb0>
ERROR: ctfconvert: failed to get mapping for tid 25993 <6589>
ERROR: ctfconvert: failed to get mapping for tid 26074 <65da>
ERROR: ctfconvert: failed to get mapping for tid 26800 <68b0>
ERROR: ctfconvert: failed to get mapping for tid 28333 <6ead>
ERROR: ctfconvert: failed to get mapping for tid 30366 <769e>
ERROR: ctfconvert: failed to get mapping for tid 30798 <784e>
ERROR: ctfconvert: failed to get mapping for tid 32196 <7dc4>
ERROR: ctfconvert: failed to get mapping for tid 32547 <7f23>
ERROR: ctfconvert: failed to get mapping for tid 33724 <83bc>
ERROR: ctfconvert: failed to get mapping for tid 34990 <88ae>
ERROR: ctfconvert: failed to get mapping for tid 35109 <8925>
ERROR: ctfconvert: failed to get mapping for tid 35984 <8c90>
ERROR: ctfconvert: failed to get mapping for tid 36204 <8d6c>
ERROR: ctfconvert: failed to get mapping for tid 36222 <8d7e>
ERROR: ctfconvert: failed to get mapping for tid 36393 <8e29>
ERROR: ctfconvert: failed to get mapping for tid 37769 <9389>
ERROR: ctfconvert: failed to get mapping for tid 37788 <939c>
ERROR: ctfconvert: failed to get mapping for tid 37961 <9449>
ERROR: ctfconvert: failed to get mapping for tid 38207 <953f>
ERROR: ctfconvert: failed to get mapping for tid 39642 <9ada>
ERROR: ctfconvert: failed to get mapping for tid 39935 <9bff>
ERROR: ctfconvert: failed to get mapping for tid 42787 <a723>
ERROR: ctfconvert: failed to get mapping for tid 44571 <ae1b>
ERROR: ctfconvert: failed to get mapping for tid 45582 <b20e>
ERROR: ctfconvert: failed to get mapping for tid 45687 <b277>
ERROR: ctfconvert: failed to get mapping for tid 48695 <be37>
ERROR: ctfconvert: failed to get mapping for tid 50964 <c714>
ERROR: ctfconvert: failed to get mapping for tid 51801 <ca59>
ERROR: ctfconvert: failed to get mapping for tid 53177 <cfb9>
ERROR: ctfconvert: failed to get mapping for tid 54249 <d3e9>
ERROR: ctfconvert: failed to get mapping for tid 55356 <d83c>
ERROR: ctfconvert: failed to get mapping for tid 55795 <d9f3>
ERROR: ctfconvert: failed to get mapping for tid 55825 <da11>
ERROR: ctfconvert: failed to get mapping for tid 55913 <da69>
ERROR: ctfconvert: failed to get mapping for tid 56821 <ddf5>
ERROR: ctfconvert: failed to get mapping for tid 59783 <e987>
ERROR: ctfconvert: failed to get mapping for tid 66038 <101f6>
ERROR: ctfconvert: failed to get mapping for tid 66581 <10415>
ERROR: ctfconvert: failed to get mapping for tid 68585 <10be9>
ERROR: ctfconvert: failed to get mapping for tid 95223 <173f7>

Is there an implication of a problem with the kernel built?
If yes, what is the way to make the existing system build
an appropriate kernel (as part of getting past the problem)?

===
Mark Millard
marklmi at yahoo.com
( dsl-only.net went
away in early 2018-Mar)