On 22/09/2020 14:51, Jürgen Groß wrote:
> On 22.09.20 14:17, Olaf Hering wrote:
>> With commit 68a8aa5d72 the build randomly fails. Up to commit
>> c7e3021a71 no errors (like this) are seen. For some reason nothing
>> below tools/ was touched in this range, so the bug may already exist
>> for a while.
>>
>> attempt on host#1:
>> [   81s] ln: failed to create symbolic link
>> '/home/abuild/rpmbuild/BUILD/xen-4.15.20200922T102230.68a8aa5d72/non-dbg/tools/libs/ctrl/../../../tools/include/xenctrl_dom.h':
>> File exists
>
> This is very weird, as the link is created via "ln -sf", so an existing
> target should not make the command failing.
>
>> [   81s]
>> /home/abuild/rpmbuild/BUILD/xen-4.15.20200922T102230.68a8aa5d72/non-dbg/tools/libs/ctrl/../../../tools/libs/libs.mk:82:
>> recipe for target
>> '/home/abuild/rpmbuild/BUILD/xen-4.15.20200922T102230.68a8aa5d72/non-dbg/tools/libs/ctrl/../../../tools/include/xenctrl_compat.h'
>> failed
>> [   81s] make[6]: ***
>> [/home/abuild/rpmbuild/BUILD/xen-4.15.20200922T102230.68a8aa5d72/non-dbg/tools/libs/ctrl/../../../tools/include/xenctrl_compat.h]
>> Error 1
>>
>> attempt on host#2:
>> [  178s] xenstat_qmp.c:26:10: fatal error: _paths.h: No such file or
>> directory
>> [  178s]
>> me/abuild/rpmbuild/BUILD/xen-4.15.20200922T102230.68a8aa5d72/non-dbg/tools/libs/stat/../../../tools/Rules.mk:153:
>> xenstat_qmp.opic] Error 1
>
> This shouldn't happen, too.
>
> Is this really a normal upstream build, or do you have any additional
> patches applied?

I've also observed the first symptom sporadically.  They've all been in
my main dev tree, which absolutely includes the possibility of an
unclean tree.  So far I haven't observed it from a clean tarball in a
mock chroot.

~Andrew

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