libdeflate: Debug info file was generated, but not package by OBS

I’m packaging libdeflate for Tumbleweed, dep for python-imagecodecs.
https://build.opensuse.org/package/show/home:andythe_great/libdeflate

I submit to devel:libraries:c_c++ which enable debuginfo.
https://build.opensuse.org/request/show/862983


    4s] Checking for unpackaged file(s): /usr/lib/rpm/check-files /home/abuild/rpmbuild/BUILDROOT/libdeflate-1.7-0.x86_64 
    4s] error: Installed (but unpackaged) file(s) found: 
    4s]    /usr/lib/debug/usr/bin/libdeflate-gzip-1.7-0.x86_64.debug.#dwz#.N91FK7

OBS generate other debug info packages.

    4s] Provides: libdeflate-devel = 1.7-0 libdeflate-devel(x86-64) = 1.7-0 
    4s] Requires(rpmlib): rpmlib(CompressedFileNames) <= 3.0.4-1 rpmlib(FileDigests) <= 4.6.0-1 rpmlib(PayloadFilesHavePrefix) <= 4.0-1 
    4s] Processing files: libdeflate-debuginfo-1.7-0.x86_64 
    4s] Provides: libdeflate-debuginfo = 1.7-0 libdeflate-debuginfo(x86-64) = 1.7-0 
    4s] Requires(rpmlib): rpmlib(CompressedFileNames) <= 3.0.4-1 rpmlib(FileDigests) <= 4.6.0-1 rpmlib(PayloadFilesHavePrefix) <= 4.0-1 
    4s] Recommends: libdeflate-debugsource(x86-64) = 1.7-0 
    4s] Processing files: libdeflate0-debuginfo-1.7-0.x86_64 
    4s] Provides: debuginfo(build-id) = e82f72e236a8b2357335dde1085f38a296925cff libdeflate0-debuginfo = 1.7-0 libdeflate0-debuginfo(x86-64) =
 1.7-0 
    4s] Requires(rpmlib): rpmlib(CompressedFileNames) <= 3.0.4-1 rpmlib(FileDigests) <= 4.6.0-1 rpmlib(PayloadFilesHavePrefix) <= 4.0-1 
    4s] Recommends: libdeflate-debugsource(x86-64) = 1.7-0 
    4s] Processing files: libdeflate-tools-debuginfo-1.7-0.x86_64 
    4s] Provides: debuginfo(build-id) = ff71f6d8d067586a2792d51e4bfdde25fac3bc36 debuginfo(build-id) = nilnil libdeflate-tools-debu
-0 libdeflate-tools-debuginfo(x86-64) = 1.7-0 
    4s] Requires(rpmlib): rpmlib(CompressedFileNames) <= 3.0.4-1 rpmlib(FileDigests) <= 4.6.0-1 rpmlib(PartialHardlinkSets) <= 4.0.
PayloadFilesHavePrefix) <= 4.0-1 
    4s] Recommends: libdeflate-debugsource(x86-64) = 1.7-0

But somehow not for the /usr/lib/debug/usr/bin/libdeflate-gzip
I could not just delete the unpackaged debuginfo file because it exist after %install.
I cannot use %exclude too because RPMLINT complain about debuginfo on non-debuginfo file list.

Thank you.

Adam Majer suggest that there might be issue with OBS, will update with more info.

Bug in dwz, report here.

https://bugzilla.suse.com/show_bug.cgi?id=1180984