Re: Regression in 92306daf5219 ("libselinux: rework selabel_file(5) database")

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Petr Lautrbach <lautrbach@xxxxxxxxxx> writes:

> Hi,
>
> with the current 3.8-rc1 release:
>
> [root@default-0 selinux]# semanage fcontext -a -t user_home_dir_t /tmp/test_dir
> [root@default-0 selinux]# semanage fcontext -l -C
> SELinux fcontext                                   type               Context
>
> /tmp/test_dir                                      all files          system_u:object_r:user_home_dir_t:s0 
> [root@default-0 selinux]# semanage fcontext -D
> sefcontext_compile: sefcontext_compile.c:206: write_sidtab: Assertion `sids[0].id == 1' failed.
> libsemanage.semanage_exec_prog: Child process /usr/sbin/sefcontext_compile did not exit cleanly.
> libsemanage.sefcontext_compile: sefcontext_compile returned error code -1. Compiling /var/lib/selinux/final/targeted/contexts/files/file_contexts.local
> OSError: Error


[root@default-0 ~]# touch file_contexts

[root@default-0 ~]# sefcontext_compile -r file_contexts 
sefcontext_compile: sefcontext_compile.c:206: write_sidtab: Assertion `sids[0].id == 1' failed.
Aborted (core dumped)


[root@default-0 ~]# cat > file_contexts <<EOF
# This file is auto-generated by libsemanage
# Do not edit directly.

/tmp/test_dir    system_u:object_r:user_home_dir_t:s0
EOF

[root@default-0 ~]# sefcontext_compile -r file_contexts 
[root@default-0 ~]# 





>
> According to `git bisect` the first bad commit is:
>
> commit 92306daf5219e73f6e8bc9fc7699399457999bcd (HEAD)
> Author: Christian Göttsche <cgzones@xxxxxxxxxxxxxx>
> Date:   Tue Nov 5 19:33:16 2024 +0100
>
>     libselinux: rework selabel_file(5) database
>
>
> [root@default-0 selinux]# git checkout 92306daf5219e73f6e8bc9fc7699399457999bcd~
> Previous HEAD position was 92306daf libselinux: rework selabel_file(5) database
> HEAD is now at 90b1c237 libselinux: sidtab updates
>
> [root@default-0 selinux]# make clean; make distclean; make LIBDIR=/usr/lib64 SHLIBDIR=/lib64 install install-pywrap relabel
> [root@default-0 selinux]# semanage fcontext -a -t user_home_dir_t /tmp/test_dir
> [root@default-0 selinux]# semanage fcontext -l -C
> SELinux fcontext                                   type               Context
>
> /tmp/test_dir                                      all files          system_u:object_r:user_home_dir_t:s0 
> [root@default-0 selinux]# semanage fcontext -D
> [root@default-0 selinux]#
>
>
> PTAL
>
> Petr






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