[01m[Kcgroups/cgfsng.c:[m[K In function ‘[01m[Kcgroup_attach_leaf.constprop[m[K’:
[01m[Kcgroups/cgfsng.c:2221:10:[m[K [01;31m[Kerror: [m[Kwriting 1 byte into a region of size 0 [[01;31m[K-Werror=stringop-overflow=[m[K]
 2221 |   [01;31m[K*slash = '\0'[m[K;
      |   [01;31m[K~~~~~~~^~~~~~[m[K
[01m[Kcgroups/cgfsng.c:2213:8:[m[K [01;36m[Knote: [m[Kat offset -13 to object ‘[01m[Kattach_cgroup[m[K’ with size 23 declared here
 2213 |   char [01;36m[Kattach_cgroup[m[K[STRLITERALLEN(".lxc-1000/cgroup.procs") + 1];
      |        [01;36m[K^~~~~~~~~~~~~[m[K
[01m[Kcgroups/cgfsng.c:2229:10:[m[K [01;31m[Kerror: [m[Kwriting 1 byte into a region of size 0 [[01;31m[K-Werror=stringop-overflow=[m[K]
 2229 |   [01;31m[K*slash = '/'[m[K;
      |   [01;31m[K~~~~~~~^~~~~[m[K
[01m[Kcgroups/cgfsng.c:2213:8:[m[K [01;36m[Knote: [m[Kat offset -13 to object ‘[01m[Kattach_cgroup[m[K’ with size 23 declared here
 2213 |   char [01;36m[Kattach_cgroup[m[K[STRLITERALLEN(".lxc-1000/cgroup.procs") + 1];
      |        [01;36m[K^~~~~~~~~~~~~[m[K
[01m[Kcgroups/cgfsng.c:2229:10:[m[K [01;31m[Kerror: [m[Kwriting 1 byte into a region of size 0 [[01;31m[K-Werror=stringop-overflow=[m[K]
 2229 |   [01;31m[K*slash = '/'[m[K;
      |   [01;31m[K~~~~~~~^~~~~[m[K
[01m[Kcgroups/cgfsng.c:2213:8:[m[K [01;36m[Knote: [m[Kat offset -13 to object ‘[01m[Kattach_cgroup[m[K’ with size 23 declared here
 2213 |   char [01;36m[Kattach_cgroup[m[K[STRLITERALLEN(".lxc-1000/cgroup.procs") + 1];
      |        [01;36m[K^~~~~~~~~~~~~[m[K

Link: https://launchpadlibrarian.net/494354168/buildlog_ubuntu-groovy-armhf.lxc_1%3A4.0.4-0ubuntu1_BUILDING.txt.gzSigned-off-by: Christian Brauner <christian.brauner@ubuntu.com>