cgroups v2 issue with jammy stemcell

[poblin-orange]

see:

• cgroup unified expected wrong location? [exec failed: error adding pid to cgroups] k3s-io/k3s#6302
• Why JJ stemcell customize cgroup into hybrid mode cloudfoundry/bosh-linux-stemcell-builder#262

Impacted version: 124.5
Seems ok with 124.6

[poblin-orange]

server/5cfbf108-c5bd-4bff-ae81-5cb0fcc2f1e8:~# /var/vcap/packages/k3s/k3s check-config



Verifying binaries in /var/lib/rancher/k3s/data/8b74a938c5dbb231acd5d2cac9990ce4f2883fcfbe6d5ad0501edc0e88480688/bin:

- sha256sum: good

- links: good



System:

- /usr/sbin iptables v1.8.7 (nf_tables): ok

- swap: disabled

- routes: default CIDRs 10.42.0.0/16 or 10.43.0.0/16 already routed



Limits:

- /proc/sys/kernel/keys/root_maxkeys: 1000000



modprobe: FATAL: Module configs not found in directory /lib/modules/5.19.0-35-generic

info: reading kernel config from /boot/config-5.19.0-35-generic ...



Generally Necessary:

- cgroup hierarchy: cgroups Hybrid mounted, cpuset|memory controllers status: good

- /usr/sbin/apparmor_parser

apparmor: enabled and tools installed

- CONFIG_NAMESPACES: enabled

- CONFIG_NET_NS: enabled

- CONFIG_PID_NS: enabled

- CONFIG_IPC_NS: enabled

- CONFIG_UTS_NS: enabled

- CONFIG_CGROUPS: enabled

- CONFIG_CGROUP_PIDS: enabled

- CONFIG_CGROUP_CPUACCT: enabled

- CONFIG_CGROUP_DEVICE: enabled

- CONFIG_CGROUP_FREEZER: enabled

- CONFIG_CGROUP_SCHED: enabled

- CONFIG_CPUSETS: enabled

- CONFIG_MEMCG: enabled

- CONFIG_KEYS: enabled

- CONFIG_VETH: enabled (as module)

- CONFIG_BRIDGE: enabled (as module)

- CONFIG_BRIDGE_NETFILTER: enabled (as module)

- CONFIG_IP_NF_FILTER: enabled (as module)

- CONFIG_IP_NF_TARGET_MASQUERADE: enabled (as module)

- CONFIG_NETFILTER_XT_MATCH_ADDRTYPE: enabled (as module)

- CONFIG_NETFILTER_XT_MATCH_CONNTRACK: enabled (as module)

- CONFIG_NETFILTER_XT_MATCH_IPVS: enabled (as module)

- CONFIG_NETFILTER_XT_MATCH_COMMENT: enabled (as module)

- CONFIG_NETFILTER_XT_MATCH_MULTIPORT: enabled (as module)

- CONFIG_IP_NF_NAT: enabled (as module)

- CONFIG_NF_NAT: enabled (as module)

- CONFIG_POSIX_MQUEUE: enabled



Optional Features:

- CONFIG_USER_NS: enabled

- CONFIG_SECCOMP: enabled

- CONFIG_BLK_CGROUP: enabled

- CONFIG_BLK_DEV_THROTTLING: enabled

- CONFIG_CGROUP_PERF: enabled

- CONFIG_CGROUP_HUGETLB: enabled

- CONFIG_NET_CLS_CGROUP: enabled (as module)

- CONFIG_CGROUP_NET_PRIO: enabled

- CONFIG_CFS_BANDWIDTH: enabled

- CONFIG_FAIR_GROUP_SCHED: enabled

- CONFIG_RT_GROUP_SCHED: missing

- CONFIG_IP_NF_TARGET_REDIRECT: enabled (as module)

- CONFIG_IP_SET: enabled (as module)

- CONFIG_IP_VS: enabled (as module)

- CONFIG_IP_VS_NFCT: enabled

- CONFIG_IP_VS_PROTO_TCP: enabled

- CONFIG_IP_VS_PROTO_UDP: enabled

- CONFIG_IP_VS_RR: enabled (as module)

- CONFIG_EXT4_FS: enabled

- CONFIG_EXT4_FS_POSIX_ACL: enabled

- CONFIG_EXT4_FS_SECURITY: enabled

- Network Drivers:

  - "overlay":

    - CONFIG_VXLAN: enabled (as module)

      Optional (for encrypted networks):

      - CONFIG_CRYPTO: enabled

      - CONFIG_CRYPTO_AEAD: enabled

      - CONFIG_CRYPTO_GCM: enabled

      - CONFIG_CRYPTO_SEQIV: enabled

      - CONFIG_CRYPTO_GHASH: enabled

      - CONFIG_XFRM: enabled

      - CONFIG_XFRM_USER: enabled (as module)

      - CONFIG_XFRM_ALGO: enabled (as module)

      - CONFIG_INET_ESP: enabled (as module)

      - CONFIG_INET_XFRM_MODE_TRANSPORT: missing

- Storage Drivers:

  - "overlay":

    - CONFIG_OVERLAY_FS: enabled (as module)



STATUS: pass