The arm64 defconfig does not support the docker usecase.

Enable the missing configuration options.

The resulting .config was validated with [1].

...

Generally Necessary:
- cgroup hierarchy: properly mounted [/sys/fs/cgroup]
- 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_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_MARK: enabled (as module)
- CONFIG_IP_NF_NAT: enabled (as module)
- CONFIG_NF_NAT: enabled (as module)
- CONFIG_POSIX_MQUEUE: enabled
- CONFIG_CGROUP_BPF: enabled

...

[1] https://github.com/moby/moby/blob/master/contrib/check-config.sh

Cc: Catalin Marinas <catalin.marinas@arm.com>
Cc: Will Deacon <will@kernel.org>
Cc: Arnd Bergmann <arnd@kernel.org>
Signed-off-by: Vincenzo Frascino <vincenzo.frascino@arm.com>
---
 arch/arm64/configs/defconfig | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/arch/arm64/configs/defconfig b/arch/arm64/configs/defconfig
index 7d1105343bc2..f6b8eda18498 100644
--- a/arch/arm64/configs/defconfig
+++ b/arch/arm64/configs/defconfig
@@ -18,6 +18,7 @@ CONFIG_NUMA_BALANCING=y
 CONFIG_MEMCG=y
 CONFIG_BLK_CGROUP=y
 CONFIG_CGROUP_PIDS=y
+CONFIG_CGROUP_FREEZER=y
 CONFIG_CGROUP_HUGETLB=y
 CONFIG_CPUSETS=y
 CONFIG_CGROUP_DEVICE=y
@@ -138,12 +139,16 @@ CONFIG_IP_PNP_DHCP=y
 CONFIG_IP_PNP_BOOTP=y
 CONFIG_IPV6=m
 CONFIG_NETFILTER=y
+CONFIG_BRIDGE_NETFILTER=m
 CONFIG_NF_CONNTRACK=m
 CONFIG_NF_CONNTRACK_EVENTS=y
+CONFIG_NETFILTER_XT_MARK=m
 CONFIG_NETFILTER_XT_TARGET_CHECKSUM=m
 CONFIG_NETFILTER_XT_TARGET_LOG=m
 CONFIG_NETFILTER_XT_MATCH_ADDRTYPE=m
 CONFIG_NETFILTER_XT_MATCH_CONNTRACK=m
+CONFIG_NETFILTER_XT_MATCH_IPVS=m
+CONFIG_IP_VS=m
 CONFIG_IP_NF_IPTABLES=m
 CONFIG_IP_NF_FILTER=m
 CONFIG_IP_NF_TARGET_REJECT=m
-- 
2.36.1

On Mon, Jun 06, 2022 at 03:01:03PM +0100, Vincenzo Frascino wrote:
> diff --git a/arch/arm64/configs/defconfig b/arch/arm64/configs/defconfig
> index 7d1105343bc2..f6b8eda18498 100644
> --- a/arch/arm64/configs/defconfig
> +++ b/arch/arm64/configs/defconfig
> @@ -18,6 +18,7 @@ CONFIG_NUMA_BALANCING=y
>  CONFIG_MEMCG=y
>  CONFIG_BLK_CGROUP=y
>  CONFIG_CGROUP_PIDS=y
> +CONFIG_CGROUP_FREEZER=y
>  CONFIG_CGROUP_HUGETLB=y
>  CONFIG_CPUSETS=y
>  CONFIG_CGROUP_DEVICE=y
> @@ -138,12 +139,16 @@ CONFIG_IP_PNP_DHCP=y
>  CONFIG_IP_PNP_BOOTP=y
>  CONFIG_IPV6=m
>  CONFIG_NETFILTER=y
> +CONFIG_BRIDGE_NETFILTER=m
>  CONFIG_NF_CONNTRACK=m
>  CONFIG_NF_CONNTRACK_EVENTS=y
> +CONFIG_NETFILTER_XT_MARK=m
>  CONFIG_NETFILTER_XT_TARGET_CHECKSUM=m
>  CONFIG_NETFILTER_XT_TARGET_LOG=m
>  CONFIG_NETFILTER_XT_MATCH_ADDRTYPE=m
>  CONFIG_NETFILTER_XT_MATCH_CONNTRACK=m
> +CONFIG_NETFILTER_XT_MATCH_IPVS=m
> +CONFIG_IP_VS=m
>  CONFIG_IP_NF_IPTABLES=m
>  CONFIG_IP_NF_FILTER=m
>  CONFIG_IP_NF_TARGET_REJECT=m

The patch looks fine. It's usually Arnd who merges defconfig changes,
so I'll leave it to him.

Acked-by: Catalin Marinas <catalin.marinas@arm.com>