[  273.614901] nf_conntrack: nf_conntrack: table full in netns 4026532040, dropping packet
[  273.615055] nf_conntrack: nf_conntrack: table full in netns 4026532040, dropping packet
[  273.615221] nf_conntrack: nf_conntrack: table full in netns 4026532040, dropping packet
[  273.615329] nf_conntrack: nf_conntrack: table full in netns 4026532040, dropping packet
[  273.615486] nf_conntrack: nf_conntrack: table full in netns 4026532040, dropping packet
[  273.615562] nf_conntrack: nf_conntrack: table full in netns 4026532040, dropping packet
[  273.615922] nf_conntrack: nf_conntrack: table full in netns 4026532040, dropping packet
[  273.616070] nf_conntrack: nf_conntrack: table full in netns 4026532040, dropping packet
[  273.616192] nf_conntrack: nf_conntrack: table full in netns 4026532040, dropping packet
[  273.616306] nf_conntrack: nf_conntrack: table full in netns 4026532040, dropping packet
[  288.924512] socat (6706) used greatest stack depth: 11816 bytes left
[  288.972195] ping (6746) used greatest stack depth: 11592 bytes left