[ 1536.492770][    C2] tc mirred to Houston: device veth2 is down
[ 1536.570813][    C3] tc mirred to Houston: device veth2 is down
[ 1536.770850][    C2] tc mirred to Houston: device veth2 is down
[ 1536.818791][    C3] tc mirred to Houston: device veth2 is down
[ 1537.466019][    C1] tc mirred to Houston: device veth3 is down
[ 1537.661249][    C2] tc mirred to Houston: device veth3 is down
[ 1537.674709][    C3] tc mirred to Houston: device veth3 is down
[ 1537.875958][    C3] tc mirred to Houston: device veth2 is down
[ 1537.876523][    C3] tc mirred to Houston: device veth2 is down