[    2.430303] ip (276) used greatest stack depth: 12352 bytes left
[   21.096682] ip (2219) used greatest stack depth: 12312 bytes left
[   23.457196] ip (2367) used greatest stack depth: 12200 bytes left
[  698.084354] blackhole_netdev_xmit(): Dropping skb.
[  698.084414] blackhole_netdev_xmit(): Dropping skb.
[  698.084453] blackhole_netdev_xmit(): Dropping skb.
[  698.084486] blackhole_netdev_xmit(): Dropping skb.
[  718.558219] blackhole_netdev_xmit(): Dropping skb.
[  718.558298] blackhole_netdev_xmit(): Dropping skb.
[  718.558364] blackhole_netdev_xmit(): Dropping skb.
[  718.558422] blackhole_netdev_xmit(): Dropping skb.
[  741.215580] blackhole_netdev_xmit(): Dropping skb.
[  741.215660] blackhole_netdev_xmit(): Dropping skb.
[  741.215707] blackhole_netdev_xmit(): Dropping skb.
[  741.215759] blackhole_netdev_xmit(): Dropping skb.
[  770.478051] blackhole_netdev_xmit(): Dropping skb.
[  770.478112] blackhole_netdev_xmit(): Dropping skb.
[  770.478146] blackhole_netdev_xmit(): Dropping skb.
[  770.478186] blackhole_netdev_xmit(): Dropping skb.
[  800.934231] blackhole_netdev_xmit(): Dropping skb.
[  800.934285] blackhole_netdev_xmit(): Dropping skb.
[  800.934321] blackhole_netdev_xmit(): Dropping skb.
[  800.934354] blackhole_netdev_xmit(): Dropping skb.
[  812.850600] blackhole_netdev_xmit(): Dropping skb.
[  812.850661] blackhole_netdev_xmit(): Dropping skb.
[  812.850708] blackhole_netdev_xmit(): Dropping skb.
[  812.850745] blackhole_netdev_xmit(): Dropping skb.
[  836.174020] blackhole_netdev_xmit(): Dropping skb.
[  836.174084] blackhole_netdev_xmit(): Dropping skb.
[  836.174125] blackhole_netdev_xmit(): Dropping skb.
[  836.174163] blackhole_netdev_xmit(): Dropping skb.
[  851.327783] blackhole_netdev_xmit(): Dropping skb.
[  851.327842] blackhole_netdev_xmit(): Dropping skb.
[  851.327883] blackhole_netdev_xmit(): Dropping skb.
[  851.327916] blackhole_netdev_xmit(): Dropping skb.
[  872.250657] blackhole_netdev_xmit(): Dropping skb.
[  872.250709] blackhole_netdev_xmit(): Dropping skb.
[  872.250743] blackhole_netdev_xmit(): Dropping skb.
[  872.250775] blackhole_netdev_xmit(): Dropping skb.
[  892.001284] blackhole_netdev_xmit(): Dropping skb.
[  892.001351] blackhole_netdev_xmit(): Dropping skb.
[  892.001394] blackhole_netdev_xmit(): Dropping skb.
[  892.001442] blackhole_netdev_xmit(): Dropping skb.
[  945.977955] blackhole_netdev_xmit(): Dropping skb.
[  945.978010] blackhole_netdev_xmit(): Dropping skb.
[  945.978043] blackhole_netdev_xmit(): Dropping skb.
[  945.978076] blackhole_netdev_xmit(): Dropping skb.
[  947.961477] blackhole_netdev_xmit(): Dropping skb.
[  947.961541] blackhole_netdev_xmit(): Dropping skb.
[  947.961585] blackhole_netdev_xmit(): Dropping skb.
[  947.961619] blackhole_netdev_xmit(): Dropping skb.
[  969.218574] blackhole_netdev_xmit(): Dropping skb.
[  969.218643] blackhole_netdev_xmit(): Dropping skb.
[  969.218683] blackhole_netdev_xmit(): Dropping skb.
[  969.218718] blackhole_netdev_xmit(): Dropping skb.
[ 1039.193654] blackhole_netdev_xmit(): Dropping skb.
[ 1039.193722] blackhole_netdev_xmit(): Dropping skb.
[ 1039.193770] blackhole_netdev_xmit(): Dropping skb.
[ 1039.193802] blackhole_netdev_xmit(): Dropping skb.
[ 1083.449880] blackhole_netdev_xmit(): Dropping skb.
[ 1083.449941] blackhole_netdev_xmit(): Dropping skb.
[ 1083.449970] blackhole_netdev_xmit(): Dropping skb.
[ 1083.450001] blackhole_netdev_xmit(): Dropping skb.